2005-06-01 Daniel Berlin <dberlin@dberlin.org>
[official-gcc.git] / gcc / ChangeLog
blob8b879e593e8021f646c45eede107f590efbdcc57
1 2005-06-01  Daniel Berlin  <dberlin@dberlin.org>
3         Fix PR tree-optimization/21839
5         * gimplify.c (zero_sized_field_decl): New function.
6         (gimplify_init_ctor_eval): Use it.
8 2005-06-01  Josh Conner <jconner@apple.com>
10         PR 21478
11         * gimplify.c (gimplify_init_constructor): Don't spill initializer
12         to read-only memory if it's sparse.
14 2005-06-01  Ramana Radhakrishnan  <ramana@codito.com>
16         * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP. 
17         Add documentation for REG_SETJMP
19 2005-06-01  Richard Guenther  <rguenth@gcc.gnu.org>
21         * stmt.c (expand_case): Use build_int_cst.
22         (node_has_low_bound): Likewise, and correct type mismatch.
23         (node_has_high_bound): Likewise.
24         * fold-const.c (fold_binary): Ensure we build trees
25         with the correct types - undo what STRIP_NOPS possibly did.
27 2005-06-01  Richard Guenther  <rguenth@gcc.gnu.org>
29         * tree.h (fold_indirect_ref_1): Export from fold-const.c.
30         * fold-const.c (fold_indirect_ref_1): No longer static.
31         * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
32         folding, if possible.
34 2005-06-01  Joseph S. Myers  <joseph@codesourcery.com>
36         * common.opt (fjump-tables): New.
37         * doc/invoke.texi (-fno-jump-tables): Document.
38         * stmt.c (expand_end_case_type): Do not emit jump tables unless
39         flag_jump_tables.
41 2005-06-01  Richard Earnshaw  <richard.earnshaw@arm.com>
43         * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
44         (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
45         (sunlt, sunle): Enable patterns on VFP.
47         * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
48         f_stored, f_flag, f_cvt.
49         (generic_sched): No-longer used for the arm1020e and arm1022e cores.
50         Include arm1020e.md.
51         * vfp.md (fmstat): New cpu unit.  Add an exclusion set between it and
52         the ds and fmac pipelines.  Re-work all load and store patterns and
53         all conversion patterns to use new attributes.  Adjust reservation
54         descriptions accordingly.
55         * arm1020e.md: New file.
56         * t-arm: Add dependency.
58 2005-06-01  Jan Hubicka  <jh@suse.cz>
60         * except.c (struct eh_region): Kill unused fields.
61         * basic-block.h (struct basic_block_def): Likewise.
63 2005-06-01  J"orn Rennecke <joern.rennecke@st.com>
65         PR rtl-optimization/21767
66         * rtl.h (function_invariant_p): Re-add declaration.
67         * reload1.c (function_invariant_p): No longer static.
68         * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
69         might have become invalid.
71 2005-06-01  Jakub Jelinek  <jakub@redhat.com>
73         PR c/21536
74         PR c/20760
75         * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
76         on variable sizes types if a decl is a pointer to a VLA.
77         (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
78         Call gimplify_type_sizes on aggregate fields.  Prevent infinite
79         recursion.
81         * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
83         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
84         _mm_set_ps, _mm_setr_ps): Add __extension__.
85         * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
86         _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
87         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
88         Likewise.
89         (_mm_clflush): Don't use return in void function.
91         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
92         _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
93         Use __inline instead of inline.
95 2005-06-01  Richard Guenther  <rguenth@gcc.gnu.org>
97         * fold-const.c (fold_binary): Fix types in strlen vs.
98         zero comparison folding.
100 2005-06-01  Richard Henderson  <rth@redhat.com>
102         * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
103         * config.in, configure: Rebuild.
104         * config/alpha/alpha.c (print_operand): Add 'j'.
105         * alpha.md (divmodsi_internal_er_1): Use it.
106         (divmoddi_internal_er_1): Likewise.
108 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
110         * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
111         * opts.h (print_filtered_help): Delete.
112         * opts.c (handle_option, decode_options): Remove calls to
113         set_target_switch.
114         (print_target_help): New function.
115         (common_option, print_help): Call print_target_help instead of
116         display_target_options.
117         (print_filtered_help): Make static.
118         * toplev.h (display_target_options, set_target_switch): Delete.
119         * toplev.c (target_switches, target_options, display_target_options)
120         (set_target_switch): Delete.
121         (print_switch_values): Remove handling of TARGET_SWITCHES and
122         TARGET_OPTIONS.
123         (default_get_pch_validity): Likewise.  Only treat target_flags
124         specially if targetm.check_pch_target_flags is nonnull.
125         (pch_option_mismatch): New function.
126         (default_pch_valid_p): Use it.  Remove handling of TARGET_SWITCHES
127         and TARGET_OPTIONS.  Only treat target_flags specially if
128         targetm.check_pch_target_flags is nonnull.
129         * config/ia64/ia64.c (ia64_override_options): Don't mention
130         TARGET_OPTIONS in comment.
131         * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
132         * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
133         * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
134         interaction with TARGET_SWITCHES.
135         (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
137 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
139         * config/sh/sh.c (multcosts): Check sh_multcost rather than
140         sh_multcost_str.
141         (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
142         (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
143         (cut2_workaround_str): Delete.
144         * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
145         (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
146         (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
147         * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
148         (mgettrcost=, multcost=): New options.
150 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
152         * opts.h (cl_option_state): New structure.
153         (get_option_state): Declare.
154         * opts.c (get_option_state): New function.
155         * toplev.c (option_affects_pch_p): New function.
156         (default_get_pch_validity): Store the state of all options for which
157         option_affects_pch_p returns true.
158         (default_pch_valid_p): Check the state of those options here.
159         Only check target_flags separately if targetm.check_pch_target_Flags
160         is nonnull or if TARGET_SWITCHES is defined.
162 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
164         * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
165         names.
167 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
169         * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
171 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
173         * gcse.c (compute_transp, load_killed_in_block): Use 
174         MEM_READONLY_P.
176 2005-06-01  David.Billinghurst  <David.Billinghurst@riotinto.com>
178         PR target/21854
179         * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
180         
181 2005-05-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
183         * errors.h (warning, error, fatal, internal_error): Add printf
184         attribute.
185         * genmodes.c (make_vector_mode): Fix format arguments.
187 2005-05-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
189         * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
190         config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
191         lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
192         tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
193         tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
194         tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
195         tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
196         tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
197         tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
198         tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
199         tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
200         tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
201         tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
202         errors.h and include toplev.h if necessary.
203         
204         * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
205         errors.h otherwise include toplev.h.
206         
207         * Makefile.in: Update dependencies.
208         
209 2005-06-01  Danny Smith  <dannysmith@users.sourceforge.net>
211         * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
213 2005-05-31  Geoffrey Keating  <geoffk@geoffk.org>
215         * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
216         * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
217         be complemented for big-endian.  Mask for AND must be rotated,
218         not shifted.  Handle short operands with NOT on the memory
219         operation.
221 2005-05-30  Daniel Berlin  <dberlin@dberlin.org>
223         * c-objc-common.c (c_tree_printer): Check flag before hashtable.
224         Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
225         * dwarf2out.c (dwarf2out_var_location): Ditto.
226         * toplev.c (default_tree_printer): Ditto.
227         * tree-outof-ssa.c (create_temp): Ditto.
228         * tree-sra.c (instantiate_element): Ditto.
229         * var-tracking.c (track_expr_p): Ditto.
230         * tree.c (struct tree_map): New structure.
231         (debug_expr_for_decl): New.
232         (tree_map_eq): New function.
233         (tree_map_hash): Ditto.
234         (tree_map_marked_p): Ditto.
235         (print_debug_expr_statistics): Ditto.
236         (decl_debug_expr_lookup): Ditto.
237         (decl_debug_expr_insert): Ditto.
238         (dump_tree_statistics): Dump debug_expr hashtable stats.
239         * tree.h (DECL_DEBUG_EXPR): Change
240         (SET_DECL_DEBUG_EXPR): Add.
241         
242 2005-06-01  Alan Modra  <amodra@bigpond.net.au>
244         * configure.ac: Add --enable-secureplt.
245         (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
246         * config.in: Regenerate.
247         * configure: Regenerate.
248         * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
249         rs6000/secureplt.h to tm_file when enable_secureplt.
250         * doc/invoke.texi (msecure-plt, mbss-plt): Document.
251         * doc/install.texi: Document --enable-targets and --enable-secureplt.
252         Correct xrefs to "Using the GNU Compiler Collection (GCC)".
253         * config/rs6000/secureplt.h: New file.
254         * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
255         (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
256         assembler support.
257         (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
258         (CC1_SPEC): Delete duplicate mno-sdata.  Invoke cc1_secure_plt_default.
259         (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
260         * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
261         * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
262         * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
263         TARGET_SECURE_PLT got register load sequence.
264         (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
265         TARGET_SECURE_PLT.
266         (rs6000_elf_declare_function_name): Don't emit toc address offset
267         word when TARGET_SECURE_PLT.
268         * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
269         (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
270         (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
271         (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
272         TARGET_SECURE_PLT.
273         (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
274         sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
275         and -fPIC.
276         * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
277         (__trampoline_setup): Likewise.  Init r30 before plt call.
279 2005-05-31  DJ Delorie  <dj@redhat.com>
281         * expr.c (convert_move): When a partial_int requires multiple
282         conversion steps, make sure successive steps convert the
283         intermediate value, not the original value.
285         * expmed.c (expand_mult): Convert partial_int multiplies to
286         shift/add combinations too.
288         * genmodes.c (mode_data): Add wider_2x.
289         (calc_wider_mode): Calculate twice-wider mode too.
290         (emit_mode_wider): Emit twice-wider mode too.
291         * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
292         * expr.c (expand_expr_real_1): Use it for expanding
293         multiplies.
295 2005-05-31  Zdenek Dvorak  <dvorakz@suse.cz>
297         PR tree-optimization/21817
298         * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
300 2005-05-31  Pat Haugen  <pthaugen@us.ibm.com>
302         * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
303         change.
305 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
307         PR middle-end/20931
308         PR middle-end/20946
309         * fold-const.c (fold_checksum_tree): Copy types also if
310         TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
311         Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
312         first.
313         Tail recurse TREE_LIST's TREE_CHAIN.
315 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
317         PR tree-opt/21732
318         * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
319         SSA_NAME twice and cause the loop to become finite.  Remove the test
320         for val.
322 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
324         * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
325         expression.
327 2005-05-31  Richard Sandiford  <rsandifo@redhat.com>
329         * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
330         the documentation to make it more future-proof.
331         (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
332         * target.h (gcc_target): Add check_pch_target_flags.
333         * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
334         (TARGET_INITIALIZER): Include it.
335         * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
336         * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
337         * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
338         (sh_check_pch_target_flags): New function.
339         (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
341 2005-05-31  Richard Guenther  <rguenth@gcc.gnu.org>
343         * fold-const.c (extract_array_ref): Handle more cases,
344         do some useful canonicalization of the base.
345         (fold_binary): Explicitly deal with arrays of zero-sized
346         structures during folding of &a[i] == &a[j].
348 2005-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
350         * doc/install.texi (sparc-sun-solaris2*): Update note
351         about Sun bug 4910101.
352         (sparc-sun-solaris2.7): Document bootstrap
353         failure with Sun WorkShop 6 99/08/18 as.
355 2005-05-30  Pat Haugen  <pthaugen@us.ibm.com>
357         * loop.c (loop_invariant_p, valid_initial_value_p): Use
358         regs_invalidated_by_call instead of call_used_regs.
360 2005-05-30  Paolo Carlini  <pcarlini@suse.de>
362         PR middle-end/21743
363         * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
364         Enable.
365         * doc/extend.texi: Add clog, clogf, clogl.
367 2005-05-30  H.J. Lu  <hongjiu.lu@intel.com>
369         PR middle-end/20303
370         * c-pragma.c: Include "vec.h".
371         (handle_pragma_visibility): Use VEC.
373         * doc/invoke.texi: Remove the nested visibility push limit.
375 2005-05-30  Roger Sayle  <roger@eyesopen.com>
377         PR rtl-optimization/15422
378         * reg-stack.c (starting_stack_p): New static global.
379         (straighten_stack): Delete prototype. Change to update the stack
380         before the current insn.
381         (subst_stack_regs): Update call to straighten stack.
382         (emit_swap_insn): Delete prototype.  For the first insn in a
383         basic block, update stack_in instead of emitting a real swap.
384         (change_stack): When changing the stack before the first insn
385         in a basic block, update stack_in instead of emitting real code.
386         (compensate_edges): Clear starting_stack_p during compensation.
387         (convert_regs_1): Keep track of starting_stack_p whilst processing
388         a basic block.
390 2005-05-30  Kazu Hirata  <kazu@cs.umass.edu>
392         * tree-ssa-ccp.c (const_val): Make it static.
394 2005-05-29  Geoffrey Keating  <geoffk@apple.com>
396         PR target/21761
397         * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
398         pattern involving `:P'.
400         * Makefile.in (install-cpp): Depend on installdirs.
402 2005-05-30  Kazu Hirata  <kazu@cs.umass.edu>
404         * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
405         to VEC(int,heap)*.
406         (new_elim_graph, clear_elim_graph, delete_elim_graph,
407         elim_graph_add_edge, elim_graph_remove_succ_edge,
408         FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
409         instead of VARRAY.
411 2005-05-29  Kazu Hirata  <kazu@cs.umass.edu>
413         * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
414         opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
415         tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
416         follow spelling conventions in error/dump messages.
418 2005-05-29  Roger Sayle  <roger@eyesopen.com>
419             Richard Henderson  <rth@redhat.com>
421         * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
422         if the RHS isn't suitable for calling emit_move_insn.
424 2005-05-29  Kazu Hirata  <kazu@cs.umass.edu>
426         * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
427         fold_unary and fold_binary.
429 2005-05-29  Roger Sayle  <roger@eyesopen.com>
431         * reg-stack.c (propagate_stack): Always copy the source stack to
432         the destination.  This routine is now only called when this is safe.
433         (better_edge): New function split out from convert_regs_1 to
434         determine which of two edges is better to propagate across.
435         (convert_regs_1):  We need only search for a best edge if the
436         stack layout hasn't been defined yet.  Use better_edge to help
437         find beste.  No longer traverse unnecessary edges.
439 2005-05-29  Keith Besaw  <kbesaw@us.ibm.com>
441         * tree-ssa-alias.c (new_type_alias): New procedure to
442         create a type memory tag for a pointer with a may-alias
443         set determined from a variable declaration.
444         * tree-flow.h: export declaration of new_type_alias
445         * tree-optimize.c (init_tree_optimization_passes): document
446         that pass_may_alias cannot be called after pass_vectorize.
447         * tree-vect-transform (vect_create_data_ref_ptr): Call
448         new_type_alias when an type memory tag isn't available
449         for a reference.
450         (vectorizable_store): Use copy_virtual_operands to update
451         virtual defs in place (so that loop_version can be called).
452         Call mark_for_renaming for the virtual defs in case peeling
453         is done and virtual uses outside the loop need to be updated.
455 2005-05-29  Dorit Naishlos  <dorit@il.ibm.com>
457         PR tree-optimization/21639
458         * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
460 2005-05-29  Jan Hubicka  <jh@suse.cz>
462         PR tree-optimization/21562
463         * cfgexpand.c (construct_init_block): Deal properly with the case
464         of entry edge not pointing to very first basic block.
466 2005-05-28  Kazu Hirata  <kazu@cs.umass.edu>
468         * tree-ssa-ccp.c (ccp_fold): Remove code that produces
469         non-gimple min invariant.
471         * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
472         * tree-flow.h: Add prototypes for start_recording_case_labels
473         and end_recording_case_labels.
474         * tree-cfg.c (start_recording_case_labels,
475         end_recording_case_labels): Export.
476         (cleanup_tree_cfg_loop, modified_noreturn_calls,
477         cleanup_control_flow, cleanup_control_expr_graph,
478         remove_fallthru_edge, phi_alternatives_equal,
479         tree_forwarder_block_p, has_abnormal_incoming_edge_p,
480         remove_forwarder_block, cleanup_forwarder_blocks,
481         remove_forwarder_block_with_phi, merge_phi_nodes,
482         gate_merge_phi, pass_merge_phi): Move to ...
483         * tree-cfgcleanup.c: ... here.
485         * basic-block.h: Remove forward declaration of bb_ann_d.
487 2005-05-28  Jan Hubicka  <jh@suse.cz>
489         * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
490         Update profile.
491         * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
492         debug output.
493         (tree_mod_subtract): Fix profile updating code.
494         (tree_divmod_values_to_profile): Do not produce useless value profilers
495         for divisions.
497 2005-05-28  Kazu Hirata  <kazu@cs.umass.edu>
499         * tree-ssa-dom.c (vrp_element_p): Define.
500         (vrp_hash_elt): Change the type of records to
501         VEC(vrp_element_p,heap).
502         (vrp_free): New.
503         (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
504         Update uses of VRP records.
505         (simplify_cond_and_lookup_avail_expr, record_range): Update
506         uses of VRP records.
508         * tree-inline.c (cfun_stack): Change the type to
509         VEC(function_p,heap).
510         (push_cfun, pop_cfun): Use VEC instead of VARRAY.
512 2005-05-27  Ian Lance Taylor  <ian@airs.com>
514         * c-decl.c (add_stmt): Add C frontend specific version.
515         (stmts_are_full_exprs_p): Remove.
516         * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
517         (stmts_are_full_exprs_p): Don't declare.
518         * c-semantics.c (add_stmt): Remove.
520 2005-05-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
522         * config/mips/mips-protos.h (mips_declare_object): Add printf
523         attribute.
524         * config/mips/mips.c (mips_declare_object_name): Fix format
525         argument.
527 2005-05-27  Roger Sayle  <roger@eyesopen.com>
529         * reg-stack.c (compensate_edge): Remove original prototype.
530         (propagate_stack): New function to copy the stack layout
531         at the start of a basic block from the layout at the end of
532         one of its predecessors.
533         (compensate_edge): Assume that both source and destination
534         blocks have already had their stack layouts defined.
535         (compensate_edges): Traverse all non-entry edges in the CFG
536         and call compensate_edge on each in turn.
537         (convert_regs_1): Change return type to void.  Call
538         propagate_stack instead of compensate_edge.
539         (convert_regs_2): Change return type to void.  Update call
540         to convert_regs_1 to ignore the (now void) return value.
541         (convert_regs): Update calls to convert_regs_2 to ignore
542         the (now void) return value.  After all the basic blocks have
543         been processed, call compensate_edges to actually emit new
544         insns.
545         (reg_to_stack): Initialize the aux info for each basic block
546         with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
548 2005-05-28  Jan Hubicka  <jh@suse.cz>
550         * except.c (can_throw_internal_1, can_throw_external_1): Add 
551         "is_resx" argument.
552         (can_throw_external, can_throw_internal): Bring into sync wrt
553         dealing resx.
554         * except.h (can_throw_internal_1, can_throw_external_1): Update
555         prototype.
556         * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
557         Deal properly with resx.
559 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
561         * basic-block.h (basic_block_def): Add phi_nodes and
562         predictions.  Remove tree_annotations.
563         * predict.c (tree_predicted_by_p, tree_predict_edge,
564         combine_predictions_for_bb): Adjust references to predictions.
565         * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
566         create_block_annotation.
567         (create_block_annotation, free_blocks_annotatios,
568         clear_blocks_annotations): Remove.
569         (dump_cfg_stats): Don't print out the memory spent on
570         bb_ann_d.
571         (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
572         * tree-flow-inline.h (bb_ann): Remove.
573         (phi_nodes, set_phi_nodes): Update references to phi_nodes.
574         * tree-flow.h (bb_ann_d): Remove.
575         * tree-if-conv.c (process_phi_nodes): Update a reference to
576         phi_nodes.
577         * tree-phinodes.c (reserve_phi_args_for_new_edge,
578         create_phi_node, remove_phi_node): Likewise.
579         * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
580         * tree-ssa-dom.c (threaded_blocks): New.
581         (tree_ssa_dominator_optimize): Initialize, clear, and free
582         threaded_blocks. Update a call to thread_through_all_blocks.
583         (thread_across_edge): Use threaded_blocks instead of setting
584         incoming_edge_threaded.
585         * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
586         a bitmap of blocks that are threaded through.
587         * tree.h: Move the prototype of threaded_through_blocks to
588         tree-flow.h.
590         * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
591         fini_walk_dominator_tree): Use VEC instead of VARRAY.
592         * domwalk.h (dom_walk_data): Change the type of
593         block_data_stack and free_block_data to VEC(void_p,heap)*.
594         * tree-ssa-dse.c (dse_initialize_block_local_data,
595         dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
596         VEC instead of VARRAY.
598 2005-05-27  Jan Hubicka  <jh@suse.cz>
600         * cgraph.c: Include tree-gimple.h
601         (cgraph_edge): Rename expr to stmt.
602         (cgraph_create_edge): Likewise.
603         (cgraph_clone_node): Likewise.
604         * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
605         * cgraphunit.c (record_call_1): Rename to ...
606         (record_reference): ... this one; do not build edges.
607         (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
608         (current_basic_block): Kill.
609         (cgraph_create_edges): Rewrite to work on gimple statements nicely.
610         (verify_cgraph_node): Likewise.
611         * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
612         (copy_bb): Mess up with cgraph edges here; simplify EH handling.
613         (copy_edges_for_bb): Simplify EH handling.
614         (expand_call_inline): Pass statement to cgraph_edge and
615         cgraph_create_edge.
617 2005-05-27  Richard Guenther  <rguenth@gcc.gnu.org>
619         * tree-inline.c (copy_body_r): Manually fold *& to deal
620         with ADDR_EXPRs with mismatched types for now.
622         * gimplify.c (fold_indirect_ref_rhs): New function.
623         (gimplify_modify_expr_rhs): Use it instead of pessimistic
624         fold_indirect_ref.
626         * fold-const.c (fold_indirect_ref_1): Add type argument;
627         make sure the resulting expression is of this type.
628         (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
630 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
632         PR tree-optimization/21658
633         * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
634         fold_binary_to_constant.  Likewise, call fold_unary instead of
635         fold_unary_to_constant.
637 2005-05-27  Nathan Sidwell  <nathan@codesourcery.com>
639         * vec.h: Implement integral type vector specialization.
640         (VEC_T): Define a non-GTY structure.
641         (VEC_T_GTY): Define a GTY structure.
642         (VEC_TA): Rename to ...
643         (VEC_TA_GTY): ... here.
644         (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
645         (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
646         (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
647         DEF_VEC_P and DEF_VEC_ALLOC_P.
648         (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
649         (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
650         DEF_VEC_O and DEF_VEC_ALLOC_O.
651         * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
652         * lambda-code.c: Likewise.
653         * tree-into-ssa.c: Likewise.
654         * tree-ssa-live.c: Likewise.
656 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
658         * tree-into-ssa.c (update_ssa): Ensure that the operand cache
659         is up-to-date.
660         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
661         update_stmt_if_modified before calling update_ssa.
663 2005-05-27  Ralf Corsepius  <ralf.corsepius@rtems.org>
665         * config/rs6000/t-rtems: Remove roe multilib variant.
667 2005-05-26  Roger Sayle  <roger@eyesopen.com>
669         PR tree-optimization/9814
670         * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
671         instruction, add the necessary clobbers by re-expanding the RTL
672         for arithmetic operations via optab.c's expand_unop/expand_binop.
673         (noce_try_bitop): New function to optimize bit manipulation idioms
674         of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
675         (noce_process_if_block): Call noce_try_bitop.
677 2005-05-26  Roger Sayle  <roger@eyesopen.com>
679         * reg-stack.c (convert_regs_entry, convert_regs_exit,
680         convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
681         (reg_to_stack): Move to end of the file.  Initialize the per
682         basic block information here, instead of...
683         (convert_regs_entry): Here.
684         (convert_regs): Change unused return type to void.
686 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
688         * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
689         unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
690         config/rs6000/eabispe.h, config/rs6000/lynx.h,
691         config/sh/elf.h, config/sh/symbian-pre.h,
692         config/sparc/sparc-protos.h: Update copyright.
694 2005-05-26  Mike Stump  <mrs@apple.com>
696         * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
697         for Objective-C++.
698         
699 2005-05-26  Richard Guenther  <rguenth@gcc.gnu.org>
701         * tree-ssa-forwprop.c (forward_propagate_addr_expr):
702         See through ADDR_EXPR in finding place to propagate into.
704 2005-05-26  Kazu Hirata  <kazu@cs.umass.edu>
706         * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
707         cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
708         ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
709         tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
710         tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
711         tree-ssa-operands.c, tree-vect-analyze.c,
712         tree-vect-transform.c, tree-vectorizer.c, tree.c,
713         config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
714         config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
715         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
716         config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
717         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
718         config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
719         config/sh/ushmedia.h, config/sparc/sparc.c,
720         config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
721         typos.  Follow spelling conventions.
722         * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
723         Follow spelling conventions.
725 2005-05-26  David Ung  <davidu@mips.com>
727         * config/mips/mips.c (mips_use_ins_ext_p): New helper function
728         that determines whether the MIPS32/64 R2 ext/ins should be used.
729         * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
730         * config/mips/mips.md (extzv): Changed predicate for operand to
731         nonimmediate_operand. Add code to generate insn patterns for
732         extzvsi and extzvdi.
733         (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
734         (insv): Similarly for insertion.
735         (insv<mode>): Similarly.
737 2005-05-26  Paolo Bonzini  <bonzini@gnu.org>
739         * simplify-rtx.c (avoid_constant_pool_reference): Support
740         offsetted addresses in the constant pool.
742 2005-05-26  Paolo Bonzini  <bonzini@gnu.org>
744         * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
745         * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
747 2005-05-26  Jakub Jelinek  <jakub@redhat.com>
749         PR target/21716
750         * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
751         found in the basic block and last insn in the basic block is not
752         INSN_P.  Remove explicit unspec numbers that are no longer valid
753         from comments.
755 2005-05-26  Paolo Bonzini  <bonzini@gnu.org>
757         * tree-vect-transform.c (vectorizable_operation): Try word_mode
758         vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
759         if a vector mode is available.
761 2005-05-25  Roger Sayle  <roger@eyesopen.com>
763         PR middle-end/21709
764         * fold-const.c (const_binop): Check for division by zero during
765         complex division.
767 2005-05-26  Ian Lance Taylor  <ian@airs.com>
769         * reload1.c (verify_initial_elim_offsets): Add braces to avoid
770         having a declaration after a statement.
772 2005-05-26  Richard Sandiford  <rsandifo@redhat.com>
774         * opt-functions.awk (var_type): New function.
775         (var_set): Use CLVC_STRING if var_type returns "const char *".
776         * opth-gen.awk: Use var_type to find out the types of variables.
777         Don't print comments above each "extern" definition.
778         * optc-gen.awk: Use var_type in the same way.
779         * opts.h (cl_var_cond): Rename to...
780         (cl_var_type): ...this.  Add CLVC_STRING.
781         (cl_option): Make "flag_var" a "void *" pointer.  Replace "var_cond"
782         with "var_type".
783         * opts.c (handle_option, option_enabled): Update after above name
784         change.  Cast flag_var before using it.  Handle CLVC_STRING.
785         
786         * config/alpha/alpha.h (alpha_tls_size): Delete.
787         * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
788         (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
789         (alpha_fptm_string, alpha_mlat_string): Delete.
790         (alpha_handle_option): Don't set the above variables here.  Use the
791         integer argument to check the validity of -mtls-size=.
792         * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
793         (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
794         (mtls-size=): Likewise.  Convert to a UInteger and initialize the
795         variable to 32.
797         * config/arc/arc.c (arc_cpu_string, arc_text_string)
798         (arc_data_string, arc_rodata_string): Delete.
799         (arc_handle_option): Don't set the above variables here.
800         * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
801         and initialize them.
803         * config/arm/arm.c (target_fpu_name, target_fpe_name)
804         (target_float_abi_name, target_abi_name, structure_size_string)
805         (arm_pic_register_string): Delete.
806         (arm_handle_option): Don't set the above variables here, except
807         in the handling of -mhard-float and -msoft-float.
808         * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
809         (mpic-register=, mstructure-size-boundary=): Add Var()s.
811         * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
812         (avr_handle_option): Delete.
813         * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
814         them.
816         * config/bfin/bfin.c (bfin_library_id): Delete.
817         (bfin_handle_option): Don't set it.
818         * config/bfin/bfin.opt (mshared-library-id=): Add Var().
820         * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
821         * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
822         (c4x_handle_option): Don't set c4x_rpts_cycles here.
823         * config/c4x/c4x.opt (mrpts=): Add Var().
825         * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
826         cris_elinux_stacksize_str here.
827         * config/cris/aout.opt (melinux-stacksize=): Add Var().
828         * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
829         (cris_tune_str, cris_elinux_stacksize_str): Delete.
830         * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
831         (cris_tune_str, cris_elinux_stacksize_str): Delete.
832         (cris_handle_option): Don't set the above variables here.
833         * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
834         (max-stackframe=): Add Var()s.
836         * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
837         * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
838         (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
839         (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
840         (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
841         (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
842         (ix86_handle_option): Don't set the above variables here.
843         * config/i386/i386.opt (malign-functions=, malign-jumps=)
844         (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
845         (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
846         Var()s.
848         * config/ia64/ia64.h (ia64_tls_size): Delete.
849         * config/ia64/ia64.c (ia64_tls_size): Delete.
850         (ia64_handle_option): Treat -mtls-size= as a UInteger option,
851         reading the integer argument from the "value" parameter.  Don't
852         set ia64_tls_size here.
853         * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
854         Add Var() and Init().
856         * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
857         (m32r_cache_flush_trap): Delete.
858         * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
859         (m32r_cache_flush_trap): Delete.
860         (m32r_handle_option): Don't set the above variables when handling
861         -mflush-func= and -mflush-trap=.
862         * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
863         and Init()s.
865         * config/mips/mips.h (mips_cache_flush_func): Delete.
866         * config/mips/mips.c (mips_arch_string, mips_tune_string)
867         (mips_cache_flush_func): Delete.
868         (mips_handle_option): Don't set the above variables when handling
869         -march=, -mtune= and -mflush-func=.
870         * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
872         * config/s390/s390.c (s390_arch_string): Delete.
873         (s390_handle_option): Don't set it here.
874         * config/s390/s390.opt (march=): Add Var().
876         * config/sparc/sparc.h (sparc_cmodel_string): Delete.
877         * config/sparc/sparc.c (sparc_cmodel_string): Delete.
878         (sparc_handle_option): Don't set it here.
879         * config/sparc/sparc.opt (mcmodel=): Add Var().
881 2005-05-25  Roger Sayle  <roger@eyesopen.com>
883         * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
884         call to convert_to_integer by building the NOP_EXPR directly.
886 2005-05-25  Richard Sandiford  <rsandifo@redhat.com>
888         * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
890 2005-05-25  Daniel Berlin  <dberlin@dberlin.org>
891             Jeff Law  <law@redhat.com>
893         * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
894         constant and side_effects of the ADDR_EXPR are consistent.
896         * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
897         appropriately around calls to recompute_tree_invarant_for_addr_expr.
899 2005-05-25  Ulrich Weigand  <uweigand@de.ibm.com>
901         * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
902         (s390_function_arg, s390_gimplify_va_arg): Use them.
903         (s390_register_info): Save only required subset of argument
904         registers into save area for va_list.
905         (s390_va_start): Initialize only required elements of va_list struct.
906         (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
908 2005-05-25  Ulrich Weigand  <uweigand@de.ibm.com>
910         * reload1.c (verify_initial_elim_offsets): Return boolean status
911         instead of aborting.
912         (reload): Adapt verify_initial_elim_offsets call site.  Restart
913         main loop if some initial elimination offsets changed.
915 2005-05-25  Adam Nemet  <anemet@lnxw.com>
917         * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
918         of -mno-svr4-struct-return.
920 2005-05-25  Daniel Berlin  <dberlin@dberlin.org>
922         Fix PR tree-optimization/21705
923         
924         * tree-ssa-pre.c (in_fre): New static variable.
925         (create_value_expr_from): Recursively value number reference ops
926         in argument lists.
927         (can_value_number_call): Temporary restrict only exists for
928         PRE, not FRE.
930 2005-05-25  Kazu Hirata  <kazu@cs.umass.edu>
932         * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
933         sizeof (bitmap *) with sizeof (bitmap).
935 2005-05-25  Daniel Berlin <dberlin@dberlin.org>
937         * lambda-code.c (perfect_nestify): Call update_stmt on the exit
938         condition.
940 2005-05-25  Adrian Straetling  <straetling@de.ibm.com>
942         * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
943         hook_bool_rtx_true.
945 2005-05-25  Jan Hubicka  <jh@suse.cz>
947         * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
948         * cgraph.c (cgraph_create_node): Reset estimated_growth.
949         * cgraph.h (cgraph_global_info): Add estimated_growth.
950         * ipa-inline.c: Include coverage.h
951         (max_insns, max_count): New static variables.
952         (cgraph_estimate_size_after_inlining): Cache the result.
953         (cgraph_estimate_growth):
954         * passes.c (rest_of_clean_state): Kill coverage_end_function.
955         * timevar.def (TV_INLINE_HEURISTICS): New timevar.
956         * tree-optimize.c (init_tree_optimization_passes): Move profiling before
957         inlining.
958         (ipa_passes): Initialize bitmaps.
960 2005-05-25  Adrian Straetling  <straetling@de.ibm.com>
962         * loop-doloop.c: Include "target.h". 
963           (doloop_valid_p): Move tests to function in targhooks.c.
964         * target.h (struct gcc_target): New target hook
965           "insn_valid_within_doloop".
966         * target-def.h: Define default value for "insn_valid_within_doloop".
967           (TARGET_INITIALIZER): Insert new target hook into initializer.
968         * targhooks.c (default_insn_valid_within_doloop): New function.
969         * targhooks.h (default_insn_valid_within_doloop): Declare.
970         * hooks.c (hook_bool_rtx_true): New function.
971         * hooks.h (hook_bool_rtx_true): Declare.
972         * doc/tm.texi: Add documentation for new target hook.
974 2005-05-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
976         PR target/21412
977         * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
978         * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
979         (sparc_tls_referenced_p): New prototype.
980         * config/sparc/sparc.c (tls_symbolic_operand): Delete.
981         (sparc_expand_move): Look for TLS addresses with constant offsets.
982         (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
983         tls_symbolic_operand.
984         (legitimate_pic_operand_p): Likewise.
985         (legitimate_address_p): Likewise.
986         (legitimize_address): Likewise.
987         (sparc_tls_symbol_ref_1): New function.
988         (sparc_tls_referenced_p): New function.
989         * config/sparc/predicates.md (tgd_symbolic_operand): Use
990         SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
991         (tld_symbolic_operand): Likewise.
992         (tie_symbolic_operand): Likewise.
993         (tle_symbolic_operand): Likewise.
995 2005-05-24  DJ Delorie  <dj@redhat.com>
996         
997         * common.opt (-Wattributes): New.  Default true.
998         * doc/invoke.texi (-Wno-attributes): Document.
999         
1000         * attribs.c (decl_attributes): Move warning control from if() to
1001         warning(OPT_*).
1002         * c-common.c (handle_packed_attribute): Likewise.
1003         (handle_nocommon_attribute): Likewise.
1004         (handle_common_attribute): Likewise.
1005         (handle_noreturn_attribute): Likewise.
1006         (handle_noinline_attribute): Likewise.
1007         (handle_always_inline_attribute): Likewise.
1008         (handle_used_attribute): Likewise.
1009         (handle_unused_attribute): Likewise.
1010         (handle_const_attribute): Likewise.
1011         (handle_transparent_union_attribute): Likewise.
1012         (handle_constructor_attribute): Likewise.
1013         (handle_destructor_attribute): Likewise.
1014         (handle_mode_attribute): Likewise.
1015         (handle_alias_attribute): Likewise.
1016         (handle_visibility_attribute): Likewise.
1017         (handle_tls_model_attribute): Likewise.
1018         (handle_malloc_attribute): Likewise.
1019         (handle_returns_twice_attribute): Likewise.
1020         (handle_pure_attribute): Likewise.
1021         (handle_deprecated_attribute): Likewise.
1022         (handle_vector_size_attribute): Likewise.
1023         (handle_nothrow_attribute): Likewise.
1024         (handle_cleanup_attribute): Likewise.
1025         (handle_warn_unused_result_attribute): Likewise.
1026         (handle_sentinel_attribute): Likewise.
1027         * c-decl.c (diagnose_mismatched_decls): Likewise.
1028         (start_decl): Likewise.
1029         (grokdeclarator): Likewise.
1030         (start_function): Likewise.
1031         * c-format.c (check_function_format): Likewise.
1032         * stor-layout.c (place_field): Likewise.
1033         (finalize_record_size): Likewise.
1034         * tree.c (handle_dll_attribute)): Likewise.
1035         * varasm.c (default_assemble_visibility): Likewise.
1036         * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
1037         (darwin_assemble_visibility): Likewise.
1038         * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
1039         * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
1040         (arm_handle_isr_attribute): Likewise.
1041         * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
1042         (avr_handle_fndecl_attribute): Likewise.
1043         * config/bfin/bfin.c (handle_int_attribute): Likewise.
1044         * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
1045         * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
1046         (h8300_handle_eightbit_data_attribute): Likewise.
1047         (h8300_handle_tiny_data_attribute): Likewise.
1048         * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
1049         (ix86_handle_regparm_attribute): Likewise.
1050         (ix86_handle_struct_attribute): Likewise.
1051         * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
1052         (i386_pe_encode_section_info): Likewise.
1053         * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
1054         * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
1055         (ip2k_handle_fndecl_attribute): Likewise.
1056         * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
1057         * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
1058         (m68hc11_handle_fntype_attribute): Likewise.
1059         (m68hc11_encode_section_info): Likewise.
1060         * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
1061         * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
1062         * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
1063         * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
1064         * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
1065         (sh_handle_sp_switch_attribute): Likewise.
1066         (sh_handle_trap_exit_attribute): Likewise.
1067         * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
1068         (sh_symbian_handle_dll_attribute): Likewise.
1069         * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
1070         (xstormy16_handle_below100_attribute): Likewise.
1071         * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
1073         * c-common.c (unsigned_conversion_warning): Move warning control
1074         from if() to warning(OPT_*).
1075         (c_common_truthvalue_conversion): Likewise.
1076         (c_do_switch_warnings): Likewise.
1077         * c-decl.c (diagnose_mismatched_decls): Likewise.
1078         (diagnose_mismatched_decls): Likewise.
1079         (define_label): Likewise.
1080         (grokdeclarator): Likewise.
1081         * c-format.c (check_format_info): Likewise.
1082         * c-lex.c (interpret_integer): Likwise.
1083         (lex_string): Likewise.
1084         * c-opts.c (c_common_post_options): Likewise.
1085         * c-parser.c (c_parser_unary_expression): Likewise.
1086         * c-pragma.c (handle_pragma_redefine_extname): Likewise.
1087         (handle_pragma_extern_prefix): Likewise.
1088         * c-typeck.c (build_binary_op): Likewise.
1089         * gcse.c (is_too_expensive): Likewise.
1090         * opts.c (decode_options): Likewise.
1091         * stor-layout.c (place_field): Likewise.
1092         * tree-cfg.c (remove_bb): Likewise.
1094         * c.opt (-Wreturn-type): Add Var(warn_return_type).
1095         * flags.h (warn_return_type): Remove.
1096         * toplev.c (warn_return_type): Likewise.
1098 2005-05-24  Kelley Cook  <kcook@gcc.gnu.org>
1100         * configure.ac: Don't use gcc_AC_C_LONG_LONG.  Check for
1101         existence of long long and __int64 before determining their size.
1102         * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
1103         * configure, config.h.in:  Regenerate.
1105 2005-05-24  Kelley Cook  <kcook@gcc.gnu.org>
1107         * configure: Regenerate.
1109 2005-05-24  Ziemowit Laski  <zlaski@apple.com>
1111         * c-common.h (objc_comptypes): Remove prototype.
1112         (objc_compare_types): New prototype.
1113         (objc_volatilized_decl): Likewise.
1114         (objc_type_quals_match): Likewise.
1115         * c-decl.c (objc_mark_locals_volatile): Streamline by calling
1116         objc_volatilize_decl().
1117         * c-typeck.c (comp_target_types): Remove third parameter; do
1118         not call objc_comptypes().
1119         (comptypes): Remove calls to objc_comptypes().
1120         (build_function_call): Extend compatible prototype check to ObjC.
1121         (build_conditional_expr): Adjust call to comp_target_types().
1122         (convert_for_assignment): Call objc_compare_types() instead of
1123         objc_comptypes(); adjust calls to comp_target_types(); call
1124         objc_type_quals_match() before issuing qualifier mismatch
1125         warnings.
1126         (build_binary_op): Call objc_compare_types() before issuing
1127         pointer mismatch warnings; adjust calls to
1128         comp_target_types().
1129         * stub-objc.c (objc_comptypes): Remove stub.
1130         (objc_compare_types): New stub.
1131         (objc_volatilized_decl): Likewise.
1132         (objc_type_quals_match): Likewise.
1134 2005-05-24  Paolo Carlini  <pcarlini@suse.de>
1136         * config/ia64/ia64intrin.h: Define nothing for C++:
1137         overloaded builtins have been ported to C++.
1139 2005-05-24  Jeff Law  <law@redhat.com>
1141         * tree-nested.c (build_addr): New "context" argument.  Temporarily
1142         set current_function_decl around the call to build the ADDR_EXPR.
1143         (get_static_chain): Pass proper context to build_addr.
1144         (convert_nl_goto_reference): Likewise.
1145         (convert_tramp_reference): Likewise.
1146         (final_nesting_tree_1): Likewise.
1147         * tree-profile.c (tree_gen_interval_profiler): Likewise.
1148         (tree_gen_pow2_profiler): Likewise.
1149         (tree_gen_one_value_profiler): Likewise.
1150         * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
1151         * tree.h (build_addr): Update prototype.
1153 2005-05-24  Kazu Hirata  <kazu@cs.umass.edu>
1155         * tree-flow.h (bb_ann_d): Remove has_escape_site.
1156         * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
1157         write to has_escape_site.
1159 2005-05-24  Jeff Law  <law@redhat.com>
1161         * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
1162         * tree-cfg.c: Include tree-ssa-propagate.h.
1163         (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
1164         needed.
1166 2005-05-24  Nick Clifton  <nickc@redhat.com>
1168         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1169         __NO_FPRS__ when 'f' class registers will not be available. 
1171 2005-05-24  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1173         * config/m32r/m32r.c (m32r_expand_block_move):  Return 0 if
1174         nothing was done.
1175         * config/m32r/m32r.md (movmemsi):  If m32r_expand_block_move did
1176         nothing then FAIL.
1177         * config/m32r/m32r/m32r-protos.h  (m32r_expand_block_move): Update
1178         prototype.
1180 2005-05-23  Jeff Law  <law@redhat.com>
1182         * tree-ssa-dom.c (cprop_into_stmt): Do not call
1183         recompute_tree_invariant_for_addr_expr here.
1184         (optimize_stmt): Call it here instead and do so if anything
1185         at all has changed in the statement and the RHS is an ADDR_EXPR.
1186         * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
1187         needed, call recompute_tree_invariant_for_addr_expr.
1188         * tree-ssa-propagate.c (substitute_and_fold): Call
1189         recompute_tree_invariant_for_addr_expr as needed.
1191 2005-05-23  Andreas Krebbel  <krebbel1@de.ibm.com>
1193         * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
1194         saving less registers than the replacement.
1196 2005-05-23  Jan Hubicka  <jh@suse.cz>
1198         * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
1200 2005-05-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
1202         * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
1203         * config/sparc/sparc.c (sparc_expand_move): New function.
1204         (sparc_emit_set_const64): Rewrite assert condition on entry.
1205         (legitimate_constant_p) <CONST_VECTOR>: New case.
1206         (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
1207         * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
1208         movV64, movtf): Use nonimmediate_operand for the first operand.
1209         Rewrite.  Only invoke sparc_expand_move.
1210         * config/sparc/predicates.md (input_operand): Reorder tests.
1212 2005-05-23  Jan Beulich  <jbeulich@novell.com>
1214         * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
1215         missing return statement.
1217 2005-05-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
1219         * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
1220         emit_move_insn for moves to TFmode stack slots.
1222 2005-05-21  Richard Guenther  <rguenth@gcc.gnu.org>
1224         * tree-stdarg.c (execute_optimize_stdarg): Handle references
1225         to va_list of the form &va[0].
1227 2005-05-20  Jan Hubicka  <jh@suse.cz>
1229         * Makefile.in (insn-emit.o): Add basic-block.h dependency.
1230         * genemit.c (main): Make insn-emit to include basic-block.h too.
1232 2005-05-20  Jan Hubicka  <jh@suse.cz>
1234         * cgraphunit.c (cgraph_expand_function): Force function being lowered.
1236 2005-05-19  Richard Henderson  <rth@redhat.com>
1238         * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
1239         emit_store_conditional): Split out from ...
1240         (alpha_split_atomic_op): ... here.
1241         (alpha_split_compare_and_swap): New; extract from .md file.
1242         (alpha_split_lock_test_and_set): Likewise.
1243         * config/alpha/alpha-protos.h: Update.
1244         * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
1245         split code into alpha.c.
1246         (sync_lock_test_and_set<I48MODE>): Likewise.
1248 2005-05-19  Richard Henderson  <rth@redhat.com>
1250         * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
1252 2005-05-19  Richard Henderson  <rth@redhat.com>
1254         * config/i386/sse.md (mulv4si3): Use all register inputs.
1255         (mulv2di3): Likewise.
1257 2005-05-19  Richard Guenther  <rguenth@gcc.gnu.org>
1259         * tree-ssa-loop-ivopts.c (determine_base_object): Use
1260         build_fold_addr_expr to generate trees of correct type.
1261         Use fold_buildN if possible.
1263 2005-05-19  Jan Hubicka  <jh@suse.cz>
1265         * basic-block.h (REG_BR_PROB_BASE): Define.
1266         * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
1267         (dump_cgraph_node): Dump count.
1268         (cgraph_clone_edge): Rescale counts.
1269         (cgraph_clone_node): Likewise.
1270         * cgraph.h: Include basic-block.h
1271         (cgraph_node): Add count.
1272         (cgraph_edge): Add count and loop_nest.
1273         (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
1274         Update prototypes.
1275         * cgraphunit.c: Kill now redundant inlining comment.
1276         (cgraph_create_edges): Make static, maintain current basic block;
1277         fix pasto.
1278         (record_call_1): Fill in new fields.
1279         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1280         cgraph_clone_node.
1281         (cgraph_decide_recursive_inlining): Likewise.
1282         * rtl.h (REG_BR_PROB_BASE): Kill.
1283         * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
1284         (expand_call_inline): Update call of cgraph_create_edge.
1285         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1287 2005-05-19  Nick Clifton  <nickc@redhat.com>
1289         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
1290         new rs6000_explicit_options structure.
1292 2005-05-19  Richard Henderson  <rth@redhat.com>
1294         PR target/21390
1295         * config/alpha/alpha.c (alpha_emit_conditional_branch): Move 
1296         TFmode code swapping ...
1297         (alpha_emit_xfloating_compare): ... here.
1298         (alpha_emit_setcc): Update to match.
1299         (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
1301 2005-05-19  Richard Henderson  <rth@redhat.com>
1303         PR target/21657
1304         * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
1305         memory indirection in local-dynamic case.
1307 2005-05-18  Jie Zhang  <jie.zhang@analog.com>
1308             Bernd Schmidt  <bernd.schmidt@analog.com>
1310         * config/bfin/bfin.c (branch_dest): Add comment why it's
1311         necessary.
1312         * config/bfin/bfin.md (attr "length" default): Change the offset of
1313         forward conditional branch of length 4 from 4096 to 4092.
1315 2005-05-19  Jan Beulich  <jbeulich@novell.com>
1317         * unwind-compat.c: Include tconfig.h and tsystem.h.
1318         * unwind-dw2-fde-compat.c: Likewise.
1320 2005-05-18  Richard Henderson  <rth@redhat.com>
1322         PR 21541
1323         * ifcvt.c (noce_process_if_block): Avoid conversion when the
1324         memory destination is readonly.
1326 2005-05-18  Richard Henderson  <rth@redhat.com>
1328         PR 21541
1329         * tree-ssa-operands.c (opf_non_specific): New.
1330         (get_asm_expr_operands): Set it.
1331         (add_call_clobber_ops, add_call_read_ops): Likewise.
1332         (add_stmt_operand): Test it instead of opf_kill_def when
1333         considering unmodifiable variables.
1335         * tree-ssa-operands.c (get_expr_operands): Fix exact test.
1337 2005-05-19  Kazu Hirata  <kazu@cs.umass.edu>
1339         * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
1340         tree-ssa-forwprop.c: Fix comment typos.
1341         * doc/invoke.texi: Fix a typo.
1343 2005-05-18  Richard Henderson  <rth@redhat.com>
1345         * config.gcc (powerpc-*-linux*): Include linux64.opt when
1346         including linux64.h.
1348 2005-05-18  Richard Henderson  <rth@redhat.com>
1350         * tree-cfg.c (pass_remove_useless): Revert last change.
1351         * tree-optimize.c (init_tree_optimization_passes): Initialize
1352         all_lowering_passes with PROP_gimple_any.
1354 2005-05-18  Devang Patel  <dpatel@apple.com>
1356         * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
1357         the mask end.
1358         
1359 2005-05-18  Richard Henderson  <rth@redhat.com>
1361         * tree-ssa-forwprop.c (cfg_changed): New.
1362         (tidy_after_forward_propagate_addr): New.
1363         (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
1364         (forward_propagate_addr_into_variable_array_index): Likewise.
1365         (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
1366         edges were removed.
1368 2005-05-18  Geoffrey Keating  <geoffk@apple.com>
1370         * dummy-checksum.c: New.
1371         * genchecksum.c: New.
1372         * c.opt (print_pch_checksum): New flag.
1373         * c-pch.c (struct c_pch_validity): Make much shorter.
1374         (no_checksum): New.
1375         (host_machine): Remove.
1376         (target_machine): Remove.
1377         (get_ident): Change PCH version number.
1378         (pch_init): When -fverbose-asm, print out the compiler fingerprint.
1379         Don't put triplets or version string in PCH validity data.
1380         Do put the compiler checksum in the validity data.
1381         (c_common_valid_pch): Don't check triplets or version string.  Do
1382         check checksum.
1383         (c_common_print_pch_checksum): New.
1384         * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
1385         Print fingerprint with -v.
1386         * c-common.h (c_common_print_pch_checksum): New.
1387         (executable_checksum): New.
1388         * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
1389         (cc1-dummy): New rule.
1390         (cc1-checksum.c): New rule.
1391         (cc1-checksum.o): New rule.
1392         (cc1): Add checksum support.
1393         (build/genchecksum): New.
1394         (build/genchecksum.o): New.
1395         (dummy-checksum.o): New.
1396         (genobjnames): Add genchecksum.o.
1397         (mostlyclean): Remove *-checksum.c.
1398         (gnucompare): Add libgcc to list of directories checked.
1399         Make comparison problems in libgcc/ and with checksum files only
1400         be warnings.
1401         * doc/invoke.texi (Precompiled Headers): Remove caution.
1402         Document that it must be the exact same binary.  Add a few
1403         known-safe flags to the list.
1405         * rs6000/predicates.md (fix_trunc_dest_operand): New.
1406         * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
1407         Check that a memory operand is valid before trying to use it.
1408         
1409         * tree-cfg.c (pass_remove_useless): This pass works on trees.
1411 2005-05-18  Richard Guenther  <rguenth@gcc.gnu.org>
1413         * tree.c (build1_stat): Don't try to handle two-operand
1414         tree codes.
1416 2005-05-18  Richard Sandiford  <rsandifo@redhat.com>
1418         * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
1419         * config/sh/sh.h: Update mask names throughout.
1420         (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
1421         (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
1422         (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
1423         (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
1424         (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
1425         (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
1426         (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
1427         (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
1428         (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
1429         (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
1430         (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
1431         (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
1432         (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
1433         (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
1434         (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
1435         (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
1436         (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
1437         (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
1438         (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
1439         (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
1440         (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
1441         (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
1442         (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
1443         (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
1444         (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
1445         (SUBTARGET_SWITCHES): Delete.
1446         (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
1447         (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
1448         (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
1449         (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
1450         (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
1451         (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
1452         (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
1453         (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
1454         (SUPPORT_SH3): Likewise SUPPORT_SH2.
1455         (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
1456         (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
1457         SUPPORT_SH4_NOFPU.
1458         (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
1459         (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
1460         (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
1461         (SUPPORT_SH4A): Likewise SUPPORT_SH4.
1462         (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
1463         (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
1464         (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
1465         (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
1466         (SUPPORT_ANY_SH5): New macros.
1467         (TARGET_NONE): Replace with...
1468         (MASK_ARCH): ...this new macro.
1469         * config/sh/elf.h: Update mask names
1470         * config/sh/linux.h: Likewise.
1471         * config/sh/little.h: Likewise.
1472         * config/sh/netbsd-elf.h: Likewise.
1473         * config/sh/symbian-pre.h: Likewise.
1474         * config/sh/sh.c (sh_handle_option): New function.
1475         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1476         (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
1477         (sh_target_switches, target_switches): Delete.
1478         (sh_pch_valid_p): Check for specific differences in the target_flags
1479         settings.
1480         (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
1481         * config/sh/sh.opt: New file.
1483 2005-05-18  Richard Henderson  <rth@redhat.com>
1485         PR target/21632
1486         * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
1487         small_addr_symbolic_operand.
1489 2005-05-18  Jeff Law  <law@redhat.com>
1491         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1492         propagate an ADDR_EXPR if the definition and use sites are
1493         in different EH regions.
1495 2005-05-18  Ian Lance Taylor  <ian@airs.com>
1497         * read-rtl.c (mode_attr_index): Use obstack_grow0, not
1498         obstack_grow.
1500 2005-05-18  Daniel Berlin  <dberlin@dberlin.org>
1502         * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
1504 2005-05-18  Daniel Berlin  <dberlin@dberlin.org>
1505         
1506         Fix PR tree-optimization/21407
1508         * tree-ssa-operands.c (note_addressable): Change
1509         COMPONENT_REF handling in response to aliasing
1510         discussion.
1512 2005-05-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
1514         * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
1515         * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
1516         * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
1517         * doc/invoke.texi (SPARC options): Document that -mapp-regs is
1518         the default on Solaris too.
1520 2005-05-17  Daniel Berlin  <dberlin@dberlin.org>
1522         * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
1523         is okay too.
1525 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
1527         * timevar.def (TV_SCEV_CONST): New timevar.
1528         * tree-optimize.c (init_tree_optimization_passes): Add
1529         pass_scev_cprop.
1530         * tree-pass.h (pass_scev_cprop): Declare.
1531         * tree-scalar-evolution.c (scev_const_prop): New function.
1532         * tree-scalar-evolution.h (scev_const_prop): Declare.
1533         * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
1534         New.
1535         * tree-cfg.c (replace_uses_by): Export.
1536         * tree-flow.h (replace_uses_by): Declare.
1538 2005-05-17  Ziemowit Laski  <zlaski@apple.com>
1539             Mike Stump  <mrs@apple.com>
1541         Yet more Objective-C++...
1543         * c-common.h (objc_finish_try_stmt): Add.
1544         (objc_build_synchronized): Add.
1545         (objc_generate_write_barrier): Add.
1546         * stub-objc.c (objc_build_synchronized): Add return value.
1547         (objc_finish_try_stmt): Likewise.
1548         (objc_generate_write_barrier): Add.
1550         * c-common.h (objc_rewrite_function_call): Add.
1551         * c-typeck.c (build_function_call): Allow objc to rewrite
1552         FUNCTION_DECLs.
1553         (build_modify_expr): Allow objc to generate write barriers.
1554         * c.opt (Wassign-intercept): Add.
1555         (Wstrict-selector-match): Add.
1556         (fobjc-call-cxx-cdtors): Add.
1557         (fobjc-direct-dispatch): Add.
1558         (fobjc-gc): Add.
1559         * dbxout.c (get_lang_number): Add Objective-C++ support.
1560         * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
1561         (-Wstrict-selector-match): Likewise.
1562         (-fobjc-direct-dispatch): Likewise.
1563         (-Wassign-intercept): Likewise.
1564         (Overall Options): Likewise.
1565         * gengtype.c (get_output_file_with_visibility): Likewise.
1566         * stub-objc.c (objc_rewrite_function_call): Add.
1567         * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
1569         * c-common.c (flag_objc_exceptions): Remove.
1570         (flag_objc_sjlj_exceptions): Remove.
1571         * c-decl.c (objc_mark_locals_volatile): Don't change decls
1572         that are already ok.
1573         * c-opts.c (c_common_handle_option, case
1574         OPT_fobjc_exceptions): Remove.
1575         (case OPT_fobjc_sjlj_exceptions): Remove
1576         * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
1577         (fobjc-exceptions): Likewise.
1578         (fobjc-sjlj-exceptions): Likewise.
1579         * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
1580         (OFFS_ASSIGNIVAR_FAST): Add.
1581         
1582 2005-05-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
1584         * config/sparc/sparc.md (movhi): Do not test constness
1585         of operand #1 twice.
1586         (movsi): Likewise.
1587         (movdi): Unconditionally accept zero as second operand
1588         when the first is memory.
1589         (movdi_insn_sp32): Handle above case.
1590         (DImode splitter): Use predicates.
1591         (DImode splitter): Use const_zero_operand predicate.
1592         (movsf_insn): Swap 2 alternatives.
1594 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
1596         * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
1597         expand_simple_operations to bases of the ivs.
1598         (tree_int_cst_sign_bit): Export.
1599         * tree-flow.h (expand_simple_operations): Declare.
1600         * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
1601         tree_int_cst_sign_bit.
1602         (expand_simple_operations): Export.
1603         * tree.h (tree_int_cst_sign_bit): Declare.
1605 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
1607         * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
1608         merged block.
1609         (replace_uses_by): New function.
1610         (tree_merge_blocks): Eliminate the phi nodes in the merged block.
1611         * tree-flow.h (fold_stmt_inplace): Declare.
1612         * tree-ssa-ccp.c (fold_stmt_inplace): New function.
1613         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
1614         info after cfg cleanup.
1616 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
1618         * cfgloop.h (just_once_each_iteration_p): Declaration changed.
1619         * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
1620         const.
1622 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
1624         * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
1625         * ggc-zone.c (ggc_alloc_zone_1): Ditto.
1626         * timevar.c (timevar_ggc_mem_total): New variable.
1627         (GGC_MEM_BOUND): New constant.
1628         (get_time): Record ggc memory status.
1629         (timevar_accumulate): Accumulate amount of ggc memory.
1630         (timevar_print): Print consumption of ggc memory.
1631         * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
1632         TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
1633         TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
1634         * timevar.h (struct timevar_time_def): Add ggc_mem field.
1635         (timevar_ggc_mem_total): Declare.
1637 2005-05-17  Kazu Hirata  <kazu@cs.umass.edu>
1639         * tree-into-ssa.c (update_ssa): Clean up by shortening the
1640         live range of DFS.
1642 2005-05-17  Hans-Peter Nilsson  <hp@axis.com>
1644         * config/cris/cris.md (ncond, ocode, rcond): Remove separate
1645         define_code_attr.
1646         ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
1647         ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
1648         ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
1649         ("s<ocond:code>"): Rename from respectively "b<ncond>",
1650         "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
1651         "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
1652         "s<rcond>" and "s<ocond>".
1653         ("b<ocond:code>", "*b<ocond:code>_reversed")
1654         ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
1655         output statement section.
1657 2005-05-17  Roger Sayle  <roger@eyesopen.com>
1659         * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
1661 2005-05-17  Steven Bosscher  <stevenb@suse.de>
1662             Stuart Hastings <stuart@apple.com>
1663             Jan Hubicka  <jh@suse.cz>
1664             Dale Johannesen  <dalej@apple.com>
1666         * cgraph.h (cgraph_node): Add 'lowered' state.
1667         (cgraph_lower_function): Declare.
1668         * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
1669         (cgraph_lower_function): New function.
1670         (cgraph_create_edges): Deal with lowered function bodies.
1671         (verify_cgraph_node): Likewise.
1672         (cgraph_analyze_function): Do lowering job.
1673         (cgraph_build_static_cdtor): Likewise.
1674         * function.h (struct function): Add saved_eh and saved_cfg.
1675         * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
1676         * tree-cfg.c (fold_cond_expr_cond): Export.
1677         * tree-flow.h (fold_cond_expr_cond): Declare.
1678         * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
1679         pointer-set.
1680         (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
1681         in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
1682         callee_cfun, block, eh_region, eh_region_offset.
1683         (inlining_p): New predicate.
1684         (remap_decl): Update for new inline_data; declare newly created inline
1685         vars in low gimple way.
1686         (copy_body_r): Update for new datastructure, simplify some of handling
1687         when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
1688         deal with RESX_EXPRs.
1689         (copy_bb): New.
1690         (copy_edges_for_bb): Likewise.
1691         (remap_decl_1): New.
1692         (copy_cfg_body): New.
1693         (copy_generic_body): Rewrite to work on low gimple.
1694         (copy_body): Turn into simple wrapper around copy_cfg_body.
1695         (setup_one_parameter): Insert new statements into given basic block.
1696         (initialize_initialized_parameters): Likewise, reorganize way things are
1697         gimplified.
1698         (declare_return_variable): Update for new inline data datastructure.
1699         (inline_forbidden_p): Work on low gimple.
1700         (estimate_num_insns): Likewise.
1701         (expand_call_inline): Work on CFG.
1702         (push_cfun, pop_cfun): New functions.
1703         (cfun_stack): New stack.
1704         (add_lexical_block): New function.
1705         (gimple_expand_calls_inline): Work on basic block.
1706         (optimize_inline_calls): Likewise.
1707         (clone_body, save_body, unsave_ewpr_now): Update for new
1708         datastructures.
1709         (declare_inline_vars): Work on block instead of bind_expr.
1710         (inlining_p): New predicate.
1711         * tree-inline.h (push_cfun, pop_cfun): Declare.
1712         * tree-optimize.c: Include except.h
1713         (all_lowering_passes): New variable.
1714         (execute_fixup_cfg, pass_fixup_cfg): New pass.
1715         (init_tree_optimization_passes): Move some to all_lowering_passes.
1716         (tree_lowering_passes): New function.
1717         (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
1718         * tree-pass.h (tree_lowering_passes): Declare
1720 2005-05-17  Nathan Sidwell  <nathan@codesourcery.com>
1722         * unwind-dw2-fde-darwin.c: Include tsystem.h.
1724 2005-05-17  Jeff Law  <law@redhat.com>
1726         * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
1727         * tree-ssa-forwprop.c: Include langhooks.h.
1728         (forward_propagate_addr_expr_into_variable_array_index): New.
1729         (forward_propagate_addr_expr): New.
1730         (tree_ssa_forward_propagate_single_use_vars): Loop over all
1731         the statements in the block instead of just the last statement.
1732         Call forward_propagate_addr_expr as needed.
1733         (pass_forwprop): Update the SSA graph after forward propagation is
1734         complete.
1736 2005-05-17  Nathan Sidwell  <nathan@codesourcery.com>
1738         * unwind-dw2-fde-glibc.c (base_from_cb_data,
1739         _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
1740         appropriate.
1741         * unwind-dw2-fde.c (__deregister_frame_info_bases,
1742         base_from_object, fde_split, end_fde_sort): Likewise.
1743         * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op, 
1744         execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
1745         uw_init_context_1): Likewise.
1746         * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
1747         _Unwind_Resume_or_Rethrow): Likewise.
1748         * unwind-pe.h (__gxx_abort): Do not define.
1749         (size_of_encoded_value, base_of_encoded_value,
1750         read_encoded_value_with_base): Use gcc_unreachable.
1751         * unwind.h (_Unwind_GetTextRelBase): Likewise.
1753 2005-05-17  Daniel Jacobowitz  <dan@codesourcery.com>
1755         * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
1756         (cfi_end): New macros.
1757         (RETLDM): Use cfi_pop.  Expect an eight byte stack frame.
1758         (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros.  Create
1759         an eight byte stack frame.
1760         (__NR_tkill): Define.
1761         (__div0): Use gettid tkill on GNU/Linux.
1762         (_arm_return): Add CFI.
1763         (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
1765 2005-05-17  Daniel Jacobowitz  <dan@codesourcery.com>
1767         * configure.ac: Remove spaces around assignment to
1768         gcc_cv_ld_sysroot.
1769         * configure: Regenerated.
1771 2005-05-17  David Edelsohn  <edelsohn@gnu.org>
1773         * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
1774         * config/rs6000/rs6000.c (rs6000_explicit_options): Add
1775         aix_struct_ret.
1776         (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
1777         Modify aix_struct_return variable, not target_flags.
1778         (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
1779         (rs6000_return_in_memory): Test aix_struct_return.
1780         * config/rs6000/rs6000.opt (maix-struct-return): Convert to
1781         independent variable.  Report mxl-compat.
1783 2005-05-17  Bernd Schmidt  <bernd.schmidt@analog.com>
1785         * config/bfin/bfin.md (eh_return): Add missing DONE.
1787 2005-05-17  Ian Lance Taylor  <ian@airs.com>
1789         * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
1790         field.
1791         (mode_attr_index): Remove check for defined attribute.  Remove
1792         infile parameter.  Change all callers.
1793         (apply_mode_maps): Add unknown parameter.  Change caller.  Always
1794         return after finding attribute.
1795         (apply_macro_to_rtx): Add unknown_mode_attr parameter.  Change
1796         callers.
1797         (apply_macro_traverse): Set mtd->unknown_mode_attr.
1798         (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
1799         attribute used for a mode.
1801 2005-05-17  Paolo Bonzini  <bonzini@gnu.org>
1803         * tree-ssa-math-opts.c: New file.
1805 2005-05-17  Paolo Bonzini  <bonzini@gnu.org>
1807         * tree-ssa-math-opts.c: New file.
1809 2005-05-17  Paolo Bonzini  <bonzini@gnu.org>
1811         * Makefile.in: Add tree-ssa-math-opts.c.
1812         * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
1813         * fold-const.c (distribute_real_division): New.
1814         (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
1815         * tree-pass.h (pass_cse_reciprocals): New.
1816         * tree-optimize.c (init_tree_optimization_passes): Run it.
1817         * doc/passes.texi: Document the new pass.
1819 2005-05-17  Richard Guenther  <rguenth@gcc.gnu.org>
1821         PR middle-end/21595
1822         * builtins.c (fold_builtin_constant_p): Handle
1823         &"string cst"[0] as constant.
1825 2005-05-17  Richard Henderson  <rth@redhat.com>
1827         * config/i386/sse.md (mulv16qi3, mulv2di3): New.
1829 2005-05-17  Jakub Jelinek  <jakub@redhat.com>
1831         PR middle-end/21492
1832         * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
1833         src2 if src2 has been split.
1835         PR tree-optimization/21610
1836         * c-typeck.c (decl_constant_value_for_broken_optimization): If not
1837         returning DECL, call unshare_expr.
1839 2005-05-17  Hans-Peter Nilsson  <hp@axis.com>
1841         * config/cris/cris.md: Unquote preparation and output statements.
1842         (BWD, WD, BW): New, mode-macros.
1843         (S, s, m, mm, nbitsm1): New, mode-attrs.
1844         (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
1845         (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
1846         code-attrs.
1847         ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
1848         ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
1849         ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
1850         "*cmp_swapexthi".
1851         ("cmp<mode>"): Replace "cmphi" and "cmpqi".
1852         ("movdi"): Move misplaced head comment regarding necessity of
1853         movdi from movsi to here.
1854         ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
1855         "*mov_sidehi_biap".
1856         ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
1857         ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
1858         "*mov_sideqi_biap_mem".
1859         ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
1860         "*mov_sidehi_mem".
1861         ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
1862         "*clear_sidehi_biap" and "*clear_sideqi_biap".
1863         ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
1864         and "*clear_sideqi".
1865         ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
1866         "*ext_sidehisi_biap".
1867         ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
1868         "*ext_sidehisi".
1869         ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
1870         ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
1871         ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
1872         ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
1873         ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
1874         "zero_extendqisi2".
1875         ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
1876         "*op_sidehi_biap" and "*op_sidesi_biap".
1877         ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
1878         "*op_sidesi".
1879         ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
1880         "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
1881         ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
1882         "*op_swap_sidehi" and "*op_swap_sidesi".
1883         ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
1884         in the N alternative of "subqi3".
1885         ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
1886         "*extophisi_side_biap".
1887         ("*extop<mode>si_side"): Replace "*extopqisi_side" and
1888         "*extophisi_side".
1889         ("*extop<mode>si_swap_side_biap"): Replace
1890         "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
1891         ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
1892         "*extophisi_swap_side".
1893         ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
1894         ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
1895         "*extophisi_swap".
1896         ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
1897         "mulqihi3", "mulhisi3" and "mulhisi3".
1898         ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
1899         ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
1900         "umulsi3_highpart".
1901         ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
1902         ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
1903         ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
1904         ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
1905         ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
1906         ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
1907         "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
1908         ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
1909         "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
1910         ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
1911         ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
1912         ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
1913         "*ashlhi_lowpart".
1914         ("abs<mode>2"): Replace "abshi2" and "absqi2".
1915         ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
1916         "bleu".
1917         ("b<ocond>"): Replace "bgt" and "ble".
1918         ("b<rcond>"): Replace "blt" and "bge".
1919         ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
1920         "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
1921         "*bleu_reversed".
1922         ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
1923         "*ble_reversed".
1924         ("*b<rcond>_reversed"): Replace "*blt_reversed" and
1925         "*blt_reversed".
1926         ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
1927         "sne".
1928         ("s<rcond>"): Replace "sge" and "slt".
1929         ("s<ocond>"): Replace "sgt" and "sle".
1930         ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
1931         [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
1932         ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
1933         clear.w [rx=rx+i] and clear.b [rx=rx+i].
1935 2005-05-17  Jakub Jelinek  <jakub@redhat.com>
1937         * varasm.c (struct constant_descriptor_tree): Add hash field.
1938         (const_desc_hash): Just return hash field.
1939         (const_desc_eq): If hash values are different, return 0 immediately.
1940         (output_constant_def): Compute hash field of temporary key, use
1941         htab_find_slot_with_hash instead of htab_find_slot.  Set hash in
1942         newly built constant descriptor.
1943         (lookup_constant_def): Compute hash field of temporary key, use
1944         htab_find_with_hash instead of htab_find.
1946 2005-05-16  Richard Henderson  <rth@redhat.com>
1948         * config/i386/sse.md (mulv4si3): New.
1950 2005-05-17  Hans-Peter Nilsson  <hp@axis.com>
1952         * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
1953         tests for noncanonical versions of reg+constant and
1954         reg+reg*{1,2,4}.
1956 2005-05-16  Richard Henderson  <rth@redhat.com>
1957             Steven Bosscher <stevenb@suse.de>
1959         PR tree-opt/21399
1960         * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from 
1961         maybe_clean_eh_stmt; take old stmt parameter.  Update EH
1962         region data structure to match replacement.
1963         * tree-flow.h: Update to match.
1964         * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1965         * tree-ssa-dom.c (optimize_stmt): Likewise.
1966         * tree-ssa-pre.c (eliminate): Likewise.
1967         * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1969 2005-05-16  Caroline Tice  <ctice@apple.com>
1971         * bb-reorder.c (verify_hot_cold_block_grouping):  Replace
1972         internal_error with gcc_assert.
1973         * dwarf2out.c (dwarf2out_switch_text_section):  Likewise.
1974         * function.h (struct function): Remove space between "*" and
1975         struct field names.
1976         * varasm.c (initialize_cold_section_name):   Add gcc_assert;
1977         modify to use alloca.
1978         (unlikely_text_section): Add check for flag_function_sections.
1979         (assemble_start_function):  Move call to resolve_section, so it
1980         comes before first call to unlikely_text_section.
1981         (assemble_end_function):  Add test and call to function_section
1982         if appropriate.
1983         
1984 2005-05-16  Roger Sayle  <roger@eyesopen.com>
1986         * c-common.c (c_common_truthvalue_conversion): Use fold_build2
1987         instead of build_binary_op when performing code transformations
1988         to avoid error messages about constructs not it the user's code.
1990 2005-05-16  Kazu Hirata  <kazu@cs.umass.edu>
1992         * tree-ssa-pre.c: Fix a comment typo.
1994 2005-05-16  Richard Henderson  <rth@redhat.com>
1996         PR target/21556
1997         * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
1998         load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
1999         add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
2000         load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
2001         add_tprel22): Remove mode from symbolic operand.
2003 2005-05-16  Richard Sandiford  <rsandifo@redhat.com>
2005         * optc-gen.awk: Include intl.h after the externally-provided files.
2007 2005-05-16  Kazu Hirata  <kazu@cs.umass.edu>
2009         * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
2010         folding a COND_EXPR_COND in a nondestructive manner.
2012 2005-05-16  Fariborz Jahanian <fjahanian@apple.com>
2014         * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh, 
2015         altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
2016         New values for vec_select definitions and bitmask for element
2017         selection.
2018          
2019 2005-05-16  Kazu Hirata  <kazu@cs.umass.edu>
2021         * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
2022         Change the type to VEC(rtx,gc)*.
2023         (mem_loc_descriptor, add_const_value_attributes,
2024         dwarf2out_init): Adjust uses of used_rtx_varray.
2026         * tree-data-ref.c (compute_all_dependences): Change the type
2027         of dependence_relations to VEC(ddr_p,heap)**.
2028         (compute_data_dependences_for_loop): Change the type of
2029         allrelations to VEC(ddr_p,heap)*.
2031 2005-05-16  Richard Sandiford  <rsandifo@redhat.com>
2033         * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
2034         system.h, coretypes.h and tm.h.
2035         (options.o): Update dependencies accordingly.
2036         * optc-gen.awk: Allow header_name to be a list of filenames.
2037         Handle the "Condition" flag.
2038         * opts.h (CL_DISABLED): New flag.
2039         * opts.c (handle_option): Print an error for CL_DISABLED options.
2040         * doc/options.texi: Document the "Condition" option flag.
2042 2005-05-16  Paolo Bonzini  <bonzini@gnu.org>
2044         * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
2046 2005-05-15  Roger Sayle  <roger@eyesopen.com>
2048         * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
2049         check for TREE_OVERFLOW on INTEGER_CST trees.
2050         * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
2051         CONSTANT_CLASS_P tree nodes.
2053 2005-05-15  H.J. Lu  <hongjiu.lu@intel.com>
2055         PR target/21551
2056         * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
2058 2005-05-15  Daniel Berlin  <dberlin@dberlin.org>
2059             
2060         Fix PR tree-optimization/21576
2061         
2062         * tree-ssa-pre.c (expression_node_pool): New pool.
2063         (comparison_node_pool): Ditto.
2064         (list_node_pool): Ditto.
2065         (pool_copy_list): New function.
2066         (phi_translate): Handle CALL_EXPR.
2067         (valid_in_set): Ditto.
2068         (create_expression_by_pieces): Ditto.
2069         (insert_into_preds_of_block): Ditto.
2070         (insert_aux): Ditto.
2071         (compute_avail): Ditto.
2072         (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
2073         (can_value_number_call): New function.
2074         (find_leader): Update comment.
2075         (init_pre): Create new pools.
2076         (fini_pre): Free new pools.
2077         (pass_pre): Add TODO_update_ssa for the future when we are going
2078         to need vops.
2079         * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
2080         (set_value_handle): Ditto.
2081         (get_value_handle): Ditto.
2083 2005-05-15  Richard Earnshaw  <richard.earnshaw@arm.com>
2085         * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
2087 2005-05-15  Andreas Jaeger  <aj@suse.de>
2089         * gcc.c (pfatal_pexecute): Remove unused local function.
2091 2005-05-15  Richard Sandiford  <rsandifo@redhat.com>
2093         * optc-gen.awk: Remove excess indentation.
2094         * opth-gen.awk: Likewise.
2096 2005-05-14  Kaz Kojima  <kkojima@gcc.gnu.org>
2098         * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
2099         of basic_block_info.  Call init_flow and find_basic_blocks
2100         before dbr_schedule if needed.
2102 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
2104         * tree-optimize.c (init_tree_optimization_passes): Move
2105         pass_cd_dce in place of the last pass_dce.
2107         PR tree-optimization/21563
2108         * tree-vrp.c (compare_value): Return boolean_false_node when
2109         SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
2110         strictly larger than CST.
2112 2005-05-14  Nathan Sidwell  <nathan@codesourcery.com>
2113             Jan-Benedict Glaw  <jbglaw@lug-owl.de>
2115         * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
2116         gcc_assert().
2117         (rev_cond_name) Likewise.
2118         (vax_float_literal) Likewise.
2119         * config/vax/vax.md: Likewise.
2121 2005-05-14  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
2123         * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
2124         registers and use them (specifically the stack pointer).
2125         * config/vax/vax.h: Use above defines right here.
2127         * config/vax/vax.c: (override_options) Remove 'register' keyword.
2128         (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
2129         (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
2130         whitespace.
2131         * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
2132         mostly removal of trailing spaces...
2133         * config/vax/vax-modes.def: Remove trailing whitespace.
2135         * config/vax/elf.h: Update whitespace.
2137 2005-05-14  Richard Guenther  <rguenth@gcc.gnu.org>
2139         Revert
2140         2005-05-11  Richard Guenther  <rguenth@gcc.gnu.org>
2141         * fold-const.c (fold_indirect_ref_1): Avoid removing
2142         NOP_EXPRs with type qualifiers like const.
2144 2005-05-14  Jan Hubicka  <jh@suse.cz>
2146         Patch by Richard Henderson:
2147         * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2148         Handle RESX expressions properly.
2150         * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
2151         (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
2152         (remove_stmt_from_eh_region_fn): Likewise.
2154         * tree-cfg.c (execute_warn_function_return): Break out noreturn
2155         warning too..
2156         (execute_warn_function_noreturn): ... here.
2157         (pass_warn_function_noreturn): New pass.
2158         * tree-pass.h (pass_warn_function_noreturn): Declare
2159         * tree-optimize.c (init_tree_optimization_passes): Move return
2160         warnings early and add noreturn warnings at place of previous
2161         return warnings.
2163 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
2165         * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
2166         root_var_init, type_var_init): Use VEC instead of VARRAY.
2167         * tree-ssa-live.h (tree_partition_associator_d): Change the
2168         type of trees to VEC(tree,heap)*.
2169         (tpa_tree): Use VEC instead of VARRAY.
2171 2005-05-14  Richard Guenther  <rguenth@gcc.gnu.org>
2173         * fold-const.c (div_if_zero_remainder): New function.
2174         (try_move_mult_to_index): Use it.
2176 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
2178         * tree-eh.c (leh_tf_state): Change the type of dest_array to
2179         VEC(tree,heap)*.
2180         (maybe_record_in_goto_queue, lower_try_finally_onedest,
2181         lower_try_finally_copy, lower_try_finally_switch,
2182         lower_try_finally): Use VEC instead of VARRAY.
2184 2005-05-14  Hans-Peter Nilsson  <hp@axis.com>
2186         * config/cris/cris.h (Node: Register Classes): Remove obsoleted
2187         comment regarding defined register classes.
2188         (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
2190 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
2192         * tree-optimize.c (init_tree_optimization_passes): Move
2193         pass_merge_phi before the first pass_dominator.
2195 2005-05-13  Richard Earnshaw  <richard.earnshaw@arm.com>
2197         * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
2198         unconditional.
2200 2005-05-13  Josh Conner  <jconner@apple.com>
2202         * config/arm/arm.c (arm_size_return_regs): New.
2203         (thumb_unexpanded_epilogue): replace in-line calculation
2204         of return registers with call to arm_size_return_regs.
2205         (use_return_insn): Include test of which registers are
2206         being used to hold return values, to accommodate
2207         vector return values.
2209 2005-05-11  Aldy Hernandez  <aldyh@redhat.com>
2211         * config/rs6000/sysv4.opt (mlittle): Handle.
2213         * config/rs6000/rs6000.c (rs6000_handle_option): Set
2214         target_flags_explicit when appropriate.
2216 2005-05-13  J"orn Rennecke <joern.rennecke@st.com>
2218         PR middle-end/20714:
2219         * optabs.c (no_conflict_data): New struct.
2220         (no_conflict_move_test): New function.
2221         (emit_no_conflict_block): Use it.
2223 2005-05-13  Adam Nemet  <anemet@lnxw.com>
2225         * doc/invoke.texi (Debugging Options): Option
2226         -fdump-translation-unit only works with C++ now.
2228 2005-05-13  Hans-Peter Nilsson  <hp@axis.com>
2230         Replace calls to abort in CRIS port.
2231         * config/cris/cris.h (CRIS_ASSERT): New macro.
2232         * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
2233         internal_error instead of abort.
2234         ("movsi"): Ditto.  Unquote preparation statement section.
2235         ("call", "call_value"): Ditto, but use gcc_assert where
2236         appropriate.  Tweak comments.
2237         * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
2238         CRIS_ASSERT.
2239         (cris_op_str): Call internal_error, not abort.
2240         (cris_print_operand): Tweak "abort" reference to "die" in comment.
2241         (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
2242         (cris_notice_update_cc): Call internal_error, not abort.
2243         (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
2244         (cris_emit_movem_store, cris_asm_output_symbol_ref)
2245         (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
2246         (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
2247         ENABLE_CHECKING-guarded abort call.
2248         (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
2249         Use internal_error at end of test-chain.
2251 2005-05-13  J"orn Rennecke <joern.rennecke@st.com>
2253         PR rtl-optimization/20769:
2254         * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
2255         pattern emitted by expand_nl_goto_receiver.
2257         PR middle-end/20793:
2258         * integrate.c (allocate_initial_values): Update register liveness
2259         information.
2261 2005-05-13  Josh Conner  <jconner@apple.com>
2263         * arm.c (arm_return_in_memory): Add handling for vector return types.
2265 2005-05-13  David Ung  <davidu@mips.com>
2267         * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
2268         name.
2269         * config/mips/mips.c: Add 4km alias.
2270         * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
2271         * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
2272         description.
2274 2005-05-13  Jan Hubicka  <jh@suse.cz>
2276         * c-decl.c (finish_function): Suppress "control reaches end of
2277         non-void function" when "no return statement in function
2278         returning non-void" is issued.
2280         * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
2281         * tree-optimize.c (pass_gimple): Kill.
2282         (init_tree_optimization_passes): Kill pass_gimple.
2283         * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
2284         * tree-dump.c (dump_files): Rename .generic to .gimple.*
2286 2005-05-13  J"orn Rennecke <joern.rennecke@st.com>
2288         PR rtl-optimization/20756:
2289         * basic-block.h (PROP_DEAD_INSN): Define.
2290         * flow.c (propagate_one_insn): Set during mark_set_regs call
2291         for a dead insn.
2292         (mark_set_1): Emit a clobber when we are about to delete a dead insn
2293         that kills a live register.
2295 2005-05-13  Adrian Straetling  <straetling@de.ibm.com>
2297         * config/s390/s390.md: ("DBL"): New mode attribute.
2298         ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
2299         ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
2300         ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
2302 2005-05-13  Richard Guenther  <rguenth@gcc.gnu.org>
2304         * c-format.c (check_format_arg): Handle string literals of
2305         the form &"string"[offset].
2307         * g++.dg/warn/format4.C: New testcase.
2309 2005-05-13  Kazu Hirata  <kazu@cs.umass.edu>
2311         * config/mips/3000.md, config/mips/4000.md,
2312         config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
2313         config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
2314         config/mips/generic.md, config/pdp11/pdp11.md,
2315         config/sh/crt1.asm, config/sh/lib1funcs.asm,
2316         config/sh/sh-modes.def, config/sh/sh-protos.h,
2317         config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
2319 2005-05-13  Richard Henderson  <rth@redhat.com>
2321         * function.c (instantiate_virtual_regs_in_insn): Do not simplify
2322         addition to move unless dest is a register.  Do not skip
2323         instantiation in dest on addition simplification.
2325 2005-05-13  Hans-Peter Nilsson  <hp@axis.com>
2327         * config/cris/cris.c (cris_print_operand) <case 'H'; case
2328         CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
2329         output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
2331 2005-05-13  Jan Hubicka  <jh@suse.cz>
2333         * basic-block.h (FOR_ALL_BB_FN): New macro.
2334         (init_flow): Initialize cfg structure.
2335         * function.c (allocate_struct_function): Do not initialize cfg structure.
2336         * tree-cfg.c (init_empty_tree_cfg): Break out from ...
2337         (build_tree_cfg): ... here.
2338         * tree-flow.h (init_empty_tree_cfg): Declare.
2340 2005-05-12  Steven Bosscher <stevenb@suse.de>
2342         Fix PR tree-optimization/21520
2343         * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
2344         to attempt to fold constants.
2346 2005-05-12  Kaz Kojima  <kkojima@gcc.gnu.org>
2348         * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
2349         only when TARGET_ADJUST_UNROLL_MAX is defined.
2350         (general_movsrc_operand): Use the C style comment.
2351         (ua_offset): Use prototype.
2353 2005-05-12  Zdenek Dvorak  <dvorakz@suse.cz>
2355         * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
2356         (struct hmr_data, hoist_memory_reference, memref_del,
2357         struct fmrv_data): Removed.
2358         (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
2359         (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
2360         list.
2361         (find_more_ref_vops): Traverse the list of memory references.
2362         (determine_lsm_loop): Work with the list of memory references instead
2363         of traversing the hashtable.
2365 2005-05-12  Steven Bosscher  <stevenb@suse.de>
2366             Stuart Hastings <stuart@apple.com>
2367             Jan Hubicka  <jh@suse.cz>
2369         * except.c  (duplicate_eh_region_1, duplicate_eh_region_2,
2370         duplicate_eh_regions): New functions, based on old
2371         implementation removed with RTL inliner.
2372         (reachable_next_level): Modify behaviour pre-inline.
2373         * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
2374         Declare.
2375         * function.h (struct function): Add after_inlining flag.
2376         * tree-optimize.c (tree_rest_of_compilation): Set it.
2377         * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
2378         when needed.
2379         * tree-cfg.c (label_to_block_fn): Deal with cases where
2380         label was never insterted into code.
2382 2005-05-12  Zack Weinberg  <zack@codesourcery.com>
2384         * doc/cpp.texi: Document that #sccs is a synonym for #ident.
2386 2005-05-12  Daniel Berlin  <dberlin@dberlin.org>
2388         Fix PR tree-optimization/21532
2389         * tree-ssa-pre.c (create_expression_by_pieces): stmt
2390         needs to go onto the inserted_exprs list.
2392 2005-05-12  Ian Lance Taylor  <ian@airs.com>
2394         * c-common.h (statement_code_p): Don't declare.
2395         (STATEMENT_CODE_P): Don't define.
2396         (INIT_STATEMENT_CODES): Don't define.
2397         * c-common.c (statement_code_p): Don't define.
2399 2005-05-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
2401         * config/sparc/sparc.h: Remove dead code.
2402         * config/sparc/sparc.c (sparc_compute_frame_size): Use
2403         FIRST_PARM_OFFSET for the size of the register window area.
2404         (emit_save_regs): Rename into emit_save_or_restore_regs.
2405         Add 'action' parameter.  Use 4095 as upper bound for the offset.
2406         Pass 'action' to save_or_restore_regs.
2407         (emit_restore_regs): Delete.
2408         (sparc_expand_prologue): Call emit_save_or_restore_regs.
2409         (sparc_expand_epilogue): Likewise.
2410         * config/sparc/sparc.md (mode macro P): Move.
2411         (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
2412         (mov<V32:mode> expander): Move to the top of the V32 section.
2413         (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
2414         (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
2415         (sibcall_epilogue): Move.
2417 2005-05-12  Richard Earnshaw  <richard.earnshaw@arm.com>
2419         PR target/21501
2420         * arm.c (arm_gen_constant): Sign-extend intermediate values when
2421         synthesizing a constant of the difference of two immediates.
2423 2005-05-12  Richard Earnshaw  <richard.earnshaw@arm.com>
2425         * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
2426         (negdf2_vfp): Likewise.  Convert to define_insn_and_split and split
2427         the alternatives using integer registers into the appropriate
2428         primitives.
2430 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2432         * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
2433         bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
2434         * bitmap.h: Fixed comments.
2436 2005-05-11  Richard Henderson  <rth@redhat.com>
2438         PR target/21412
2439         * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
2440         (ia64_cannot_force_const_mem): New.
2441         (tls_symbolic_operand_type): New.
2442         (ia64_legitimate_constant_p): New.
2443         (ia64_expand_load_address): Return true on success.  Improve
2444         checks for when we should not split.
2445         (ia64_expand_tls_address): New addend operand.  Distribute it
2446         as appropriate to the tls_kind.  Delay referencing gp.
2447         (ia64_expand_move): Split symbolic addend as necessary.  Handle
2448         tls symbols with addends.
2449         * config/ia64/ia64-protos.h: Update.
2450         * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
2451         p0, f0, f1, and r13.
2452         (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
2453         * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
2454         (symbolic_operand splitter): Pass everything through
2455         ia64_expand_load_address and FAIL or DONE as appropriate.
2456         (load_fptr): Only accept after reload.
2457         (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
2458         load_symptr_low, load_ltoff_dtpmod,
2459         (load_dtpmod): New.
2460         (load_dtprel): Only accept tls symbols.
2461         (load_dtprel64, load_dtprel22): Likewise.
2462         (load_tprel, load_tprel64, load_tprel22): Likewise.
2463         (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
2464         (add_dtprel): Only accept tls symbols.  Canonicalize PLUS.
2465         (add_dtprel14, add_dtprel22): Likewise.
2466         (add_tprel, add_tprel14, add_tprel22): Likewise.
2467         * config/ia64/predicates.md (small_addr_symbolic_operand): New.
2468         (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
2469         (got_symbolic_operand): Check CONST offsets.
2470         (tls_symbolic_operand, ld_tls_symbolic_operand): New.
2471         (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
2472         (move_operand): Don't handle tls here.  Check CONST offsets.
2474 2005-05-11  Richard Sandiford  <rsandifo@redhat.com>
2476         * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
2477         Remove hilo_operand check.
2478         (rm7_impy_si_mul): Just match imul3.  Remove hilo_operand check.
2479         * config/mips/predicates.md (hilo_operand): Delete.
2481 2005-05-11  Richard Sandiford  <rsandifo@redhat.com>
2483         * config/mips/sr71k.md, config/mips/7000.md: Reformat.
2485 2005-05-11  Kazu Hirata  <kazu@cs.umass.edu>
2487         PR tree-optimizer/18472
2488         * tree-if-conv.c (tree_if_convert_stmt,
2489         if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
2491 2005-05-11  Jan Hubicka  <jh@suse.cz>
2493         * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
2494         (GTFILES): add except.h.
2495         * except.c (eh_status): Add throw_stmt_table.
2496         (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
2497         * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
2498         lookup_stmt_eh_region_fn): Declare.
2499         (throw_stmt_node): New structure.
2500         (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
2501         * gengtype.c (open_base_files): Add except.h to inlines.
2502         * tree-eh.c (throw_stmt_node): Kill.
2503         (record_stmt_eh_region): Update.
2504         (add_stmt_to_eh_region_fn): Break out from ...
2505         (add_stmt_to_eh_region): ... here.
2506         (remove_stmt_from_eh_region_fn): Break out from ...
2507         (remove_stmt_from_eh_region): ... here.
2508         (lookup_stmt_eh_region_fn): Break out from ...
2509         (lookup_stmt_eh_region): ... here.
2510         (honor_protect_cleanup_actions): Use build_resx.
2511         (lower_try_finally_onedest): Likewise.
2512         (lower_try_finally_copy): Likewise.
2513         (lower_try_finally_switch): Likewise.
2514         (lower_eh_constructs): Update eh table construction.
2515         * tree.c (build_resx): New.
2516         * tree.h (build_resx): Declare.
2518 2005-05-11  H.J. Lu  <hongjiu.lu@intel.com>
2520         * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
2521         is needed.
2523 2005-05-11  Kazu Hirata  <kazu@cs.umass.edu>
2525         * fold-const.c, libgcov.c: Fix comment typos.
2527         * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
2528         redundant code.
2530 2005-05-11  Daniel Jacobowitz  <dan@codesourcery.com>
2532         * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
2533         * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
2534         default definition.
2535         (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
2537 2005-05-11  Nathan Sidwell  <nathan@codesourcery.com>
2539         PR bootstrap/21481
2540         * crtstuff.c: Include auto-host.h again, for now.
2542 2005-05-11  Richard Sandiford  <rsandifo@redhat.com>
2544         * config/mips/24k.md: Remove trailing whitespace.
2546 2005-05-11  David Ung  <davidu@mips.com>
2548         * config/mips/mips.md (type): Add imul3.
2549         (length, hazard, may_clobber_hilo): Check for imul3.
2550         (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
2551         (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
2552         * config/mips/24k.md (r24k_int_mul3): Enable this reservation
2553         for a 3 operand mul and its bypasses.
2554         * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
2555         * config/mips/4000.md (r4k_imul): Likewise.
2556         * config/mips/4100.md (r4100_imul_si, r4100_imul_di):  Likewise.
2557         * config/mips/4130.md (vr4130_class, vr4130_mulsi)
2558         (vr4130_muldi): Likewise.
2559         * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
2560         * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
2561         * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
2562         * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
2563         (ir_vr54_imadd_si): Likewise.
2564         * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di):  Likewise.
2565         * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
2566         (rm7_impy_di): Likewise.
2567         * config/mips/9000.md (rm9k_mulsi, rm9k_muldi):  Likewise.
2568         * config/mips/generic.md (generic_imul): Likewise.
2569         * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
2570         * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di):  Likewise.
2572 2005-05-11  J"orn Rennecke <joern.rennecke@st.com>
2574         PR middle-end/20371:
2575         * tree.h (record_layout_info_s): New member prev_packed.
2576         * stor-layout.c (update_alignment_for_field): Fix comment about
2577         KNOWN_ALIGN.  For MS bitfields, if we start a new run, make sure
2578         we start it properly aligned.
2579         (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
2580         to update_alignment_for_field, and recompute it afterwards using
2581         the alignment of the record.
2582         When a packed bitfield precedes an MS bitfield, don't add padding
2583         at the end of the packed bitfield on behalf of the base type of
2584         the packed bit field.
2585         Don't adjust rli->bitpos at the end
2586         of an MS bitfield run if we already adjusted bitpos/offset for an
2587         alignment as large or larger than the bitfield type size.
2588         Take possible record alignment > BIGGEST_ALIGNMENT into account
2589         when calculating actual_align.
2590         Only put packed buit fields into rli->prev_field if they end up
2591         suitably aligned.
2592         Also set rli->remaining_in_alignment when we re-set rli->prev_field.
2593         Update rli->remaining_in_alignment when we have already started a
2594         run of bit fields and we process a packed bit field.
2596 2005-05-11  Sebastian Pop  <pop@cri.ensmp.fr>
2598         * tree-data-ref.c (find_data_references_in_loop): Give up when
2599         the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
2600         may embed arbitrary side effects.
2601         Remove the assumption that GIMPLE form contains a single array
2602         access per statement.
2603         When the statement contains virtual operands, fail if it is not
2604         a MODIFY_EXPR or a CALL_EXPR.
2605         Return after the dont know node is inserted.
2607 2005-05-11  Richard Earnshaw  <richard.earnshaw@arm.com>
2609         * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
2611 2005-05-11  Richard Guenther  <rguenth@gcc.gnu.org>
2613         PR middle-end/19807
2614         PR tree-optimization/19639
2615         * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
2616         and generic summands for char* as s * delta, too, folding &a[i]
2617         CODE x to &a[i CODE x/s].  Use tree_int_cst_equal
2618         for comparison of steps.  Convert types for index addition.
2619         (fold_binary): Adjust the callers to always dispatch to
2620         try_move_mult_to_index.
2621         * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
2622         expr with non-gimple ARRAY_REF offset.
2624 2005-05-11  Richard Guenther  <rguenth@gcc.gnu.org>
2626         * fold-const.c (fold_indirect_ref_1): Avoid removing
2627         NOP_EXPRs with type qualifiers like const.
2629 2005-05-11  Richard Henderson  <rth@redhat.com>
2631         PR c/21502
2632         * c-decl.c (finish_decl): Propagate the completed array type of
2633         a global variable into the binding.
2635 2005-05-10  Matt Kraai  <kraai@ftbfs.org>
2637         * Makefile.in (gtype-desc.o, build/genautomata.o)
2638         (build/varray.o): Depend on $(VARRAY_H).
2640 2005-05-10  Diego Novillo  <dnovillo@redhat.com>
2642         * tree-optimize.c (init_tree_optimization_passes): Re-organize
2643         optimization passes to do an initial batch of scalar cleanups.
2645 2005-05-10  Ian Lance Taylor  <ian@airs.com>
2647         * read-rtl.c (struct macro_traverse_data): Define.
2648         (map_attr_string): New static function, broken out of
2649         apply_macro_to_string.
2650         (mode_attr_index, apply_mode_maps): New static functions.
2651         (apply_macro_to_string): Call map_attr_string.
2652         (apply_macro_to_rtx): Add mode_maps and infile parameters.  Change
2653         all callers.
2654         (apply_macro_traverse): Expect data to point to a struct
2655         macro_traverse_data.
2656         (read_rtx): Add mode_maps local variable.  Use mode_traverse_data
2657         to pass data through htab_traverse.
2658         (read_rtx_1): Add mode_maps parameter.  Change all callers.
2659         Handle mode names which are attribute strings.
2660         * doc/md.texi (Substitutions): Rename from String Substitutions.
2661         Change references.  Document using attributes as modes.
2663 2005-05-10  Zdenek Dvorak  <dvorakz@suse.cz>
2665         * tree-cfg.c (tree_duplicate_sese_region): Update profile.
2666         * tree-optimize.c (init_tree_optimization_passes) Swap
2667         pass_ch and pass_profile.
2668         * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
2669         here.  Remove rewrite_into_loop_closed_ssa call.
2671 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
2673         * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
2674         function.
2675         (legitimate_reload_constant_p): Add check for const double zero.
2676         * config/s390/s390.md: Add comment for constraint letter 'G'.
2677         ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
2678         attributes for new case.
2679         * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
2680         s390_const_double_ok_for_constraint_p.
2681         * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
2682         Add prototype.
2684 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
2686         PR tree-optimization/21170
2687         * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
2688         rewrite_ssa_into_ssa in comments with update_ssa.
2690 2005-05-10  Zdenek Dvorak  <dvorakz@suse.cz>
2692         * tree-ssa-loop-im.c: Include hashtab.h.
2693         (struct mem_ref_loc): New.
2694         (struct mem_ref): Describe the set of references with the same
2695         shape.
2696         (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
2697         maybe_queue_var, fem_single_reachable_address,
2698         for_each_memref, single_reachable_address,
2699         is_call_clobbered_ref, determine_lsm_reg): Removed.
2700         (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
2701         hoist_memory_reference, memref_hash, memref_eq, memref_del,
2702         gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
2703         New functions.
2704         (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
2705         (determine_lsm_loop): Rewritten.
2706         (determine_lsm): Do not set stmt uids.
2708 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
2710         * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
2711         letters.
2713 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
2715         * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
2716         ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
2717         ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
2719 2005-05-10  Jeff Law  <law@redhat.com>
2721         * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
2722         thread_across_edge for any abnormal edges.
2724 2005-05-10  Richard Henderson  <rth@redhat.com>
2726         * config/ia64/ia64.c (ia64_expand_atomic_op): New.
2727         * config/ia64/ia64-protos.h: Declare it.
2728         * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
2729         (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
2730         (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
2731         (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
2732         (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
2733         (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>.  Zero
2734         extend result; use release semantics.
2735         (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
2736         (sync_val_compare_and_swap_<IMODE>): Update to match.
2738 2005-05-10  Richard Henderson  <rth@redhat.com>
2740         * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
2741         before comparing it for success.
2743 2005-05-10  Richard Henderson  <rth@redhat.com>
2745         * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
2746         no return value pattern.
2748 2005-05-10  Grigory Zagorodnev  <grigory.zagorodnev@intel.com>
2749             H.J. Lu  <hongjiu.lu@intel.com>
2751         * libgcov.c (create_file_directory): New function. Create
2752         directory for the given file name.
2753         (gcov_max_filename): New static var. Keeps size of the longest
2754         file name.
2755         (gcov_exit): Always try to create directory for output
2756         file. Relocate each filename basing on environment vars.
2757         (__gcov_init): Remember the longest file name.
2758         * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
2759         * doc/gcov.texi (Cross-profiling): New node documenting
2760         cross-profiling management.
2761         * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
2763 2005-05-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
2765         * config/sparc/sparc.c (mem_min_alignment): Do not rely
2766         on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
2768 2005-05-10  Bob Wilson  <bob.wilson@acm.org>
2770         * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
2771         case code to avoid one move instruction.
2772         (__umodsi3, __modsi3): Merge duplicated code sequences.
2774 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
2776         * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
2777         config/sh/sh.md, config/sh/superh.h: Fix comment typos.
2778         * doc/invoke.texi: Fix typos.
2780         * tree-data-ref.c (analyze_array_indexes, analyze_array,
2781         init_data_ref, access_functions_are_affine_or_constant_p,
2782         free_data_refs): Use VEC instead of VARRAY.
2783         * tree-data-ref.h (data_reference): Change the type of
2784         access_fns to VEC(tree,gc)*.
2785         (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
2787 2005-05-10  Gabor Loki <loki@gcc.gnu.org>
2789         PR c/17913
2790         * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
2791         * fold-const.c (fold): Expand the condition of reducing cond_expr.
2792         (contains_label_1, contains_label_p): New functions for checking
2793         labels in a sub-tree.
2795 2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>
2797         PR c/21342
2798         * c-decl.c (pushdecl): When there is a declaration in the current
2799         scope and the declarations are external linkage, check for
2800         compatibility with the type in the external scope and update the
2801         type in the external scope with the composite type information.
2802         Do not form a composite type of the new type and the visible type
2803         if they are incompatible.
2805 2005-05-10  Nathan Sidwell  <nathan@codesourcery.com>
2807         * crtstuff.c: Revert part of 2005-05-08 Change.
2808         (IN_LIBGCC2): Define.
2810 2005-05-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
2812         * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
2813         remove redundant test.
2814         (fp_mov_p): Accept 0.
2815         (fp_high_losum_p): Remove redundant test.
2816         * config/sparc/predicates.md (const_high_operand): Explicitly test
2817         (not small_int_operand).
2818         (fp_const_high_losum_operand): New.
2819         * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'.  Reorder.
2820         (movdi_insn_sp32_v9): Use canonical predicates.
2821         (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
2822         (movdi_insn_sp64_novis): Delete.
2823         (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
2824         (movsf_insn_novis): Delete.
2825         (movsf_insn_vis): Rename into movsf_insn.
2826         (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
2827         (movsf_lo_sum): Use fp_const_high_losum_operand.
2828         (movsf_high): Likewise.
2829         (movsf_high_losum splitter): Likewise.
2830         (mov<V32:mode> expander): Use register_or_zero_operand.
2831         (mov<V64:mode> expander): Likewise.
2832         (movdf_insn_sp32): Use register_or_zero_operand.
2833         (movdf_no_e_insn_sp32): Use register_or_zero_operand.
2834         Rename into movdf_insn_sp32_no_fpu.
2835         (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
2836         Rename into movdf_insn_sp32_v9_no_fpu.
2837         (movdf_insn_v9only_novis): Delete.
2838         (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
2839         (movdf_insn_sp64_novis): Delete.
2840         (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
2841         (movdf_no_e_insn_sp64): Use register_or_zero_operand.
2842         Rename into movdf_insn_sp64_no_fpu.
2843         (movtf expander): Use register_or_zero_operand.
2844         (movtf_insn_sp32): Delete.
2845         (movtf_insn_vis_sp32): Use register_or_zero_operand.
2846         Rename into movtf_insn_sp32.
2847         (movtf_no_e_insn_sp32): Use register_or_zero_operand.
2848         Rename into movtf_insn_sp32_no_fpu.
2849         (movtf_insn_hq_sp64): Delete.
2850         (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
2851         Rename into movtf_insn_sp64_hq.
2852         (movtf_insn_sp64): Delete.
2853         (movtf_insn_vis_sp64): Use register_or_zero_operand.
2854         Rename into movtf_insn_sp64.
2855         (movtf_no_e_insn_sp64): Use register_or_zero_operand.
2856         Rename into movtf_insn_sp64_no_fpu.
2858 2005-05-10  Nathan Sidwell  <nathan@codesourcery.com>
2860         * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
2861         gcc_assert and gcc_unreachable as appropriate.
2862         (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
2863         xstormy16_output_cbranch_si, xstormy16_split_move,
2864         xstormy16_initial_elimination_offset,
2865         xstormy16_encode_section_info, xstormy16_print_operand_address,
2866         xstormy16_expand_call, xstormy16_expand_arith,
2867         xstormy16_output_shift, xstormy16_init_builtins): Likewise.
2869 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
2871         * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
2872         const_copies to VEC(tree,heap)*.
2873         (new_elim_graph, delete_elim_graph, elim_graph_size,
2874         elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
2875         instead of VARRAY.
2877 2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>
2879         PR other/21052
2880         * doc/extend.texi (Type Attributes): Correct example syntax.
2882 2005-05-09  Joseph S. Myers  <joseph@codesourcery.com>
2884         PR c/21160
2885         * doc/invoke.texi (-Wuninitialized): Update documentation.
2887 2005-05-09  Richard Earnshaw  <richard.earnshaw@arm.com>
2889         * arm.c (const_ok_for_arm): Use a faster algorithm.
2891 2005-05-09  David Edelsohn  <edelsohn@gnu.org>
2893         PR target/21477
2894         * config/rs6000/rs6000.md (add_op2): New.
2895         (add<mode>3): Use it.
2897 2005-05-09  Richard Earnshaw  <richard.earnshaw@arm.com>
2899         * arm.c (arm_gen_constant): Add new heuristic for generating
2900         constant integers that can be expressed as the difference of two
2901         valid immediates.
2903 2005-05-09  Roger Sayle  <roger@eyesopen.com>
2905         * c-tree.h (parser_build_unary_op): New prototype.
2906         * c-typeck.c (parser_build_unary_op): New function to construct
2907         a unary operation in the C parser.
2908         * c-parser.c (c_parser_unary_expression):  Use the new function
2909         parser_build_unary_op when appropriate.
2911 2005-05-09  Mark Mitchell  <mark@codesourcery.com>
2913         PR 18655
2914         * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
2915         before outputting DWARF_FRAME_RETURN_COLUMN.
2917 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
2919         * config/s390/s390.c: (s390_branch_condition_mask,
2920         s390_branch_condition_mnemonic, s390_extra_constraint_str,
2921         s390_const_ok_for_constraint_p, s390_expand_plus_operand,
2922         legitimize_pic_address, s390_emit_tls_call_insn,
2923         legitimize_tls_address, legitimize_tls_address,
2924         s390_expand_addcc, print_shift_count_operand, print_operand,
2925         addr_generation_dependency_p, annotate_constant_pool_refs,
2926         s390_split_branches, find_constant_pool_ref,
2927         replace_constant_pool_ref, s390_add_constant, s390_find_constant,
2928         s390_find_execute, s390_mainpool_start, s390_chunkify_start,
2929         s390_output_pool_entry, s390_function_value,
2930         s390_call_saved_register_used, s390_emit_call): Replace
2931         conditional aborts by gcc_assert and unconditional by gcc_unreachable.
2932         (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
2933         s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
2934         get_some_local_dynamic_name, s390_function_arg_size,
2935         s390_function_arg_advance, s390_function_arg,
2936         s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
2937         default case by gcc_unreachable.
2938         * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
2939         conditional abort by gcc_assert.
2940         ("doloop_si31"): Replace abort in last else by gcc_unreachable.
2941         ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
2943 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
2945         * config/s390/s390.c: (s390_decompose_address,
2946         tls_symbolic_operand, legitimate_pic_operand_p,
2947         legitimate_constant_p, legitimate_reload_constant_p,
2948         s390_expand_plus_operand, legitimate_address_p,
2949         legitimate_la_operand_p, ): Remove 'register' from signature.
2950         (symbolic_reference_mentioned_p,
2951         tls_symbolic_reference_mentioned_p): Remove 'register' from local
2952         variable declarations.
2953         (legitimize_address): Remove 'register' from
2954         signature and local variable declarations.
2956 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
2958         * config/s390/s390-protos.h: (s390_match_ccmode,
2959         s390_match_ccmode_set, reg_used_in_mem_p,
2960         symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2961         legitimate_la_operand_p, preferred_la_operand_p,
2962         s390_short_displacement, addr_generation_dependency_p,
2963         legitimate_reload_constant_p, legitimate_address_p): Change return type
2964         into 'bool'.
2965         (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2966         * config/s390/s390.c: (s390_match_ccmode,
2967         symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
2968         legitimate_reload_constant_p): Change return type into 'bool'.
2969         (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
2970         Likewise.  Additionally adapted comment.
2971         (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
2972         (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
2973         (s390_decompose_address): Change the type of the internal flags
2974         "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
2975         (struct s390_address): Change type of "pointer" into bool.
2976         * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
2977         Adapt calls for 's390_tm_ccmode' to the new signature.
2979 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
2981         * config/s390/s390.c: (s390_match_ccmode_set,
2982         s390_branch_condition_mnemonic, s390_short_displacement,
2983         s390_decompose_address, get_thread_pointer, legitimize_tls_address,
2984         print_shift_count_operand, get_some_local_dynamic_name,
2985         get_some_local_dynamic_name_1, reg_used_in_mem_p,
2986         addr_generation_dependency_p, s390_split_branches,
2987         annotate_constant_pool_refs, find_constant_pool_ref,
2988         replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
2989         s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
2990         s390_register_info, s390_frame_info, s390_init_frame_layout,
2991         s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
2992         restore_gprs, s390_function_arg_size, s390_function_arg_float,
2993         s390_init_machine_status, s390_assemble_integer, s390_handle_option,
2994         s390_encode_section_info, s390_cannot_force_const_mem,
2995         s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
2996         s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
2997         s390_adjust_priority, s390_issue_rate,
2998         s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
2999         s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
3000         s390_build_builtin_va_list, s390_gimplify_va_arg,
3001         s390_function_ok_for_sibcall, s390_call_saved_register_used,
3002         s390_pass_by_reference, s390_fixed_condition_code_regs,
3003         s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
3004         s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
3005         s390_chunkify_cancel, s390_start_pool, s390_end_pool,
3006         s390_add_pool_insn, s390_find_pool, s390_add_constant,
3007         s390_find_constant, s390_add_execute, s390_find_execute,
3008         s390_execute_label, s390_execute_target, s390_dump_pool,
3009         s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
3010         Move target macro definitions to the end of the file.  Move several
3011         functions within the file to assure correct compiling.
3013 2005-05-09  Steven Bosscher  <stevenb@suse.de>
3015         * calls.c (purge_reg_equiv_notes): Remove, fold into...
3016         (fixup_tail_calls): ...here.  Only look at insns between the
3017         start of the function and the FUNCTION_BEG insn note.
3019         * gcse.c (one_cprop_pass): Fix typos in dumps.
3021         * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
3023 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
3025         * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
3026         * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
3027         "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
3028         Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
3029         CC_REGNUM)'.
3030         ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
3031         '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
3032         ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
3033         REG_SC)'.
3035 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
3037         * config/s390/s390.md: ("gf") New mode attribute.
3038         ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
3039         "fixuns_truncsfsi2"): Merge.
3040         ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
3041         ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
3042         "fix_truncsfsi2_ieee"): Merge.
3044 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
3046         * config/s390/s390.md: ("FPR") New mode macro.
3047         ("de", "dee"): New mode attributes.
3048         ("cmpdf", "cmpsf"): Merge.
3049         ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
3050         ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
3051         ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
3052         ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
3053         ("floatdidf2", "floatdisf2"): Merge.
3054         ("adddf3", "addsf3"): Merge.
3055         ("*adddf3", "*addsf3"): Merge.
3056         ("*adddf3_cc", "*addsf3_cc"): Merge.
3057         ("*adddf3_cconly", "*addsf3_cconly"): Merge.
3058         ("*adddf3_ibm", "*addsf3_ibm"): Merge.
3059         ("subdf3", "subsf3"): Merge.
3060         ("*subdf3", "*subsf3"): Merge.
3061         ("*subdf3_cc", "*subsf3_cc"): Merge.
3062         ("*subdf3_cconly", "*subsf3_cconly"): Merge.
3063         ("*subdf3_ibm", "*subsf3_ibm"): Merge.
3064         ("muldf3", "mulsf3"): Merge.
3065         ("*muldf3", "*mulsf3" "): Merge.
3066         ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
3067         ("*fmadddf", "*fmaddsf"): Merge.
3068         ("*fmsubdf", "*fmsubsf"): Merge.
3069         ("divdf3", "divsf3"): Merge.
3070         ("*divdf3", "*divsf3"): Merge.
3071         ("*divdf3_ibm", "*divsf3_ibm"): Merge.
3072         ("negdf2", "negsf2"): Merge.
3073         ("*negdf2_cc", "*negsf2_cc"): Merge.
3074         ("*negdf2_cconly", "*negsf2_cconly"): Merge.
3075         ("*negdf2", "*negsf2"): Merge.
3076         ("*negdf2_ibm", "*negsf2_ibm"): Merge.
3077         ("absdf2", "abssf2"): Merge.
3078         ("*absdf2_cc", "*abssf2_cc"): Merge.
3079         ("*absdf2_cconly", "*abssf2_cconly"): Merge.
3080         ("*absdf2", "*abssf2"): Merge.
3081         ("*absdf2_ibm", "*abssf2_ibm"): Merge.
3082         ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
3083         ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
3084         ("*negabsdf2", "*negabssf2"): Merge.
3085         ("sqrtdf2", "sqrtsf2"): Merge.
3087 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
3089         * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
3090         attribute names.
3091         * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
3092         "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
3093         ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3094         "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
3095         attribute names.
3096         * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
3097         fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
3098         "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
3099         fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
3100         ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
3101         "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
3102         "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
3103         "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
3104         "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
3105         "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
3106         "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
3107         "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
3108         "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
3109         "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
3110         "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
3111         "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
3112         'type' value.
3113         ("*divsf3"): Additionally rename second pattern to
3114         "*divsf3_ibm".
3115         ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
3116         "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
3117         "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
3118         "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
3119         "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
3120         'type values' and rename 'type' value.
3121         ("*addsf3"): Additionally rename second pattern to
3122         "*addsf3_ibm".
3124 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
3126         * config/s390/s390.md: ("SHIFT"): New mode macro.
3127         ("lr", "shift"): New mode attributes.
3128         ("ashldi3", "lshrdi3"): Merge.
3129         ("*ashldi3_31", "*lshrdi3"_31): Merge.
3130         ("*ashldi3_64", "*lshrdi3"_64): Merge.
3131         ("ashlsi3", "lshrsi3"): Merge.
3133 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
3135         * config/s390/s390.md: ("DSI", "SCOND"): New mode
3136         macros.
3137         ("E", "g"): New mode attributes.
3138         ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
3139         ("*adddi3_alc", "*addsi3_alc"): Merge.
3140         ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
3141         ("*subdi3_slb", "*subsi3_slb"): Merge.
3142         ("adddicc", "addsicc"): Merge.
3143         ("*sconddi", "*scondsi"): Merge.
3144         ("*sconddi_neg", "*scondsi_neg"): Merge.
3145         ("sltu", "sgtu", "sleu", "sgeu"): Merge.
3146         ("negdi2", "negsi2"): Extract expander pattern from
3147         "negsi2" and merge with "negdi2".
3148         ("*negdi2"): Merge with instruction pattern of "negsi2".
3149         ("*negdi2_cc", "*negsi2_cc"): Merge.
3150         ("*negdi2_cconly", "*negsi2_cconly"): Merge.
3151         ("rotldi3", "rotlsi3"): Merge.
3153 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
3155         * config/s390/s390.md: ("hc"): New mode attribute.
3156         ("extendhidi2", "extendqidi2"): Merge.
3157         ("*extendhidi2", "*extendqidi2"): Merge.
3158         ("extendhisi2", "extendqisi2"): Merge.
3159         ("zero_extendhidi2", "zero_extendqidi2"): Merge.
3160         ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
3161         Merged 2 define_split.
3162         ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
3163         ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
3165 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
3167         * config/s390/s390.md: ("COMPARE"): New mode macro.
3168         ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
3169         "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
3170         "bungt", "bunle", "bunge", "bltgt"): Merge.
3172 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
3174         * config/s390/s390.md: ("INT"): New mode macro.
3175         ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
3176         Merge.
3178 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
3180         * config/s390/s390.md: ("GPR", "P"): New mode macros.
3181         ("cmpdi", "cmpsi"): Merge.
3182         ("strlendi", "strlensi"): Merge.
3183         ("*strlendi", "*strlensi"): Merge.
3184         ("movmemdi", "movmemsi"): Merge.
3185         ("clrmemdi", "clrmemsi"): Merge.
3187 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
3189         * config/s390/s390.md: ("HQI"): New mode macro.
3190         ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
3191         ("*tmhi_full", "*tmqi_full"): Merge.
3192         ("*tsthiCCT", "*tstqiCCT"): Merge.
3193         ("*tsthi", "*tstqi"): Merge.
3194         ("*tsthi_cconly", "tstqi_cconly"): Merge.
3195         ("*sethighhisi", "*sethighqisi"): Merge.
3197 2005-05-09  Kazu Hirata  <kazu@cs.umass.edu>
3199         * crtstuff.c, integrate.h, tree-scalar-evolution.h,
3200         config/alpha/unicosmk.h, config/arc/arc.md,
3201         config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
3202         config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
3203         config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
3204         config/arm/semi.h, config/arm/uclinux-elf.h,
3205         config/arm/wince-pe.h, config/fr30/fr30.c,
3206         config/rs6000/altivec.h: Update copyright.
3208 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
3210         * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
3211         gcc_assert and gcc_unreachable as appropriate.
3212         (pdp11_output_function_epilogue, output_move_double,
3213         output_move_quad, print_operand_address, output_jump,
3214         output_addr_const_pdp11): Likewise.
3215         * config/pdp11/pdp11.h (FUNCTION_PROFILER,
3216         ASM_OUTPUT_ALIGN): Likewise.
3217         * config/pdp11/pdp11.md: Likewise.
3218         (extendhisi2, subhi3, subqi3): Likewise.
3220 2005-05-09  David Edelsohn  <edelsohn@gnu.org>
3222         PR middle-end/21237
3223         * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
3224         to NE_EXPR case.
3226 2005-05-09  Kazu Hirata  <kazu@cs.umass.edu>
3228         * config/ia64/ia64.c: Fix a comment typo.
3230 2005-05-09  Richard Earnshaw  <rearnsha@arm.com>
3232         PR target/21397
3233         * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
3234         (arm_override_options): Use them instead of manifest constants.  Don't
3235         allow -march to override the -mtune setting.
3237 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
3239         * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
3240         (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
3241         (function_arg_advance, function_arg, save_restore_insns,
3242         iq2000_expand_prologue, iq2000_output_conditional_branch,
3243         expand_one_builtin, print_operand):
3244         * config/iq2000/iq2000.md (tablejump): Likewise.
3246 2005-05-09  David Ung  <davidu@mips.com>
3248         * config/mips/mips.h (processor_type): Add names for the 24K.
3249         * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
3250         processor family.
3251         * config/mips/mips.md (cnv_mode): New attribute for recording the
3252         conversion types of float convert insns.
3253         (cpu): Add 24k and 24kx.
3254         (include): Include 24k.md file.
3255         (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
3256         (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
3257         (floatdisf2): Setup cnv_mode.
3258         (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
3259         setup cnv_mode.
3260         * config/mips/24k.md: New file, contains 24k DFA pipeline
3261         description.
3263 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
3265         * config/sh/sh.c (print_operand_address): Use gcc_assert and
3266         gcc_unreachable as appropriate.
3267         (print_operand, prepare_move_operands, prepare_scc_operands,
3268         output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
3269         gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
3270         fixup_mova, gen_far_branch, sh_reorg, split_branches,
3271         final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
3272         sh_set_return_address, sh_setup_incoming_varargs,
3273         initial_elimination_offset, sh_pch_valid_p, get_free_reg,
3274         sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
3275         check_use_sfunc_addr): Likewise.
3276         * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
3277         * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
3278         * config/sh/symbian.c (sh_symbian_mark_dllexport,
3279         sh_symbian_mark_dllimport): Likewise.
3280         * config/sh/sh.md: Likewise.
3281         (movdicc, call_pop, call_value_pop, casesi_worker_1,
3282         casesi_worker_2, casesi_shift_media, casesi_load_media,
3283         return_media): Likewise.
3285 2005-05-08  Roger Sayle  <roger@eyesopen.com>
3287         PR inline-asm/8788
3288         * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
3289         operands.
3291 2005-05-08  Richard Henderson  <rth@redhat.com>
3293         * config/alpha/alpha.c (adjust_address): Fix typo last change.
3295 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
3297         * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
3298         and -1 can happen in reg_renumber when no hard register is assigned.
3300 2005-05-08  Steven Bosscher  <stevenb@suse.de>
3301             Kazu Hirata  <kazu@cs.umass.edu>
3303         PR tree-optimization/14841, tree-optimization/15838
3304         * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
3305         (evaluate_stmt): Call it.
3307 2005-05-08  Jakub Jelinek  <jakub@redhat.com>
3309         * config/ia64/ia64.c (ia64_override_options): Don't set
3310         ia64_flag_var_tracking and clear flag_var_tracking here...
3311         (ia64_file_start): ... but here.
3313 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
3315         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
3316         and gcc_unreachable as appropriate.
3317         (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
3318         m68hc11_gen_highpart, print_operand, print_operand_address,
3319         m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
3320         m68hc11_gen_movhi): Likewise.
3321         * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
3322         * config/m68hc11/m68hc11.md: Reword comment.
3324 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
3326         PR target/21281
3327         * config/m68hc11/predicates.md (splitable_operand): An immediate is
3328         allowed.
3330 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
3332         * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
3333         the 68HC12 address indirect addressing mode as it is not supported by
3334         bset and bclr.
3335         * config/m68hc11/m68hc11-protos.h
3336         (m68hc11_valid_addressing_p): Declare.
3337         (m68hc11_add_mode): Declare.
3338         * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
3339         register_indirect_p and export it.
3340         (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
3341         instruction so that it is part of the good BB.
3342         (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
3343         addressing with movw.
3344         (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
3345         68HC12.
3346         * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
3347         ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
3348         * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
3349         for 68HC11.
3350         ("*movhi_68hc12"): Handle movhi_const0.
3351         ("*subhi3", "subqi3"): Use general_operand for operand 1.
3352         ("*subhi3_zext"): Likewise.
3354 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
3356         PR target/19051
3357         * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
3358         operand 1 and fix constraints.
3359         ("mulqihi3"): Use general_operand for operand 2.
3361 2005-05-08  Julian Brown  <julian@codesourcery.com>
3362             H.J. Lu  <hongjiu.lu@intel.com>
3363             Paul Brook  <paul@codesourcery.com>
3365         * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
3366         GNU linker. Support linker version x.x.x.x.x. Require GNU linker
3367         20050308/2.16.0 or newer for comdat group.
3368         * configure: Regenerated.
3369         * config.in: Regenerated.
3370         * varasm.c (default_function_rodata_section): Put .rodata section in
3371         COMDAT group when necessary.
3372         (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
3373         HAVE_COMDAT_GROUP.
3374         (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
3375         available.
3377 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
3379         * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
3380         instead of VARRAY.
3381         * tree-flow.h (num_referenced_var, referenced_var): Likewise.
3382         * tree-into-ssa.c (mark_def_site_blocks): Likewise.
3383         * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
3384         * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3386 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
3388         PR target/16925
3389         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
3390         64-bit constants on 64-bit hosts.
3391         (m68hc11_split_logical): Simplify.
3392         (m68hc11_split_move): Likewise.
3394 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
3395             Paolo Bonzini  <bonzini@gnu.org>
3397         * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
3398         * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
3399         * configure.ac (enable_checking): Fix typos in runtime_checking.
3400         (ENABLE_RUNTIME_CHECKING): Mark as target template.
3401         (xm_file): Prepend auto-host.h
3402         (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
3403         * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
3404         tconfig.h.
3405         * crtstuff.c: Do not include auto-host.h.
3406         (IN_LIBGCC2): Do not define.
3407         * gcov-io.h: Include tconfig.h, not auto-host.h.
3408         * libgcc2.c: Do not include auto-host.h.
3409         (abort): Do not undefine.
3410         * libgcov.c: Remove unneeded comment about config.h.
3411         * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
3412         * config.in, configure: Regenerated.
3414 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
3415             Falk Hueffner  <falk@debian.org>
3417         * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
3418         and gcc_unreachable as appropriate.
3419         (get_aligned_mem, get_unaligned_address,
3420         alpha_emit_set_long_const, alpha_emit_conditional_branch,
3421         alpha_emit_setcc, alpha_emit_conditional_move,
3422         alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
3423         alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
3424         alpha_expand_unaligned_load, alpha_expand_block_move,
3425         alpha_expand_zap_mask, get_trap_mode_suffix,
3426         get_round_mode_suffix, get_some_local_dynamic_name,
3427         print_operand_address, function_arg, alpha_return_in_memory,
3428         function_value, alpha_expand_builtin,
3429         alpha_initial_elimination_offset, alpha_expand_epilogue,
3430         summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
3431         alphaev5_next_group, alpha_align_insns,
3432         unicosmk_initial_elimination_offset, unicosmk_unique_section,
3433         unicosmk_ssib_name): Likewise.
3434         * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
3435         * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
3436         ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
3437         * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
3438         ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
3439         * config/alpha/alpha.md (*divmodsi_internal_er,
3440         *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
3441         call_nt, call_umk, call_vms, call_value, sibcall_value,
3442         call_value_osf, call_value_nt, call_value_vms, call_value_umk,
3443         *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
3444         * config/alpha/predicates.md (input_operand): Likewise.
3446 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
3448         * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
3449         gcc_unreachable, as appropriate.
3450         (frv_function_prologue, frv_alloc_temp_reg,
3451         frv_initial_elimination_offset, frv_expand_block_move,
3452         frv_expand_block_clear, frv_print_operand_jump_hint,
3453         frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
3454         frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
3455         frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
3456         frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
3457         frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
3458         frv_in_small_data_p, frv_asm_out_constructor,
3459         frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
3460         * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
3461         *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
3462         *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
3463         sibcall_value, casesi): Likewise.
3465         * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
3466         gcc_unreachable as appropriate.
3467         (print_operand_address, mn10300_print_reg_list, expand_prologue,
3468         expand_epilogue, notice_update_cc, initial_offset,
3469         mn10300_address_cost_1): Likewise.
3470         * config/mn10300/mn10300.md: Likewise.
3471         (absdf2, abssf2, negdf2, negsf2): Likewise.
3473 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
3475         PR target/21416
3476         * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
3477         comparisons.
3478         * config/mips/mips.md (swapped_fcond): New code macro and attribute.
3479         (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
3480         including sunge_<mode> and sungt_<mode>.
3482 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
3484         * integrate.h (get_hard_reg_initial_val): Change type of register
3485         parameter from int to unsigned int.
3486         (has_hard_reg_initial_val): Likewise.
3487         * integrate.c (get_hard_reg_initial_val): Likewise.
3488         (has_hard_reg_initial_val): Likewise.  Remove cast to unsigned int.
3490 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
3492         * except.c (eh_status): Change the type of ttype_data to
3493         VEC(tree,gc)*.
3494         (add_ttypes_entry, assign_filter_values,
3495         output_function_exception_table): Use VEC instead of VARRAY.
3497 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
3499         * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
3501 2005-05-07  Paul Brook  <paul@codesourcery.com>
3503         * Makefile.in: Fix dependencies.
3504         (GCOV_IO_H, VARRAY_H): Set.
3506 2005-05-07  Anthony Green  <green@redhat.com>
3508         PR bootstrap/21403
3509         * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
3510         x$STMP_FIXPROTO test.
3511         * configure: Rebuilt.
3513 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
3515         * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
3516         inappropriate feature test macros if flag_iso.
3518 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
3520         * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
3522 2005-05-07  Hans-Peter Nilsson  <hp@axis.com>
3524         PR target/21441
3525         * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
3526         ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
3527         Handle moved operand being in special register.
3528         ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
3529         presumed working insn.
3530         (mover2side): Add FIXME.
3532 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
3534         * integrate.c (get_func_hard_reg_initial_val): Delete.
3535         (has_func_hard_reg_initial_val): Delete.
3536         (get_hard_reg_initial_val): Inline the old implementation of
3537         get_func_hard_reg_initial_val.  Use has_hard_reg_initial_val
3538         instead of has_func_hard_reg_initial_val to test for an existing
3539         pseudo.  Only create an rtx if a new initial value entry is needed.
3540         (has_hard_reg_initial_val): Scan the initial value list directly.
3541         Don't create an rtx.
3543 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
3545         * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
3546         from extra_options.
3547         * config.in (HAVE_AS_POPCNTB): New.
3548         * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
3549         (HAVE_AS_POPCNTB): New.
3550         * configure: Regenerated.
3551         * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
3552         * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
3553         MASK_POPCNTB.  Uncomment rs6000_sched_restricted_insns_priority
3554         and rs6000_sched_costly_dep.
3555         * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
3556         (TARGET_XL_COMPAT): Delete.
3557         * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
3558         (popcount<mode>2): New.
3559         (popcntb<mode>2): New.
3560         * config/rs6000/rs6000.opt (mpopcntb): New.
3562         * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
3563         if variable name exists.
3565 2005-05-07  Matt Kraai  <kraai@ftbfs.org>
3567         * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
3569 2005-05-07  Richard Henderson  <rth@redhat.com>
3571         PR target/21412
3572         * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
3573         with constant offsets.
3575 2005-05-07  Nathan Sidwell  <nathan@codesourcery.com>
3577         * config/v850/v850.c (print_operand): Use gcc_assert and
3578         gcc_unreachable, as appropriate.
3579         (print_operand_address, v850_handle_data_area_attribute,
3580         v850_encode_data_area, construct_restore_jr, construct_save_jarl,
3581         v850_insert_attributes, construct_prepare_instruction): Likewise.
3582         * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3583         * config/v850/v850.md (movsicc, *sasf_1): Likewise.
3585 2005-05-07  Kazu Hirata  <kazu@cs.umass.edu>
3587         * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
3588         config/rs6000/rs6000.h: Fix comment typos.
3590 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
3592         * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
3593         * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
3594         (mips_scalar_mode_supported_p): Delete.
3596 2005-05-06  Eric Christopher  <echristo@redhat.com>
3598         * config/mips/mips.opt: Remove -mint64 option.
3599         * config/mips/mips.c (override_options): Remove -mint64
3600         handling.
3601         * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
3602         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
3603         64-bit integer handling.
3604         * doc/invoke.texi (Option Summary): Remove -mint64 for
3605         mips.
3607 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
3609         PR tree-optimization/19401
3610         * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
3611         * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
3612         (estimated_unrolled_size): New function.
3613         (try_unroll_loop_completely, canonicalize_loop_induction_variables,
3614         tree_unroll_loops_completely): Always unroll loops if the code size
3615         does not increase.
3616         * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
3617         loops should be unrolled completely.
3618         (gate_tree_complete_unroll): Run complete unrolling unconditionally.
3620 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
3622         PR rtl-optimization/21254
3623         * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
3624         assumptions for loops that otherwise do not roll.
3625         (find_simple_exit): Prefer # of iterations that is guaranteed
3626         not to be infinite.
3627         * loop-unroll.c (decide_peel_once_rolling,
3628         decide_peel_completely): Check whether the loop is infinite.
3630 2005-05-06  Pat Haugen  <pthaugen@us.ibm.com>
3632         * config/rs6000/sysv4.opt: Fix typo.
3634 2005-05-06  Denis Vlasenko  <vda@port.imtp.ilyichevsk.odessa.ua>
3635             Jakub Jelinek  <jakub@redhat.com>
3637         PR target/21329
3638         * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
3639         for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
3640         Don't use rep; movs{l,q} if the repetition count is really small,
3641         instead use a sequence of movs{l,q} instructions.
3643 2005-05-06  Jeff Law  <law@redhat.com>
3645         PR tree-optimization/21380
3646         * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
3647         thread through a block with no preds.
3649 2005-05-06  Kazu Hirata  <kazu@cs.umass.edu>
3651         * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
3652         ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
3653         add_call_read_ops): Use VEC instead of VARRAY.
3655 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
3657         * config/mcore/mcore.c (mcore_print_operand_address): Use
3658         gcc_assert and gcc_unreachable as appropriate.
3659         (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
3660         mcore_output_andn, output_inline_const, mcore_output_move,
3661         mcore_output_movedouble, mcore_expand_block_move,
3662         layout_mcore_frame, mcore_initial_elimination_offset,
3663         mcore_expand_prolog, mcore_mark_dllexport,
3664         mcore_mark_dllimport): Likewise.
3665         * config/mcore/mcore.h (switch_to_section): Likewise.
3666         * config/mcore/mcore.md: Likewise.
3668 2005-05-06  Aldy Hernandez  <aldyh@redhat.com>
3670         * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
3671         TARGET_PROFILE_KERNEL.
3673         * config/rs6000/rs6000.c (output_profile_hook): Add comment to
3674         TARGET_PROFILE_KERNEL use.
3676 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
3678         * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
3679         and gcc_unreachable, as appropriate.
3680         (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
3681         m32r_expand_prologue, m32r_output_function_epilogue,
3682         m32r_legitimize_pic_address, m32r_print_operand_address,
3683         emit_cond_move, m32r_function_symbol,
3684         m32r_output_block_move): Likewise.
3685         * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
3686         * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
3687         *rev_zero_branch_insn): Likewise.
3689 2005-05-06  Jakub Jelinek  <jakub@redhat.com>
3691         PR c++/20961
3692         * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
3693         if both NEWDECL and OLDDECL are already weak.
3695 2005-05-06  Richard Sandiford  <rsandifo@redhat.com>
3697         * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3699 2005-05-05  J"orn Rennecke  <joern.rennecke@st.com>
3700             Kaz Kojima  <kkojima@gcc.gnu.org>
3702         * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
3703         and plus_constant.
3705 2005-05-05  Aldy Hernandez  <aldyh@redhat.com>
3706             David Edelsohn  <edelsohn@gnu.org>
3708         * config.gcc: Add .opt magic for the rs6000 ports.
3710         * doc/invoke.texi: Document -mabi= option properly.  Document
3711         -misel and -mno-sel.  Document -mspe and -mno-spe.  Document
3712         -mvrsave and -mno-vrsave.  Document deprecation of -mspe= and
3713         -misel=.
3715         * config/rs6000/aix.h: Remove XL_COMPAT stuff.  Remove
3716         SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES.  Define
3717         TARGET_XL_COMPAT.
3719         * config/rs6000/aix.opt: New.
3720         * config/rs6000/aix41.opt: New.
3721         * config/rs6000/aix64.opt: New.
3722         * config/rs6000/darwin.opt: New.
3723         * config/rs6000/linux64.opt: New.
3724         * config/rs6000/rs6000.opt: New.
3725         * config/rs6000/sysv4.opt: New.
3727         * config/rs6000/sysv4.h: Delete definitions of MASK_* and
3728         associated TARGET_*.  Remove SUBTARGET_OPTIONS,
3729         SUBTARGET_SWITCHES.
3730         Define TARGET_USES_SYSV4_OPT.
3731         * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
3732         * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES.  Define
3733         TARGET_USES_AIX64_OPT.
3734         * config/rs6000/aix51.h: Same.
3735         * config/rs6000/aix52.h: Same.
3736         * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
3737         MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
3738         Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
3739         Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
3740         * config/rs6000/linux64.h: Use
3741         rs6000_explicit_options.  Remove EXTRA_SUBTARGET_SWITCHES.
3743         * config/rs6000/rs6000.c: Remove definitions of
3744         rs6000_sched_restricted_insns_priority,
3745         rs6000_long_double_size_string, rs6000_altivec_vrsave,
3746         rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
3747         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3748         rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
3749         rs6000_alignment_string.  Define rs6000_explicit_options.
3750         (rs6000_parse_abi_options): Remove.
3751         (rs6000_parse_alignment_option): Remove.
3752         (rs6000_parse_float_gprs_option): Remove.
3753         (rs6000_handle_option): New.  Define TARGET_HANDLE_OPTION.  Define
3754         TARGET_DEFAULT_TARGET_FLAGS.
3755         (rs6000_override_options): Revamp to use new .opt machinery.
3757         * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
3758         of new .opt machinery.  Remove target_flags.  Redefine
3759         TARGET_MFCRF and TARGET_POWERPC64.  Remove TARGET_SWITCHES,
3760         SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
3761         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
3762         rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
3763         rs6000_longcall_switch, rs6000_default_long_calls,
3764         rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
3765         rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
3766         TARGET_ALTIVEC_VRSAVE.
3768 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
3770         * config.gcc (hppa1.1-*-rtems*): Remove.
3771         * config/pa/rtems.h: Remove.
3773 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
3775         * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
3776         Exclude roe/603e multilib variants.
3778 2005-05-04  Denis Chertykov  <denisc@overta.ru>
3780         PR target/21284
3781         * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
3782         for output.
3784 2005-05-05  Richard Sandiford  <rsandifo@redhat.com>
3786         * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
3787         arm/pe.opt to $extra_options.
3788         * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
3789         (target_float_abi_name, target_float_switch, target_abi_name)
3790         (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
3791         (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
3792         (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
3793         (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
3794         (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
3795         (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
3796         (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
3797         (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
3798         (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
3799         (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
3800         (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
3801         (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
3802         (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
3803         (TARGET_OPTIONS, arm_cpu_select, arm_select,  structure_size_string)
3804         (arm_pic_register_string): Delete.
3805         (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
3806         TARGET_TPCS_FRAME.
3807         (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
3808         * config/arm/coff.h (TARGET_DEFAULT): Likewise.
3809         * config/arm/elf.h (TARGET_DEFAULT): Likewise.
3810         * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
3811         * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
3812         * config/arm/semi.h (TARGET_DEFAULT): Likewise.
3813         * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
3814         * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
3815         * config/arm/pe.h (TARGET_DEFAULT): Likewise.
3816         (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
3817         (SUBTARGET_SWITCHES): Delete.
3818         * config/arm/arm.c (target_float_switch): Delete.
3819         (arm_cpu_select): Moved from config/arm/arm.h.
3820         (target_fpu_name, target_fpe_name, target_float_abi_name)
3821         (target_abi_name, structure_size_string, arm_pic_register_string)
3822         (arm_select): Make static.
3823         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3824         (arm_handle_option): New function.
3825         (arm_override_options): Update target_flags checks for new mask names.
3826         Remove target_float_switch code.
3827         (arm_expand_prologue, thumb_expand_prologue): Check
3828         !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
3829         * config/arm/arm.opt, config/arm/pe.opt: New files.
3831 2005-05-05  Nathan Sidwell  <nathan@codesourcery.com>
3833         * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
3834         gcc_unreachable as appropriate.
3835         (arc_double_limm_p, arc_setup_incoming_varargs,
3836         arc_compute_function_type, arc_output_function_prologue,
3837         arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
3838         output_shift, arc_print_operand, arc_print_operand_address,
3839         arc_final_prescan_insn): Likewise.
3840         * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3842 2005-05-04  Geoffrey Keating  <geoffk@apple.com>
3844         * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
3845         comparing Pmode.
3846         (SDI): New.
3847         (cmp): Delete.
3848         (wd): New.
3849         (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
3850         add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
3851         clz<mode>2, ctz<mode>2, ffs<mode>2): New.
3852         (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
3853         (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
3854         (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
3855         (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
3856         (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
3858 2005-05-05  Paul Brook  <paul@codesourcery.com>
3860         * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
3861         cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
3862         regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
3863         and tree-data-ref.h with *_H variables.
3865 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
3867         * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
3869 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
3871         * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
3873 2005-05-04  Gerald Pfeifer  <gerald@pfeifer.com>
3875         * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
3877 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
3879         * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
3880         setting of vrsave register for current function after
3881         call to save_world is emitted.
3883 2005-05-05  Hans-Peter Nilsson  <hp@bitrange.com>
3885         * config/mmix/predicates.md: New file.
3886         * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
3887         (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
3888         (mmix_foldable_comparison_operator, mmix_comparison_operator)
3889         (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
3890         * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
3891         Don't define.
3892         * config/mmix/mmix.md: Include predicates.md.
3893         ("call", "call_value"): Force address to register if it isn't a
3894         mmix_symbolic_or_address_operand.
3896 2005-05-04  Andrew MacLeod  <amacleod@redhat.com>
3898         * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
3899         the flags are of appropriate types.
3900         (num_ssa_operands): Generalize using the generic interface.
3901         * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
3902         iterator.
3904 2005-05-04  Richard Sandiford  <rsandifo@redhat.com>
3906         * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
3907         (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
3909 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
3911         * tree-outof-ssa.c (edge_leader, stmt_list,
3912         analyze_edges_for_bb): Use VEC instead of VARRAY.
3913         (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
3914         (perform_edge_inserts): Call init_analayze_edges_for_bb and
3915         fini_analayze_edges_for_bb.
3917 2005-05-04  James E Wilson  <wilson@specifixinc.com>
3919         PR driver/21112
3920         * gcc.c (process_command): In the second argv scan loop, ignore
3921         Xassembler and Xpreprocessor, along with their argument.
3923 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
3925         * tree-flow-inline.h, tree-ssa-operands.c,
3926         tree-ssa-operands.h, tree-ssa-opfinalize.h:
3927         Likewise. tree-vn.c: Fix comment typos.
3928         * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
3930 2005-05-04  Paolo Bonzini  <bonzini@gnu.org>
3932         * doc/tm.texi (Target Hooks): Document
3933         TARGET_RESOLVE_OVERLOADED_BUILTIN.
3935 2005-05-04  Paul Brook  <paul@codesourcery.com>
3937         * Makefile.in: Change dependencies on target.h to $(TARGET_H).
3939 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
3941         * dwarf2out.c (incomplete_types, retry_incomplete_types,
3942         gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
3943         of VARRAY.
3945         * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
3946         get_expansion, expand_var_during_unrolling,
3947         insert_var_expansion_initialization,
3948         combine_var_copies_in_loop_exit, release_var_copies): Use VEC
3949         instead of VARRAY.
3951         * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
3952         update_stmt.
3954 2004-05-03  Andrew Pinski  <pinskia@physics.uc.edu>
3956         PR middle-end/15618
3957         * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
3958         the same as INTEGER_TYPE.
3959         (fold_binary): Fold "bool_var != 0" to bool_var.
3960         Fold "bool_var == 1" to bool_var.
3962 2004-05-03  Richard Henderson  <rth@redhat.com>
3964         PR middle-end/21318
3965         * function.c (instantiate_virtual_regs_in_insn): Use the mode
3966         from recog_data instead of insn_data.
3968 2005-05-03  DJ Delorie  <dj@redhat.com>
3970         * common.opt (fdiagnostics-show-option): No variable is needed.
3971         * diagnostic.h (diagnostic_context): Add show_option_requested flag.
3972         * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
3973         (diagnostic_report_diagnostic): Test for enabled diagnostics here.
3974         Save and restore original message format.  Use flag in context
3975         instead of global.
3976         (warning): Don't test for enabled warnings here.
3977         * opts.c (common_handle_option): Handle -fdiagnostics-show-option
3978         here.
3980 2005-05-04  Kelley Cook  <kcook@gcc.gnu.org>
3982         * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
3983         * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
3984         * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
3985         * aclocal.m4: Don't include accross.m4.
3986         * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
3987         Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
3988         * configure, config.in: Regenerate.
3990 2005-05-04  Jakub Jelinek  <jakub@redhat.com>
3992         PR middle-end/21265
3993         * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
3994         (clear_storage): Add argument.
3995         * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
3996         Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
3997         tailcall.
3998         (emit_block_move): Handle BLOCK_OP_TAILCALL method.
3999         (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
4000         (store_expr, store_constructor): Adjust callers.
4001         * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
4002         to emit_block_move if CALL_EXPR_TAILCALL (exp).
4003         (expand_builtin_memmove): Add ORIG_EXP argument, copy
4004         CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
4005         (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
4006         with EXP.  Pass EXP to expand_builtin_memmove.
4007         (expand_builtin_memset): Add ORIG_EXP argument, pass
4008         BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
4009         (expand_builtin_bzero): Replace ARGLIST argument with EXP.
4010         Pass EXP to expand_builtin_memset.
4011         (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
4012         the new CALL_EXPR.
4013         (expand_builtin_strncmp): Likewise.
4014         (expand_builtin_printf): Replace ARGLIST argument with EXP.
4015         Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
4016         (expand_builtin_fprintf): Likewise.
4017         (expand_builtin): Adjust calls to
4018         expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
4020         * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
4021         item in V4SF mode.
4023         PR rtl-optimization/21239
4024         * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
4026 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
4028         * tree-flow.h (tree_ann_common_d): Move aux to ...
4029         (stmt_ann_d): ... here.
4030         * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
4031         move_computations_stmt, schedule_sm): Update references to
4032         aux.
4033         * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
4035         * tree-cfg.c (remove_bb): Remove a redundant call to
4036         set_bb_for_stmt.
4037         * tree-if-conv.c (replace_phi_with_cond_modify_expr):
4038         Likewise.
4040 2005-05-03  Richard Henderson  <rth@redhat.com>
4042         * config/rs6000/rs6000.c: Remove conflict markers.
4044         * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
4046 2005-05-03  James E Wilson  <wilson@specifixinc.com>
4048         * dwarf2out.c (lookup_filename): Call maybe_emit_file.
4050 2005-05-03  DJ Delorie  <dj@redhat.com>
4052         * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
4053         decide if the warning will be printed.
4054         * calls.c (expand_call): Likewise.
4055         * function.c (init-function_start): Likewise.
4057         * common.opt (-fdiagnostics-show-option): New.
4058         * opts.c (option_enabled): Accept the option index instead of a
4059         pointer to the option descriptor.
4060         * opts.h (option_enabled): Likewise.
4061         * toplev.c (print_switch_values): Pass option index, not option
4062         descriptor.
4063         * diagnostic.h (diagnostic_info): Add option_index.
4064         * diagnostic.c: Include opts.h.
4065         (diagnostic_set_info): Initialize option_index.
4066         (diagnostic_report_diagnostic): Amend option name if appropriate.
4067         (warning): Check to see if the specified warning is enabled.
4068         Store option index.
4069         * doc/invoke.texi (-fdiagnostics-show-options): Document.
4071 2005-05-03  Richard Henderson  <rth@redhat.com>
4073         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
4074         SPEC_OR_GEN_REGS definitions.
4076 2005-05-03  Alexandre Oliva  <aoliva@redhat.com>
4078         PR target/16888
4079         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
4080         for unavailable registers.
4082 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
4084         * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
4086         * cfglayout.c (block_locators_blocks,
4087         insn_locators_initialize, insn_scope): Use VEC instead of
4088         VARRAY.
4090         * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
4091         mudflap_finish_file, mudflap_finish_file): Use VEC instead of
4092         VARRAY.
4094 2005-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
4096         * config/sparc/predicates.md (const_compl_high_operand): New.
4097         * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
4098         gen_safe_HIGH64.
4099         (sparc_emit_set_const64_quick1): Adjust for above change.
4100         (sparc_emit_set_const64_quick2): Likewise.
4101         (sparc_emit_set_const64_longway): Likewise.
4102         (sparc_emit_set_const64): Likewise.
4103         * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
4104         movdi_const64_special): Delete.
4105         (logical constant splitters): Use const_compl_high_operand.
4107 2005-05-03  Richard Guenther  <rguenth@gcc.gnu.org>
4109         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
4110         rather than STRIP_NOPS.
4112 2005-05-03  Jakub Jelinek  <jakub@redhat.com>
4114         PR rtl-optimization/21330
4115         * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
4116         returning non-NULL.
4117         (unswitch_single_loop): Clear cinsn when retrying.
4119         PR target/21297
4120         * config/i386/i386.c (legitimize_address): When canonicalizing
4121         ASHIFT into MULT, multiply by 1 << shift_count instead of
4122         1 << log2 (shift_count).
4124 2005-05-03  Andrew MacLeod  <amacleod@redhat.com>
4126         * lambda-code.c (gcc_loop_to_lambda_loop,
4127         lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
4128         stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
4129         generic operand interface.
4130         * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
4131         * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
4132         generic operand interface.
4133         * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
4134         link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
4135         next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
4136         num_imm_uses): Use ssa_use_operand_t.
4137         (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
4138         get_v_must_def_ops): Delete.
4139         (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
4140         (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
4141         get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
4142         get_v_must_def_kill_ptr): Delete.
4143         (delink_stmt_imm_use): Move and use new operand interface.
4144         (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
4145         op_iter_next_tree): Use new operand implementation.
4146         (clear_and_done_ssa_iter): New.  Initialize a blank operand iterator.
4147         (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
4148         type check.
4149         (op_iter_next_mustdef, op_iter_next_maydef,
4150         op_iter_next_must_and_may_def): Delete. Replace with...
4151         (op_iter_next_maymustdef): New.  Combine must and may next operations.
4152         (op_iter_init_maydef, op_iter_init_mustdef,
4153         op_iter_init_must_and_may_def): Use new interface.
4154         (single_ssa_tree_operand ): New.  Process single operands only as trees.
4155         (single_ssa_use_operand): New.  Process single operands only as uses.
4156         (single_ssa_def_operand): New.  Process single operands only as defs.
4157         (zero_ssa_operands): New.  Return TRUE if there are zero operands of the
4158         specified types.
4159         (num_ssa_operands): New.  Count the number of specified operands.
4160         (compare_ssa_operands_equal): New.  Compare two statements' operands.
4161         (single_phi_def): New.  Return true if PHI has one def of the specified
4162         operand type.
4163         (op_iter_init_phiuse): New.  Initialize the iterator for PHI arguments.
4164         (op_iter_init_phidef): New.  Initialize the iterator for the PHI def.
4165         * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
4166         (struct stmt_ann_d): Operands field no longer require GTY().
4167         (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
4168         * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
4169         * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
4170         dump_replaceable_exprs, rewrite_trees): Use generic interface.
4171         * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
4172         Use use_operand_p instead of ssa_imm_use_t *.
4173         * tree-pretty-print.c (dump_vops): check if operands are active before
4174         dumping virtual operands.
4175         * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
4176         * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
4177         (ccp_fold): Use new interface.
4178         (ccp_visit_stmt): Remove unused variables and code.
4179         (convert_to_gimple_builtin): Insert statements before calling
4180         mark_new_vars_to_rename.
4181         * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
4182         (copy_prop_visit_cond_stmt): Use generic interface.
4183         * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
4184         annotation in table.
4185         (thread_across_edge): Use generic interface.
4186         (initialize_hash_element): Initialzie with stmt, not annotation.
4187         (eliminate_redundant_computations): Use generic interface.
4188         (record_equivalences_from_stmt): Pass stmt, not annotation.
4189         (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
4190         interface.
4191         * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
4192         * tree-ssa-loop-ivopts.c (find_invariants_stmt,
4193         find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
4194         generic operand interface.
4195         * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
4196         interface.
4197         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
4198         Interface.
4199         * tree-ssa-operands.c (struct opbuild_list_d): New.  Operand build type.
4200         (build_defs, build_uses, build_v_may_defs, build_vuses,
4201         build_v_must_defs): Change type to struct opbuild_list_d.
4202         (ops_active): New.  Operands active boolean.
4203         (operand_memory, operand_memory_index): New.  Operand memory managers.
4204         (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
4205         allocate_vuse_optype, allocate_v_must_def_optype): Delete.
4206         (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
4207         Change from functions to static variable list heads.
4208         (opbuild_initialize_virtual): New.  Initialize a virtual build list.
4209         (opbuild_initialize_real): New.  Initialize a virtual build list.
4210         (opbuild_free): New.  Free a build list.
4211         (opbuild_num_elems): New.  Number of items in a list.
4212         (opbuild_append_real): New.  Add a real (tree *) operand.
4213         (opbuild_append_virtual): New.  Add and sort a virtual (tree) operand.
4214         (opbuild_first): New.  Return first element index in a list.
4215         (opbuild_next): New.  Return next element in a list.
4216         (opbuild_elem_real): New.  Return real element.
4217         (opbuild_elem_virtual): New.  Return virtual element.
4218         (opbuild_elem_uid): New.  Return UID of virtual element.
4219         (opbuild_clear): New.  Reset an operand list.
4220         (opbuild_remove_elem): New.  Remove an element form a list.
4221         (ssa_operands_active): New.  Return true if operand cache is active.
4222         (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
4223         (ssa_operand_alloc): New.  Allocate memory from an operand chunk.
4224         (correct_use_link): Use use_operand_p.
4225         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
4226         finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
4227         (cleanup_v_may_defs): Use new implmentation.
4228         (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
4229         implementation.
4230         (append_def, append_use, append_v_may_def, append_vuse,
4231         append_v_must_def): Call opbuild_append routine instead of using varray.
4232         (build_ssa_operands): Simplify to simply use stmt, don't maintain a
4233         global parse_old_ops variable.
4234         (free_ssa_operands): New implementation.
4235         (update_stmt_operands): Move.  Change argument to build_ssa_operands.
4236         (copy_virtual_operands): Move. New generic implementation.
4237         (create_ssa_artficial_load_stmt): Move. New implementation.
4238         (swap_tree_operands): Update for new implementation.
4239         (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
4240         (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
4241         rather than a varray.
4242         (verify_imm_links): Use use_operand_p.
4243         (dump_immediate_uses_for): If the immediate use variable is a virtual
4244         variable, show the virtual ops in the stmt.
4245         * tree-ssa-operands.h (def_operand_p): No longer a structure.
4246         (NULL_DEF_OPERAND_P): Now a #define.
4247         (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
4248         vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
4249         (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
4250         mustdef_optype_d): New.  Use Linked list representation.
4251         (SSA_OPERAND_MEMORY_SIZE): New.  Size of operand memory chunk.
4252         (struct ssa_operand_memory_d): New.  Allocated Chunk node.
4253         (struct stmt_operands_d): Change to new pointers that are not GTY.
4254         (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
4255         STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
4256         SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
4257         STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
4258         SET_V_MUST_DEF_KILL): Delete.
4259         (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
4260         V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
4261         (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
4262         V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
4263         (enum ssa_op_iter_type): Operand iterator typechecking values.
4264         (struct ssa_operand_iterator_d): Use linked lists of operands.
4265         (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
4266         (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
4267         FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
4268         (FOR_EACH_PHI_ARG): New.  Iterate over PHI arguments.
4269         (FOR_EACH_PHI_OR_STMT_USE): New.  Iterate over PHI or stmt uses.
4270         (FOR_EACH_PHI_OR_STMT_DEF): New.  Iterate over PHI or stmt defs.
4271         (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
4272         SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
4273         * tree-ssa-opfinalize.h: New.  Function templates for expansion.
4274         (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
4275         alloc_vuse, and alloc_mustdef.
4276         (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
4277         finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
4278         and finalize_ssa_v_must_def_ops.
4279         * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
4280         (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
4281         stmt around.
4282         (compute_avail): Use generic iterator interface.
4283         * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
4284         (stmt_makes_single_load, stmt_makes_single_store): Use
4285         ZERO_SSA_OPERANDS.
4286         * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
4287         (statement_sink_location): Use generic interface.
4288         * tree-ssa.c (verify_ssa):  Use %p in fprintf.  Use generic interface.
4289         (delete_tree_ssa): Don't call release_defs.  Call release_ssa_name and
4290         reset the immediate use link nodes.
4291         (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
4292         * tree-ssanames.c (make_ssa_name): Use use_operand_p.
4293         * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
4294         (eliminate_tail_call): Use generic operand interface.
4295         * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
4296         (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
4297         interface.
4298         * tree-vect-transform.c (update_vuses_to_preheader): Use generic
4299         interface.
4300         * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
4301         * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
4302         vuse_optype.
4303         (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
4304         Use statement pointer instead of vuse_optype.  Use generic interface.
4305         * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
4306         (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
4307         * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
4308         (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
4309         * doc/tree-ssa.texi: Update documentation for operand interface.
4311 2005-05-03  Nathan Sidwell  <nathan@codesourcery.com>
4313         * config/darwin.c (machopic_define_symbol): Use gcc_assert or
4314         gcc_unreachable as appropriate.
4315         (machopic_function_base_name, machopic_indirect_data_reference,
4316         machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
4317         * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
4318         * config/rs6000/altivec.md (*mov<mode>_internal,
4319         build_vector_mask_for_load): Likewise.
4320         * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
4321         *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
4322         *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
4323         * config/rs6000/predicates.md (easy_fp_constant,
4324         logical_operand): Likewise.
4325         * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
4326         compute_save_world_info, rs6000_emit_prologue,
4327         rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
4328         * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
4329         directly.
4331 2005-05-03  Uros Bizjak  <uros@kss-loka.si>
4333         PR middle-end/21282
4334         * convert.c (convert_to_integer): Convert ceil and floor in
4335         c99 mode only.
4337 2005-04-29  Geoffrey Keating  <geoffk@apple.com>
4339         PR target/20813
4340         * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
4341         define_insn_and_split.  Split only when memory operand is
4342         offsettable.  Use adjust_address rather than plus_constant.
4343         (floatunssidf2_internal): Likewise.
4344         (fix_truncdfsi2_internal): Split only when memory operand is
4345         offsettable.  Use adjust_address rather than plus_constant.
4346         (fix_trunctfsi2_internal): Likewise.
4347         (floatsidf2_internal): Likewise.
4349 2005-05-02  Diego Novillo  <dnovillo@redhat.com>
4351         * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
4352         (set_value_range_to_null): Likewise.
4353         (set_value_range_to_varying): New function.  Use it in all
4354         call sites that used to call set_value_range (vr, VR_VARYING, ...).
4355         (extract_range_from_assert): If the integral type has a
4356         super-type, and LIMIT is not within MIN and MAX values of that
4357         type, set the resulting range to VR_VARYING.
4359 2005-05-02  Hans-Peter Nilsson  <hp@bitrange.com>
4361         * config/mmix/mmix.opt: New file.
4362         * config/mmix/mmix.h: Move options-related comments to mmix.opt.
4363         (mmix_cc1_ignored_option): Don't declare.
4364         (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
4365         (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
4366         (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
4367         (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
4368         (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
4369         (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
4370         (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
4371         (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
4372         Don't define.
4373         (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
4374         * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
4375         (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4377 2005-05-02  Joseph S. Myers  <joseph@codesourcery.com>
4379         PR c/15698
4380         * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
4381         * c-decl.c (current_function_prototype_built_in,
4382         current_function_prototype_arg_types): New.
4383         (merge_decls): Keep source location of prototype followed by
4384         nonprototype declaration.  Update C_DECL_BUILTIN_PROTOTYPE.
4385         (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
4386         (start_function): Always set current_function_prototype_locus,
4387         current_function_prototype_built_in and
4388         current_function_prototype_arg_types.  Check for external
4389         prototype whether or not visible for external function and set
4390         current_function_prototype_arg_types accordingly.
4391         (store_parm_decls_oldstyle): Use
4392         current_function_prototype_arg_types for checking old-style
4393         definition against prototype.  Give warnings only if
4394         current_function_prototype_built_in).
4396 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
4398         * ggc.h (ggc_alloc_zone_pass_stat): New macro.
4399         (ggc_alloc_zone_stat): Don't define.
4400         * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
4401         ggc_alloc_zone_pass_stat.
4402         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
4403         * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
4404         (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
4406 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
4408         * calls.c (expand_call): Handle current_function_pretend_args_size
4409         when checking for sibcalls.
4411 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
4413         PR tree-optimization/21294
4414         * tree-vrp.c (vrp_expr_computes_nonzero): New.
4415         (extract_range_from_expr): Call vrp_expr_computes_nonzero.
4417 2005-05-02  Janis Johnson  <janis187@us.ibm.com>
4419         PR 19985
4420         * gcov-io.h: Declare gcov external functions hidden.
4422 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
4424         * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
4425         record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
4426         Use VEC instead of VARRAY.
4427         (equiv_free): New.
4429         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
4430         out common code.
4432 2005-05-02  Paolo Bonzini  <bonzini@gnu.org>
4434         * c-common.c (resolve_overloaded_builtin): Forward to target
4435         hook for BUILT_IN_MD built-ins.
4436         * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
4437         for all types of built-in.
4438         * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New.  Use it
4439         in the definition of the target hooks struct.
4440         * target.h (struct gcc_target): Add resolve_overloaded_builtin.
4441         * config/rs6000/altivec.h: Rewritten.
4442         * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
4443         altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
4444         rs6000_builtin_type, rs6000_builtin_type_compatible,
4445         altivec_overloaded_builtins, rs6000_builtin_type,
4446         rs6000_builtin_type_compatible): New.
4447         * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
4448         New.
4449         (def_builtin): Turn into a function.  Check for duplicates and store
4450         the builtin into rs6000_builtin_decls.
4451         (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
4452         bdesc_1arg): Add overloaded builtins.
4453         (altivec_expand_builtin): Check for unresolved overloaded builtins,
4454         do not support ALTIVEC_COMPILETIME_ERROR.
4455         (rs6000_init_builtins): Add opaque 128-bit vector, and internal
4456         nodes to represent front-end types.
4457         (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
4458         with opaque arguments and/or return values.
4459         * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
4460         ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
4461         (rs6000_builtin_type_index): New.
4462         (is_ev64_opaque_type): Rename to...
4463         (rs6000_is_opaque_type): ... this.
4464         (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
4465         target hook.
4467 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
4469         * function.c (reorder_blocks, reorder_blocks_1): Use VEC
4470         instead of VARRAY.
4472 2005-05-02  Nathan Sidwell  <nathan@codesourcery.com>
4473             Bernd Schmidt  <bernd.schmidt@analog.com>
4475         * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
4476         print_address_operand, print_operand, legitimize_pic_address,
4477         asm_conditional_branch, bfin_gen_compare, output_push_multiple,
4478         output_pop_multiple): Use gcc_assert or gcc_unreachable as
4479         appropriate.
4480         * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
4482 2005-05-02  Dorit Naishlos  <dorit@il.ibm.com>
4484         * doc/passes.texi: Document vectorization pass.
4486 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
4488         * tree-scalar-evolution.c (get_exit_conditions_rec,
4489         select_loops_exit_conditions,
4490         number_of_iterations_for_all_loops,
4491         analyze_scalar_evolution_for_all_loop_phi_nodes,
4492         scev_analysis): Use VEC instead of VARRAY.
4494 2005-05-02  Michael Matz  <matz@suse.de>
4496         PR c++/19542
4497         * c-common.c (c_common_nodes_and_builtins): Create global null_node.
4498         (warn_strict_null_sentinel): Define.
4499         (check_function_sentinel): Check for null_node as valid sentinel too.
4500         * c-common.h (c_tree_index): Added CTI_NULL.
4501         (null_node) Define global_tree[CTI_NULL].
4502         (warn_strict_null_sentinel): Declare.
4503         * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
4504         * c.opt: (Wstrict-null-sentinel): New C++ option.
4505         * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
4507 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
4509         * gimplify.c (gimplify_compound_lval): Use VEC instead of
4510         VARRAY.
4512         * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
4514         * dwarf2out.c (decl_scope_table, push_decl_scope,
4515         pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
4516         instead of VARRAY.
4518 2005-05-01  Mark Mitchell  <mark@codesourcery.com>
4520         PR C++/14391
4521         * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
4522         if !flag_weak.
4523         * doc/cpp.texi (__DEPRECATED): Document.
4524         (__EXCEPTIONS): Likewise.
4525         (__GXX_WEAK__): Likewise.
4527         * function.c (INVOKE__main): Do not define.
4528         (expand_main_function): Check HAS_INIT_SECTION when determining
4529         whether or not to call __main.
4531 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
4533         * tree-ssa-loop-ivopts.c: Fix a comment typo.
4535 2005-01-05  Paul Brook  <paul@codesourcery.com>
4537         * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
4538         (INITIALIZE_TRAMPOLINE): Use it.
4539         * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
4540         * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
4541         * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
4543 2005-05-01  Gerald Pfeifer  <gerald@pfeifer.com>
4545         * doc/install.texi (Specific): Omit dots in the @anchors names
4546         for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
4547         Omit underscores for x86_64-*-* and the "all ELF targets" entry.
4549 2005-05-01  Zdenek Dvorak  <dvorakz@suse.cz>
4551         PR tree-optimization/18316
4552         PR tree-optimization/19126
4553         * tree.c (build_int_cst_type): Avoid shift by size of type.
4554         * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
4555         argument.
4556         * tree-scalar-evolution.h (simple_iv): Declaration changed.
4557         * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
4558         field.
4559         (dump_cand): Dump depends_on information.
4560         (determine_biv_step): Add argument to simple_iv call.
4561         (contains_abnormal_ssa_name_p): Handle case expr == NULL.
4562         (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
4563         constant.
4564         (add_candidate_1): Record depends_on for candidates.
4565         (tree_int_cst_sign_bit, constant_multiple_of): New functions.
4566         (get_computation_at, get_computation_cost_at, may_eliminate_iv):
4567         Handle ivs with nonconstant step.
4568         (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
4569         (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
4570         (create_new_iv): Unshare the step before passing it to create_iv.
4571         (free_loop_data): Free cand->depends_on.
4572         (build_addr_strip_iref): New function.
4573         (find_interesting_uses_address): Use build_addr_strip_iref.
4574         (strip_offset_1): Split the recursive part from strip_offset.
4575         Strip constant offset component_refs and array_refs.
4576         (strip_offset): Split the recursive part to strip_offset_1.
4577         (add_address_candidates): Removed.
4578         (add_derived_ivs_candidates): Do not use add_address_candidates.
4579         (add_iv_value_candidates): Add candidates with stripped constant
4580         offset.  Consider all candidates with initial value 0 important.
4581         (struct affine_tree_combination): New.
4582         (aff_combination_const, aff_combination_elt, aff_combination_scale,
4583         aff_combination_add_elt, aff_combination_add,
4584         tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
4585         fold_affine_sum): New functions.
4586         (get_computation_at): Use fold_affine_sum.
4587         * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
4588         * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
4589         to simple_iv call.
4591 2005-04-30  Michael Matz  <matz@suse.de>
4593         * config/i386/i386.md (movmemsi): Also active when
4594         TARGET_INLINE_ALL_STRINGOPS.
4596 2005-04-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
4598         PR bootstrap/20633
4599         * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
4601 2005-04-30  Paul Brook  <paul@codesourcery.com>
4603         * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
4604         thumb mode.
4605         * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
4606         * config/arm/ieee754-sf.S: Ditto.
4607         * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
4608         (FUNC_ALIAS): Use .thumb_set for thumb routines.
4610 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
4612         * tree-ssanames.c: Fix a comment typo.
4613         * doc/options.texi: Fix a typo.
4615 2005-04-30  Nathan Sidwell  <nathan@codesourcery.com>
4617         * config/h8300/h8300.c (byte_reg): Use gcc_assert and
4618         gcc_unreachable as appropriate.
4619         (split_adds_subs, cond_string, print_operand,
4620         h8300_initial_elimination_offset, h8300_classify_operand,
4621         h8300_unary_length, h8300_short_immediate_length,
4622         h8300_bitfield_length, h8300_binary_length,
4623         h8300_insn_length_from_table, compute_mov_length, output_plussi,
4624         compute_plussi_length, compute_plussi_cc, output_logical_op,
4625         compute_logical_op_length, compute_logical_op_cc,
4626         output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
4627         output_a_shift, compute_a_shift_length, compute_a_shift_cc,
4628         output_a_rotate, compute_a_rotate_length, fix_bit_operand,
4629         h8300_regs_ok_for_stm): Likewise.
4630         * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
4631         monitor_prologue): Likewise.
4633 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
4635         * loop-invariant.c (invariants, create_new_invariant,
4636         get_inv_cost, best_gain_for_invariant,
4637         find_invariants_to_move, move_invariants,
4638         init_inv_motion_data, free_inv_motion_data): Use VEC instead
4639         of VARRAY.
4641 2005-04-29  Richard Henderson  <rth@redhat.com>
4643         * function.c (instantiate_decls): Remove valid_only argument.
4644         (instantiate_decls_1, instantiate_decl): Likewise.
4645         (instantiate_virtual_regs_1): Delete.
4646         (instantiate_virtual_regs_lossage): Delete.
4647         (instantiate_virtual_regs_in_rtx): New.
4648         (safe_insn_predicate): New.
4649         (instantiate_virtual_regs_in_insn): New.
4650         (instantiate_virtual_regs): Update to match all that.  Only run
4651         instantiate_decls once.
4653 2005-04-29  Richard Henderson  <rth@redhat.com>
4654             Daniel Jacobowitz  <dan@codesourcery.com>
4656         * gengtype.c (write_func_for_structure): Split out ...
4657         (output_type_enum): ... new function.  Fix thinko accessing
4658         TYPE_PARAM_STRUCT data.
4660 2005-04-29  Tom Tromey  <tromey@redhat.com>
4662         * tree.c (build_block): Removed unused 'tags' argument.
4663         * tree.h (build_block): Removed argument.
4665 2005-04-29  Michael Matz  <matz@suse.de>
4667         PR rtl-optimization/21144
4668         * postreload.c (reload_cse_move2add): Check for VOIDmode.
4670 2005-04-29  Bob Wilson  <bob.wilson@acm.org>
4672         * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
4673         flag_reorder_blocks.
4675 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
4677         PR tree-optimization/21030
4678         * tree-vrp.c (adjust_range_with_scev): Do not create invalid
4679         ranges where VR->MAX is smaller than VR->MIN.
4681 2005-04-29  Devang Patel  <dpatel@apple.com>
4683         PR tree-optimization/21272
4684         PR tree-optimization/21266
4685         * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
4687 2005-04-29  Kazu Hirata  <kazu@cs.umass.edu>
4689         * tree-flow-inline.h: Fix a comment typo.
4690         * doc/tree-ssa.texi: Fix a typo.
4692         * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
4694 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
4696         * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
4697         gcc_unreachable as appropriate.
4698         (fr30_expand_epilogue, fr30_setup_incoming_varargs,
4699         fr30_print_operand, fr30_move_double): Likewise.
4700         * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
4702 2005-04-29  Mark Mitchell  <mark@codesourcery.com>
4704         * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
4705         definition has already been provided.
4706         (ARM_EABI_DTORS_SECTION_OP): Likewise.
4707         * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
4708         (ARM_EABI_DTORS_SECTION_OP): Likewise.
4710 2005-04-29  Jim Tison  <jtison@us.ibm.com>
4712         * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
4713         trace hooks calls to improve performance.
4715 2005-04-29  Julian Brown  <julian@codesourcery.com>
4716             Mark Mitchell  <mark@codesourcery.com>
4717             Paul Brook  <paul@codesourcery.com>
4719         * crtstuff.c: Handle targets that use .init_array.
4720         * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
4721         that INVOKE__main is set correctly.
4722         (expand_main_function): Test INVOKE__main.
4723         * libgcc2.c: Do not define __main when using .init_array.
4724         * config/arm/arm.c (arm_elf_asm_constructor): New function.
4725         * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
4726         libgcc version.
4727         (DTORS_SECTION_ASM_OP): Likewise.
4728         (CTOR_LIST_BEGIN): Define specially when in libgcc.
4729         (CTOR_LIST_END): Likewise.
4730         (DTOR_LIST_BEGIN): Likewise.
4731         (DTOR_LIST_END): Likewise.
4732         * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
4733         (FINI_SECTION_ASM_OP): Likewise.
4734         (INIT_ARRAY_SECTION_ASM_OP): Define.
4735         (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4736         * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
4737         (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
4738         * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
4739         (FINI_ARRAY_SECTION_ASM_OP): Likewise.
4741 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
4743         * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
4744         gcc_assert and gcc_unreachable as appropriate.
4745         (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
4746         const_int_cost, output_move_const_into_data_reg,
4747         output_move_qimode, output_move_double, find_addr_reg,
4748         print_operand, print_operand_address): Likewise.
4749         * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
4750         absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
4751         sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
4752         bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
4753         *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
4754         conditional_trap): Likewise.
4755         * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
4757 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
4759         * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
4760         gcc_unreachable as appropriate.
4761         (gen_conditional_move, xtensa_split_operand_pair,
4762         xtensa_split_operand_pair, xtensa_copy_incoming_a7,
4763         xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
4764         xtensa_copy_incoming_a7, xtensa_output_literal,
4765         xtensa_output_literal, xtensa_output_literal): Likewise.
4766         * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
4767         * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
4768         *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
4769         movsicc_internal1, movsfcc_internal0,
4770         movsfcc_internal1): Likewise.
4772 2005-04-28  James E Wilson  <wilson@specifixinc.com>
4774         * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
4775         (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
4777 2005-04-28  DJ Delorie  <dj@redhat.com>
4779         * opt-functions.awk (var_set): Emit proper initializer for
4780         non-target bitfields.
4782 2005-04-28  Devang Patel  <dpatel@apple.com>
4784         * dbxout.c (have_used_extensions): Remove.
4785         (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
4786         have_used_extensions.
4788 2005-04-28  James E Wilson  <wilson@specifixinc.com>
4790         * doc/install.texi: Update -enable-languages info.  Correct path to
4791         html docs.
4793 2005-04-28  DJ Delorie  <dj@redhat.com>
4795         * optc-gen.awk (END): Make sure no variable is defined more
4796         than once.
4797         * opth-gen.awk (END): Allocate bits on a per-variable basis.
4798         Allow for bitfield variables other than target_flags.
4799         * doc/options.text (Mask): Document that you may specify a
4800         variable other than target_flags.
4802 2005-04-28  Martin Koegler <mkoegler@auto.tuwien.ac.at>
4804         PR rtl-optimization/18877
4805         * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
4806         number in val.start.
4808 2005-04-28  David Edelsohn  <edelsohn@gnu.org>
4810         PR target/20813
4811         * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
4812         MASK_PPC_GFXOPT.
4813         * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4814         * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
4815         * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
4817 2005-04-28  Richard Earnshaw  <richard.earnshaw@arm.com>
4819         * arm.c (legitimize_pic_address): Fix sense of assertion test for
4820         creating pseudos when the base offset is too large.
4822 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
4824         * global.c (earlyclobber_regclass): Change the type to
4825         VEC(int,heap).
4826         (check_earlyclobber): Update uses of earlyclobber_regclass.
4827         (mark_reg_use_for_earlyclobber): Likewise.
4828         (calculate_local_reg_bb_info): Allocate and free
4829         earlyclobber_regclass using the VEC API.
4831 2005-04-28  Nathan Sidwell  <nathan@codesourcery.com>
4833         * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
4834         assert.
4836 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
4838         * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
4839         (*targetm.foo).
4841         * config.gcc: Obsolete c4x-* and tic4x-*.
4843         * tree.h (edge_def): Remove.
4845         * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
4846         function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
4847         reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
4848         JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
4849         where appropriate.
4851         * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
4852         coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
4853         errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
4854         genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
4855         integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
4856         machmode.def, mips-tfile.c, params.c, pretty-print.c,
4857         print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
4858         tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
4859         config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
4860         config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
4861         config/i386/cygming.h, config/i386/djgpp.h,
4862         config/i386/lynx.h, config/i386/netware.c,
4863         config/i386/winnt.c, config/ia64/ia64-c.c,
4864         config/iq2000/iq2000.c, config/m32r/little.h,
4865         config/m68k/m68k-protos.h, config/m68k/m68k.h,
4866         config/m68k/m68k.md, config/mcore/mcore.c,
4867         config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
4868         config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
4869         config/mn10300/mn10300.h, config/ns32k/netbsd.h,
4870         config/ns32k/ns32k.c, config/ns32k/ns32k.h,
4871         config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
4872         config/pdp11/pdp11.h, config/rs6000/darwin.h,
4873         config/rs6000/default64.h, config/rs6000/rs6000-c.c,
4874         config/s390/2064.md, config/s390/2084.md,
4875         config/s390/s390-modes.def, config/s390/s390-protos.h,
4876         config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
4877         config/stormy16/stormy16.c, config/vax/vax-protos.h,
4878         config/vax/vax.c, config/vax/vax.h,
4879         config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
4880         copyright.
4882 2005-04-28  Joseph S. Myers  <joseph@codesourcery.com>
4884         * c-typeck.c (build_compound_expr): Correct logic in last change.
4886 2005-04-27  James E. Wilson  <wilson@specifixinc.com>
4888         * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
4889         parameters.  Replace conditional move code with assert checking for
4890         ar.lc.  Delete obsolete comments.
4891         (set_src_needs_barrier): Delete cond parameter, and code using it.
4892         (rtx_needs_barrier): Delete initialization of cond.  Fix typo in
4893         assert checking for PR_REGS.  Fix calls to update_set_flags and
4894         set_src_needs_barrier.
4895         (group_barrier_needed): Renamed from group_barrier_needed_p.  Fix all
4896         callers.  Rewrite explanatory comment before the function.
4897         (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
4898         Fix all callers.
4900 2005-04-27  Mike Stump  <mrs@apple.com>
4902         * doc/cpp.texi: gcc now implements universal character names.
4904 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
4906         PR c/21159
4907         * c-typeck.c (build_compound_expr): Don't warn for left-hand side
4908         being a compound expression whose right-hand side is cast to void.
4910 2005-04-27  Caroline Tice  <ctice@apple.com>
4912         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4913         Remove targetm.have_named_sections test.
4914         (fix_edges_for_rarely_executed_code): Likewise.
4915         (insert_section_boundary_note): Likewise.
4916         (reorder_basic_blocks): Check partitioning flag before calling
4917         verify_hot_cold_block_grouping.
4918         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
4919         the function struct rather than global variables.
4920         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
4921         (COLD_END_LABEL): Likewise
4922         (cold_text_section_label): New static global variable.
4923         (cold_end_label): Likewise.
4924         (dwarf2out_switch_text_section): Get hot/cold section labels from
4925         the function struct rather than global variables; test to make sure
4926         cfun is defined.
4927         (output_aranges): Use cold_text_section_label and cold_end_label;
4928         check partitioning flag before putting out delta.
4929         (output_ranges): Remove incorrect code attempting to use
4930         hot/cold labels.
4931         (output_line_info): Get cold section label from function struct; test
4932         to make sure cfun is defined.
4933         (add_location_or_const_value_attribute): Likewise.
4934         (dwarf2out_var_location): Likewise.
4935         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
4936         write out cold_text_section_label if partition flag is set.
4937         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
4938         * function.h (struct function): Add new fields to point to hot/cold
4939         section labels: hot_section_label, cold_section_label,
4940         hot_section_end_label and cold_section_end_label; also add new field
4941         for cold text section name, unlikely_text_section_name.
4942         * opts.c (decode_options): Turn off partitioning flag if
4943         !targetm.have_named_sections.
4944         * output.h (hot_section_label): Remove.
4945         (hot_section_end_label): Remove.
4946         (cold_section_end_label): Remove.
4947         (unlikely_section_label): Remove.
4948         (unlikely_text_section_name): Remove.
4949         * passes.c (rest_of_handle_final):  Remove extra blank line.
4950         * varasm.c (unlikely_section_label): Remove.
4951         (hot_section_label): Remove.
4952         (hot_section_end_label): Remove.
4953         (cold_section_end_label): Remove.
4954         (unlikely_text_section_name):  Remove.
4955         (initialize_cold_section_name): Modify to call
4956         targetm.strip_name_encoding; to store cold section name in current
4957         function struct, if it exists; and to only use the decl_section_name
4958         if flag_named_sections is true.
4959         (unlikely_text_section): Modify to get section name out of current
4960         function struct, if there is one; otherwise build it from
4961         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
4962         (in_unlikely_text_section): Likewise.
4963         (named_section): Modify to get/put cold section name in current function
4964         struct, if there is one.
4965         (function_section):  Change 'bool unlikely' to 'int reloc'; check
4966         targetm.have_named_sections before calling named_section.
4967         (current_function_section): Likewise.
4968         (assemble_start_function): Modify to get/put unlikely_text_section_name
4969         in current function struct; modify to get hot/cold section labels
4970         from function struct; initialize labels using
4971         ASM_GENERATE_INTERNAL_LABEL;
4972         test partitioning flag before writing out hot section label.
4973         (assemble_end_function): Test partitioning flag before writing out
4974         hot/cold section labels.
4975         (default_section_type_flags_1):  Get cold text section name from
4976         function struct if there is one; Set flags correctly for
4977         cold text section if there is not a current function struct.
4979 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
4981         * tree-ssa-propagate.c (set_rhs): Revert last change.
4983 2005-04-27  Steve Ellcey  <sje@cup.hp.com>
4985         * explow.c (convert_memory_address): Add gcc_assert.
4987 2005-04-27  Mark Mitchell  <mark@codesourcery.com>
4989         * configure.ac: Check for ld --sysroot support.
4990         * gcc.c: Document %R specifier for specs.
4991         (SYSROOT_SPEC): New macro.
4992         (sysroot_spec): New variable.
4993         (static_specs): Add sysroot_spec.
4994         (main): Pass the sysroot spec to the linker if appropriate.
4995         * configure: Regenerated.
4996         * config.in: Likewise.
4998 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
5000         * fold-const.c (fold_binary): Use build_fold_addr_expr
5001         for address calculation and INDIRECT_REF handling.
5003 2005-04-27  Andrew Haley  <aph@redhat.com>
5005         * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
5007 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
5009         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
5010         pointer when thumb backtracing is on.
5012         * config/fp-bit.c (abort): Revert change.
5014 2005-04-27  Ian Lance Taylor  <ian@airs.com>
5016         * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
5018 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
5020         * tree-ssa-dce.c: Fix a comment typo.
5022 2005-04-27  David S. Miller  <davem@davemloft.net>
5024         * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
5025         Kill setjmpless_size.  current_function_calls_setjmp is completely
5026         computed when we are called, so just use the optimized size value
5027         instead of using REG_SAVE_AREA notes.
5028         (optimize_save_area_alloca): Delete....
5029         * rtl.h (optimize_save_area_alloca): Likewise...
5030         * passes.c (rest_of_compilation): and don't call it any more.
5031         * reg-notes.def (SAVE_AREA): Delete.
5033 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
5035         * config/fp-bit.c (abort): Add noreturn attribute.
5037         * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
5038         gcc_unreachable as appropriate.
5039         (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
5040         * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
5041         ASM_OUTPUT_REG_POP): Likewise.
5043 2005-04-27  Paolo Bonzini  <bonzini@gnu.org>
5045         * tree-complex.c (expand_vector_operations_1): Do not build
5046         VIEW_CONVERT_EXPR's for the lhs.
5048 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
5050         * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
5051         unnecessary noncanonical RTL handling.
5052         * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
5053         gcc_assert and gcc_unreachable.
5055         * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
5056         gcc_unreachable as appropriate.
5057         (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
5058         * config/arm/arm.c (arm_override_options, arm_compute_func_type,
5059         use_return_insn, const_ok_for_op, arm_gen_constant,
5060         arm_canonicalize_comparison, legitimize_pic_address,
5061         thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
5062         arm_cirrus_insn_p, cirrus_reorg, minmax_code,
5063         load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
5064         emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
5065         arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
5066         move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
5067         dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
5068         fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
5069         output_call, output_mov_long_double_fpa_from_arm,
5070         output_mov_long_double_arm_from_fpa,
5071         output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
5072         output_move_double, arithmetic_instr, shift_op, int_log2,
5073         output_return_instruction, arm_output_function_prologue,
5074         arm_output_epilogue, arm_output_function_epilogue,
5075         emit_multi_reg_push, arm_get_frame_offsets,
5076         arm_compute_initial_elimination_offset, arm_expand_prologue,
5077         arm_print_operand, arm_assemble_integer, get_arm_condition_code,
5078         arm_final_prescan_insn, arm_init_iwmmxt_builtins,
5079         arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
5080         thumb_compute_initial_elimination_offset,
5081         thumb_output_function_prologue, thumb_load_double_from_address,
5082         thumb_output_move_mem_multiple, thumb_reload_out_hi,
5083         arm_emit_vector_const, arm_dbx_register_number): Likewise.
5084         * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
5085         * config/arm/arm.md (thumb_extendhisi2,
5086         *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
5087         *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
5088         thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
5089         *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
5090         * config/arm/cirrus.md (*cirrus_arm_movdi,
5091         *cirrus_movdf_hard_insn): Likewise.
5092         * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5094 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
5096         * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
5097         (num_ssa_names): Use VEC_length.
5098         (ssa_names): Use VEC_index.
5099         * tree-ssanames.c (ssa_names): Change the type to
5100         VEC(tree,gc).
5101         (init_ssanames, fini_ssa_names, make_ssanames,
5102         release_ssa_name): Update uses of ssa_names.
5104         * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
5105         Use fold_buildN instead of fold (buildN (...)).
5107 2005-04-27  Devang Patel <dpatel@apple.com>
5109         * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
5111 2005-04-27  Matt Thomas <matt@3am-software.com>
5112             Jan-Benedict Glaw <jbglaw@microdata-pos.de>
5114         * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
5115         (vax_output_mi_thunk): Ditto.
5116         (vax_notice_cc_update): Ditto.
5117         (INDEX_REGISTER_P): Add trailing \.
5118         (BASE_REGISTER_P): Add trailing \.
5119         (legitimate_address_p): Whitespace cleanup.  Remove trailing \.
5121 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
5123         * tree-ssa-propagate.c (set_rhs): Check operand of
5124         ADDR_EXPR for gimpliness, too.
5126 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
5128         * tree-ssa-pre.c: Fix a comment typo.
5130 2005-04-27  Zdenek Dvorak  <dvorakz@suse.cz>
5132         PR tree-optimization/21171
5133         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
5134         record address uses if the reference is volatile.
5136 2004-04-27  Paolo Bonzini  <bonzini@gnu.org>
5138         * tree-complex.c (expand_vector_operation): New, extracted from
5139         expand_vector_operations_1.
5140         (tree_vec_extract): Build a NOP_EXPR.
5141         (expand_vec_parallel): Do not care about returning the correct type.
5142         (expand_vector_operations_1): Call expand_vector_operation.
5143         Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
5145         * tree-complex.c (gate_expand_vector_operations): New.
5146         (pass_lower_vector_ssa): Use it.
5147         * tree-optimize.c (init_tree_optimization_passes): Include
5148         pass_lower_vector_ssa.
5149         * tree-vect-transform.c (vect_min_worthwhile_factor): New.
5150         (vectorizable_operation): Use it.
5151         * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
5152         integer modes for the vector type.
5154         * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
5155         * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
5156         Do not cope with UNITS_PER_SIMD_WORD == 0.
5157         * tree-vectorizer.c (get_vectype_for_scalar_type): Check
5158         if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
5159         (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
5160         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
5161         * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
5162         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
5163         * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
5165         * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
5166         * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
5167         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
5169         * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
5170         (UNITS_PER_SIMD_WORD): New.
5172 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
5174         * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
5175         gcc_unreachable as appropriate.
5176         (ia64_expand_load_address, ia64_expand_tls_address,
5177         ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
5178         ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
5179         next_scratch_gr_reg, ia64_initial_elimination_offset,
5180         ia64_expand_prologue, ia64_expand_epilogue,
5181         ia64_output_dwarf_dtprel, ia64_print_operand,
5182         ia64_register_move_cost, first_instruction, rws_access_regno,
5183         update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
5184         ia64_sched_init, ia64_variable_issue,
5185         ia64_first_cycle_multipass_dfs_lookahead_guard,
5186         ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
5187         ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
5188         process_for_unwind_directive, ia64_hpux_file_end): Likewise.
5189         * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5190         * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
5191         * config/ia64/predicates.md (got_symbolic_operand,
5192         sdata_symbolic_operand): Likewise.
5193         * config/ia64/vect.md (vcondv2sf): Likewise.
5195 2005-04-27  Matt Thomas <matt@3am-software.com>
5197         * config/vax/vax.c (legitimate_constant_address_p): New.  Formerly
5198         CONSTANT_ADDRESS_P in config/vax/vax.h
5199         (legitimate_constant_p): Added.  Formerly CONSTANT_P in vax.h.
5200         (INDEX_REGISTER_P): New.
5201         (BASE_REGISTER_P): New.
5202         (indirectable_constant_address_p): New.  Adapted from
5203         INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
5204         (indirectable_address_p): New.  Adapted from
5205         INDIRECTABLE_ADDRESS_P in vax.h.
5206         (nonindexed_address_p): New.  Adapted from
5207         GO_IF_NONINDEXED_ADDRESS in vax.h.
5208         (index_temp_p): New.  Adapted from INDEX_TERM_P in vax.h.
5209         (reg_plus_index_p): New.  Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
5210         (legitimate_address_p): New.  Adapted from
5211         GO_IF_LEGITIMATE_ADDRESS in vax.h.
5212         (vax_mode_dependent_address_p): New.  Adapted from
5213         GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
5214         * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
5215         legitimate_constant_address_p.
5216         (CONSTANT_P): Use legitimate_constant_p.
5217         (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
5218         (INDIRECTABLE_ADDRESS_P): Removed.
5219         (GO_IF_NONINDEXED_ADDRESS): Removed.
5220         (INDEX_TEMP_P): Removed.
5221         (GO_IF_REG_PLUS_INDEX): Removed.
5222         (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
5223         definitions, depending on whether REG_OK_STRICT is defined.
5224         (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
5225         Two definitions, depending on whether REG_OK_STRICT is defined.
5226         * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
5227         added.
5228         (legitimate_constant_p): Prototype added.
5229         (legitimate_address_p): Prototype added.
5230         (vax_mode_dependent_address_p): Prototype added.
5232 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
5234         * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
5236 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
5238         PR c/21213
5239         * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
5240         transparent union.
5242 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
5244         PR c/20740
5245         * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
5246         assertion failures, if __gcc_host_wide_int__ is not properly
5247         defined.
5248         (init_dynamic_diag_info): Give errors, not assertion failures, if
5249         location_t, tree or __gcc_host_wide_int__ are not properly
5250         defined.
5252 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
5254         * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
5255         n_iv_uses, iv_use, n_iv_cands, iv_cand,
5256         tree_ssa_iv_optimize_init, record_use, add_candidate_1,
5257         prepare_decl_rtl, free_loop_data,
5258         tree_ssa_iv_optimize_finalize): Use the VEC API instead of
5259         VARRAY.
5261         * tree.h (tree_phi_node): Add a comment about the order of PHI
5262         arguments.
5264 2005-04-26  Paul Brook  <paul@codesourcery.com>
5266         * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
5268 2005-04-26  Nathan Sidwell  <nathan@codesourcery.com>
5270         * config/mips.mips.c (mips_legitimize_tls_address): Use
5271         gcc_unreachable.
5273         * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
5274         * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
5275         * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
5277         * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
5278         'abort'.
5280 2005-04-26  Jeff Law  <law@redhat.com>
5282         * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
5283         (op_iter_init_must_and_may_def): Likewise.
5284         (unmodifiable_var_p): Move to a later point in the file.
5285         * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
5286         * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
5287         (dse_record_phis): Directly check for virtual operands rather than
5288         using need_imm_uses_for.
5289         (dse_optimize_stmt): Handle V_MUST_DEF operands.  Handle case where
5290         store has multiple V_{MAY,MUST}_DEF operands.
5292 2005-04-26  Andrew MacLeod  <amacleod@redhat.com>
5294         * tree-cfg.c (bsi_replace): Delink immediate uses for the original
5295         stmt.
5297 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
5299         * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
5300         call to find_edge outside a loop to go through a PHI chain.
5302 2004-04-26  Richard Guenther  <rguenth@gcc.gnu.org>
5304         PR tree-optimization/17598
5305         * fold-const.c (fold_binary): Fold comparisons of addresses
5306         of COMPONENT_REFs which reference the same field to
5307         comparisons of the addresses of the base objects.
5309 2005-04-26  Julian Brown  <julian@codesourcery.com>
5311         * config/arm/arm.c (arm_return_in_msb): New function.
5312         (arm_must_pass_in_stack): New function.
5313         (TARGET_RETURN_IN_MSB): Define target hook.
5314         (TARGET_MUST_PASS_IN_STACK): Define target hook.
5315         (arm_function_value): Pad small aggregate return.
5316         (arm_pad_arg_upward): New function.
5317         (arm_pad_reg_upward): New function.
5318         * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
5319         (FUNCTION_ARG_PADDING): Define macro.
5320         (BLOCK_REG_PADDING): Define macro.
5321         (PAD_VARARGS_DOWN): Correct padding for AAPCS.
5322         * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
5323         (arm_pad_reg_upward): Declare function.
5325 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
5327         * basic-block.h (ei_cond): New.
5328         (FOR_EACH_EDGE): Call ei_cond.
5330         PR tree-optimization/21047
5331         * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
5332         (fold): Don't handle ASSERT_EXPR.
5334 2005-04-25  Roger Sayle  <roger@eyesopen.com>
5336         * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
5337         all writes to any stack register as a read/write dependency on
5338         FIRST_STACK_REG.
5339         (sched_analyze_2): Likewise, for reads from any stack register.
5341 2005-04-25  Richard Henderson  <rth@redhat.com>
5343         * final.c (output_addr_const): Revert 2005-04-09 change.
5345 2005-04-25  Mike Stump  <mrs@apple.com>
5347         * config/darwin.c (darwin_encode_section_info): Always set
5348         MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
5350 2005-04-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5352         * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
5353         gensupport.c, protoize.c, toplev.c: Replace calls to
5354         `unlock_stream' with `unlock_std_streams'.
5356 2005-04-25  Devang Patel <dpatel@apple.com>
5358         * dbxout.c (dbxout_type): Emit attribute vector.
5360 2005-04-05  Paul Brook  <paul@codesourcery.com>
5362         * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
5363         * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
5364         * config/arm/arm.c (arm_cxx_atexit_name): New function.
5365         (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
5366         * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
5367         (register_dtor_fn): Likewise.
5368         * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
5370 2005-04-25  Ian Lance Taylor  <ian@airs.com>
5372         * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
5373         * c-common.h (EXPR_STMT_EXPR): Don't define.
5374         (c_common_stmt_codes): Don't define.
5375         * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
5376         * c-gimplify.c (gimplify_expr_stmt): Remove.
5377         (c_gimplify_expr): Remove EXPR_STMT case.
5378         * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
5379         to INIT_STATEMENT_CODES.
5380         * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
5382 2005-04-25  Jan Hubicka  <jh@suse.cz>
5384         * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
5386         * except.c: Include diagnostic.h
5387         (dump_eh_tree, verify_eh_tree): New functions.
5388         * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
5389         * tree-cfg.c (tree_verify_flow_info): verify eh edges.
5390         (dump_function_to_file): dump eh tree.
5391         * tree-eh.c (mark_eh_edge): New function.
5392         (mark_eh_edge_found_error): New static variable.
5393         (verify_eh_edges): New function.
5395 2005-04-25  Nathan Sidwell  <nathan@codesourcery.com>
5397         * tree-ssa-alias.c (fieldoff_t): Remove.
5398         (fieldoff_s): typedef the structure itself.  Create a vector of
5399         objects.
5400         (push_fields_onto_fieldstack): Return count of fields pushed.
5401         Remove peeling of first field.  Adjust.
5402         (fieldoff_compare): Adjust.
5403         (create_overlap_variables_for): Adjust.
5405 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
5407         * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
5409 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
5411         PR bootstrap/21215
5412         * doc/install.texi: Document correct assembler and linker to use
5413         on i?86-*-solaris2.10.
5415 2005-04-25  Steven Bosscher  <stevenb@suse.de>
5417         Fix PR tree-optimization/21173
5419         * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
5420         Unshare expression we pass to force_gimple_operand.
5422 2005-04-25  J"orn Rennecke <joern.rennecke@st.com>
5423             Stephen Clarke <stevec@superh.com>
5424             Roger Sayle <roger@eyesopen.com>
5426         PR rtl-optimization/20413
5427         * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
5428         VOIDmode for LABEL_REF.
5429         * final.c (shorten_branches): Likewise.
5430         * jump.c (mark_all_labels, redirect_exp_1): Likewise.
5431         * loop.c (reg_dead_after_loop): Likewise.
5432         * varasm.c (decode_addr_const): Likewise.
5433         * doc/rtl.texi: Document mode requirement for LABEL_REF.
5435 2005-04-25  Ralf Corsepius  <ralf.corsepius@rtems.org>
5437         * config.gcc (avr-*-*): Remove redundant "case".
5439 2005-04-25  Kazu Hirata  <kazu@cs.umass.edu>
5441         * tree-vect-analyze.c (vect_mark_relevant): Take
5442         VEC(tree,heap) instead of varray_type as an argument.
5443         (vect_mark_stmts_to_be_vectorized): Change the type of
5444         worklist to VEC(tree,heap).  Adjust uses of worklist.
5446 2005-04-24  Devang Patel  <dpatel@apple.com>
5448         *  config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
5450 2005-04-24  Ian Lance Taylor  <ian@airs.com>
5452         * c-semantics.c (build_stmt): Remove test of specific tree codes
5453         for TREE_SIDE_EFFECTS handling.
5455 2005-04-24  Per Bothner  <per@bothner.com>
5457         * c-opts.c (finish_options):  Make the line-number of the <built-in>
5458         location 0, as assumed elsewhere, rather than 1.
5460 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
5462         * tree-ssa-uncprop.c (equiv_stack): Change the type o
5463         VEC(tree,heap).
5464         (tree_ssa_uncprop, uncprop_finalize_block,
5465         uncprop_initialize_block): Update uses of equiv_stack.
5467 2005-04-24  Richard Henderson  <rth@redhat.com>
5469         PR rtl-opt/21163
5470         * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
5471         for SCALAR_INT_MODE_P instead of not MODE_CC before returning
5472         constm1_rtx.
5473         <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
5474         <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
5475         <DIV, MOD>: Likewise.
5477 2005-04-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5479         * collect2.c (main): Unlock the stdio streams.
5480         * gcc.c (main): Likewise.
5481         * gcov-dump.c (main): Likewise.
5482         * gcov.c (main): Likewise.
5483         * gen-protos.c (main): Likewise.
5484         * gensupport.c (init_md_reader_args_cb): Likewise.
5485         * protoize.c (main): Likewise.
5486         * toplev.c (general_init): Likewise.
5488 2005-04-24  Jakub Jelinek  <jakub@redhat.com>
5490         PR middle-end/20991
5491         * cgraph.h (cgraph_local_info): Add vtable_method field.
5492         * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
5493         and node is vtable_method, finalized and not reachable, don't do
5494         anything.
5496 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
5498         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
5499         COMPARISON_CLASS_P.
5500         * tree-ssa-pre.c (create_value_expr_from): Use
5501         CONSTANT_CLASS_P and REFERENCE_CLASS_P.
5502         * tree-ssa-propagate.c (stmt_makes_single_load,
5503         stmt_makes_single_store): Use REFERENCE_CLASS_P.
5504         * tree-vect-transform.c (vect_is_simple_cond): Use
5505         COMPARISON_CLASS_P.
5506         * tree-vrp.c (extract_range_from_assert,
5507         build_assert_expr_for, fp_predicate, has_assert_expr): Use
5508         COMPARISON_CLASS_P.
5510         * tree-ssa-live.c (build_tree_conflict_graph): Change the type
5511         of tpa_to_clear to VEC(int,heap).  Update uses of
5512         tpa_to_clear.  Free tpa_to_clear at the end.
5514 2005-04-24  Andrew Pinski  <pinskia@physics.uc.edu>
5516         * tree.h (TREE_THIS_VOLATILE): Document the effect on a
5517         function decl.
5519 2005-04-24  Nathan Sidwell  <nathan@codesourcery.com>
5521         * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
5522         and gcc_unreachable as appropriate.
5523         (num_insns_constant, output_vec_const_move,
5524         build_mask64_2_operands, rs6000_output_dwarf_dtprel,
5525         rs6000_emit_set_const, rs6000_emit_move,
5526         spe_build_register_parallel, function_arg,
5527         rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
5528         spe_expand_predicate_builtin, spe_expand_evsel_builtin,
5529         rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
5530         rs6000_common_init_builtins, expand_block_clear,
5531         expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
5532         extract_ME, rs6000_get_some_local_dynamic_name,
5533         rs6000_output_function_entry, print_operand,
5534         print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
5535         output_cbranch, output_e500_flip_gt_bit,
5536         rs6000_emit_vector_compare, rs6000_emit_vector_compare,
5537         rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
5538         compute_save_world_info, rs6000_stack_info,
5539         rs6000_emit_load_toc_table, rs6000_frame_related,
5540         spe_synthesize_frame_save, rs6000_emit_epilogue,
5541         rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
5542         output_function_profiler, rs6000_trampoline_size,
5543         rs6000_initialize_trampoline, find_addr_reg,
5544         rs6000_machopic_legitimize_pic_address,
5545         rs6000_initial_elimination_offset,
5546         rs6000_dbx_register_number): Likewise.
5547         * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
5548         *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
5549         *movti_power, *movti_string, call, call_value, sibcall,
5550         sibcall_value): Likewise.
5551         * config/rs6000/spe.md (*movdf_e500_double,
5552         *movv2si_internal): Likewise.
5553         * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
5554         from comment.
5556 2005-04-24  Richard Henderson  <rth@redhat.com>
5558         PR target/21101
5559         * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
5560         * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
5561         Deny modes smaller than 4 bytes.
5562         * config/i386/i386-protos.h: Update.
5564 2005-04-24  Ralf Corsepius  <ralf.corsepius@rtems.org>
5566         * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
5567         Switch h8300-*-rtems* to ELF.
5569 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
5571         * vec.h (VEC_safe_grow): Replace grow with safe_grow.
5573 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
5575         * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
5577 2005-04-23  Richard Guenther  <rguenth@gcc.gnu.org>
5579         PR middle-end/21082
5580         * fold-const.c: Fold &a[i]-&a[j] to i-j.
5582 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
5584         * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
5585         definitions of ssa names in condition.  Split recusive part to ...
5586         (tree_simplify_using_condition_1): New function.
5587         (expand_simple_operations): New function.
5589 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
5591         * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
5592         (find_interesting_uses_cond): Do not use integer_zerop and
5593         integer_nonzerop to check for integer constants.
5594         (set_use_iv_cost): Record the value field.
5595         (determine_use_iv_cost_generic, determine_use_iv_cost_address,
5596         determine_use_iv_cost_outer): Set the value field of the cost pair.
5597         (may_eliminate_iv): Do not return the comparison code.
5598         (iv_elimination_compare): New function.
5599         (determine_use_iv_cost_condition): Set the value field.  Record
5600         noneliminable invariants correctly.
5601         (rewrite_use_compare, rewrite_use_outer): Use the value field.
5603 2005-04-23  DJ Delorie  <dj@redhat.com>
5605         * diagnostic.c (warning): Accept parameter to classify warning option.
5606         (warning0): New, for when a pointer to an error() like function is needed.
5607         * errors.c (warning): Likewise.
5608         * errors.h (warning, warning0): Adjust prototypes.
5609         * toplev.h (warning, warning0): Likewise.
5611         * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
5612         c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
5613         c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
5614         fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
5615         genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
5616         reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
5617         tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
5618         tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
5620         * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
5621         config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
5622         config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
5623         config/darwin.c, config/darwin.h, config/h8300/h8300.c,
5624         config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
5625         config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
5626         config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
5627         config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
5628         config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
5629         config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
5630         config/rs6000/aix52.h, config/rs6000/darwin.h,
5631         config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
5632         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5633         config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
5634         config/stormy16/stormy16.c, config/v850/v850-c.c,
5635         config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
5636         callers.
5638 2005-04-23  Richard Henderson  <rth@redhat.com>
5640         PR rtl-opt/21102
5641         * simplify-rtx.c (simplify_binary_operation): Fix mode check before
5642         performing some integral scalar simplifications.
5644 2005-04-23  Richard Henderson  <rth@redhat.com>
5646         PR target/21099
5647         * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
5648         simplifying CONST_VECTOR.
5650 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
5652         * tree-ssa-live.c (live_worklist): Take a stack allocated on
5653         heap as an argument.  Update uses of stack.
5654         (calculate_live_on_entry): Allocate stack on heap.
5656         * tree-ssa-live.c (build_tree_conflict_graph): Allocate
5657         partition_link and tpa_nodes on heap.
5659         * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
5660         (mark_stmt_necessary, propagate_necessity,
5661         mark_really_necessary_kill_operand_phis): Update uses of
5662         worklist.
5663         (tree_dce_init): Allocate worklist using VEC_alloc.
5664         (tree_dce_done): Free worklist using VEC_free.
5666 2005-04-23  Mike Stump  <mrs@apple.com>
5668         * config/darwin.c (machopic_indirection_name): Don't use
5669         quotes needlessly.
5670         (darwin_emit_unwind_label): Use user_label_prefix instead of
5671         "_".
5673 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
5675         * final.c, ipa-inline.c, varasm.c: Fix comment typos.
5677 2005-04-23  Hans-Peter Nilsson  <hp@axis.com>
5679         * config.gcc <cris-*>: Specify .opt files.
5680         * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
5681         config/cris/linux.opt: New files.
5682         * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
5683         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
5684         (TARGET_ELF): Override to 0.
5685         (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
5686         -melinux-stacksize=N.
5687         * config/cris/cris.c: (cris_handle_option): New function.
5688         (TARGET_DEFAULT_TARGET_FLAGS): Override.
5689         (TARGET_HANDLE_OPTION): Override to cris_handle_option.
5690         (cris_override_options): Use MASK_*, not TARGET_MASK_*.
5691         * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
5692         (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
5693         (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
5694         (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
5695         (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
5696         (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
5697         (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
5698         (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
5699         (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
5700         (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
5701         (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
5702         (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
5703         (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
5704         (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
5705         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
5706         (TARGET_LINUX): Define 0.
5707         (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5708         (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
5709         (CRIS_SUBTARGET_DEFAULT): New empty default macro.
5710         * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
5711         (TARGET_LINUX): Override to 1.
5712         (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
5714 2005-04-23  Nathan Sidwell  <nathan@codesourcery.com>
5716         * haifa-sched.c (schedule_block): Fix thinko in previous
5717         assertification patch.
5719 2005-04-23  Richard Sandiford  <rsandifo@redhat.com>
5721         * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
5722         $extra_options.  Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
5723         (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
5724         pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
5725         $extra_options.  Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
5726         (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
5727         pa/pa-hpux.opt to $extra_options.  Also add pa/pa-hpux1111.opt
5728         for hpux11.[1-9]*.
5729         * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
5730         (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
5731         (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
5732         (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
5733         (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
5734         (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
5735         (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
5736         (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
5737         (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
5738         (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
5739         (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
5740         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
5741         (SUBTARGET_OPTIONS): Delete.
5742         (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
5743         (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
5744         instead of a string.
5745         * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
5746         (pa_cpu_string, pa_unix_string): Delete.
5747         (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
5748         (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
5749         TARGET_HPUX_10_10.
5750         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5751         (pa_handle_option): New function.
5752         (override_options): Remove handling of -march=, -mfixed-range=,
5753         -mschedule= and -munix=.
5754         * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
5755         * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
5756         * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
5757         * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
5758         * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
5759         * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
5760         * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
5761         redefining.
5762         * config/pa/pa.opt: New file.
5763         * config/pa/pa-hpux.opt: New file.
5764         * config/pa/pa-hpux1010.opt: New file.
5765         * config/pa/pa-hpux1111.opt: New file.
5766         * config/pa/pa64-hpux.opt: New file.
5768 2005-04-22  David S. Miller  <davem@davemloft.net>
5770         * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
5771         integer when it's mode is VOIDmode not DImode.
5773 2005-04-22  Geoffrey Keating  <geoffk@apple.com>
5775         * config/rs6000/rs6000.md (sync_add<mode>_internal,
5776         sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
5777         sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
5778         sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
5779         sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
5780         "bne- $-xxx" rather than local labels.
5781         (sync_lock_release<mode>): Add second operand.
5782         (lwsync): Use .long rather than a more meaningful opcode.
5783         * doc/md.texi (Standard Names): Add description of second
5784         parameter to sync_lock_test_and_set.
5786 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
5788         PR tree-optimization/21088
5789         * fold-const.c (fold_unary, fold_binary, fold_ternary):
5790         Export.
5791         * tree-vrp.c (compare_values): Use fold_binary to compare
5792         pointers.  Use boolean_type_node as the type of a comparison
5793         expression being folded.
5794         * tree.h: Add prototypes for fold_unary, fold_binary,
5795         fold_ternary.
5797         * tree-ssa-dom.c: Fix formatting.
5799 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
5801         * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
5802         * lambda-code.c (perfect_nestify): Mark virtual operands in
5803         the moved statement for renaming.
5804         * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
5805         (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5806         * params.h (MIN_VIRTUAL_MAPPINGS): Define.
5807         (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
5808         * tree-flow.h (struct var_ann_d): Update comments.
5809         (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
5810         allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
5811         debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
5812         debug_tree_ssa_stats, rewrite_ssa_into_ssa,
5813         dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
5814         debug_names_replaced_by): Remove declarations.
5815         (delete_update_ssa, get_current_def, set_current_def): Declare.
5816         (rewrite_into_loop_closed_ssa): Add new argument.  Update
5817         all callers.
5818         * tree-into-ssa.c: Include params.h.
5819         (old_virtual_ssa_names): Remove.  Update all users.
5820         (need_to_replace_names_p): Remove.  Update all users.
5821         (struct update_ssa_stats_d): Declare.
5822         (update_ssa_stats): New local.
5823         (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
5824         dump_tree_ssa_stats, debug_tree_ssa_stats,
5825         dump_update_ssa, debug_update_ssa,
5826         dump_names_replaced_by, debug_names_replaced_by): Declare.
5827         (get_current_def, set current_def): Make extern.
5828         (is_old_name, is_new_name): Protect against references
5829         past the end of the sets.
5830         (add_new_name_mapping): Assert that OLD and NEW are
5831         different SSA names for the same symbol.
5832         When adding a virtual mapping, update stats for virtual
5833         mapping heuristic.
5834         (insert_phi_nodes_for): If UPDATE_P is true, create the
5835         LHS of the new PHI by duplicating SSA name VAR.
5836         (insert_phi_nodes_1): Remove.  Update all users.
5837         (insert_phi_nodes): Remove second argument.  Update all
5838         users.
5839         (maybe_replace_use, maybe_replace_def): New.
5840         (rewrite_update_stmt): Call them.
5841         (mark_def_interesting): Remove calls to is_gimple_reg.
5842         (prepare_phi_args_for_update): Remove.  Update all users.
5843         (prepare_block_for_update): Only process virtual operands
5844         and GIMPLE registers in normal form.
5845         (prepare_use_sites_for): New.
5846         (prepare_names_to_update): Rename from prepare_def_sites.
5847         Call prepare_use_sites_for.
5848         (dump_update_ssa): Rename from dump_repl_tbl.
5849         Update all users.
5850         Show statistics for virtual mapping heuristic.
5851         (debug_update_ssa): Rename from debug_debug_repl_tbl.
5852         (init_update_ssa): Initialize UPDATE_SSA_STATS.
5853         (delete_update_ssa): Make extern.
5854         (mark_set_for_renaming): If the set is empty, do nothing.
5855         (release_ssa_name_after_update_ssa): Update comment.
5856         (insert_updated_phi_nodes_for): Do not remove existing
5857         PHI nodes for symbols.
5858         (switch_virtuals_to_full_rewrite_p): New.
5859         (switch_virtuals_to_full_rewrite): New.
5860         (update_ssa): Call them.
5861         Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
5862         for every statement before updating.
5863         If all the names in NEW_SSA_NAMES have been marked for
5864         removal, do nothing.
5865         Only start at the top of the CFG if there are symbols in
5866         SYMS_TO_RENAME.
5867         (ssa_rewrite_finalize_block): Remove.
5868         (ssa_register_new_def): Remove.
5869         (ssa_rewrite_stmt): Remove.
5870         (ssa_rewrite_phi_arguments): Remove.
5871         (ssa_rewrite_initialize_block): Remove.
5872         (ssa_mark_def_sites): Remove.
5873         (ssa_mark_def_sites_initialize_block): Remove.
5874         (ssa_mark_phi_uses): Remove.
5875         (rewrite_ssa_into_ssa): Remove.
5876         * tree-phinodes.c (find_phi_node_for): Remove.
5877         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5878         Call update_ssa.
5879         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
5880         Remove calls to verify_dominators and
5881         verify_loop_structure.
5882         (tree_unswitch_single_loop): Call update_ssa.
5883         * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
5884         returns false.
5885         Call verify_stmts.
5886         (delete_tree_ssa): Assert that need_ssa_update_p returns
5887         false.
5888         * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
5889         * tree-vectorizer.c (allocate_new_names, rename_def_op,
5890         free_new_names): Remove.  Update all users.
5891         (rename_use_op): Call get_current_def.
5892         (rename_variables_in_bb): Do not handle any real or
5893         virtual definition.
5894         (slpeel_update_phis_for_duplicate_loop): Call
5895         get_current_def and set_current_def instead of using
5896         SSA_NAME_AUX.
5897         (slpeel_update_phi_nodes_for_guard2): Reformat comments.
5898         (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
5899         ssa_names_to_replace and delete_update_ssa.
5900         * doc/invoke.texi: Document --param min-virtual-mappings
5901         and --param virtual-mappings-ratio.
5903 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
5905         * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
5906         for newly created PHI nodes.
5907         Call create_new_def_for for every new V_MAY_DEF and
5908         V_MUST_DEF on the copied statement.
5909         (struct ssa_name_map_entry): Remove.
5910         (ssa_name_map_entry_hash): Remove.
5911         (ssa_name_map_entry_eq): Remove.
5912         (allocate_ssa_names): Remove.
5913         (rewrite_to_new_ssa_names_def): Remove.
5914         (rewrite_to_new_ssa_names_use): Remove.
5915         (rewrite_to_new_ssa_names_bb): Remove.
5916         (rewrite_to_new_ssa_names): Remove.
5917         (tree_duplicate_sese_region): Remove variables ver,
5918         definitions, phi, ssa_name_map and bi.
5919         Call need_ssa_update_p instead of any_marked_for_rewrite_p.
5920         Call update_ssa.
5921         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5922         update_ssa instead of rewrite_ssa_into_ssa.
5923         * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
5924         create_new_def_for.
5925         (find_uses_to_rename_use): Add argument 'need_phis'.
5926         (find_uses_to_rename_stmt): Do not scan virtual operands.
5927         (find_uses_to_rename): Only scan PHI nodes for
5928         non-virtual names.
5929         (rewrite_into_loop_closed_ssa): Call update_ssa.
5930         (check_loop_closed_ssa_use): Ignore virtual operands.
5931         (check_loop_closed_ssa_stmt): Likewise.
5932         (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
5933         NULL.
5934         (rename_variables, set_phi_def_stmts): Remove.
5935         (tree_duplicate_loop_to_header_edge): Reformat comment.
5936         Remove variables BB, I and DEFINITIONS.
5937         Call need_ssa_update_p.
5938         Call update_ssa.
5939         (lv_adjust_loop_header_phi): Reformat comment.
5940         * tree-ssanames.c (ssa_names_to_rewrite): Remove.
5941         (marked_for_rewrite_p, any_marked_for_rewrite_p,
5942         mark_for_rewrite, unmark_all_for_rewrite,
5943         marked_ssa_names): Remove.  Update all users.
5944         (release_ssa_name): If VAR has been registered for SSA
5945         updating, do nothing.
5946         * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
5947         (build_assert_expr_for): Call register_new_name_mapping.
5948         (insert_range_assertions): Update call to update_ssa.
5949         * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
5950         marked_for_rewrite_p, any_marked_for_rewrite_p,
5951         marked_ssa_names): Remove.
5953 2005-04-22  Jeff Law  <law@redhat.com>
5955         * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
5956         (restore_currdefs_to_original_value): Likewise.
5957         (register_definitions_for_stmt): Likewise.
5958         (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
5959         for each variable.  Do not allocate/free block_defs_stack either.
5960         Do not iterate if we just thread jumps.  Only iterate if the
5961         tree_cleanup_cfg does useful work (temporary).
5962         (dom_opt_initialize_block): No longer push a marker on
5963         BLOCK_DEFS_STACK.
5964         (dom_opt_finalize_block): Removal call to restore currdefs.
5965         Relax restrictions for recording edge equivalences.
5966         (record_equivalences_from_phis): No longer need to track
5967         CURRENT_DEF.
5968         (optimize_stmt): Similarly.
5969         (thread_across_edge): Simplify by removing the requirement that
5970         statements in the block we are threading through must be nops.
5971         (initialize_hash_element): Handle GOTO_EXPR.
5973 2005-04-22  David S. Miller  <davem@davemloft.net>
5975         * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
5976         CONST_DOUBLE_HIGH.
5977         * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
5978         fix check on CONST_DOUBLE mode.  It should be VOIDmode
5979         when it is representing an integer.
5981 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
5983         * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
5984         'abort'. Use gcc_assert and gcc_unreachable as appropriate.
5985         * c-format.c (get_constant, decode_format_attr, get_flag_spec,
5986         find_char_info_specifier_index,
5987         find_length_info_modifier_index): Likewise.
5988         * c-typeck.c (composite_type, pop_init_level): Likewise.
5989         * combine.c (cant_combine_insn_p, try_combine): Likewise.
5990         * cse.c (cse_insn): Likewise
5991         * dominance.c (calc_dfs_tree): Likewise
5992         dwarf2out.c (loc_descriptor_from_tree_1,
5993         add_abstract_origin_attribute, force_decl_die,
5994         force_type_die): Likewise
5995         emit-rtl.c (operand_subword_force): Likewise
5996         explow.c (hard_function_value): Likewise
5997         expmed.c (store_bit_field, expand_divmod,
5998         emit_store_flag_force): Likewise
5999         expr.c (emit_move_multi_word, store_expr,
6000         expand_expr_real_1): Likewise
6001         final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
6002         output_operand): Likewise
6003         flow.c (recompute_reg_usage): Likewise
6004         * function.c (assign_stack_temp_for_type, assign_temp,
6005         handle_epilogue_set): Likewise
6006         * genextract.c (main): Likewise
6007         * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
6008         gimplify_modify_expr_rhs, gimplify_expr): Likewise
6009         * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
6010         ready_remove, rm_line_notes, rm_other_notes,
6011         schedule_block): Likewise
6012         mips-tfile.c (copy_object, out_of_bounds): Likewise
6014 2005-04-22 David Edelsohn  <edelsohn@gnu.org>
6016         PR target/20813
6017         * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
6018         * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
6019         rs64.  Add MASK_PPC_GFXOPT to powerpc64 and rs64.
6020         (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
6021         TARGET_XL_COMPAT.
6022         * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
6024 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
6026         * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
6027         (gcc_tree_to_linear_expression): Convert to heap allocated
6028         vectors.
6029         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6030         lbv_to_gcc_expression, lle_to_gcc_expression,
6031         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6032         perfect_nestify): Likewise.
6033         lambda.h (gcc_loopnest_to_lambda_loopnest,
6034         lambda_loopnest_to_gcc_loopnest): Likewise.
6035         tree-loop-linear.c (linear_transform_loops): Likewise.
6037 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
6039         * config/sparc/predicates.md (arith_double_operand): Use
6040         trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
6041         * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
6042         (DImode, DFmode constant splitters): Likewise.  Remove code for
6043         TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
6044         (logical constant splitters): Use const_int_operand predicate.
6045         (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
6046         HOST_BITS_PER_WIDE_INT < 64.
6048 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
6050         * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
6051         gcc_unreachable as appropriate.
6052         (force_mode, emit_move_sequence, singlemove_string,
6053         output_move_double, output_fp_move_double, find_addr_reg,
6054         output_block_move, output_block_clear, output_and,
6055         output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
6056         pa_adjust_cost, pa_issue_rate, print_operand,
6057         output_global_address, output_arg_descriptor, output_cbranch,
6058         output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
6059         output_call): Likewise.
6060         * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
6061         prefetch, prefetch_cc, prefetch_nocc): Likewise.
6063 2005-04-22  Zdenek Dvorak  <dvorakz@suse.cz>
6065         * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
6066         _gcov_pow2_profiler and _gcov_one_value_profiler.
6067         (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
6068         (GTFILES): Add $(srcdir)/tree-profile.c.
6069         * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
6070         __gcov_one_value_profiler): Declare.
6071         * gimplify.c (force_gimple_operand): Check whether the statements
6072         should be produced in ssa form.
6073         (force_gimple_operand_bsi): New function.
6074         * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
6075         __gcov_one_value_profiler): New functions.
6076         * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
6077         the profiled value is a power of two or not.
6078         * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
6079         * tree-flow.h (in_ssa_p): Declare.
6080         (force_gimple_operand_bsi): Declare.
6081         * tree-into-ssa.c (in_ssa_p): New variable.
6082         (rewrite_into_ssa): Set in_ssa_p.
6083         * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
6084         * tree-profile.c: Include ggc.h and gt-tree-profile.h.
6085         (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
6086         tree_one_value_profiler_fn): New variables.
6087         (tree_init_edge_profiler): Initialize the profiler function decls.
6088         (tree_gen_edge_profiler): Use global gcov_type_node.
6089         (prepare_instrumented_value): New function.
6090         (tree_gen_interval_profiler, tree_gen_interval_profiler,
6091         tree_gen_one_value_profiler): Call the library functions instead of
6092         creating instrumentation code.
6093         * tree.c (build_fn_decl): New function.
6094         * tree.h (build_fn_decl): Declare.
6095         * value-prof.c (rtl_divmod_values_to_profile,
6096         rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
6097         tree_mod_pow2_value_transform, tree_find_values_to_profile):
6098         Do not handle may_be_other and precise values of exponents at pow2
6099         profiler.
6100         (tree_mod_subtract_transform): Reflect that value field of
6101         histogram has changed meaning.
6102         (tree_divmod_values_to_profile): Record the values correctly.
6103         (tree_values_to_profile): Update comment.
6104         * value-prof.h (struct histogram_value_t): Remove pow2 data.
6106 2005-04-22  Joseph S. Myers  <joseph@codesourcery.com>
6108         * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
6109         (decl).
6111 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
6113         * config/i386/i386.md (length_immediate): Use gcc_assert or
6114         gcc_unreachable, as appropriate.
6115         (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
6116         *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
6117         *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
6118         *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
6119         *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
6120         *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
6121         *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
6122         *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
6123         *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
6124         *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
6125         *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
6126         *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
6127         pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
6128         pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
6129         *prefetch_sse_rex): Likewise.
6130         * config/i386/predicates.md (x86_64_immediate_operand,
6131         x86_64_zext_immediate_operand, symbolic_operand,
6132         no_seg_address_operand, aligned_operand,
6133         memory_displacement_operand): Likewise.
6134         * config/i386/sse.md (*mov<mode>_internal,
6135         *movv2df_internal): Likewise.
6137 2005-04-22  Jan Hubicka  <jh@suse.cz>
6139         * Makefile.in (ipa.o, ipa-inline.o): New files.
6140         * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
6141         cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
6142         cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
6143         * cgraphunit.c (cgraph_default_inline_p,
6144         cgraph_decide_inlining_incrementally,  ncalls_inlined,
6145         nfunctions_inlined, initial_insns, overall_insns,
6146         cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
6147         cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
6148         cgraph_mark_inline, cgraph_check_inline_limits,
6149         cgraph_default_inline_p, cgraph_recursive_inlining_p,
6150         update_callee_keys, lookup_recursive_calls,
6151         cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
6152         cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
6153         cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
6154         pass_ipa_inline): Move to ipa-inline.c
6155         (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
6156         * ipa.c: New file.
6157         * ipa-inline.c: New file.
6159 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
6161         * doc/invoke.texi (SPARC options): Document that -mapp-regs
6162         is turned off by default on Solaris.
6164 2005-04-21  Roger Sayle  <roger@eyesopen.com>
6166         * c-common.h (objc_build_method_signature): Update prototype.
6167         * stub-objc.c (objc_build_method_signature): Update the stub
6168         implementation to accept and ignore additional parameter.
6169         * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
6170         the value of ellipsis to objc_build_method_signature instead
6171         of setting TREE_OVERFLOW on the parms TREE_LIST node.
6173 2005-04-21  Geoffrey Keating  <geoffk@apple.com>
6175         * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
6176         * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
6177         gen_rtx_* not gen_rtx_fmt_*.
6178         (rs6000_emit_vector_select): Likewise.
6179         (rs6000_emit_sync): New.
6180         * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
6181         (larx, stcx, cmp): New mode substitutions.
6182         (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
6183         UNSPEC_ISYNC): New constants.
6184         (rlwinm): Give name.
6185         (memory_barrier, isync, lwsync): New insns.
6186         (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
6187         (sync_lock_release<mode>): New expander.
6188         (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
6189         sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
6190         sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
6191         sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
6192         sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
6193         sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
6194         (sync_add<mode>_internal, sync_addshort_internal,
6195         sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
6196         sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
6197         sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
6199         * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
6200         is the memory before, not after, the operation.  Clarify
6201         barrier requirements.
6203 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
6205         * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
6206         * lambda.h (lambda_vector_min_nz): Likewise.
6207         * langhooks.h (struct lang_hooks_for_types,
6208         struct lang_hooks): Likewise.
6209         * output.h (assemble_integer, this_is_asm_operands): Likewise.
6210         * tree.h: Likewise.
6211         * vec.h: Likewise.
6212         * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
6214         * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
6215         comments to avoid 'abort'.  Use gcc_assert as necessary.
6216         * opts.c (common_handle_option): Likewise.
6217         * pretty-print.c (pp_base_format_text): Likewise.
6218         * print-rtl.c (print_rtx): Likewise.
6219         * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
6220         * regmove.c (try_auto_increment): Likewise.
6221         * reload.c (find_valid_class, find_reloads_toplev,
6222         find_equiv_reg): Likewise.
6223         * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
6224         merge_assigned_reloads): Likewise.
6225         * tree-inline.c (inline_forbidden_p_1,
6226         estimate_num_insns_1): Likewise.
6227         * tree-optimize.c (execute_todo): Likewise.
6228         * tree-outof-ssa.c (eliminate_phi): Likewise.
6229         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
6230         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
6231         * tree-ssa-operands.c (parse_ssa_operands,
6232         get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
6233         * tree-ssa-pre.c (find_or_generate_expression): Likewise.
6234         * tree-ssanames.c (release_ssa_name): Likewise.
6235         * tree.c (int_bit_position, int_byte_position, tree_low_cst,
6236         walk_tree): Likewise.
6238         * tree-ssa-operands.c (verify_abort): Fold into ..
6239         (verify_imm_links): ... here.
6241 2005-04-21  Richard Henderson  <rth@redhat.com>
6243         * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
6244         on non-memory operand for previous inversion.
6246 2005-04-21  Devang Patel  <dpatel@apple.com>
6248         PR optimization/20994
6249         * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
6250         x = !(a == b) : p , q;.
6251         (pass_if_conversion): Verify stmts and flow.
6253 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
6255         * optabs.c (gen_conditional_trap): Restore #define.
6257         * alias.c (true_dependence): Remove 'abort' from comments. Use
6258         gcc_assert and gcc_unreachable as appropriate.
6259         (canon_true_dependence): Likewise.
6260         * bb-reorder.c (connect_traces): Likewise.
6261         * c-common.c (c_add_case_label): Likewise.
6262         * c-decl.c (finish_function): Likewise.
6263         * caller-save.c (insert_restore, insert_save): Likewise.
6264         * cfg.c (update_bb_profile_for_threading): Likewise.
6265         * cfganal.c (flow_active_insn_p): Likewise.
6266         * cfgexpand.c (add_reg_br_prob_note): Likewise.
6267         * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
6268         cfg_layout_merge_blocks): Likewise.
6269         * ifcvt.c (cond_exec_process_insns, merge_if_block,
6270         find_if_block): Likewise.
6271         * integrate.c (allocate_initial_values): Likewise.
6272         * jump.c (reverse_condition, reverse_condition_maybe_unordered,
6273         swap_condition, unsigned_condition, signed_condition,
6274         mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
6275         reg_or_subregno): Likewise.
6276         * lambda-code.c (lambda_compute_auxillary_space,
6277         lambda_transform_legal_p): Likewise.
6278         * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
6279         * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
6280         lhd_incomplete_type_error, lhd_expand_expr,
6281         lhd_types_compatible_p, lhd_tree_size): Likewise.
6282         * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
6283         * local-alloc.c (update_equiv_regs): Likewise.
6284         * loop-unroll.c (peel_loop_completely
6285         unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
6286         peel_loop_simple, unroll_loop_stupid,
6287         analyze_iv_to_split_insn): Likewise.
6288         * loop.c (gen_prefetch, find_and_verify_loops,
6289         basic_induction_var): Likewise.
6290         * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
6291         * value-prof.c (tree_find_values_to_profile): Likewise.
6292         * varasm.c (named_section, default_assemble_integer,
6293         decode_addr_const): Likewise.
6295 2005-04-21 Alan Modra  <amodra@bigpond.net.au>
6296            Fariborz Jahanian <fjahanian@apple.com>
6298         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
6299         portion of argument passed in fpr.
6300         * expr.c (emit_push_insn): Fix computation of 'offset' used to
6301         decide on partial argument save on stack.
6303 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
6305         * config/sparc/predicates.md, config/sparc/sparc.md: Fix
6306         comment typos.
6308 2005-04-21  Jan Hubicka  <jh@suse.cz>
6310         * cgraphunit.c: Include tree-pass.h
6311         (cgraph_decide_recursive_inlining,
6312         cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
6313         cgraph_decide_inlining): Dump goes to dump_file.
6314         (cgraph_optimize): Call ipa passes instead of inliner.
6315         (cgraph_gate_inlining, pass_ipa_inline): New.
6316         * tree-optimize.c (all_ipa_passes): New static variable.
6317         (register_one_dump_file): Dead with IPA passes.
6318         (register_dump_files): Likewise.
6319         (init_tree_optimization_passes): Initialize IPA passes.
6320         (execute_todo): Do cgraph dump when asked to, do not dump function body
6321         for IPA pass.
6322         * tree-pass.h (TODO_dump_cgraph): New macro.
6323         (ipa_passes): Declare.
6324         * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
6326 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
6328         * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
6329         gcc_assert instead of abort.
6330         (classify_argument, examine_argument, construct_container,
6331         contains_128bit_aligned_vector_p, ix86_check_movabs,
6332         standard_80387_constant_opcode, standard_80387_constant_rtx,
6333         ix86_initial_elimination_offset, ix86_compute_frame_layout,
6334         pro_epilogue_adjust_stack, ix86_expand_epilogue,
6335         ix86_address_cost, legitimate_address_p, legitimize_pic_address,
6336         legitimize_tls_address, output_pic_addr_const,
6337         i386_output_dwarf_dtprel, put_condition_code, print_reg,
6338         get_some_local_dynamic_name, print_operand, print_operand_address,
6339         output_387_binary_op, emit_i387_cw_initialization,
6340         output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
6341         ix86_expand_clear, ix86_expand_binary_operator,
6342         ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
6343         ix86_cc_modes_compatible, ix86_fp_comparison_codes,
6344         ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
6345         ix86_expand_branch, ix86_expand_setcc,
6346         ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
6347         ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
6348         ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
6349         memory_address_length, ix86_attr_length_immediate_default,
6350         ix86_attr_length_address_default, ix86_agi_dependant,
6351         x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
6352         ix86_expand_binop_builtin, ix86_force_to_memory,
6353         ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
6354         x86_emit_floatuns): Likewise.
6355         * config/i386/netware.c (gen_regparm_prefix,
6356         i386_nlm_strip_name_encoding): Likewise.
6357         * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
6359 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
6361         * optabs.c (gen_condiational_trap): Remove #define.
6362         (add_equal_note): Assertify. Remove explicit indirection from
6363         call via function pointer.
6364         (expand_ternary_op, expand_simple_binop, expand_binop,
6365         expand_twoval_unop, expand_twoval_binop,
6366         expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
6367         emit_unop_insn,  emit_no_conflict_block,  prepare_cmp_insn,
6368         prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
6369         prepare_float_lib_cmp, emit_conditional_move,
6370         emit_conditional_add, gen_add2_insn, gen_add3_insn,
6371         have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
6372         expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
6373         vector_compare_rtx, expand_vec_cond_expr): Likewise.
6375 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
6377         * vec.h: Update API to separate allocation mechanism from type.
6378         (VEC_safe_grow): New.
6379         * vec.c (calculate_allocation): New.
6380         (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
6381         (vec_gc_free, vec_heap_free): Remove.
6382         * gengtype-lex.l (DEF_VEC_): Process mult-argument macros.  Adjust.
6383         (VEC): Likewise.
6384         (mangle_macro_name): New.
6385         (struct macro_def): New.
6386         (struct macro): Add multiple argument values.
6387         (macro_expans_end): New.
6388         (push_macro_expansion):  Chain on new macro. Process multiple
6389         args, create follow on expansion. Return follow on argument.
6390         (macro_input): Deal with multiple arguments.
6392         * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
6393         (struct tree_binfo): Adjust.
6394         * basic-block.h: Define VEC(edge,gc).
6395         (struct edge_def): Adjust.
6396         (struct basic_block_def, struct edge_iterator): Likewise.
6397         (ei_container, ei_start_1, ei_last_1): Likewise.
6398         * cfg.c (connect_src, connect_dest): Likewise.
6399         * cfgrtl.c (force_nonfallthru_and_redirect)
6400         * dbxout.c (dbxout_type)
6401         * dwarf2out.c (gen_member_die)
6402         * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
6403         (gcc_tree_to_linear_expression): Adjust.
6404         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
6405         lbv_to_gcc_expression, lle_to_gcc_expression,
6406         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
6407         perfect_nestify): Likewise.
6408         * lambda.h (gcc_loopnest_to_lambda_loopnest,
6409         lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
6410         * profile.c (instrument_values): Adjust.
6411         * tree-cfg.c (modified_noreturn_calls): Adjust.
6412         (remove_fallthru_edge): Likewise.
6413         * tree-dump.c (dequeue_and_dump): Adjust.
6414         * tree-flow-inline.h (mark_stmt_modified): Adjust.
6415         * tree-flow.h (modified_noreturn_calls): Adjust.
6416         (tree_on_heap): Remove. (yay!)
6417         (register_new_def): Adjust.
6418         * tree-into-ssa.c: Define VEC(int,heap).
6419         (block_defs_stack): Adjust.
6420         (find_idf, insert_phi_nodes, register_new_def,
6421         rewrite_initialize_block, rewrite_finalize_block,
6422         register_new_update_single, rewrite_update_init_block,
6423         rewrite_update_fini_block, rewrite_blocks,
6424         ssa_rewrite_finalize_block, ssa_register_new_def,
6425         ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
6426         * tree-loop-linear.c (linear_transform_loops): Adjust.
6427         * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
6428         (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
6429         * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
6430         stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
6431         vrp_variables_stack): Adjust declarations.
6432         (tree_ssa_dominator_optimize): Adjust.
6433         (dom_opt_initialize_block, remove_local_expressions_from_table,
6434         restore_nonzero_vars_to_original_value,
6435         restore_vars_to_original_value,
6436         restore_currdefs_to_original_value, dom_opt_finalize_block,
6437         record_var_is_nonzero, record_cond, record_const_or_copy_1,
6438         optimize_stmt, update_rhs_and_lookup_avail_expr,
6439         lookup_avail_expr, record_range): Likewise.
6440         * tree-ssa-pre.c: Define VEC(basic_block,heap).
6441         (compute_antic_aux): Adjust.
6442         (inserted_exprs, create_expression_by_pieces,
6443         insert_into_preds_of_block, eliminate, mark_operand_necessary,
6444         remove_dead_inserted_code, fini_pre): Likewise.
6445         * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
6446         (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
6447         ssa_prop_init): Likewise.
6448         * tree-ssa.c: Define VEC(bitmap,heap).
6449         (verify_name_tags): Adjust.
6450         * value-prof.c (rtl_divmod_values_to_profile): Adjust.
6451         (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
6452         tree_divmod_values_to_profile, tree_find_values_to_profile,
6453         value_profile_transformations): Likewise.
6454         * value-prof.h: Define VEC(histogram_value,heap).
6455         * varasm.c: Remove alias_pair pointer typedef, define
6456         VEC(alias_pair,gc).
6457         (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
6459         * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
6460         not a pointer to it.  Create an object vector.
6461         (extern_symbols): Turn into an object vector.
6462         (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
6464 2005-04-21  Sebastian Pop  <pop@cri.ensmp.fr>
6466         PR/20742
6467         * Makefile.in (tree-chrec.o): Depend on params.h.
6468         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
6469         default value 20.
6470         * tree-chrec.c: Depend on params.h.  Replace build with buildN,
6471         and fold build with fold_buildN.
6472         (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
6473         the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
6474         (tree_contains_chrecs): Compute an estimation of the size of the
6475         given expression.
6476         * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
6477         (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
6478         * tree-scalar-evolution.c (simple_iv): Ditto.
6479         * doc/invoke.texi (scev-max-expr-size): Documented.
6481 2005-04-21  Richard Sandiford  <rsandifo@redhat.com>
6483         * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
6484         (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
6485         (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
6486         (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
6487         (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
6488         (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
6489         * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
6490         (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
6491         * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
6492         (darwin_fix_and_continue_switch): Delete.
6493         * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
6494         (SUBTARGET_SWITCHES): Delete.
6495         * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
6496         (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
6497         (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
6498         (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
6499         (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
6500         (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
6501         (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
6502         (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
6503         (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
6504         (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
6505         (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
6506         (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
6507         (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
6508         (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
6509         (TARGET_64BIT): Undef before redefining.
6510         (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
6511         (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
6512         (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
6513         (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
6514         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
6515         (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
6516         (ix86_asm_string, ix86_regparm, ix86_regparm_string)
6517         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6518         (ix86_debug_arg_string, ix86_debug_addr_string)
6519         (ix86_align_loops_string, ix86_align_jumps_string)
6520         (ix86_align_funcs_string): Delete.
6521         * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
6522         (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
6523         * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
6524         (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
6525         * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
6526         * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
6527         (SUBTARGET_SWITCHES): Delete.
6528         * config/i386/i386.c (ix86_debug_arg_string): Delete.
6529         (ix86_debug_addr_string): Delete.
6530         (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
6531         (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
6532         (ix86_align_loops_string, ix86_align_jumps_string)
6533         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
6534         (ix86_align_funcs_string): Make static.
6535         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6536         (ix86_handle_option): New function.
6537         (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
6538         (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
6539         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
6540         of darwin_fix_and_continue_switch.
6541         (darwin_one_byte_bool): Delete.
6542         * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
6543         * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
6544         to darwin_one_byte_bool.
6545         * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
6546         * config/i386/djgpp.opt, config/i386/i386.opt,
6547         * config/i386/sco5.opt: New files.
6549 2005-04-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
6551         * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
6552         fp_zero_operand, fp_register_operand, intreg_operand,
6553         fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
6554         call_operand, call_operand_address, tgd_symbolic_operand,
6555         tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
6556         symbolic_operand, symbolic_memory_operand, label_ref_operand,
6557         sp64_medium_pic_operand, data_segment_operand,
6558         text_segment_operand, splittable_symbolic_memory_operand,
6559         reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
6560         eq_or_neq, normal_comp_operator, noov_compare_op,
6561         noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
6562         cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
6563         const64_operand, const64_high_operand, arith11_operand,
6564         arith10_operand, arith_double_operand, arith_double_4096_operand,
6565         arith_double_add_operand, arith11_double_operand,
6566         arith10_double_operand, small_int, small_int_or_double,
6567         uns_small_int, uns_arith_operand, clobbered_register,
6568         input_operand, compare_operand): Delete.
6569         (sparc_emit_set_const32): Use predicates in assertion.  Remove special
6570         code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
6571         (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
6572         (GEN_HIGHINT64, GEN_INT64): Delete.
6573         (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
6574         gen_safe_XOR64): Adjust for above deletion.
6575         (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
6576         Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
6577         (legitimate_constant_p): Use const_zero_operand instead.
6578         (sparc_extra_constraint_check): Likewise.
6579         * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
6580         (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
6581         (PREDICATE_CODES): Delete.
6582         * config/sparc/sparc.md: Include predicates.md.
6583         (All patterns): Adjust for new predicate names.
6584         (cmpdi, cmpdi_sp64): Use arith_operand predicate.
6585         (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
6586         (movdi): Use general_operand predicate.
6587         (movdi_sp64_dbl): Delete.
6588         (movdi_const64_special): Add 'N' constraint.
6589         (movdicc): Use arith10_operand predicate.
6590         (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
6591         (movdi_cc_reg_sp64): Use arith10_operand predicate.
6592         (movdi_cc_reg_sp64_trunc): Delete.
6593         (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
6594         (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
6595         (subdi3_sp32): Delete.
6596         (subdi3_insn_sp32): Change to define_insn_and_split.
6597         (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
6598         (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
6599         (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
6600         umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
6601         small_int_operand predicate.
6602         (divdi3, udivdi3): Use arith_operand predicate.
6603         (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
6604         (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
6605         xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
6606         (xordi3_sp64_dbl): Delete.
6607         (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
6608         cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
6609         cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
6610         cmp_ccx_set_not): Use arith_operand predicate.
6611         (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
6612         * config/sparc/predicates.md: New file.
6614 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
6616         PR tree-optimization/14846
6617         * fold-const.c (fold_single_bit_test_into_sign_test): New,
6618         split out from ...
6619         (fold_single_bit_test): ... here.
6620         (fold_binary): Call fold_single_bit_test_into_sign_test
6621         instead of fold_single_bit_test.
6623 2005-04-20  James E Wilson  <wilson@specifixinc.com>
6625         PR c++/20805
6626         * dwarf2out.c (gen_variable_die): Don't emit a specification if this
6627         is another declaration.
6629 2005-04-21  Hans-Peter Nilsson  <hp@axis.com>
6631         * config/cris/predicates.md: New file.
6632         * config/cris/cris-protos.h (cris_store_multiple_op_p)
6633         (cris_movem_load_rest_p): Declare.
6634         * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
6635         (cris_movem_load_rest_p): Ditto.  Globalize.
6636         (cris_bdap_operand, cris_bdap_biap_operand,
6637         cris_orthogonal_operator, cris_commutative_orth_op,
6638         cris_operand_extend_operator,
6639         cris_additive_operand_extend_operator, cris_extend_operator,
6640         cris_plus_or_bound_operator, cris_mem_op,
6641         cris_general_operand_or_symbol,
6642         cris_general_operand_or_gotless_symbol,
6643         cris_general_operand_or_plt_symbol, cris_mem_call_operand,
6644         cris_load_multiple_op): Remove predicate functions.
6645         (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
6646         abort, for UNSPECs other than CRIS_UNSPEC_PLT.
6647         * config/cris/cris.h (PREDICATE_CODES): Don't define.
6648         * config/cris/cris.md: Include predicates.md.
6649         ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
6651 2005-04-20  Ian Lance Taylor  <ian@airs.com>
6653         * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
6654         * c-common.h (STMT_EXPR_STMT): Don't define.
6655         (STMT_EXPR_NO_SCOPE): Don't define.
6656         * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
6657         * c-pretty-print.c (pp_c_primary_expression): Likewise.
6658         (pp_c_expression): Likewise.
6660 2005-04-20  Richard Henderson  <rth@redhat.com>
6662         PR target/21100
6663         * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
6665 2005-04-20  Jeff Law  <law@redhat.com>
6667         * reload1.c (reload): Ignore equivalences between pseudos and
6668         read only memory.
6670 2005-04-20  Joseph S. Myers  <joseph@codesourcery.com>
6672         PR c/12913
6673         * c-tree.h (struct c_label_list): Update comment.
6674         (struct c_label_context): Rename to struct c_label_context_se.
6675         (label_context_stack): Rename to label_context_stack_se.
6676         (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
6677         c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
6678         c_end_vm_scope): New.
6679         (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
6680         * c-decl.c (pop_scope): Call c_end_vm_scope.
6681         (pushdecl): Call c_begin_vm_scope for variably modified
6682         declarations.
6683         (define_label): Check for jumping into scope of identifier with
6684         variably modified type.  Push label on stack for those defined at
6685         current context of identifiers with variably modified type.
6686         (start_function): Create stack level for context of identifiers
6687         with variably modified type.
6688         (finish_function): Pop stack level for context of identifiers with
6689         variably modified type.
6690         * c-typeck.c (label_context_stack): Rename to
6691         label_context_stack_se.
6692         (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
6693         (c_finish_goto_label): Check for jumping into scope of identifier
6694         with variably modified type.  Push label on stack for those jumped
6695         to from current context of identifiers with variably modified
6696         type.
6697         (struct c_switch): Add blocked_vm.
6698         (c_start_case): Initialize blocked_vm.
6699         (do_case): Check blocked_vm.
6700         (c_finish_case): Add comment.
6701         (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
6702         variable label_context_stack.
6704 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
6706         * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
6707         conditional_replacement, value_replacement, abs_replacement,
6708         minmax_replacement.
6709         (replace_phi_edge_with_variable): Remove argument BB.
6710         (conditional_replacement, value_replacement,
6711         minmax_replacement, abs_replacement): Remove argument PHI_BB.
6712         Update a call to replace_phi_edge_with_variable.
6714         * tree-ssa-phiopt.c: Fix comments.
6716 2005-04-20  Michael Matz  <matz@suse.de>
6718         PR20973
6719         * reload.c (push_reload, find_dummy_reload): Check for uninitialized
6720         pseudos.
6722 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
6724         * tree-ssa-phiopt.c: Fix comment typos.
6726         PR tree-optimization/21116
6727         * tree-ssa-phiopt.c: Fix a typo.
6729 2005-04-19  Richard Henderson  <rth@redhat.com>
6731         * builtins.c (expand_builtin_sync_operation): Revert last change.
6732         * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
6733         not vs new value.
6734         (expand_compare_and_swap_loop): Likewise.
6735         (expand_sync_operation): Remove fallback from NAND to AND; invert
6736         memory operand when expanding from cmpxchg.
6737         (expand_sync_fetch_operation): Likewise.
6738         * doc/extend.texi (Atomic Builtins): Fix docs for nand and
6739         compare-and-swap.
6741         * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
6742         when implementing NAND.  Fix double-add for AFTER.
6743         * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
6744         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
6745         (sync_compare_and_swap<I48MODE>): Fix compare vs zero.  Return old
6746         memory value.
6747         (sync_lock_test_and_set<I48MODE>): Remove extra label and last
6748         memory barrier.
6750         * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
6751         to return old memory value.
6752         (sync_compare_and_swap_cc<IMODE>): Likewise.
6754         * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
6755         return pre-reload.  Don't consider output or anti dependencies.
6756         * config/ia64/sync.md (IMODE): New.
6757         (modesuffix): Add QI and HI.
6758         (memory_barrier): Simplify expansion.
6759         (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
6760         (cmpxchg_acq_<IMODE>): Likewise.
6761         (sync_lock_test_and_set<IMODE>): Likewise.
6762         (sync_lock_release<IMODE>): Likewise.
6764 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
6766         * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
6767         ~X or ~Y simplify.
6769 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
6771         * fold-const (fold_binary):  Fold ~X ^ ~ Y to X ^ Y.
6773 2005-04-20  Michael Pogue  <michael.pogue@sun.com>
6774             Joseph S. Myers  <joseph@codesourcery.com>
6776         * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
6777         * c-typeck.c (build_c_cast): Check these options.
6778         * doc/invoke.texi: Document these options.
6780 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
6782         * tree-ssa-phiopt.c: Update a comment about the pass.
6784 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
6786         * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
6787         config/mcore/mcore.c: Fix comment typos.
6789 2005-04-19  Daniel Jacobowitz  <dan@codesourcery.com>
6791         * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
6792         * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
6794 2005-04-19  Paul Brook  <paul@codesourcery.com>
6796         * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
6798 2005-04-19  Andrew Haley  <aph@redhat.com>
6800         PR java/21022
6801         * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
6802         looking at a field's bitpos.
6804 2005-04-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6806         * system.h (fopen, fdopen, freopen): Define these to the unlocked
6807         libiberty functions.
6809 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
6811         PR tree-optimization/21096
6812         * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
6814 2005-04-19  Alan Modra  <amodra@bigpond.net.au>
6816         PR target/21098
6817         * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
6818         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
6820 2005-04-19  Alexandre Oliva  <aoliva@redhat.com>
6822         * tree-cfg.c (dump_function_to_file): Use cfun info only if it
6823         refers to the function being dumped.
6825 2005-04-18  Daniel Jacobowitz  <dan@codesourcery.com>
6827         * varasm.c (assemble_start_function): Remove reset of in_section.
6829 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
6831         PR tree-optimization/21085
6832         * fold-const (fold_binary): Don't change X % -C to X % C if C has
6833         overflowed.
6835 2005-04-19  Ben Elliston  <bje@au.ibm.com>
6837         * doc/invoke.texi (Optimize Options): Refer to the correct
6838         optimisation flag -ftree-dominator-opts, not -ftree-dom.
6840 2005-04-18  Christopher Jaillet <christophe.jaillet@wanadoo.fr>
6842         * config/rs6000/rs6000.c (machopic_output_stub):  Increase
6843         alloca argument to be big enough.
6845 2005-04-18  Alexandre Oliva  <aoliva@redhat.com>
6847         PR middle-end/21049
6848         * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
6849         cfun->cfg are NULL.
6851 2005-04-18  Tom Tromey  <tromey@redhat.com>
6853         * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
6854         typo.
6856 2005-04-18  Richard Henderson  <rth@redhat.com>
6858         * config/alpha/alpha.c (alpha_split_atomic_op): New.
6859         (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
6860         (alphaev4_insn_pipe): Likewise.  Correct IST and LDSYM pipes.
6861         * config/alpha/alpha-protos.h: Update.
6862         * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
6863         (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
6864         (attr type): Add ld_l, st_c, mb.
6865         (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
6866         iornotsi3, xorsi_internal, xornotsi3): New.
6867         * config/alpha/ev4.md (ev4_ld): Add ld_l.
6868         (ev4_ist_c, ev4_mb): New.
6869         * config/alpha/ev5.md (ev5_st): Add st_c, mb.
6870         (ev5_ld_l): New.
6871         * config/alpha/ev6.md (ev6_ild): Add ld_l.
6872         (ev6_ist): Add st_c.
6873         (ev6_mb): New.
6874         * config/alpha/sync.md: New file.
6876 2005-04-18  Richard Henderson  <rth@redhat.com>
6878         * builtins.c (expand_builtin_sync_operation): Fold nand to and
6879         for constants.
6881         * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
6883 2005-04-18  Devang Patel  <dpatel@apple.com>
6885         * config/rs6000/atlivec.md (mulv4si3): New pattern.
6887 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
6889         PR tree-optimization/20922
6890         * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
6891         Fold X + c >= X and fold X - c <= X to true.
6893 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
6895         * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
6896         unsigned int.
6897         (emergency_labeled_state_free): Likewise.
6899 2005-04-18  Nick Clifton  <nickc@redhat.com>
6901         * config/h8300/h8300.md (jump): Remove prescan parameter from
6902         calls to final_scan_insn.
6904         * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
6905         parameter from calls to final_scan_insn.
6907         * config.gcc (m68hc12): Use the m68hc11.opt file for target
6908         specific options.
6909         (v850e, v850e1): Use the v850.opt file for target specific
6910         options.
6912 2005-04-18  Kazu Hirata  <kazu@cs.umass.edu>
6914         PR tree-optimization/21001
6915         * tree-optimize.c (init_tree_optimization_passes): Move the
6916         first pass_forwprop immediately before pass_vrp.
6918 2005-04-17  Ian Lance Taylor  <ian@airs.com>
6920         * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
6921         * c-common.c (c_sizeof_or_alignof_type): Change second parameter
6922         from enum tree_code op to bool is_sizeof.
6923         * c-common.h (c_sizeof_or_alignof_type): Update declaration.
6924         (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
6925         * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
6926         case.
6927         (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
6928         cases.
6929         (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
6930         ALIGNOF_EXPR cases.
6932 2005-04-17  Ian Lance Taylor  <ian@airs.com>
6934         * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
6936 2005-04-17  Richard Henderson  <rth@redhat.com>
6938         * config/alpha/alpha.c (va_list_skip_additions): Only define if
6939         TARGET_ABI_OSF.
6940         (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
6941         (alpha_stdarg_optimize_hook): Likewise.  Allow for one more round
6942         of indirection through ssa names while looking for the gpr counter
6943         field.
6944         (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
6945         saved va_list_gpr_size and va_list_fpr_size.
6947 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
6949         * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
6950         both pointers or both integers.
6952         * tree-vrp.c (maybe_add_assert_expr): Don't assert
6953         ASSERT_EXPRs for single-use variable.
6955         * tree-into-ssa.c: Fix a comment typo.
6957 2005-04-17  Richard Sandiford  <rsandifo@redhat.com>
6959         * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
6960         -mipsN before forcing a default of -mips2.
6962 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
6964         * predict.h (IS_TAKEN): Remove.
6965         * rtl.h (NOTE_PREDICTION): Likewise.
6967         * modulo-sched.c (CFG_HOOKS): Remove.
6969         * c-parser.c (N_C_TTYPES): Remove.
6971         * tree-flow-inline.h (get_stmt_operands): Remove.
6972         * lambda-code.c, tree-ssa-loop-unswitch.c,
6973         tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
6974         tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
6975         tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
6976         calls to get_stmt_operands.
6977         * doc/tree-ssa.texi: Don't mention get_stmt_operands.
6979 2005-04-17  Richard Henderson  <rth@redhat.com>
6981         PR target/20375
6982         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
6983         of CUMULATIVE_ARGS past the last named argument.
6984         (alpha_va_start): Expect pretend_args_size only if strictly less than
6985         6 named arguments.
6987 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
6989         PR middle-end/21024
6990         * builtins.c (expand_builtin_strcat): Convert the result of
6991         strlen to the right type.
6992         * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
6993         avoid creating type mismatches.
6994         <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
6995         type mismatches.
6997         * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
6999 2005-04-16  Richard Henderson  <rth@redhat.com>
7001         PR target/21051
7002         * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
7003         Use the mode of boolean_type_node when the user doesn't provide one.
7004         * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
7006 2005-04-16  Alexandre Oliva  <aoliva@redhat.com>
7008         PR target/20126
7009         * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
7010         (const)).
7012         * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
7013         comment.
7015 2005-04-16  Roger Sayle  <roger@eyesopen.com>
7016             Steven Bosscher  <stevenb@suse.de>
7018         * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
7019         (fold_unary_to_constant): Likewise.
7021 2005-04-16  Kazu Hirata  <kazu@cs.umass.edu>
7023         * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
7024         PROP_ASM_SCAN.
7026 2005-04-16  Gerald Pfeifer  <gerald@pfeifer.com>
7028         * doc/install.texi (Specific): Avoid using asterisks in @anchor
7029         names related to target triplets.
7030         Remove i?86-*-esix from platform directory.
7031         Remove powerpc-*-eabiaix from platform directory.
7033 2005-04-16  Joseph S. Myers  <joseph@codesourcery.com>
7035         PR middle-end/20491
7036         * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
7037         falling through from SUBREG case to REG.
7039 2005-04-15  Roger Sayle  <roger@eyesopen.com>
7041         * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
7042         (fold_binary): Update comment mentioning fold_relational_hi_lo.
7043         (fold_binary_to_constant): Simplify using fold_binary.
7044         (fold_unary_to_constant): Likewise, simplify using fold_unary.
7046 2005-04-15  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
7048         * gthr-posix.c (pthread_cancel): Define.
7049         (pthread_mutexattr_init): Likewise.
7050         (pthread_mutexattr_settype): Likewise.
7051         (pthread_mutexattr_destroy): Likewise.
7053 2005-04-15  David S. Miller  <davem@davemloft.net>
7055         PR target/20673
7056         * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
7058 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
7060         PR tree-optimization/21031
7061         * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
7062         (forward_propagate_into_cond_1): Call it.  Forward propagate
7063         integer-integer casts into COND_EXPRs.
7065 2005-04-15  Dave Korn  <dave.korn@artimi.com>
7067         * gcc.c (default_compilers): Clarify obscure error message when
7068         reading from standard input.
7070 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
7072         * basic-block.h (PROP_EQUAL_NOTES): Remove.
7073         * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
7075         * tree-ssa-alias.c (init_alias_info): Remove a call to
7076         get_stmt_operands.
7078 2005-04-15  Andrew MacLeod  <amacleod@redhat.com>
7080         * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
7081         of non-virtual PHI nodes like we use to.
7083 2005-05-15  Paolo Bonzini  <bonzini@gnu.org>
7085         * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
7086         (attr_copy_rtx): Do not use it.
7088 2005-04-15  Andrew Macleod  <amacleod@redhat.com>
7090         * doc/tree-ssa.texi: Grammer/abbreviation updates.
7092 2005-04-15  Diego Novillo  <dnovillo@redhat.com>
7094         * tree-vect-transform.c (vectorizable_store): Mark necessary
7095         objects in the vectorized store needing renaming.  Update the
7096         SSA graph for V_MAY_DEF operands in the original store.
7098 2005-04-14  Daniel Berlin <dberlin@dberlin.org>
7100         * tree-ssa-pre.c (compute_avail): It's okay to have
7101         TREE_INVARIANT's here, and value number the resulting expressions.
7102         (create_expression_by_pieces): Make sure operands that were
7103         min_invariant when we started, stay that way.
7105 2005-04-15  David Edelsohn  <edelsohn@gnu.org>
7107         * doc/install.texi (*-ibm-aix*): Add comment about system limits.
7109 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
7111         PR tree-optimization/20936.
7112         * tree-ssa-ccp.c (visit_assignment): Fix a typo.
7114 2005-04-15  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
7116         * doc/invoke.texi: Fix typos.
7117         * doc/md.texi: Likewise.
7118         * doc/rtl.texi: Likewise.
7119         * doc/sourcebuild.texi: Likewise.
7120         * doc/tm.texi: Likewise.
7122 2005-04-15  Uros Bizjak  <uros@kss-loka.si>
7124         PR tree-optimization/21004
7125         * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
7126         and floorl in c99 mode only.
7127         * builtins.c (expand_builtin_int_roundingfn): Assert that
7128         fallback_fndecl is not NULL_TREE.
7130 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
7132         * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
7133         * basic-block.h: Update the prototype for
7134         purge_all_dead_edges.
7135         * cfgexpand.c (tree_expand_cfg): Update a call to
7136         purge_all_dead_edges.
7137         * combine.c (combine_instructions): Likewise.
7138         * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
7139         rest_of_handle_cse2, rest_of_handle_gcse,
7140         rest_of_handle_postreload): likewise.
7142 2005-04-15  Alexandre Oliva  <aoliva@redhat.com>
7144         PR middle-end/20739
7145         * gimplify.c (gimplify_addr_expr): Compensate for removal of
7146         e.g. cv-qualification conversions.
7148 2005-04-14  Mike Stump  <mrs@apple.com>
7150         * config/darwin-c.c (framework_construct_pathname): We must
7151         find all headers of a framework in the first instance of it
7152         found in the seach path.
7154 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
7156         PR tree-optimization/21021
7157         * tree-vrp.c (compare_values): Work around a bug in the front
7158         end that produces a comparison of mismatched types.
7160 2004-04-14  Richard Henderson  <rth@redhat.com>
7162         * config/ia64/ia64.h (enum fetchop_code): Remove.
7163         (enum ia64_builtins): Move ...
7164         * config/ia64/ia64.c (enum ia64_builtins): ... here.  Remove all
7165         members except BSP and FLUSHRS.
7166         (ia64_init_builtins): Remove __sync builtins.
7167         (ia64_expand_builtin): Likewise.
7168         (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
7169         (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
7170         (ia64_expand_lock_release): Remove.
7171         * config/ia64/ia64.md (mf): Move to sync.md.
7172         (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
7173         cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
7174         * config/ia64/sync.md: New file.
7175         (memory_barrier): Rename from mf.
7176         (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
7177         (cmpxchg_acq_<I48MODE>): Likewise.
7178         (sync_lock_test_and_set<I48MODE>): Likewise.
7180         * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
7181         to c++.  Remove __sync* declarations.  s/_si/_4/.  s/_di/_8/.
7183 2004-04-14  Richard Henderson  <rth@redhat.com>
7185         * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
7186         (ix86_compare_emitted): New.
7187         (ix86_expand_compare): Use ix86_compare_emitted if set.
7188         (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
7189         and ix86_compare_op0 are set.
7190         * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
7191         (TARGET_CMPXCHG, TARGET_XADD): New.
7192         (ix86_compare_emitted): Declare.
7193         * config/i386/i386.md: Include sync.md
7194         (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
7195         (UNSPECV_XCHG, UNSPECV_LOCK): New.
7196         * config/i386/sync.md: New file.
7198 2004-04-14  Richard Henderson  <rth@redhat.com>
7200         PR middle-end/14311
7201         * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
7202         BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
7203         BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
7204         BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
7205         BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
7206         BT_FN_I8_VPTR_I8_I8): New.
7207         * builtins.def (DEF_SYNC_BUILTIN): New.
7208         (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
7209         BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
7210         BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
7211         BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
7212         BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
7213         BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
7214         BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
7215         BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
7216         BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
7217         BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
7218         BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
7219         BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
7220         BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
7221         BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
7222         BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
7223         BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
7224         BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
7225         BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
7226         BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
7227         BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
7228         BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
7229         BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
7230         BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
7231         BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
7232         BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
7233         BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
7234         BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
7235         BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
7236         BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
7237         BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
7238         BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
7239         BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
7240         BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
7241         BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
7242         BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
7243         BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
7244         BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
7245         BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
7246         BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
7247         BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
7248         BUILT_IN_SYNCHRONIZE: New.
7249         * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
7250         as a function.  Accept __sync_ as a prefix as well.
7251         (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
7252         expand_builtin_lock_test_and_set, expand_builtin_synchronize,
7253         expand_builtin_lock_release): New.
7254         (expand_builtin): Call them.
7255         * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
7256         neither BOTH_P nor FALLBACK_P are defined.
7257         (builtin_type_for_size): New.
7258         (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
7259         (resolve_overloaded_builtin): New.
7260         * c-common.h (resolve_overloaded_builtin): Declare.
7261         (builtin_type_for_size): Declare.
7262         * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
7263         * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
7264         sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
7265         sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
7266         sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
7267         sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
7268         sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
7269         sync_compare_and_swap_cc, sync_lock_test_and_set,
7270         sync_lock_release): New.
7271         * optabs.h: Declare them.
7272         * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
7273         expand_sync_operation, expand_sync_fetch_operation,
7274         expand_sync_lock_test_and_set): Declare.
7275         * genopinit.c (optabs): Add sync optabs.
7276         * optabs.c (init_optabs): Initialize sync optabs.
7277         (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
7278         expand_bool_compare_and_swap, expand_compare_and_swap_loop,
7279         expand_sync_operation, expand_sync_fetch_operation,
7280         expand_sync_lock_test_and_set): New.
7281         * doc/extend.texi (Atomic Builtins): New section
7282         * doc/md.texi (Standard Names): Add sync patterns.
7284 2005-04-14  Alexandre Oliva  <aoliva@redhat.com>
7286         * tree-eh.c (lower_try_finally_copy): Generate new code in
7287         response to goto_queue entries as if the queue was sorted by
7288         index, not pointers.
7289         (lower_try_finally_switch): Likewise.
7291 2005-04-14  Richard Henderson  <rth@redhat.com>
7293         * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
7294         (ix86_expand_sse_movcc): ... here.  Take cmp as a pre-computed
7295         register.
7296         (ix86_expand_fp_movcc): Update to match.
7297         (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
7298         * config/i386/i386-protos.h: Update.
7299         * config/i386/sse.md (vcondv4sf, vcondv2df): New.
7300         (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
7302 2005-04-14  Joseph S. Myers  <joseph@codesourcery.com>
7304         * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
7305         refer to 4.0.
7307 2005-04-14  Julian Brown  <julian@codesourcery.com>
7309         * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
7310         link failures on ppc64 Linux.
7312 2005-04-14  Andreas Krebbel  <krebbel1@de.ibm.com>
7314         * config.gcc: Set cpu_type for s390.
7316 2005-04-14  Daniel Berlin  <dberlin@dberlin.org>
7318         Fix PR tree-optimization/20963
7319         * tree-ssa-pre.c (compute_avail): Remove special case for
7320         TREE_INVARIANT.
7321         (create_expression_by_pieces): Add value numbers for forced out
7322         statements.
7324 2005-04-14  Hans-Peter Nilsson  <hp@axis.com>
7326         * config/cris/cris.md: Replace references to (reg:SI 16) with
7327         (reg:SI CRIS_SRP_REGNUM).
7329 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
7331         PR tree-optimization/20657
7332         * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
7333         create an appropriate range from it.
7335 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
7337         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
7338         <UNSPEC_FIST_CEIL> case.
7340         * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
7341         (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
7342         (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
7343         to implement lfloor and llfloor built-ins as x87 intrinsic function.
7344         (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
7345         (lfloor<mode>2): New expanders.
7346         (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
7347         (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
7348         to implement lceil and llceil built-ins as x87 intrinsic function.
7349         (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
7350         (lceil<mode>2): New expanders.
7352 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
7354         * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
7355         and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
7357 2005-04-14  Ulrich Weigand  <uweigand@de.ibm.com>
7359         PR target/20927
7360         * config/s390/s390-modes.def: Define TFmode.
7362 2005-04-13  Richard Sandiford  <rsandifo@redhat.com>
7364         * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
7365         (JUMP_TABLES_IN_TEXT_SECTION): Define.
7366         * config/mips/mips.c (mips16_insn_length): Remove reference to
7367         JUMP_TABLES_IN_TEXT_SECTION.
7369 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
7371         * simplify-rtx.c (simplify_binary_operation_1): Return
7372         scalar or vector of constant 0, depending on the xor's
7373         mode.
7375 2005-04-13  Dale Johannesen  <dalej@apple.com>
7377         * objc/Make-lang.in (objc-lang.o):  Depend on tree-gimple.h.
7378         (objc-act.o):  Ditto.
7379         * objc/objc-act.c (objc_gimplify_expr):  New.
7380         (objc_get_callee_fndecl):  New.
7381         * objc/objc-act.h:  Include tree-gimple.h.  Declare new functions.
7382         * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR):  Define.
7383         (LANG_HOOKS_GET_CALLEE_FNDECL):  Define.
7385 2005-04-13  Devang Patel  <dpatel@apple.com>
7387         * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
7388         temp variables.
7390 2005-04-13  Hans-Peter Nilsson  <hp@axis.com>
7392         CRIS prologue as RTL.
7393         * config/cris/cris-protos.h (cris_emit_movem_store)
7394         (cris_expand_prologue): Prototype.
7395         * config/cris/cris.c (struct machine_function): New member
7396         stdarg_regs.
7397         (cfa_label_num, cris_target_asm_function_prologue): Remove.
7398         (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
7399         (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
7400         (cris_load_multiple_op, cris_return_address_on_stack)
7401         (cris_return_address_on_stack_for_return): ISO-Cify.
7402         (cris_store_multiple_op): New predicate function.
7403         (cris_expand_prologue, cris_emit_movem_store): New functions.
7404         (cris_print_operand) <case 'O'>: Handle modifications other than
7405         post-increment.
7406         (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
7407         (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
7408         (cris_gen_movem_load): Rearrange slightly to make local variable
7409         src a parameter, removing osrc.
7410         (cris_setup_incoming_varargs): Set machine_function member
7411         stdarg_regs to correspond to the number of registers that need to
7412         be saved.
7413         * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
7414         CRIS_UNSPEC_GOT.
7415         (PREDICATE_CODES): Add cris_store_multiple_op.  Make
7416         cris_general_operand_or_gotless_symbol accept UNSPEC.
7417         * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
7418         ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
7419         ("*cris_store_multiple"): New pattern.  Tweak common comment above
7420         this and "*cris_load_multiple".
7421         ("prologue"): New define_expand.
7423         * config/cris/cris.md ("epilogue"): Conditionalize on
7424         TARGET_PROLOGUE_EPILOGUE.
7426 2005-04-13  Steve Ellcey  <sje@cup.hp.com>
7428         PR target/20924
7429         * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
7430         fpsr 0 instead of fpsr 1.
7431         (divsf3_internal_thr): Ditto.
7432         (divdf3_internal_lat): Ditto.
7433         (divdf3_internal_thr): Ditto.
7434         (divxf3_internal_lat): Ditto.
7435         (divxf3_internal_thr): Ditto.
7437 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
7439         PR tree-optimization/20913
7440         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
7442         PR tree-optimization/20702
7443         * tree-vrp.c (maybe_add_assert_expr): Recurse into
7444         dominator children that haven't been walked into.
7446 2005-04-13  Julian Brown  <julian@codesourcery.com>
7448         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
7449         being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
7450         is true.
7452 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
7454         * basic-block.h, tree-ssa-uncprop.c, varasm.c,
7455         config/i386/sse.md: Fix comment typos.
7457         * genattrtab.c (NULL_ATTR): Remove.
7458         * ifcvt.c (NULL_EDGE): Likewise.
7460         * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
7462         * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
7463         NOTE_PREDICT): Remove.
7465 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
7467         * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
7468         * configure: Regenerate.
7469         * config.in: Likewise.
7470         * system.h: Declare vsnprintf if not already declared.
7472 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
7474         * optc-gen.awk: Handle stand-alone Mask records.
7475         * opth-gen.awk: Likewise.
7476         * doc/options.texi (Option file format): Document them.
7477         * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
7478         sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
7479         (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
7480         * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
7481         MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
7482         MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
7483         MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
7484         MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
7485         MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
7486         (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
7487         TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
7488         TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
7489         TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
7490         TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
7491         TARGET_LONG_DOUBLE_128): Likewise.
7492         (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
7493         (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
7494         * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
7495         * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
7496         * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
7497         * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
7498         * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
7499         * config/sparc/sparc.c (fpu_option_set): New global.
7500         (sparc_handle_option): New function.
7501         (sparc_override_options): Test fpu_option_set.
7502         (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
7503         (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
7504         * config/sparc/sparc.opt: New file.
7505         * config/sparc/little-endian.opt: Likewise.
7506         * config/sparc/long-double-switch.opt: Likewise.
7508 2005-04-13  Bernd Schmidt  <bernd.schmidt@analog.com>
7510         * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
7511         (bfin_handle_options): Set it if -mshared-library-id= is seen.
7512         * config/bfin/bfin.opt (mshared-library-id=): Lose
7513         Var(bfin_lib_id_given).
7515 2005-04-13  Matt Thomas  <matt@3am-software.com>
7517         * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
7518         defining.
7520 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
7522         * rtl.h (CLEAR_RTX_FLAGS): Remove.
7524         * cgraphunit.c (INSNS_PER_CALL): Remove.
7526         * tree-ssa-forwprop.c (vars,
7527         record_single_argument_cond_exprs,
7528         substitute_single_use_vars): Remove.
7529         (forward_propagate_into_cond_1, forward_propagate_into_cond):
7530         New.
7531         (tree_ssa_forward_propagate_single_use_vars): Call
7532         forward_propagate_into_cond for each COND_EXPR.
7534         * tree-inline.c (INSNS_PER_STMT): Remove.
7536 2005-04-12  Richard Henderson  <rth@redhat.com>
7538         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
7539         (ix86_expand_sse_fp_minmax): ... from ...
7540         (ix86_expand_fp_movcc): ... here.
7541         (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
7542         * config/i386/i386-protos.h: Update.
7543         * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
7544         (sse_setccsf, sse_setccdf): Allow before reload.
7545         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
7546         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
7547         (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
7548         * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
7549         (anddf3, nanddf3, iordf3, xordf3): New.
7551 2005-04-12  Jeff Law  <law@redhat.com>
7553         * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
7554         (tree-ssa-uncprop.o): Add dependencies.
7555         * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
7556         * tree-flow.h (remove_useless_stmts): Remove prototype.
7557         * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
7558         remove_useless_stmts.
7559         * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
7560         * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
7561         * tree-pass.h (pass_uncprop): Declare.
7562         * tree-ssa-uncprop.c: New file.
7564 2005-04-12  James E. Wilson  <wilson@specifixinc.com>
7566         PR target/20670
7567         * unwind-ia64.c (uw_intall_context): Add missing load of r27.
7569 2005-04-12  Caroline Tice  <ctice@apple.com>
7571         Temporary fix for partitioning problems.
7572         * passes.c (rest_of_handle_final): Remove code that
7573         frees unlikely_text_section_name,
7574         * varasm.c (assemble_start_function): Test for partitioning
7575         flag before writing out section labels.
7576         (assemble_end_function): Test for partitioning flag before
7577         writing out section labels.
7579 2005-04-12  Steven Bosscher  <stevenb@suse.de>
7580             Stuart Hastings <stuart@apple.com>
7581             Jan Hubicka  <jh@suse.cz>
7583         * Makefile.in: Add function.h to BASIC_BLOCK_H.  Remove all
7584         references to gt-tree-cfg.h.
7585         * basic-block.h (struct basic_block_def): Don't skip rbi
7586         for garbage collection.
7587         (struct reorder_block_def): Make GTY-able.
7588         (struct control_flow_graph): New structure.
7589         (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
7590         BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
7591         but instead defines to the control_flow_graph for cfun.
7592         (label_to_block_map): New define, points to the label map of
7593         the control_flow_graph for cfun.
7594         (n_edges_for_function, n_basic_blocks_for_function,
7595         last_basic_block_for_function, basic_block_info_for_function,
7596         EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
7597         basic_block_info_for_function, label_to_block_map_for_function):
7598         Counterparts for the above, taking a struct function as an extra
7599         argument.
7600         (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
7601         * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
7602         basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
7603         (alloc_rbi_pool, free_rbi_pool): Remove.
7604         (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
7605         * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
7606         here...
7607         (cfg_layout_finalize) ... and don't free it here.
7608         * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
7609         garbage collected.
7610         * flow.c (free_basic_block_vars): Set label_to_block_map and
7611         n_edges to zero too.
7612         * function.h (struct function): Add cfg field.
7613         * function.c (allocate_struct_function): Allocate the cfg.
7614         * tree-cfg.c (label_to_block_map): Remove.
7615         (build_tree_cfg): Don't allocate the rbi pool here...
7616         (delete_tree_cfg_annotations): ...and don't free it here.
7617         Also don't nullify label_to_block_map for cfun.
7619 2005-04-12  Caroline Tice  <ctice@apple.com>
7621         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7622         Revert my patch from April 9.
7623         (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
7624         (reorder_basic_blocks): Revert my patch from April 9.
7625         (insert_section_boundary_note): Revert my patch from April 9.
7626         * dbxout.c (dbxout_function_end): Revert my patch from April 9.
7627         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
7628         (COLD_END_LABEL):  Revert my patch from April 9.
7629         (cold_text_section_label):  Revert my patch from April 9.
7630         (cold_end_label): Revert my patch from April 9.
7631         (dwarf2out_switch_text_section): Revert my patch from April 9.
7632         (output_aranges): Revert my patch from April 9.
7633         (output_ranges):  Revert my patch from April 9.
7634         (output_line_info): Revert my patch from April 9.
7635         (add_location_or_const_value_attribute):  Revert my patch from April 9.
7636         (dwarf2out_var_location): Revert my patch from April 9.
7637         (dwarf2out_init):  Revert my patch from April 9.
7638         (dwarf2out_finish): Revert my patch from April 9.
7639         * function.h (struct function): Revert my patch from April 9.
7640         * opts.c (decode_options): Revert my patch from April 9.
7641         * output.h (unlikely_section_label, hot_section_label,
7642         hot_section_end_label, cold_section_end_label,
7643         unlikely_text_section_name): Revert my patch from April 9.
7644         * passes.c (rest_of_handle_final): Revert my patch from April 9.
7645         * varasm.c (unlikely_section_label, hot_section_label,
7646         hot_section_end_label, cold_section_end_label,
7647         unlikely_text_section_name): Revert my patch from April 9.
7648         (initialize_cold_section_name): Revert my patch from April 9.
7649         (unlikely_text_section): Revert my patch from April 9.
7650         (in_unlikely_text_section): Revert my patch from April 9.
7651         (named_section): Revert my patch from April 9.
7652         (function_section): Revert my patch from April 9.
7653         (current_function_section): Revert my patch from April 9.
7654         (assemble_start_function): Revert my patch from April 9.
7655         (assemble_end_function): Revert my patch from April 9.
7656         (default_section_type_flags_1): Revert my patch from April 9.
7658 2005-04-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
7660         * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
7661         * config/sparc/sparc.md (untyped_call): Save the registers manually.
7663         * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
7665 2005-04-12  Ulrich Weigand  <uweigand@de.ibm.com>
7667         PR middle-end/20917
7668         * config/s390/s390.md ("*set_tp"): Use SET in pattern.
7669         ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
7671 2004-04-12  Richard Henderson  <rth@redhat.com>
7673         * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
7674         UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
7675         UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
7676         (UNSPEC_*, UNSPECV_*): Renumber.
7678 2005-04-12  Frank Ch. Eigler  <fche@redhat.com>
7680         PR mudflap/19266
7681         From Richard Henderson <rth@redhat.com>:
7682         * tree-mudflap.c (mf_build_check_statement_for): Correct block
7683         splitting logic.
7685 2005-04-12  Dorit Naishlos  <dorit@il.ibm.com>
7687         * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
7689 2005-04-12  Bernd Schmidt  <bernd.schmidt@analog.com>
7691         * config/bfin/bfin.c (bfin_library_id_string): Remove.
7692         (bfin_library_id): New variable.
7693         (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
7694         instead of bfin_library_id_string.
7695         (bfin_handle_option): New function.
7696         (override_options): Remove most code to deal with shared library IDs,
7697         just check they aren't used without -mid-shared-library.
7698         (TARGET_HANDLE_OPTION): Define.
7699         * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
7700         * config/bfin/bfin.opt (mshared-library-id=): New.
7702 2005-04-12  Kazu Hirata  <kazu@cs.umass.edu>
7704         * tree-vect-transform.c: Fix comment typos.
7706 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
7708         * postreload-gcse.c (eliminate_partially_redundant_load): Don't
7709         split critical edges when not possible/profitable.
7711 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
7713         * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
7714         (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
7715         (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
7716         (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
7717         (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
7718         (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
7719         (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
7720         * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
7721         MASK_NO_BITFIELD.
7722         * config/ns32k/ns32k.c (ns32k_handle_option): New function.
7723         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7724         * config/ns32k/ns32k.opt: New file.
7726 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
7728         * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
7729         * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
7730         (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
7731         (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
7732         (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
7733         (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
7734         (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
7735         (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
7736         (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
7737         (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
7738         (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
7739         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
7740         (MASK_COLDFIRE): Formatting fixes.
7741         (TARGET_COLDFIRE): Turn into a boolean value for consistency.
7742         * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
7743         * config/m68k/m68k.c (m68k_library_id_string): Initialize to
7744         "_current_shared_library_a5_offset_".
7745         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7746         (MASK_ALL_CPU_BITS): New macro.
7747         (m68k_handle_option): New function.
7748         (override_options): Remove handling of m68k_library_id_string.
7749         * config/m68k/m68k.opt: New file.
7750         * config/m68k/ieee.opt: New file.
7752 2005-04-11  Mark Mitchell  <mark@codesourcery.com>
7754         * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7755         (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
7756         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7757         (TARGET_CXX): Adjust accordingly.
7758         * target.h (struct gcc_target): Remove epxort_class_data.  Add
7759         determine_class_data_visibility and class_data_always_comdat.
7760         * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7761         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
7762         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7763         * config/arm/arm.c (arm_cxx_export_class_data): Remove.
7764         (arm_cxx_determine_class_data_visibility): New.
7765         (arm_cxx_class_data_always_comdat): Likewise.
7766         (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
7767         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
7768         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
7769         * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
7770         * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
7771         Define.
7773 2005-04-11  Devang Patel  <dpatel@apple.com>
7775         * tree-data-ref.c (build_classic_dist_vector,
7776         compute_subscript_distance): Make externally visible.
7777         * tree-data-ref.h (build_classic_dist_vector,
7778         compute_subscript_distance): Same.
7779         * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
7780         Check distance vector against vectorization factor.
7781         (vect_analyze_loop): Determine vectorizaion factor before
7782         analyzing data dependences.
7783         * tree-vectorizer.c (loops_num): Make it externally visible and
7784         rename ...
7785         * tree-vectorizer.c (vect_loops_num): ... new name.
7786         * tree-vectorizer.h  (vect_loops_num): New.
7788 2005-04-11  Devang Patel  <dpatel@apple.com>
7790         * tree-vect-analyze.c (vect_analyze_operations): Check
7791         vectorizable codition.
7792         * tree-vect-transform.c (vect_is_simple_cond): New function.
7793         (vectorizable_condition): New function.
7794         (vect_transform_stmt): Handle condition_vec_info_type.
7795         * tree-vectorizer.h (enum stmt_vec_info_type): Add
7796         condition_vec_info_type.
7797         (vectorizable_condition): New.
7799 2005-04-11  Geoffrey Keating  <geoffk@apple.com>
7801         * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
7802         * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
7803         * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
7805         * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
7806         (SUBTARGET_EXTRA_SPECS): Always 'i386'.
7808         * dwarf2out.c (output_line_info): Don't try to dereference
7809         a NULL current_function_decl.
7811         * config/t-slibgcc-darwin: Don't put shared libraries in
7812         directories other than $(slibdir).
7813         * config/rs6000/darwin.h: Find -m64 libgcc under the name the
7814         OS uses for it.
7816 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
7818         PR tree-optimization/20933
7819         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
7820         logic to reject aliases between read-only and writable
7821         variables ...
7822         (may_alias_p): ... here.
7823         (get_tmt_for): Do not associate read-only tags to pointers
7824         whose pointed-to type is not read-only.
7825         * tree-ssa.c (verify_ssa): Check that memory stores have at
7826         least one V_MAY_DEF or V_MUST_DEF.
7828 2005-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7830         PR/17092
7831         * configure.ac (gcc_UNLOCKED_FUNCS): New.
7832         (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
7833         * system.h (putchar, getc, getchar, clearerr, feof, fileno,
7834         fflush, fgetc, fgets, ferror, fread): Redefine to the associated
7835         _unlocked function.
7836         (fwrite_unlocked): Fix prototype.
7838         * configure, config.in: Regenerate.
7840 2005-04-11  David Edelsohn  <edelsohn@gnu.org>
7842         * tree-ssa-loop-im.c: Include real.h.
7843         (determine_invariantness_stmt): If real division divisor is
7844         invariant and flag_unsafe_math_optimizations enabled, generate
7845         invariant reciprocal for hoisting.
7846         * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
7848 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
7850         Fix PR tree-optimization/20926
7852         * tree-ssa-alias.c (add_type_alias): Handle subvars.
7854 2005-04-11  Devang Patel  <dpatel@apple.com>
7856         * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
7857         operand ordering.
7859 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
7861         * fold-const.c (fold_binary_op_with_conditional_arg):
7862         use fold_buildN instead of "fold (buildN" in some
7863         non obvious places.
7864         (fold_unary): Likewise.
7865         (fold_binary): Likewise.
7867 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
7869         Fix PR tree-optimization/20612
7870         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
7871         handling
7872         (perfect_nestify): preheaderbb is *not* part of loop of the
7873         old destination.
7875 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
7877         * tree-ssa-alias.c (may_alias_p): If the variable
7878         is a global variable and the pointer is parameter
7879         and -fargument-noalias-global is used, then
7880         the pointer cannot alias the variable.
7882 2005-04-11  James A. Morrison  <phython@gcc.gnu.org>
7884         * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
7885         * config/sparc/sparc.h: Likewise.
7886         * config/sparc/sparc.md: Likewise.
7888 2005-04-11  Kazu Hirata  <kazu@cs.umass.edu>
7890         * tree-vrp.c (maybe_add_assert_expr): Move a comment.
7892         * tree-vrp.c: Fix a comment typo.
7894 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
7896         PR tree-optimization/20920
7897         * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
7898         SSA_NAME flows through an abnormal edge.
7899         * tree-vrp.c (infer_value_range): Ignore SSA names that flow
7900         through abnormal edges.
7901         (maybe_add_assert_expr): Likewise.
7903 2005-04-11  Richard Sandiford  <rsandifo@redhat.com>
7905         * config/s390/s390.h (s390_tune_string, s390_arch_string)
7906         (s390_warn_framesize_string, s390_warn_dynamicstack_string)
7907         (s390_stack_size_string, s390_stack_guard_string, target_flags)
7908         (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
7909         (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
7910         (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
7911         (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
7912         (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
7913         (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
7914         (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
7915         * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
7916         (TARGET_HANDLE_OPTION): Likewise.
7917         (s390_tune): Initialize to PROCESSOR_max.
7918         (s390_arch_string): Make static.
7919         (s390_tune_string, s390_warn_framesize_string): Delete.
7920         (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
7921         (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
7922         (s390_handle_arch_option, s390_handle_option): New functions.
7923         (override_options): Remove parsing of option strings.
7924         * config/s390/s390.opt: New file.
7926 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
7928         * tree-complex.c (expand_vector_operations): Call
7929         update_stmt_if_modified.
7931 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
7933         * tree-vect-analyze (vect_determine_vectorization_factor):
7934         Do not use GET_MODE_NUNITS.
7935         * tree-vect-transform.c (vect_get_vec_def_for_operand,
7936         (vectorizable_load, vect_transform_loop): Likewise.
7938 2005-04-11  Uros Bizjak  <uros@kss-loka.si>
7940         * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
7941         (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
7942         * optabs.h (enum optab_index): Add new OTI_lceil.
7943         (lceil_optab): Define corresponding macro.
7944         * optabs.c (init_optabs): Initialize lceil_optab.
7945         * genopinit.c (optabs): Implement lceil_optab using lceilsi2
7946         and lceildi2 patterns.
7947         * builtins.c (expand_builtin_int_roundingfn): Handle
7948         BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
7949         (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
7950         BUILT_IN_LLCEIL{,F,L}.
7951         (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
7952         BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
7953         (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
7954         (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
7955         BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
7956         * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
7957         into lceil built-in function and (long long int)ceil{,f,l} into
7958         llceil built-in function.
7959         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
7960         BUILT_IN_LLCEIL.
7962 2005-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
7964         * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
7965         zero.
7967 2005-04-10  Kazu Hirata  <kazu@cs.umass.edu>
7969         * config/arm/arm.c: Fix a comment typo.
7970         * doc/tree-ssa.texi: Fix a typo.
7972 2005-04-10  Steven Bosscher  <stevenb@suse.de>
7974         * cselib.c (clear_table): Rename to cselib_clear_table.
7975         * cselib.h (cselib_clear_table): Add prototype.
7976         * gcse.c (gcse_main): Make 'f' argument unused.
7977         (alloc_gcse_mem): Do not walk the insn chain, walk the contents
7978         of each basic block instead.
7979         (compute_sets, compute_hash_table_work): Likewise.
7980         (constprop_register): Change int 'alter_jumps' argument to bool.
7981         (do_local_cprop): Likewise.
7982         (local_cprop_pass): Likewise.  Also walk basic blocks instead of
7983         the insn chain.  Explicitly clear the cselib tables after finishing
7984         one basic block.  Make sure there are no unterminated libcall blocks.
7985         Update compute_sets call.
7986         (cprop): Walk basic blocks instead of the insn chain.
7987         (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
7988         Likewise.
7989         (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
7990         one_cprop_pass calls.
7992 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
7994         * combine.c (combine_simplify_rtx): Remove a transformation that
7995         relies on an invalid assumption about rtl sign-extension semantics.
7997 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
7999         * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
8000         to build_int_cst_wide.
8002 2005-04-09  Alexandre Oliva  <aoliva@redhat.com>
8004         PR target/20126
8005         * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
8006         set the original address pseudo to the correct value before the
8007         original insn, if possible, and leave the insn alone, otherwise
8008         create a new pseudo, set it and replace it in the insn.
8009         * recog.c (validate_change_maybe_volatile): New.
8010         * recog.h (validate_change_maybe_volatile): Declare.
8012 2005-04-09  Caroline Tice  <ctice@apple.com>
8014         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
8015         Remove targetm.have_named_sections test.
8016         (fix_edges_for_rarely_executed_code): Likewise.
8017         (insert_section_boundary_note): Likewise.
8018         (reorder_basic_blocks): Check partitioning flag before calling
8019         verify_hot_cold_block_grouping.
8020         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
8021         the function struct rather than global variables.
8022         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
8023         (COLD_END_LABEL): Likewise
8024         (cold_text_section_label): New static global variable.
8025         (cold_end_label): Likewise.
8026         (dwarf2out_switch_text_section): Get hot/cold section labels from
8027         the function struct rather than global variables.
8028         (output_aranges): Use cold_text_section_label and cold_end_label;
8029         check partitioning flag before putting out delta.
8030         (output_ranges): Remove incorrect code attempting to use
8031         hot/cold labels.
8032         (output_line_info): Get cold section label from function struct.
8033         (add_location_or_const_value_attribute): Likewise.
8034         (get_subprogram_die): Get hot/cold section labels from function struct.
8035         (dwarf2out_var_location): Likewise.
8036         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
8037         write out cold_text_section_label if partition flag is set.
8038         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
8039         * function.h (struct function): Add new fields to point to hot/cold
8040         section labels: hot_section_label, cold_section_label,
8041         hot_section_end_label and cold_section_end_label; also add new field
8042         for cold text section name, unlikely_text_section_name.
8043         * opts.c (decode_options): Turn off partitioning flag if
8044         !targetm.have_named_sections.
8045         * output.h (hot_section_label): Remove.
8046         (hot_section_end_label): Remove.
8047         (cold_section_end_label): Remove.
8048         (unlikely_section_label): Remove.
8049         (unlikely_text_section_name): Remove.
8050         * passes.c (rest_of_handle_final):  Remove code that frees
8051         unlikely_text_section_name.
8052         * varasm.c (unlikely_section_label): Remove.
8053         (hot_section_label): Remove.
8054         (hot_section_end_label): Remove.
8055         (cold_section_end_label): Remove.
8056         (unlikely_text_section_name):  Remove.
8057         (initialize_cold_section_name): Modify to call
8058         targetm.strip_name_encoding; to store cold section name in current
8059         function struct, if it exists; and to only use the decl_section_name
8060         if flag_named_sections is true.
8061         (unlikely_text_section): Modify to get section name out of current
8062         function struct, if there is one; otherwise build it from
8063         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
8064         (in_unlikely_text_section): Likewise.
8065         (named_section): Modify to get/put cold section name in current function
8066         struct, if there is one.
8067         (function_section):  Change 'bool unlikely' to 'int reloc'; check
8068         targetm.have_named_sections before calling named_section.
8069         (current_function_section): Likewise.
8070         (assemble_start_function): Modify to get/put unlikely_text_section_name
8071         in current function struct; modify to get hot/cold section labels
8072         from function struct; initialize labels using
8073         ASM_GENERATE_INTERNAL_LABEL;
8074         test partitioning flag before writing out hot section label.
8075         (assemble_end_function): Test partitioning flag before writing out
8076         hot/cold section labels.
8077         (default_section_type_flags_1):  Modify to use array instead of
8078          char* for unlikely_text_section_name; set flags correctly for
8079          cold text section if there is not a current function decl.
8081 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
8083         * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
8084         and TI_VA_LIST_FPR_COUNTER_FIELD.
8085         (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
8086         * tree-pass.h (pass_stdarg): Add.
8087         * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
8088         * tree-stdarg.c: New file.
8089         * tree-stdarg.h: New file.
8090         * Makefile.in (OBJS-common): Add tree-stdarg.o.
8091         (tree-stdarg.o): Add dependencies.
8092         * function.h (struct function): Add va_list_gpr_size and
8093         va_list_fpr_size fields.
8094         * function.c (allocate_struct_function): Initialize them.
8095         * target.h (struct gcc_target): Add stdarg_optimize_hook.
8096         * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
8097         (TARGET_INITIALIZER): Add it.
8099         * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
8100         va_list_{g,f}pr_counter_field.
8101         (ix86_setup_incoming_varargs): Don't do anything if reg_save
8102         area will not be used.  Only save registers that tree-stdarg.c
8103         detected they need saving.
8104         (ix86_va_start): Don't set up fields that won't be used.
8106         * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
8107         va_list_{g,f}pr_counter_field.
8108         (setup_incoming_varargs): Don't do anything if reg_save
8109         area will not be used.  Only save registers that tree-stdarg.c
8110         detected they need saving.
8111         (rs6000_va_start): Don't set up fields that won't be used.
8113         * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
8114         (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
8115         (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
8116         (TARGET_STDARG_OPTIMIZE_HOOK): Define.
8118 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
8120         PR target/20795
8121         * config/i386/i386.c (construct_container): Pass empty aligned
8122         struct, union or class in memory.
8124 2005-04-09  Kazu Hirata  <kazu@cs.umass.edu>
8126         * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
8127         tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
8128         config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
8129         config/rs6000/predicates.md: Fix comment typos.
8131         * sched-int.h (haifa_insn_data): Remove blockage and units.
8132         (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
8133         ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
8134         MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
8136 2005-04-09  Jan Hubicka  <jh@suse.cz>
8137             Steven Bosscher  <stevenb@suse.de>
8139         * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
8140         * cfgloop.c (get_loop_exit_edges): Likewise.
8141         * cfgloopmanip.c (fix_irreducible_loops): Likewise.
8142         (unloop): Likewise.
8143         * loop-unroll.c (analyze_insns_in_loop): Likewise.
8144         * tree-cfg.c (dump_cfg_status): Likewise.
8146 2005-04-09  David Edelsohn  <edelsohn@gnu.org>
8148         * config/rs6000/predicates.md (altivec_register_operand): Remove
8149         redundant match_code test.
8150         (gpc_reg_operand): Same.
8151         (cc_reg_operand): Same.
8152         (cc_reg_not_cr0_operand): Same.
8154 2005-04-09  Jan Hubicka  <jh@suse.cz>
8156         Forgotten hunk from my last merge patch:
8157         * final.c (output_addr_const): Do not call mark_referenced.
8159 2005-04-09  Andrew MacLeod  <amacleod@redhat.com>
8161         * doc/tree-ssa.texi: Add immediate use documentation.
8163 2005-04-09  Richard Earnshaw <richard.earnshaw@arm.com>
8165         * arm.c (FL_WBUF): Define.
8166         (arm_tune_strongarm): Renamed from arm_is_strong.  All uses changed.
8167         (arm_is_6_or_7): Delete.
8168         (arm_tune_wbuf): New.
8169         (arm_override_options): Set arm_tune_wbuf.
8170         * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
8171         (arm_is_6_or_7): Delete declaration.
8172         (arm_tune_wbuf): New declartion.
8173         * arm.md (is_strongarm): Derive from arm_tune_strongarm.
8174         (model_wbuf): Derive from arm_tune_wbuf.
8175         * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
8176         (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
8177         (arm740t): Mark CPUs as having a write buffer.
8179 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
8181         * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
8182         of 'const_double_operand' in operand 2 constraints.  Update enable
8183         condition.
8185 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
8187         * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
8188         (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
8189         * optabs.h (enum optab_index): Add new OTI_lfloor.
8190         (lfloor_optab): Define corresponding macro.
8191         * optabs.c (init_optabs): Initialize lfloor_optab.
8192         * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
8193         and lfloordi2 patterns.
8194         * builtins.c (expand_builtin_int_roundingfn): New prototype.
8195         (expand_builtin_int_roundingfn): New function.
8196         (fold_builtin_int_roundingfn): New prototype.
8197         (fold_builtin_int_roundingfn): New function, renamed from
8198         fold_builtin_lround.
8199         Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
8200         BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
8201         (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
8202         BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
8203         (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
8204         (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
8205         BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
8206         * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
8207         into lfloor built-in function and (long long int)floor{,f,l} into
8208         llfloor built-in function.
8209         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
8210         BUILT_IN_LLFLOOR.
8212 2005-04-08  Ian Lance Taylor  <ian@airs.com>
8214         * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
8215         CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
8216         * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
8217         (DO_COND, DO_BODY): Likewise.
8218         (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
8219         (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
8220         (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
8221         BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
8222         (build_continue_stmt, build_break_stmt): Don't declare.
8223         (c_do_switch_warnings): Update declaration.
8224         * c-gimplify.c (enum bc_t): Remove.
8225         (struct c_gimplify_ctx, ctxp): Remove.
8226         (push_context, pop_context): Remove static functions.
8227         (c_genericize): Don't call push_context or pop_context.
8228         (begin_bc_block, finish_bc_block): Remove static functions.
8229         (build_bc_goto): Likewise.
8230         (gimplify_c_loop): Likewise.
8231         (gimplify_for_stmt, gimplify_while_stmt): Likewise.
8232         (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
8233         (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
8234         DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
8235         * c-common.c (c_do_switch_warnings): Rename from
8236         c_do_switch_warnings_1.
8237         (c_do_switch_warnings) [old version]: Remove.
8238         (c_do_switch_expr_warnings): Remove.
8239         * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
8240         function instead of c_do_switch_expr_warnings.
8241         * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
8242         CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
8243         * c-pretty-print.c (pp_c_statement): Likewise.
8244         * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
8246 2005-04-08  Devang Patel  <dpatel@apple.com>
8248         * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
8249         While selecting replacement condition pay attention to loop header.
8251 2005-04-08  Diego Novillo  <dnovillo@redhat.com>
8253         Merge from tree-cleanup-branch: VRP, store CCP, store
8254             copy-prop, incremental SSA updating of FUD chains and
8255             newly exposed symbols.
8257         * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
8258         (OBJS-common): Add tree-vrp.o.
8259         (tree-vrp.o): New rule.
8260         * basic-block.h (nearest_common_dominator_for_set): Declare.
8261         * common.opt (ftree-store-ccp): New flag.
8262         (ftree-copy-prop): New flag.
8263         (ftree-vrp): New flag.
8264         (ftree-store-copy-prop): New flag.
8265         * dominance.c (nearest_common_dominator_for_set): New.
8266         * domwalk.c (walk_dominator_tree): Only traverse
8267         statements in blocks marked in walk_data->interesting_blocks.
8268         * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
8269         * fold-const.c (fold): Handle ASSERT_EXPR.
8270         * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
8271         Set flag_tree_store_ccp, flag_tree_store_copy_prop and
8272         flag_tree_vrp at -O2.
8273         * timevar.def (TV_TREE_VRP): Define.
8274         (TV_TREE_COPY_PROP): Define.
8275         (TV_TREE_STORE_COPY_PROP): Define.
8276         (TV_TREE_SSA_INCREMENTAL): Define.
8277         (TV_TREE_STORE_CCP): Define.
8278         * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
8279         to kill_redundant_phi_nodes from comment.
8280         (verify_expr): Handle ASSERT_EXPR.
8281         * tree-dfa.c (mark_new_vars_to_rename): Remove second
8282         argument.  Update all users.
8283         (mark_call_clobbered_vars_to_rename): Remove.  Update all
8284         users.
8285         * tree-flow-inline.h (unmodifiable_var_p): New.
8286         * tree-flow.h (enum value_range_type): Declare.
8287         (struct value_range_def): Declare.
8288         (value_range): Declare.
8289         (remove_all_phi_nodes_for): Remove.  Update all users.
8290         (find_phi_node_for): Declare.
8291         (add_type_alias): Declare.
8292         (count_uses_and_derefs): Declare.
8293         (kill_redundant_phi_nodes): Remove.
8294         (rewrite_into_ssa): Remove.
8295         (rewrite_def_def_chains): Remove.
8296         (update_ssa, register_new_name_mapping, create_new_def_for,
8297         need_ssa_update_p, name_registered_for_update_p,
8298         release_ssa_name_after_update_ssa, dump_repl_tbl,
8299         debug_repl_tbl, dump_names_replaced_by,
8300         debug_names_replaced_by, mark_sym_for_renaming,
8301         mark_set_for_renaming, get_current_def, set_current_def,
8302         get_value_range, dump_value_range, debug_value_range,
8303         dump_all_value_ranges, debug_all_value_ranges,
8304         expr_computes_nonzero, loop_depth_of_name,
8305         unmodifiable_var_p): Declare.
8306         * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
8307         ASSERT_EXPR.
8308         * tree-into-ssa.c (block_defs_stack): Update comment.
8309         (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
8310         syms_to_rename, names_to_release, repl_tbl,
8311         need_to_initialize_update_ssa_p, need_to_update_vops_p,
8312         need_to_replace_names_p): New locals.
8313         (NAME_SETS_GROWTH_FACTOR): Define.
8314         (struct repl_map_d): Declare.
8315         (struct mark_def_sites_global_data): Add field
8316         interesting_blocks.
8317         (enum rewrite_mode): Declare.
8318         (REGISTER_DEFS_IN_THIS_STMT): Define.
8319         (compute_global_livein): Use last_basic_block instead of
8320         n_basic_blocks.
8321         (set_def_block): Remove last argument.  Update all callers.
8322         (prepare_use_operand_for_rename): Remove.  Update all callers.
8323         (prepare_def_operand_for_rename): Remove.  Update all callers.
8324         (symbol_marked_for_renaming): New.
8325         (is_old_name): New.
8326         (is_new_name): New.
8327         (repl_map_hash): New.
8328         (repl_map_eq): New.
8329         (repl_map_free): New.
8330         (names_replaced_by): New.
8331         (add_to_repl_tbl): New.
8332         (add_new_name_mapping): New.
8333         (mark_def_sites): Assume that all the operands in the
8334         statement are in normal form.
8335         (find_idf): Assert that the block in the stack is valid.
8336         (get_default_def_for): New.
8337         (insert_phi_nodes_for): Add new argument 'update_p'.
8338         Add documentation.
8339         If update_p is true, add a new mapping between the LHS of
8340         each new PHI and the name that it replaces.
8341         (insert_phi_nodes_1): Only call find_idf if needed.
8342         (get_reaching_def): Call get_default_def_for.
8343         (rewrite_operand): Remove.
8344         (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
8345         and REWRITE_THIS_STMT are false.
8346         Assume that all the operands in the statement are in
8347         normal form.
8348         (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
8349         (rewrite_virtual_phi_arguments): Remove.
8350         (invalidate_name_tags): Remove.
8351         (register_new_update_single, register_new_update_set,
8352         rewrite_update_init_block, replace_use,
8353         rewrite_update_fini_block, rewrite_update_stmt,
8354         rewrite_update_phi_arguments): New.
8355         rewrite_blocks): Remove argument 'fix_virtual_phis'.
8356         Add arguments 'entry', 'what' and 'blocks'.
8357         Initialize the dominator walker according to 'what' and
8358         'blocks'.
8359         Start the dominator walk at 'entry'.
8360         (mark_def_site_blocks): Add argument 'interesting_blocks'.
8361         Use it to configure the dominator walker.
8362         (rewrite_into_ssa): Remove argument 'all'.
8363         Make internal.
8364         (rewrite_all_into_ssa): Remove.
8365         (rewrite_def_def_chains): Remove.
8366         (mark_def_interesting, mark_use_interesting,
8367         prepare_phi_args_for_update, prepare_block_for_update,
8368         prepare_def_site_for, prepare_def_sites,
8369         dump_names_replaced_by, debug_names_replaced_by,
8370         dump_repl_tbl, debug_repl_tbl, init_update_ssa,
8371         delete_update_ssa, create_new_def_for,
8372         register_new_name_mapping, mark_sym_for_renaming,
8373         mark_set_for_renaming, need_ssa_update_p,
8374         name_registered_for_update_p, ssa_names_to_replace,
8375         release_ssa_name_after_update_ssa,
8376         insert_updated_phi_nodes_for, update_ssa): New.
8377         * tree-loop-linear.c (linear_transform_loops): Call
8378         update_ssa instead of rewrite_into_ssa.
8379         * tree-optimize.c (vars_to_rename): Remove.
8380         Update all users.
8381         (init_tree_optimization_passes): Replace
8382         pass_redundant_phi with pass_copy_prop.
8383         Add pass_vrp.
8384         Replace pass_ccp with pass_store_ccp.
8385         Add pass_store_copy_prop after pass_store_ccp.
8386         (execute_todo): If the TODO_ flags don't include updating
8387         the SSA form, assert that it does not need to be updated.
8388         Call update_ssa instead of rewrite_into_ssa and
8389         rewrite_def_def_chains.
8390         If TODO_verify_loops is set, call verify_loop_closed_ssa.
8391         (tree_rest_of_compilation):
8392         * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
8393         TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
8394         TODO_cleanup_cfg): Renumber.
8395         (TODO_verify_loops, TODO_update_ssa,
8396         TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
8397         TODO_update_ssa_only_virtuals): Define.
8398         (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
8399         Declare.
8400         * tree-phinodes.c (make_phi_node): Update documentation.
8401         (remove_all_phi_nodes_for): Remove.
8402         (find_phi_node_for): New.
8403         * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
8404         * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
8405         (interpret_rhs_modify_expr): Likewise.
8406         * tree-sra.c (decide_instantiations): Mark all symbols in
8407         SRA_CANDIDATES for renaming.
8408         (mark_all_v_defs_1): Rename from mark_all_v_defs.
8409         (mark_all_v_defs): New function.  Update all users to call it
8410         with the whole list of scalarized statements, not just the
8411         first one.
8412         * tree-ssa-alias.c (count_ptr_derefs): Make extern.
8413         (compute_flow_insensitive_aliasing): If the tag is
8414         unmodifiable and the variable isn't or vice-versa, don't
8415         make them alias of each other.
8416         (setup_pointers_and_addressables): If the type tag for
8417         VAR is about to change, mark the old one for renaming.
8418         (add_type_alias): New.
8419         * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
8420         (ccp_lattice_t): Rename from latticevalue.
8421         (value): Remove.  Update all users.
8422         (const_val): New local variable.
8423         (do_store_ccp): New local variable.
8424         (dump_lattice_value): Handle UNINITIALIZED.
8425         (debug_lattice_value): New.
8426         (get_default_value): Re-write.
8427         (set_lattice_value): Re-write.
8428         (def_to_varying): Remove.  Update all users.
8429         (likely_value): Return VARYING for statements that make
8430         stores when STORE_CCP is false.
8431         Return VARYING for any statement other than MODIFY_EXPR,
8432         COND_EXPR and SWITCH_EXPR.
8433         (ccp_initialize): Re-write.
8434         (replace_uses_in, replace_vuse_in, substitute_and_fold):
8435         Move to tree-ssa-propagate.c.
8436         (ccp_lattice_meet): Handle memory stores when
8437         DO_STORE_CCP is true.
8438         (ccp_visit_phi_node): Likewise.
8439         (ccp_fold): Likewise.
8440         (evaluate_stmt): Likewise.
8441         (visit_assignment): Likewise.
8442         (ccp_visit_stmt): Likewise.
8443         (execute_ssa_ccp): Add argument 'store_ccp'.  Copy it
8444         into DO_STORE_CCP.
8445         (do_ssa_ccp): New.
8446         (pass_ccp): Use it.
8447         (do_ssa_store_ccp): New.
8448         (gate_store_ccp): New.
8449         (pass_store_ccp): Declare.
8450         * tree-ssa-copy.c: Include tree-ssa-propagate.h.
8451         (may_propagate_copy): Reformat.
8452         Don't abort if ORIG is a virtual and DEST isn't.
8453         If NEW does not have alias information but DEST does,
8454         copy it.
8455         (copy_of, cached_last_copy_of, do_store_copy_prop, enum
8456         copy_prop_kind, which_copy_prop): Declare.
8457         (stmt_may_generate_copy, get_copy_of_val,
8458         get_last_copy_of, set_copy_of_val, dump_copy_of,
8459         copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
8460         copy_prop_visit_stmt, copy_prop_visit_phi_node,
8461         init_copy_prop, fini_copy_prop, execute_copy_prop,
8462         gate_copy_prop, do_copy_prop, gate_store_copy_prop,
8463         store_copy_prop): New.
8464         (pass_copy_prop, pass_store_copy_prop): Declare.
8465         * tree-ssa-dom.c (struct opt_stats_d): Add fields
8466         'num_const_prop' and 'num_copy_prop'.
8467         (cprop_operand): Update them.
8468         (dump_dominator_optimization_stats): Dump them.
8469         (tree_ssa_dominator_optimize): Call update_ssa instead of
8470         rewrite_into_ssa.
8471         (loop_depth_of_name): Declare extern.
8472         (simplify_cond_and_lookup_avail_expr): Guard against NULL
8473         values for LOW or HIGH.
8474         (cprop_into_successor_phis): Only propagate if NEW != ORIG.
8475         (record_equivalences_from_stmt): Call expr_computes_nonzero.
8476         (cprop_operand): Only propagate if VAL != OP.
8477         * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
8478         statement for renaming.
8479         * tree-ssa-loop-im.c (move_computations): Call update_ssa.
8480         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
8481         add_type_alias if necessary.
8482         Call mark_new_vars_to_rename.
8483         (tree_ssa_iv_optimize): If new symbols need to be renamed,
8484         mark every statement updated, call update_ssa and
8485         rewrite_into_loop_closed_ssa.
8486         * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
8487         from LIVEIN if VAR is a virtual.
8488         * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
8489         * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
8490         (get_call_expr_operands): Reformat statement.
8491         (add_stmt_operand): Don't create V_MAY_DEFs for read-only
8492         symbols.
8493         * tree-ssa-propagate.c (ssa_prop_init): Initialize
8494         SSA_NAME_VALUE for every name.
8495         (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8496         get_value_loaded_by): New.
8497         (replace_uses_in, replace_vuses_in, replace_phi_args_in,
8498         substitute_and_fold): Move from tree-ssa-ccp.c.
8499         * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
8500         first_vdef, stmt_makes_single_load, stmt_makes_single_store,
8501         get_value_loaded_by, replace_uses_in, substitute_and_fold):
8502         Declare.
8503         * tree-ssa.c (verify_use): Fix error message.
8504         (propagate_into_addr, replace_immediate_uses, get_eq_name,
8505         check_phi_redundancy, kill_redundant_phi_nodes,
8506         pass_redundant_phi): Remove.  Update all users.
8507         * tree-vect-transform.c (vect_create_data_ref_ptr): Call
8508         add_type_alias, if necessary.
8509         * tree-vectorizer.h (struct _stmt_vect_info): Update
8510         documentation for field 'memtag'.
8511         * tree-vrp.c: New file.
8512         * tree.def (ASSERT_EXPR): Define.
8513         * tree.h (ASSERT_EXPR_VAR): Define.
8514         (ASSERT_EXPR_COND): Define.
8515         (SSA_NAME_VALUE_RANGE): Define.
8516         (struct tree_ssa_name): Add field 'value_range'.
8517         (PHI_REWRITTEN): Remove.
8518         (struct tree_phi_node): Remove field 'rewritten'.
8519         * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
8520         -ftree-store-copy-prop): Document.
8521         * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
8522         Document usage of update_ssa.
8524 2005-04-08  David Edelsohn  <edelsohn@gnu.org>
8526         PR target/20814
8527         * config/rs6000/predicates.md (altivec_register_operand): Accept
8528         SUBREG.
8529         (and64_operand): Do not limit CONST_INT to mask64_operand.
8530         (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
8531         (and_operand): Do not limit CONST_INT to mask_operand.
8533 2005-04-09  Hans-Peter Nilsson  <hp@axis.com>
8535         PR rtl-optimization/20466
8536         * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
8537         for overlap of the address of each list member.
8538         (mark_set_1): Call invalidate_mems_from_set for MEMs too.
8540 2005-04-08  Mike Stump  <mrs@apple.com>
8542         * config/darwin.c (indirect_data): Fix typo in strncmp logic.
8544         * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
8545         instead of 4.
8547 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
8549         * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
8551         * function.c (push_function_context_to): Don't set
8552         contains_functions.
8553         * function.h (function): Remove contains_functions.
8554         (current_function_contains_functions): Remove.
8556         * function.h (function): Remove instrument_entry_exit.
8557         (current_function_instrument_entry_exit): Remove.
8559         * function.h (nonlocal_labels): Remove.
8561         * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
8563         * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
8564         (check_attr_value, write_attr_get, write_expr_attr_cache,
8565         find_attr, make_internal_attr): Don't reference negative_ok or
8566         unsigned_p.
8567         * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
8568         ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
8569         (ATTR_STATIC): Adjust the value.
8571         * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
8573 2005-04-08  Ulrich Weigand  <uweigand@de.ibm.com>
8575         * config/s390/tpf.h (ASM_SPEC): Define.
8577 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
8579         * tree-flow.h: Remove the prototype for
8580         redirect_immediate_uses.
8581         (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
8583 2005-04-08  Richard Earnshaw  <richard.earnshaw@arm.com>
8585         * arm.c (arm_const_double_by_parts): New function.
8586         * arm-protos.h (arm_const_double_by_parts): Add prototype.
8587         * arm.md (define_split for 64-bit constants): Add another one.
8589 2005-04-08  Andrew MacLeod  <amacleod@redhat.com>
8591         * tree-ssa-operands.c (correct_use_link): Remove linear scan.
8593 2005-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8595         * system.h: Revert last change.
8597 2005-04-08  Richard Sandiford  <rsandifo@redhat.com>
8599         * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
8600         (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
8601         (TARGET_SWITCHES): Delete.
8602         * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
8603         * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
8604         TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
8605         * config/xtensa/xtensa.opt: New file.
8607 2005-04-08  Ben Elliston  <bje@au.ibm.com>
8609         * config/fp-bit.c: Include L_mul_tf in #endif comment.
8610         * config/fp-bit.h: Tidy comments.
8612 2005-04-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8614         * system.h: Poison PARAMS.
8616 2005-04-07  Richard Sandiford  <rsandifo@redhat.com>
8618         * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
8619         (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
8620         (TARGET_SWITCHES): Delete.
8621         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
8622         * config/vax/vax.opt: New file.
8624 2005-04-07  Daniel Berlin  <dberlin@dberlin.org>
8626         * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
8628 2005-04-07  Ian Lance Taylor  <ian@airs.com>
8630         * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
8631         define.
8632         * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
8633         * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
8634         Likewise.
8636 2005-04-07  Kazu Hirata  <kazu@cs.umass.edu>
8638         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
8639         all immediate uses in PHI nodes.
8641 2005-04-07  Richard Earnshaw  <richard.earnshaw@arm.com>
8643         * arm.c (arm_const_double_inline_cost): Handle any constant by
8644         using gen_lowpart and gen_highpart_mode.
8645         (note_invalid_constants): All constants in an RTX with a constraint
8646         that permits memory are now pushed to the constant pool.
8647         (output_move_double): Delete code to handle reg to reg and
8648         constant to reg moves.
8649         (const_double_needs_minipool, output_mov_immediate): Delete.
8650         * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
8651         CONST_INT and CONST_VECTOR.
8652         * arm.md (ANY64): New mode macro.
8653         (arm_movdi): Split reg-reg and const-reg moves.  Simplify constraints.
8654         (movdf_soft_insn): Split reg-reg and const-reg moves.
8655         (split patterns for 64-bit constant and register moves): New.
8656         * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
8657         (cirrus_movdf_hard_insn): Likewise.
8658         * fpa.md (movdf_fpa): Likewise.
8659         * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
8660         (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
8661         constraints.
8662         (movv2si_internal_2): Likewise.
8663         * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
8664         (movdf_vfp): Likewise.
8665         * arm-protos.h (output_mov_immediate): Delete prototype.
8667 2005-04-07  Joseph S. Myers  <joseph@codesourcery.com>
8669         PR target/20093
8670         * simplify-rtx.c (simplify_unary_operation_1): Check
8671         SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
8673 2005-04-06  James E Wilson  <wilson@specifixinc.com>
8675         PR target/20717
8676         * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
8677         ADDR_EXPR.
8679 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
8681         * coverage.h (GCOV_TYPE_NODE): Delete.
8682         * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
8683         (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
8684         * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
8685         (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
8686         * value-prof.c (tree_divmod_fixed_value_transform): Delete.
8688 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
8690         PR other/20792
8691         * Makefile.in (gcc.pot): Remove options.c dependency.
8692         * optc-gen.awk: Don't quote help strings with N_().
8694 2005-04-06  James A. Morrison  <phython@gcc.gnu.org>
8696         * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
8697         the function returns a pointer type.
8699 2005-04-06  Daniel Berlin  <dberlin@dberlin.org>
8701         * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
8702         * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
8703         * doc/invoke.texi: Documnet salias-max-implicit-fields.
8704         * tree-ssa-alias.c (struct used_part): Add implicit_uses and
8705         explicit_uses members.
8706         (get_or_create_used_part_for): Initialize new fields.
8707         (fieldoff_compare): New function.
8708         (create_overlap_variables_for): Count number of fields, use
8709         heuristic to determine whether to create subvars for vars with
8710         only implicit uses.
8711         Sort the field list by offset and avoid creating duplicate SFT's.
8713 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
8715         * c.opt (-F): Remove trailing whitespace from help string.
8716         (-finput-charset): Use a tab to separate the switch name and help
8717         string.
8718         * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
8719         (-ftree-vectorizer-verbose): Likewise.
8721 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
8723         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
8724         a PHI argument where a use occurs instead of all PHI arguments.
8726 2005-04-06  Joseph S. Myers  <joseph@codesourcery.com>
8728         * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
8729         scope.
8731 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
8733         * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
8734         tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
8735         config/bfin/bfin.h: Fix comment typos.
8737 2005-04-06  Ranjit Mathew  <rmathew@hotmail.com>
8739         * doc/install.texi: Update the URL for Jacks.
8740         * doc/sourcebuild.texi: Likewise.
8742 2005-04-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
8744         PR target/17245
8745         * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
8746         Revert 2004-10-08 patch.  Reject TFmode LO_SUM in 32-bit mode.
8748 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
8750         * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
8752 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
8754         * config/v850/v850-protos.h (override_options): Delete.
8755         * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
8756         (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
8757         (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
8758         (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
8759         (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
8760         (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
8761         (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
8762         (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
8763         (OVERRIDE_OPTIONS): Delete.
8764         (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
8765         (small_memory_info): Remove the value field.
8766         (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
8767         TARGET_NO_APP_REGS.
8768         * config/v850/v850.c (small_memory): Remove the value field.
8769         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8770         (override_options): Delete.
8771         (v850_handle_memory_option, v850_handle_option): New functions.
8772         * config/v850/v850.opt: New file.
8774 2005-04-06  Geoffrey Keating  <geoffk@apple.com>
8776         * config.host: Add a section for generic hosts, and a subsection
8777         for Darwin.  Add a case for x86-darwin.  Update ppc-darwin case.
8778         * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
8779         * config/host-darwin.h: New.
8780         * config/x-darwin: New.
8781         * config/i386/host-i386-darwin.c: New.
8782         * config/i386/x-darwin: New.
8783         * config/rs6000/host-darwin.c: Include host-darwin.h.
8784         (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
8785         (darwin_rs6000_gt_pch_use_address): Likewise.
8786         * config/rs6000/x-darwin: Change name of .o built, update
8787         dependencies for changes to rs6000/host-darwin.c.
8789 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
8791         PR target/17824
8792         * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
8794 2005-04-06  Dorit Naishlos  <dorit@il.ibm.com>
8796         * tree-vect-analyze.c (vect_analyze_loop_form): Call
8797         split_loop_exit_edge instead of loop_split_edge_with.
8799 2005-04-06  Paolo Bonzini  <bonzini@gnu.org>
8801         * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
8802         UNSPEC_SET_VSCR): New constants, used throughout.
8803         (*andc3_v4sf): New.
8804         (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
8805         Replace with...
8806         (altivec_vspltis<VI_char>): ... this pattern, using
8807         a QImode const_int_operand for the immediate.
8808         (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
8809         define_expands.
8811 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
8813         PR target/17822
8814         * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
8816 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
8818         * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
8820 2005-04-06  Ben Elliston  <bje@au.ibm.com>
8822         * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
8823         DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
8824         macros as living in "this file" and not gcc.h.
8826 2005-04-06  Ben Elliston  <bje@au.ibm.com>
8828         * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
8829         -ftree-live_range_split.  Perhaps renamed at some point?
8831 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
8833         PR target/20625
8834         * tree-ssa-loop-ivopts.c (generic_type_for): New function.
8835         (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
8837 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
8839         * tree-flow.h (number_of_iterations_cond): Declaration removed.
8840         * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
8841         (number_of_iterations_special): New function.
8842         (number_of_iterations_exit): Use number_of_iterations_special.
8843         Use simplify_using_outer_evolutions only at -O3.
8844         (number_of_iterations_cond, tree_simplify_using_condition,
8845         simplify_using_initial_conditions, loop_niter_by_eval,
8846         compare_trees, can_count_iv_in_wider_type_bound,
8847         simplify_using_outer_evolutions): Use fold_build.
8849 2005-04-05  Thomas Fitzsimmons  <fitzsim@redhat.com>
8851         * doc/install.texi (Configuration): Document --with-java-home.
8853 2005-04-05  Richard Henderson  <rth@redhat.com>
8855         PR target/20342
8856         PR target/20447
8857         * config/i386/i386.c (print_operand): Handle vector zeros.
8858         (ix86_split_to_parts): Handle CONST_VECTOR.
8859         (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
8860         (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
8861         what modes to tie for MMX and SSE registers.
8862         * config/i386/i386.h (MMX_REG_MODE_P): Remove.
8863         * config/i386/i386.md: Extend move 0 -> xor peephole to apply
8864         to vector modes as well.
8865         * config/i386/predicates.md (const0_operand): Handle VOIDmode
8866         properly as an input mode.
8868 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
8870         * tree-ssa-operands.c (verify_abort): Use %p for pointers.
8872 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
8874         * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
8876 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
8878         * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
8879         and local functions, set sse_nregs to 8 and float_in_sse.
8880         (function_arg_advance, function_arg): If float_in_sse, pass
8881         SFmode and DFmode arguments in SSE registers.
8882         * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
8884         * config/i386/i386.c (ix86_value_regno): Only optimize local functions
8885         of -funit-at-a-time.
8887 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
8889         * config/i386/i386-protos.h (ix86_function_value): Accept two
8890         arguments, like the target macro.
8891         * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
8892         * config/i386/i386.c (ix86_function_value): Accept the second
8893         argument of the target macro.
8894         (ix86_function_ok_for_sibcall): Pass a function pointer to
8895         ix86_function_value.
8896         (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
8897         call to ix86_value_regno).
8898         (ix86_value_regno): Add support for returning floating point values
8899         in SSE registers.
8901 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
8903         PR tree-optimization/20076
8904         * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
8905         that call __builtin_return or __builtin_apply_args.
8907 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
8909         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
8910         Use immediate use iterator.
8911         (stmt_is_bumper_for_loop): Use immediate use iterator.
8912         * predict.c (strip_builtin_expect): Use update_stmt.
8913         * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
8914         on all elements of a STATEMENT_LIST.
8915         (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
8916         (bsi_remove): Remove imm_use links and mark the stmt as modified.
8917         (bsi_replace): Mark stmt as modified and the update it.
8918         * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
8919         (expand_complex_libcal): Call update_stmt.
8920         (expand_complex_comparison): Call mark_stmt_modified.
8921         (expand_complex_operations_1): Call update_stmt_if_modified.
8922         (expand_vector_operations_1): Call mark_stmt_modified.
8923         * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
8924         compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
8925         add_immediate_use, redirect_immediate_use,
8926         redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
8927         dump_immediate_uses_for, debug_immediate_uses_for): Delete.
8928         (mark_new_vars_to_rename): Call update_stmt.
8929         * tree-dump.c (dump_option_value_in): Add "stmtaddr".
8930         * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
8931         Ignore PHI nodes.
8932         (unmodify_stmt): Delete.
8933         (update_stmt): New.  Force an update of a stmt.
8934         (update_stmt_if_modified): update a stmt if it is out of date.
8935         (get_stmt_operands): Verify stmt is NOT modified.
8936         (stmt_modified_p): Update comment.
8937         (delink_imm_use): Remove a use node from its immuse list.
8938         (link_imm_use_to_list): Link a use node to a specific list.
8939         (link_imm_use): Link a node to the correct list.
8940         (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
8941         it in the correct list, if appropriate.
8942         (link_imm_use_stmt): Link a use node, and set the stmt pointer.
8943         (relink_imm_use): Link a use node in place of another node in a list.
8944         (relink_imm_use_stmt): LInk a node in place of another node, and set
8945         the stmt pointer.
8946         (end_safe_imm_use_traverse): New.  Terminate a safe immuse iterator.
8947         (end_safe_imm_use_p): New.  Check for the end of a safe immuse iterator.
8948         (first_safe_imm_use): New.  Initialize a safe immuse iterator.
8949         (next_safe_imm_use): New.  Proceed to next safe immuse iterator value.
8950         (end_readonly_imm_use_p): New.  Check for end of a fast immuse iterator.
8951         (first_readonly_imm_use): New.  Initialize a fast immuse iterator.
8952         (next_readonly_imm_use): New.  Get the next fast immuse iterator value.
8953         (has_zero_uses): New.  Return true if there are no uses of a var.
8954         (has_single_use): New.  Return true if there is only a single use of a
8955         variable.
8956         (single_imm_use): New.  Return the simgle immediate use.
8957         (num_imm_uses): New.  Return the number of immediate uses.
8958         (get_v_must_def_ops): Use is now a pointer.
8959         (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
8960         get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
8961         the use node.
8962         (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
8963         (delink_stmt_imm_use): Delink all immuses from a stmt.
8964         (phi_arg_index_from_use): New.  Return a phi arg index for a use.
8965         * tree-flow.h (struct dataflow_d): Delete.
8966         (immediate_use_iterator_d): New.  Immediate use iterator struct.
8967         (FOR_EACH_IMM_USE_FAST): New.  Macro for read only immuse iteration.
8968         (FOR_EACH_IMM_USE_SAFE): New.  Macro for write-safe immuse iteration.
8969         (BREAK_FROM_SAFE_IMM_USE): New.  Macro for earlyu exit from write-safe
8970         iteration.
8971         (struct stmt_ann_d): Remove dataflow_t from struct.
8972         * tree-if-conv.c (tree_if_conversion).  Don't call free_df.
8973         (if_convertible_phi_p): Use FAST immuse iterator.
8974         (if_convertible_loop_p): Don't call compute_immediate_uses.
8975         (replace_phi_with_cond_modify_expr): Call update_stmt.
8976         * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
8977         update_stmt_if_modified.
8978         (rewrite_all_into_ssa): Initialize ssa operands.
8979         * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
8980         compute_immediate_uses.
8981         * tree-optimize.c (execute_todo): Call verify_ssa whenever the
8982         ssa_property is available.
8983         (execute_one_pass):  Change parameters passed to execute_todo.
8984         * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
8985         (remove_ssa_form): Call fini_ssa_operands.
8986         (insert_backedge_copies): Delete call to modify_stmt.
8987         * tree-phinodes.c (make_phi_node): Initialize use nodes.
8988         (release_phi_node): Delink any use nodes before releasing.
8989         (resize_phi_node): Relink any use nodes.
8990         (remove_phi_arg_num): Delink the use node.
8991         (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
8992         (remove_all_phi_nodes_for): Release phi node first.
8993         * tree-pretty-print.c (dump_generic_node): Print stmt address.
8994         * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
8995         (scalarize_use, scalarize_copy): Call update_stmt.
8996         * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
8997         (compute_points_to_and_addr_escape): Call mark_stmt_modified.
8998         * tree-ssa-cpp.c (need_imm_uses_for): Delete.
8999         (ccp_initialize): Remove call to compute_immediate_uses.
9000         (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
9001         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
9002         stmts.
9003         (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
9004         (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
9005         (eliminate_redundant_computations): Call mark_stmt_modified.
9006         (cprop_operand): Call mark_stmt_modified.
9007         (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
9008         * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
9009         (dse_optimize_stmt): Use new immuse interface.
9010         (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
9011         * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
9012         (substitute_single_use_vars): Use new immuse interface.
9013         (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
9014         and compute_immediate_uses.
9015         * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
9016         interface.
9017         (rewrite_mem_refs): Call update_stmt.
9018         (determine_lsm): Remove call to compute_imm_uses and free_df.
9019         * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
9020         (try_unroll_loop_completely): Call update_stmt.
9021         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
9022         (rewrite_use_compare): Call update_stmt.
9023         (compute_phi_arg_on_exit): Insert each stmt before trying to process.
9024         (rewrite_use) : Call update_stmt.
9025         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
9026         * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
9027         update_stmt.
9028         * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
9029         (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
9030         (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
9031         use nodes.
9032         (initialize_vuse_operand): New.  Initialize a vuse operand.
9033         (initialize_v_may_def_operand): New.  Initialize a maydef operand.
9034         (initialize_v_must_def_operand): New.  Initialize a mustdef operand.
9035         (finalize_ssa_defs): Use stmt parameter.
9036         (correct_use_link): Ensure a use node is in the correct list, and has
9037         the correct stmt pointer.
9038         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
9039         finalize_ssa_v_must_defs): Also initialize use nodes.
9040         (finalize_ssa_stmt_operands): Pass extra stmt operands.
9041         (build_ssa_operands): Seperate parsing from final operand construction.
9042         (parse_ssa_operands): New.  Parse entry point for operand building.
9043         (swap_tree_operands): New.  Swap 2 tree operands.
9044         (update_stmt_operands): Ranamed from get_stmt_operands.  Always builds
9045         operands.
9046         (get_expr_operands): Call swap_tree_operands when needed.
9047         (copy_virtual_operands): Use initialize routines for virtual use ops.
9048         (create_ssa_artficial_load_stmt): Add extra stmt parameter.
9049         (verify_abort): New.  Issue imm_use error.
9050         (verify_imm_links): New Verify imm_use links for a var.
9051         (dump_immediate_uses_for): New.  Dump imm_uses for a var to file.
9052         (dump_immediate_uses): New.  Dump imm_uses for all vars to file.
9053         (debug_immediate_uses): New.  Dump imm_uses for all vars to stderr.
9054         (debug_immediate_uses_for): New.  Dump imm_uses for a var to stderr.
9055         * tree-ssa-operands.h (struct use_operand_ptr): Delete.
9056         (NULL_USE_OPERAND_P) Define.
9057         (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
9058         use node.
9059         (struct vuse_operand_type): New struct.
9060         (SET_USE): Call set_ssa_use_from_ptr.
9061         (USE_STMT): Define.
9062         (PHI_ARG_INDEX_FROM_USE): Define.
9063         * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
9064         argument via SET_USE, not PHI_ARG_DEF_TREE.
9065         * tree-ssa-pre.c (eliminate): Call update_stmt.
9066         * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators.  Don't
9067         call free_df.
9068         * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
9069         (nearest_common_dominator_of_uses): Use imm_use iterator.
9070         (statement_sink_location): Use imm_use iterator and interface.
9071         (execute_sink_code): Don't call compute_immediate_uses or free-df.
9072         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
9073         PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
9074         * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
9075         (verify_ssa): Ensure no stmt is marked modify after optimization pass
9076         if new parameter is true.
9077         (init_tree_ssa): Don't initialize operand cache here.
9078         (delete_tree_ssa): Don't destroy operand cache here.
9079         (propagate_into_addr): Pass in a use pointer, return true if anything
9080         was changed.
9081         (replace_immediate_uses): Use imm_use iterator, call update_stmt.
9082         (check_phi_redundancy): Use imm_use iterator.
9083         (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
9084         free_df.
9085         * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
9086         (release_ssa_name): Delink node and all elements in its imm_use list.
9087         * tree-tailcall.c (adjust_return_value): Call update_stmt.
9088         * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
9089         * tree-vectorizer.c (need_imm_uses_for): Delete.
9090         (vectorize_loops): Dont call compute_immediate_uses or free_df.
9091         * tree.h (struct ssa_imm_use_d): Define.
9092         (SSA_NAME_IMM_USE_NODE): Define.
9093         (struct tree_ssa_name): Add imm_use node.
9094         (PHI_DF): Delete.
9095         (PHI_ARG_IMM_USE_NODE): Define.
9096         (struct phi_arg_d): Add imm_use node.
9097         (struct tree_phi_node): Remove struct dataflow_d element.
9098         (TDF_STMTADDR): Define.
9100 2005-04-05  Dale Johannesen  <dalej@apple.com>
9102         * doc/invoke.texi (Optimization Options):  Remove
9103         duplicate -fcse-follow-jumps.  Add -fweb.
9104         (-ftree-lim):  Fix spelling (-ftree-loop-im, invariants).
9105         (-fivcanon):  Fix spelling (-ftree-loop-ivcanon).
9107 2005-04-05  Per Bothner  <per@bothner.com>
9109         * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
9110         to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
9111         (warn_uninit): Get EXPR_LOCUS from context now instead.
9112         This fixes a USE_MAPPED_LOCATION testsuite failure.
9114         * tree-ssa.c (warn_uninitialized_var): Remove useless local.
9116 2005-04-05  Per Bothner  <per@bothner.com>
9118         * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
9119         of the artification 'return 0' in main() to BUILTINS_LOCATION.
9120         * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
9121         before warning.
9123 2004-04-05  Devang Patel  <dpatel@apple.com>
9125         * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
9126         (lhsr<mode>3): ... new name.
9127         (altivec_vsra<VI_char>): Rename to ..
9128         (ashr<mode>3): ... new name.
9129         * config/rs6000/rs6000.c (builtin_description): Rename shift
9130         operations.
9132 2004-04-05  Paolo Bonzini  <bonzini@gnu.org>
9134         * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
9135         gen_lowpart_for_combine.
9136         * cse.c (gen_lowpart_if_possible): Move...
9137         * rtlhooks.c (gen_lowpart_if_possible): ... here.  Also try
9138         gen_lowpart_SUBREG.
9139         (gen_lowpart_no_emit_general): Use it.
9141 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
9143         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
9144         overriding.
9146 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
9148         * system.h: Fix typo.
9150 2005-04-05  Bernd Schmidt  <bernd.schmidt@analog.com>
9152         * config/bfin/bfin-modes.def: New file.
9153         * config/bfin/bfin-protos.h: New file.
9154         * config/bfin/bfin.c: New file.
9155         * config/bfin/bfin.h: New file.
9156         * config/bfin/bfin.md: New file.
9157         * config/bfin/bfin.opt: New file.
9158         * config/bfin/crti.s: New file.
9159         * config/bfin/crtn.s: New file.
9160         * config/bfin/elf.h: New file.
9161         * config/bfin/lib1funcs.asm: New file.
9162         * config/bfin/predicates.md: New file.
9163         * config/bfin/t-bfin: New file.
9164         * config/bfin/t-bfin-elf: New file.
9165         * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
9166         Document new attributes.
9167         (interrupt, interrupt_handler, saveall): Update documentation for
9168         these attributes.
9169         * doc/install.texi (Specific): Add entry for the Blackfin.
9170         * doc/invoke.texi (Blackfin Options): New section.
9171         * doc/md.texi (Blackfin family): New section to document constraints.
9172         * config.gcc: Add bfin*-* and bfin*-elf configurations.
9174 2005-04-05  Olivier Hainque  <hainque@adacore.com>
9176         * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
9177         match what the system unwinder expects.
9178         * config/mips/mips.c (mips_frame_set): If we're saving the return
9179         address register and the dwarf return address column number differs
9180         from the hard register number, adjust the note reg to refer to the
9181         former.
9183 2004-04-05  Richard Sandiford  <rsandifo@redhat.com>
9185         * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
9186         * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
9187         (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9188         (processor_type): New enum.
9189         (mn10300_processor): New variable.
9190         (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
9191         (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
9192         * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
9193         (PROCESSOR_DEFAULT): New macro.
9194         * config/mn10300/mn10300.c (mn10300_processor): New variable.
9195         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9196         (mn10300_handle_option, mn10300_override_options): New functions.
9197         * config/mn10300/mn10300.opt: New file.
9199 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
9200             Sebastian Pop <sebastian.pop@cri.ensmp.fr>
9202         PR tree-optimization/19903
9203         * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
9204         that don't fit in their type after conversion.
9206 2005-04-05  Uros Bizjak <uros@kss-loka.si>
9208         PR target/20421
9209         * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
9210         (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
9211         Allocate local stack slots here.  Set ix86_optimize_mode_switching.
9212         flag here. Implement using define_insn_and_split.
9213         (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
9214         (frndintxf2_mask_pm_i387): New insn patterns.
9215         (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
9216         Do not set ix86_optimize_mode_switching flag.
9217         (ceilsf2, ceildf2, ceilxf2): Same.
9218         (btruncsf2, btruncdf2, btruncxf2): Same.
9219         (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
9221 2005-04-05  Ian Lance Taylor  <ian@airs.com>
9223         PR debug/9963
9224         * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
9225         i386_pe_record_external_function.
9226         (i386_pe_record_external_function): Update declaration.
9227         * config/i386/winnt.c (struct extern_list): Add decl field.
9228         (i386_pe_record_external_function): Add decl parameter.
9229         (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
9230         identifier.
9231         * config/i386/i386-protos.h (i386_pe_record_external_function):
9232         Update declaration.
9234 2005-04-05  Kazu Hirata  <kazu@cs.umass.edu>
9236         * config/m68k/m68k-protos.h: Add a prototype for
9237         valid_dbcc_comparison_p_2.
9238         * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
9239         extend_operator, const_uint32_operand, const_sint32_operand,
9240         general_src_operand, nonimmediate_src_operand,
9241         memory_src_operand, post_inc_operand, pre_dec_operand,
9242         pcrel_address): Move to predicates to predicates.md.
9243         * config/m68k/m68k.h (PREDICATE_CODES): Remove.
9244         * config/m68k/m68k.md: Include predicates.md.
9245         * config/m68k/predicates.md: New.
9247 2005-04-04  Roger Sayle  <roger@eyesopen.com>
9249         * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
9251         * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
9253 2005-04-04  Ian Lance Taylor  <ian@airs.com>
9255         * c-typeck.c (struct c_switch): Rename switch_stmt field to
9256         switch_expr.
9257         (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
9258         (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
9259         (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
9260         Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
9261         * c-common.c (c_do_switch_warnings_1): New static function broken
9262         out of c_do_switch_warnings.
9263         (c_do_switch_warnings): Call c_do_switch_warnings_1.
9264         (c_do_switch_expr_warnings): New function.
9265         * c-common.h (c_do_switch_expr_warnings): Declare.
9267 2005-04-04  David Edelsohn  <edelsohn@gnu.org>
9268             Daniel Jacobowitz  <dan@codesourcery.com>
9270         * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
9271         trapping divide.
9272         * rtlanal.c (may_trap_p): Same.
9274 2005-04-04  Dale Johannesen  <dalej@apple.com>
9276         * ChangeLog:  remove reference to ChangeLog.12.
9278 2005-04-05  Hans-Peter Nilsson  <hp@axis.com>
9280         CRIS epilogue as RTL.
9281         * config/cris/cris.md: Change all 0 in unspec 0 to
9282         CRIS_UNSPEC_PLT.
9283         (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
9284         ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
9285         patterns.
9286         ("return"): Change to define_expand.  Call cris_expand_return for
9287         actual expansion.
9288         ("*return_expanded"): New pattern.
9289         ("epilogue"): New define_expand.
9290         * config/cris/cris.h (PREDICATE_CODES): Add
9291         cris_load_multiple_op.
9292         * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
9293         type.
9294         (enum cris_retinsn_type): New.
9295         (struct machine_function): New member return_type.
9296         (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
9297         (cris_target_asm_function_epilogue): Remove, moving RTLified
9298         contents to...
9299         (cris_expand_epilogue): New function.
9300         (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
9301         (cris_gen_movem_load, cris_load_multiple_op)
9302         (cris_return_address_on_stack_for_return, cris_expand_return): New
9303         functions.
9304         (cris_target_asm_function_prologue)
9305         (cris_initial_frame_pointer_offset): Call
9306         cris_reg_saved_in_regsave_area instead of complicated expression.
9307         Call cris_return_address_on_stack instead of an expression.
9308         (cris_print_operand) <case 'o', case 'O'>: New cases.
9309         (cris_return_address_on_stack): Change return-type to bool.
9310         (cris_simple_epilogue): Ditto.  Return false if registers are
9311         saved.
9312         * config/cris/cris-protos.h (cris_simple_epilogue)
9313         (cris_return_address_on_stack): Adjust prototype return type.
9314         (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
9315         (cris_return_address_on_stack_for_return): New prototypes.
9317 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
9319         * config/frv/frv.h (PREDICATE_CODES): Add CONST to
9320         gpr_or_int12_operand.
9322         * config/frv/frv-protos.h: Add a prototype to
9323         frv_legitimate_memory_operand and frv_const_unspec_p.
9324         (frv_unspec): Move from frv.c.
9325         * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
9326         (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
9327         (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
9328         gpr_or_fpr_operand, gpr_or_int12_operand,
9329         gpr_fpr_or_int12_operand, fpr_or_int6_operand,
9330         gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
9331         int6_operand, int5_operand, uint5_operand, uint4_operand,
9332         uint1_operand, int_2word_operand, uint16_operand,
9333         upper_int16_operand, integer_register_operand,
9334         gpr_no_subreg_operand, fpr_operand, even_reg_operand,
9335         odd_reg_operand, even_gpr_operand, odd_gpr_operand,
9336         quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
9337         dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
9338         move_destination_operand, movcc_fp_destination_operand,
9339         frv_function_symbol_referenced_p, move_source_operand,
9340         condexec_dest_operand, condexec_source_operand,
9341         reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
9342         const_unspec_operand, gpr_or_memory_operand,
9343         gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
9344         icc_operand, fcc_operand, cc_operand, icr_operand,
9345         fcr_operand, cr_operand, call_operand, sibcall_operand,
9346         symbolic_operand, relational_operator,
9347         integer_relational_operator, float_relational_operator,
9348         ccr_eqne_operator, minmax_operator,
9349         condexec_si_binary_operator, condexec_si_media_operator,
9350         condexec_si_divide_operator, condexec_si_unary_operator,
9351         condexec_sf_conv_operator, condexec_sf_add_operator,
9352         condexec_memory_operand, intop_compare_operator, acc_operand,
9353         even_acc_operand, quad_acc_operand, accg_operand: Move to
9354         predicates.md.
9355         * config/frv/frv.h (PREDICATE_CODES): Remove.
9356         * config/frv/frv.md: Include predicates.md.
9357         * config/frv/predicates.md: New.
9359 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
9361         PR target/19537
9362         * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
9363         * tree-ssa-loop-ivopts.c: Include langhooks.h.
9364         (add_standard_iv_candidates_for_size): New function, extracting code
9365         from add_standard_iv_candidates and parameterizing it by type size.
9366         (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
9368 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
9370         * system.h (GCOV_SIZE_TYPE): Unposion.
9371         * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
9372         (GCOV_TYPE_SIZE): ...this new macro.
9373         * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
9374         * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
9375         (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
9376         (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
9377         (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
9378         instead of unsigned_intSI_type_node.
9379         * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
9380         (rtl_gen_one_value_profiler_no_edge_manipulation)
9381         (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
9382         * value-prof.c: Include coverage.h.
9384 2005-04-02  Daniel Berlin  <dberlin@dberlin.org>
9385             Diego Novillo <dnovillo@redhat.com>
9387         Fix PR tree-optimization/20703
9388         Fix PR tree-optimization/20725
9390         * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
9391         (create_expression_by_pieces): Ditto.
9392         (valid_in_set): Ditto. Also handle tcc_declaration.
9393         (find_or_generate_expression): Handle comparison class.
9394         (insert_into_preds_of_block): Ditto.
9395         (insert_aux): Ditto.
9396         (create_value_expr_from): Handle comparison class, recursively
9397         handle reference nodes.
9398         (compute_avail): Handle comparison classes, rewrite a little cleaner.
9399         (execute_pre): Fix spacing.
9400         (do_fre): Renamed to execute_fre.
9402 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
9404         * doc/invoke.texi (SPARC options): Document that
9405         -mlittle-endian is not supported on Linux either.
9407 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
9409         PR target/4198
9410         PR target/12027
9411         * config.gcc (Obsolete configurations): Remove
9412         sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
9413         (sparclite-*-coff*): Delete.
9414         (sparclite-*-elf*): Likewise.
9415         (sparc86x-*-elf*): Likewise.
9416         (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
9417         * config/sparc/lite.h: Delete.
9418         * config/sparc/litecoff.h: Likewise.
9419         * config/sparc/liteelf.h: Likewise.
9420         * config/sparc/sp86x-elf.h: Likewise.
9421         * config/sparc/t-sparclite: Likewise.
9422         * config/sparc/t-sp86x: Likewise.
9424 2005-04-04  Adrian Straetling  <straetling@de.ibm.com>
9426         * config/s390/s390-protos.h: (s390_comparison,
9427         s390_alc_comparison, s390_slb_comparison, const0_operand,
9428         consttable_operand, larl_operand, s_operand,
9429         shift_count_operand, bras_sym_operand, load_multiple_operation,
9430         store_multiple_operation, s390_plus_operand): Remove prototypes.
9431         (s390_legitimate_address_without_index_p): New prototype.
9432         * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
9433         to s390.h.
9434         (s390_comparison, s390_alc_comparison, s390_slb_comparison,
9435         const0_operand, consttable_operand, larl_operand, s_operand,
9436         shift_count_operand, bras_sym_operand, load_multiple_operation,
9437         store_multiple_operation, s390_plus_operand): Move to
9438         predicates.md.
9439         (check_mode): Remove.
9440         (s390_branch_condition_mask): Remove 'static'. Move prototype to
9441         s390-protos.h.
9442         (s390_legitimate_address_without_index_p): New.
9443         * config/s390/s390.h (PREDICATE_CODES): Remove.
9444         * config/s390/s390.md: Include predicates.md.
9445         * config/s390/predicates.md: New.
9447 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
9449         PR target/20446
9450         * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
9451         * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
9452         (NEED_INDICATE_EXEC_STACK): Define to 1.
9453         * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
9454         (NEED_INDICATE_EXEC_STACK): Define to 1.
9455         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
9456         (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
9457         (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
9458         (pic_helper_emitted_p): New global.
9459         (emit_pic_helper): New function extracted from...
9460         (load_pic_register): ...here.  Add 'delay_pic_helper' parameter.
9461         Do not call emit_pic_helper if delay_pic_helper is true.
9462         (sparc_expand_prologue): Pass 'false' to load_pic_register.
9463         (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
9464         (sparc_file_end): New function.
9466 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
9468         * config/mcore/mcore-protos.h: Remove the prototypes for
9469         mcore_arith_reg_operand, mcore_general_movsrc_operand,
9470         mcore_general_movdst_operand, mcore_reload_operand,
9471         mcore_arith_J_operand, mcore_arith_K_operand,
9472         mcore_arith_K_operand_not_0, mcore_arith_M_operand,
9473         mcore_arith_K_S_operand, mcore_arith_imm_operand,
9474         mcore_arith_any_imm_operand, mcore_arith_O_operand,
9475         mcore_literal_K_operand, mcore_addsub_operand,
9476         mcore_compare_operand, mcore_load_multiple_operation,
9477         mcore_store_multiple_operation, mcore_call_address_operand.
9478         Add a prototype for const_ok_for_mcore.
9479         * config/mcore/mcore.c (mcore_call_address_operand,
9480         mcore_general_movsrc_operand, mcore_general_movdst_operand,
9481         mcore_arith_reg_operand, mcore_reload_operand,
9482         mcore_arith_J_operand, mcore_arith_K_operand,
9483         mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
9484         mcore_arith_M_operand, mcore_arith_imm_operand,
9485         mcore_arith_any_imm_operand, mcore_arith_O_operand,
9486         mcore_literal_K_operand, mcore_addsub_operand,
9487         mcore_compare_operand, mcore_load_multiple_operation,
9488         mcore_store_multiple_operation): Move to predicates.md.
9489         (const_ok_for_mcore): Export.
9490         * config/mcore/mcore.h (PREDICATE_CODES): Remove.
9491         * config/mcore/mcore.md: Include predicates.md.
9492         * config/mcore/predicates.md: New.
9494         * config/mcore/predicates.md: Fix a comment typo.
9496 2005-04-04  Andreas Krebbel  <krebbel1@de.ibm.com>
9497             Adrian Straetling  <straetling@de.ibm.com>
9499         * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
9500         * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
9501         * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
9502         attribute.
9503         ("imul"): Removed from "type" attribute.
9504         ("*muldi3_sign", "muldi3"): Changed type to imuldi.
9505         ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
9506         Changed type to imulsi.
9507         ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
9509 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
9511         * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
9512         (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
9513         (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
9514         (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
9515         (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
9516         (TARGET_SWITCHES, mcore_stack_increment_string)
9517         (TARGET_OPTIONS): Delete.
9518         (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
9519         than *_BIT constants.
9520         (TARGET_8ALIGN): #undef old definition before redefining to 1.
9521         * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
9522         (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
9523         (mcore_override_options): Delete mcore_stack_increment code.
9524         Change use of M340_BIT to MASK_M340.
9525         * config/mcore/mcore.opt: New file.
9527 2005-04-04  Ian Lance Taylor  <ian@airs.com>
9529         * config/arm/arm.c (replace_symbols_in_block): Remove static
9530         function.
9532 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
9534         * config/fr30/fr30-protos.h: Remove the prototypes for
9535         stack_add_operand, add_immediate_operand,
9536         high_register_operand, low_register_operand, call_operand,
9537         di_operand, and nonimmediate_di_operand.
9538         * config/fr30/fr30.c (stack_add_operand,
9539         add_immediate_operand, high_register_operand,
9540         low_register_operand, call_operand, di_operand,
9541         nonimmediate_di_operand): Move to predicates.md.
9542         * config/fr30/fr30.h (PREDICATE_CODES): Remove.
9543         * config/fr30/fr30.md: Include predicates.md.
9544         * config/fr30/predicates.md: New.
9546         * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
9547         LABEL_REF to mcore_general_movsrc_operand.  Add SYMBOL_REF to
9548         mcore_call_address_operand.
9550         * config/sh/sh.h (PREDICATE_CODES): Add CONST to
9551         general_movsrc_operand.
9553 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
9555         * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
9556         after freeing.
9558 2005-04-04  Richard Earnshaw  <richard.earnshaw@arm.com>
9560         PR target/14812
9561         * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
9562         a negated value.
9564 2005-04-04  Richard Henderson  <rth@redhat.com>
9565             Jakub Jelinek  <jakub@redhat.com>
9567         PR rtl-optimization/16104
9568         * fold-const.c (fold_unary): Fix folding of vector conversions.
9570 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
9572         * config.gcc (xstormy16-*-elf): Set extra_options.
9573         * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
9574         * config/stormy16/stormy16.opt: New file.
9576 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
9578         * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
9579         (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
9580         (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
9581         (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
9582         (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
9583         (TARGET_UNIX_ASM): Delete.
9584         (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
9585         * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
9586         * config/pdp11/pdp11.c (pdp11_handle_option): New function.
9587         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9588         * config/pdp11/pdp11.opt: New file.
9590 2005-04-03  Roger Sayle  <roger@eyesopen.com>
9591             Alexandre Oliva  <aoliva@redhat.com>
9593         PR c++/19199
9594         * fold-const.c (non_lvalue): Split tests into...
9595         (maybe_lvalue_p): New function.
9596         (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
9597         C++ front-end prior to lowering into gimple form.
9599 2005-04-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9601         * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
9602         BUILT_IN_STRNCASECMP): New.
9603         * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
9604         and strndup.
9606 2005-04-03  Richard Earnshaw  <richard.earnshaw@arm.com>
9608         PR target/14812
9609         * arm.md (addsi3_compare0_for_combiner): Delete.
9610         (addsi3_compare0_scratch_for_combiner): Delete.
9611         (cmpsi_neg_shiftsi): Delete.
9612         (compare_negsi_si): New pattern.
9613         (cmpsi_negshiftsi_si): New pattern.
9614         (negated_cbranchsi4): Restrict to equality_operator.
9616         * arm.md (movhi_insn_arch4): delete trailing white space from assembler
9617         template.
9619 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
9621         * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
9622         Fix comment typos.
9624         * doc/install.texi: Fix a typo.
9626 2005-04-03  Steven Bosscher  <stevenb@suse.de>
9628         PR middle-end/20648
9629         * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
9630         a computed goto if the edge to the computed goto block has
9631         incoming abnormal edges.  Clarify how the function works.
9633 2005-04-03  Nathan Sidwell  <nathan@codesourcery.com>
9635         * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
9636         * passes.c (open_dump_file, rest_of_handle_final): Likewise.
9637         * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
9638         hash_scan_set, reg_set_between_after_reload_p,
9639         reg_used_between_after_reload_p, get_avail_load_store_reg,
9640         eliminate_partially_redundant_load): Likewise.
9641         * postreload.c (reload_cse_simplify_set,
9642         reload_combine_note_use): Likewise.
9643         * predict.c (predict_insn, expected_value_to_br_prob,
9644         propagate_freq, expensive_function_p): Likewise.
9645         * print-rtl.c (print_rtx): Likewise.
9646         * profile.c (instrument_edges, instrument_values,
9647         compute_branch_probabilities, branch_prob, union_groups,
9648         tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
9649         * protoize.c (in_system_include_dir, file_could_be_converted,
9650         file_normally_convertible, gen_aux_info_file, seek_to_line,
9651         do_cleaning): Likewise.
9652         * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
9653         * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
9654         * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
9656 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
9658         * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
9659         * modulo-sched.c (undo_replace_buff_elem): New structure.
9660         (kernel_number_of_cycles, ps_unschedule_node,
9661         undo_generate_reg_moves,free_undo_replace_buff,
9662         undo_permute_partial_schedule,  loop_single_full_bb_p,
9663         SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
9664         build_loops_structure, get_sched_window): New.
9665         (generate_reg_moves): Return undo_replace_buff_elem and other
9666         fixes.
9667         (generate_prolog_epilog): Remove old loop versioning.
9668         (sms_schedule): Use loop information and loop_version.
9669         (sms_schedule_by_order): Split part of it to get_sched_window.
9670         * passes.c (rest_of_handle_sms): call cfg_layout_initialize
9671         cfg_layout_finalize and free_dominance_info before/after SMS.
9673 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
9675         * cfghooks.c (lv_flush_pending_stmts,
9676         cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
9677         lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
9678         * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
9679         lv_add_condition_to_bb,
9680         lv_adjust_loop_header_phi, extract_cond_bb_edges,
9681         flush_pending_stmts): New in cfg_hooks structure.
9682         (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
9683         extract_cond_bb_edges, lv_adjust_loop_header_phi,
9684         lv_add_condition_to_bb): New declarations.
9685         * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
9686         bool.
9687         (loop_version): Declare.
9688         * cfgloopmanip.c (cfghooks.h): Include.
9689         (duplicate_loop_to_header_edge): Change return type to bool.
9690         (loop_version, lv_adjust_loop_entry_edge): Move here.
9691         * cfgrtl.c (cfgloop.h): Include.
9692         (rtl_verify_flow_info_1): Fix.
9693         (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
9694         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
9695         initialization.
9696         * tree-cfg.c (tree_lv_adjust_loop_header_phi,
9697         tree_lv_add_condition_to_bb): New.
9698         (tree_cfg_hooks): Add new hooks to initialization.
9699         * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
9700         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
9702 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
9704         * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
9705         xstormy16_below100_or_register,
9706         xstormy16_splittable_below100_or_register, and
9707         nonimmediate_nonstack_operand.
9709         * config/stormy16/stormy16-protos.h: Remove the prototypes for
9710         xstormy16_ineqsi_operator, equality_operator,
9711         inequality_operator, shift_operator,
9712         xstormy16_below100_operand, xstormy16_below100_or_register,
9713         xstormy16_splittable_below100_or_register,
9714         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
9715         * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
9716         equality_operator, inequality_operator,
9717         xstormy16_below100_operand, xstormy16_below100_or_register,
9718         xstormy16_splittable_below100_or_register,
9719         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
9720         nonimmediate_nonstack_operand, shift_operator): Move to
9721         predicates.md.
9722         * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
9723         * config/stormy16/stormy16.md: Include predicates.md.
9724         * config/stormy16/predicates.md: New.
9726 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
9728         * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
9729         small_int, large_int, reg_or_0_operand, simple_memory_operand,
9730         equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
9731         move_operand, power_of_2_operand): Move to predicates.md.
9732         * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
9733         PREDICATE_CODE): Remove.
9734         * config/iq2000/iq2000.md: Include predicates.md.
9735         * config/iq2000/predicates.md: New.
9737 2005-04-02  Richard Sandiford  <rsandifo@redhat.com>
9739         * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
9740         (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
9741         (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
9742         (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
9743         (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
9744         (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
9745         (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
9746         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9747         (TARGET_M68HC11): Delete.
9748         (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
9749         * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
9750         * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
9751         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
9752         (nb_soft_regs): Delete.
9753         (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
9754         (m68hc11_override_options): Remove the code that caters for MASK_M6811
9755         and MASK_M6812 being set simultaneously.  Change the code that sets
9756         the default m68hc11_soft_reg_count to use integers instead of strings.
9757         (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
9758         m68hc11_soft_reg_count (which now has an int type) as the number
9759         of soft registers.
9760         * config/m68hc11/m68hc11.opt: New file.
9762 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
9764         * config/fr30/fr30.h (PREDICATE_CODES): Remove
9765         fp_displacement_operand, sp_displacement_operand.
9767         * config/m68hc11/m68hc11-protos.h: Add a prototype for
9768         m68hcc_auto_inc_p.
9769         Remove the prototypes for tst_operand, cmp_operand,
9770         stack_register_operand, d_register_operand,
9771         hard_addr_reg_operand, splitable_operand,
9772         m68hc11_logical_operator, m68hc11_arith_operator,
9773         m68hc11_non_shift_operator, m68hc11_shift_operator,
9774         m68hc11_unary_operator, m68hc11_eq_compare_operator,
9775         non_push_operand, hard_reg_operand, and
9776         reg_or_some_mem_operand.
9777         * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
9778         extern.
9779         (tst_operand, cmp_operand, non_push_operand,
9780         splitable_operand, reg_or_some_mem_operand,
9781         stack_register_operand, d_register_operand,
9782         hard_addr_reg_operand, hard_reg_operand,
9783         m68hc11_eq_compare_operator, m68hc11_logical_operator,
9784         m68hc11_arith_operator, m68hc11_non_shift_operator,
9785         m68hc11_shift_operator, m68hc11_unary_operator): Move to
9786         predicates.md.
9787         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
9788         * config/m68hc11/m68hc11.md: Include predicates.md.
9789         * config/m68hc11/predicates.md: New.
9791 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
9793         PR debug/19345
9794         * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
9795         change checked in along with 2005-03-03's patch for debug/20253.
9796         * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
9797         (remap_decl): Insert type decl in map earlier.
9799 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
9801         PR tree-optimization/20640
9802         * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
9803         post-dominator if it has phi nodes.
9804         (eliminate_unnecessary_stmts): Remove dead phis in all blocks
9805         before dead statements.
9807 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
9809         PR middle-end/20491
9810         * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
9812 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
9814         PR rtl-optimization/20290
9815         * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
9816         in every iteration if the entry point is the exit test.
9818 2005-04-02  Hans-Peter Nilsson  <hp@axis.com>
9820         * config/cris/cris.md (attribute "length"): Define.
9822 2005-04-02  Geoffrey Keating  <geoffk@apple.com>
9824         * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
9825         (word_offset_memref_operand): New.
9826         * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
9827         (indexed_or_indirect_operand): Delete.
9828         * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
9829         (indexed_or_indirect_operand): Delete.
9831         * config/rs6000/t-darwin8: Comment out ppc64 multilib.
9833         PR 20650
9834         * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
9835         a register.
9837         * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
9838         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
9840 2005-04-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
9842         * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
9844 2005-04-01  Ian Lance Taylor  <ian@airs.com>
9846         * gcc.c: Don't include <sys/resource.h> or declare getrusage.
9847         (rus, prus): Remove static variables.
9848         (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
9849         (process_command): Permit report_times and use_pipes together.
9851 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
9853         * c-decl.c (validate_proto_after_old_defn): Look at
9854         TYPE_MAIN_VARIANT of argument types.
9856 2005-04-01  Paul Brook  <paul@codesourcery.com>
9858         * config/arm/arm.c (thumb_call_via_label): Include space for SP.
9859         (arm_output_function_epilogue): Allow call_via_SP.
9860         (thumb_call_via_reg, arm_file_end): Ditto.
9861         * config/arm/arm.h (struct machine_function): Include space for SP.
9862         (thumb_call_via_label): Update declaration.
9864 2005-04-01  Ian Lance Taylor  <ian@airs.com>
9866         * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
9867         doing a peephole optimization, once again put any notes in the
9868         proper position.
9870 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
9872         * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
9874 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
9876         * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
9877         (block_alloc, find_free_reg): Likewise.
9878         * loop-doloop.c (doloop_modify): Likewise.
9879         * loop-invariant.c (record_use): Likewise.
9880         * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
9881         get_iv_value, canon_condition, eliminate_implied_condition,
9882         eliminate_implied_condition, simplify_using_initial_values,
9883         shorten_into_mode, canonicalize_iv_subregs,
9884         iv_number_of_iterations): Likewise.
9885         * loop-unroll.c (expand_var_during_unrolling): Likewise.
9886         * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
9887         unswitch_loop): Likewise.
9888         * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
9889         move_movables, replace_call_address, find_and_verify_loops,
9890         rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
9891         record_giv, final_giv_value, general_induction_var,
9892         simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
9893         loop_giv_dump): Likewise.
9895         * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
9896         GCOV_CHECK_WRITING): Remove.
9897         (gcov_position, gcov_rewrite): Use gcc_assert.
9898         * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
9899         gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
9900         * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
9901         gcc_assert.
9903 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
9905         * tree-inline.c: Fix a typo.
9907 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
9909         * configure.ac (enable-checking): Explicitly set all variables for
9910         collective switch values.  Alphabetize variables. Rename
9911         ac_checking_valgrind to ac_valgrind_checking.  Allow 'none' as
9912         synonym for 'no'.
9913         * doc/install.texi (enable-checking): Update documentation.
9914         * configure: Rebuilt.
9916 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
9918         * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
9919         possible.
9921 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
9923         * arm.c (adjacent_mem_locations): Reject volatile memory refs.
9924         Also reject cases where this pattern will cause load delay stalls
9925         unless optimizing for size and it will produce a shorter sequence.
9926         * arm.md (arith_adjacent_mem): Make better use of ldm addressing
9927         variants to avoid pre-adjusting the base when possible.
9929 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
9931         * arm.md (minmax_arithsi): Reject all eliminable registers, not just
9932         the frame and argument pointers.
9933         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
9934         (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
9935         (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
9936         (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
9937         (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
9938         (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
9940 2005-04-01  Danny Smith  <dannysmith@users.sourceforge.net>
9942         * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
9943         with entry for selectany attribute.
9944         * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
9945         Declare.
9946         * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
9947         (i386_pe_asm_named_section): Handle sections generated by
9948         selectany attribute.
9949         * doc/extend.texi (selectany): Document attribute.
9951 2005-04-01  Paolo Bonzini  <bonzini@gnu.org>
9952             Jan Hubicka  <jh@suse.cz>
9954         * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
9955         to fix addresses involving EBP and ESP.
9956         (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
9957         for SUBREGed registers.
9958         (legitimate_address_p): Accept SUBREGed registers.
9960 2005-04-01  Jakub Jelinek  <jakub@redhat.com>
9962         PR c++/19406
9963         * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
9964         (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
9965         for FIELD_DECLs.
9967 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
9969         * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
9971 2005-04-01  James E Wilson  <wilson@specifixinc.com>
9973         PR c++/20505
9974         * dwarf2out.c (rtl_for_decl_init): New function.
9975         (rtl_for_decl_location): Extracted from here.
9976         (tree_add_const_value_attribute): Call rtl_for_decl_init and
9977         add_const_value_attribute.  Delete initializer_constant_valid_p call.
9979 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
9981         * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
9982         lambda-code.c, loop.c, machmode.def, mips-tfile.c,
9983         modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
9984         tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
9985         config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
9986         config/i386/i386.md, config/rs6000/predicates.md,
9987         config/rs6000/rs6000.c, config/s390/fixdfdi.h,
9988         config/s390/s390.c, config/stormy16/stormy16.c,
9989         config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
9990         typos.
9992 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
9994         PR c/17855
9995         * gimplify.c (gimplify_expr): Create a temporary for lvalue
9996         COND_EXPR and CALL_EXPR.
9998 2005-03-31  Vladimir Makarov  <vmakarov@redhat.com>
10000         PR target/20632
10001         * genautomata.c (first_cycle_unit_presence): Check all alternative
10002         states for unit presence.
10004         * doc/md.texi: Remove remark about impossibility to query unit
10005         presence in non nondeterministic automaton state.
10007         * config/ia64/ia64.c (get_template): Change order of unit querying.
10009 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
10011         * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
10012         obsolete comment.
10014 2005-03-31  Zdenek Dvorak  <dvorakz@suse.cz>
10016         * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
10017         flag for edges outside any loops.
10019 2005-03-31  Janis Johnson  <janis187@us.ibm.com>
10021         * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
10023 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
10025         * tree-ssa-alias.c: Follow spelling conventions.
10026         * doc/tree-ssa.texi: Fix a typo.
10028 2005-03-31  J"orn Rennecke <joern.rennecke@st.com>
10030         * postreload-gcse.c: Include target.h.
10031         (gcse_after_reload_main): Return early if we cannot modify jumps.
10032         * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
10034 2005-03-31  David Edelsohn  <edelsohn@gnu.org>
10036         * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
10037         expensive operations.
10039 2005-03-31  Ian Lance Taylor  <ian@airs.com>
10041         * collect2.c (lderrout): New variable.
10042         (collect_exit): Dump ldout to stdout.  Dump and unlink lderrout,
10043         if it is set, to stderr.
10044         (handler): Unlink lderrout if it is set.
10045         (dump_file): Add "to" parameter.  Change all callers.
10046         (main): Initialize lderrout.
10047         (collect_execute): Add errname parameter.  Change all callers.
10048         Rename redir parameter to outname.  Never pass
10049         PEX_STDERR_TO_STDOUT to pex_run.
10050         * collect2.h (collect_execute, dump_file): Update declarations.
10051         * tlink.c (tlink_execute): Add errname parameter.  Change all
10052         callers.
10053         (do_tlink): Check lderrout as well as ldout.
10055 2005-03-31  Caroline Tice  <ctice@apple.com>
10057         * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
10058         (bb-reorder.o): Add errors.h to list of requirements.
10059         (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
10060         profiledbootstrap flags.
10061         * bb-reorder.c (errors.h): Add new include.
10062         (struct bbro_basic_block_data_def): Add new field, in_trace.
10063         (add_unlikely_executed_notes):  Remove function.
10064         (mark_bb_for_unlikely_executed_section): Remove function.
10065         (insert_section_boundary_note): New function.
10066         (verify_hot_cold_block_grouping): New function.
10067         (push_to_next_round_p): Remove variables and tests that push all
10068         cold blocks to last round.
10069         (find_traces): Remove code that added extra round of trace finding
10070         when doing partitioning.
10071         (find_traces_1_round) :  Remove variable last_round;  add code to
10072         update new struct field, in_trace; correct trace_length where it was
10073         incorrect before (after call to copy_bb); change code that pushed all
10074         cold blocks to last round. Instead verify that all blocks going into
10075         a trace belong in the same partition.
10076         (connect_traces): Modify to connect the traces in two passes, if the
10077         function contains both hot and cold blocks.  The first pass connects
10078         all the traces for blocks in the partition that the first block in
10079         the function belongs to; the second pass connnects all the traces
10080         containing blocks that belong in the other partition.
10081         (find_rarely_executed_basic_blocks_and_crossing_edges):  Remove
10082         code that automatically put the first block in a function into the
10083         hot partition if the function had any hot blocks.
10084         (fix_crossing_unconditional_branches): Check number of succ edges
10085         before attempting to get one.
10086         (fix_edges_for_rarely_executed_code):  Update comment describing
10087         function.
10088         (reorder_basic_blocks):  Add code to initialize new field (in_trace);
10089         remove call to add_unlikely_executed_notes; add call to
10090         verify_hot_cold_block_grouping.
10091         (duplicate_computed_gotos): Don't change computed goto if it's a
10092         crossing edge.
10093         (partition_hot_cold_basic_blocks):  Update function comment.
10094         * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
10095         condition.
10096         (try_forward_edges): Likewise.
10097         (merge_blocks_move_predecessor_nojumps): Likewise.
10098         (merge_blocks_move_successor_nojumps): Likewise.
10099         (merge_blocks_move): Likewise.
10100         (try_crossjump_bb): Likewise.
10101         * cfglayout.c (update_unlikely_executed_notes): Remove function.
10102         (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
10103         notes to cold bb's; remove call to update_unlikely_executed_notes.
10104         (duplicate_insn_chain):  change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
10105         NOTE_INSN_SWITCH_TEXT_SECTIONS.
10106         * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
10107         function declaration.
10108         * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
10109         from consideration.
10110         (rtl_can_merge_blocks): Remove redundancy from condition.
10111         (try_redirect_by_replacing_jump): Likewise.
10112         (force_nonfallthru_and_redirect): Remove code for adding
10113         UNLIKELY_EXECUTED_CODE notes to cold bb's.
10114         (commit_one_edge_insertion): Likewise.
10115         (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
10116         * dbxout.c (FORCE_TEXT): Replace function_section with
10117         current_function_section.
10118         (struct dbx_debug_h): Add do_nothing function for new debug_hooks
10119         function, switch_text_section.
10120         (struct xcoff_debug): Likewise.
10121         (dbxout_function_end): Add code to put out label diffs for both
10122         hot and cold sections.
10123         * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
10124         for new debug_hooks funciton, switch_text_section..
10125         * debug.h (struct gcc_debug_hooks):  Add new function to debug_hooks,
10126         switch_text_section.
10127         * dwarf2out.c (struct dw_fde_struct):  Add five new fields:
10128         dw_fde_hot_section_label, dw_fde_hot_section_end_label,
10129         dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
10130         dw_fde_switched_sections.
10131         (output_call_frame_info):  Add test to see if function switches text
10132         sections in the middle; if so, use appropriate extra hot and cold
10133         section labels to compute size deltas for the hot and cold sections.
10134         (dwarf2out_begin_prologue): Add code to initialize new fields in
10135         dw_fde_struct.
10136         (dwarf2out_switch_text_section): New function (invoked through
10137         debug_hook); updates new fields in dw_fde_struct appropriately and
10138         increments separate_line_info_table_in_use.
10139         (dwarf2_debug_hooks): Initialize switch_text_section function to be
10140         dwarf2out_switch_text_section.
10141         (struct var_loc_node): Add new field, section_label.
10142         (output_aranges): Add code to check whether in hot or cold section and
10143         use the appropriate label in calculating deltas.
10144         (output_ranges): Likewise.
10145         (output_line_info): Add code to check which section we're in and
10146         use appropriate hot/cold label.
10147         (add_location_or_constant_value_attribute): Likewise.
10148         (gen_subprogam_die): Modify arange attributes to use correct labels.
10149         (dwarf2out_begin_block): Change call to function_section into call to
10150         current_function_section.
10151         (dwarf2out_end_block): Likewise.
10152         (dwarf2out_source_line): Likewise.
10153         (dwarf2out_var_location): Add code to check whether in hot or cold
10154         section and use the appropriate label.
10155         * except.c (output_function_exception_table): Change call to
10156         function_section into call to current_function_section.
10157         * final.c (profile_function): Likewise.
10158         (scan_ahead_for_unlikely_executed_note): Remove function.
10159         (final_scan_insn):  Remove calls to
10160         scan_ahead_for_unlikely_executed_note, and related code for switching
10161         to cold section, except for the single time
10162         NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered;  add calls to
10163         debug_hooks->switch_text_sections; replace appropriate calls to
10164         function_section with calls to current_function_section.
10165         * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
10166         test_bb to condition.
10167         (find_if_case_2): Likewise.
10168         * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
10169         NOTE_INSN_SWITCH_TEXT_SECTIONS.  Update comment appropriately.
10170         * opts.c (decode_options): Change warning about hot/cold partitioning
10171         with exceptionss to inform (so as not to cause bootstrap failures);
10172         remove warning about partitioning with DWARF debug info.
10173         * output.h (current_function_section): Add new function decl.
10174         (insert_section_boundary_note): Likewise.
10175         (enum in_section): Move this declaration here from varasm.c.
10176         (unlikely_section_label): Likewise.
10177         (unlikely_text_section_name): Likewise.
10178         (last_text_section_name): New global variable.
10179         (last_text_section): Likewise.
10180         (hot_section_label): Likewise.
10181         (hot_section_end_label): Likewise.
10182         (cold_section_end_label): Likewise.
10183         * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
10184         * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
10185         to NOTE_INSN_SWITCH_TEXT_SECTIONS.
10186         * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
10187         insn from consideration.
10188         * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
10189         switch_text_section.
10190         * varasm.c (basic-block.h): Add new include.
10191         (unlikely_section_label_printed): Remove global variable.
10192         (unlikely_section_label): Make global variable not be static any more.
10193         (unlikely_text_section_name): Likewise.
10194         (hot_section_end_label): New global variable (not static)
10195         (first_function_block_is_cold): Likewise.
10196         (hot_section_label): Likewise.
10197         (cold_section_end_label): Likewise..
10198         (last_text_section): New global variable, not static.
10199         (last_text_section_name): New global variable, not static.
10200         (initialize_cold_section_name): New function.
10201         (enum in_section): Move declaration to output.h.
10202         (text_section): Update last_text_section.
10203         (unlikely_text_section): Replace code to determine cold section name
10204         with call to initialize_cold_section_name; Add code to update
10205         last_text_section; remove code for printing out label.
10206         (named_section_real): Add code to update last_text_section and
10207         last_text_section_name as appropriate.
10208         (function_section): Change test for 'unlikely' to depend on
10209         first_function_block_is_cold (moved old test to
10210         current_function_section).
10211         (current_function_section): New function.
10212         (assemble_start_function): Move code that frees
10213         unlikely_text_section_name; initialize hot_section_end_label;
10214         print hot and cold section labels at the start of the function;
10215         set first_function_block_is_cold, if appropriate; initialize l
10216         ast_text_section; add call to insert_section_boundary_note.
10217         (assemble_end_function):  Add code to write out hot and cold section
10218         end labels.
10219         *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
10220         switch_text_section.
10221         * config/darwin.c (machopic_select_section): Replace incorrect
10222         function in base_funs; update reloc for cold sections if necessary.
10223         * config/darwin.h (SECTION_FUNCTION):  Add code to update
10224         last_text_section if appropriate.
10225         (text_unlikely_section): Remove.
10226         * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
10227         * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
10228         * config/xtensa/xtensa.c (override_options): Turn off hot/cold
10229         partitioning for this architecture.
10231 2005-03-31  Olivier Hainque  <hainque@adacore.com>
10233         * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
10234         defined and non-zero.
10236 2005-03-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
10238         PR c++/18644
10239         * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
10240         semantics.
10242 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
10244         PR target/20611
10245         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
10246         label operand.  Remove (use (unspec..)).  Don't emit a label on
10247         the offset word.
10248         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
10249         generate inline label for load_toc_v4_PIC_1b.
10250         (rs6000_emit_load_toc_table): Likewise.
10252 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
10254         * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
10255         ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
10257 2005-03-29  Devang Patel  <dpatel@apple.com>
10259         * tree-sra.c (decide_block_copy): Disable scalarization of
10260         sub-elements.
10262 2005-03-30  Stuart Hastings  <stuart@apple.com>
10263             Dale Johannesen  <dalej@apple.com>
10265         * Makefile.in (print-tree.o):  Depend on tree-iterator.h.
10266         * print-tree.c (print_node):  Add case STATEMENT_LIST.
10268 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
10270         * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
10271         (powerpc64-*-linux*): Use it.  Rearrange tm_file assignment.
10272         (powerpc-*-linux*): Build a biarch compiler when --enable-targets
10273         is given with "powerpc64*" or "all", or when --with-cpu chooses
10274         a 64-bit cpu.
10276 2005-03-30  James E. Wilson  <wilson@specifixinc.com>
10278         PR debug/20268
10279         * dwarf2out.c (add_high_low_attributes): New function, extracted from
10280         gen_lexical_block_die.
10281         (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
10283 2005-03-31  Jan Hubicka  <jh@suse.cz>
10285         2004-11-02  Jan Hubicka  <jh@suse.cz>
10287         * cgraph.c (cgraph_varpool_node_name): New function.
10288         (dump_cgraph_varpool_node): New function.
10289         (dump_varpool): New function.
10290         * cgraphunit.c (cgraph_optimize): Dump varpool.
10292         2004-10-16  Jan Hubicka  <jh@suse.cz>
10294         * cgraph.c (decide_is_variable_needed): New function.
10295         (cgraph_varpool_finalize_decl): Use it.
10296         * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
10297         unit-at-a-time.
10298         * final.c (output_addr_const): Do not call mark_referenced.
10299         * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
10300         always go via cgraph.
10301         * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
10302         (check_global_declarations): Ifdef out code clearing DECL_RTL.
10303         * tree-optimize.c (execute_inline): Mark functions called.
10304         * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
10306         2004-10-11  Jan Hubicka  <jh@suse.cz>
10308         * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
10309         (cgraph_varpool_last_needed_node): New static variable.
10310         (enqueue_needed_varpool_node): Break out from ...; add items to the
10311         end of queue; update first pointers.
10312         (cgraph_varpool_mark_needed_node): ... here.
10313         (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
10314         (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
10315         * cgraph.h (cgraph_varpool_node): Add analyzed field.
10316         (cgraph_varpool_first_unanalyzed_node): Declare.
10317         * cgraphunit.c: Include output.h.
10318         (cgraph_varpool_analyze_pending_decls): New function.
10319         (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
10320         for errors, analyze pending decls.
10321         (cgraph_finalize_compilation_unit): Only analyze decls.
10322         (cgraph_optimize): Assemble the decls after expanding.
10324 2005-03-30  Daniel Berlin  <dberlin@dberlin.org>
10326         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
10327         subvars get marked properly in tags for grouping.
10328         (add_pointed_to_var): Mark only actual pointed to
10329         variables/subvars in addresses needed.
10330         (create_overlap_variables_for): Clear call clobbered on original
10331         variable.
10332         * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
10333         addresable vars with subvars into list.
10334         * tree-ssa.c (verify_ssa_name): Verify original is not used where
10335         subvar should be.
10337 2005-03-30  Richard Henderson  <rth@redhat.com>
10339         * cgraph.h (struct cgraph_node): Add alias.
10340         * varasm.c (assemble_alias): Set it.
10341         * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
10342         avoid calling cgraph_expand_function.
10344 2005-03-30  Tom Tromey  <tromey@redhat.com>
10346         * tree.def (FILE_TYPE): Removed.
10347         * typeclass.h (enum type_class): Removed file_type_class.
10348         * dwarf2out.c (is_base_type): Updated.
10349         (gen_type_die): Likewise.
10350         * dbxout.c (dbxout_type): Updated.
10351         * builtins.c (type_to_class): Updated.
10352         * tree.c (type_contains_placeholder_1): Updated.
10353         * config/sparc/sparc.c (sparc_type_code): Updated.
10354         * config/ia64/ia64.c (hfa_element_mode): Updated.
10355         * expr.c (count_type_elements): Updated.
10356         * stor-layout.c (layout_type): Updated.
10357         * tree-inline.c (remap_type): Updated.
10358         * tree-pretty-print.c (dump_generic_node): Updated.
10360 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
10362         * builtins.c (expand_builtin_powi): Fix mode of
10363         2nd argument to match int.
10364         * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
10365         2nd argument type to int.
10366         * libgcc2.c: Change prototype of __powi* functions to use
10367         int.
10369 2005-03-30  Dale Johannesen  <dalej@apple.com>
10371         PR middle-end/19225
10372         * calls.c (expand_call):  Flush pending deferrals before
10373         throwing call.
10375 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
10377         PR c/772
10378         PR c/17913
10379         * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
10380         C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
10381         c_label_context, label_context_stack): New.
10382         * c-decl.c (define_label): Check for jumps into statement
10383         expressions.  Add label to list of defined labels.
10384         (start_function): Push context on label_context_stack.
10385         (finish_function): Pop context from label_context_stack.
10386         * c-typeck.c (label_context_stack): New.
10387         (c_finish_goto_label): Check for jumps into statement
10388         expressions.  Add label to list of jumped to labels.
10389         (struct c_switch): Add blocked_stmt_expr.
10390         (c_start_case): Initialize it.
10391         (do_case): Check it.
10392         (c_finish_case): Verify !blocked_stmt_expr.
10393         (c_begin_stmt_expr):  Push context on label_context_stack.
10394         Increment blocked_stmt_expr.  Mark labels jumped to from outside
10395         as undefinable.
10396         (c_finish_stmt_expr): December blocked_stmt_expr.  Mark labels
10397         defined in the statement expression and no longer jumpable to.
10398         Mark labels jumped to from just outside the statement expression
10399         as again definable.  Pop context from label_context_stack.
10400         * doc/extend.texi (Statement Exprs): Update.
10402 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
10404         PR c/20368
10405         * c-decl.c (start_function): Check for old_decl being
10406         error_mark_node.
10408 2005-03-30  Ian Lance Taylor  <ian@airs.com>
10410         * final.c (final): Remove prescan parameter.  Change all callers.
10411         (final_scan_insn): Remove prescan parameter.  Change all callers.
10413 2005-03-30  Kazu Hirata  <kazu@cs.umass.edu>
10415         * tree-vectorizer.c: Fix comment typos.
10417 2005-03-30  Sebastian Pop  <pop@cri.ensmp.fr>
10419         * tree-scalar-evolution.c (instantiate_parameters_1): Return
10420         as soon as a chrec_dont_know is detected.
10422 2005-03-31  Danny Smith  <dannysmith@users.sourceforge.net>
10424         Merge from csl-arm-branch.
10425         2004-02-12  Mark Mitchell  <mark@codesourcery.com>
10427         * tlink.c (recompile_files): Do not assume that "rename" can
10428         overwrite an existing file.
10430 2005-03-31  Paolo Bonzini  <bonzini@gnu.org>
10432         * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
10433         * gcc/configure: Regenerate.
10435 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
10437         * doc/install.texi: Update binutils requirement for powerpc*-linux.
10439         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
10441         * calls.c (struct arg_data): Update "partial" comment.
10442         (load_register_parameters): Update "nregs" comment.
10444 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
10446         * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
10447         (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
10448         (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
10449         (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
10450         (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
10451         (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
10452         than target_flags & 0.
10453         * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
10454         (iq2000_arch, iq2000_parse_cpu): Delete.
10455         (TARGET_HANDLE_OPTION): Override default.
10456         (iq2000_handle_option): New function.
10457         (override_options): Remove -march= and -mcpu= handling.
10458         * config/iq2000/iq2000.opt: New file.
10460 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
10462         * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
10463         * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
10464         (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
10465         (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
10466         (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
10467         (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
10468         (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
10469         (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
10470         (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
10471         (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
10472         (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
10473         (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
10474         (c4x_rpts_cycles_string, c4x_cpu_version_string)
10475         (TARGET_OPTIONS): Delete.
10476         (c4x_rpts_cycles, c4x_cpu_version): Declare.
10477         (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
10478         (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
10479         * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
10480         (c4x_cpu_version_string): Delete.
10481         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10482         (c4x_handle_option): New function.  Map -m3x and -m4x options to the
10483         equivalent -mcpu= option.
10484         (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
10485         Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
10486         TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
10487         or clearing the appropriate MASK_* bit.
10488         (c4x_file_start): Use c4x_cpu_version.
10489         * config/c4x/c4x.opt: New file.
10491 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
10493         * doc/options.texi: Document the new MaskExists flag.
10494         * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
10495         if the option has the MaskExists flag.
10497 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
10499         * opt-functions.awk (flag_set_p, test_flag): New functions.
10500         (switch_flags): Use them.
10501         * opth-gen.awk: Use flag_set_p to check for flags.
10502         * optc-gen.awk: Likewise.  Use opt_args to check for Init(...) flags.
10504 2005-03-30  Ian Lance Taylor  <ian@airs.com>
10506         * config.host (i[34567]86-*-mingw32*): Don't set
10507         host_can_use_collect2 to no.
10509 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
10511         PR target/20203
10512         * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
10513         Remove convert_memory_address call duplicating that in memory_address.
10515 2005-03-29  Richard Henderson  <rth@redhat.com>
10517         PR c/20519
10518         * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
10519         (build_compound_literal): Likewise.  Propagate decl type into the
10520         initializer.
10521         (finish_decl): Likewise.  Use new return value from complete_array_type
10522         for zero sized arrays.
10523         (complete_array_type): Move ...
10524         * c-common.c (complete_array_type): ... here.  Change first argument
10525         to pointer-to-type-node.  Consistently use sizetype for the index
10526         except for zero sized arrays.  Detect zero sized arrays for pedantic
10527         mode diagnostics.  Create a new type node instead of modifying the
10528         old node in place.
10529         * c-tree.h (complete_array_type): Move decl ...
10530         * c-common.h (complete_array_type): ... here.
10532 2005-03-29  Richard Henderson  <rth@redhat.com>
10534         PR tree-opt/19108
10535         * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
10537 2005-03-29  Kazu Hirata  <kazu@cs.umass.edu>
10539         * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
10540         debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
10541         rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
10542         tree-profile.c, tsystem.h, value-prof.h: Update copyright.
10544 2005-03-29  Eric Christopher  <echristo@redhat.com>
10546         * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
10547         truthvalue conversion removal.
10549 2005-03-29  Ian Lance Taylor  <ian@airs.com>
10551         PR bootstrap/14316
10552         * collect2.c: Never include <vfork.h>.
10553         (VFORK_STRING, vfork): Don't define.
10554         (pid): Remove global variable.
10555         (handler): Call raise instead of kill (getpid(), ...).
10556         (collect_wait): Add pex parameter.  Change all callers.  Use
10557         pex_get_status rather than pwait.
10558         (do_wait): Add pex parameter.  Change all callers.
10559         (collect_execute): Return struct pex_obj * rather than void.  Use
10560         pex routines rather than pexecute.
10561         (fork_execute): Get pex_obj from collect_execute, and pass it to
10562         do_wait.
10563         (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
10564         Only declare quit_handler if SIGQUIT is defined.
10565         (scan_libraries): Likewise.
10566         * collect2.h (collect_execute): Update declaration.
10567         (collect_wait): Update declaration.
10568         * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
10569         pass it to collect_wait.
10571 2005-03-29  Joseph S. Myers  <joseph@codesourcery.com>
10573         PR c/20672
10574         * c-parser.c (c_parser_compound_statement_nostart): Give error
10575         message for EOF instead of just setting parser->error.
10577 2005-03-29  Dorit Naishlos  <dorit@il.ibm.com>
10579         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
10580         (slpeel_update_phi_nodes_for_guard1): New function.
10581         (slpeel_update_phi_nodes_for_guard2): New function.
10582         (slpeel_tree_peel_loop_to_edge): Call above new functions instead
10583         of slpeel_update_phi_nodes_for_guard.
10584         (vectorize_loops): Remove call to loop_closed_rewrite.
10585         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
10586         assertion.
10588 2005-03-29  Richard Sandiford  <rsandifo@redhat.com>
10590         * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
10591         (TARGET_LITTLE_ENDIAN): New macro.
10592         * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
10593         (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
10594         (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
10595         (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
10596         (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
10597         (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
10598         (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
10599         (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
10600         (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
10601         (TARGET_OPTIONS): Delete.
10602         (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
10603         (CACHE_FLUSH_TRAP): Turn into an integer.
10604         (TARGET_LITTLE_ENDIAN): Define to 0 by default.
10605         (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
10606         -mflush-trap is in use.
10607         * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
10608         (m32r_cache_flush_trap_string): Delete.
10609         (m32r_model) Initialize to M32R_MODEL_DEFAULT.
10610         (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
10611         (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
10612         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10613         (m32r_handle_option): New function.  Move -mflush-trap=, -mflush-func=,
10614         -mmodel= and -msdata= handling from...
10615         (m32r_init): ...here.
10616         * config/m32r/m32r.opt: New file.
10618 2005-03-29  Keith Besaw  <kbesaw@us.ibm.com>
10620         * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
10621         (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
10622         * tree-vect-analyze.c (vect_object_analysis): additional parm
10623         pass back a "struct ptr_info_def *" with the points-to info.
10624         (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
10625         statement using info returned from vect_object_analysis.
10626         * tree-vect-transform.c (update_vuses_to_preheader): New function.
10627         (vect_create_data_ref_ptr): Remove updates to vars_to_rename
10628         for virtual uses and defs when creating a replacement vector
10629         reference.  Call duplicate_ssa_name_ptr_info to define points-to
10630         info for vector pointer replacement using STMT_VINFO_PTR_INFO.
10631         (vectorizable_store): copy_virtual_operands and update
10632         definition statements.
10633         (vectorizable_load): copy_virtual_operands.  Remove call to
10634         mark_call_clobbered_vars_to_rename for call to "const" builtin.
10635         * tree-vectorizer.c (vectorize_loops): Remove calls to
10636         rewrite_into_ssa and bitmap_clear (vars_to_rename).
10637         (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
10638         * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
10639         define macro STMT_VINFO_PTR_INFO for use in accessing.
10640         * tree.h add export of duplicate_ssa_name_ptr_info.
10641         * rs6000.c (altivec_init_builtins): Declare builtin function
10642         __builtin_altivec_mask_for_load to be "const".
10644 2005-03-29  Jakub Jelinek  <jakub@redhat.com>
10646         PR middle-end/20622
10647         * cgraph.h (struct cgraph_varpool_node): Add alias field.
10648         * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
10649         assemble_variable on aliases.
10650         * varasm.c (assemble_alias): Set node->alias.
10651         * toplev.c (wrapup_global_declarations): Don't call
10652         rest_of_decl_compilation on aliases again.
10654 2005-03-29  Paul Brook  <paul@codesourcery.com>
10656         * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
10657         * config/arm/arm.c (arm_dbx_register_number): New function.
10658         * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
10660 2005-03-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
10662         PR middle-end/20263
10663         * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
10664         the DECL_NAME, not the DECL_ASSEMBLER_NAME.
10666 2005-03-29  Dale Johannesen <dalej@apple.com>
10668         * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
10669         $(TREE_H) and $(COVERAGE_H).
10670         * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
10671         * opts.c (common_handle_option): Enable tree-based value transforms.
10672         * toplev.c (process_options): Ditto.
10673         * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
10674         refers to references to this type.
10675         * tree-flow.h: (struct stmt_ann_d): Add histograms field.
10676         * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
10677         for may_be_more, may_be_less.
10678         (rtl_gen_pow2_profiler): Adjust.
10679         (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
10680         (rtl_gen_one_value_profiler): Adjust.
10681         (rtl_gen_const_delta_profiler): Adjust.
10682         * tree-profile.c (tree_gen_interval_profiler): Implement.
10683         (tree_gen_pow2_profiler): Ditto.
10684         (tree_gen_one_value_profiler): Ditto.
10685         (tree_profiling): New.
10686         (pass_tree_profile): Reference it.
10687         * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
10688         tree.h, gcov-io.h.
10689         (insn_divmod_values_to_profile): Rename to
10690         rtl_divmod_values_to_profile. Adjust.
10691         (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
10692         (insn_prefetch_values_to_profile): Adjust.
10693         (rtl_value_profile_transformations): Adjust.
10694         (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
10695         (gen_mod_pow2): Rename to rtl_mod_pow2.
10696         (gen_mod_subtract): Rename to rtl_mod_subtract.
10697         (divmod_fixed_value_transform): Rename to
10698         rtl_divmod_fixed_value_transform.
10699         (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
10700         (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
10701         (rtl_find_values_to_profile): Adjust.
10702         (tree_value_profile_transformations): Implement.
10703         (tree_divmod_values_to_profile): New.
10704         (tree_values_to_profile): New.
10705         (tree_divmod_fixed_value): New.
10706         (tree_mod_pow2): New.
10707         (tree_mod_subtract): New.
10708         (tree_divmod_fixed_value_transform): New.
10709         (tree_mod_pow2_value_transform): New.
10710         (tree_mod_subtract_transform): New.
10711         (tree_find_values_to_profile): Implement.
10712         * profile.c (instrument_values):  Free histograms.
10713         (compute_value_histograms): Adjust. Implement tree version.
10715 2005-03-29  Uros Bizjak  <uros@kss-loka.si>
10717         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
10718         * config/i386/i386.c (output_fix_trunc): Add new round_mode
10719         variable.  Output "fldcw" depending on round_mode.
10720         * config/i386/i386.md (UNSPEC_FIST): New.
10721         (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
10722         New isns patterns to implement lrint and llrint built-ins as x87
10723         intrinsic function.
10724         (fistdi2, fist<mode>2 splitters): New splitters.
10725         (lrint<mode>2): New expanders.
10727 2005-03-28  Ian Lance Taylor  <ian@airs.com>
10729         * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
10730         0 when calling final_scan_insn.
10732 2005-03-28  Jan Hubicka  <jh@suse.cz>
10734         PR middle-end/20635
10735         * varasm.c (mark_decl_referenced): Do not mark extern inline functions
10736         as needed.
10738         * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
10739         types where possible.
10741 2005-03-26  Per Bothner  <per@bothner.com>
10743         Make -f[no-]show-column also control non-cpp diagnostics.
10744         * c.opt (fshow-column): Move option from here ...
10745         * common.opt (fshow-column): ... to here.
10746         * diagnostic.c (diagnostic_build_prefix): Only print column number
10747         if flag_show_column.
10749 2005-03-27  Steven Bosscher  <stevenb@suse.de>
10751         * vax-protos.h (vax_output_int_move, vax_output_int_add,
10752         vax_output_conditional_branch): New prototypes.
10753         * vax.c (vax_output_int_move, vax_output_int_add): New functions,
10754         extracted from vax.md mov and add patterns.
10755         (vax_output_conditional_branch): New function to output conditional
10756         branch instructions.
10757         * vax.md: Use mode macros for arithmetic and mov patterns.
10758         Use code macros for the jump patterns.
10760 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
10762         * Makefile.in (libbackend.o): Depend on version files;
10763         add custom generation command.
10765 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
10767         PR target/20636
10768         * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
10769         sure that we have a REG before getting its REGNO.
10771 2005-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10773         * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
10774         * builtins.def (BUILT_IN_STRNDUP): New.
10776 2005-03-25  Pat Haugen  <pthaugen@us.ibm.com>
10778         PR tree-optimization/20470
10779         * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
10780         ABS(x-y).
10782 2005-03-25  Mike Stump  <mrs@apple.com>
10784         * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
10785         sized objects.
10787 2005-03-25  Geoffrey Keating  <geoffk@apple.com>
10789         * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
10790         Use our own structure definitions.
10792         * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
10793         (fix_truncdfsi2): Allow registers or memory as destination.
10794         When TARGET_PPC_GFXOPT, generate simplified pattern.
10795         (fix_truncdfsi2_internal): Use define_insn_and_split.
10796         (fix_truncdfsi2_internal_gfxopt): New.
10797         (fctiwz): Don't confuse register allocation by giving it no choices.
10798         (stfiwx): New.
10799         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
10800         (EXTRA_MEMORY_CONSTRAINT): Likewise.
10801         * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
10802         * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
10804 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
10806         * dominance.c (free_dominance_info): Speed up by freeing et
10807         data structures without maintaining other nodes.
10808         * et-forest.c (et_free_tree_force): New.
10809         * et-forest.h: Add a prototype for et_free_tree_force.
10811         * tree.c (get_set_constructor_bits,
10812         get_set_constructor_bytes): Remove.
10813         * tree.h: Remove the corresponding prototypes.
10815 2005-03-25  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
10817         PR target/15491
10818         * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
10819         (vax_rtx_costs): Return false when passed unsupported rtx's.  Handle
10820         FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE.  Fix costs for POST_INC,
10821         PRE_DEC, NEG and NOT.
10823 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
10825         * fold-const.c: Convert uses of fold (build (...)) to
10826         fold_buildN.
10828 2005-03-25  Zdenek Dvorak  <dvorakz@suse.cz>
10830         PR rtl-optimization/20249
10831         * cse.c (insert_regs): Do not record equivalence of registers in
10832         different modes.
10834 2005-03-24  Kazu Hirata  <kazu@cs.umass.edu>
10836         * emit-rtl.c (reverse_comparison): Remove.
10837         * rtl.h: Remove the corresponding prototype.
10839 2005-03-24  James E Wilson  <wilson@specifixinc.com>
10841         * doc/install.texi (--enable-altivec): Delete docs.
10843 2005-03-24  David Edelsohn  <edelsohn@gnu.org>
10845         * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
10846         SFmode and DFmode before reload when
10847         flag_unsafe_math_optimizations not enabled.
10849 2005-03-24  Geoffrey Keating  <geoffk@apple.com>
10851         * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
10853         * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
10854         MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
10856 2005-03-24  Nathan Sidwell  <nathan@codesourcery.com>
10858         * configure.ac (enable-checking): Add 'runtime' option.
10859         * doc/install.texi (enable-checking): Document 'runtime' checking.
10860         * tsystem.h (gcc_assert, gcc_unreachable): Define.
10861         * config.in: Regenerated.
10862         * configure: Regenerated.
10864 2005-03-23  Uros Bizjak  <uros@kss-loka.si>
10866         * optabs.h (enum optab_index): Remove OTI_llrint.
10867         (llrint_optab): Remove macro.
10868         * optabs.c (init_optabs): Remove llrint_optab initialization.
10869         * genopinit.c (optabs): Remove llrint_optab implementation.
10870         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
10871         using lrint_optab.
10873 2005-03-24  Alexandre Oliva  <aoliva@redhat.com>
10875         PR rtl-optimization/20532
10876         * simplify-rtx.c (simplify_binary_operation_1): Protect from
10877         overflow when adding coefficients for PLUS or MINUS.
10878         (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
10879         two as multiplier.
10881 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
10883         * langhooks.h (truthvalue_conversion): Remove.
10884         * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
10885         LANG_HOOKS_TRUTHVALUE_CONVERSION.
10886         * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
10887         * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
10888         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
10890 2005-03-23  Kazu Hirata  <kazu@cs.umass.edu>
10892         * params.def: Fix a typo.
10893         * config/mips/mips.c: Follow the spelling convensions.
10894         * doc/invoke.texi: Fix typos.
10896 2005-03-23  Daniel Berlin  <dberlin@dberlin.org>
10898         Fix PR tree-optimization/20601
10900         * tree-ssa-pre.c (insert_aux): Add missing condition to
10901         constification.
10903 2005-03-23  Ian Lance Taylor  <ian@airs.com>
10905         * final.c (final_scan_insn): Don't remove no-op instructions.
10906         * reload1.c (reload): Remove simple no-op instructions even when
10907         not optimizing.
10909 2005-03-23  Dorit Naishlos  <dorit@il.ib.com>
10911         PR tree-optimization/20501
10912         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
10913         reporting that peeling for alignment is applied moved to...
10914         * (vect_analyze_data_refs_alignment): Here.
10916 2005-03-23  Ian Lance Taylor  <ian@airs.com>
10918         * reorg.c (dbr_schedule): Remove #if 0 code to call final.
10920 2005-03-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
10922         * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
10923         Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
10925 2005-03-23  Hans-Peter Nilsson  <hp@axis.com>
10927         * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
10928         imply that this is called once, independent of asms in code.
10929         Adjust to now being pased output and input lists.  Mention helper
10930         function decl_overlaps_hard_reg_set_p.
10931         * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
10932         hook_tree_tree_identity and to take three trees, returning third.
10933         * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
10934         prototype.
10935         * stmt.c: include hard-reg-set.h before tree.h.
10936         (decl_overlaps_hard_reg_set_p): New function, broken out from...
10937         (decl_conflicts_with_clobbers_p): Call
10938         decl_overlaps_hard_reg_set_p.
10939         (expand_asm_operands): Pass output and input lists in call to
10940         targetm.md_asm_clobbers.
10941         * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
10942         hook_tree_tree_tree_tree_3rd_identity.
10943         * target.h (struct gcc_target.md_asm_clobbers): Take three tree
10944         parameters.
10945         * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
10946         * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
10947         parameters, first two unused.
10948         * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
10949         parameters.  Only add MOF to clobbers if there's no 'h' mentioned
10950         in constraint letters and MOF is not mentioned as a asm-declared
10951         register in neither of the input and output lists.
10953 2005-03-23  DJ Delorie  <dj@redhat.com>
10955         * optabs.c (expand_binop): Make sure the first subword's result
10956         gets stored.
10958 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
10960         * c-common.c (c_common_truthvalue_conversion): Adjust comment.
10961         Call c_common_truthvalue_conversion rather than
10962         lang_hooks.truthvalue_conversion.
10963         * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
10964         * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
10965         c-typeck.c.
10966         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
10967         c_common_truthvalue_conversion.
10968         * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
10969         c_parser_conditional_expression, c_parser_binary_expression): Call
10970         c_objc_common_truthvalue_conversion.
10971         * c-typeck.c (build_unary_op): Call
10972         c_objc_common_truthvalue_conversion.
10973         (build_conditional_expr): Do not call
10974         lang_hooks.truthvalue_conversion.
10975         (build_binary_op): Call c_common_truthvalue_conversion.
10976         (c_objc_common_truthvalue_conversion): Moved from
10977         c-objc-common.c.  Call default_function_array_conversion instead
10978         of default_conversion.
10980 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
10982         * c-common.h (default_conversion): Remove.
10983         (perform_integral_promotions): Add.
10984         * c-tree.h (default_conversion): Add.
10985         * c-typeck.c (perform_integral_promotions): New, split out from
10986         default_conversion.
10987         * c-common.c (check_case_value): Use perform_integral_promotions,
10988         not default_conversion.
10989         (c_add_case_label): Don't continue processing case label after
10990         found to be pointer.
10992 2005-03-23  Mark Mitchell  <mark@codesourcery.com>
10994         * gcc.c (do_spec_1): Do not add a -L path for a directory in
10995         the prefix list if we have already added a multilib directory
10996         based on that path.
10997         (main): Do not add MD_EXEC_PREFIX to the list of directories to
10998         search with -L.
11000 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
11002         * reload1.c (indirect_symref_ok, reload_obstack): Make them
11003         static.
11004         * reload.h: Remove the prototype for indirect_symref_ok.
11006         * reload1.c (indirect_symref_ok): Make it global.
11007         * reload.h: Add a prototype for indirect_symref_ok.
11009 2005-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
11011         * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
11012         ashlhi3 expander.
11014 2005-03-22  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
11016         * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
11018 2005-03-22  Daniel Berlin  <dberlin@dberlin.org>
11020         * c-opts.c (c_common_parse_file): Only start/end main source file
11021         if debug hooks says the writer wants it.
11022         * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
11023         member.
11024         (xcoff_debug_hooks): Ditto.
11025         * debug.c (do_nothing_hooks): Ditto.
11026         * debug.h (gcc_debug_hooks): Ditto.
11027         * dwarf2out.c (dwarf2_debug_hooks): Ditto.
11028         * sdbout.c (sdb_debug_hooks): Ditto.
11029         * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
11031 2005-03-22  Mark Mitchell  <mark@codesourcery.com>
11033         * doc/extend.texi: Deprecate C++ min/max operators.
11035 2005-03-22  Zdenek Dvorak  <dvorakz@suse.cz>
11037         * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
11038         artificial original candidates.
11040 2005-03-22  Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
11041             Jan Hubicka  <jh@suse.cz>
11042             Steven Bosscher <stevenb@suse.de>
11044         * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
11045         call cost based on argument sizes.
11046         (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
11047         inlining.
11048         * params.def: (max-inline-inssn-single): Set to 450.
11049         (max-inline-insns-auto): Set to 90.
11050         (max-inline-insns-recursive): Set to 450
11051         (max-inline-insns-recursive-auto): Set to 450.
11052         (large-function-insns): Set to 2700.
11053         (inline-call-cost): New parameter.
11054         * tree-inline.c (estimate_move_cost): New function.
11055         (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
11056         for non-gimple-regs, set cost to 0 for gimple-regs.  Compute call size
11057         based on arguments.
11058         * tree-inline.h (estimate_move_cost): Declare.
11059         * invoke.texi: (max-inline-inssn-single): Change default to 450.
11060         (max-inline-insns-auto): Change default to 90.
11061         (max-inline-insns-recursive): Change default to 450
11062         (max-inline-insns-recursive-auto): Change default to 450.
11063         (large-function-insns): Change default to 2700.
11064         (inline-call-cost): Document new parameter.
11066 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
11068         * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
11069         (TARGET_DEFAULT): Delete.
11070         * config/i860/i860.opt: New file.
11072 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
11074         * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
11075         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11076         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11077         (frv_sched_lookahead): Delete.
11078         * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
11079         (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
11080         (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
11081         (MASK_LIBPIC, MASK_ACC_4,  MASK_PACK, MASK_LONG_CALLS)
11082         (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
11083         (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
11084         (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
11085         (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
11086         (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
11087         (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
11088         (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
11089         (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
11090         (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
11091         (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
11092         (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
11093         (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
11094         (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
11095         (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
11096         (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
11097         (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
11098         (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
11099         (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
11100         * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
11101         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
11102         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
11103         (frv_sched_lookahead): Delete.
11104         (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
11105         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11106         (frv_handle_option): New function.  Move -mcpu= handling from...
11107         (frv_override_options): ...here.  Remove handling of other
11108         TARGET_OPTIONS.
11109         (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
11110         TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
11111         (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
11112         and TARGET_NO_MULTI_CE.
11113         (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
11114         !TARGET_VLIW_BRANCH.
11115         * config/frv/frv.opt: New file.
11117 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
11119         * fold-const.c (fold_ternary): Take decomposed arguments of
11120         CALL_EXPR.
11121         (fold): Update a call to fold_ternary.
11123         * fold-const.c (fold_build1, fold_build2, fold_build3): New.
11124         * tree.h: Add corresponding prototypes.
11126 2005-03-22  Jakub Jelinek  <jakub@redhat.com>
11128         PR target/20561
11129         * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
11130         between jump table and its label.
11131         * final.c (shorten_branches): Handle notes in between ADDR_VEC
11132         resp. ADDR_DIFF_VEC and the label preceeding it.
11133         (final_scan_insn): Likewise.  Ensure ADDR_VEC resp. ADDR_DIFF_VEC
11134         is emitted in the right section.
11136 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
11138         * fold-const.c (fold_unary, fold_binary): Update comments
11139         about arguments.
11141 2005-03-22  Hans-Peter Nilsson  <hp@axis.com>
11143         PR rtl-optimization/20527
11144         * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
11145         REG_INC note, test that the register also isn't mentioned in PRED
11146         or SUCC.
11148 2005-03-22  Ben Elliston  <bje@au.ibm.com>
11150         * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
11151         and definition.
11153 2005-03-21  Mike Stump  <mrs@apple.com>
11155         * varasm.c (default_assemble_visibility): Remove extra ().
11157 2005-03-21  Roger Sayle  <roger@eyesopen.com>
11159         PR middle-end/20557
11160         * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
11161         to determine whether a block can be duplicated, rather than test
11162         whether the block contains noncopyable insns ourselves.
11164 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
11166         * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
11167         predicates.
11169 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
11171         * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
11173 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
11175         * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
11176         (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
11177         * config/fr30/fr30.opt: New file.
11179 2005-03-18  Daniel Berlin  <dberlin@dberlin.org>
11181         Fix PR tree-optimization/20542
11183         * tree-flow-inline.h (overlap_subvar): Move to here.
11184         * tree-ssa-operands.c: From here.
11185         * tree-flow.h (overlap_subvar): Declare.
11186         * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
11187         * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
11188         for variables with subvars.
11190 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
11192         PR middle-end/20177
11193         * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
11194         * modulo-sched.c (const_iteration_count): Return on NULL
11195         pre-header.
11196         (print_node_sched_params): Return on NULL dump_file.
11197         (generate_reg_moves): Handle reg-anti dependencies and disregard
11198         closing branch when generating register moves.
11199         (sms_schedule): Mark the SMSed block dirty.
11200         * passes.c (rest_of_handle_sms): Call update_life_info for all
11201         basic-blocks.
11202         * testsuite/gcc.dg/20050321-1.c: New test.
11204 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
11206         * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
11207         * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
11208         movqi_internal): Likewise.
11210 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
11212         * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
11213         xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
11214         xtensa_b4const): Delete prototypes.
11215         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
11216         xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
11217         (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
11218         xtensa_extra_constraint): New prototypes.
11219         (add_operand, arith_operand, nonimmed_operand, mem_operand,
11220         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11221         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11222         move_operand, const_float_1_operand, fpmem_offset_operand,
11223         branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
11224         * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
11225         (xtensa_b4const_or_zero): ...this.  Change return type to bool and
11226         argument type to HOST_WIDE_INT.
11227         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
11228         xtensa_mask_immediate): Likewise.
11229         (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
11230         Likewise.  Also make these functions static.
11231         (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
11232         (xtensa_const_ok_for_letter_p): New.
11233         (add_operand, arith_operand, nonimmed_operand, mem_operand,
11234         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
11235         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
11236         move_operand, const_float_1_operand, fpmem_offset_operand,
11237         branch_operator, ubranch_operator, boolean_operator): Move to
11238         predicates.md.
11239         (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
11240         (xtensa_mem_offset): Change return type to bool.
11241         (xtensa_extra_constraint): New.
11242         (gen_int_relational): Update type of const_range_p function pointer.
11243         Use xtensa_b4const_or_zero.
11244         * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
11245         xtensa_const_ok_for_letter_p.  Update comments.
11246         (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
11247         (PREDICATE_CODES): Delete.
11248         * config/xtensa/xtensa.md: Include predicates.md.
11249         * config/xtensa/predicates.md: New file.
11251 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
11253         * config/v850/v850-protos.h: Remove the prototypes for
11254         reg_or_int9_operand, reg_or_const_operand,
11255         pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
11256         reg_or_0_operand, reg_or_int5_operand, call_address_operand,
11257         movsi_source_operand, power_of_two_operand,
11258         not_power_of_two_operand, special_symbolref_operand,
11259         pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
11260         register_is_ok_for_epilogue.
11261         * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
11262         reg_or_int9_operand, reg_or_const_operand,
11263         call_address_operand, special_symbolref_operand,
11264         movsi_source_operand, power_of_two_operand,
11265         not_power_of_two_operand, register_is_ok_for_epilogue,
11266         pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
11267         pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
11268         predicates.md.
11269         * config/v850/v850.h (PREDICATE_CODES): Remove.
11270         * config/v850/v850.md: Include predicates.md.
11271         * config/v850/predicates.md: New.
11273 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
11275         * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
11276         (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11277         (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
11278         (itoolsdir, itoolsdatadir): Move definition above new first use.
11279         (install-itoolsdirs): New rule.
11280         (install-mkheaders): Depend on install-itoolsdirs, not
11281         install-include-dir.
11283 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
11285         * tree-into-ssa.c: Remove obsolete comments.
11287 2005-03-21  Richard Guenther  <rguenth@gcc.gnu.org>
11289         * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
11290         unrolling if -fpeel-loops is specified, too.
11291         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11292         Remove superfluous check for flag_unroll_loops.
11294 2005-03-21  Uros Bizjak  <uros@kss-loka.si>
11296         * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
11297         (lrint_optab, llrint_optab): Define corresponding macros.
11298         * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
11299         * genopinit.c (optabs): Implement lrint_optab using lrintsi2
11300         pattern and llrint_optab using llrintdi2 patterns.
11301         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
11302         using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
11303         (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
11304         BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
11305         flag_unsafe_math_optimizations is set.
11307 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
11309         * combine.c (combine_simplify_rtx, simplify_if_then_else,
11310         simplify_logical, if_then_else_cond, known_cond,
11311         simplify_comparison): Adjust calls to reverse_comparison.
11312         Don't use combine_reversed_comparison_code).
11313         (combine_reversed_comparison_code): Remove.
11314         (reversed_comparison): Using reversed_comparison_code, move it...
11315         * jump.c (reversed_comparison): ... here.
11316         * rtl.h (reversed_comparison): Add prototype.
11318 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
11320         * builtins.c (fold_builtin): Take decomposed arguments of
11321         CALL_EXPR.
11322         * fold-const.c (fold_ternary): Update a call to fold_builtin.
11323         * gimplify.c (gimplify_call_expr): Likewise.
11324         * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
11325         * tree.h: Update the prototype of fold_builtin.
11327 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
11329         * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
11330         * rtlhooks.c (gen_lowpart_no_emit_general): New.
11331         * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
11332         (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
11333         * simplify-rtx.c (simplify_binary_operation_1): Use it.
11335 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
11337         * builtins.c (fold_builtin_1): Take decomposed arguments of
11338         CALL_EXPR.
11339         (fold_builtin): Update a call to fold_builtin_1.
11341 2005-03-21  Nathan Sidwell  <nathan@codesourcery.com>
11343         PR other/20564
11344         * gcov.c (output_lines): Only output function block summary when
11345         outputting branch information.
11346         * doc/gcov.texi: Document format of preamble and additional block
11347         information lines.
11349 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
11351         * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
11352         (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
11353         the defaults false if BITS_PER_UNIT != 8.
11354         (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
11355         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
11356         than BITS_PER_UNIT != 8.
11357         (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
11358         (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
11359         (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
11360         #undefs.
11361         * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
11362         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
11364 2005-03-20  Roger Sayle  <roger@eyesopen.com>
11366         PR middle-end/20539
11367         * fold-const.c (fold_binary): Fix type mismatch between
11368         TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
11369         (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
11370         for non-truth-valued expressions.
11372         * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
11373         and FUNCTION_DECL in the main switch.
11374         <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
11375         TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
11376         we also need to convert their operands to match.
11377         <TRUTH_NOT_EXPR>: Likewise.
11379 2005-03-21  Joseph S. Myers  <joseph@codesourcery.com>
11381         * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
11382         diagnostic without checking whether an lvalue.
11383         * c-common.h (lvalue_p): Remove.
11384         (enum lvalue_use): Update comment.
11385         (lvalue_or_else): Replace by lvalue_error.
11386         * c-typeck.c (lvalue_p): Make static.
11387         (lvalue_or_else): New.  Call lvalue_error.
11389 2005-03-21  Alan Modra  <amodra@bigpond.net.au>
11391         * config/rs6000/rs6000.c (rs6000_parm_start): New function.
11392         (function_arg_advance): Use rs6000_parm_start.
11393         (function_arg, rs6000_arg_partial_bytes): Likewise.
11395 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
11397         * c-common.c (check_case_value): Adjust comment about stripping
11398         NOPs.
11399         (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
11400         * c-typeck.c (default_conversion, convert_arguments,
11401         build_modify_expr, convert_for_assignment, store_init_value,
11402         digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
11403         manually.  Remove inaccurate comments.
11405 2005-03-20  Roger Sayle  <roger@eyesopen.com>
11406             Joseph S. Myers  <joseph@codesourcery.com>
11408         * varasm.c (do_assemble_alias): Restore comment describing function.
11409         Annotate the target parameter as potentially unused.
11411 2005-03-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>
11413         PR target/18551
11414         * config/avr/avr.c (avr_output_function_prologue): Do not use
11415         current_function_name() in a label, use a local label instead.
11417 2005-03-20  David Edelsohn  <edelsohn@gnu.org>
11419         * config/rs6000/rs6000.c (rs6000_generate_compare): Test
11420         flag_finite_math_only, not flag_unsafe_math_optimizations.
11422 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
11424         * builtins.c (fold_builtin_1): Update a call to
11425         targetm.fold_builtin.
11426         * hooks.c (hook_tree_tree_bool_null): Rename to
11427         hook_tree_tree_tree_bool_null.  Take one more argument of type
11428         tree.
11429         * hooks.h: Update the prototype of hook_tree_tree_bool_null.
11430         * target-def.h (TARGET_FOLD_BUILTIN): Define it as
11431         hook_tree_tree_tree_bool_null.
11432         * target.h (gcc_target): Update the prototype of fold_builtin.
11433         * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
11434         arguments of CALL_EXPR.
11435         * doc/tm.texi (TARGET_FOLD_BUILTIN): Update.  Mention the
11436         new prototype.
11438 2005-03-20  Jan Hubicka  <jh@suse.cz>
11440         * cgraph.h (cgraph_node): Add prev_clone pointer.
11441         * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
11442         (cgraph_clone_node): Produce doubly linked chain.
11444 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
11446         * c-common.c (handle_aligned_attribute, check_function_sentinel,
11447         get_nonnull_operand, handle_sentinel_attribute,
11448         check_function_arguments_recurse): Do not strip NOPS from
11449         INTEGER_CSTs.
11450         * c-decl.c (check_bitfield_type_and_width, build_enumerator):
11451         Likewise.
11452         * c-format.c (get_constant): Likewise.
11453         * c-parser.c (c_parser_postfix_expression): Likewise.
11454         * c-typeck.c (set_init_index): Likewise.
11455         (convert_arguments): Don't check for NOP_EXPR containing integer
11456         constant.
11458 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
11460         * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
11461         fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
11462         Take decomposed arguments of CALL_EXPR.
11463         (fold_builtin_1): Update calls to the functions mentioned
11464         above.
11466 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
11468         * c-decl.c (check_bitfield_type_and_width): Require bit-field
11469         width to have integer type.
11470         (build_enumerator): Require enumerator value to have integer type.
11472 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
11474         * doc/extend.texi (__builtin_inf): Move statement about INFINITY
11475         to __builtin_inff.
11477 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
11479         * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
11480         std=iso9899:199x): Correct descriptions.
11482 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
11484         * config.gcc: Consistently use solaris2.1[0-9]* instead of
11485         solaris2.1[0-9].
11487 2005-03-19  Kazu Hirata  <kazu@cs.umass.edu>
11489         * builtins.c (fold_builtin_memcpy): Take decomposed arguments
11490         of CALL_EXPR.
11491         (expand_builtin_memcpy, fold_builtin_1): Update calls to
11492         fold_builtin_memcpy.
11494         * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
11495         arguments of CALL_EXPR.
11496         (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
11497         fold_builtin_found, fold_builtin_1): Update calls to
11498         fold_trunc_transparent_mathfn.
11500 2005-03-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
11502         PR middle-end/20493
11503         * fold-const.c (fold_widened_comparison): Don't optimize casts of
11504         function pointers on targets that require function pointer
11505         canonicalization.
11506         (fold_sign_changed_comparison): Likewise.
11508 2005-03-19  Bernd Schmidt  <bernd.schmidt@analog.com>
11510         * combine.c (try_combine): When changing the mode of a hard reg, make
11511         sure that doing so is valid.
11513 2005-03-19  Richard Sandiford  <rsandifo@redhat.com>
11515         * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
11516         (TARGET_HANDLE_OPTION): Override default.
11517         (avr_handle_option): New function.
11518         * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
11519         (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
11520         (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
11521         (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
11522         (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
11523         (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
11524         (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
11525         (TARGET_OPTIONS): Delete.
11526         * config/avr/avr.opt: New file.
11528 2005-03-18  2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
11530         * config/m32r/m32r-protos.h: Remove the prototypes for
11531         call_address_operand, symbolic_operand, seth_add3_operand,
11532         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
11533         reg_or_uint16_operand, reg_or_cmp_int16_operand,
11534         two_insn_const_operand, move_src_operand,
11535         move_double_src_operand, move_dest_operand,
11536         eqne_comparison_operator, signed_comparison_operator,
11537         large_insn_p, conditional_move_operand, carry_compare_operand,
11538         m32r_block_immediate_operand, extend_operand,
11539         reg_or_eq_int16_operand, int8_operand, and
11540         reg_or_zero_operand.
11541         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
11542         seth_add3_operand, int8_operand, cmp_int16_operand,
11543         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
11544         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
11545         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
11546         move_double_src_operand, move_dest_operand,
11547         eqne_comparison_operator, signed_comparison_operator,
11548         extend_operand, small_insn_p, large_insn_p,
11549         conditional_move_operand, carry_compare_operand,
11550         m32r_block_immediate_operand): Move to predicates.md.
11551         (MAX_MOVE_BYTES): Move to m32r.h.
11552         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
11553         * config/m32r/m32r.md: Include predicates.md.
11554         * config/m32r/predicates.md: New.
11556 2005-03-18  James E Wilson  <wilson@specifixinc.com>
11558         PR c++/19769
11559         * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
11560         origin.
11562 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
11564         * config/mn10300/mn10300-protos.h: Remove the prototypes for
11565         call_address_operand, const_8bit_operand.
11566         * config/mn10300/mn10300.c (call_address_operand,
11567         const_8bit_operand, const_1f_operand): Move to predicates.md.
11568         * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
11569         * config/mn10300/mn10300.md: Include predicates.md.
11570         * config/mn10300/predicates.md: New.
11572 2005-03-18  Joseph S. Myers  <joseph@codesourcery.com>
11574         * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
11575         declarations in diagnostics and %E for identifiers, not %s.
11577 2005-03-18  Jan Hubicka  <jh@suse.cz>
11578             Dale Johannesen  <dalej@apple.com>
11580         * basic-block.h (scale_bbs_frequencies_int,
11581         scale_bbs_frequencies_gcov_type): Declare.
11582         * cfg.c (RDIV): New macro.
11583         (update_bb_frequency_for_threading): Fix.
11584         * basic-block.h (scale_bbs_frequencies_int,
11585         scale_bbs_frequencies_gcov_type): New.
11586         * cfgloopmanip.c (scale_bbs_frequencies): Kill.
11587         (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
11588         scale_bbs_frequencies_int.
11589         * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
11591 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
11593         * config/m32r/m32r-protos.h: Remove the prototypes for
11594         call_address_operand, symbolic_operand, seth_add3_operand,
11595         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
11596         reg_or_uint16_operand, reg_or_cmp_int16_operand,
11597         two_insn_const_operand, move_src_operand,
11598         move_double_src_operand, move_dest_operand,
11599         eqne_comparison_operator, signed_comparison_operator,
11600         large_insn_p, conditional_move_operand, carry_compare_operand,
11601         m32r_block_immediate_operand, extend_operand,
11602         reg_or_eq_int16_operand, int8_operand, and
11603         reg_or_zero_operand.
11604         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
11605         seth_add3_operand, int8_operand, cmp_int16_operand,
11606         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
11607         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
11608         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
11609         move_double_src_operand, move_dest_operand,
11610         eqne_comparison_operator, signed_comparison_operator,
11611         extend_operand, small_insn_p, large_insn_p,
11612         conditional_move_operand, carry_compare_operand,
11613         m32r_block_immediate_operand): Move to predicates.md.
11614         (MAX_MOVE_BYTES): Move to m32r.h.
11615         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
11616         * config/m32r/m32r.md: Include predicates.md.
11617         * config/m32r/predicates.md: New.
11619         * config/pa/pa-protos.h: Add prototypes for magic_milli and
11620         shadd_constant_p.
11621         * config/pa/pa.c (reg_or_0_operand, call_operand_address,
11622         symbolic_operand, symbolic_memory_operand,
11623         reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
11624         indexed_memory_operand, move_dest_operand, move_src_operand,
11625         prefetch_cc_operand, prefetch_nocc_operand,
11626         reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
11627         arith_operand, arith11_operand, pre_cint_operand,
11628         post_cint_operan, arith_double_operand, ireg_or_int5_operand,
11629         ireg_operand, int5_operand, uint5_operand, int11_operand,
11630         uint32_operand, arith5_operand, and_operand, ior_operand,
11631         lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
11632         pc_or_label_operand, div_operand, plus_xor_ior_operator,
11633         shadd_operand, movb_comparison_operator,
11634         cmpib_comparison_operator): Move to predicates.md.
11635         (magic_milli, shadd_constant_p): Make it extern.
11636         * config/pa/pa.h (PREDICATE_CODES): Remove.
11637         * config/pa/pa.md: Include predicates.md.
11638         * config/pa/predicates.md: New.
11640         * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
11641         predicate.
11643 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
11645         * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
11646         config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
11647         config/alpha/freebsd.h, config/alpha/linux.h,
11648         config/alpha/netbsd.h, config/alpha/osf5.h,
11649         config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
11650         config/h8300/h8300-protos.h, config/h8300/h8300.c,
11651         config/h8300/h8300.h, config/ia64/unwind-ia64.c,
11652         doc/cppopts.texi: Update copyright.
11654 2005-03-18  Jan Hubicka  <jh@suse.cz>
11656         PR middle-end/20225
11657         * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
11658         too late.
11659         * varasm.c (find_decl_and_mark_needed): Mark needed only when not
11660         called too late.
11662 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
11664         * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
11665         VEC_safe_push.
11667 2005-03-18  Paolo Bonzini  <bonzini@gnu.org>
11669         * combine.c (gen_binary): Remove.
11670         (known_cond, simplify_shift_const, find_split_point,
11671         combine_simplify_rtx, simplify_if_then_else, simplify_set,
11672         simplify_logical, expand_field_assignment, extract_left_shift,
11673         force_to_mode, if_then_else_cond, apply_distributive_law,
11674         simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
11675         simplify_comparison, reversed_comparison): Replace with
11676         simplify_gen_binary, simplify_gen_relational or
11677         distribute_and_simplify_rtx.
11678         (distribute_and_simplify_rtx): New function.
11680 2005-03-18  Alexey Neyman  <alex.neyman@auriga.ru>
11681             Paolo Bonzini  <gcc.gnu.org>
11683         * calls.c (setjmp_call_p, special_function_p): Update comments
11684         at the head of the functions.
11686 2005-03-18  Jan Hubicka  <jh@suse.cz>
11688         * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
11690         * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
11691         function body should be released; do not proactively release function
11692         bodies in non-unit-at-a-time mode.
11694 2005-03-18  Ralf Corsepius  <ralf.corsepius@rtems.org>
11696         * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
11697         mno-fp-ret-in-387 multilib variants.
11699 2005-03-18  Richard Sandiford  <rsandifo@redhat.com>
11701         * common.opt (m): Remove.
11702         * opts.c (handle_option): Pass 'm' options to set_target_switch if
11703         table lookup fails.
11704         (common_handle_option): Remove OPT_m case.
11706 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
11708         * builtins.c (fold_builtin_bitop): Take decomposed arguments
11709         of CALL_EXPR.
11710         (fold_builtin_1): Update a call to fold_builtin_bitop.
11712         * builtins.c (fold_builtin_signbit): Take decomposed arguments
11713         of CALL_EXPR.
11714         (fold_builtin_1): Update a call to fold_builtin_signbit.
11716 2005-03-17  Dorit Naishlos  <dorit@il.ibm.com>
11718         PR tree-optimization/20474
11719         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
11720         size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
11722 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
11724         * config/h8300/h8300-protos.h: Remove prototypes for
11725         general_operand_src, general_operand_dst, single_one_operand,
11726         single_zero_operand, call_insn_operand,
11727         two_insn_adds_subs_operand, small_call_insn_operand,
11728         jump_address_operand, bit_operand, bit_memory_operand,
11729         stack_pointer_operand, const_int_gt_2_operand,
11730         const_int_ge_8_operand, const_int_qi_operand,
11731         const_int_hi_operand, incdec_operand, bit_operator,
11732         nshift_operator, eqne_operator, gtle_operator,
11733         gtuleu_operator, iorxor_operator.
11734         Add prototypes for h8sx_shift_type h8sx_classify_shift and
11735         h8300_ldm_stm_parallel.
11736         * config/h8300/h8300.c (h8sx_shift_type,): Move to
11737         h8300-protos.h.
11738         (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
11739         SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
11740         (h8300_ldm_stm_parallel): Make it extern.
11741         (h8300_ldm_parallel, h8300_stm_parallel,
11742         h8300_return_parallel, general_operand_src,
11743         general_operand_dst, h8300_dst_operand, h8300_src_operand,
11744         nibble_operand, reg_or_nibble_operand, single_one_operand,
11745         single_zero_operand, call_insn_operand,
11746         two_insn_adds_subs_operand, small_call_insn_operand,
11747         jump_address_operand, bit_operand, bit_memory_operand,
11748         stack_pointer_operand, const_int_gt_2_operand,
11749         const_int_ge_8_operand, const_int_qi_operand,
11750         const_int_hi_operand, incdec_operand, eqne_operator,
11751         gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
11752         h8sx_binary_memory_operator, h8sx_unary_memory_operator,
11753         h8sx_unary_shift_operator, h8sx_binary_shift_operator,
11754         nshift_operator): Move to predicates.md.
11755         * config/h8300/h8300.h (PREDICATE_CODES): Remove.
11756         * config/h8300/h8300.md: Include predicates.md.
11757         * config/h8300/predicates.md: New.
11759 2005-03-17  Richard Henderson  <rth@redhat.com>
11761         * config.gcc (ia64*-*-hpux*): Add extra_options.
11762         * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
11763         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11764         * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
11765         (ia64_tls_size_string, ia64_tune_string): Remove.
11766         (ia64_tune): Init to PROCESSOR_ITANIUM2.
11767         (TARGET_DEFAULT_TARGET_FLAGS): New.
11768         (TARGET_HANDLE_OPTION): New.
11769         (ia64_override_options): Move options parsing ...
11770         (ia64_handle_option): ... here.  New.
11771         * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
11772         MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
11773         MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
11774         MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
11775         MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
11776         MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
11777         MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
11778         TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
11779         TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
11780         TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
11781         TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
11782         TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
11783         TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
11784         TARGET_EARLY_STOP_BITS): Remove.
11785         (TARGET_ILP32): Default false.
11786         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
11787         (enum ia64_inline_type): New.
11788         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
11789         * config/ia64/ia64.md: Update for new definitions of
11790         TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
11791         * config/ia64/ia64.opt: New file.
11792         * config/ia64/ilp32.opt: New file.
11794 2005-03-17  H.J. Lu  <hongjiu.lu@intel.com>
11796         PR target/18380
11797         * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
11799 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
11801         * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
11802         instead of MASK_H8300S.
11803         * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
11804         MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
11805         MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
11806         MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
11807         TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
11808         TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
11809         TARGET_SWITCHES): Remove.
11810         (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
11811         TARGET_H8300SX.
11812         * config/h8300/h8300.opt: New.
11814         * config/alpha/alpha.opt, config/arc/arc.opt,
11815         config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
11816         notices.
11818 2005-03-17  Ian Lance Taylor  <ian@airs.com>
11820         * gmon.c: Remove.
11822 2005-03-17  Richard Sandiford  <rsandifo@redhat.com>
11824         * config/arc/arc.c (arc_cpu_string): Make static.  Default to "base"
11825         (arc_text_string, arc_data_string, arc_rodata_string): Make static.
11826         (TARGET_HANDLE_OPTION): Override default.
11827         (arc_handle_option): New function.
11828         (arc_init): Remove code to set arch_cpu_string.
11829         * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
11830         (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
11831         (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
11832         (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
11833         (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
11834         (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
11835         (arc_rodata_string, TARGET_OPTIONS): Delete.
11836         * config/arc/arc.opt: New file.
11838 2005-03-17  Richard Henderson  <rth@redhat.com>
11840         * doc/extend.texi (Weak Pragmas): New section.
11841         (attribute alias): Clarify that target must be in the same
11842         translation unit.
11844 2005-03-17  Richard Henderson  <rth@redhat.com>
11846         * config/alpha/alpha.opt: New file.
11847         * config/alpha/alpha.c (alpha_tune): New.  Rename all existing uses
11848         of alpha_cpu.
11849         (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
11850         alpha_fprm_string, alpha_fptm_string): Make static.
11851         (alpha_tls_size_string): Remove.
11852         (alpha_handle_option): New.
11853         (override_options): Update for alpha_cpu/alpha_tune split.
11854         (alpha_file_start): Likewise.
11855         (TARGET_DEFAULT_TARGET_FLAGS): New.
11856         (TARGET_HANDLE_OPTION): New.
11857         * config/alpha/alpha.h (alpha_tune): Declare.
11858         (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
11859         MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
11860         MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
11861         TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
11862         TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
11863         TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
11864         MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
11865         MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
11866         TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
11867         TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
11868         (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
11869         (TARGET_DEFAULT): Remove MASK_FP.
11870         (TARGET_FP): Redefined based on TARGET_SOFT_FP.
11871         (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
11872         (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
11873         alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
11874         alpha_tls_size_string): Remove.
11875         * config/alpha/alpha.md (prefetch): Use alpha_cpu.
11876         (attribute tune): Rename from attribute cpu.
11877         * config/alpha/ev4.md: Update to match.
11878         * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
11879         * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
11880         * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
11881         * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
11882         * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
11883         * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
11885 2005-03-16  James E. Wilson  <wilson@specifixinc.com>
11887         * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
11888         and return without creating new state if before_nops_num is nonzero.
11889         * config/ia64/ia64.md (first_insn): New attribute.
11890         (alloc): Set it to yes.
11892 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
11894         * tree-vectorizer.c (new_vec_stmt_info): Initialize
11895         STMT_VINFO_SUBVARS to NULL.
11896         * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
11898 2005-03-16 Dale Johannesen  <dalej@apple.com>
11900         * rtlanal.c (find_first_parameter_load):  Rewrite to
11901         return actual first param load or the call if none,
11902         instead of first in block, when not all loads exist.
11904 2005-03-16  Roger Sayle  <roger@eyesopen.com>
11906         * optabs.c (expand_copysign_absneg): Make static.
11907         * optabs.h (expand_copysign_absneg): Delete prototype.
11908         * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
11910 2005-03-16  Richard Henderson  <rth@redhat.com>
11912         PR middle-end/15700
11913         * varasm.c (struct alias_pair): Rename from struct output_def_pair.
11914         (alias_pairs): Rename from output_defs.
11915         (find_decl_and_mark_needed): Split out from assemble_alias.
11916         (do_assemble_alias): New.
11917         (assemble_output_def): Remove.
11918         (finish_aliases_1, finish_aliases_2): New.
11919         (process_pending_assemble_output_defs): Remove.
11920         (assemble_alias): Defer aliases for which we don't yet have a
11921         non-external decl for the target symbol.
11922         * passes.c (rest_of_decl_compilation): Register variables with cgraph.
11923         * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
11924         * toplev.c (compile_file): Use finish_aliases_2 instead of
11925         process_pending_assemble_output_defs.
11926         * tree.h (finish_aliases_1, finish_aliases_2): Declare.
11927         (process_pending_assemble_output_defs): Remove.
11929 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
11931         Fix PR tree-optimization/20489
11933         * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
11934         for empty structures.
11936 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
11938         Fix PR tree-optimization/20490
11940         * tree-ssa-pre.c (create_expression_by_pieces): Use
11941         force_gimple_operand on result of fold.
11943 2005-03-16  Andrew Pinski  <pinskia@physics.uc.edu>
11945         * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
11946         of closing parenthesis.
11948 2005-03-16  Kazu Hirata  <kazu@cs.umass.edu>
11950         * builtins.c (expand_movstr): Update a call to
11951         fold_builtin_strcpy.
11952         (expand_builtin_strncpy): Update a call to
11953         fold_builtin_strncpy.
11954         (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
11955         arguments of CALL_EXPR.
11956         (fold_builtin_1): Update calls to fold_builtin_strcpy and
11957         fold_builtin_strncpy.
11958         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11959         * tree.h: Update the prototypes of fold_builtin_strcpy and
11960         fold_builtin_strncpy.
11962 2005-03-16  Steven Bosscher  <stevenb@suse.de>
11963             Dorit Naishlos  <dorit@il.ibm.com>
11965         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
11966         UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
11967         error.
11969 2005-03-16  Steven Bosscher  <stevenb@suse.de>
11971         * tree-inline.c (walk_type_fields, walk_tree,
11972         walk_tree_without_duplicates): Move from here...
11973         * tree.c: ...to here.
11975 2005-03-15  Zack Weinberg  <zack@codesourcery.com>
11977         * BASE-VER, DATESTAMP, DEV-PHASE: New files.
11978         * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
11979         (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
11980         (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
11981         (version): Define using $(BASEVER_c).
11982         (Makefile, config.status, build/gcov-iov.o): No longer depends on
11983         version.c.
11984         (version.o): Depend on version files; add custom generation command.
11985         (prefix.o): Define BASEVER on command line.
11986         (s-iov): Depend on version files; adjust command.
11987         (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
11988         Add gcc-vers.texi.
11989         (gcc-vers.texi): New rule.
11990         (doc/%.info, doc/%.dvi): Add -I . to command line.
11991         (doc/gccinstall.dvi): Likewise.
11992         (PACKAGE): Delete.  All uses replaced with "gcc".
11993         * aclocal.m4: Do not include gcc-version.m4.
11994         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
11995         Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
11996         Set is_release based on contents of DEV-PHASE.
11997         Set gcc_version based on contents of BASE-VER.
11998         Define WIN32_REGISTRY_KEY only if the user overrode the default.
11999         * config.in, configure: Regenerate.
12000         * gccbug.in: Determine version of GCC in use at runtime.
12001         * gcov-iov.c: Get version number and development phase from
12002         command line, not by including version.c.
12003         * intl.c: Replace all uses of PACKAGE with "gcc".
12004         * libada-mk.in: Delete unused "gcc_version" variable.
12005         * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
12006         * version.c: (VERSUFFIX): New hook for redistributors; adjust
12007         commentary to match.
12008         (version_string): Put together from pieces.
12009         * config/alpha/x-vms: Do not use $(gcc_version).
12010         * config/i386/t-nwld: Likewise.
12011         * doc/include/gcc-common.texi: Include gcc-vers.texi for
12012         version-GCC and DEVELOPMENT.
12014 2005-03-15  Roger Sayle  <roger@eyesopen.com>
12016         PR tree-optimization/17454
12017         * tree.c (tree_size): Add case for TREE_BINFO.
12018         * fold-const.c (fold_checksum_tree): Only clear the overloaded
12019         field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
12021 2005-03-15  Roger Sayle  <roger@eyesopen.com>
12023         * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
12024         op1 whilst expanding the signed widenening multiply variant.
12026 2005-03-15  Richard Sandiford  <rsandifo@redhat.com>
12028         * toplev.c (display_target_options): Avoid unused variable warning if
12029         TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
12030         * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
12031         (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
12032         (mips_isa): Initialize to MIPS_ABI_DEFAULT.
12033         (mips_isa_info): New variable.
12034         (mips_parse_cpu): Remove the first argument and leave the caller
12035         to report errors.
12036         (TARGET_HANDLE_OPTION): Override default.
12037         (mips_handle_option): New function.  Move option validation code from...
12038         (override_options): ...here.  Update calls to mips_parse_cpu.
12039         * config/mips/mips.h (mips_arch_string, mips_tune_string)
12040         (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
12041         (SUBTARGET_TARGET_OPTIONS): Delete.
12042         * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
12043         (mno-flush-func, mtune=): New options.
12045 2005-03-15  Roger Sayle  <roger@eyesopen.com>
12046             Richard Henderson  <rth@redhat.com>
12048         * real.c (c4x_single_format, c4x_extended_format): Provide values
12049         for signbit_ro for c4x's single and extended floating point formats.
12050         * optabs.c (expand_copysign): Use the floating point format's
12051         signbit_ro for expanding via expand_copysign_absneg, and it's
12052         signbit_rw field for expanding via expand_copysign_bit.
12054 2005-03-15  Dorit Naishlos  <dorit@il.ibm.com>
12056         * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
12057         known_alignment_for_access_p.
12058         (known_alignment_for_access_p): New.
12059         (do_peeling_for_alignment): Field made int instead of bool and renamed
12060         to peeling_for_alignment.
12061         (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
12062         * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
12063         functionality used to be in vect_analyze_operations.
12064         (vect_analyze_operations): Code to determine vectorization factor was
12065         moved to vect_determine_vectorization_factor.
12066         (vect_enhance_data_refs_alignment): Update to correct alignment when it
12067         is known instead of -1.  Set LOOP_PEELING_FOR_ALIGNMENT to peeling
12068         factor.
12069         (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
12070         be part of vect_analyze_operations).
12071         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
12072         creating the guard condition, as the number of iterations may be
12073         constant.
12074         (slpeel_tree_peel_loop_to_edge): Use new name of
12075         LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
12076         * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
12077         alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
12078         (vect_do_peeling_for_alignment): Use fold.
12079         (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
12081         (vect_update_inits_of_dr): Renamed to
12082         vect_update_init_of_dr.
12083         (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
12084         (vectorizable_store): Fix assertion to use == instead of =.
12086 2005-03-15  Daniel Jacobowitz  <dan@codesourcery.com>
12088         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
12089         call_used_regs for wCG registers.
12091 2005-03-15  Ulrich Weigand  <uweigand@de.ibm.com>
12093         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
12094         for non-offsettable memory references to cope with outstanding reload
12095         replacements, take 2.
12097 2005-03-15  Uros Bizjak  <uros@kss-loka.si>
12099         PR target/18668
12100         * config/i386/i386.h (x86_fisttp): New.
12101         (TARGET_FISTTP): New macro.
12102         * config/i386/i386.c (x86_fisttp): Set for NOCONA.
12103         (output_fix_trunc): Add fisttp parameter.  Generate fisttp x87
12104         instruction when fisttp flag is set.
12105         * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
12107         * config/i386/i386.md (type attribute): Add fisttp.
12108         (unit attribute): Set to i387 for fisttp type.
12109         (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
12110         (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
12111         TARGET_FISTTP.
12112         (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
12113         Generate fisttp patterns for TARGET_FISTTP. Implement using mode
12114         macros.
12115         (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
12116         patterns for TARGET_FISTTP.  Enable patterns for
12117         (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
12118         (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
12119         fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
12120         implement fisttp x87 insn.
12121         (fix_trunc*_i387_fisttp splitters): New patterns.
12122         (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
12123         Rename to *fix_trunc<mode>_i387_1.  Implement using mode macros.
12124         Disable patterns for TARGET_FISTTP.  Add comment about FLAGS_REG
12125         clobber.
12126         (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
12127         Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
12128         Implement using mode macros. Disable patterns for TARGET_FISTTP.
12129         (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
12130         fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
12131         fix_trunc<mode>_i387_with_temp. Implement using mode macros.
12132         Disable patterns for TARGET_FISTTP.
12133         (fix_trunc*_i387 splitters): Implement usign mode macros.
12134         (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
12135         fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
12136         (fix_trunx*_sse peephole2s): Implement using mode macros.
12138 2005-03-15  J"orn Rennecke <joern.rennecke@st.com>
12140         PR rtl-optimization/20291
12141         * combine.c (try_combine): If splitting fails, re-try with
12142         original combined pattern, i.e. before clobber stripping.
12144 2005-03-14  Eric Christopher  <echristo@redhat.com>
12146         * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
12147         STACK_GROWS_DOWNWARD.
12149 2005-03-14  Roger Sayle  <roger@eyesopen.com>
12151         * real.h (struct real_format): Split the signbit field into two
12152         two fields, signbit_ro and signbit_rw.
12153         * real.c (ieee_single_format, mips_single_format, ieee_double_format,
12154         mips_double_format, ieee_extended_motorola_format,
12155         ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
12156         ieee_extended_intel_128_format, ibm_extended_format,
12157         mips_extended_format, ieee_quad_format, mips_quad_format,
12158         vax_f_format, vax_d_format, vax_g_format, i370_single_format,
12159         i370_double_format, c4x_single_format, c4x_extended_format,
12160         real_internal_format): Update initializers for new field.
12161         * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
12162         real_format structure.
12163         * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
12164         field of the real_format structure.
12166 2005-03-14  Daniel Berlin <dberlin@dberlin.org>
12168         Fix PR tree-optimization/20458
12170         * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
12171         DECL_EXTERNAL on STRUCT_FIELD tags.
12172         (clear_call_clobbered): Ditto.
12173         * tree-ssa-operands.c (note_addressable): Make sure the original
12174         variable doesn't slip into the addressable list if we have
12175         subvars.
12176         * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
12177         tags too.
12179 2005-03-14  Geoffrey Keating  <geoffk@apple.com>
12181         * doc/cppopts.texi (-fexec-charset): Add concept index entry.
12182         (-fwide-exec-charset): Likewise.
12183         (-finput-charset): Likewise.
12184         * doc/invoke.texi (Warning Options): Document -Wnormalized=.
12185         * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
12186         * c.opt (Wnormalized): New.
12188 2005-03-14  Devang Patel  <dpatel@apple.com>
12190         * doc/invoke.texi: Add reference to Visibility document.
12192 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
12194         * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
12195         MASK_SPLIT_ADDRESSES.
12196         * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
12197         (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
12198         (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
12199         (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
12200         (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
12201         (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
12202         (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
12203         (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
12204         (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
12205         (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
12206         (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
12207         (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
12208         (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
12209         (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
12210         (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
12211         (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
12212         (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
12213         (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
12214         (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
12215         (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
12216         (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
12217         (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
12218         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
12219         (TARGET_EXPLICIT_RELOCS): Delete.
12220         (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
12221         (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
12222         * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
12223         (override_options): Set MASK_LONG64 if -mint64 is given and no
12224         -mlongXX option is.  Complain about -mint64 -mlong32.
12225         (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
12226         MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
12227         * config/mips/mips.opt: New file.
12229 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
12231         * config.gcc (extra_options): New variable for listing option files.
12232         Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
12233         * configure.ac (extra_opt_files): New AC_SUBST variable.
12234         (tm_file_list, tm_include_list): Include options.h first.
12235         * configure: Regenerate.
12236         * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
12237         (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
12238         (s-options-h): New rule.
12239         (options.h): Depend on it.
12240         (TEXI_GCCINT_FILES): Add options.texi.
12241         * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
12242         * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
12243         * target.h (gcc_target): Add default_target_flags and handle_option.
12244         * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
12245         (TARGET_HANDLE_OPTION): New macros.
12246         (TARGET_INITIALIZER): Include them.
12247         * opt-functions.awk (opt_args, nth_arg): New functions.
12248         (switch_flags): Handle the "Target" flag.
12249         (var_args): Delete.
12250         (var_name): Use opt_args and nth_arg.
12251         (var_set, var_ref): Likewise.  Handle "Mask" and "InverseMask".
12252         * opth-gen.awk: Declare target_flags.  Declare MASK_* and TARGET_*
12253         macros for the "Mask" and "InverseMask" options.
12254         * opts.h (cl_var_cond): New enum.
12255         (cl_option): Replace the "has_set_value" and "set_value" fields with
12256         "var_cond" and "var_value".
12257         (CL_TARGET): New macro.
12258         (option_enabled, print_filtered_help): Declare.
12259         (decode_options): Move definition.
12260         * opts.c (handle_option): Search for the original option before
12261         removing any "no-" prefix.  Handle CL_TARGET.  Adjust for the new
12262         var_cond and var_value fields.  Use targetm.handle_option to handle
12263         target options.
12264         (decode_options): Set target_flags to targetm.default_target_flags.
12265         (print_filtered_help): Make global.  Handle CL_TARGET.
12266         (option_enabled): New function.
12267         * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
12268         (display_target_options, set_target_switch, print_switch_values)
12269         (default_pch_valid_p): Guard uses of target_switches with
12270         #ifdef TARGET_SWITCHES.  Also...
12271         (display_target_options): Display the CL_TARGET entries in cl_options.
12272         (set_target_option): Don't complain about the "" option when
12273         TARGET_SWITCHES is undefined.
12274         (print_switch_values): Use option_enabled.
12275         (default_pch_valid_p): Check cl_options[] when looking for something
12276         that has changed the value of target_flags.
12277         * c.opt: Remove documentation from top of file.
12278         * doc/gccint.texi: Add an "Options" chapter.  Include options.texi.
12279         * doc/sourecebuild.texi: Refer to the new options documentation
12280         instead of c.opt.  Document machine-specific .opt files.
12281         * doc/tm.texi (target_flags): Say that this variable is declared
12282         by options.h.
12283         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
12284         (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
12285         an alternative.
12286         * doc/options.texi: New file.
12288 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
12290         PR middle-end/18628
12291         * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
12292         register.
12294 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
12296         PR c++/20280
12297         * gimplify.c (gimplify_cond_expr): Add fallback argument.  Use a
12298         temporary variable of pointer type if an lvalues is required.
12299         (gimplify_modify_expr_rhs): Request an rvalue from it.
12300         (gimplify_expr): Pass fallback on.
12302 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
12304         * cfgbuild.c: Update comments.
12306 2005-03-14  Roger Sayle  <roger@eyesopen.com>
12308         PR rtl-optimization/17236
12309         * optabs.c (expand_doubleword_mult): New helper function split out
12310         from expand_binop.  Permute the order in which instructions are
12311         emitted to minimize the number of simultaneously live registers.
12312         (expand_binop): Call expand_doubleword_mult to synthesize a double
12313         word multiplication.
12315 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
12317         * basic-block.h: Update the prototypes of cached_make_edge and
12318         rtl_make_eh_edge.
12319         * cfg.c (cached_make_edge): Take edge_cache representing one
12320         row of the adjacency matrix of edges.
12321         * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
12322         (make_edges): Initialize edge_cache to represent one row of
12323         the adjacency matrix of edges.
12325 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
12327         * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
12328         New functions.
12329         (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
12330         Remove unused removed_phis variable.
12331         (conditional_replacement): Use build1/build2.
12332         (abs_replacement): Use last_and_only_stmt and build1/build2.
12334 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
12336         * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
12337         ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
12338         * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
12339         (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
12340         * c-common.c (handle_novops_attribute): New function.
12341         (c_common_attribute_table): Add "no vops" entry.
12342         * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
12343         * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
12344         * tree-ssa-operands.c (get_call_expr_operands): Do not
12345         create virtual operands for calls with ECF_NOVOPS flag.
12346         * tree.h (DECL_IS_NOVOPS): New macro.
12347         (struct tree_decl): Add novops_flag.
12348         (ECF_NOVOPS): New constant.
12350 2005-03-14  Uros Bizjak  <uros@kss-loka.si>
12352         PR target/17688
12353         * config/i386/i386.c (x86_use_himode_fiop): New.
12354         (x86_use_simode_fiop): Rename from x86_use_fiop.
12355         * config/i386/i386.h (x86_use_himode_fiop): Declare.
12356         (TARGET_USE_HIMODE_FIOP): New.
12357         (x86_use_simode_fiop): Rename from x86_use_fiop.
12358         (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
12360         * config/i386/i386.md (X87MODEI12): New mode macro define.
12361         (*cmpfp_<mode>): Rename from *cmpfp_si.  Use X87MODEI12 mode macro
12362         to implement x87 FP compare with HImode input operands.
12363         (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
12364         Use X87MODEI12 mode macro to handle HImode input operands.
12365         (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
12366         *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
12367         Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
12368         *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
12369         macro to implement x87 operators with HImode input operands.
12370         (fop splitters): Use X87MODEI12 mode macro to handle HImode
12371         input operands.
12373 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
12375         * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
12376         integer_zerop.
12377         * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
12378         constants invariant.
12380 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
12382         * basic-block.h (BB_VISITED): Removed.
12383         * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
12385 2005-03-14  Falk Hueffner  <falk@debian.org>
12387         PR bootstrap/20424
12388         * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
12390 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
12392         * ggc-zone.c: Fix comment typos.
12394         * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
12395         stringpool.c, config/mips/mips-protos.h: Update copyright.
12397 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
12399         * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
12400         throughout with its typedef, "rtx".
12401         * config/rs6000/rs6000.c: Likewise.  Formatting fixes.
12402         (rs6000_tls_symbol_ref_1): Remove inline keyword.
12403         * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting.  Reorder
12404         regs in comment to match code.
12406 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
12408         * except.c (check_handled): Make it static.
12409         * except.h: Remove the corresponding prototype.
12411         * function.c (get_func_frame_size): Make it static.
12412         * function.h: Remove the corresponding type.
12414         * regclass.c (reg_class_superclasses, reg_class_subclasses):
12415         Make them static.
12416         * hard-reg-set.h: Remove the corresponding declarations.
12418         * tree-cfg.c (verify_stmts): Check that
12419         bb_for_stmt (stmt) == bb for every PHI node and statement.
12421 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
12423         * config.gcc: Remove excess indentation.
12424         (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
12426 2005-03-13  Roger Sayle  <roger@eyesopen.com>
12428         PR middle-end/19331
12429         * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
12430         * fold-const.c (fold_sign_changed_comparison): Likewise.
12431         (fold_binary): Optimize comparisons against widened operands if
12432         the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
12434 2005-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
12436         * config/sparc/sparc.c (struct_value_alias_set): New global variable.
12437         (sparc_override_options): Initialize it.
12438         (sparc_struct_value_rtx): Set it on the MEM to be returned.
12440 2005-03-13  David Edelsohn  <edelsohn@gnu.org>
12442         * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
12443         (reg_or_none500mem_operand): New predicate.
12444         (zero_reg_mem_operand): New predicate.
12445         * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
12446         to reg_or_none500mem_operand.
12447         (extendsfdf2_fpr): Add MEM alternative.
12448         (extenddftf2_internal): Change operand2 predicate to
12449         zero_reg_mem_operand.
12451 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
12453         * ggc-zone.c: Rewritten.
12455         * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
12456         if there are none.
12457         * configure.ac: Define GGC_ZONE for --with-gc=zone.
12458         * config.in: Regenerated.
12459         * configure: Regenerated.
12460         * gengtype.c (write_types_process_field, write_func_for_structure):
12461         Pass new argument to gt_pch_note_object.
12462         * ggc-common.c (struct ptr_data): Add TYPE.
12463         (gt_pch_note_object): Take TYPE argument and save it.
12464         (call_count): Update call to ggc_pch_count_object.
12465         (call_alloc): Update call to ggc_pch_alloc_object.
12466         (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
12467         file.
12468         * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
12469         * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
12470         (ggc_alloc_zone_stat): Delete.
12471         (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
12472         * ggc.h (gt_pch_note_object, ggc_pch_count_object)
12473         (ggc_pch_alloc_object): Update prototypes.
12474         (garbage_zone): Delete.
12475         (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
12476         GGC_ZONE conditional.  Update.  Change tree_zone and rtl_zone into
12477         pointers.
12478         (tree_id_zone): New variable.
12479         (ggc_alloc_cleared_zone): Remove unused.
12480         (ggc_alloc_zone): Define.
12481         (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
12482         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
12483         ggc_alloc_zone_stat.
12484         * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
12485         * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
12486         (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
12487         (make_node_stat): Likewise.  Use tree_id_zone.
12489 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
12490             Joseph S. Myers  <joseph@codesourcery.com>
12492         * configure.ac: Check for MIPS TLS.
12493         * configure: Regenerated.
12494         * config/mips/mips-protos.h (enum mips_symbol_type): Add
12495         SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
12496         SYMBOL_GOTTPREL, and SYMBOL_TPREL.
12497         * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
12498         (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
12499         (mips_classify_symbol, mips_symbolic_constant_p)
12500         (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
12501         (mips_tls_operand_p, mips_call_tls_get_addr)
12502         (mips_legitimize_tls_address, mips_cannot_force_const_mem)
12503         (mips_tls_symbol_ref_1): New functions.
12504         (mips_legitimize_address, mips_legitimize_const_move): Call
12505         mips_legitimize_tls_address.
12506         (override_options): Handle V1_REG and TLS symbols.  Disable TLS
12507         for MIPS16.
12508         * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
12509         (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
12510         (mips_char_to_class): Document V1_REG.
12511         (HAVE_AS_TLS): Provide default.
12512         * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
12513         constants.
12514         (load_got<mode>): Renamed from *load_got<mode>.  Allow when
12515         !TARGET_ABICALLS.
12516         (tls_get_tp_<mode>): New instruction.
12518 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
12520         * configure.ac: Update checks for target tools.
12521         * configure: Regenerated.
12523 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
12525         * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
12527 2005-03-13  Roger Sayle  <roger@eyesopen.com>
12529         * expmed.c (expand_mult): Use synthetic multiplication sequences for
12530         more classes of DImode multiplication by constant.  Allow both
12531         multiplication by small negative constants (by performing a
12532         multiplication by a positive constant and negating the result) and
12533         multiplications by large powers of two, by using a left shift.
12535 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
12537         * tree-into-ssa.c (find_idf): Speed up by putting the indexes
12538         of basic blocks into work_stack.
12540         * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
12541         config/mips/vr.h: Update copyright.
12543         * c-decl.c (c_init_decl_processing): Remove useless calls to
12544         build_function_type.
12546         * builtins.c (fold_trunc_transparent_mathfn,
12547         fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
12548         fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12549         fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
12550         fold_builtin_strcpy, fold_builtin_strncpy,
12551         fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
12552         TREE_TYPE (exp).
12554         * builtins.c (expand_builtin_mathfn_3): Remove local variable
12555         before_call.
12557         * lambda-code.c (lambda_compute_auxillary_space): Remove local
12558         variable determinant.
12560         * tree-cfg.c (group_case_labels): Remove local variable type.
12562         * tree-ssa-live.c (build_tree_conflict_graph): Remove local
12563         variable ann.
12565         * tree-ssa-phiopt.c (value_replacement): Remove local variable
12566         result.
12568 2005-03-13  Andy Hutchinson  <HutchinsonAndy@netscape.net>
12570         PR target/18251
12571         * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
12572         (*movmemqi_insn): Delete.
12573         (*movmemhi): Delete.
12575 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
12577         * builtins.c (fold_builtin_classify): Take decomposed
12578         arguments of CALL_EXPR.
12579         (fold_builtin_1): Update a call to fold_builtin_classify.
12581 2005-03-13  Joseph S. Myers  <joseph@codesourcery.com>
12583         PR c/20402
12584         * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
12585         through into call to parser_xref_tag after parse error.
12586         (c_parser_struct_declaration): Consistently return NULL_TREE on
12587         error.
12589 2005-03-12  Daniel Berlin  <dberlin@dberlin.org>
12591         * tree-flow-inline.h (ref_contains_array_ref): New function.
12592         (lookup_subvars_for_var): Ditto.
12593         (get_subvars_for_var): Ditto.
12594         (var_can_have_subvars): Ditto.
12596         * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
12597         (struct subvar): New type.
12599         * tree-dfa.c (okay_component_ref_for_subvars): New function.
12601         * tree-optimize.c (init_tree_optimization_passes): Call
12602         pass_create_structure_vars.
12604         * tree-ssa-alias.c: Include vec.h.
12605         (init_alias_info): Don't auto-clear call clobbered on struct-field
12606         tags.
12607         (compute_flow_insensitive_aliasing): Handle subvars.
12608         (group_aliases): Handle STRUCT_FIELD aliases.
12609         (setup_pointers_and_addressables): Ditto.
12610         Don't mark variables non-addressable if they still have
12611         addressable subvars.
12612         Also mark subvars addressable when the real variable is marked
12613         addressable.
12614         (add_pointed_to_var): Try to prune the pointed-to set by only
12615         pointing to subvars when possible.
12616         Otherwise, make sure we set addresses_needed and pt_vars to
12617         properly include subvars.
12618         (bitpos_of_field): New function.
12619         (push_fields_onto_fieldstack): Ditto.
12620         (get_or_create_used_part_for): Ditto.
12621         (create_overlap_variables_for): Ditto.
12622         (find_used_portions): Ditto.
12623         (create_structure_vars): Ditto.
12624         (pass_create_structure_vars): New structure.
12626         * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
12627         (get_expr_operands): Handle subvars.  Also try to turn
12628         COMPONENT_REF accesses into must-defs now that we can accurately
12629         portray it.
12630         (note_addressable): Try to only mark as addressable those subvars
12631         we know a COMPONENT_REF touches.
12632         (overlap_subvar): New function.
12634         * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
12635         Handle subvar storing.
12636         (vect_address_analysis): Update caller of vect_object_analysis.
12638         * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
12640         * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
12641         (STMT_VINFO_SUBVARS): New macro.
12643         * common.opts: add flag_tree_salias.
12645         * opts.c (decode_options): flag_tree_salias defaults to on.
12647         * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
12649         * doc/tree-ssa.texi: Document structural alias analysis.
12651 2005-03-12  Steven Bosscher  <stevenb@suse.de>
12653         * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
12654         * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
12655         * tree-ssa-operands.c (get_expr_operands): Likewise.
12656         (get_expr_operands): Likewise for ERROR_MARK.
12658 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
12660         * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
12661         var.
12663         * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
12664         removed_phis.
12666         * tree-ssa-pre.c (compute_avail): Remove local variable val.
12667         (mark_operand_necessary): Remove local variable ver.
12669         * tree-vect-transform.c (vect_get_new_vect_var): Remove local
12670         variable prefix_len.
12672         * value-prof.c (mod_subtract_transform): Remove local variable
12673         value.
12675         * builtins.c (fold_builtin_exponent): Take decomposed
12676         arguments of CALL_EXPR.
12677         (fold_builtin_1): Update a call to fold_builtin_exponent.
12679         * builtins.c (fold_builtin_logarithm): Take decomposed
12680         arguments of CALL_EXPR.
12681         (fold_builtin_1): Update a call to fold_builtin_logarithm.
12683         * c-decl.c (c_init_decl_processing): Remove local variables
12684         ptr_ftype_void and ptr_ftype_ptr.
12686         * gimplify.c (gimplify_expr): Remove local variables r0 and
12687         r1.
12689         * reg-stack.c (move_for_stack_reg): Remove local variable
12690         push_insn.
12691         (compare_for_stack_reg): Remove local variable flags_user.
12692         (convert_regs_1): Remove local variable deleted.
12694         * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
12695         variable new_cond.
12696         (combine_blocks): Remove local variables exits and new_e.
12698         * tree-inline.c (expand_call_inline): Remove local variable
12699         decl.
12701         * tree-ssa-live.c (create_ssa_var_map,
12702         calculate_live_on_entry): Remove local variable snn.
12704 2005-03-12  Geoffrey Keating  <geoffk@apple.com>
12706         * c-lex.c (c_lex_with_flags): Add parameter to call to
12707         cpp_spell_token.
12709 2005-03-11  Per Bothner  <per@bothner.com>
12711         * c-tree.h (struct c_declarator): New id_loc field.
12712         * c-pragma.h (c_lex_with_flags): Take position reference.
12713         * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
12714         iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
12715         (c_lex): Pass dummy location to c_lex_with_flags.
12716         * c-parser.c (c_lex_one_token): Set c_token's location using
12717         c_lex_with_flags, instead of input_location, which might be "ahead".
12718         (c_parser_direct_declarator): Set declarator's id_loc from
12719         c_token's id_loc.
12720         * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
12721         declarator's id_loc, rather than probably-imprecise input_location.
12722         (build_id_declarator): Initialize c_declarator's id_loc field.
12724 2005-03-11  Roger Sayle  <roger@eyesopen.com>
12726         PR middle-end/20419
12727         * builtins.c (expand_builtin_signbit): Force the signbit's word
12728         into an integer register to avoid SUBREGs of floating point modes.
12730 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
12732         * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
12733         target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
12734         tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
12735         config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
12737 2005-03-11  David Edelsohn  <edelsohn@gnu.org>
12739         PR rtl-optimization/20306
12740         * expr.c (emit_move_complex): Set try_int false if mode is
12741         MODE_COMPLEX_FLOAT and mov_optab exists for inner mode.  Only try
12742         emit_block_move if try_int is true.
12744 2005-03-11  Richard Henderson  <rth@redhat.com>
12746         PR target/20415
12747         * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
12748         * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
12749         to match.
12751 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
12753         * config/mips/mips.h (mips_fix_vr4130_string): Declare.
12754         (TARGET_FIX_VR4130): New macro.
12755         (TARGET_OPTIONS): Add -mfix-vr4130.
12756         (ISA_HAS_MACCHI): New macro.
12757         (ASM_SPEC): Add -mfix-vr4130.
12758         * config/mips/mips.c (mips_fix_vr4130_string): New variable.
12759         (override_options): Handle mips_fix_vr4130_string.
12760         (mips_avoid_hazards): Clear all_noreorder_p
12761         if we're working around VR4130 errata and the macc alternatives
12762         are not available.
12763         * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
12764         (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
12765         * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
12766         (MULTILIB_DEFAULTS): Remove leading "march=".
12767         (DRIVER_SELF_SPECS): Likewise.  Make -mfix-vr4130 imply -march=vr4130
12768         if no architecture option is given.
12769         * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
12770         VR4130 multilibs.
12771         (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
12772         * doc/invoke.texi: Document -mfix-vr4130.
12774 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
12776         * config/mips/mips.c (override_options): Only warn about -mint64
12777         deprecation if TARGET_INT64.
12779 2005-03-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
12781         * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
12782         ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
12783         ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
12784         are non-specific regarding the nonnull parameter positions.
12785         (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
12786         ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
12787         ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
12788         ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
12790         * builtins.def: Use the non-specific "nonnull" attibute lists.
12792 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
12794         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12795         single_pred_edge, single_succ, single_pred): Improve comments.
12797 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
12799         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
12800         single_pred_edge, single_succ, single_pred): New inline functions.
12801         * bb-reorder.c (rotate_loop, find_traces_1_round,
12802         add_labels_and_missing_jumps, fix_up_fall_thru_edges,
12803         duplicate_computed_gotos): Use the single_succ/pred functions.
12804         * cfganal.c (forwarder_block_p): Ditto.
12805         * cfgbuild.c (compute_outgoing_frequencies): Ditto.
12806         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
12807         outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
12808         merge_seq_blocks): Ditto.
12809         * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
12810         * cfglayout.c (fixup_reorder_chain): Ditto.
12811         * cfgloop.c (mark_single_exit_loops, update_latch_info,
12812         canonicalize_loop_headers, verify_loop_structure): Ditto.
12813         * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
12814         mfb_update_loops, create_preheader, force_single_succ_latches,
12815         create_loop_notes): Ditto.
12816         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
12817         force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
12818         commit_one_edge_insertion, purge_dead_edges,
12819         cfg_layout_can_merge_blocks_p): Ditto.
12820         * except.c (sjlj_emit_function_enter): Ditto.
12821         * flow.c (init_propagate_block_info): Ditto.
12822         * function.c (thread_prologue_and_epilogue_insns): Ditto.
12823         * gcse.c (find_implicit_sets, bypass_conditional_jumps,
12824         insert_insn_end_bb): Ditto.
12825         * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
12826         find_if_case_2): Ditto.
12827         * lambda-code.c (perfect_nestify): Ditto.
12828         * lcm.c (optimize_mode_switching): Ditto.
12829         * loop-doloop.c (doloop_modify): Ditto.
12830         * loop-init.c (loop_optimizer_init): Ditto.
12831         * loop-iv.c (simplify_using_initial_values): Ditto.
12832         * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12833         * loop-unswitch.c (unswitch_loop): Ditto.
12834         * modulo-sched.c (generate_prolog_epilog): Ditto.
12835         * predict.c (combine_predictions_for_insn, estimate_probability,
12836         tree_estimate_probability, last_basic_block_p,
12837         estimate_bb_frequencies): Ditto.
12838         * profile.c (branch_prob): Ditto.
12839         * regrename.c (copyprop_hardreg_forward): Ditto.
12840         * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
12841         * tracer.c (layout_superblocks): Ditto.
12842         * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
12843         cfg_remove_useless_stmts_bb, cleanup_control_flow,
12844         cleanup_control_expr_graph, disband_implicit_edges,
12845         tree_find_edge_insert_loc, bsi_commit_edge_inserts,
12846         tree_verify_flow_info, tree_make_forwarder_block,
12847         tree_forwarder_block_p, remove_forwarder_block,
12848         remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
12849         * tree-if-conv.c (tree_if_conversion): Ditto.
12850         * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12851         * tree-ssa-dce.c (remove_dead_stmt): Ditto.
12852         * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
12853         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
12854         copy_loop_headers): Ditto.
12855         * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
12856         * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
12857         * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
12858         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
12859         * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
12860         * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
12861         * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
12862         * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
12863         * tree-ssa-threadupdate.c (redirect_edges): Ditto.
12864         * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
12865         eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
12866         * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
12867         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
12868         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
12869         slpeel_add_loop_guard): Ditto.
12871 2005-03-11  James A. Morrison  <phython@gcc.gnu.org>
12873         PR tree-optimization/15784
12874         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
12875         and -1 - A to ~A.
12877         * stmt.c (expand_case): Don't change index_type.  Convert minval
12878         to the proper type.
12880         PR tree-optimization/20130
12881         * fold-const.c (fold): Fold x * -1 into -x.
12883 2005-03-11  Kaz Kojima  <kkojima@gcc.gnu.org>
12885         PR rtl-optimization/20331
12886         * rtlanal.c (modified_between_p): Check its address first for MEM.
12887         (modified_in_p): Likewise.
12889 2005-03-11  Joseph S. Myers  <joseph@codesourcery.com>
12891         * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
12893 2005-03-10  Steven Bosscher  <stevenb@suse.de>
12895         * expr.c (expand_expr_real_1): If possible, use a conditional
12896         move for expanding MIN_EXPR and MAX_EXPR.
12897         Use temp for moving around rtx-en.
12899 2005-03-10  Andrew Pinski  <pinskia@physics.uc.edu>
12901         PR rtl-opt/20412
12902         * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
12903         correct mode.
12905 2005-03-10  Roger Sayle  <roger@eyesopen.com>
12907         * builtins.c (expand_builtin_signbit): Extend to handle floating
12908         point modes wider than the largest integer type, using the
12909         operand_subword_force function to obtain the signbit's word.
12911 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
12913         PR target/20322
12914         * combine.c (try_combine): If recog_for_combine added CLOBBERs
12915         to NEWI2PAT, fail to combine if they are used by NEWPAT.
12917 2005-03-10  Aldy Hernandez  <aldyh@redhat.com>
12919         * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
12921 2005-03-10  Kazu Hirata  <kazu@cs.umass.edu>
12923         * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
12924         type void.
12925         (perform_edge_inserts): Unconditionally call
12926         free_dominator_info.
12928         * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
12930 2005-03-10  Bob Wilson  <bob.wilson@acm.org>
12932         * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
12934 2005-03-10  Nathan Sidwell  <nathan@codesourcery.com>
12936         * bitmap.c (bitmap_copy): Remove manual loop unrolling.
12938         * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
12939         gcc_unreachable.
12940         (rtl_register_value_prof_hooks,
12941         tree_value_profile_transformations,
12942         tree_register_value_prof_hooks): Likewise.
12943         * var-tracking.c (stack_adjust_offset_pre_post,
12944         variable_htab_free, variable_union, dataflow_set_different_2,
12945         count_uses, variable_was_changed, set_frame_base_location,
12946         set_variable_part, emit_note_insn_var_location, vt_emit_notes,
12947         vt_add_function_parameters): Likewise.
12948         * varasm.c (named_section_real, named_section, make_decl_rtl,
12949         asm_emit_uninitialised, assemble_integer, decode_addr_const,
12950         const_hash_1, compare_constant, copy_constant, force_const_mem,
12951         output_constant_pool_2, output_constant_pool_1, output_constant,
12952         output_constructor, make_decl_one_only, decl_tls_model,
12953         default_no_named_section, default_elf_select_section_1,
12954         default_unique_section_1): Likewise.
12955         * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
12956         * vmsdbgout.c (addr_const_to_string): Likewise.
12958         PR c++/20375
12959         * function.c (struct assign_parm_data_one): Remove last_named
12960         field.
12961         (assign_parm_find_data_types): Don't determine last_named.
12962         Reorder named_parm determination.
12963         (assign_parms): Only setup varargs on the last non-varadic
12964         parameter.
12966 2005-03-10  Kazuhiro Inaoka  <inaoka.lazuhiro@renesas.com>
12968         * config/m32r/m32r.md (load_sda_base_32): New pattern.  Loads
12969         sda base address on medium model.
12971 2005-03-10  Zdenek Dvorak  <dvorakz@suse.cz>
12973         * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
12974         * cfgloop.c (flow_loop_nodes_find): Export.
12975         * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
12976         Declare.
12977         * cfgloopmanip.c (fix_loop_structure): New function.
12978         * predict.c (predict_loops): Clean up the loops information.
12979         * tree-cfg.c (cleanup_tree_cfg_loop): New function.
12980         (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
12981         loop structure.
12982         * tree-flow.h (cleanup_tree_cfg_loop): Declare.
12983         (rewrite_into_loop_closed_ssa): Declaration changed.
12984         * tree-loop-linear.c (linear_transform_loops): Add argument to
12985         rewrite_into_loop_closed_ssa call.
12986         * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12987         * tree-ssa-loop-im.c (move_computations): Ditto.
12988         * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
12989         * tree-vectorizer.c (vectorize_loops): Ditto.
12990         * tree-optimize.c: Include cfgloop.h.
12991         (execute_todo): Choose whether to call cleanup_tree_cfg or
12992         cleanup_tree_cfg_loop.
12993         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
12994         (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
12995         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
12996         cleanup_tree_cfg_loop call.
12997         * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
12998         (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
12999         work on part of cfg.
13001 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
13003         PR inline-asm/20314
13004         * gimplify.c (gimplify_asm_expr): Handle input/output constraints
13005         with multiple alternatives.
13007         * stmt.c (parse_output_constraint): Fix a typo.
13009 2005-03-09  Bob Wilson  <bob.wilson@acm.org>
13011         * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
13012         assembly directive instead of deprecated "no-generics".
13014 2005-03-09  Ulrich Weigand  <uweigand@de.ibm.com>
13016         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13017         for non-offsettable memory references to cope with outstanding reload
13018         replacements.
13019         * config/s390/s390.md ("reload_outti"): Call find_replacement to
13020         avoid losing outstanding address reloads.
13021         ("reload_outdi", "reload_outdf"): Likewise.
13023 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13025         * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
13026         code.  Add more cbrt transformations.
13028 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
13030         * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
13032 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
13034         * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
13035         NULL_TREE when a given tree is not simplified.
13036         (fold): Return the original tree when any of the functions
13037         mentioned above NULL_TREE.
13039         * fold-const.c (fold_unary, fold_binary): Take decomposed
13040         arguments, code, type, op0, and op1 in case of fold_binary.
13041         (fold): Update calls to fold_unary and fold_binary.
13043 2005-03-09  Roger Sayle  <roger@eyesopen.com>
13045         * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
13046         a fndecl and an arglist instead of a CALL_EXPR, exp.
13048 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
13050         * cfglayout.c (fixup_reorder_chain): Remove old_bb.
13052         * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
13054         * expr.c (expand_assignment): Remove orig_to_rtx.
13056         * fold-const.c (int_const_binop): Remove no_overflow.
13058         * ifcvt.c (noce_emit_move_insn): Remove inmode.
13060         * loop-iv.c (get_biv_step_1): Remove lhs.
13062         * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
13064         * real.c (real_nan): Remove neg.
13066         * function.c (thread_prologue_and_epilogue_insns): Remove i
13067         and newinsn.
13069         * tree-data-ref.c (array_base_name_differ_p): Remove ta and
13070         tb.
13072         * tree-eh.c (tree_could_trap_p): Remove idx.
13074         * tree-into-ssa.c (ann): Remove ann.
13076         * tree-outof-ssa.c (num_nodes): Remove num_nodes.
13078         * tree-sra.c (decide_block_copy): Remove inst_count.
13080         * tree-ssa-alias.c (may_alias_p): Remove v_ann.
13082         * tree-ssa-loop-im.c (lhs): Remove.
13084         * cfgbuild.c (state, STATE, SET_STATE,
13085         BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
13086         make_edges.
13087         (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
13088         (find_basic_blocks): Set the state of each basic block to
13089         BLOCK_NEW.
13091 2005-03-08  Jeff Law  <law@redhat.com>
13093         * tree-cfg.c (cleanup_control_flow): If removal of a computed
13094         goto results in the removal of edges in the CFG, then we need
13095         to recompute dominators.
13097 2005-03-09  Ben Elliston  <bje@au.ibm.com>
13099         * c-common.c (c_do_switch_warnings): Comment fix.
13101 2005-03-08  Julian Brown  <julian@codesourcery.com>
13103         * Patch from 2005-03-08 reverted for causing regressions and
13104         ppc-darwin bootstrap failure.
13106 2005-03-08  Fariborz Jahanian <fjahanian@apple.com>
13108         * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
13109         Define the real function for ppc-darwin.
13110         * c-typeck.c (convert_arguments): Check for target-specific
13111         invalid argument call to unprototyped function.
13112         * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
13113         New Macro.
13114         * target.h (invalid_arg_for_unprototyped_fn): New field
13115         in struct calls.
13116         * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
13117         default target hook.
13118         * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
13119         Declare.
13121 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
13123         * c-typeck.c (constructor_stack, constructor_range_stack,
13124         initializer_stack): Make them static.
13126         * cfg.c (rbi_pool): Make it static.
13128         * gimple-low.c (lower_stmt_body): Make it static.
13129         * tree-flow.h: Remove the corresponding prototype.  Don't
13130         declare lower_data.
13132         * sched-deps.c (cache_size): Make it static.
13134         * stor-layout.c (lang_adjust_rli): Make it static.
13136 2005-03-08  Julian Brown  <julian@codesourcery.com>
13138         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
13139         from being used for symbols with vague linkage when
13140         HAVE_GAS_COMDAT_GROUP is true.
13142 2005-03-08  J"orn Rennecke <joern.rennecke@st.com>
13144         * jump.c (invert_jump_1): Don't call redirect_jump_1 with
13145         nlabel == JUMP_LABEL (jump).
13147 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
13149         * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
13150         gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
13151         tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
13152         tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
13154 2005-03-08  Alexey Neyman  <alex.neyman@auriga.ru>
13156         PR c/14411
13157         * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
13158         * c-common.c (handle_returns_twice): New function.
13159         (c_common_attribute_table): Declare eturns_twice' attribute.
13160         * doc/extend.texi: Document eturns_twice' attribute.
13161         * tree.h (DECL_IS_RETURNS_TWICE): New macro.
13162         (struct tree_decl): Add returns_twice_flag.
13164 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
13166         * tree-ssa-phiopt.c: Fix a comment typo.
13168         * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
13169         loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
13170         config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
13171         copyright.
13173 2005-03-08  Richard Henderson  <rth@redhat.com>
13175         * config/alpha/alpha.c (code_for_builtin): Replace special-case
13176         builtin codes with ctzdi2, clzdi2, popcountdi2.
13177         (struct alpha_builtin_def): Add is_const.
13178         (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
13179         (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
13180         (alpha_init_builtins): Init them.  Set nothrow and const attributes
13181         on builtins.
13182         (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
13183         alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
13184         alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
13185         alpha_fold_vector_minmax, alpha_fold_builtin_perr,
13186         alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
13187         alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
13188         alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
13189         alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
13190         (TARGET_FOLD_BUILTIN): New.
13191         * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
13192         (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
13193         (ffsdi2): Use ctz.
13194         (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
13196 2005-03-08  Ira Rosen  <irar@il.ibm.com>
13198         PR tree-optimization/20122
13199         * tree-vect-analyze.c (vect_object_analysis): Analyze initial
13200         condition of access function instead of base.
13202 2005-03-07  Jeff Law  <law@redhat.com>
13203             Steven Bosscher  <stevenb@suse.de>
13205         * tree-cfg.c (find_taken_edge_computed_goto): New function.
13206         (find_taken_edge): Call find_taken_edge_computed_goto as
13207         appropriate.  Allow any gimple invariant rather than just
13208         INTEGER_CST for VAL.
13209         (cleanup_control_flow): Cleanup a computed goto which has turned
13210         into a simple goto.
13211         (tree_merge_blocks): If block B has any forced labels, move
13212         them to the start of block A.
13213         * tree-ssa-dom.c (thread_across_edge): Allow threading across
13214         computed gotos as well.
13215         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
13216         removal of unnecessary computed gotos too.
13217         (lookup_redirection_data): Fix type of INSERT argument.  Callers
13218         updated.
13220 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
13222         * tree-ssa-phiopt.c: Update copyright.  Fix indentations.
13223         Remove trailing spaces.
13225         * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
13226         unshare_all_trees): Make them static.
13227         * tree-gimple.h: Remove the corresponding prototypes.
13229         * diagnostic.h: Remove unused prototype
13230         debug_output_buffer.
13231         * modulo-sched.c: Remove unused prototype
13232         set_row_column_for_ps.
13234         * tree-ssa-phiopt.c (tree_ssa_phiopt,
13235         replace_phi_edge_with_variable): Remove unused variable i.
13237 2005-03-07  Per Bothner  <per@bothner.com>
13239         * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
13241 2005-03-06  Andrew Pinski  <pinskia@physics.uc.edu>
13243         PR tree-opt/17671
13244         * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
13245         bbs on the COND_EXPR instead of the PHI_NODEs.
13246         (candidate_bb_for_phi_optimization): Remove.
13247         (replace_phi_with_stmt): Rename to ...
13248         (replace_phi_edge_with_variable): this and change so that we
13249         replace the phi argument instead of removing the PHI.
13250         (conditional_replacement): Change so we deal with PHI with more
13251         than two arguments.
13252         (value_replacement): Likewise.
13253         (abs_replacement): Likewise.
13255 2005-03-07  Aldy Hernandez  <aldyh@redhat.com>
13257         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
13258         output_e500_flip_gt_bit.
13260         * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
13261         as bit 31.
13262         (rs6000_generate_compare): Fix logic to look at the correct bits.
13263         (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
13264         Look at GT bit.
13265         (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
13266         gen_e500_flip_gt_bit.  Rename gen_move_from_CR_eq_bit to
13267         gen_move_from_CR_gt_bit.
13269         * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
13270         ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
13271         (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
13273         * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
13274         (E500_CR_IOR_COMPARE): New constant.
13276 2005-03-08  Earl Chew <earl_chew@agilent.com>
13277             David Billinghurst <David.Billinghurst@riotinto.com>
13279         * config/i386/host-cygwin.c: New file to support precompiled
13280         headers on cygwin
13281         * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
13282         * config.host: Use above files for cygwin host.
13284 2005-03-07  David Edelsohn  <edelsohn@gnu.org>
13286         * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
13287         ordering ops from earlier change.
13289 2005-03-07  Per Bothner  <per@bothner.com>
13291         Various fixes to allow us to again build if --enable-mapped-location:
13292         * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
13293         unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
13294         * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
13295         local variable loc. Change logic appropriately.
13296         * tree-vect-transform.c (vect_finish_stmt_generation): Use
13297         EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
13298         * c-parser.c (c_parser_for_statement): Initialize loc variable.
13299         * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
13300         DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
13302 2005-03-07  Richard Sandiford  <rsandifo@redhat.com>
13304         PR rtl-optimization/19683
13305         * reload1.c (choose_reload_regs): Pass the number of bits, not the
13306         number of bytes, to smallest_int_for_mode.  Fix arguments to
13307         REG_CANNOT_CHANGE_MODE_P.
13309 2005-03-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
13311         * reorg.c (relax_delay_slots): Check that the jump is
13312         conditional before trying to invert it.
13314 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
13316         * bb-reorder.c (max_entry_frequency, max_entry_frequency):
13317         Make them static.
13319         * calls (stack_arg_under_construction): Make it static.
13321         * flow.c (regs_live_at_setjmp): Make it static.
13322         * flow.h: Remove the corresponding prototype.
13324         * reload1.c (reload_startobj, reload_firstobj,
13325         something_needs_operands_changed, reload_inherited,
13326         reload_inheritance_insn, reload_override_in,
13327         reload_spill_index): Make them static.
13329         * recog.c (verify_changes): Make it static.
13330         * recog.h: Remove the corresponding prototype.
13332         * cfgbuild.c (find_sub_basic_blocks): Remove.
13333         * basic-block.h: Remove the corresponding prototype.
13334         * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
13335         in comments.
13336         * doc/cfg.texi: Don't mention find_sub_basic_blocks.
13338         * tree-ssa-operands.c (check_build_stmt): Remove.
13340         * stor-layout.c (set_alignment): Remove.
13341         * tree.h: Remove the corresponding prototype.
13343         * tree-ssa-pre.c (has_abnormal_preds): Make it static.
13345         * tree-ssa-dce.c (control_dependence_map,
13346         visited_control_parents): Make them static.
13348         * cfghooks.c (verify_flow_info): Remove local variable
13349         num_bb_notes.
13351         * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
13352         last_bb_seen.
13354         * loop-unswitch.c (unswitch_loop): Remove local variable src.
13356 2005-03-07  David Billinghurst <David.Billinghurst@riotinto.com>
13358         * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
13360 2005-03-07  Joseph S. Myers  <joseph@codesourcery.com>
13362         * config/ia64/hpux.h (LINK_SPEC): Add -z.
13363         * config/ia64/ia64.c (ia64_function_value): Return a REG not a
13364         PARALLEL for an empty structure.
13366 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
13368         * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
13370         * fold-const.c (fold_binary): Unroll the very first "for"
13371         loop.
13373 2005-03-06  David Edelsohn  <edelsohn@gnu.org>
13375         * config/rs6000/predicates.md (branch_comparison_operator): Remove
13376         redundant match_code test.
13377         (scc_comparison_operator): Swap match_operand and match_code
13378         tests.
13379         (branch_positive_comparison_operator): Same.
13380         (trap_comparison_operator): Use comparison_operator and swap with
13381         match_code test.
13383 2005-03-06  Marek Michalkiewicz  <marekm@amelek.gda.pl>
13385         PR target/20288
13386         * config/avr/avr.c (print_operand): Add 'p' and 'r'.
13387         (out_movhi_r_mr): Read low byte of volatile MEM first.
13388         (out_movhi_mr_r): Write high byte of volatile MEM first.
13390 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
13392         * cselib.c (reg_values, reg_values_size): Make them static.
13394         * cse.c (cse_reg_info_table): Make it static.
13396         * fold-const.c (fold_unary): Use build1 instead of copy_node.
13398 2005-03-06  Zdenek Dvorak  <dvorakz@suse.cz>
13400         * cse.c (find_best_addr): Use canon_for_address.
13402 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
13404         * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
13405         (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
13406         SUBREG and MEM, respectively.
13408         * fold-const.c (fold_binary): Use code instead of t.
13410         * fold-const.c (optimize_minmax_comparison): Take decomposed
13411         arguments code, type, op0, and op1 instead of t.
13412         (fold_binary): Update a call to optimize_minmax_comparison.
13414         * fold-const.c (fold_range_test): Take decomposed arguments
13415         code, type, op0, and op1 instead of t.
13416         (fold_binary): Update a call to fold_range_test.
13418         * fold-const.c (fold_binary_op_with_conditional_arg): Take
13419         decomposed arguments code, type, op0, and op1 instead of t.
13420         (fold_binary): Update a call to fold_range_test.
13422 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
13424         * fold-const.c (fold_binary): Avoid directly using the original
13425         expression t as much as possible.
13427 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
13429         * c-semantics.c (build_stmt): Use TYPE_P instead of
13430         IS_NON_TYPE_CODE_CLASS.
13431         * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
13432         (NON_TYPE_CHECK): Use TYPE_P instead of
13433         IS_NON_TYPE_CODE_CLASS.
13435         * fold-const.c (fold): Remove handling of binary expressions.
13437 2005-03-05  James A. Morrison  <phython@gcc.gnu.org>
13439         * doc/c-tree.texi: Wrap comments in @r{}.
13440         * doc/cpp.texi: Likewise.
13441         * doc/cppinternals.texi: Likewise.
13442         * doc/extend.texi: Likewise.
13443         * doc/md.texi: Likewise.
13444         * doc/objc.texi: Likewise.
13445         * doc/sourcebuild.texi: Likewise.
13446         * doc/tm.texi: Likewise.
13447         * doc/tree-ssa.texi
13449 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
13451         * predict.c (apply_return_prediction): Standardize PHI chain
13452         walking.
13453         * tree-ssa.c (ssa_redirect_edge): Likewise.
13455         * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
13456         gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
13457         Update copyright.
13459         * tree-phinodes.c (remove_phi_node): Drop the last argument.
13460         * tree-flow.h: Adjust the prototype for remove_phi_node.
13461         * lambda-code.c (perfect_nestify): Adjust a call to
13462         remove_phi_node.
13463         * tree-cfg.c
13464         (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
13465         * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
13466         Likewise.
13467         * tree-ssa-dce.c (remove_dead_phis): Likewise.
13468         * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
13469         * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
13470         * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
13472         * combine.c (simplify_and_const_int): Use gen_int_mode instead
13473         of GEN_INT (trunc_int_for_mode (...)).
13474         * loop-iv.c (iv_number_of_iterations): Likewise.
13475         * postreload.c (reload_cse_move2add): Likewise.
13476         * simplify-rtx.c (simplify_const_unary_operation,
13477         simplify_const_binary_operation): Likewise.
13478         * stor-layout.c (get_mode_bounds): Likewise.
13480         * fold-const.c (fold_binary): New.
13481         (fold): Call fold_binary on binary expressions.
13483 2005-03-05  Richard Sandiford  <rsandifo@redhat.com>
13485         * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
13486         * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
13487         (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
13488         (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
13489         (ASM_SPEC): Pass down -msym32 and -mno-sym32.
13491 2005-03-04  Devang Patel  <dpatel@apple.com>
13493         PR tree-optimization/18815
13494         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13495         loops with zero exit edges.
13497 2005-03-04  Devang Patel  <dpatel@apple.com>
13499         * doc/invoke.texi: Remove reference to webpage that does not exist.
13501 2005-03-04  John David Anglin  <dave.danglin@nrc-cnrc.gc.ca>
13502             Joseph S. Myers  <joseph@codesourcery.com>
13504         PR c++/19797
13505         * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
13506         (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
13507         * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
13508         * pa.c (get_plabel): Change argument to symbol_ref.  Call
13509         maybe_get_identifier instead of get_identifier.
13510         (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
13511         (struct deferred_plabel): Replace name field with symbol field.
13512         (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
13513         ASM_OUTPUT_EXTERNAL_REAL is defined.
13514         (output_global_address): Use output_addr_const for output of all
13515         symbol_refs.
13516         (output_deferred_plabels): Use symbol_ref instead of name for address
13517         output.
13518         * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
13519         ASM_OUTPUT_SYMBOL_REF): New macros.
13520         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw.  Update
13521         comment.
13522         (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
13523         label.
13525 2005-03-05  Joseph S. Myers  <joseph@codesourcery.com>
13527         * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
13528         *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
13530 2005-03-04  Jeff Law  <law@redhat.com>
13532         * basic-block.h (rediscover_loops_after_threading): Declare.
13533         * tree-ssa-dom.c: Include cfgloop.h.
13534         (tree_ssa_dominator_optimize): Discover loops and some basic
13535         properties.  Remove forwarder blocks recreated by loop header
13536         canonicalization.  Also mark backedges in the CFG.
13537         * tree-ssa-threadupdate.c: Include cfgloop.h
13538         (rediscover_loops_after_threading): Define.
13539         (struct local_info): New field, JUMP_THREADED.
13540         (prune_undesirable_thread_requests): New function.
13541         (redirect_edges): Clear EDGE_ABNORMAL.  If edges were threaded
13542         then record that fact for the callers of redirct_edges.
13543         (thread_block): If BB has incoming backedges, then call
13544         prune_undesirable_thraed_requests.    Note when we are
13545         going to have to rediscover loop information.  Return a
13546         boolean indicating if any jumps were threaded.
13547         (thread_through_all_blocks): Bubble up boolean indicating
13548         if any jumps were threaded.
13549         * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
13550         (tree-ssa-threadupdate.o): Similarly.
13552 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
13554         * fold-const.c (fold_ternary): Unroll the "for" loop to
13555         extract operands.
13557 2005-03-04  Andrew Haley  <aph@redhat.com>
13559         * unwind-dw2-fde-glibc.c (struct
13560         unw_eh_callback_data.check_cache): New field.
13561         (frame_hdr_cache): New.
13562         (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
13563         Cache frame header info.
13565 2005-03-04  Richard Sandiford  <rsandifo@redhat.com>
13567         * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
13568         (print_c_condition): Declare.
13569         * read-rtl.c (ptr_loc): New structure.
13570         (ptr_locs, ptr_loc_obstack, joined_conditions)
13571         (joined_conditions_obstack): New variables.
13572         (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
13573         (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
13574         (join_c_conditions, print_c_condition): New functions.
13575         (apply_macro_to_string): Associate the new string with the same
13576         source location as the old one.
13577         (add_condition_to_string): Use join_c_conditions.
13578         (read_string): Use set_rtx_ptr_loc to record a filename and line
13579         number for the string.
13580         (read_rtx): Initialize the new variables above.
13581         * genattrtab.c (write_test_expr, write_attr_value): Use
13582         print_c_condition.
13583         * genconditions.c (write_header): Don't define MAYBE_EVAL.  Move its
13584         comment above the GCC_VERSION check.
13585         (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
13586         Inline the definition of MAYBE_EVAL.
13587         * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
13588         * genoutput.c (process_template): Likewise.
13589         * genpreds.c (write_predicate_subfunction): Likewise.
13590         (write_predicate_expr): Use print_c_condition.
13591         * genrecog.c (write_cond): Likewise.
13592         * gensupport.c (process_rtx): Use join_c_conditions to join the
13593         conditions of a define_insn_and_split.  Record a source location
13594         for the string after the "&&".
13595         (alter_test_for_insn): Use join_c_conditions.
13597 2005-03-04  Andrew Pinski  <pinskia@physics.uc.edu>
13599         Revert for now:
13600         2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
13601         PR tree-optimization/15784
13602         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
13603         and -1 - A to ~A.
13605 2005-03-04  Ben Elliston  <bje@au.ibm.com>
13607         * gcc.c (option_map): Add --coverage.
13608         (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
13609         (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
13610         * config/darwin.h: Pass -lgcov for `coverage'.
13611         * doc/invoke.texi (Debugging Options): Document --coverage.
13613 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
13615         * gcse.c (bypass_block): Use find_edge wherever possible.
13617 2005-03-03  Daniel Berlin <dberlin@dbrelin.org>
13619         Fix PR debug/20253
13621         * c-opts.c (c_common_parse_file): Call start_source_file
13622         and end_source_file at the approriate times.
13624         * dwarf2out.c (dwarf2out_finish): Don't auto-end
13625         the main file, it will be done for us now.
13627 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
13629         * fold-const.c (fold_ternary): New.
13630         (fold): Call fold_ternary on ternary expressions.  Remove
13631         handling of ternary expressions.
13633 2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
13635         PR tree-optimization/15784
13636         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
13637         and -1 - A to ~A.
13639 2005-03-03  David Edelsohn  <edelsohn@gnu.org>
13641         * config/rs6000/predicates.md (branch_comparison_operator):
13642         Convert from C block to conditional format.
13644 2005-03-03  Jan Hubicka  <jh@suse.cz>
13646         * tree-dfa.c (add_referenced_var): Don't walk initializer of external
13647         and non-constant public variables.
13649 2005-03-03  Kazu Hirata  <kazu@cs.umass.edu>
13651         * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
13652         with LABEL_EXPR.
13654         * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
13655         EDGE_I.
13657         * tree-phinodes.c (remove_phi_node): Clean up by factoring out
13658         calls to release_ssa_name and release_phi_node.
13660         * fold-const.c (fold): Remove handling of unary expressions.
13662         * fold-const.c (fold_unary): Avoid directly using the original
13663         expression t as much as possible.
13665 2005-03-03  Roger Sayle  <roger@eyesopen.com>
13666             Andrew Pinski  <pinskia@physics.uc.edu>
13668         * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
13669         RETURN rtx, and not a LABEL_REF containing a NULL pointer.
13671 2005-03-03  Hans-Peter Nilsson  <hp@axis.com>
13673         Describe special registers SRP and MOF as allocatable registers.
13674         * config/cris/cris.c (cris_md_asm_clobbers): New function.
13675         (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
13676         (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
13677         TARGET_HAS_MUL_INSNS.
13678         (cris_print_operand) <case 'd'>: New case.
13679         <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
13680         * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
13681         define.
13682         (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
13683         (REG_ALLOC_ORDER): Update for MOF.
13684         (enum reg_class): New members MOF_REGS, GENERAL_REGS and
13685         SPECIAL_REGS.
13686         (GENERAL_REGS): No longer a define of ALL_REGS.
13687         (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
13688         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
13689         Adjust accordingly.
13690         (CRIS_SPECIAL_REGS_CONTENTS): New macro.
13691         (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
13692         (SECONDARY_RELOAD_CLASS): Define.
13693         (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
13694         (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
13695         (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
13696         (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
13697         (REGISTER_MOVE_COST): Define.
13698         (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
13699         * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
13700         (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
13701         (CRIS_MOF_REGNUM): New define_constants.
13702         ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
13703         special registers.
13704         ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
13705         New patterns.
13706         ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
13707         ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
13708         Adjust for MOF being properly described as a register.
13709         (indir_to_reg_split): Name this split.  Conditionalize on the
13710         destination register being a general register.
13711         (movei): Conditionalize on on operands 0 and 1 having the same
13712         register class.
13714 2005-03-03  Alan Modra  <amodra@bigpond.net.au>
13716         PR target/20277
13717         * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
13718         -mcpu to override any other explicitly given flags.
13720 2005-03-02  J"orn Rennecke <joern.rennecke@st.com>
13722         * recog.c (verify_changes, confirm_change_group): New functions,
13723         broken out of apply_change_group.
13724         (apply_change_group): Use them.
13725         * recog.h (verify_change, confirm_change_group): Declare.
13726         * rtl.h (redirect_jump_2): Declare.
13727         * jump.c (redirect_exp, invert_exp): Delete.
13728         (invert_exp_1): Take second parameter.  Return value.  Changed caller.
13729         (redirect_jump_2): New function, broken out of redirect_jump.
13730         (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
13731         (invert_jump): Use invert_jump_1 and redirect_jump_2.
13732         * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
13734 2005-03-02  Geoffrey Keating  <geoffk@apple.com>
13736         * varasm.c (named_section): Use xstrdup rather than doing it by
13737         hand.
13739         * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
13741 2005-03-02  Devang Patel  <dpatel@apple.com>
13743         Undo PR tree-optimization/18815 fix.
13745 2005-03-02  Devang Patel  <dpatel@apple.com>
13747         PR tree-optimization/18815
13748         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
13749         loops with zero exit edges.
13751 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
13753         * cfg.c (connect_src, connect_dest, disconnect_src,
13754         disconnct_dest): New.
13755         (unchecked_make_edge, remove_edge, redirect_edge_succ,
13756         redirect_edge_pred): Use the new functions.
13758         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
13759         free_dominance_info only when needed.
13761 2005-03-02  David Edelsohn  <edelsohn@gnu.org>
13763         PR target/20276
13764         * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
13765         (reg_or_sub_cint64_operand): Same.
13767 2005-03-02  Jeff Law  <law@redhat.com>
13769         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
13770         CFG_ALTERED in the main DOM iteration loop.
13772 2005-03-02  Mark Mitchell  <mark@codesourcery.com>
13774         PR c++/19916
13775         * varasm.c (initializer_constant_valid_p): Allow conversions
13776         between OFFSET_TYPEs.  Tidy.
13778 2005-03-02  Hans-Peter Nilsson  <hp@axis.com>
13780         * config/cris/cris.md ("return"): Remove epilogue delay list
13781         sanity check.
13783 2005-03-02  Daniel Jacobowitz  <dan@codesourcery.com>
13785         * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
13786         for Thumb.
13787         * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
13789 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
13791         * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
13792         loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
13793         config/m68k/m68k.c, config/mips/mips.h,
13794         config/rs6000/rs6000-protos.h, doc/contrib.texi,
13795         doc/include/gcc-common.texi: Update copyright.
13797         PR middle-end/18029 and PR middle-end/18030
13798         * expr.c (optimize_bitfield_assignment_op): Add a special case
13799         to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
13801         * fold-const.c (fold_unary): New.
13802         (fold): Call fold_unary on unary expressions.
13804 2005-03-02  Richard Guenther  <rguenth@gcc.gnu.org>
13806         * cgraph.h (struct cgraph_edge): Add prev_caller and
13807         prev_callee fields.
13808         (cgraph_node_remove_callees): Export.
13809         * cgraph.c (cgraph_create_edge): Initialize prev_caller
13810         and prev_callee.
13811         (cgraph_edge_remove_callee): New function.
13812         (cgraph_edge_remove_caller): Likewise.
13813         (cgraph_remove_edge): Use.
13814         (cgraph_redirect_edge_callee): Likewise.
13815         (cgraph_node_remove_callees): New function.
13816         (cgraph_node_remove_callers): Likewise.
13817         (cgraph_remove_node): Use.
13818         * tree-optimize.c (tree_rest_of_compilation): Use
13819         cgraph_node_remove_callees instead of manual loop.
13820         * cgraphunit.c (cgraph_finalize_function): Likewise.
13821         (cgraph_expand_function): Likewise.
13822         (cgraph_remove_unreachable_nodes): Likewise.
13824 2005-03-02  Joseph S. Myers  <joseph@codesourcery.com>
13826         PR c/8927
13827         * c-tree.h (undeclared_variable, build_external_ref): Add extra
13828         argument.
13829         * c-decl.c (undeclared_variable): Take location as argument.
13830         * c-typeck.c (build_external_ref): Likewise.
13831         * c-parser.c (c_parser_postfix_expression): Pass location of
13832         identifier to build_external_ref.
13834 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
13836         * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
13837         CCEQ mode for branch_positive_comparison_operator test.
13838         * config/rs6000/predicates (branch_comparison_operator): Revert to
13839         define_predicate.
13840         (scc_comparison_operator): Same.
13841         (branch_positive_comparison_operator): Same.
13843 2005-03-01  Hans-Peter Nilsson  <hp@axis.com>
13845         * config/cris/cris.c (cris_eligible_for_epilogue_delay)
13846         (cris_delay_slots_for_epilogue): Remove.
13847         (save_last): Move into cris_target_asm_function_epilogue.
13848         (cris_target_asm_function_epilogue): Remove tests for file being
13849         NULL.
13850         * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
13851         (cris_delay_slots_for_epilogue): Remove prototypes.
13852         * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
13853         (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
13855 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
13857         * config/rs6000/predicates.md (branch_comparison_operator): Change
13858         to define_special_predicate.
13859         (scc_comparison_operator): Same.
13860         (branch_positive_comparison_operator): Same.
13862 2005-03-01  Daniel Berlin <dberlin@dberlin.org>
13864         * Makefile.in (tree-ssa-sink.o): New.
13865         (OBJS-common): Add tree-ssa-sink.o.
13866         * common.opt: Add -ftree-sink
13867         * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
13868         * timevar.def (TV_TREE_SINK): new timevar.
13869         * tree-flow.h (is_hidden_global_store): Prototype.
13870         * tree-optimize.c (init_tree_optimization_passes): Add
13871         pass_sink_code.
13872         * tree-pass.h (pass_sink_code): New.
13873         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
13874         for non-obvious global store store to is_hidden_global_store, and
13875         call that new function.
13876         * tree-ssa-sink.c: New file.
13877         * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
13878         * doc/passes.texi: Document forward store motion.
13879         * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
13880         * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
13881         * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
13882         * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
13884 2005-03-01  Per Bothner  <per@bothner.com>
13886         * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
13887         and we have a non-zero column-number, add it to the message.
13888         Also factor out the diagnostic_kind_text.
13890 2005-03-01  Zdenek Dvorak  <dvorakz@suse.cz>
13892         * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
13893         flow_loop_pre_header_scan, flow_loop_pre_header_find,
13894         flow_loop_scan): Removed.
13895         (flow_loop_dump): Do not dump removed fields.
13896         (flow_loop_free): Do not free removed fields.
13897         (flow_loops_find): Flags argument removed.  Do not call flow_loop_scan.
13898         (loop_exit_edge_p): New function.
13899         * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
13900         num_pre_header_edges, entry_edges, num_entries, exit_edges,
13901         num_exits, exits_doms.
13902         (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
13903         LOOP_EDGES, LOOP_ALL): Removed.
13904         (flow_loop_scan): Declaration removed.
13905         (loop_exit_edge_p, mark_loop_exit_edges): Declare.
13906         * cfgloopmanip.c (create_loop_notes): Do not pass flags to
13907         flow_loops_find.
13908         * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
13909         (if_convert): Call flow_loops_find and flow_loops_free
13910         when calling mark_loop_exit_edges.
13911         * cfgloopanal.c (mark_loop_exit_edges): Moved from
13912         ifcvt.c.  Removed the flow_loops_find, flow_loops_free and
13913         free_dominance_info calls.
13914         * loop-init.c (flow_loops_find): Ditto.
13915         * passes.c (rest_of_handle_branch_prob): Ditto.
13916         * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
13917         * loop-unroll.c (analyze_insns_in_loop): Do not use
13918         EDGE_LOOP_EXIT.
13919         * predict.c (predict_loops): Do not call flow_loop_scan.
13920         Use get_loop_exit_edges.
13921         (tree_estimate_probability): Do not pass flags to flow_loops_find.
13922         * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
13923         Do not use EDGE_LOOP_EXIT.
13924         (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
13925         to bb_with_exit_edge_p.
13926         (if_convertible_loop_p): Do not call flow_loop_scan.  Use
13927         loop->single_exit.  Do not use EDGE_LOOP_EXIT.  Pass loop
13928         to bb_with_exit_edge_p.
13929         (combine_blocks): Pass loop to bb_with_exit_edge_p.  Do not use
13930         EDGE_LOOP_EXIT.
13931         * tree-loop-linear.c (linear_transform_loops): Do not call
13932         flow_loop_scan.  Use loop->single_exit.
13933         * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
13934         (vect_analyze_loop_form): Do not call flow_loop_scan.
13935         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
13936         loop->single_exit.
13937         (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
13938         loop->single_exit.
13939         * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
13940         slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
13941         slpeel_tree_duplicate_loop_to_edge_cfg,
13942         slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
13943         Use loop_preheader_edge and loop->single_exit.  Do not call
13944         flow_loop_scan.
13946 2005-03-01  Nick Clifton  <nickc@redhat.com>
13948         * config/arm/arm.c (thumb_find_work_register): Check all of the
13949         argument registers to see if they are free, and a couple of
13950         special cases where the last argument register but can be proved
13951         to be available during the function's prologue.
13952         (print_multi_reg, arm_compute_save_reg0_reg12_mask,
13953         output_return_instruction, emit_multi_reg_push, thumb_pushpop,
13954         thumb_unexpanded_epilogue): Use unsigned long as the type for the
13955         register bit-mask.
13956         (thumb_compute_save_reg_mask): Likewise.  Also use
13957         thumb_find_work_register() to ensure that there is agreement about
13958         which work register is going to be used in the prologue.
13959         (thumb_output_function_prologue): Use unsigned long as the type
13960         for the register bit-mask.  Also delay pushing the link register if
13961         other high registers are going to be pushed.
13962         (thumb_compute_save_reg_mask, emit_multi_reg_push,
13963         print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
13964         redundant prototypes.
13966 2005-02-28  John David Anglin  <dave.anglin#nrc-cnrc.gc.ca>
13968         PR target/19819
13969         * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
13970         and after reload in REG+REG indexed addresses without REG_POINTER
13971         set in the base and not set in the index.
13973 2005-02-28  Kaz Kojima  <kkojima@gcc.gnu.org>
13975         * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
13976         Don't undefine here.
13977         (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
13978         (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
13979         (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
13980         (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
13981         LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
13982         Delete.
13983         * config.gcc (sh*-*-linux*): Use config/linux.h.
13985 2005-02-28  Dale Johannesen  <dalej@apple.com>
13986             Stan Shebs  <shebs@apple.com>
13988         Rewrite of 64-bit Darwin structure-by-value pass/return.
13989         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
13990         intoffset, use_stack, named.
13991         * config/rs6000/rs6000.c (rs6000_darwin64_function_arg):  Remove.
13992         (rs6000_darwin64_record_arg_advance_flush):  New.
13993         (rs6000_darwin64_record_arg_advance_recurse): New.
13994         (rs6000_darwin64_record_arg_flush):  New.
13995         (rs6000_darwin64_record_arg_recurse):  New.
13996         (rs6000_darwin64_record_arg):  New.
13997         (rs6000_return_in_memory):  Remove AGGREGATE_TYPE_P check.
13998         (function_arg_boundary):  Handle 128-bit aligned structs.
13999         (function_arg_advance):  Rewrite darwin64 struct handling.
14000         (function_arg):  Call rs6000_darwin64_record_arg.
14001         (function_arg_partial_nregs):  Handle darwin64 structs.
14002         (rs6000_darwin64_function_value):  Remove.
14003         (rs6000_function_value):  Call rs6000_darwin64_record_arg.
14005 2005-02-28  Roger Sayle  <roger@eyesopen.com>
14007         PR tree-optimization/20216
14008         * tree-chrec.c (tree_fold_factorial): Delete.
14009         (tree_fold_binomial): Change argument list to take a return type
14010         and change the type of K to unsigned int.  Rewrite to avoid explicit
14011         evaluation of factorials, and (recursively) calling fold to perform
14012         compile-time arithmetic.  Return NULL on (internal) overflow.
14013         (chrec_evaluate): Change type of K to an unsigned int.  Avoid
14014         calling tree_fold_binomial unnecessarily.  Return chrec_dont_know
14015         if any intermediate calculation overflows.
14016         (chrec_apply): Update call to chrec_evaluate.
14018 2005-02-28  James E Wilson  <wilson@specifixinc.com>
14020         * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
14022 2005-02-28  Joseph S. Myers  <joseph@codesourcery.com>
14024         PR c/20245
14025         * c-parser.c (c_parser_compound_statement): Return error_mark_node
14026         instead of NULL_TREE on error.
14028 2005-02-28  David Edelsohn  <edelsohn@gnu.org>
14030         * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
14031         (EASY_VECTOR_15_ADD_SELF): Remove.
14032         (num_insns_constant_wide): Not static.
14033         (validate_condition_mode): Not static.
14034         (toc_relative_expr_p): Not static.
14035         (legitimate_indirect_address_p): Not static.
14036         (macho_lo_sum_memory_operand): Not static.
14037         (invalid_e500_subreg): Not static.
14038         (easy_vector_same): Not static.
14039         (easy_vector_splat_const): Not static.
14040         (RS6000_SYMBOL_REF_TLS_P): Remove.
14041         (any_operand): Delete.
14042         (any_parallel_operand): Delete.
14043         (count_register_operand): Delete.
14044         (altivec_register_operand): Delete.
14045         (xer_operand): Delete.
14046         (s8bit_cint_operand): Delete.
14047         (short_cint_operand): Delete.
14048         (u_short_cint_operand): Delete.
14049         (non_short_cint_operand): Delete.
14050         (exact_log2_cint_operand): Delete.
14051         (gpc_reg_operand): Delete.
14052         (cc_reg_operand): Delete.
14053         (cc_reg_not_cr0_operand): Delete.
14054         (reg_or_short_operand): Delete.
14055         (reg_or_neg_short_operand): Delete.
14056         (reg_or_aligned_short_operand): Delete.
14057         (reg_or_u_short_operand): Delete.
14058         (reg_or_cint_operand): Delete.
14059         (reg_or_arith_cint_operand): Delete.
14060         (reg_or_add_cint64_operand): Delete.
14061         (reg_or_sub_cint64_operand): Delete.
14062         (reg_or_logical_cint_operand): Delete.
14063         (got_operand): Delete.
14064         (got_no_const_operand): Delete.
14065         (easy_fp_constant): Delete.
14066         (easy_vector_constant): Delete.
14067         (easy_vector_constant_add_self): Delete.
14068         (zero_constant): Delete.
14069         (zero_fp_constant): Delete.
14070         (volatile_mem_operand): Delete.
14071         (offsettable_mem_operand): Delete.
14072         (mem_or_easy_const_operand): Delete.
14073         (add_operand): Delete.
14074         (non_add_cint_operand): Delete.
14075         (logical_operand): Delete.
14076         (non_logical_cint_operand): Delete.
14077         (mask_operand): Delete.
14078         (mask_operand_wrap): Delete.
14079         (mask64_operand): Delete.
14080         (mask64_2_operand): Delete.
14081         (and64_operand): Delete.
14082         (and64_2_operand): Delete.
14083         (and_operand): Delete.
14084         (reg_or_mem_operand): Delete.
14085         (lwa_operand): Delete.
14086         (symbol_ref_operand): Delete.
14087         (call_operand): Delete.
14088         (current_file_function_operand): Delete.
14089         (input_operand): Delete.
14090         (rs6000_nonimmediate_operand): Delete.
14091         (rs6000_tls_symbol_ref): Delete.
14092         (save_world_operation): Delete.
14093         (restore_world_operation): Delete.
14094         (load_multiple_operation): Delete.
14095         (store_multiple_operation): Delete.
14096         (vrsave_operation): Delete.
14097         (mfcr_operation): Delete.
14098         (mtcrf_operation): Delete.
14099         (lmw_operation): Delete.
14100         (stmw_operation): Delete.
14101         (branch_comparison_operator): Delete.
14102         (branch_positive_comparison_operator): Delete.
14103         (scc_comparison_operator): Delete.
14104         (trap_comparison_operator): Delete.
14105         (boolean_operator): Delete.
14106         (boolean_or_operator): Delete.
14107         (min_max_operator): Delete.
14108         * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
14109         (EASY_VECTOR_15): Moved to here.
14110         (EASY_VECTOR_15_ADD_SELF): Move to here.
14111         (PREDICATE_CODES): Delete.
14112         * config/rs6000/rs6000-protos.h: Delete predicate functions.
14113         Declare functions no longer static.
14114         * config/rs6000/predicates.md: New.
14115         * config/rs6000/rs6000.md: Include predicates.md
14117 2005-02-28  Kazu Hirata  <kazu@cs.umass.edu>
14119         * calls.c (emit_call_1): Don't use  REG_ALWAYS_RETURN.
14120         (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
14121         REG_ALWAYS_RETURN.
14122         * cfgrtl.c (need_fake_edge_p): Likewise.
14123         * combine.c (distribute_notes): Likewise.
14124         * emit-rtl.c (try_split): Likewise.
14125         * recog.c (peephole2_opimize): Likewise.
14126         * reg-notes.def (ALWAYS_RETURN): Remove.
14127         * rtl.h (LCT_ALWAYS_RETURN): Remove.
14128         * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
14129         * tree.h (ECF_ALWAYS_RETURN): Remove.
14131 2005-02-28  Roger Sayle  <roger@eyesopen.com>
14133         PR middle-end/19874
14134         * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
14135         between different machine modes is never a "useless" conversion.
14137 2005-02-28  Geert Bosch  <bosch@gnat.com>
14139         PR ada/15977
14140         * doc/contrib.texi: List contributors for Ada front end
14142 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
14144         * simplify-rtx.c (simplify_unary_operation_1,
14145         simplify_const_unary_operation): New, extracted from...
14146         (simplify_unary_operation): ... this one.
14147         (simplify_binary_operation_1,
14148         simplify_const_binary_operation): New, extracted from...
14149         (simplify_binary_operation): ... this one.
14150         * rtl.h (simplify_const_unary_operation,
14151         simplify_const_binary_operation): Add prototypes.
14153 2005-02-28  Julian Brown  <julian@codesourcery.com>
14155         * config/elfos.h: Revert my patch from 2005-02-25 since it broke
14156         building libjava and caused PR regression/20228.
14158 2005-02-28  Paolo Bonzini  <bonzini@gnu.org>
14160         PR bootstrap/17383
14161         * Makefile.in (host_subdir): New.
14162         (build_objdir): New.  Replace ../$(build_subdir) with it throughout.
14163         * configure: Regenerate.
14165 2005-02-27  Zack Weinberg  <zack@codesourcery.com>
14167         * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
14168         * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
14169         installation directory first.
14171 2005-02-28  Hans-Peter Nilsson  <hp@axis.com>
14173         PR target/19065.
14174         * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
14175         not including (reg). Do not check for reg being CRIS_PC_REGNUM.
14176         (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
14177         * config/cris/cris.md: Tweak comments referring to Q.
14178         ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
14179         ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
14180         ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
14181         ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
14182         ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
14183         Insert spaces in constraints to align alternatives vertically for
14184         readability.
14185         ("cmphi"): Ditto.  Add separate alternative for operand 0 "r",
14186         operand 1: "M".
14188 2005-02-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14190         PR rtl-optimization/17728
14191         * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
14192         operand 0 from general_operand to move_dest_operand.
14194 2005-02-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14196         * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
14197         instead of trying to save and restore TREE_SYMBOL_REFERENCED.
14198         * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
14199         (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
14201 2005-02-26  Nathanael Nerode  <neroden@gcc.gnu.org>
14203         * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
14204         * configure: Regenerate.
14205         * libada-mk.in: Remove CC; rename
14206         cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
14208 2005-02-26  Andrew Pinski  <pinskia@physics.uc.edu>
14210         PR tree-opt/20188
14211         * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
14212         for the lhs, also walk over the tree.  Likewise for rhs.
14214 2005-02-26  Zdenek Dvorak  <dvorakz@suse.cz>
14216         * tree-ssa-dom.c (simple_iv_increment_p): New function.
14217         (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
14218         Do not propagate value of iv before increment over the increment.
14220 2005-02-25  Joseph S. Myers  <joseph@codesourcery.com>
14222         * c-parser.c: New file.
14223         * c-parse.in: Remove.
14224         * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
14225         Remove.
14226         (c-parser.o): Add dependencies.
14227         (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
14228         maintainer-clean, TAGS): Update.
14229         * c-config-lang.in (gtfiles): Update.
14230         * gengtype-lex.l: Don't handle "@@".
14231         * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
14232         objc_build_synchronized, objc_begin_try_stmt,
14233         objc_begin_catch_clause, objc_finish_catch_clause,
14234         objc_build_finally_clause, objc_finish_try_stmt): New.
14235         * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
14236         type_seen_p.
14237         (c_parse_init): Update comment.
14238         * c-decl.c (c_init_decl_processing): Update comment.
14239         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
14240         declspecs_add_scspec, declspecs_add_attrs): Initialize and update
14241         new c_declspecs members.
14243 2005-02-25  Julian Brown  <julian@codesourcery.com>
14245         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14246         from being used for symbols with vague linkage when
14247         HAVE_GAS_COMDAT_GROUP is true.
14249 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
14251         * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
14253 2005-02-25  Steve Ellcey  <sje@cup.hp.com>
14255         PR target/19930
14256         * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
14257         (LIBGCC2_HAS_DF_MODE): New.
14258         (LIBGCC2_HAS_XF_MODE): New.
14259         (LIBGCC2_HAS_TF_MODE): New.
14260         * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14261         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14262         * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
14263         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14264         (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
14265         * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
14266         and add _fixtfdi, _fixunstfdi, _floatditf
14267         * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
14268         L_fixunstfdi, L_floatditf.
14269         * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
14270         (LIBGCC2_HAS_TF_MODE): Define.
14272 2005-02-25  Diego Novillo  <dnovillo@redhat.com>
14274         PR tree-optimization/20204
14275         * tree-into-ssa.c (insert_phi_nodes_for): Do not use
14276         REWRITE_THIS_STMT markers on PHI nodes.
14277         (rewrite_initialize_block): Likewise.
14279 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
14281         * version.c (version_string): Update to 4.1.
14283 2005-02-25  Paolo Carlini  <pcarlini@suse.de>
14285         * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
14286         Clarify that the alternative way doesn't work in GNU C++.
14288 2005-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
14290         PR tree-optimization/19937
14291         * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
14292         to the type of the induction variable.
14294 2005-02-25  Kaz Kojima  <kkojima@gcc.gnu.org>
14296         PR rtl-optimization/20117
14297         * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
14298         the block including noncopyable insn.
14300 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
14302         * cse.c (delete_trivially_dead_insns): Speed up by minimizing
14303         calls to find_reg_note.
14305 2005-02-24  Richard Henderson  <rth@redhat.com>
14307         PR tree-opt/20127
14308         * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
14309         the type.
14311 2005-02-24  Fariborz Jahanian <fjahanian@apple.com>
14313         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
14314         vector types if to use base reg for misaligned non-word ld/std.
14316 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
14318         PR target/14619
14319         * config/cris/cris.c (cris_target_asm_function_prologue): Create
14320         dwarf2 label manually and put it after, not before the prologue.
14322 2005-02-24  David Edelsohn  <edelsohn@gnu.org>
14324         PR target/19019
14325         * reload.c (operands_match_p): Only increment register number for
14326         SCALAR_INT_MODE_P modes in multiple hard registers.
14328         * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
14329         Fix formatting.
14331 2005-02-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
14333         * ChangeLog.5: Fix log message typo(s).
14334         * ChangeLog.7: Likewise.
14335         * ChangeLog.tree-ssa: Likewise.
14336         * cfgexpand.c: Fix comment typo(s).
14337         * conflict.c: Likewise.
14338         * defaults.h: Likewise.
14339         * dwarf2out.c: Likewise.
14340         * gcse.c: Likewise.
14341         * ggc-page.c: Likewise.
14342         * tree-eh.c: Likewise.
14343         * tree-ssa-dom.c: Likewise.
14345 2005-02-24  Jakub Jelinek  <jakub@redhat.com>
14347         PR target/19019
14348         * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
14349         * config/rs6000/darwin-ldouble.c: Only use the .symver directives
14350         if SHARED is defined.
14352         PR target/20196
14353         * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
14354         allow splitting only if operands 0 and 3 don't overlap.
14356 2005-02-24  Richard Henderson  <rth@redhat.com>
14358         PR middle-end/19953
14359         * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
14360         (fold_builtin_1): Call them.
14361         * fold-const.c (fold_complex_mult_parts): Split out from ...
14362         (fold_complex_mult): ... here.  Fix typo in both imaginary case.
14363         (fold_complex_div_parts, fold_complex_div): New.
14364         (fold): Use them.
14365         * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
14367 2005-02-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
14369         * tree-ssa-ccp.c (visit_assignment): Verify that result of
14370         VIEW_CONVERT_EXPR is_gimple_min_invariant.
14372         * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
14373         (print_node): Likewise.
14374         Print TYPE_SIZES_GIMPLIFIED.
14376 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
14378         * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
14379         ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
14380         operands as commutative in constraints.
14382 2005-02-24  Diego Novillo  <dnovillo@redhat.com>
14384         * tree-into-ssa.c: Re-organize internal functions.
14386 2005-02-24  Richard Henderson  <rth@redhat.com>
14388         PR middle-end/18902
14389         * c-opts.c (c_common_post_options): Set flag_complex_method to 2
14390         for c99.
14391         * common.opt (fcx-limited-range): New.
14392         * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
14393         * toplev.c (flag_complex_method): Initialize to 1.
14394         (process_options): Set flag_complex_method to 0 if
14395         flag_cx_limited_range.
14396         * doc/invoke.texi (-fcx-limited-range): New.
14398 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
14400         * cse.c (delete_trivially_dead_insns): Speed up by using
14401         NEXT_INSN and PREV_INSN directly instead of next_real_insn and
14402         prev_real_insn.
14404 2005-02-24  Andrea Tarani  <andrea.tarani@gilbarco.com>
14406         * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
14407         functions when -mid-shared-library is being used.
14409 2005-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
14411         * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
14412         (LINK_LIBGCC_SPECIAL_1): Don't mention it.
14413         * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
14414         * system.h: Poison LINK_LIBGCC_SPECIAL.
14416 2005-02-23  James E Wilson  <wilson@specifixinc.com>
14418         * gengtype.c (note_insn_name): Make 1 element larger.
14420 2005-02-23  Roger Sayle  <roger@eyesopen.com>
14422         PR target/20018
14423         PR rtl-optimization/20097
14424         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
14425         BImode SUBREGs of SImode registers which confuse the ia64 backend.
14427 2005-02-23  David Edelsohn  <edelsohn@gnu.org>
14429         * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
14430         * t-aix52 (SHLIB_INSTALL): Same.
14432 2005-02-23  Kazu Hirata  <kazu@cs.umass.edu>
14434         * genpreds.c: Update copyright.
14436 2005-02-23  Michael Beach  <michaelb@ieee.org>
14438         PR target/20159
14439         * config/sparc/t-elf (startup files): Assemble with CPP.
14441 2005-02-23  Paolo Bonzini  <bonzini@gnu.org>
14443         * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
14444         (write_predicate_expr): Likewise.
14446 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
14448         PR tree-optimization/20100
14449         PR tree-optimization/20115
14450         * tree-optimize.c (init_tree_optimization_passes): Remove
14451         pass_maybe_create_global_var.
14452         * tree-pass.h (pass_maybe_create_global_var): Remove.
14453         * tree-ssa-alias.c (aliases_computed_p): Declare.
14454         (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
14455         (count_calls_and_maybe_create_global_var): Remove.
14456         (pass_maybe_create_global_var): Remove.
14457         (init_alias_info): Do not declare aliases_computed_p.
14458         (maybe_create_global_var): If the function contains no
14459         call-clobbered variables and a mix of pure/const and regular
14460         function calls, create .GLOBAL_VAR.
14461         Mark all call-clobbered variables for renaming.
14462         (merge_pointed_to_info): Update comment.
14463         (add_pointed_to_var): Likewise.
14464         (is_escape_site): Likewise.
14465         Accept struct alias_info * instead of size_t *.
14466         Update all users.
14467         Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
14468         as necessary.
14469         * tree-ssa-operands.c (get_call_expr_operands): If
14470         ALIASES_COMPUTED_P is false, do not add call-clobbering
14471         operands.
14472         * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
14473         (delete_tree_ssa): Likewise.
14475 2005-02-22  James E Wilson  <wilson@specifixinc.com>
14477         * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
14478         (do_compile): Do call it here.
14480 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
14482         PR rtl-optimization/20017.
14483         * passes.c (rest_of_handle_combine, rest_of_handle_cse,
14484         rest_of_handle_cse2, rest_of_handle_gcse): Call
14485         delete_dead_jumptables immediately before calling cleanup_cfg.
14487 2005-02-22  Devang Patel  <dpatel@apple.com>
14489         PR 19952
14490         * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
14491         all labels
14493 2005-02-22  David Edelsohn  <edelsohn@gnu.org>
14495         * config/rs6000/aix.h (WINT_TYPE): Define.
14497 2005-02-22  Stan Shebs  <shebs@apple.com>
14499         * config/rs6000/rs6000.c (rs6000_override_options): Default to
14500         natural alignment for 64-bit Darwin.
14501         (rs6000_parse_alignment_option): Warn about uses of -malign-power
14502         on 64-bit Darwin.
14503         * doc/invoke.texi: Document this.
14505 2005-02-22  DJ Delorie  <dj@redhat.com>
14507         * c-common.c (c_common_type_for_mode): Pass the mode's precision
14508         to make_[un]signed_type, not the mode itself.
14510 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
14512         * cfg.c (cached_make_edge): Call make_edge if edge cache is
14513         not available.  Use tail calls wherever possible.
14514         (make_edge): Call unchecked_make_edge to create an edge.
14516         * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
14517         (coalesce_ssa_name): Don't check for
14518         SSANORM_USE_COALESCE_LIST.
14519         (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
14521 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
14523         * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
14524         (rewrite_into_ssa): ... here.
14526 2005-02-21  Alexandre Oliva  <aoliva@redhat.com>
14528         PR tree-optimization/19786
14529         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
14530         tag to another's may-alias bitmap when adding to the other's list.
14532 2005-02-21  DJ Delorie  <dj@redhat.com>
14534         * tree-ssa-loop-ivopts.c (computation_cost): Start register
14535         numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
14536         registers in unsupported ways.
14537         * expmed.c (init_expmed): Likewise.
14539 2005-02-21  Stan Cox  <scox@redhat.com>
14541         * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
14543 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
14545         * tree-cfg.c (fold_cond_expr_cond): New.
14546         (make_edges): Call fold_cond_expr_cond.
14547         (find_taken_edge): Accept nothing but INTEGER_CST.
14548         (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
14549         and 1.
14550         (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
14552         * flow.c (delete_dead_jumptables): Speed up by scanning insns
14553         that do not belong to any basic block.
14555 2005-02-21  Jeff Law  <law@redhat.com>
14557         * cfganal.c (find_unreachable_blocks): Manually CSE load of
14558         e->dest.
14560 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
14562         * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
14563         (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
14564         Adjust their definitions.
14565         (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
14566         (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
14568         * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
14569         genautomata.c, langhooks.c, langhooks.h, system.h,
14570         config/arm/lib1funcs.asm: Update copyright.
14572 2005-02-21  Ulrich Weigand  <uweigand@de.ibm.com>
14574         * dbxout.c (dbxout_function_end): Emit Lscope label always.
14576 2005-02-21  Richard Guenther  <rguenth@gcc.gnu.org>
14578         PR bootstrap/13770
14579         * doc/install.texi: Document --with-gc.
14581 2005-02-21  Paolo Bonzini  <bonzini@gnu.org>
14583         * simplify-rtx.c (simplify_unary_operation): Add a missing
14584         "break" statement.
14586 2005-02-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
14588         PR tree-optimization/18663
14589         * tree-ssa-dom.c (extract_range_from_cond): Return 0
14590         if the type has variable bounds.
14592 2005-02-20  Kazu Hirata  <kazu@cs.umass.edu>
14594         * gcse.c: Remove an obsolete comment.
14596         * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
14598 2005-02-20  Hans-Peter Nilsson  <hp@axis.com>
14600         * doc/extend.texi (Function Attributes) <Attribute const>: The
14601         attribute "pure" is below this text, not above.
14603 2005-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
14605         * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
14606         (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
14607         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
14609 2005-02-20  Zack Weinberg  <zack@codesourcery.com>
14611         PR 18785
14612         * langhooks.h (struct lang_hooks): Add to_target_charset.
14613         * langhooks.c (lhd_to_target_charset): New function.
14614         * langhooks-def.h: Declare lhd_to_target_charset.
14615         (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
14616         (LANG_HOOKS_INITIALIZER): Update.
14617         * c-common.c (c_common_to_target_charset): New function.
14618         * c-common.h: Declare it.
14619         * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
14620         c_common_to_target_charset.
14622         * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
14623         (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
14624         Delete definitions.
14625         * system.h: Poison them.
14626         * doc/tm.texi: Don't discuss them.
14627         * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
14628         * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
14629         (pp_c_char): Do not attempt to generate letter escapes for
14630         newline, tab, etc.
14631         * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
14632         * config/mips/mips.c (mips_output_ascii): Likewise.
14634 2005-02-20  Dorit Naishlos  <dorit@il.ibm.com>
14636         PR tree-optimization/19951
14637         * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
14638         is abnormal.
14640 2005-02-19  Steven Bosscher  <stevenb@suse.de>
14642         PR middle-end/19698
14643         * function.h (struct function): New field `max_loop_depth'.
14644         * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
14645         (flow_loops_find): Reset the max loop depth count before finding loops.
14646         * flow.c (MAX_LIVENESS_ROUNDS): New constant.
14647         (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
14648         (calculate_global_regs_live): Make sure the loop will terminate
14649         when the initial sets are not empty.
14651 2005-02-19  Zack Weinberg  <zack@codesourcery.com>
14653         * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
14654         object inside.
14655         * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
14657 2005-02-19  Richard Sandiford  <rsandifo@redhat.com>
14659         PR other/19525
14660         * doc/invoke.texi: Remove documentation of %M spec.
14661         * gcc.c: Likewise.
14662         (init_spec): Remove %M suffix from -lgcc_s.
14663         (do_spec_1): Remove 'M' case.
14664         * mklibgcc.in: Remove SHLIB_MULTILIB handling.  Expect SHLIB_LINK
14665         to put shared libraries in the multilib directory.  Remove the
14666         shlib_so_soname substitution variable.  Don't add a multilib encoding
14667         to shlib_base_name.  Set shlib_slibdir_qual to the full pathname
14668         reported by -print-multi-os-directory.  Pass @multilib_dir@ to
14669         SHLIB_INSTALL as well as SHLIB_LINK.
14670         * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
14671         (SHLIB_NAME): Delete.
14672         (SHLIB_DIR): New macro.
14673         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
14674         (SHLIB_INSTALL): Adjust accordingly.
14675         * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
14676         * config/t-slibgcc-sld: Likewise.
14677         * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
14678         (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
14679         (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
14680         in $(SHLIB_DIR).
14681         (SHLIBUNWIND_INSTALL): Adjust accordingly.
14682         * config/i386/t-nwld (SHLIB_SONAME): Delete.
14683         (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
14684         Use @shlib_base_name@ instead of @shlib_so_name@.
14685         * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
14686         and @shlib_base_name@.so in @multilib_dir@.
14687         (SHLIB_INSTALL): Adjust accordingly.  Add @shlib_slibdir_qual@
14688         to the install path.
14689         * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
14690         (SHLIB_LINK): Remove previous workaround.
14691         * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
14692         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
14693         (SHLIB_INSTALL): Adjust accordingly.  Add $(SHLIB_SLIBDIR_QUAL) to
14694         the install path.
14695         * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
14696         @multilib_dir@.  Use @multilib_dir@ to check for threading libraries.
14697         (SHLIB_INSTALL): Adjust accordingly.
14698         (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
14699         * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
14700         * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
14701         config/t-slibgcc-elf-ver.
14703 2005-02-19  Zdenek Dvorak  <dvorakz@suse.cz>
14704             Jakub Jelinek  <jakub@redhat.com>
14706         PR tree-optimization/19828
14707         * tree-ssa-loop-im.c: Add a TODO comment.
14708         (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
14709         without side-effects.
14711 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
14713         * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
14714         call fold_convert.
14716 2005-02-18  James E. Wilson  <wilson@specifixinc.com>
14718         * doc/invoke.texi (IA-64 Options): Delete -mb-step.
14719         * config/ia64/ia64.c (last_group, group_idx): Delete variables.
14720         (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
14721         functions.
14722         (ia64_reorg): Delete fixup_errata call.
14723         * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
14724         (TARGET_SWITCHES): Delete -mb-step entry.
14726 2005-02-19  Jakub Jelinek  <jakub@redhat.com>
14728         PR c/20043
14729         * c-typeck.c (composite_type): Handle quals in transparent unions.
14730         (type_lists_compatible_p): Likewise.
14732 2005-02-18  Stan Shebs  <shebs@apple.com>
14734         * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
14735         expressions in the .literal8 section.
14737 2005-02-18  Geoffrey Keating  <geoffk@apple.com>
14739         * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
14741 2005-02-18  Roger Sayle  <roger@eyesopen.com>
14743         * fold-const.c (constant_boolean_node): Always create values of the
14744         specified type, don't bother calling truthvalue_conversion.
14746 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
14748         * except.c (output_function_exception_table): Call
14749         assemble_external_libcall (eh_personality_libfunc).
14751 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
14753         PR target/19886
14754         * config/ia64/ia64.h (struct machine_function): Add state_num.
14755         * config/ia64/ia64.c (process_epilogue,
14756         process_for_unwind_directive): Use new unwind state numbers each
14757         time rather than state 1.
14759 2005-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
14761         PR target/20054
14762         * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
14763         before the "*llgt_didi" pattern.
14765 2005-02-18  Jason Merrill  <jason@redhat.com>
14767         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
14769 2005-02-18  Richard Earnshaw  <rearnsha@arm.com>
14771         * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
14772         (div0): Use it in place of ARM_FUNC_ALIAS.
14773         (lshrdi3, ashrdi3, ashlrdi3): Likewise.
14775 2005-02-18  Andrew Pinski  <pinskia@physics.uc.edu>
14777         PR middle-end/20030
14778         * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
14779         access, the lower bound of the array type if it exists.
14781 2005-02-18  Alexandre Oliva  <aoliva@redhat.com>
14783         PR c++/20008
14784         * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
14785         cases that are out-of-range for the index type.
14787 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
14789         * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
14790         (estimate_case_costs): Don't call convert.
14791         * expmed.c (expand_shift): Likewise.
14792         (make_tree): Call fold_convert instead of convert.
14794 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
14796         PR c++/19813
14797         * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
14798         that ref to be marked MEM_READONLY_P doesn't have base that needs
14799         constructing.
14801 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
14803         * genautomata.c (output_get_cpu_unit_code_func,
14804         output_cpu_unit_reservation_p): Don't generate old-style function
14805         definitions.
14807 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
14809         PR c++/20023
14810         PR tree-optimization/20009
14811         * convert.c (convert_to_integer): Revert 2005-02-16 change.
14813         PR tree-optimization/18947
14814         * cgraphunit.c (cgraph_finalize_function): When redefining an extern
14815         inline, remove all nodes that are inlined into the extern inline
14816         being redefined.
14818 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
14820         * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
14821         loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
14822         tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
14823         config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
14824         Update copyright.
14826 2005-02-17  Roger Sayle  <roger@eyesopen.com>
14828         PR tree-optimization/19917
14829         * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
14830         to be potentially trapping.
14832 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
14834         * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
14836 2005-02-17  Andreas Krebbel  <krebbel1@de.ibm.com>
14838         * builtins.c (expand_builtin_return_addr): Remove tem parameter.
14839         tem becomes a local variable which is set to the value of the
14840         back end defined INITIAL_FRAME_ADDRESS macro.
14841         (expand_builtin_frame_address): Omit the base parameter to
14842         expand_builtin_return_addr.
14843         (expand_builtin_profile_func): Likewise.
14844         * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
14845         (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
14846         * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
14848 2005-02-17  Jakub Jelinek  <jakub@redhat.com>
14850         * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
14851         s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
14852         * config/frv/frv.c (frv_function_epilogue): Likewise.
14854 2005-02-17  Daniel Berlin  <dberlin@dberlin.org>
14856         * lambda-code (perfect_nestify): Remove mark/unmark
14857         for rewriting hack.
14858         * tree-loop-linear.c (linear_transform_loops): Add
14859         rewrite_into_ssa call so that ssa is correct for
14860         rewriting into loop closed.
14862 2005-02-17  Nathan Sidwell  <nathan@codesourcery.com>
14864         * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
14865         * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
14866         BITMAP_FREE.
14867         * bt-load.c (btr_def_live_range, combine_btr_defs,
14868         migrate_btr_def, migrate_btr_defs): Likewise.
14869         * cfgcleanup.c (thread_jump): Likewise.
14870         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
14871         * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
14872         df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
14873         df_rd_local_compute, df_reg_info_compute): Likewise.
14874         * dominance.c (init_dom_info, free_dom_info): Likewise.
14875         * flow.c (init_propagate_block_info,
14876         free_propagate_block_info): Likewise.
14877         * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
14878         * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
14879         modify_reg_pav): Likewise.
14880         * loop-invariant.c (find_defs, find_invariant_insn,
14881         find_invariants, free_inv_motion_data): Likewise.
14882         * predict.c (tree_predict_by_opcode,
14883         estimate_bb_frequencies): Likewise.
14884         * stmt.c (expand_case): Likewise.
14885         * tree-cfg.c (tree_duplicate_sese_region): Likewise.
14886         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
14887         * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
14888         * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
14889         get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
14890         rewrite_ssa_into_ssa): Likewise.
14891         * tree-optimize.c (tree_rest_of_compilation): Likewise.
14892         * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
14893         analyze_edges_for_bb, perform_edge_inserts): Likewise.
14894         * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
14895         * tree-sra.c (tree_sra): Likewise.
14896         * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
14897         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14898         * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
14899         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14900         * tree-ssa-dse.c (tree_ssa_dse): Likewise.
14901         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
14902         Likewise.
14903         * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
14904         calculate_live_on_entry, calculate_live_on_exit,
14905         build_tree_conflict_graph): Likewise.
14906         * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
14907         record_important_candidates, set_use_iv_cost, find_depends,
14908         determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
14909         tree_ssa_iv_optimize_finalize): Likewise.
14910         * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
14911         find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
14912         tree_duplicate_loop_to_header_edge): Likewise.
14913         * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
14914         * tree-ssa.c (verify_flow_insensitive_alias_info,
14915         verify_name_tags, verify_ssa, init_tree_ssa,
14916         delete_tree_ssa): Likewise.
14917         * tree-ssanames.c (marked_ssa_names, init_ssanames,
14918         fini_ssanames): Likewise.
14919         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
14921 2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>
14923         * config/rs6000/t-rtems: Completely reworked.
14925 2005-02-17  Ira Rosen  <irar@il.ibm.com>
14927         * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
14929 2005-02-17  Ira Rosen  <irar@il.ibm.com>
14931         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
14932         POINTER_TYPE_P when checking that type is a pointer.
14933         (vect_get_memtag): Remove.
14934         (vect_address_analysis): Use POINTER_TYPE_P. Call
14935         vect_object_analysis with dummy parameter for memtag.
14936         (vect_object_analysis): Extract memtag (functionality that
14937         used to be in vect_get_memtag and moved here). Fix printings.
14938         (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
14939         with correct parameters. Remove call to vect_get_memtag.
14941 2005-02-17  Dorit Naishlos  <dorit@il.ibm.com>
14943         * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
14944         (tree-vectorizer.o): Added missing dependencies.
14946         * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
14947         decleration.
14948         (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
14949         declaration in tree-vectorizer.c, now has an extern declaration in
14950         tree-vectorizer.h).
14951         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14952         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14953         get_vectype_for_scalar_type, vect_is_simple_use,
14954         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14955         vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
14956         new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
14957         vectorizable_store, vectorizable_operation, vectorizable_assignment,
14958         vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
14959         find_loop_location): Likewise.
14961         * tree-vectorizer.c (langhooks.h): #include removed.
14962         (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
14963         moved to tree-vectorized.h.
14964         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
14965         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
14966         get_vectype_for_scalar_type, vect_is_simple_use,
14967         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
14968         vect_supportable_dr_alignment, new_loop_vec_info,
14969         destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
14970         vect_set_verbosity_level, find_loop_location): Likewise.
14972         (vect_analyze_loop): Function externalized. Declaration moved to
14973         tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
14974         (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
14975         (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
14976         vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
14977         vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
14978         vect_enhance_data_refs_alignment, vect_analyze_operations,
14979         exist_non_indexing_operands_for_use_p, vect_mark_relevant,
14980         vect_stmt_relevant_p, vect_get_loop_niters,
14981         vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
14982         vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
14983         vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
14984         vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
14985         vect_get_memtag): Likewise.
14987         (vectorizable_load): Function externalized. Declaration moved to
14988         tree-vectorized.h. Function definition moved to tree-vect-transform.c.
14989         (vectorizable_store, vectorizable_operation, vectorizable_assignment,
14990         vect_transform_loop): Likewise.
14991         (vect_transform_stmt): Moved to tree-vect-transform.c.
14992         (vect_align_data_ref, vect_create_destination_var,
14993         vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
14994         vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
14995         vect_get_vec_def_for_operand, vect_init_vector,
14996         vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
14997         vect_build_loop_niters, vect_update_ivs_after_vectorizer,
14998         vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
14999         vect_update_inits_of_drs, vect_do_peeling_for_alignment,
15000         vect_do_peeling_for_loop_bound): Likewise.
15002         * tree-vect-analyze.c: New file.
15003         * tree-vect-transform.c: New file.
15005 2005-02-17  Jason Merrill  <jason@redhat.com>
15007         PR mudflap/19319, c++/19317
15008         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
15009         slot explicit.
15011 2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>
15013         * doc/install.texi (Specific): Update link for Darwin-specific
15014         tool binary site.
15016 2005-02-16  James A. Morrison  <phython@gcc.gnu.org>
15018         * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
15019         constant_boolean_node.
15021 2005-02-16  David Edelsohn  <edelsohn@gnu.org>
15023         PR target/19019
15024         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
15025         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
15027 2005-02-16  Richard Henderson  <rth@redhat.com>
15029         PR 19920
15030         * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
15031         with W_TYPE_SIZE.
15032         (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
15033         replace uses with Wtype_MAXp1_F.
15034         (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
15035         L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
15036         L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
15037         L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
15038         and HAVE_TFMODE as appropriate.
15039         (__fixunssfDI): Provide an implementation that doesn't need DFmode.
15040         (__floatdisf): Likewise.
15041         * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
15042         (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
15043         (Wtype_MAXp1_F): New.
15044         (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
15045         __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
15047 2005-02-16  Richard Earnshaw  <rearnsha@arm.com>
15049         * PR target/19162
15050         * arm.c (arm_apply_result_size): New function.
15051         * arm.h (APPLY_RESULT_SIZE): Define.
15052         * arm-protos.h (arm_apply_result_size): Add prototype.
15053         * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
15054         (movxf): New expand.
15055         (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
15056         (call_value_symbol): Remove predicate for operand 0.
15057         (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
15058         (untyped_call): Rework to correclty return values for any type.
15059         (untyped_return): New expand.
15060         * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
15062 2005-02-16  Stan Shebs  <shebs@apple.com>
15064         * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
15065         * config/rs6000/t-darwin8: New, for 64-bit multilib.
15067 2005-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
15069         * doc/install.texi (sparc-sun-solaris2*): Document required GMP
15070         configure settings on Solaris 7 and later.
15072 2005-02-16  Diego Novillo  <dnovillo@redhat.com>
15074         PR tree-optimization/19865
15075         * tree-optimize.c (init_tree_optimization_passes): Run
15076         pass_may_alias after pass_sra.
15078 2005-02-16  Richard Henderson  <rth@redhat.com>
15079             Stuart Hastings  <stuart@apple.com>
15081         PR debug/19521
15082         * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
15083         Do nothing if debug info suppressed for this function.
15084         (dbxout_begin_function): Early exit if debug info suppressed for
15085         this function.
15087 2005-02-16  Kazu Hirata  <kazu@cs.umass.edu>
15089         PR target/20007
15090         * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
15091         find_basic_blocks.
15092         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
15094         PR tree-optimization/19967
15095         * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
15096         expand_builtin_strchr, expand_builtin_strrchr): Take a new
15097         argument TYPE.  Adjust calls to fold_builtin_XXX.
15098         (expand_builtin, fold_builtin_1): Adjust calls to
15099         expand_builtin_XXX.
15100         (fold_builtin_strchr, fold_builtin_strpbrk,
15101         fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
15102         result to a requested type TYPE.
15104 2005-02-16  Jakub Jelinek  <jakub@redhat.com>
15106         PR middle-end/19857
15107         * fold-const.c (fold): Don't optimize (T)(x & cst) to
15108         (T)x & (T)cst if (T)cst overflows.
15109         * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
15110         TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
15112 2005-02-15  Jeff Law  <law@redhat.com>
15114         * gcse.c (blocks_with_calls): New bitmap.
15115         (alloc_gcse_mem): Allocate it.
15116         (free_gcse_mem): Free it.
15117         (clear_modifY_mem_tables): Clear it.
15118         (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
15119         when we encounter CALL_INSNs.
15120         (compute_transp, case MEM): Handle blocks with calls separate
15121         from blocks without calls.  Use bitmap iterators rather than
15122         FOR_EACH_BB.
15124 2005-02-15  Peter O'Gorman  <peter@pogma.com>
15126         PR bootstrap/18810
15127         * mklibgcc.in (vis_hide): Use a temporary object file, not
15128         -o /dev/null.
15130 2005-02-15  Andy Hutchinson  <HutchinsonAndy@netscape.net>
15132         PR target/19924
15133         * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
15134         access optimization.
15136 2005-02-15  David Edelsohn  <edelsohn@gnu.org>
15137             Alan Modra  <amodra@bigpond.net.au>
15139         PR target/19019
15140         * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
15141         (_xlqsub): Rename to __gcc_qsub.
15142         (_xlqmul): Rename to __gcc_qmul.
15143         (_xlqdiv): Rename to __gcc_qdiv.
15144         Provide versioned symbol aliases with old names.
15145         * config/rs6000/libgcc-ppc64.ver: Rename symbols.
15146         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
15147         * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
15148         * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
15149         * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
15151 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
15153         * fold-const.c (fold): Fold -(~A) to A + 1.  Fold ~(-A) to A - 1.
15154         Fold ~(A - 1) and ~(A + -1) to -A.
15156 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
15158         PR pch/14940
15159         PR target/19300
15160         * config/host-linux.c (linux_gt_pch_use_address): Copy from
15161         config/pa/pa-host.c:pa_gt_pch_use_address.
15163 2005-02-15  Daniel Berlin  <dberlin@dberlin.org>
15165         * tree-vn.c (get_value_handle): Make sure that given an
15166         is_gimple_min_invariant expression, we always return it.
15168 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
15170         * passes.c (rest_of_handle_gcse): Fix a comment.
15172 2005-02-15  Jeff Law  <law@redhat.com>
15174         * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
15175         bitmap.
15176         (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
15177         (canon_list_insert, record_last_mem_set_info): Similarly.
15178         (clear_modify_mem_tables): Similarly.
15180 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
15182         * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
15183         tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
15184         config/mips/mips.md, config/rs6000/aix.h,
15185         config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
15187 2005-02-15  Richard Henderson  <rth@redhat.com>
15189         * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
15190         call to be best_edge.
15192 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
15194         * basic-block.h: Adjust the prototype for find_basic_blocks.
15195         * cfgbuild.c (find_basic_blocks): Remove unused arguments.
15196         * passes.c (rest_of_handle_loop_optimize): Adjust the call to
15197         find_basic_blocks.
15199         * flow.c (recompute_reg_usage): Remove all arguments.
15200         * passes.c (rest_of_compilation): Adjust the call to
15201         recompute_reg_usage.
15202         * rtl.h: Adjust the prototype for recompute_reg_usage.
15204 2005-02-14  Daniel Berlin  <dberlin@dberlin.org>
15206         * tree-dump.c (dump_files): Update to reflect new member
15207         of dump_file_info.
15208         (dump_register): Add new argument.
15209         Set glob name.
15210         (dump_switch_p_1): Check against glob name if doglob was passed.
15211         (dump_switch_p): Check against regular first, then glob if
15212         we didn't have any hits on the dump name.
15213         * tree-optimize.c (register_one_dump_file):
15214         Pass in glob name as well.
15215         * tree-pass.h (struct dump_file_info): Add glob
15216         member.
15218 2005-02-14  Joseph S. Myers  <joseph@codesourcery.com>
15220         PR preprocessor/16323
15221         * doc/invoke.texi: Document that -Wendif-labels is on by default.
15223 2005-02-14  David Edelsohn  <edelsohn@gnu.org>
15225         PR target/19019
15226         * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
15227         (trunctfdf2_internal1): New.
15228         (trunctfdf2_internal2): Renamed from trunctfdf2.
15230 2005-02-14  Diego Novillo  <dnovillo@redhat.com>
15232         PR tree-optimization/19853
15233         * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
15235 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
15237         * passes.c (rest_of_handle_loop_optimize): Remove calls to
15238         delete_dead_jumptables and cleanup_cfg.
15240 2005-02-14  Ulrich Weigand  <uweigand@de.ibm.com>
15242         * reload.c (find_reloads): Swap address_reloaded flags when
15243         swapping commutative operands.
15245 2005-02-14  Sebastian Pop  <pop@cri.ensmp.fr>
15247         * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
15248         Use standard_iv_increment_position for computing the bsi position
15249         for create_iv.
15250         * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
15251         the bsi position.
15253 2005-02-13  Zdenek Dvorak  <dvorakz@suse.cz>
15255         PR target/17428
15256         * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
15257         life range of hard registers.
15258         * value-prof.c (insn_prefetch_values_to_profile): Only
15259         scan normal insns.
15261         * value-prof.c (rtl_find_values_to_profile): Do not look for values to
15262         profile in libcalls.
15264 2005-02-13  Nathan Sidwell  <nathan@codesourcery.com>
15266         * bitmap.h (bitmap_and_compl_into): Return bool.
15267         * bitmap.c (bitmap_and_compl_into): Return changed flag.
15269 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
15271         PR tree-optimization/19944
15272         * fold-const.c (fold): Re-add ABS_EXPR folding.
15274 2005-02-13  David Edelsohn  <edelsohn@gnu.org>
15276         PR target/19019
15277         * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
15278         {TARGET,MASK}_XL_COMPAT.
15279         (SUBTARGET_SWITCHES): Rename xl-call to xl-compat.  Use
15280         MASK_XL_COMPAT.
15281         * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
15282         * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
15283         TARGET_XL_COMPAT.
15284         (rs6000_arg_partial_bytes): Same.
15285         (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
15286         and XL compatibility enabled.
15287         * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
15288         * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
15289         test to final condition.
15290         (cmptf_internal2): New.
15291         * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
15292         xl-compat.  Add TFmode information to description.
15294 2005-02-13  Kazu Hirata  <kazu@cs.umass.edu>
15296         * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
15298 2005-02-13  Jason Merrill  <jason@redhat.com>
15300         PR c++/16405
15301         * fold-const.c (fold_indirect_ref_1): Split out from...
15302         (build_fold_indirect_ref): Here.
15303         (fold_indirect_ref): New fn.
15304         * tree.h: Declare it.
15305         * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
15306         (gimplify_modify_expr_rhs): Likewise.
15307         (gimplify_expr): Likewise.
15309 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
15311         PR tree-optimization/14303
15312         PR tree-optimization/15784
15313         * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
15314         Fold ABS_EXPR<x> < 0 to false.  Fold ABS_EXPR<x> == 0 to x == 0 and
15315         ABS_EXPR<x> != 0 to x != 0.
15317 2005-02-12  Kazu Hirata  <kazu@cs.umass.edu>
15319         * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
15320         simplify-rtx.c, tree-ssa-live.h: Fix comment typos.  Follow
15321         spelling conventions.
15323         * passes.c (rest_of_handle_gcse): Don't run cse_main and
15324         delete_trivially_dead_insns too many times.
15326         * passes.c (rest_of_handle_gcse): Remove dead assignments to
15327         tem and tem2.
15329 2005-02-12  Ira Rosen  <irar@il.ibm.com>
15331         * tree-vectorizer.c (vect_get_base_and_offset): Remove.
15332         (vect_is_simple_iv_evolution): Remove redundant parameter
15333         and step check.
15334         (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
15335         without last parameter.
15336         (vect_analyze_pointer_ref_access): Get access_fn as parameter.
15337         Return pointer step. Call vect_is_simple_iv_evolution without
15338         last parameter. Check only that the step is multiple of size
15339         type. Remove stmt_vinfo updates.
15340         (vect_get_memtag_and_dr): Remove.
15341         (vect_get_memtag): New function.
15342         (vect_address_analysis): New function.
15343         (vect_object_analysis): New function.
15344         (vect_analyze_data_refs): Call vect_object_analysis and
15345         vect_get_memtag. Update stmt_vinfo fields.
15347 2005-02-12  Ira Rosen  <irar@il.ibm.com>
15349         * tree-data-ref.c (array_base_name_differ_p): Check that the bases
15350         exist and are objects. Remove checks for pointer.
15351         * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
15352         STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
15353         (vect_create_data_ref_ptr): Likewise.
15354         (vect_base_addr_differ_p): New function.
15355         (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
15356         (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
15357         Don't set the DR_BASE_NAME field of data-ref.
15358         (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
15360 2005-02-12  Uros Bizjak  <uros@kss-loka.si>
15362         * optabs.h (enum optab_index): Add new OTI_ldexp.
15363         (ldexp_optab): Define corresponding macro.
15364         * optabs.c (init_optabs): Initialize ldexp_optab.
15365         * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
15366         patterns.
15367         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
15368         using ldexp_optab.
15369         (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
15370         expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
15372         * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
15373         to implement ldexpf, ldexp and ldexpl built-ins as inline x87
15374         intrinsics.
15376 2005-02-12  Ira Rosen  <irar@il.ibm.com>
15378         * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
15379         to base_address.
15380         * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
15381         stmt_vec_info.
15382         (vect_get_base_and_offset): Always return an address.
15383         (vect_create_addr_base_for_vector_ref): Remove treatment for
15384         different data reference types.
15385         (vect_compute_data_ref_alignment): Rename base to base_address in
15386         stmt_vec_info. Get the object in order to force its alignment.
15387         (vect_get_memtag_and_dr): Rename base to base_address in
15388         stmt_vec_info. Extract the object for memtag analysis.
15390 2005-02-12  Hans-Peter Nilsson  <hp@axis.com>
15392         PR regression/19898.
15393         * config/cris/cris.c (cris_notice_update_cc): When testing if insn
15394         changes cc_status, use apply modified_in_p to part of cc_status
15395         and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
15396         body.
15398 2005-02-11  Richard Henderson  <rth@redhat.com>
15400         * tree-complex.c (expand_complex_libcall): New.
15401         (expand_complex_multiplication): Use it for c99 compliance.
15402         (expand_complex_division): Likewise.
15403         * fold-const.c (fold_complex_add, fold_complex_mult): New.
15404         (fold): Call them.
15405         * builtins.c (built_in_names): Remove const.
15406         * tree.c (build_common_builtin_nodes): Build complex arithmetic
15407         builtins.
15408         * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
15409         (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
15410         (built_in_names): Remove const.
15411         * c-common.c (c_common_type_for_mode): Handle complex modes.
15412         * flags.h, toplev.c (flag_complex_method): Rename from
15413         flag_complex_divide_method.
15414         * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
15415         __mulsc3, __muldc3, __mulxc3, __multc3): New.
15416         * libgcc2.h: Declare them.
15417         * libgcc-std.ver: Export them.
15418         * mklibgcc.in (lib2funcs): Build them.
15420 2005-02-11  Steven Bosscher  <stevenb@suse.de>
15422         PR tree-optimization/19876
15423         Partially revert my change from 2005-01-14
15424         * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
15425         (compute_antic): ...and remove the loop here.
15427 2005-02-11  Jakub Jelinek  <jakub@redhat.com>
15429         PR middle-end/19858
15430         * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
15431         is number of inner's bits, avoid creating a BIT_FIELD_REF.
15433         * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
15434         crtend.o if -pie.  Use %{x:a;:b} spec syntax.
15436 2005-02-11  Daniel Jacobowitz  <dan@codesourcery.com>
15438         * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
15439         offsets for the big-endian 32-bit case.
15441 2005-02-11  Joseph S. Myers  <joseph@codesourcery.com>
15443         * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
15445 2005-02-11  Dale Johannesen  <dalej@apple.com>
15447         * cselib.c (cselib_process_insn):  Clear out regs where
15448         HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
15449         * reload.c (find_equiv_reg): Ditto.
15451 2005-02-11  Ian Lance Taylor  <ian@airs.com>
15453         * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
15454         with no elements.
15456         * tree.c (build_function_type_list): Work correctly if there are
15457         no arguments.
15459 2005-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
15461         * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
15462         "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
15463         ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
15464         TARGET_ZARCH instead of TARGET_64BIT.
15466 2005-02-11  Ralf Corsepius  <ralf.corsepius@rtems.org>
15468         * config/rs6000/t-rtems:
15469         (MULTILIB_OPTIONS): Remove mcpu=602.
15470         (MUTLILIB_DIRNAMES): Remove m602.
15471         (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
15472         Let mcpu=602 match mcpu=603.
15473         (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
15475 2005-02-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15477         * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
15478         signal trampolines.
15480 2005-02-10  David Daney  <ddaney@avtrex.com>
15482         * config/alpha/linux-unwind.h: Add exception clause to copyright.
15483         * config/i386/linux-unwind.h: Likewise.
15484         * config/ia64/linux-unwind.h: Likewise.
15485         * config/mips/linux-unwind.h: Likewise.
15486         * config/pa/linux-unwind.h: Likewise.
15487         * config/rs6000/linux-unwind.h: Likewise.
15488         * config/s390/linux-unwind.h: Likewise.
15489         * config/sh/linux-unwind.h: Likewise.
15490         * config/sparc/linux-unwind.h: Likewise.
15492 2005-02-10  Steven Bosscher  <stevenb@suse.de>
15494         PR tree-optimization/17549
15495         * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
15496         TER to replace a DEF with its expression if the DEF and the
15497         rhs of the expression we replace into have the same root
15498         variable.
15500 2005-02-10  Richard Sandiford  <rsandifo@redhat.com>
15502         * config/mips/mips.md: Fix the placement of the match_scratch in the
15503         lea64 peephole2.
15505 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
15507         * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
15508         Fix comment typos.
15510 2005-02-10  Zdenek Dvorak  <dvorakz@suse.cz>
15512         * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
15513         (strip_offset): Handle addresses.
15514         (add_address_candidates): Use strip_offset.
15515         (difference_cost): Reflect strip_offset change.
15516         (force_var_cost, difference_cost): Strip nops.
15518 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
15520         * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
15522         * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
15523         tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
15524         config/cris/cris-protos.h, config/cris/cris.c: Update
15525         copyright.
15527 2005-02-10  Jeff Law  <law@redhat.com>
15529         * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
15530         (lookup_avail_expr): Similarly.
15532 2005-02-10  Richard Guenther  <rguenth@gcc.gnu.org>
15534         * builtins.c (fold_builtin_powi): New function.
15535         (fold_builtin_1): Call it.
15537 2005-02-10  Steven Bosscher  <stevenb@suse.de>
15539         PR documentation/19309
15540         * doc/cpp.texi: The __GNUC__ and related predefined macros
15541         are also defined for the "standalone" cpp.
15542         Some non-GCC compilers may also define __GNUC__.
15544 2005-02-10  Jakub Jelinek  <jakub@redhat.com>
15546         PR c/19342
15547         * c-typeck.c (common_type): New routine.  Old common_type renamed
15548         to...
15549         (c_common_type): ...this.
15550         (build_conditional_expr, build_binary_op): Use c_common_type instead
15551         of common_type.
15553 2005-02-10  Steven Bosscher  <stevenb@suse.de>
15555         * doc/md.texi: Replace @samp{length} with @code{length}.
15557 2005-02-09  Zdenek Dvorak  <dvorakz@suse.cz>
15559         PR tree-optimization/18687
15560         * tree-flow.h (find_loop_niter): Declare.
15561         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
15562         Try using scev even for loops with more than one exit.
15563         * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
15564         (struct ivopts_data): Added niters field.
15565         (struct nfe_cache_elt): New.
15566         (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
15567         functions.
15568         (tree_ssa_iv_optimize_init): Initialize niters cache.
15569         (determine_number_of_iterations): Removed.
15570         (find_induction_variables): Do not call determine_number_of_iterations.
15571         Access niters for single exit through niter_for_single_dom_exit.
15572         (add_iv_outer_candidates): Access niters for single exit through
15573         niter_for_single_dom_exit.
15574         (may_eliminate_iv): Take data argument.  Use niter_for_exit.  Do not use
15575         number_of_iterations_cond.
15576         (iv_period): New function.
15577         (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
15578         (may_replace_final_value): Take data argument.  Use
15579         niter_for_single_dom_exit.
15580         (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
15581         (rewrite_use_compare): Pass data to may_eliminate_iv.
15582         (rewrite_use_outer): Pass data to may_replace_final_value.
15583         (free_loop_data): Clean up the niters cache.
15584         (tree_ssa_iv_optimize_finalize): Free the niters cache.
15585         (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
15586         * tree-ssa-loop-niter.c (find_loop_niter): New function.
15587         (find_loop_niter_by_eval): Use tree_int_cst_lt.
15588         (num_ending_zeros): Moved to tree.c.
15589         * tree.h (num_ending_zeros): Declare.
15590         * tree.c (num_ending_zeros): Moved from tree.c.
15592 2005-02-09  Richard Henderson  <rth@redhat.com>
15594         * builtins.c (DEF_BUILTIN): Add COND argument.
15595         * tree.h (DEF_BUILTIN): Likewise.
15596         * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
15597         DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
15598         match.
15599         (DEF_BUILTIN_STUB): New.
15600         (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
15601         BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
15602         BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
15603         * c-common.c (DEF_BUILTIN): Add COND argument.
15604         * tree.c (local_define_builtin): New.
15605         (build_common_builtin_nodes): New.
15607 2005-02-09  Roger Sayle  <roger@eyesopen.com>
15609         * fold-const.c (fold_strip_sign_ops): New function to simplify a
15610         floating point expression ignoring the sign of the result.
15611         (fold) <ABS_EXPR>: Use it to simplify fabs(x).
15612         (fold) <MULT_EXPR>: Use it to simplify x*x.
15613         * tree.h (fold_strip_sign_ops): Prototype here.
15614         * builtins.c (fold_builtin_copysign): Take an additional FNDECL
15615         argument.  Use fold_strip_sign_ops to simplify the first argument.
15616         (fold_builtin_pow):  Use fold_strip_sign_ops to simplify the
15617         first argument when the second argument is an even integer
15618         constant, but only with -funsafe_math_optimizations.
15619         (fold_builtin_1): Update call to fold_builtin_copysign.
15621 2005-02-09  Ian Lance Taylor  <ian@airs.com>
15623         PR middle-end/19583
15624         * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
15625         just check whether EH_FILTER_FAILURE falls through.
15627 2005-02-09  Andreas Krebbel  <krebbel1@de.ibm.com>
15629         * gcc/haifa-sched.c (schedule_block): Make queued sched group
15630         insns return to ready list in the next turn.
15632 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
15634         PR middle-end/19402
15635         * builtins.def: New __builtin_powi[lf].
15636         * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
15637         (expand_builtin_powi): New function.
15638         (expand_builtin): Dispatch to expand_builtin_powi.
15639         * libgcc2.h: Add prototypes for __builtin_powi[lf].
15640         * libgcc2.c: Add __builtin_powi[lf] implementation.
15641         * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
15642         * optabs.h: Add powi_optab.
15643         * optabs.c (init_optabs): Initialize powi_optab.
15644         * doc/extend.texi: Document __builtin_powi[lf].
15646 2005-02-09  Dorit Naishlos  <dorit@il.ibm.com>
15648         * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
15649         exists.
15651 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
15653         PR middle-end/19854
15654         * fold-const.c (try_move_mult_to_index): Remove redundant
15655         type argument.  Create ADDR_EXPR with correct type.
15656         (fold): Update callers of try_move_mult_to_index.  Convert
15657         result to the appropriate type.
15659 2005-02-09  Roger Sayle  <roger@eyesopen.com>
15661         PR target/19597
15662         * config/avr/avr.c (default_rtx_costs): Delete.
15663         (avr_operand_rtx_cost): New function.
15664         (avr_rtx_costs): Completely rewrite.
15666 2005-02-08  Hans-Peter Nilsson  <hp@axis.com>
15668         PR target/19806
15669         * config/cris/cris.c (in_code): New variable.
15670         (cris_output_addr_const): Now a static function, a wrapper for
15671         output_addr_const.
15672         (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
15673         case from old cris_output_addr_const.
15674         (cris_asm_output_label_ref): Similar for LABEL_REF.
15675         (cris_output_addr_const_extra): Similar for UNSPEC.
15676         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
15677         (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
15678         * config/cris/cris-protos.h (cris_output_addr_const): Remove
15679         declaration.
15680         (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
15681         (cris_asm_output_label_ref): Declare.
15683 2005-02-08  Paolo Bonzini  <bonzini@gnu.org>
15685         PR preprocessor/19801
15686         * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
15687         filenames that changed when libcpp was moved to the toplevel.
15689 2005-02-07  Roger Sayle  <roger@eyesopen.com>
15691         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
15692         zero extensions of BImode operands.  Call lowpart_subreg instead
15693         of gen_lowpart_common and gen_lowpart_SUBREG.
15695 2005-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
15697         PR ada/19489
15698         * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
15699         * configure.ac: Set cc_for_cross_gnattools.
15700         * configure: Regenerate.
15702 2005-02-08  Alan Modra  <amodra@bigpond.net.au>
15704         PR target/19803
15705         * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
15707 2005-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
15709         PR debug/19327
15710         * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
15711         of nested functions.
15713 2005-02-07  Jonathan Wakely  <redi@gcc.gnu.org>
15715         * doc/extend.texi: Document deprecated extensions allowing
15716         static floating-point members to have initializers and allowing
15717         floating-point literals in integral constant expressions.
15719 2005-02-07  Kazu Hirata  <kazu@cs.umass.edu>
15721         * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
15722         config/darwin7.h, config/mips/mips.c,
15723         config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
15724         Update copyright.
15726         * cse.c: Update comments.
15728 2005-02-07  Richard Guenther  <rguenth@gcc.gnu.org>
15730         PR middle-end/19775
15731         * builtins.c (fold_builtin_sqrt): Transform
15732         sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
15733         pow(x,y*0.5).
15735 2005-02-07  Leehod Baruch  <leehod@il.ibm.com>
15736             Dorit Naishlos  <dorit@il.ibm.com>
15738         * doc/invoke.texi (ftree-vectorizer-verbose): New.
15739         * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
15740         * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
15741         was added.
15742         * tree.h (vect_set_verbosity_level): New extern function declaration
15743         added.
15744         * tree-vectorizer.h (verbosity_levels): New enum type.
15745         * tree-vectorizer.c (vect_debug_stats): Function removed.
15746         (vect_debug_details): Likewise.
15747         (vect_verbosity_level): Global variable was defined and initialized.
15748         (vect_dump): Global variable definition.
15749         (vect_print_dump_info): New function.
15750         (vect_set_dump_settings): New function.
15751         (vect_set_verbosity_level): New function.
15752         (vectorize_loops): Add call to vect_set_dump_settings.
15754         (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
15755         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15756         (slpeel_tree_peel_loop_to_edge): Likewise.
15758         (vect_analyze_offset_expr): Call to vect_print_dump_info with
15759         appropriate verbosity level instead of call to vect_debug_details
15760         or vect_debug_stats.
15761         (vect_get_base_and_offset):
15762         (vect_create_addr_base_for_vector_ref):
15763         (get_vectype_for_scalar_type):
15764         (vect_create_data_ref_ptr):
15765         (vect_init_vector):
15766         (vect_get_vec_def_for_operand):
15767         (vect_finish_stmt_generation):
15768         (vectorizable_assignment):
15769         (vectorizable_operation):
15770         (vectorizable_store):
15771         (vectorizable_load):
15772         (vect_transform_stmt):
15773         (vect_update_ivs_after_vectorizer):
15774         (vect_do_peeling_for_loop_bound):
15775         (vect_update_inits_of_drs):
15776         (vect_do_peeling_for_alignment):
15777         (vect_transform_loop):
15778         (vect_is_simple_use):
15779         (vect_analyze_operations):
15780         (vect_is_simple_iv_evolution):
15781         (vect_analyze_scalar_cycles):
15782         (vect_analyze_data_ref_dependence):
15783         (vect_analyze_data_ref_dependences):
15784         (vect_compute_data_ref_alignment):
15785         (vect_enhance_data_refs_alignment):
15786         (vect_analyze_data_refs_alignment):
15787         (vect_analyze_data_ref_access):
15788         (vect_analyze_data_ref_accesses):
15789         (vect_analyze_pointer_ref_access):
15790         (vect_get_memtag_and_dr):
15791         (vect_analyze_data_refs):
15792         (vect_mark_relevant):
15793         (vect_stmt_relevant_p):
15794         (vect_mark_stmts_to_be_vectorized):
15795         (vect_can_advance_ivs_p):
15796         (vect_get_loop_niters):
15797         (vect_analyze_loop_form):
15798         (vect_analyze_loop):
15799         (vectorize_loops): Likewise.
15801         (vect_do_peeling_for_loop_bound): Dump format slightly changed.
15802         (vect_update_inits_of_drs):
15803         (vect_do_peeling_for_alignment):
15804         (vect_transform_loop):
15805         (vect_analyze_operations):
15806         (vect_analyze_scalar_cycles):
15807         (vect_analyze_data_ref_dependences):
15808         (vect_analyze_data_refs_alignment):
15809         (vect_analyze_data_ref_accesses):
15810         (vect_analyze_data_refs):
15811         (vect_mark_stmts_to_be_vectorized):
15812         (vect_get_loop_niters):
15813         (vect_analyze_loop_form):
15814         (vect_analyze_loop): Likewise.
15815         (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
15817 2005-02-07  Richard Sandiford  <rsandifo@redhat.com>
15819         PR bootstrap/19796
15820         Revert:
15821         2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
15822         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
15823         either -ffast-math or -funsafe-math-optimizations is in use.
15825         2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
15826         * config/mips/irix-csr.c: New file.
15827         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
15828         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
15829         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
15830         executables.
15832 2005-02-07  Alexandre Oliva  <aoliva@redhat.com>
15834         * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
15835         redundant, incorrect definitions.
15837         * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
15838         expand.
15839         ("*tls_indirect_call"): New, reference hard regs directly.
15840         * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
15842 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
15844         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
15845         Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
15847 2005-02-06  Roger Sayle  <roger@eyesopen.com>
15849         PR rtl-optimization/19800
15850         * simplify_rtx.c (simplify_relational_operation_1): Explicitly
15851         call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
15852         gen_lowpart.
15854 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
15856         * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
15858 2005-02-07  Joseph S. Myers  <joseph@codesourcery.com>
15860         PR other/17135
15861         * doc/invoke.texi: Correct documentation of -freorder-functions.
15863 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
15865         PR other/14402
15866         * doc/invoke.texi: Don't mention gccbug.
15868 2005-02-06  Roger Sayle  <roger@eyesopen.com>
15869             Andrew Pinski  <pinskia@physics.uc.edu>
15870             Paolo Bonzini  <paolo.bonzini@lu.unisi.ch>
15872         * simplify-rtx.c (simplify_relational_operation_1): Simplify
15873         (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
15874         into just (zero_extract:SI FOO (const_int 1) BAR).
15876 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
15878         * doc/cpp.texi: Include gcc-common.texi.  Don't define gcctabopt
15879         macro locally.  Don't give last revision date.  Use GCC version
15880         number from gcc-common.texi.
15881         * doc/cppinternals.texi: Include gcc-common.texi.  Don't give last
15882         revision date.  Use GCC version number from gcc-common.texi.
15883         Describe being a library as current state rather than as 3.x
15884         history.
15885         * doc/gcc.texi: Remove last update date.
15886         * doc/gccint.texi: Likewise.  Update copyright dates.
15887         * doc/install.texi: Update copyright dates.
15889 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
15891         PR other/7549
15892         * doc/invoke.texi: Mention for each option included in -Wall that
15893         it is included in -Wall.
15894         * doc/gcc.texi: Update copyright and last modification date.
15896 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
15898         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
15899         unnecessary cast to original induction variable increments.
15901 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
15903         PR tree-optimization/18219
15904         * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
15905         in distributed form.
15907 2005-02-06  Richard Sandiford  <rsandifo@redhat.com>
15909         * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
15910         Set bitpos and offset later in the function.  Do nothing if the
15911         target is a register and if the bitfield lies completely outside
15912         that register.
15913         (extract_bit_field): Make the same SUBREG, bitpos and offset changes
15914         here.  Return an uninitialised register if the source value is stored
15915         in a register and the bitfield lies completely outside that register.
15917 2005-02-06  Steven Bosscher  <stevenb@suse.de>
15919         * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
15920         not SET_DEST.
15922 2005-02-06  Marcin Dalecki  <martin@dalecki.de>
15924         * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
15926 2005-02-06  Geoffrey Keating  <geoffk@apple.com>
15928         * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
15929         * config/darwin8.h: New.
15930         * config/darwin7.h: Update comment.
15932 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
15933             Dorit Naishlos  <dorit@il.ibm.com>
15935         * tree-vectorizer.h (LOC): New type.
15936         (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
15937         (loop_line_number): New field in struct _loop_vec_info.
15938         (LOOP_VINFO_LOC, LOOP_LOC): New macros.
15940         * tree-vectorizer.c (input.h): Included.
15941         (find_loop_location): New function.
15942         (vect_debug_stats): Argument changed from loop to LOC. Computation of
15943         loop line number removed.
15944         (vect_debug_details): Likewise.
15945         (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
15947         (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
15948         call to vect_debug_details/stats changed from loop to loop_loc.
15949         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
15950         (slpeel_tree_peel_loop_to_edge): Likewise.
15952         (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
15953         changed from NULL to UNKNOWN_LOC.
15954         (vect_get_base_and_offset):
15955         (vect_create_addr_base_for_vector_ref):
15956         (get_vectype_for_scalar_type):
15957         (vect_create_data_ref_ptr):
15958         (vect_init_vector):
15959         (vect_get_vec_def_for_operand):
15960         (vect_finish_stmt_generation):
15961         (vectorizable_assignment):
15962         (vectorizable_operation):
15963         (vectorizable_store):
15964         (vectorizable_load):
15965         (vect_transform_stmt):
15966         (vect_update_ivs_after_vectorizer):
15967         (vect_do_peeling_for_loop_bound):
15968         (vect_do_peeling_for_alignment):
15969         (vect_transform_loop):
15970         (vect_is_simple_use):
15971         (vect_analyze_operations):
15972         (vect_is_simple_iv_evolution):
15973         (vect_analyze_scalar_cycles):
15974         (vect_analyze_data_ref_dependences):
15975         (vect_compute_data_ref_alignment):
15976         (vect_enhance_data_refs_alignment):
15977         (vect_analyze_data_ref_access):
15978         (vect_analyze_data_ref_accesses):
15979         (vect_analyze_pointer_ref_access):
15980         (vect_get_memtag_and_dr):
15981         (vect_analyze_data_refs):
15982         (vect_mark_relevant):
15983         (vect_stmt_relevant_p):
15984         (vect_mark_stmts_to_be_vectorized):
15985         (vect_can_advance_ivs_p):
15986         (vect_get_loop_niters):
15987         (vect_analyze_loop):
15988         (vectorize_loops): Likewise.
15990         (vectorizable_load): Argument in call to vect_debug_details/stats
15991         changed from loop to LOOP_LOC (loop_vinfo).
15992         (vect_transform_loop):
15993         (vect_analyze_operations):
15994         (vect_analyze_scalar_cycles):
15995         (vect_analyze_data_ref_dependence):
15996         (vect_enhance_data_refs_alignment):
15997         (vect_analyze_data_ref_accesses):
15998         (vect_analyze_pointer_ref_access):
15999         (vect_analyze_data_refs):
16000         (vect_analyze_loop): Likewise.
16002         (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
16003         changed from loop to loop_loc.
16005         (vect_enhance_data_refs_alignment): Removed unused variable loop.
16007 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
16008             Dorit Naishlos  <dorit@il.ibm.com>
16010         * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
16011         declaration added.
16012         (vect_analyze_data_ref_dependences): Likewise.
16014         (vect_is_simple_use): Argument changed from loop structure to
16015         loop_vect_info structure.
16016         (vect_can_advance_ivs_p): Likewise.
16017         (vect_create_index_for_vector_ref): Likewise.
16018         (vect_update_ivs_after_vectorizer): Likewise.
16019         (new_stmt_vec_info): Likewise.
16021         (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
16022         changed from loop to loop_vinfo.
16023         (vect_create_data_ref_ptr): First argument in call to
16024         vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
16025         (vectorizable_assignment): Second argument in call to vect_is_simple_use
16026         was changed from loop to loop_vinfo.
16027         (vectorizable_operation): Likewise.
16028         (vectorizable_store): Likewise.
16029         (vect_mark_stmts_to_be_vectorized): Likewise.
16030         (vect_do_peeling_for_loop_bound): First argument in call to
16031         vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
16032         (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
16033         was changed from loop to loop_vinfo.
16034         (vect_analyze_data_ref_dependences): Third argument in call to
16035         vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
16037         (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
16038         (vect_create_data_ref_ptr): Likewise.
16039         (vect_init_vector): Likewise.
16040         (vect_get_vec_def_for_operand): Likewise.
16041         (vectorizable_assignment): Likewise.
16042         (vectorizable_operation): Likewise.
16043         (vectorizable_store): Likewise.
16044         (vectorizable_load): Likewise.
16045         (vect_update_ivs_after_vectorizer): Likewise.
16046         (vect_is_simple_use): Likewise.
16047         (vect_analyze_data_ref_dependence): Likewise.
16048         (vect_analyze_pointer_ref_access): Likewise.
16049         (vect_can_advance_ivs_p): Likewise.
16051         * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
16052         before _stmt_vec_info.
16053         (_stmt_vec_info): Loop field replaced by loop_vec_info.
16054         (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
16055         (new_stmt_vec_info): Argument changed from loop structure to
16056         loop_vect_info structure
16058         (vect_analyze_data_ref_dependences): Unnecessary line was removed.
16059         (vect_analyze_offset_expr): Avoid 80 columns overflow.
16060         (vect_create_addr_base_for_vector_ref): Likewise.
16061         (vect_analyze_pointer_ref_access): Likewise.
16063 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
16065         PR tree-opt/19768
16066         * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
16067         phi flag if the phi is abnormal.
16069 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
16071         PR tree-opt/19736
16072         * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
16073         information for the new statement.
16075 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
16077         PR driver/19117
16078         * gcc.c (main): Include the target in -v output.
16080 2005-02-03  Alexandre Oliva  <aoliva@redhat.com>
16082         * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
16083         Do not drop the extend if we'd have to add a paradoxical subreg
16084         later.  Include optabs.h and insn-codes.h.
16085         * Makefile.in (combine.o): Depend on $(OPTABS_H).
16087 2005-02-02  Roger Sayle  <roger@eyesopen.com>
16089         PR middle-end/19405
16090         * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
16091         * fold-const.c (const_binop): Avoid constant folding floating
16092         point operations in modes that use composite representations.
16093         * simplify-rtx.c (simplify_binary_operation): Likewise.
16095 2005-02-02  Geoffrey Keating  <geoffk@apple.com>
16097         * config/rs6000/altivec.md (altivec_dst): Make the first operand
16098         a REG, not a MEM.
16099         (altivec_dstt): Likewise.
16100         (altivec_dstst): Likewise.
16101         (altivec_dststt): Likewise.
16102         * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
16103         of first operand.
16105 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
16107         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
16108         EXPR_LOCUS from orig_cond to the new cond_stmt.
16109         (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
16110         the new vec_stmt.
16112 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
16114         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
16115         standard_iv_increment_position. Remove call to bsi_next
16116         (no need to bump the iterator anymore).
16117         (vect_create_index_for_vector_ref): Call
16118         standard_iv_increment_position. Remove second function argument.
16119         (vect_finish_stmt_generation): Remove call to bsi_next
16120         (no need to bump the iterator anymore).
16121         (vect_create_data_ref_ptr): Remove second argument (bsi) in call
16122         to vect_create_index_for_vector_ref.
16124 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
16126         * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
16127         phis are used out of the loop.
16129 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
16131         PR c/17807
16132         * c-decl.c (undef_nested_function): New variable.
16133         (pop_scope): Diagnose undefined nested functions.
16134         (finish_function): Don't attempt cgraph processing or genericizing
16135         if current top-level function contained an undefined nested
16136         function.  Reset undef_nested_function at the end of a top-level
16137         function.
16139 2005-02-02  Zdenek Dvorak  <dvorakz@suse.cz>
16141         * tree.c (build_int_cst_type): Take sign of the value into account
16142         when deciding whether sign extend the value.
16144 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
16146         PR c/18502
16147         * gcc.c (cpp_unique_options): Remove %{trigraphs}.
16148         (cpp_options, cc1_options): Change %{std*&ansi} to
16149         %{std*&ansi&trigraphs}.
16151 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
16153         * cse.c: Update comments.
16155 2005-02-02  Aldy Hernandez  <aldyh@redhat.com>
16157         * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
16158         arguments go on the stack.  Do not put complex doubles in odd/even
16159         pairs.
16161 2005-02-02  Steven Bosscher  <stevenb@suse.de>
16163         * doc/invoke.texi: Update the options enabled at -O1, -O2,
16164         and -O3.  Update the documentation for -fgcse-sm, -fgcse-las,
16165         -ftree-pre, and -fthread-jumps.
16167 2005-02-02  Richard Sandiford  <rsandifo@redhat.com>
16169         PR tree-optimization/19578
16170         * tree-flow.h (modified_noreturn_calls): Declare.
16171         (noreturn_call_p): Declare.
16172         * tree-flow-inline.h (noreturn_call_p): New function.
16173         (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
16174         * tree-cfg.c (modified_noreturn_calls): New variable.
16175         (cleanup_control_flow): Use noreturn_call_p.  Split basic blocks
16176         that contain a mid-block noreturn call.
16177         * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
16179 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
16181         * df.c (df_def_record_1, df_uses_record): Don't use
16182         DF_FOR_REGALLOC.
16183         * df.h (DF_FOR_REGALLOC): Remove.
16185 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
16187         PR c/19435
16188         * c-typeck.c (really_start_incremental_init): Reset
16189         constructor_max_index for arrays of incomplete type.
16191 2005-02-02  Jeff Law  <law@redhat.com>
16193         * gcse.c (struct reg_set): Store the block index where the register
16194         was set rather than the setting insn.
16195         (record_one_set, compute_transp): Corresponding changes.
16196         (pre_insert_copy_insn): Do not call replace_one_set.
16197         (replace_one_set): Remove.
16199 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
16201         PR other/15514
16202         * doc/gcov.texi: Fix typo.
16204 2005-02-01  Richard Henderson  <rth@redhat.com
16206         PR target/19680
16207         * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
16208         * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
16209         type to bool.
16210         (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
16211         * config/i386/i386-protos.h: Update.
16213 2005-02-01  Steven Bosscher  <stevenb@suse.de>
16215         PR tree-optimization/19217
16216         * tree-cfg.c (verify_expr): Use the data field to see if TP was
16217         seen inside a PHI node.  Do not do the ADDR_EXPR check if it was.
16218         (verify_stmts): Pass (void*)1 as data to verify_expr to signal
16219         that it is walking a PHI node.
16221 2005-02-01  Joseph S. Myers  <joseph@codesourcery.com>
16223         * doc/extend.texi (Nested Functions): Update.
16225 2005-02-01  Richard Henderson  <rth@redhat.com>
16227         PR 19696
16228         * optabs.c (expand_copysign_absneg): Export.
16229         * optabs.h (expand_copysign_absneg): Declare.
16230         * config/rs6000/rs6000.md (copysigntf3): New.
16232 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
16234         PR tree-optimization/19633
16235         * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
16236         * tree-ssa-alias.c (init_alias_info): Initialize.
16237         (merge_pointed_to_info): Set.
16238         (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
16239         (dump_points_to_info_for): Show value of pt_null.
16240         (struct count_ptr_d): Declare.
16241         (find_ptr_dereference): Remove.
16242         (ptr_is_dereferenced_by): Remove.
16243         (count_ptr_derefs): New local function.
16244         (count_uses_and_derefs): New local function.
16245         (compute_points_to_and_addr_escape): Call it.  If the number
16246         of dereferences is greater than zero, mark the pointer as
16247         dereferenced.  If there are fewer dereferences than uses of
16248         the pointer, the pointer's value escapes.
16250 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
16252         PR tree-optimization/19670
16253         * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
16254         here...
16255         (verify_use): ... set it here, instead.
16257 2005-02-01  Janis Johnson  <janis187@us.ibm.com>
16259         * doc/sourcebuild.texi (Test directives): Fix formatting.
16261         * doc/sourcebuild.texi (Test directives): Describe selector
16262         expressions.
16264 2005-02-01  Segher Boessenkool  <segher@kernel.crashing.org>
16266         * config.gcc (powerpc64-*-linux*): Default to -m64 also for
16267         specific 64-bit CPUs.
16269 2005-02-01  Richard Earnshaw  <rearnsha@arm.com>
16271         PR target/16201
16272         * arm.c (arm_eliminable_register): New function.
16273         (adjacent_mem_locations): Don't allow eliminable registers.  Use
16274         HOST_WIDE_INT for address offsets.
16275         * arm-protos.h (arm_eliminable_register): Add prototype.
16277 2005-02-01  Steven Bosscher  <stevenb@suse.de>
16279         PR optimization/15242
16280         * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
16281         * basic-block.h (duplicate_computed_gotos): Add prototype.
16282         * bb-reorder.c (duplicate_computed_gotos): New function to
16283         duplicate sufficiently small blocks ending in a computed jump.
16284         * passes.c (rest_of_compilation): Call duplicate_computed_gotos
16285         if not optimizing for size.
16286         * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
16287         never do tail merging for blocks ending in a computed jump.
16288         * doc/invoke.texi: Document the max-goto-duplication-insns param.
16290 2005-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
16292         Patch from Richard Sandiford <rsandifo@redhat.com>
16293         * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
16294         from inheriting a subreg equivalence with a non-spill register.
16296         * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
16298 2005-02-01  Alexandre Oliva  <aoliva@redhat.com>
16300         * config/frv/frv.c (movcc_fp_destination_operand): New.
16301         (gpr_or_memory_operand): Fix typo in comment.
16302         (gpr_or_memory_operand_with_scratch): New.
16303         * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
16304         * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
16305         movcc_fp_destination_operand.
16306         (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
16307         Legitimize memory addresses using a scratch register.
16309 2005-01-31  Jeff Law  <law@redhat.com>
16311         * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
16312         bitmap a sparse bitmap instead of a simple bitmap.
16313         (mark_def_sites_initialize_block):  Corresponding changes.
16314         (ssa_mark_def_sites_initialize_block): Likewise.
16315         (ssa_mark_phi_uses): Likewise.
16316         (mark_def_site, ssa_mark_def_sites): Likewise.
16317         (mark_def_site_blocks): Likewise.
16318         (rewrite_ssa_into_ssa): Likewise.
16320         * tree-ssa-dom.c (record_cond): Pass correct variable type
16321         for last argument to htab_find_slot_with_hash.
16323         * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
16324         effects when optimizing 0 % X.  Do not try to optimize X % 0.
16326 2005-01-31  James E. Wilson  <wilson@specifixinc.com>
16328         * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
16329         1_mmalua.
16331 2005-02-01  Eric Christopher  <echristo@redhat.com>
16333         * config/mips/mips.c (override_options): Warn if -mint64
16334         is used.
16335         * doc/invoke.texi (MIPS Options): Document that -mint64 is
16336         deprecated.
16338 2005-02-01  Kazu Hirata  <kazu@cs.umass.edu>
16340         * cse.c (cse_reg_info): Remove hash_next, next, regno.  Add
16341         timestamp.
16342         (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
16343         REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
16344         cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
16345         (cached_regno): Initialize to INVALID_REGNUM.
16346         (cse_reg_info_table_size,
16347         cse_reg_info_table_first_uninitialized,
16348         cse_reg_info_timestamp): New.
16349         (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
16350         get_cse_reg_info.
16351         (init_cse_reg_info, get_cse_reg_info_1): New.
16352         (get_cse_reg_info): Cache the last look-up.
16353         (new_basic_block): Update the code to clear mappings from
16354         registers to cse_reg_info entries.
16355         (cse_main): Call init_cse_reg_info.
16357         * cse.c (get_cse_reg_info): Update a comment.
16359 2005-01-31  Steven Bosscher  <stevenb@suse.de>
16361         PR c/19333
16362         * c-decl.c (start_decl): Do not warn about arrays of elements with
16363         an incomplete type here.
16364         (grokdeclarator): Do it here by making a pedwarn an error.
16365         * c-typeck.c (push_init_level): If there were previous errors with
16366         the constructor type, do not warn about braces for initializers.
16367         (process_init_element): Likewise for excess initializer elements.
16369 2005-01-31  Kazu Hirata  <kazu@cs.umass.edu>
16371         * cse.c (delete_trivially_dead_insn): Don't iterate.
16373 2005-01-31  Andrew Pinski  <pinskia@physics.uc.edu>
16375         * config/rs6000/rs6000.md (copysignsf3): New expand.
16376         (copysigndf3): Likewise.
16378 2005-01-31  Steven Bosscher  <stevenb@suse.de>
16380         * recog.c (constrain_operands): Only look for earlyclobber operand
16381         conflicts if an '&' constraint was seen.
16383 2005-01-31  Marc Espie <espie@openbsd.org>
16385         * config.gcc: Don't include embedded systems fragment, switches default
16386         debugging format to ELF.
16387         * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
16388         longer pick it up there.
16390 2005-01-31  Dale Johannesen  <dalej@apple.com>
16392         * doc/extend.texi (nested functions): Fix linkage description.
16393         Clarify that static is not allowed.
16395 2005-01-31  Dale Johannesen  <dalej@apple.com>
16397         * config/rs6000/darwin.md (movsf_low_di):  Make work.
16398         (movdf_low_di):  Make work.
16400 2005-01-31  Dale Johannesen  <dalej@apple.com>
16402         * config/rs6000/darwin-tramp.asm (__trampoline_setup):
16403         Make work for 64 bit.
16405 2005-01-31  Roger Sayle  <roger@eyesopen.com>
16406             Dale Johannesen  <dalej@apple.com>
16408         PR middle-end/19650
16409         * fold-const.c (fold_binary_op_with_conditional_arg):
16410         Make types match original operands, before STRIP_NOPS.
16412 2005-01-31  Alan Modra  <amodra@bigpond.net.au>
16414         * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
16415         (struct gcc_regs): Rename from gcc_pt_regs.  Add more regs.
16416         (struct gcc_sigcontext): Delete.  Merge contents to..
16417         (struct gcc_ucontext): ..here.
16418         (get_sigcontext): Delete.
16419         (get_regs): New function, like get_sigcontext but return regs ptr.
16420         64-bit version finds regs from r1 to support vdso.
16421         (ppc_linux_aux_vector): New function.
16422         (ppc_fallback_frame_state): Modify for get_regs.  Restore fprs
16423         and vector regs.
16425 2005-01-31  Ira Rosen  <irar@il.ibm.com>
16427         * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
16428         sizetype.
16429         (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
16430         redundant fold. Fix misalignment for MINUS_EXPR.
16431         (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
16432         (vect_analyze_pointer_ref_access): Likewise.
16433         (vect_get_memtag_and_dr): Likewise.
16435 2005-01-31  Richard Henderson  <rth@redhat.com>
16437         * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
16438         (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
16439         absnegdf2_i387, absnegxf2_i387): Likewise.
16441 2005-01-31  Richard Henderson  <rth@redhat.com>
16443         PR 19696
16444         * optabs.c (expand_copysign_absneg): New.
16445         (expand_copysign_bit): Split out from ...
16446         (expand_copysign): ... here.  Use expand_copysign_absneg.
16448 2005-01-30  Roger Sayle  <roger@eyesopen.com>
16450         PR middle-end/19697
16451         * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
16452         constant as the second operand and a register as the third.
16454 2005-01-31  Danny Smith  <dannysmith@users.sourceforge.net>
16456         PR target/19704
16457         * config/i386/i386.c (ix86_function_ok_for_sibcall):  Also check
16458         that dllimport'd functions do not use all call-clobbered registers
16459         to pass parameters.
16461 2005-01-30  Richard Henderson  <rth@redhat.com>
16463         PR 19696
16464         * optabs.c (expand_absneg_bit): Split out from expand_unop and
16465         expand_abs_nojump and generalize.  Use operand_subword and
16466         emit_no_conflict_block.  Support large modes.
16467         (expand_abs_nojump): Use it.  Use HONOR_SIGNED_ZEROS to fall
16468         back to maximum.
16469         (expand_unop): Likewise.  Use HONOR_SIGNED_ZEROS to fall back
16470         negation to subtraction.
16471         (expand_copysign): Check that the format has signed zeros.
16472         Use operand_subword and emit_no_conflict_block.  Support large modes.
16474 2005-01-30  Daniel Berlin  <dberlin@dberlin.org>
16476         Fix PR tree-optimization/19624
16478         * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
16479         * tree-ssa-pre.c: Add cfgloop.h.
16480         Update comment.
16481         (pre_stats): New member, constified.
16482         (inserted_exprs): New static variable.
16483         (NECESSARY): New macro.
16484         (create_expression_by_pieces): Fold the expression, and
16485         mark it as defaulting to not necessary. Also put in
16486         inserted_exprs.
16487         (fully_constant_expression): New function.
16488         (insert_into_preds_of_block): Modify to not insert phis when we
16489         are playing with induction variables.
16490         Push phis onto the inserted_exprs vector, and mark them as not
16491         necessary by default.
16492         (insert_aux): Call fully_constant_expression on eprime.
16493         If all edges produce the same value, mark it constant.
16494         (mark_operand_necessary): New function.
16495         (remove_dead_inserted_code): New function.
16496         (init_pre): Init loop optimizer to get loop info.
16497         (fini_pre): Free loop_optimizer, and inserted_exprs vec.
16498         (execute_pre): Commit edge inserts, then remove dead code.
16500 2005-01-30  Richard Henderson  <rth@redhat.com>
16502         * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
16503         * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
16505 2005-01-30  Richard Henderson  <rth@redhat.com>
16507         PR target/19700
16508         * config/i386/i386.c (ix86_expand_copysign): New.
16509         (ix86_split_copysign_const): New.
16510         (ix86_split_copysign_var): Rename from ix86_split_copysign,
16511         rearrange op1/nmask operands.
16512         * config/i386/i386-protos.h: Update.
16513         * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
16514         (copysigndf3): Likewise.
16515         (copysignsf3_const, copysigndf3_const): New.
16516         (copysignsf3_var): Rename from copysignsf3, split out splitter
16517         and fix split predicate for X constraint.
16518         (copysigndf3_var): Similarly.
16520 2005-01-30  Kazu Hirata  <kazu@cs.umass.edu>
16522         * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
16523         doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
16524         doc/tm.texi, doc/tree-ssa.texi: Update copyright.
16526 2005-01-29  Richard Henderson  <rth@redhat.com>
16528         PR target/19690
16529         * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
16530         of # and * in constraints.
16532 2005-01-29  Richard Henderson  <rth@redhat.com>
16534         PR middle-end/19689
16535         * expr.c (store_field): Don't strip sub-mode cast when the input
16536         data is even smaller.
16538 2005-01-29  Richard Henderson  <rth@redhat.com>
16540         PR middle-end/19687
16541         * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
16542         union being empty.
16544 2005-01-29  Richard Henderson  <rth@redhat.com>
16546         * combine.c (make_field_assignment): Fix argument order
16547         to gen_int_mode.
16549 2005-01-29  Richard Guenther <richard.guenther@uni-tuebingen.de>
16551         PR tree-optimization/15791
16552         * fold-const.c (extract_array_ref): New function.
16553         (fold): Fold comparisons between &a[i] and &a[j] or
16554         semantically equivalent trees.
16556 2005-01-29  Jeff Law  <law@redhat.com>
16558         * gcse.c (insert_expr_in_table): Revamp handling of available
16559         and anticipatable occurrence lists to avoid unnecessary list
16560         walking.
16561         (insert_set_in_table): Similarly.
16563 2005-01-29  Joseph S. Myers  <joseph@codesourcery.com>
16565         * c-common.c (fix_string_type): Just use c_build_qualified_type to
16566         build string type.
16567         (c_build_qualified_type): Build qualified array types with
16568         TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
16569         * c-decl.c (c_make_fname_decl): Build unqualified array type
16570         before qualified type.
16571         (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
16572         type is qualified, not just if type itself is.  Don't apply
16573         qualifiers to array type when declarator is processed.  Apply
16574         qualifiers to field type whether or not it is an array type.
16575         Don't handle array types specially for applying qualifiers to
16576         variables.
16577         * c-typeck.c (composite_type): Build unqualified element type and
16578         array type when forming composite of array types.
16579         (common_pointer_type, comptypes, comp_target_types,
16580         type_lists_compatible_p, build_indirect_ref, build_array_ref,
16581         convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
16582         types.
16583         (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
16584         (args2) in variables a1 and a2.
16586 2005-01-29  Kazu Hirata  <kazu@cs.umass.edu>
16588         * cse.c (n_elements_made, max_elements_made): Remove.
16589         (insert): Don't touch n_elements_made.
16590         (cse_main): Don't touch n_elements_made or max_elements_made.
16592 2005-01-28  Stephane Carrez  <stcarrez@nerim.fr>
16594         PR target/15384
16595         * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
16596         configuration part of dp-bit.c to be lost.
16598 2005-01-28  Roger Sayle  <roger@eyesopen.com>
16600         * expmed.c (expand_mult_highpart_optab): When attempting to use
16601         a non-widening multiplication in a wider mode, the operands need
16602         to be converted (zero or sign extended) to that mode.
16604 2005-01-28  Ian Lance Taylor  <ian@airs.com>
16606         PR middle-end/16558
16607         PR middle-end/19583
16608         * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
16609         through if both operands fall through.
16611 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
16613         * cse.c (fold_rtx) <PC>: Don't optimize.
16615 2005-01-28  Jeff Law  <law@redhat.com>
16617         * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
16618         (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
16620 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
16622         * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
16623         cse_reg_info_used_list_end): Remove.
16624         (cse_reg_info_list, cse_reg_info_list_free): New.
16625         (get_cse_reg_info): When allocating an instance of
16626         cse_reg_info, add it to the beginning of the cse_reg_info_list
16627         list.  Remove code to maintain cse_reg_info_used_list.
16628         (new_basic_block): Reset the free list to the beginning of
16629         cse_reg_info_list.
16631 2005-01-28  Richard Sandiford  <rsandifo@redhat.com>
16633         * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
16634         (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
16635         (frv_expand_mdpackh_builtin): New function.
16636         (frv_expand_builtin): Use it to expand __MDPACKH.
16637         * doc/extend.texi (__MDPACKH): Update documentation.
16639 2005-01-28  Uros Bizjak  <uros@kss-loka.si>
16641         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
16642         SSE_FLOAT_MODE_P for use_sse computation.
16644 2005-01-28  Ralf Corsepius  <ralf.corsepius@rtems.org>
16646         PR target/19663
16647         * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
16649 2005-01-27  Richard Henderson  <rth@redhat.com>
16651         * builtins.c (expand_builtin_copysign): New.
16652         (expand_builtin): Call it.
16653         * genopinit.c (optabs): Add copysign_optab.
16654         * optabs.c (init_optabs): Initialize it.
16655         (expand_copysign): New.
16656         * optabs.h (OTI_copysign, copysign_optab): New.
16657         (expand_copysign): Declare.
16659         * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
16660         (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
16662         * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
16663         (ix86_expand_fp_absneg_operator): ... here.
16664         (ix86_split_copysign): New.
16665         * config/i386/i386-protos.h: Update.
16666         * config/i386/i386.md (UNSPEC_COPYSIGN): New.
16667         (copysignsf3, copysigndf3): New.
16669         * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
16670         (copysignsf3, ncopysignsf3): New.
16671         (copysigndf3, ncopysigndf3): New.
16672         (copysignxf3, ncopysignxf3): New.
16673         * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
16675 2005-01-27  Arend Bayer  <arend.bayer@web.de>
16676             Kazu Hirata  <kazu@cs.umass.edu>
16678         * cse.c: (find_best_addr): Don't call copy_rtx before calling
16679         fold_rtx.  Save cost recomputation if fold_rtx did nothing.
16680         (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
16681         NULL_RTX.
16683 2005-01-27  Jeff Law  <law@redhat.com>
16685         * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
16686         definitions of SSA_NAMEs which are not being rewritten.
16687         (rewrite_ssa_into_ssa): Only initialize the current definition
16688         of an SSA_NAME if that SSA_NAME has been marked for rewriting.
16689         If checking is enabled, assert that SSA_NAME_AUX is clear for all
16690         SSA_NAMEs before returning.
16692 2005-01-27  Kazu Hirata  <kazu@cs.umass.edu>
16694         * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
16695         cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
16696         tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
16697         config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
16698         config/mips/iris6.h, config/sh/sh.c: Update copyright.
16700 2005-01-27  Steven Bosscher  <stevenb@suse.de>
16702         PR middle-end/17278
16703         * opts.c (decode_options): Move flag_thread_jumps from -O1 and
16704         higher to -O2 and higher.  Likewise for tree PRE.
16705         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
16706         and better.
16708 2005-01-27  Ian Lance Taylor  <ian@airs.com>
16710         PR middle-end/19583
16711         * gimple-low.c (try_catch_may_fallthru): New static function.
16712         (block_may_fallthru): Handle TRY_CATCH_EXPR.
16713         * tree-inline.c (expand_call_inline): Don't warn about reaching
16714         the end of a non-void function being inlined if the function uses
16715         a return slot.
16717 2005-01-27  Jakub Jelinek  <jakub@redhat.com>
16719         * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
16721         PR c/18946
16722         * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
16723         (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
16724         (implicitly_declare): Handle error_mark_node.
16726 2005-01-27  Richard Henderson  <rth@redhat.com>
16728         PR tree-opt/14329
16729         * tree.h (struct tree_decl): Add debug_expr_is_from.
16730         (DECL_DEBUG_EXPR_IS_FROM): New.
16731         (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
16732         * dwarf2out.c (dwarf2out_var_location): Update to match.
16733         * tree-outof-ssa.c (create_temp): Likewise.
16734         * var-tracking.c (track_expr_p): Likewise.
16735         * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
16736         * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
16737         * toplev.c (default_tree_printer): Likewise.
16739 2005-01-27  Alexandre Oliva  <aoliva@redhat.com>
16741         * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
16742         GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
16744 2005-01-27  Steven Bosscher  <stevenb@suse.de>
16746         * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
16747         CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
16748         ASM_CLOBBERS): Add tree checks.
16750         * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
16751         (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
16752         * c-common.def (SWITCH_STMT): Update to match.
16753         * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
16754         macros instead of SWITCH_EXPR ones.
16755         * c-dump.c (c_dump_tree): Likewise.
16756         * c-gimplify.c (gimplify_switch_stmt): Likewise.
16757         * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
16759         * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
16761 2005-01-27  Alan Modra  <amodra@bigpond.net.au>
16763         * unwind-dw2.c (execute_stack_op): Add missing cases for
16764         DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
16766 2005-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
16768         * config.gcc (Obsolete configurations): Remove 'dummy', add
16769         sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
16770         sparc-*-openbsd*.
16772 2005-01-26  Diego Novillo  <dnovillo@redhat.com>
16774         PR tree-optimization/19633
16775         * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
16776         CALL_EXPRs.
16777         (maybe_create_global_var): Do not create .GLOBAL_VAR if there
16778         are no call-clobbered variables.
16779         * tree-outof-ssa.c (check_replaceable): Return false for calls
16780         with side-effects.
16782 2005-01-26  Ulrich Weigand  <uweigand@de.ibm.com>
16784         * dbxout.c (dbxout_symbol_location): Resolve constant pool references
16785         even for variables with NULL DECL_INITIAL.
16787 2005-01-26  Stuart Hastings  <stuart@apple.com>
16789         * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
16791 2005-01-26  Richard Henderson  <rth@redhat.com>
16793         PR middle-end/18008
16794         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16795         field's type.
16796         * expr.c (store_field): Strip conversions to odd-bit-sized types
16797         if the destination field width matches.
16799 2005-01-26  Richard Henderson  <rth@redhat.com>
16801         * c-decl.c, expmed.c, expr.c: Revert last change.
16803 2005-01-26  Richard Henderson  <rth@redhat.com>
16805         PR middle-end/18008
16806         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
16807         field's type.
16808         * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
16809         if we don't need the bits above those present in the current mode.
16810         * expr.c (store_field): Strip conversions to odd-bit-sized types
16811         if the destination field width matches.
16813 2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
16815         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
16816         either -ffast-math or -funsafe-math-optimizations is in use.
16818 2005-01-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
16820         PR target/19293
16821         PR target/19329
16822         * config/avr/avr.c (notice_update_cc): Only set condition code for
16823         ashrqi3 if shift count > 0.
16824         (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
16825         (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
16826         ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
16827         count <= 0 as a no-op, and shift count >= width by copying zero
16828         or sign bit to all bits of the result.
16829         * config/avr/avr.md (all shifts): Add alternatives for zero shift
16830         count, with attribute "length" set to 0 and "cc" set to "none".
16832 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
16834         * doc/invoke.texi: Document -mTLS.
16836         * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
16837         * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
16838         * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
16839         * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
16840         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
16841         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
16842         * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
16843         * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
16845         * configure.ac: Check for a TLS capable gas.
16847         * configure: Regenerate.
16849 2005-01-26  Richard Henderson  <rth@redhat.com>
16851         PR middle-end/18008
16852         * combine.c (make_field_assignment): Simplify store to zero_extract
16853         from a source with an overlapping mask.
16855 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
16857         2004-11-11  Eric Christopher  <echristo@redhat.com>
16859         * config/frv/frv.md: Add fr400_integer automaton. Don't
16860         allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
16861         to TYPE_MACC.
16863 2005-01-26  Steven Bosscher  <stevenb@suse.de>
16865         PR middle-end/16585
16866         * cfgbuild.c (make_edges): Do not clear or set
16867         current_function_has_computed_jump.
16868         * function.h (struct function): Remove the has_computed_jump field.
16869         (current_function_has_computed_jump): Do not define.
16870         * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
16871         in a computed jump.  Ignore current_function_has_computed_jump.
16873 2005-01-26  Richard Henderson  <rth@redhat.com>
16875         PR middle-end/19515
16876         * expr.c (categorize_ctor_elements): New argument p_must_clear.
16877         (categorize_ctor_elements_1): Likewise.  Detect a union that isn't
16878         fully initialized.
16879         (mostly_zeros_p): Update for new categorize_ctor_elements argument.
16880         * gimplify.c (gimplify_init_constructor): Likewise.  Only shove
16881         objects into static storage if they have more than one non-zero value.
16882         * tree.h (categorize_ctor_elements): Update decl.
16884 2005-01-26  Steven Bosscher  <stevenb@suse.de>
16886         PR middle-end/19616
16887         * tree.h (CALL_EXPR_TAILCALL): Add comment.
16888         * calls.c (check_sibcall_argument_overlap_1): Revert the change
16889         to this function from 2004-07-10.
16890         * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
16891         the current function for tail call optimizations if the address
16892         of one of it its arguments is taken.
16894 2005-01-26  Kazu Hirata  <kazu@cs.umass.edu>
16896         * cse.c (fold_rtx): Call equiv_constant only when necessary.
16898 2005-01-26  Bernd Schmidt  <bernd.schmidt@analog.com>
16900         * function.c (expand_function_end): If current_function_calls_alloca,
16901         emit stack restore in a place that is reached when the function falls
16902         through at the end.
16904 2005-01-26  Alexandre Oliva  <aoliva@redhat.com>
16906         * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
16907         rule to avoid matching inappropriate suffix rule.
16909 2005-01-26  Jan Hubicka  <jh@suse.cz>
16911         PR tree-optimization/19241
16912         * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
16914 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
16916         * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
16917         -lsyssim.  Wrap -lc -lsyssim in --start-group --end-group instead
16918         of doubling.
16919         (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
16920         <sim*>: Always use crt1.o, regardless of N in simN.
16921         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16922         (ENDFILE_SPEC): Add crtn.o, after crtend.o.
16923         (CRT_CALL_STATIC_FUNCTION): Remove.
16924         * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
16925         use crt1.o, regardless of N in simN.
16926         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
16927         (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
16928         (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
16929         case isystem setting.
16930         (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
16932 2005-01-25  Ian Lance Taylor  <ian@airs.com>
16934         * gimple-low.c (block_may_fallthru): Correct handling of
16935         SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
16937 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
16939         * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
16940         handlers to match indentation; nested under the mtune=* handler.
16941         Similar for mcpu= and march=.
16943 2005-01-25  Daniel Jacobowitz  <dan@codesourcery.com>
16945         * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
16946         * config/mips/linux64.h (LIB_SPEC): Likewise.
16947         * config/mn10300/linux.h (LIB_SPEC): Likewise.
16948         * config/sh/linux.h (LIB_SPEC): Likewise.
16950 2005-01-25  Aldy Hernandez  <aldyh@redhat.com>
16952         * config/frv/frv.c (frv_legitimize_tls_address): New.
16953         (TARGET_HAVE_TLS): Define.
16954         (FRV_SYMBOL_REF_TLS_P): Define.
16955         (frv_override_options): Handle new register classes.
16956         (frv_legitimate_address_p): Reject tls addresses.
16957         (frv_legitimize_address): Handle TLS addresses.
16958         (gen_inlined_tls_plt): New.
16959         (gen_tlsmoff): New.
16960         (frv_legitimize_tls_address): New.
16961         (unspec_got_name): Add TLS entries.
16962         (got12_operand): Add R_FRV_TLSMOFF12 case.
16963         (frv_emit_move): Fixup TLS addresses.
16964         (frv_emit_movsi): Legitimize TLS addresses.
16966         * config/frv/frv.h (MASK_BIG_TLS): New.
16967         (TARGET_BIG_TLS): New.
16968         (HAVE_AS_TLS): Define.
16969         (TARGET_SWITCHES): Add -mTLS and -mtls options.
16970         (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
16971         (REG_CLASS_NAMES): Same.
16972         (REG_CLASS_CONTENTS): Same.
16973         (CONSTRAINT_LEN): New.
16974         (REG_CLASS_FROM_CONSTRAINT): New.
16975         (PREDICATE_CODES): Add symbolic_operand.
16977         * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
16978         UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
16979         UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
16980         UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
16981         R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
16982         R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
16983         R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
16984         GR9_REG, GR14_REG, LRREG.
16985         (type): Add load_or_call attribute.
16986         ("load_or_call"): New reservation.
16987         ("call_gettlsoff"): New.
16988         ("tls_indirect_call"): New.
16989         ("tls_load_gottlsoff12"): New.
16990         ("tlsoff_hilo"): New.
16991         ("tls_tlsdesc_ldd"): New.
16992         ("tls_tlsoff_ld"): New.
16993         ("tls_lddi"): New.
16995         * config/frv/frv-protos.h (symbolic_operand): Protoize.
16997         2005-01-25  Alexandre Oliva  <aoliva@redhat.com>
16999         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
17000         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
17001         * config/frv/frv.c (TLS_BIAS): Define.
17002         (frv_output_dwarf_dtprel): New.
17004 2005-01-26  Jakub Jelinek  <jakub@redhat.com>
17006         PR rtl-optimization/19579
17007         * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
17008         both A and B, see if they don't clobber registers the other expr uses.
17010 2005-01-25  J"orn Rennecke <joern.rennecke@st.com>
17012         * real.c (do_add): Initialize signalling and canonical members.
17014         * real.c (real_from_integer): Zero out destination.
17016 2005-01-18  Jan Hubicka  <jh@suse.cz>
17018         PR tree-optimize/19337
17019         * tree-inline.c (initialize_inlined_parameters): Copy
17020         saved_static_chain_decl only.
17022 2005-01-25  Richard Henderson  <rth@redhat.com>
17024         PR target/19556
17025         PR target/19584
17026         * config/i386/i386.c (x86_inter_unit_moves): Zero.
17027         (ix86_preferred_reload_class): Rewrite fp-constant section, with
17028         80387 enabled, to return a proper subclass.  Return the subset that
17029         overlaps with GENERAL_REGS for PLUS.
17030         * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
17032 2005-01-25  Richard Henderson  <rth@redhat.com>
17034         PR middle-end/19609
17035         * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
17037 2005-01-25  Roger Sayle  <roger@eyesopen.com>
17039         * expmed.c (choose_multiplier): Change interface to return the
17040         multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
17041         (expand_divmod): Update calls to choose_multiplier.
17043 2005-01-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17045         PR middle-end/19330
17046         * expmed.c (extract_bit_field): Use adjust_address instead of
17047         gen_lowpart when op0 is a MEM.
17049 2005-01-24  Steven Bosscher  <stevenb@suse.de>
17051         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
17053 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
17055         * config/mips/irix-csr.c: New file.
17056         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17057         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17058         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17059         executables.
17061 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
17063         PR bootstrap/19364
17064         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
17065         sparc/elf.h, add sparc/sp-elf.h.
17066         (sparc-*-rtems*): Likewise.
17067         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
17068         tm-dwarf2.h, add sparc/sp-elf.h.
17069         (sparc86x-*-elf): Likewise.
17070         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
17071         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
17072         TARGET_OS_CPP_BUILTINS.
17073         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17074         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
17075         Undefine it.
17076         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
17077         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
17078         (SWITCH_TAKES_ARG): Likewise.
17079         (LOCAL_LABEL_PREFIX): Likewise.
17080         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
17081         (TARGET_N_FORMAT_TYPES): Delete.
17082         (TARGET_FORMAT_TYPES): Likewise.
17083         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
17084         * config/sparc/elf.h: Delete.
17085         * config/sparc/sp-elf.h: New file.
17087 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
17089         * tree-flow-inline.h (phi_arg_from_edge): Remove.
17090         * tree-flow.h: Remove the corresponding prototype.
17091         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
17092         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
17094 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
17096         PR target/17751
17097         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
17098         for AIX ABI or ELF -fPIC.
17099         (rs6000_emit_load_toc_table): Don't create toc_section here.
17100         (rs6000_xcoff_file_start): Nor here.
17102 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
17104         * sh.c (ra.h): Don't #include.
17105         (hard_regs_intersect_p): New function, resurrected from ra.c.
17107         * sh.c: Fix 1996 Copyright.
17109 2005-01-24  Richard Henderson  <rth@redhat.com>
17110             Aldy Hernandez  <aldyh@redhat.com>
17112         * regrename.c (note_sets): Handle subregs.
17114 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
17116         PR bootstrap/18058
17117         * genconditions.c (write_header, write_conditions): Elide file if
17118         not GCC >= 3.0.1.
17120 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
17122         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
17123         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
17124         Update copyright.
17126 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
17128         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
17129         expand_builtin_printf, expand_builtin_fprintf,
17130         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
17131         checking against POINTER_TYPE.
17132         (validate_arglist): Handle POINTER_TYPE code by checking
17133         POINTER_TYPE_P.
17135 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
17137         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
17138         init_rtlanal): New.
17139         (for_each_rtx): Call for_each_rtx_1.
17140         * rtl.h (init_rtlanal): Declare.
17141         * toplev.c (backend_init): Call init_rtlanal.
17143 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
17145         * flow.c (propagate_one_insn): Formatting.
17147         PR middle-end/19551
17148         * flow.c (libcall_dead_p): Be more conservative if unsure.
17149         If there are any instructions between insn and call, see if they are
17150         all dead before saying the libcall is dead.
17152 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
17154         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
17155         operand constraint for operand 0.
17157 2005-01-23  Richard Henderson  <rth@redhat.com>
17159         PR 19486
17160         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
17161         edges leading to join block.
17163 2005-01-23  Roger Sayle  <roger@eyesopen.com>
17165         * expmed.c (expand_mult_highpart): Make static.  Change type of
17166         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
17167         (expand_divmod): Updates calls to expand_mult_highpart by using
17168         gen_int_mode to pass a CONST_INT rtx.
17169         * rtl.h (expand_mult_highpart): Remove prototype.
17171 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
17173         * flow.c (regset_bytes, regset_size): Remove.
17175         * cfganal.c: Fix a reference to Harvey's paper.
17177 2005-01-23  Steven Bosscher  <stevenb@suse.de>
17179         PR rtl-optimization/19464
17180         * tree-optimize.c (init_tree_optimization_passes): Add one more
17181         copyrename pass just before out-of-ssa.
17183 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
17185         PR bootstrap/18058
17186         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
17187         * ggc-none.c (ggc_free): Define.
17189 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
17191         * cse.c (max_reg, max_insn_uid): Remove.
17192         (cse_main): Don't access max_reg or max_insn_uid.
17194         * c-common.c (explicit_flag_signed_bitfields,
17195         lang_statement_code_p, lang_expand_function_end): Remove.
17196         * c-common.h: Remove the corresponding declarations.
17197         * c-opts.c (c_common_handle_option): Remove all write access
17198         to explicit_flag_signed_bitfields.
17200         * cgraph.c (cgraph_varpool_n_nodes): Remove.
17201         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
17202         * cgraph.h: Remove the corresponding declaration.
17204         * gcse.c (null_pointer_info): Remove.
17206 2005-01-23  Roger Sayle  <roger@eyesopen.com>
17207             Eric Botcazou  <ebotcazou@libertysurf.fr>
17209         * combine.c (simplify_logical): Only simplify logical expressions
17210         of the form ior(and(x,y),z) by the inverse distributive law if the
17211         result is cheaper than the original.
17213 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
17215         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
17216         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
17217         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
17218         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
17219         config/freebsd-spec.h, config/arm/arm.h,
17220         config/h8300/h8300.md, config/i386/i386.md,
17221         config/i386/predicates.md, config/i386/sse.md,
17222         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
17223         config/vax/vax.md: Fix comment typos.  Follow spelling
17224         conventions.
17226 2005-01-23  Steven Bosscher  <stevenb@suse.de>
17228         * gengtype.c (walk_type): Produce `not equal to' compares for loop
17229         tests, instead of `less than'.
17231 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
17233         * function.c (assign_parm_setup_block): When creating a new stack slot
17234         for a parameter, get its alignment from the parameter's DECL_ALIGN
17235         rather than the type's TYPE_ALIGN.  Make sure that the parameter
17236         is at least word aligned.
17238 2005-01-22  Roger Sayle  <roger@eyesopen.com>
17240         PR middle-end/19378
17241         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
17243 2005-01-22  Richard Henderson  <rth@redhat.com>
17245         PR target/19506
17246         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
17247         in both compare operands.
17248         (movdfcc_1_sse_max): Likewise.
17249         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
17250         (movdfcc_1_sse): Likewise.
17251         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
17252         scratch register as needed.
17254 2005-01-22  Richard Henderson  <rth@redhat.com>
17256         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
17258         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
17260 2005-01-22  Richard Henderson  <rth@redhat.com>
17262         * genopinit.c (optabs): Use smin/smax for floating point too.
17263         * doc/md.texi: Update to match.  Clarify that floating point
17264         results are undefined for +0/-0 and NaN.
17265         * doc/rtl.texi: Likewise.
17266         * rtl.def (SMIN, SMAX): Likewise
17267         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
17269         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
17270         leading 's' to the name.
17271         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
17272         smaxxf3, sminxf3): Likewise.
17273         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
17274         Likewise.
17276 2005-01-22  Paul Brook  <paul@codesourcery.com>
17278         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
17280 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
17282         * config/s390/s390.c (struct processor_costs): New fields
17283         dlgr, dlr, dr, dsgfr, dsgr.
17284         (z900_cost, z990_cost): Values for new fields.
17285         (s390_rtx_costs): New cases MEM und COMPARE in switch
17286         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
17287         DIV, MOD, UDIV, UMOD.
17289 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
17291         * config/s390/s390.md ("doloop_si64"): Reload input value directly
17292         into the register being decremented.
17293         ("doloop_si31", "doloop_di"): Likewise.
17294         ("*doloop_si_long"): Adapt pattern.
17296 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
17298         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
17299         access registers.
17300         (CLASS_MAX_NREGS): Likewise.
17302 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
17304         * doc/tree-ssa.texi (Statement Operands): Add example for new
17305         must-def macro. Note deprecation of old operands interface.
17307 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
17309         PR tree-optimization/19484
17310         * tree-cfg.c (remove_fallthru_edge): New function.
17311         (cleanup_control_flow): Remove fallthru edges from calls that are
17312         now known not to return.
17314 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
17316         Fix PR tree-optimization/19038
17317         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
17318         copies with loop variant ones.
17320 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
17322         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
17323         config/alpha/alpha-protos.h, config/alpha/alpha.h,
17324         config/alpha/alpha.md, config/alpha/predicates.md,
17325         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
17326         config/sparc/sol2.h: Update copyright.
17328         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
17329         first label to see if it is a nonlocal label.
17331 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
17332             Andrew Pinski  <pinskia@physics.uc.edu>
17334         PR target/19491
17335         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
17336         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
17338 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
17340         * config/rs6000/rtems.h: Update copyright.
17342 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
17344         PR target/19548
17345         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
17346         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
17347         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
17349 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
17351         PR c/18809
17352         * c-typeck.c (convert_arguments): Check for error_mark_node.
17354 2005-01-21  Ian Lance Taylor  <ian@airs.com>
17356         PR tree-optimization/13000
17357         * tree-inline.c: Include "tree-flow.h".
17358         (expand_call_inline): If warn_return_type, warn if non-void inline
17359         function falls through.
17360         * tree-cfg.c (execute_warn_function_return): Don't warn about
17361         control reaching end if TREE_NO_WARNING is set.  Set
17362         TREE_NO_WARNING.
17363         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
17364         has been lowered.
17365         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
17366         branch if we don't need one.
17367         * c-typeck.c: Include "tree-flow.h"
17368         (c_finish_bc_stmt): Don't add a goto if the current statement
17369         list doesn't fall through to the current point.
17371 2005-01-21  Roger Sayle  <roger@eyesopen.com>
17373         PR rtl-optimization/576
17374         * real.c (real_arithmetic): Change return type from void to bool
17375         to return an indication that the result may be inexact.
17376         * real.h (real_arithmeric): Update prototype.
17377         * fold-const.c (const_binop):  Don't constant fold floating
17378         point expressions when the user specifies -frounding-math and
17379         the result may depend upon the run-time rounding mode.
17380         (fold_convert_const_real_from_real): Clean-up.
17381         (fold_initializer): Ignore flag_rounding_math for initializers.
17382         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
17383         constant fold FP operations with flag_rounding_math if the
17384         result may depend upon the run-time rounding mode.
17386 2005-01-21  Tom Tromey  <tromey@redhat.com>
17388         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
17390 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
17392         * tree-cfg.c: Fix comment typos.
17394 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
17396         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
17397         around the call to rest_of_handle_branch_target_load_optimize.
17399 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
17401         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
17402         (sparc64-*-openbsd*): Likewise.
17403         (sparclite-*-elf*): Include tm-dwarf2.h.
17404         (sparc86x-*-elf*): Likewise.
17405         (sparc64-*-elf*): Likewise.
17406         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
17407         (DBX_DEBUGGING_INFO): Likewise.
17408         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
17409         (PREFERRED_DEBUGGING_TYPE): Likewise.
17410         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
17411         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
17412         (PREFERRED_DEBUGGING_TYPE): Likewise.
17413         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
17414         (PREFERRED_DEBUGGING_TYPE): Likewise.
17415         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
17417 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
17419         PR target/18701
17420         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
17422 2005-01-20  Paul Brook  <paul@codesourcery.com>
17424         * doc/rtl.texi: Document value extension requirements for CONST_INT.
17426 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
17428         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
17429         label is first in a sequence of labels.
17431         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
17433 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
17434             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
17436         * doc/sourcebuild.texi (Test Directives): New.
17438 2005-01-20  Roger Sayle  <roger@eyesopen.com>
17440         * real.c (real_floor): Don't leave the result uninitialized when
17441         mode is VOIDMode, but return the unrounded intermediate value.
17442         (real_ceil): Likewise.
17444 2005-01-20  Paul Brook  <paul@codesourcery.com>
17446         * config/arm/arm.md (insv): Use gen_int_mode.
17448 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
17450         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
17451         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17452         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17453         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17454         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
17456 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
17458         Fix PR debug/19124
17459         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
17460         fbreg, so we have to assume we can't.
17461         (loc_descriptor_from_tree_1): Ditto.
17462         (containing_function_has_frame_base): New function.
17463         (add_location_or_const_value_attribute): Use it.
17464         Also try to generate a frame_base from a single element location
17465         list.
17467 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
17469         PR tree-optimization/15349
17470         * timevar.def (TV_TREE_MERGE_PHI): New.
17471         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
17472         PHI_WANTED.
17473         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
17474         calls to tree_forwarder_block_p.
17475         (remove_forwarder_block_with_phi, merge_phi_nodes,
17476         gate_merge_phi, pass_merge_phi): New.
17477         * tree-optimize.c (init_tree_optimization_passes): Add
17478         pass_merge_phi.
17479         * tree-pass.h: Add an extern for pass_merge_phi;
17481 2005-01-20  Richard Henderson  <rth@redhat.com>
17483         PR target/19418
17484         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
17485         (_mm_castps_pd, _mm_castps_si128): New.
17486         (_mm_castsi128_ps, _mm_castsi128_pd): New.
17488 2005-01-20  Richard Henderson  <rth@redhat.com>
17490         PR target/19530
17491         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
17492         __builtin_ia32_vec_init_v2si.
17493         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
17494         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
17495         (ix86_init_mmx_sse_builtins): Create it.
17496         (ix86_expand_builtin): Expand it.
17497         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
17498         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
17499         (vec_extractv2si_0, vec_extractv2si_1): New.
17501 2005-01-20  Richard Henderson  <rth@redhat.com>
17503         PR target/16533
17504         * config/i386/i386.c (ix86_expand_push): New.
17505         * config/i386/mmx.md (push<MMXMODE>1): New.
17506         * config/i386/sse.md (push<SSEMODE>1): New.
17507         * config/i386/i386-protos.h: Update.
17509 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
17511         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
17512         copyright.
17514 2005-01-20  Richard Henderson  <rth@redhat.com>
17516         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
17517         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
17519 2005-01-19  Richard Henderson  <rth@redhat.com>
17521         PR target/19350
17522         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
17523         to V4SFmode in SSE1 fallback load path.
17525 2005-01-19  Richard Henderson  <rth@redhat.com>
17527         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
17528         in QImode expansion to ix86_expand_vector_set.
17529         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
17531 2005-01-19  Richard Henderson  <rth@redhat.com>
17533         PR target/19511
17534         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
17535         subclass of the input class.
17536         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
17537         Always true for cross-SSE1 classes.  Rationalize conditionals.
17538         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
17539         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
17540         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
17541         (movdi_2): Add MMX/SSE zeros.
17542         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
17543         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
17544         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
17545         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
17546         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
17547         (zero_extendsidi2_rex64_1): Remove.
17548         (MOV0 peephole): Check GENERAL_REG_P.
17550 2005-01-19  Richard Henderson  <rth@redhat.com>
17552         PR target/19427
17553         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
17554         shufps elements.
17555         (ix86_expand_vector_extract): Likewise.
17557 2005-01-19  Richard Henderson  <rth@redhat.com>
17559         PR middle-end/19304
17560         * expr.c (emit_move_change_mode): New argument force; use
17561         simplify_gen_subreg if true.
17562         (emit_move_via_alt_mode): Merge into ...
17563         (emit_move_via_integer): ... here.
17564         (emit_move_ccmode): Use emit_move_change_mode directly.
17566 2005-01-19  Richard Henderson  <rth@redhat.com>
17568         PR target/19518
17569         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
17570         (alpha_preferred_reload_class): Handle CONST_VECTOR.
17571         (alpha_emit_set_const_1): Add no_output parameter; don't emit
17572         rtl if true.
17573         (alpha_emit_set_const): Likewise.  Make static.
17574         (alpha_emit_set_long_const): Make static.
17575         (alpha_extract_integer): Split out from alpha_expand_mov.
17576         (alpha_split_const_mov): Likewise.
17577         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
17578         (alpha_legitimate_constant_p): New.
17579         * config/alpha/alpha-protos.h: Update.
17580         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
17581         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
17582         * config/alpha/alpha.md (movsi): Add n alternative.
17583         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
17584         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
17585         (splitters for all of the above): Use alpha_split_const_mov.
17586         * config/alpha/predicates.md (non_add_const_operand): New.
17587         (non_zero_const_operand): New.
17588         (input_operand): Use alpha_legitimate_constant_p after reload.
17590 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
17592         PR tree-optimization/19038
17593         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
17594         (add_candidate): Add ivs with increment in latch only if
17595         allow_ip_end_pos_p is true.
17596         (determine_iv_cost): Use empty_block_p.
17598 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
17600         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
17601         (compute_dominance_frontiers): Ditto.
17603 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
17605         PR target/19529
17606         * config/sh/t-rtems: New.
17607         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
17609 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
17611         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
17612         the offset of the selected field.
17614 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
17616         * tree-cfg.c (remove_forwarder_block): Fix the check to
17617         prevent a nonlocal label from appearing in the middle of a
17618         basic block.
17620 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
17622         PR rtl-optimization/19462
17623         * reorg.c (find_end_label): Create return insn only if
17624         current_function_epilogue_delay_list is empty.
17626 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
17628         * doc/passes.texi: Remove paragraph mentioning new-ra.
17630 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
17632         PR rtl-optimization/15139
17633         * combine.c: Include params.h.
17634         (count_rtxs): New function.
17635         (record_value_for_reg): If replace_rtx would replace at least
17636         2 occurrences of REG in VALUE and TEM is really large, replace REG with
17637         (clobber (const_int 0)) instead of TEM.
17638         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
17639         * params.h (MAX_LAST_VALUE_RTL): New.
17640         * Makefile.in (combine.o): Depend on $(PARAMS_H).
17641         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
17643         PR c/17297
17644         * c-typeck.c (digest_init): Only call build_vector if all constructor
17645         elements are *_CST nodes.
17646         * gimplify.c (gimplify_init_constructor): Likewise.
17648         PR middle-end/19164
17649         * c-typeck.c (digest_init): Only call build_vector if inside_init
17650         is a CONSTRUCTOR.
17652 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
17654         * toplev.c (init_asm_output): Remove dead #ifdef.
17656 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
17658         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
17660 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
17662         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
17663         accessing DECL_FUNCTION_CODE.
17664         * dojump.c (do_jump): Likewise.
17665         * gimplify.c (gimplify_call_expr): Likewise.
17666         * predict.c (expr_expected_value): Likewise.
17667         (strip_builtin_expect): Likewise.
17668         * tree-inline.c (estimate_num_insns_1): Likewise.
17669         * tree-ssa-loop-im.c (stmt_cost): Likewise
17670         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
17671         (tree_expr_nonnegative_p): Likewise.
17673 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
17675         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
17676         variant of the load_pcrel_sym pattern.
17677         * config/sparc/sparc.md (P macro): Move to the top.
17678         (load_pcrel_sym): Macroize using P.
17679         (save_register_window): Likewise.
17681 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
17683         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
17684         ("sordered"): Same.
17686 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
17688         PR C/19472
17689         * c-typeck.c (build_asm_expr): Strip nops off
17690         input memory operands.
17692 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
17694         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
17695         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
17696         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
17697         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
17699 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
17701         PR target/19379
17702         * config/i386/i386.c (override_options): If the 80387 is disabled,
17703         then do not return FP values using FP registers.
17705 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
17707         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
17708         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
17709         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
17710         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
17711         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
17712         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
17713         output.h, postreload-gcse.c, postreload.c, recog.c,
17714         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
17715         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
17716         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
17717         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
17718         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
17719         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
17720         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
17721         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
17723         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
17724         config/alpha/alpha.c, config/arm/vfp.md,
17725         config/i386/emmintrin.h, config/i386/i386-modes.def,
17726         config/i386/i386-protos.h, config/i386/i386.h,
17727         config/i386/pmmintrin.h, config/i386/ppro.md,
17728         config/i386/predicates.md, config/i386/xmmintrin.h,
17729         config/i860/i860.c, config/ia64/ia64-modes.def,
17730         config/ia64/ia64-protos.h, config/ia64/ia64.h,
17731         config/ia64/ia64.md, config/ia64/itanium1.md,
17732         config/ia64/itanium2.md, config/ia64/predicates.md,
17733         config/iq2000/iq2000.h, config/mips/linux64.h,
17734         config/rs6000/aix41.h, config/rs6000/aix43.h,
17735         config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
17736         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
17737         config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
17738         config/sparc/linux64.h, config/sparc/litecoff.h,
17739         config/sparc/sp64-elf.h, config/sparc/sparc.c,
17740         config/sparc/sparc.h, config/sparc/sparc.md,
17741         config/sparc/sysv4-only.h: Update copyright.
17743 2005-01-18  Richard Henderson  <rth@redhat.com>
17745         PR target/19496
17746         * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
17748 2005-01-18  Marc Espie  <espie@openbsd.org>
17749         * config/i386/openbsdelf.h: Typo.
17751 2005-01-18  Richard Henderson  <rth@redhat.com>
17753         * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
17754         special case for sse.
17755         * config/i386/predicates.md (sse_comparison_operator): Likewise.
17757 2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
17759         * tree-inline.c (estimate_num_insns_1): Added cases for
17760         ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
17762 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
17764         PR rtl-optimization/19296
17765         * combine.c (simplify_comparison): Rewrite the condition under
17766         which a non-paradoxical SUBREG of a PLUS can be lifted when
17767         compared against a constant.
17769 2005-01-18  Andi Kleen <ak@muc.de>
17771         * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
17772         * c.opt (-Wpointer-sign): Add.
17773         * doc/invoke.texi: (-Wpointer-sign): Add.
17775 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
17777         * config/i386/i386.c (override_options): Revert 2004-11-24 change.
17778         * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
17779         *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
17780         logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
17781         exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
17782         nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
17783         for TARGET_MIX_SSE_I387.
17784         (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
17785         sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
17786         atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
17787         log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
17788         floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
17789         (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
17790         TARGET_MIX_SSE_I387.
17791         (atan2sf3, atan2df3, atan2xf3): Remove register constraints
17792         from expander.
17794 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
17796         PR target/19424
17797         * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
17798         Add movaps alternative for xmm reg->reg move.
17800 2005-01-17  Jeff Law  <law@redhat.com>
17802         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
17803         at the end of the main DOM loop rather than just before DOM exits.
17805 2005-01-17  Diego Novillo  <dnovillo@redhat.com>
17807         PR tree-optimization/19121
17808         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
17809         adding aliases to a name tag, also add them to the pointer's
17810         type tag.
17811         * tree-ssa-copy.c (merge_alias_info): Do not merge flow
17812         sensitive alias info at all.  Only check that the two pointers
17813         have compatible pointed-to sets.
17814         * tree-ssa.c (verify_name_tags): Verify that the alias set of
17815         a pointer's type tag is a superset of the alias set of the
17816         pointer's name tag.
17818 2005-01-17  James E Wilson  <wilson@specifixinc.com>
17820         PR target/19357
17821         * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
17822         comment to document why.
17824 2005-01-17  Richard Henderson  <rth@redhat.com>
17826         * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
17827         sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
17828         sse2_vmsmaxv2df3_finite, sminv2df3_finite,
17829         sse2_vmsminv2df3_finite): New.
17830         (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
17831         sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
17832         Force op1 into register.
17834 2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
17836         * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
17837         bubblestrap from always rebuilding build directory.
17839 2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
17841         * config/s390/s390.md ("*clc"): Remove incorrect '='.
17842         ("*cmpmem_short"): Likewise.
17844 2005-01-17  Steven Bosscher  <stevenb@suse.de>
17846         * basic-block.h: Document BB_* flags.
17847         * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
17848         use an sbitmap instead.
17849         * sched-rgn.c (compute_trg_info): Likewise.
17851 2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
17853         * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
17854         redundant target_cpu_default and extra_parts lines.  Use the default
17855         "from-abi" ISA.
17856         * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
17857         (SUBTARGET_EXTRA_SPECS): Delete.
17858         (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
17859         (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
17860         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
17861         and "n32" for -mabi=n32.
17863 2005-01-17  Ian Lance Taylor  <ian@airs.com>
17865         PR c/5675
17866         * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
17867         fold constant variables into initial values.
17869 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
17871         * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
17873         * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
17874         through the statements backward.
17876 2005-01-17  Ian Lance Taylor  <ian@airs.com>
17878         PR middle-end/13127:
17879         * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
17880         a variable set to the return value of the inlined function.
17882 2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
17884         * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
17885         when modes are tieable.
17887 2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
17889         * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
17890         of pthread_create to find out if threads are enabled.
17891         * gthr-posix95.h (__gthread_active_p): Likewise.
17893 2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
17895         * common.opt (-fnew-ra): Remove.
17896         * ra*.*: Remove.
17897         * toplev.h (flag_new_regalloc): Remove.
17898         * Makefile.in (ra*.*): Don't mention.
17899         * passes.c (rest_of_handle_new_regalloc): Remove.
17900         (rest_of_handle_combine, rest_of_compilation): Always consider
17901         flag_new_regalloc as false.
17902         * doc/invoke.texi: Don't document -fnew-ra.
17904 2005-01-17  Paolo Bonzini <bonzini@gnu.org>
17906         * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
17907         last parameter to reg_scan.
17908         * loop.c (loop_optimize): Likewise.
17909         * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
17910         rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
17911         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
17912         rest_of_handle_gcse, rest_of_handle_loop_optimize,
17913         rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
17914         * regclass.c (reg_scan): Likewise, for the declaration.
17915         * rtl.h (reg_scan): Likewise, for the prototype.
17917 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
17919         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
17920         mark_dfs_back_edges.
17922 2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
17924         * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
17925         (compute_avail): Uses don't go in tmp_gen.
17927 2005-01-16  Steven Bosscher  <stevenb@suse.de>
17929         * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
17930         loop to look for a free slot in a page entry.
17932 2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17934         PR target/16304
17935         * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
17936         * toplev.c (compile_file): Call process_pending_assemble_output_defs
17937         just before targetm.asm_out.file_end.
17938         * tree.h (process_pending_assemble_output_defs): Declare.
17939         * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
17940         New functions.
17941         (assemble_alias): Defer generation of assembly code for defines when
17942         TARGET_DEFERRED_OUTPUT_DEFS is true.
17943         * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17944         * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
17945         * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
17947 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17949         PR target/19336
17950         * pa.c (pa_scalar_mode_supported_p): New function.
17951         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
17952         * pa.h (MIN_UNITS_PER_WORD): Add comment.
17954         * pa-protos.h (prefetch_operand): Delete.
17955         (prefetch_cc_operand, prefetch_nocc_operand): New declations.
17956         * pa.c (prefetch_operand): Delete.
17957         (prefetch_cc_operand, prefetch_nocc_operand): New functions.
17958         * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
17959         (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
17960         and prefetch_nocc_operand.
17961         * pa.md (prefetch): Rework to avoid reload problems handling short
17962         displacements when a cache control completer needs to be provided.
17963         (prefetch_32, prefetch_64): Delete.
17964         (prefetch_cc, prefetch_nocc): New patterns.
17966 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
17968         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
17970 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17972         PR ada/19388
17973         * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
17974         exceeds maximum alignment for global common data.
17975         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
17976         * som.h (MAX_OFILE_ALIGNMENT): Likewise.
17978 2004-01-15  Roger Sayle  <roger@eyesopen.com>
17980         * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
17982 2004-01-15  Roger Sayle  <roger@eyesopen.com>
17984         * harg-reg-set.h (reg_class_names): Prototype global array.
17985         * regclass.c (reg_class_names): Declare here and initialize to
17986         REG_CLASS_NAMES.
17987         (dump_regclass): Remove local declaration of reg_class_names.
17988         (regclass): Likewise.
17989         * cfg.c (dump_flow_info): Likewise.
17990         * ra-debug.c (reg_class_names): Likewise.
17991         * regrename.c (reg_class_names): Likewise.
17992         * reload.c (reg_class_names): Likewise.
17993         * reload1.c (spill_failure): Likewise.
17994         * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
17996 2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
17998         * config/s390/s390.md ("reload_outti"): Remove predicate for
17999         output operand.  Abort if operand is not a MEM.
18000         ("reload_outdi", "reload_outdf"): Likewise.
18002 2005-01-15  Marc Espie  <espie@openbsd.org>
18004         * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
18005         (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
18006         * config/openbsd.h:  Fix C++ includes for native configurations.
18007         Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
18008         Add trampoline support.
18009         * config/i386/openbsdelf.h: New.
18011 2005-01-15  Marc Espie  <espie@openbsd.org>
18013         * collect2.c (main): Explicitly parse -dynamic-linker option.
18015 2005-01-15  Jakub Jelinek  <jakub@redhat.com>
18017         PR tree-optimization/19060
18018         * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
18019         Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
18020         (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
18021         and handle extract_range_from_cond returning false.
18022         * fold-const.c (fold): Optimize comparisons with min/max even for
18023         width > HOST_BITS_PER_WIDE_INT.
18025 2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
18027         * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
18028         * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
18029         Remove little endian multilib variants.
18030         Add mips32 multilib variant.
18032 2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
18034         * explow.c (copy_all_reg, stabilize): Remove.
18035         * expr.h: Remove the corresponding prototypes.
18037         * rtlanal.c (regs_set_between_p): Remove.
18038         * rtl.h: Remove the corresponding prototype.
18040 2005-01-14  David Edelsohn  <edelsohn@gnu.org>
18042         * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
18043         to rs6000_nonimmediate_operand.
18044         * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
18045         rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
18046         * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
18047         rs6000_nonimmediate_operand.
18048         * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
18049         rs6000_nonimmediate_operand.
18051 2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
18053         * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
18055 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
18057         * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
18058         on e500v2.
18059         (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
18060         (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
18062         * config/rs6000/rs6000.c (invalid_e500_subreg): New.
18063         (rs6k_nonimmediate_operand): New.
18064         (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
18065         correctly.
18066         (legitimate_lo_sum_address_p): Same.
18067         (rs6000_legitimize_address): Same.
18068         (rs6000_legitimize_reload_address): Same.
18069         (rs6000_legitimate_address): Same.
18070         (spe_build_register_parallel): Pass DF and DC modes in a DI
18071         register.
18073         * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
18074         to rs6k_nonimmediate_operand.
18076         * config/rs6000/spe.md ("*frob_df_di"): New.
18077         ("*frob_di_df"): New.
18078         ("*frob_di_df_2"): New.
18079         ("*mov_sidf_e500_subreg0"): New.
18080         ("*mov_sidf_e500_subreg4"): New.
18081         ("*movdf_e500_double"): Change predicate to
18082         rs6k_nonimmediate_operand.
18084 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
18086         * postreload.c (move2add_note_store): Only call
18087         trunc_int_for_mode on scalar integers.
18089 2005-01-14  Steven Bosscher  <stevenb@suse.de>
18091         * tree-ssa-dce.c (visited_control_parents): New sbitmap to
18092         replace BB_VISITED uses.
18093         (find_obviously_necessary_stmts): Don't clear BB_VISITED.
18094         (propagate_necessity): Check the bitmap instead of BB_VISITED.
18095         (tree_dce_done): Free visited_control_parents.
18096         (perform_tree_ssa_dce): Allocate and clear it.
18097         * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
18098         (compute_antic): Iterate from here using a DFS.  Use an sbitmap
18099         instead of BB_VISITED.
18101 2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
18103         * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
18104         rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
18105         Remove unused prototypes.
18107 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
18109         * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
18110         64-bit register usage.
18111         (spe_func_has_64bit_regs_p): Add FIXME note.
18113 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
18115         * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
18116         flag_finite_math_only with flag_unsafe_math_optimizations.
18118 2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
18120         * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
18121         end-of-stack check.
18122         (__tpf_eh_return): Copy TPF private stack area from the module
18123         boundary stack frame.  Add check for when module addresses are
18124         equal, but no stub address is found.
18126 2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
18128         PR target/7525
18129         * arm.h (struct machine_function): Add call_via field.
18130         (thumb_call_via_label): Declare.
18131         * arm.c (thumb_call_via_label): New variable.
18132         (thumb_call_reg_needed): New variable.
18133         (arm_output_function_epilogue): For Thumb code, output any per-function
18134         call-indirect trampolines.
18135         (thumb_call_via_reg): New function.
18136         (arm_file_end): New function.
18137         (TARGET_ASM_FILE_END): Call arm_file_end.
18138         (aof_file_end): Likewise.
18139         * arm-protos.h (thumb_call_via_reg): Declare.
18140         * arm.md (call_reg_thumb, call_value_reg_thumb): Call
18141         thumb_call_via_reg in normal case.
18143 2005-01-14  Jakub Jelinek  <jakub@redhat.com>
18145         PR middle-end/19084
18146         PR rtl-optimization/19348
18147         * recog.c (peephole2_optimize): Do global life update if some peephole
18148         decides it doesn't need at least one of its inputs and that change
18149         influences liveness at the start of the basic block.
18151         * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
18152         arguments instead of 1.
18154 2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
18156         PR middle-end/18820
18157         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
18158         zero for nested functions needing a static chain or functions
18159         with a non-constant address.
18161 2005-01-13  Roger Sayle  <roger@eyesopen.com>
18163         * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
18164         (and (sign_extend X) C) into (zero_extend (and X C)).
18166 2005-01-13  David O'Brien  <obrien@FreeBSD.org>
18168         * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
18170 2005-01-13  Richard Henderson  <rth@redhat.com>
18172         PR target/19009
18173         PR target/19250
18174         PR target/19252
18175         * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
18176         bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
18177         not just TARGET_SSE.
18178         (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
18179         (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
18180         (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
18181         (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
18182         (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
18183         (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
18184         (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
18185         fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
18186         (movdicc_c_rex64): Rename with '*'.
18187         (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
18188         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
18189         (movsfcc_1_387): Rename from movsfcc_1.
18190         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
18191         (movdfcc_1, movdfcc_1_rex64): Add check for 387.
18192         (sminsf3, smaxsf3, smindf3, smaxdf3): New.
18193         (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
18194         mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
18195         maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
18196         sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
18197         sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
18198         sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
18199         sse_movdfcc_const0_4): Remove.
18200         * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
18201         recognize min/max early.  Update for changed sse cmove patterns.
18202         (ix86_split_sse_movcc): New.
18203         * config/i386/i386-protos.h: Update.
18205 2005-01-13  Steven Bosscher  <stevenb@suse.de>
18207         * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
18208         (fix_stmt_v_may_defs): Likewise.
18210 2005-01-13  Richard Henderson  <rth@redhat.com>
18212         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
18213         for converting the mask.
18215 2005-01-13  David Edelsohn  <edelsohn@gnu.org>
18217         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
18218         definition to 600.
18220 2005-01-13  Richard Henderson  <rth@redhat.com>
18222         * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
18223         IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
18224         IX86_BUILTIN_MOVDQ2Q): Remove.
18225         (IX86_BUILTIN_VEC_EXT_V4SI): New.
18226         (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
18227         (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
18228         shuffling.
18229         * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
18230         (sse2_pextrw): Fix immediate constraint.
18231         (sse2_loadq, sse2_loadq_rex64): Remove.
18232         * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
18233         Use __builtin_ia32_vec_ext_<size>.
18234         (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
18236 2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
18238         * function.c (assign_parm_setup_block): Look inside original
18239         entry_parm when inspecting PARALLEL.
18241 2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
18242             Joel Sherrill  <joel@oarcorp.com>
18244         PR target/19399
18245         * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
18246         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
18247         rtems_gxx_recursive_mutex_init.
18248         (__gthread_recursive_mutex_lock): New function.
18249         (__gthread_recursive_mutex_trylock): Likewise.
18250         (__gthread_recursive_mutex_unlock): Likewise.
18252 2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
18254         * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
18256 2005-01-13  Jan Beulich  <jbeulich@novell.com>
18258         * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
18259         (ashrti3_internal): Indicate output is early clobber. Generate result
18260         into output rather than first input. Use move for low word of output
18261         if shift count is exactly 64.
18262         (lshrti3_internal): Likewise.
18264 2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
18266         PR target/18329
18267         PR target/18330
18268         * reload1.c (delete_output_reload): Don't delete an output reload
18269         if the pseudo lives longer than a single basic block.  Adjust and
18270         improve wording of comment.
18272 2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
18274         PR target/19334
18275         * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
18276         of TYPE_SIZE where we mean the number of bytes.
18278 2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
18280         * function.c (assign_parm_setup_block): Relax condition on
18281         multi-register optimization.
18283 2005-01-12  Nick Clifton  <nickc@redhat.com>
18285         * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
18286         an "in_delay_slot" attribute of "no" to prevent them being used in
18287         delay slots.  This is forbidden because they might generate
18288         exceptions.
18290 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
18292         PR target/19389
18293         * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
18294         with r->Y and Y->r.
18296 2005-01-12  Nick Clifton  <nickc@redhat.com>
18298         * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
18299         passed on to GAS) but do not define, as GAS no longer supports or
18300         needs the -m2000 option.
18302 2005-01-11  Roger Sayle  <roger@eyesopen.com>
18304         * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
18305         type as args of unprototyped builtins aren't automatically promoted.
18306         (fold_builtin_abs): Likewise.
18308 2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
18310         * Makefile.in: Set a `build-warn' variable.
18312 2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
18314         PR tree-optimization/17949
18315         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
18316         (find_interesting_uses_address): Use it.
18318 2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
18320         * regrename.c (kill_value): Handle subreg's that won't simplify.
18322 2005-01-11  Richard Henderson  <rth@redhat.com>
18324         PR target/13366
18325         * config/i386/i386.h (enum ix86_builtins): Move ...
18326         * config/i386/i386.c: ... here.
18327         (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
18328         IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
18329         IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
18330         IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
18331         IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
18332         IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
18333         IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
18334         IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
18335         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
18336         IX86_BUILTIN_LOADDDUP): Remove.
18337         (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
18338         IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
18339         IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
18340         IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
18341         IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
18342         (ix86_init_builtins): Make static.
18343         (ix86_init_mmx_sse_builtins): Update for changed builtins.
18344         (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
18345         if all the modes match.  Otherwise, fake it.
18346         (get_element_number, ix86_expand_vec_init_builtin,
18347         ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
18348         (ix86_expand_builtin): Make static.  Update for changed builtins.
18349         (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
18350         operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
18351         (ix86_expand_vector_init_duplicate): New.
18352         (ix86_expand_vector_init_low_nonzero): New.
18353         (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
18354         Split out from ix86_expand_vector_init; handle integer modes.
18355         (ix86_expand_vector_init): Use them.
18356         (ix86_expand_vector_set, ix86_expand_vector_extract): New.
18357         * config/i386/i386-protos.h: Update.
18358         * config/i386/predicates.md (reg_or_0_operand): New.
18359         * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
18360         (movv2sf_internal): Likewise.  And a splitter to match them all.
18361         (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
18362         vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
18363         vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
18364         vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
18365         (mmx_pinsrw): Fix operand ordering.
18366         * config/i386/sse.md (movv4sf splitter): Use direct pattern,
18367         rather than sse_loadss expander.
18368         (movv2df splitter): Similarly.
18369         (sse_loadss, sse_loadlss): Remove.
18370         (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
18371         (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
18372         (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
18373         (sse3_movddup): Rename with '*'.
18374         (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
18375         (sse2_loadsd): Remove.
18376         (vec_dupv2df_sse3): Rename from sse3_loadddup.
18377         (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
18378         (sse2_pinsrw): Fix argument ordering.
18379         (sse2_loadld, sse2_loadq): Add sse1 alternatives.
18380         (sse2_stored): Remove 'r' destination.
18381         (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
18382         vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
18383         vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
18384         vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
18385         vec_extractv16qi, vec_initv16qi): New.
18387         * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
18388         (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
18389         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
18390         constructor form.
18391         (_mm_load_pd, _mm_store_pd): Use plain dereference.
18392         (_mm_load_si128, _mm_store_si128): Likewise.
18393         (_mm_load1_pd): Use _mm_set1_pd.
18394         (_mm_load_sd): Use _mm_set_sd.
18395         (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
18396         (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
18397         (_mm_set_epi64): Use _mm_set_epi64x.
18398         (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
18399         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
18400         _mm_setr_epi8): Use _mm_set_foo form.
18401         (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
18402         (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
18403         (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
18404         (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
18405         * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
18406         (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
18407         (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
18408         (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
18409         (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
18410         * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
18411         (_mm_movedup_pd): Use _mm_shuffle_pd.
18412         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
18413         _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
18414         (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
18415         _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
18416         Use _mm_setzero_ps.
18417         (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
18418         (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
18419         (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
18420         (_mm_store_ps): Use raw dereference.
18421         (_mm_store1_ps): Use _mm_storeu_ps.
18422         (_mm_storer_ps): Use _mm_store_ps.
18423         (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
18424         (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
18426 2005-01-11  Stan Shebs  <shebs@apple.com>
18428         * config/rs6000/rs6000.c (machopic_output_stub): Issue
18429         ldu instead of lwzu if 64-bit -mdynamic-no-pic.
18431 2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
18433         PR target/18761
18434         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
18435         Skip all DECLs except for FIELD_DECLs.
18437 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
18439         * config/s390/s390.c (override_options): Return error if
18440         -mbackchain, -mpacked-stack and -mhard-float are used together.
18441         (s390_va_start): Remove the backchain && packed-stack special case.
18442         (s390_gimplify_va_arg): Likewise.
18443         * doc/invoke.texi: Remove the ABI incompatibility note.
18445 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
18447         * config/s390/s390.c (struct s390_frame_layout): Remove
18448         save_backchain_p.
18449         (s390_frame_info, s390_emit_prologue): Replace occurrences of
18450         save_backchain_p with TARGET_BACKCHAIN.
18452 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
18454         PR target/18916
18455         * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
18456         * expr.h (struct locate_and_pad_arg_data): Add "boundary".
18457         * function.c (locate_and_pad_parm): Set new field.
18458         (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
18459         Tweak where_pad test to include "none".  Always set mem align for
18460         stack_parm.
18461         (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
18462         not sufficient for type.
18463         (assign_parm_setup_block): If stack_parm is zero on entry, always
18464         make a new stack local.  Block move old stack parm if necessary
18465         to new aligned stack local.
18466         (assign_parm_setup_stack): Use a block move to handle
18467         potentially misaligned entry_parm.
18468         (assign_parms_unsplit_complex): Specify required alignment when
18469         creating stack local.
18470         * calls.c (compute_argument_addresses): Override alignment of stack
18471         arg calculated from its type with the alignment given by
18472         FUNCTION_ARG_BOUNDARY.
18473         (store_one_arg): Likewise.
18475 2005-01-11  Jan Beulich  <jbeulich@novell.com>
18477         * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
18478         Change respective itanium_class attribute to ialu.
18479         (shladdp4_internal): New.
18480         * config/ia64/predicates.md (shladd_log2_operand): New.
18482 2005-01-11  Richard Henderson  <rth@redhat.com>
18484         * expr.c (store_constructor): Use rtvec_alloc instead of
18485         alloca+gen_rtvec_v, and an incorrect number passed to alloca.
18487 2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
18489         * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
18491 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
18493         * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
18494         * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
18495         (TARGET_RWRELOC): Define.
18496         (ia64_rwreloc_section_type_flags): Delete.
18497         (ia64_section_type_flags): New function.
18498         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
18499         (TARGET_RWRELOC): Define.
18501 2005-01-10  David Mosberger  <davidm@hpl.hp.com>
18503         PR target/18987
18504         * config/ia64/ia64.c (process_set): For alloc insn, only call
18505         process_epilogue is !frame_pointer_needed.
18507 2005-01-10  Roger Sayle  <roger@eyesopen.com>
18509         PR c++/19355
18510         * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
18511         unary operator and can't be treated as a binary/comparison operator.
18513 2005-01-10  Richard Henderson  <rth@redhat.com>
18515         * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
18516         (ix86_return_in_memory): Likewise.
18517         (function_arg_advance):  Likewise.  Mirror structure in function_arg
18518         for choosing register to advance.
18520 2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
18522         * tree-vectorizer.c, tree.def: Fix comment typos.
18524 2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
18526         * config/s390/s390.c (struct processor_costs): 4 new fields:
18527         ddbr, ddr, debr, der.
18528         (s390_rtx_costs): More precise handling of divide instructions.
18530 2005-01-10  David Edelsohn  <edelsohn@gnu.org>
18532         * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
18534 2005-01-10  Jan Beulich  <jbeulich@novell.com>
18536         * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
18537         names resulting from -ffunction-sections/-fdata-sections and linkonce
18538         ones.
18539         * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
18540         based on the section name. Rearrange the section name comparison logic
18541         slightly so that each section name is compared against at most once.
18543 2005-01-10  Ben Elliston  <bje@au.ibm.com>
18545         * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
18546         targets for which -fPIC reduces limitations on the GOT size.
18548 2005-01-09  Falk Hueffner  <falk@debian.org>
18550         * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
18551         X/C1 cmpop C2.
18553 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
18555         PR target/18720
18556         * collect2.c (main): Set aixrtl_flag for -brtl option.
18557         (resolve_lib_name): Search for .so file extension before .a
18558         if aixrtl_flag set.
18560 2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
18562         * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
18563         (vect_analyze_data_refs_alignment): Add dump prints.
18565 2005-01-09  Ira Rosen  <irar@il.ibm.com>
18567         * tree-vectorizer.c (vect_analyze_offset_expr): Use
18568         expr_invariant_in_loop_p.
18569         Initialize outputs first thing in the function.
18570         (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
18571         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
18572         (vect_analyze_pointer_ref_access): Check that the initial condition of
18573         the access function is loop invariant.
18575 2005-01-09  Richard Henderson  <rth@redhat.com>
18577         * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
18578         (ix86_expand_builtin): Likewise.  Frob MASKMOVQ wrt the input mem
18579         just like MASKMOVDQU.  Return plain zero for MMX_ZERO.
18580         * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
18581         mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
18582         movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
18583         movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
18584         sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
18585         ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
18586         mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
18587         mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
18588         sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
18589         mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
18590         mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
18591         gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
18592         ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
18593         mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
18594         mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
18595         mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
18596         eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
18597         pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
18598         pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
18599         pswapdv2sf2): Move to mmx.md; rename as necessary with leading
18600         mmx_ prefix.
18601         (mmx_clrdi, pavgusb): Remove.
18602         (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
18603         with leading sse_ prefix.
18604         * config/i386/sse.md: Receive them.
18605         * config/i386/mmx.md: New file.
18606         (MMXMODE12, MMXMODE24, mmxvecsize): New.
18607         (subrv2sf3): Turn into expander for normal subtraction.
18608         (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
18609         mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
18610         mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
18611         mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
18612         commutative; use ix86_binary_operator_ok.
18613         (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
18614         mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
18615         mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
18616         mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
18617         mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
18618         Macroize from existing patterns; use ix86_binary_operator_ok.
18619         (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
18620         (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
18621         mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise.  Model
18622         with vec_select+vec_concat.
18623         (mmx_pshufw, mmx_pshufw_1): Likewise.
18624         (mmx_uavgv8qi3): Merge pavgusb.  Model correcty.
18625         (mmx_uavgv4hi3): Model correctly.
18626         * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
18627         _mm_xor_si64): Remove casts.
18629 2005-01-09  Zdenek Dvorak  <dvorakz@suse.cz>
18631         PR tree-optimization/19224
18632         * tree-scalar-evolution.c (get_instantiated_value,
18633         set_instantiated_value): New functions.
18634         (instantiate_parameters_1): Cache the results.
18635         (instantiate_parameters, resolve_mixers): Initialize and free
18636         the cache.
18638 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
18640         * config/i386/i386.md (addhi_4): Correct reference in comment.
18641         (addqi_4): Same.
18643 2005-01-08  Richard Henderson  <rth@redhat.com>
18645         * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
18646         (_mm_cvtsi128_si64x): Likewise.
18647         (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
18648         _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
18649         the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
18650         * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
18651         * config/i386/i386-protos.h: Update.
18652         * config/i386/i386.c (print_operand): Add 'H'.
18653         (ix86_fixup_binary_operands): Split out from ...
18654         (ix86_expand_binary_operator): ... here.
18655         (ix86_fixup_binary_operands_no_copy): New.
18656         (ix86_expand_fp_absneg_operator): Handle vector mode results.
18657         (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
18658         (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
18659         (safe_vector_operand): Use CONST0_RTX.
18660         (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
18661         (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
18662         CODE_FOR_sse2_maskmovdqu.  Special case SSE version of MASKMOVDQU
18663         expansion.  Update names for sse{,2,3}_ prefixes.  Remove *maskncmp*
18664         special cases.
18665         * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
18666         (IX86_BUILTIN_CMPNGESS): New.
18667         * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
18668         (attr type): Add sselog1.
18669         (attr unit, attr memory): Handle it.
18670         (movti, movti_internal, movti_rex64): Move near other integer moves.
18671         (movtf, movtf_internal): Move near other fp moves.
18672         (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
18673         vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
18674         movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
18675         movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
18676         sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
18677         sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
18678         sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
18679         mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
18680         rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
18681         sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
18682         sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
18683         sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
18684         vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
18685         smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
18686         cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
18687         cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
18688         vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
18689         vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
18690         sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
18691         sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
18692         cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
18693         cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
18694         cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
18695         cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
18696         ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
18697         subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
18698         smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
18699         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
18700         sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
18701         sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
18702         gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
18703         ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
18704         ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
18705         sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
18706         sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
18707         sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
18708         sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
18709         sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
18710         sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
18711         sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
18712         mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
18713         addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
18714         movsldup, lddqu, loadddup, movddup): Move to sse.md.  Any with
18715         non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
18716         same time.
18717         (SSEPUSH, push<SSEPUSH>): Remove.
18718         (MMXPUSH, push<MMXPUSH>): Remove.
18719         (sse_movaps, sse_movaps_1, sse_movups): Remove.
18720         (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
18721         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
18722         (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
18723         (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
18724         (maskncmpv2df3, vmmaskncmpv2df3): Remove.
18725         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
18726         (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
18727         * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
18728         (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
18729         * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
18730         (ppro_sse_log_V4SF_load): Similarly.  Handle sselog1.
18731         (ppro_sse_log_V4SF): Handle sselog1.
18732         * config/i386/predicates.md (const_0_to_1_operand): New.
18733         (const_0_to_255_mul_8_operand): New.
18734         (const_1_to_31_operand): Rename from const_int_1_31_operand.
18735         (const_2_to_3_operand, const_4_to_7_operand): New.
18736         * config/i386/sse.md: New file.
18737         (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
18738         (sse_movups): Rename from sse_movups_1.
18739         (sse_loadlss): Rename from sse_loadss_1.
18740         (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
18741         from the name.
18742         (negv4sf2): Use ix86_expand_fp_absneg_operator.
18743         (absv4sf2, negv2df, absv2df): New.
18744         (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
18745         (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
18746         iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
18747         smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
18748         umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
18749         (sse3_addsubv4sf3): Model correctly.
18750         sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
18751         sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
18752         (sse_movhlps): Model with vec_select+vec_concat.
18753         (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
18754         sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
18755         sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
18756         sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
18757         sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
18758         sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
18759         sse2_pshufhw_1): Likewise.
18760         (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
18761         (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
18762         sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
18763         ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
18764         sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
18765         ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
18766         (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
18767         sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
18768         mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
18769         sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
18770         sminv8hi3): Mark commutative
18771         operands.  Use ix86_binary_operator_ok.
18772         (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
18773         sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
18774         sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
18775         sse2_punpcklqdq): Allow operand2 in memory.
18776         (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
18777         sse2_movsd): Add memory alternatives.
18778         (sse_storelps): Turn expander into an insn; split after reload.
18779         (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
18780         (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
18782 2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
18784         * configure.ac (DWARF-2 debug_line): Use objdump.
18785         * configure: Regenerate.
18787 2005-01-08  Jeff Law  <law@redhat.com>
18788             Diego Novillo  <dnovillo@redhat.com>
18790         PR tree-optimization/18241
18791         * tree-nrv.c (tree_nrv): Ignore volatile return values.
18792         * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
18793         statements with volatile operands.
18794         * tree-ssa-operands.c (add_stmt_operand): Do add volatile
18795         operands after marking a statement with has_volatile_ops.
18797 2005-01-08  Roger Sayle  <roger@eyesopen.com>
18799         * tree.c (int_fits_type_p): Always honor integer constant
18800         TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
18802 2005-01-08  Roger Sayle  <roger@eyesopen.com>
18804         * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
18805         the latent bug in rtl_delete_block has been resolved.
18807 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
18809         * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
18810         (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
18812 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
18814         * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
18815         library as @multilib_dir@/$(SHLIB_SONAME).
18817 2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
18819         * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
18820         * configure: Regenerate.
18822 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
18824         * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
18825         TYPE_MODE.
18827 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
18829         PR target/13674
18830         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
18831         Convert non-word aligned offset address using ld/std into
18832         indirect address.
18834 2005-01-07  Richard Henderson  <rth@redhat.com>
18836         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
18838 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
18840         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
18842 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
18844         PR tree-optimization/19283
18845         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
18846         is not shorter than the original type.
18848         PR rtl-optimization/19012
18849         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
18851         PR rtl-optimization/18861
18852         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
18853         (FULL_STATE): Define.
18854         (mark_tablejump_edge): New function.
18855         (purge_dead_tablejump_edges): New function.
18856         (find_bb_boundaries): Use it.
18858         PR tree-optimization/18828
18859         * builtins.c (expand_builtin_next_arg): Remove argument and all
18860         the argument checking.
18861         (expand_builtin): Adjust caller.
18862         (expand_builtin_va_start): Likewise.  Remove error for too many
18863         arguments.
18864         (fold_builtin_next_arg): Issue error for too many arguments.
18865         After checking arguments, replace them with magic arguments that
18866         prevent further checking of the args.
18868 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
18870         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
18872 2005-01-06  Roger Sayle  <roger@eyesopen.com>
18874         PR target/6077
18875         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
18876         and %{.S:...} (and their negative variants) to test whether the
18877         input file is assembler or pre-processed-assembler independent of
18878         the actual filename extension.
18880 2005-01-06  Roger Sayle  <roger@eyesopen.com>
18882         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
18883         of sign or zero extended values.
18885 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
18887         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
18888         for IBM long double format correctly.
18890 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
18892         Fix PR tree-optimization/18792
18894         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
18895         to first_loop_depth, and use loop depth instead of loop number.
18896         (build_classic_dir_vector): Ditto.
18897         (compute_data_dependences_for_loop): Use depth, not loop number.
18898         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
18899         number. Pass in loops, instead of loop numbers.
18900         (gather_interchange_stats): Ditto.
18901         (linear_transform_loops): Ditto.
18903 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
18905         PR rtl-opt/13299
18906         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
18907         biv_fits_mode_p, extension_within_bounds_p): New functions.
18908         (check_ext_dependent_givs): Use them.
18910 2005-01-06  Roger Sayle  <roger@eyesopen.com>
18912         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
18913         more than one barrier, in which case we should delete them all.
18915 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
18917         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
18919 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
18921         Fix PR middle-end/19286
18922         Fix PR debug/19267
18923         * dwarf2out.c (gen_subprogram_die): If we've already tried to
18924         output this subprogram, simply ignore this attempt to do it again.
18925         (add_abstract_origin_attribute): Don't abort trying to add the abstract
18926         origin attribute if it's not possible.
18927         (gen_block_die): Don't ignore subblocks of "unused" blocks.
18928         (decls_for_scope): Ditto.
18929         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
18930         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
18932 2005-01-05  Richard Henderson  <rth@redhat.com>
18934         PR target/11327
18935         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
18936         (bdesc_2arg): Use it.
18937         (ix86_expand_binop_builtin): Force operands into registers
18938         when optimizing.
18939         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
18940         ix86_expand_sse_compare, ix86_expand_sse_comi,
18941         ix86_expand_builtin): Likewise.
18943 2005-01-05  Richard Henderson  <rth@redhat.com>
18945         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
18946         and VEC_SELECT.
18947         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
18948         (mulv4hi3): Set itanium_class mmmul.
18949         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
18950         (fpack): Rename from fpack_sfsf.
18952 2005-01-05  Richard Henderson  <rth@redhat.com>
18954         PR rtl-opt/10692
18955         * reload1.c (do_input_reload): Restrict the optimization deleteing
18956         a previous output reload to RELOAD_FOR_INPUT.
18958 2005-01-05  Steven Bosscher  <stevenb@suse.de>
18960         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
18961         comment that we fall through after case.
18962         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
18963         (distribute_links): Likewise.
18964         * cse.c (cse_insn): Likewise.
18965         * cselib.c (cselib_invalidate_mem): Likewise.
18966         * df.c: Update comments at the top of the file.
18967         (read_modify_subreg_p): Update comments here too.
18968         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
18969         * flow.c (mark_set_1): Likewise.
18970         (mark_used_regs): Likewise.
18971         * gcse.c (mems_conflict_for_gcse_p): Likewise.
18972         (canon_list_insert): Likewise.
18973         (mark_set): Likewise.
18974         (try_replace_reg): Likewise.
18975         (store_killed_in_insn): Likewise.
18976         * loop.c (count_one_set): Likewise.
18977         (basic_induction_var): Likewise.
18978         * postreload-gcse.c (find_mem_conflicts): Likewise.
18979         * postreload.c (reload_combine_note_store): Likewise.
18980         (move2add_note_store): Likewise.
18981         * reload.c (find_equiv_reg): Likewise.
18982         (mark_referenced_resources): Likewise.
18983         * rtlanal.c (set_noop_p): Likewise.
18984         (note_stores): Likewise.
18985         (note_uses): Likewise.
18986         * sched-deps.c (sched_analyze_1): Likewise.
18987         * sched-rgn.c (check_live_1): Likewise.
18988         (update_live_1): Likewise.
18989         * config/i860/i860.c: Likewise.
18991         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
18992         an lvalue.
18993         (ZERO_EXTRACT): Mention that this one can be an lvalue.
18995         * doc/rtl.texi: Update documentation for bit-fields and SET.
18997 2005-01-05  Roger Sayle  <roger@eyesopen.com>
18999         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
19001 2005-01-05  Jan Hubicka  <jh@suse.cz>
19002             Richard Henderson  <rth@redhat.com>
19004         PR target/18910
19005         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
19006         with an offset.
19008 2005-01-05  Richard Henderson  <rth@redhat.com>
19010         PR target/12902
19011         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
19012         (sse_shufps): Change operand 3 to const_int_operand.
19013         (sse2_storelps): Fix typo in template.
19014         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
19015         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
19016         (ix86_expand_builtin): Likewise.
19018 2005-01-05  Julian Brown  <julian@codesourcery.com>
19020         * config/arm/arm.c (arm_return_in_memory): Treat complex types
19021         as aggregates for AAPCS ABIs.
19023 2005-01-05  Stan Shebs  <shebs@apple.com>
19025         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
19026         Mach-O getters if ppc64.
19027         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
19028         size argument.
19029         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
19030         signed four-byte field for global code case.
19031         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
19033 2005-01-05  Roger Sayle  <roger@eyesopen.com>
19035         PR middle-end/19100
19036         * c-common.c: Include real.h.
19037         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
19038         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
19039         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
19040         * Makefile.in (c-common.o): Update dependencies.
19042 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
19044         * c-parse.in (asm_string): Add trailing semicolon.
19046 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
19048         * c-parse.in (asm_string): New.  Don't allow wide strings in
19049         'asm'.
19050         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
19051         asm_string instead of STRING.
19053 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
19055         * c-typeck.c (constructor_no_implicit): Remove.
19056         (set_designator, process_init_element): Don't check
19057         constructor_no_implicit.
19059 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
19060             Kaz Kojima  <kkojima@gcc.gnu.org>
19062         PR target/16482
19063         * lcm.c (create_pre_exit): New.
19064         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
19065         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
19067 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
19069         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
19070         -msoft-float in target_float_switch.
19071         * arm.c (arm_override_options): Fix processing of target_float_switch.
19073 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
19075         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
19076         preferencing.
19078 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
19080         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
19081         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
19083 2005-01-04  Roger Sayle  <roger@eyesopen.com>
19085         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
19086         if deleting the then-block allows the test-block to fallthru to the
19087         else-block.
19089 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
19091         PR c/19152
19092         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
19093         after the full declaration if the are in two different TUs.
19095 2005-01-04  Richard Henderson  <rth@redhat.com>
19097         PR tree-opt/19158
19098         * tree-sra.c (generate_one_element_init): Just
19099         call gimplify_and_add.
19100         (generate_element_init): Record the
19101         new referenced variables and mark them for renaming
19102         and split out to ...
19103         (generate_element_init_1): This.
19104         (scalarize_init): Don't call push_gimplify_context/
19105         pop_gimplify_context.
19107 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
19109         * toplev.c (get_src_pwd): Handle failure of getpwd().
19111 2005-01-04  Roger Sayle  <roger@eyesopen.com>
19113         * fold-const.c (fold_single_bit_test): Delete unreachable handling
19114         of TRUTH_NOT_EXPR.
19115         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
19116         all the cases handled by it are inverted by invert_truthvalue.
19118 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
19120         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
19121         (save_register_windowsi): Likewise.
19123 2005-01-04  Richard Henderson  <rth@redhat.com>
19125         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
19127 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
19129         PR middle-end/17767
19130         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
19131         any simplifications of vector mode comparison operators.
19132         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
19134 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
19135             Devang Patel  <dpatel@apple.com>
19137         PR tree-optimization/18308
19138         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
19139         the operands before creating a new expression.
19140         * dojump.c (do_jump): Make drop_through_label available
19141         for all cases.  Add expansion of COND_EXPR.
19143 2005-01-04  Ira Rosen  <irar@il.ibm.com>
19145         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
19146         INTEGER_CST instead of TREE_CONSTANT.
19147         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
19148         instead of TREE_CONSTANT.
19149         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
19150         instead of TREE_CONSTANT.
19152 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
19154         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
19156 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
19158         PR target/19240
19159         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
19160         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
19162 2005-01-03  Richard Henderson  <rth@redhat.com>
19164         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
19165         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
19166         fold_convert_const_real_from_real): Split out from ...
19167         (fold_convert_const): ... here.
19169 2005-01-03  Richard Henderson  <rth@redhat.com>
19171         PR target/19235
19172         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
19173         (mov<MMXMODEI>_internal): Likewise.
19174         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
19175         Add V2SF case; use it for SSE1; don't use TI.
19176         (movdf_integer): Likewise.
19177         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
19179 2005-01-03  Ira Rosen  <irar@il.ibm.com>
19181         * tree-vectorizer.c (vect_strip_conversions): New function.
19182         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
19183         check for binary class.
19185 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
19187         Fix PR debug/17924
19188         Fix PR debug/19191
19189         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
19190         is a decl.
19191         * gimple-low.c (mark_blocks_with_used_vars): New function.
19192         (mark_blocks_with_used_subblocks): Ditto.
19193         (mark_used_blocks): Ditto.
19194         (pass_mark_used_blocks): New pass.
19195         * tree-inline.c: Include debug.h.
19196         (expand_call_inline): Call outlining_inline_function here.
19197         * tree-optimize.c (init_tree_optimization_passes): Add
19198         pass_mark_used_blocks.
19199         * tree-pass.h (pass_mark_used_blocks): New.
19200         * Makefile.in (tree-inline.o): Add debug.h dependency.
19202 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
19204         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
19205         VAR_DECLs to have weak_import attribute.
19207         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
19208         'struct ucontext'.
19210 2004-01-03  Steven Bosscher  <stevenb@suse.de>
19212         * passes.c (rest_of_compilation): Don't run regmove if only
19213         flag_expensive_optimizations, require flag_regmove instead.
19215 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
19217         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
19218         register "sparc".
19219         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
19220         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19221         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
19222         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19224 2005-01-03  Richard Henderson  <rth@redhat.com>
19226         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
19227         (ia64_const_ok_for_letter_p): New.
19228         (ia64_const_double_ok_for_letter_p): New.
19229         (ia64_extra_constraint): New.
19230         (ia64_expand_vecint_compare): New.
19231         (ia64_expand_vcondu_v2si): New.
19232         (ia64_expand_vecint_cmov): New.
19233         (ia64_expand_vecint_minmax): New.
19234         (ia64_print_operand): Add 'v'.
19235         (ia64_preferred_reload_class): New.
19236         (ia64_vector_mode_supported_p): New.
19237         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
19238         (PREFERRED_RELOAD_CLASS): Move to function.
19239         (CONST_OK_FOR_LETTER_P): Move to function.
19240         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
19241         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
19242         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
19243         (EXTRA_CONSTRAINT): Move to function.
19244         * config/ia64/ia64.md: Include vect.md.
19245         (itanium_class): Add mmalua.
19246         (type): Handle it.
19247         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
19248         (1b_mmalua): New.
19249         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
19250         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
19251         CONST0_RTX.
19252         (const_int_2bit_operand): New.
19253         (fr_reg_or_0_operand): New.
19254         * config/ia64/ia64-modes.def: Add vector modes.
19255         * config/ia64/ia64-protos.h: Update.
19256         * config/ia64/vect.md: New file.
19258 2005-01-03  Richard Henderson  <rth@redhat.com>
19260         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
19262 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
19264         PR target/19236
19265         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
19266         to SFmode.
19267         (log1pdf2): Change mode of operands[0,1] to DFmode.
19269 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
19271         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
19272         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
19273         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
19274         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
19275         SPARC_RELAXED_ORDERING.
19277 2005-01-03  Richard Henderson  <rth@redhat.com>
19278             Uros Bizjak  <uros@kss-loka.si>
19280         PR target/14631
19281         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
19282         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
19283         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
19284         handling.
19285         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
19286         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
19287         const_pow2_1_to_128_operand): New predicates.
19289 2005-01-02  Greg McGary  <greg@mcgary.org>
19291         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
19292         anonymous decls.
19293         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
19294         object.  [ptr_type]: Remove unused variable.
19295         Remember nearest addressable array-element or record-component
19296         when checking bitfield components.  Tolerate empty BIND_EXPR.
19298 2005-01-01  Richard Henderson  <rth@redhat.com>
19300         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
19301         that don't narrow the value.  Fail for other conversions.
19303 2005-01-01  Richard Henderson  <rth@redhat.com>
19305         PR c/19031
19306         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
19307         * c-lang.c (finish_file): Don't do it here.
19308         * objc/objc-act.c (objc_finish_file): Likewise.
19310         * cgraph.c (decl_assembler_name_equal): New.
19311         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
19312         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
19313         * cgraph.h (struct cgraph_varpool_node): Add next.
19314         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
19315         * varasm.c (assemble_alias): Mark the target as needed.
19317 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
19319         PR middle-end/19221
19320         * function.c (get_arg_pointer_save_area): Use entry_of_function
19321         instead of get_insns.
19323 2005-01-01  Roger Sayle  <roger@eyesopen.com>
19324             Andrew Pinski  <pinskia@physics.uc.edu>
19325             James E. Wilson  <wilson@specifixinc.com>
19327         PR rtl-optimization/12092
19328         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
19329         is zero.
19331 2005-01-01  Roger Sayle  <roger@eyesopen.com>
19332             Olivier Hainque  <hainque@act-europe.fr>
19334         * tree.c (int_fits_type_p): A narrower type always fits in a
19335         wider one, except for negative values into unsigned types.
19337 2005-01-01  Roger Sayle  <roger@eyesopen.com>
19339         * tree.c (int_fits_type_p): Compare the result of force_fit_type
19340         with the original constant rather than require TREE_OVERFLOW.
19342 2005-01-01  Steven Bosscher  <stevenb@suse.de>
19344         PR middle-end/17544
19345         * c-decl.c (finish_function): If compiling C99, annotate the
19346         compiler generated return with the current file name and line 0.
19347         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
19348         the source line is greater than 0.
19349         (remove_bb): Likewise.