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2005-07-06 Daniel Berlin <dberlin@dberlin.org>
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
2
3         Fix PR tree-optimization/22319
4         Fix PR tree-optimization/22140
5         Fix PR tree-optimization/22310
6
7         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8         variable sized types.
9         Use correct type for intermediate structure on *a = *b structure
10         copies.
11                 
12 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
13
14         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
15         Remove.
16         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
17         (machine_function): Move typedef to...
18         * config/rs6000/rs6000.c (machine_function): ... here.  Add
19         varargs_save_offset field.
20         (rs6000_stack_t): Remove varargs_size field.
21         (setup_incoming_varargs): Allocate varargs save area using
22         assign_stack_local, try to make it as small as possible.
23         Save offset from virtual_stack_vars_rtx to the save area
24         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
25         instead of magic 8 when fp word byte size is used.
26         (rs6000_va_start): Use cfun->machine->varargs_save_offset
27         instead of -RS6000_VARARGS_SIZE.
28         (rs6000_stack_info, debug_stack_info,
29         rs6000_initial_elimination_offset): Remove all traces of
30         varargs_size.
31         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
32         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
33         RS6000_VARARGS_AREA.
34
35 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
36
37         PR tree-optimization/21963
38         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
39         constant_multiple_of in the same way get_computation_cost_at does.
40
41 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
42
43         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
44         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
45         (gen_compare_reg): If sparc_compare_emitted is set, clear it
46         and return its previous value.
47         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
48         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
49         constants.
50         (stack_protect_set, stack_protect_test): New expanders.
51         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
52         stack_protect_testdi): New insns.
53         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
54         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
55
56 2005-07-06  Jeff Law  <law@redhat.com>
57
58         * tree-ssa-dce.c (cfg_altered): New global.
59         (tree_dce_init): Initialize cfg_altered.
60         (remove_dead_stmt): If we remove an edge in the CFG, then set
61         CFG_ALTERED.
62         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
63         the dominators.
64
65 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
66
67         * Makefile.in (stamp-collect-ld): Use
68         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
69         ./collect-ld if it already exists.
70         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
71         Don't remove ./nm if it already exists.
72
73 2005-07-05  Devang Patel  <dpatel@apple.com>
74
75         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
76         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
77         * tree-vectorizer.c (vect_loop_location): New.
78         (vect_print_dump_info): Use vect_loop_location.
79         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
80         (vectorize_loops): Set vect_loop_location.
81         * tree-vect-analyze.c (vect_analyze_offset_expr, 
82         vect_determin_vectorization_factor, vect_analyze_operations,
83         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
84         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
85         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
86         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
87         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
88         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
89         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
90         vect_analyze_loop): Adjust vect_print_dump_info API.
91         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
92         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
93         vect_finish_stmt_generation, vectorizable_assignment, 
94         vectorizable_operation, vectorizable_store, vectorizable_load, 
95         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
96         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
97         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
98         vect_transform_loop): Same.
99         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
100         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
101         Same.
102
103 2005-07-05  Randolph Chung  <tausq@debian.org>
104
105         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
106         * configure: Regenerate.
107         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
108         (pa_tls_referenced_p): Declare.
109         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
110         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
111         (legitimize_tls_address): New.
112         (hppa_legitimize_address): Handle TLS addresses.
113         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
114         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
115         (emit_move_sequence): Handle TLS addresses.
116         (pa_encode_section_info): Call default handler to handle common 
117         sections.
118         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
119         (CONSTANT_ADDRESS_P): Reject TLS operands.
120         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
121         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
122         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
123         (UNSPEC_TLSLE): Define new constants. 
124         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
125         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
126         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
127         (tie_symbolic_operand, tle_symbolic_operand): New
128
129 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
130
131         * aclocal.m4: Update macros for autoconf 2.59 style.
132         * configure.ac: Likewise.
133
134 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
135
136         * pa.c (function_value): Handle small aggregates on 32-bit targets.
137         (function_arg): Pass small aggregates in general registers on 32-bit
138         targets.
139         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
140
141 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
142
143         * Makefile.in (final.o): Fix dependencies.
144
145 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
146
147         PR c/22013
148         PR c/22098
149         * langhooks.h (struct lang_hooks): Add expr_to_decl.
150         * langhooks.c (lhd_expr_to_decl): New.
151         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
152         New.
153         (LANG_HOOKS_INITIALIZER): Update.
154         * tree.c (recompute_tree_invarant_for_addr_expr): Call
155         expr_to_decl langhook.
156         * c-tree.h (c_expr_to_decl): Declare.
157         * c-typeck.c (c_expr_to_decl): New.
158         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
159         specially.
160         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
161
162 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
163
164         PR c/22308
165         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
166         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
167
168 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
169
170         * Makefile.in: Adjust dependencies.
171         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
172         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
173         * alias.c (rest_of_handle_cfg, pass_cfg): New.
174         * bb-reorder.c (duplicate_computed_gotos): Make it static.
175         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
176         rest_of_compilation.
177
178         * bb-reorder.c (gate_duplicate_computed_gotos,
179         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
180         rest_of_handle_reorder_blocks, pass_reorder_blocks,
181         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
182         pass_partition_blocks): New.
183         * bt-load.c (gate_handle_branch_target_load_optimize,
184         rest_of_handle_branch_target_load_optimize,
185         pass_branch_target_load_optimize): New.
186         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
187         pass_jump2): New.
188         * cfglayout.c (pass_insn_locators_initialize): New.
189         * cfgrtl.c (pass_free_cfg): New.
190         * combine.c (gate_handle_combine, rest_of_handle_combine,
191         pass_combine): New.
192         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
193         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
194         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
195         * except.c (pass_set_nothrow_function_flags,
196         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
197         pass_rtl_eh): New.
198         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
199         rest_of_handle_shorten_branches, pass_shorten_branches,
200         rest_of_clean_state, pass_clean_state): New.
201         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
202         rest_of_handle_remove_death_notes, pass_remove_death_notes,
203         rest_of_handle_life, pass_life, rest_of_handle_flow2,
204         pass_flow2): New.
205         * function.c (pass_instantiate_virtual_regs, pass_init_function,
206         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
207         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
208         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
209         pass_gcse): New.
210         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
211         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
212         pass_rtl_ifcvt, gate_handle_if_after_combine,
213         rest_of_handle_if_after_combine, pass_if_after_combine,
214         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
215         pass_if_after_reload): New.
216         * integrate.c (pass_initial_value_sets): New.
217         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
218         pass_purge_lineno_notes): New.
219         * mode-switching.c (rest_of_handle_mode_switching,
220         pass_mode_switching): New.
221         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
222         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
223         pass_loop2): New.
224         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
225         pass_loop_optimize): New.
226         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
227         pass_sms): New.
228         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
229         pass_gcse2): New.
230         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
231         pass_postreload_cse): New.
232         * profile.c (gate_handle_profiling, pass_profiling,
233         rest_of_handle_branch_prob, pass_branch_prob): New.
234         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split, 
235         pass_split_before_regstack, gate_handle_split_before_regstack,
236         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
237         rest_of_handle_split_all_insns, pass_split_all_insns): New.
238         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
239         pass_stack_regs): New.
240         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
241         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
242         pass_stack_adjustments): New.
243         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
244         pass_regrename): New.
245         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
246         pass_delay_slots, gate_handle_machine_reorg,
247         rest_of_handle_machine_reorg, pass_machine_reorg): New.
248         * rtl.h (extern void purge_line_number_notes): New.
249         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
250         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
251         pass_sched2): New.
252         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
253         pass_tracer): New.
254         * value-prof.c (gate_handle_value_profile_transformations,
255         rest_of_handle_value_profile_transformations,
256         pass_value_profile_transformations): New.
257         * var-tracking.c (gate_handle_var_tracking,
258         pass_variable_tracking): New.
259         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
260
261         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
262         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
263         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
264         rest_of_handle_old_regalloc, rest_of_handle_regrename,
265         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
266         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
267         rest_of_handle_gcse2, rest_of_handle_regmove,
268         rest_of_handle_tracer, rest_of_handle_if_conversion,
269         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
270         rest_of_handle_web, rest_of_handle_branch_prob,
271         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
272         rest_of_handle_jump_bypass, rest_of_handle_combine,
273         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
274         rest_of_handle_gcse, rest_of_handle_loop_optimize,
275         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
276         rest_of_handle_mode_switching, rest_of_handle_jump,
277         rest_of_handle_eh, rest_of_handle_stack_adjustments,
278         rest_of_handle_flow2, rest_of_handle_jump2,
279         rest_of_handle_peephole2, rest_of_handle_postreload,
280         rest_of_handle_shorten_branches, rest_of_clean_state,
281         rest_of_compilation): Remove.
282
283         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
284         * passes.c (dump_flags, in_gimple_form, all_passes,
285         all_ipa_passes, all_lowering_passes, register_one_dump_file,
286         register_dump_files, next_pass_1, last_verified, execute_todo,
287         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
288         from tree-optimize.c.
289         (init_optimization_passes): Moved from tree-optimize.c,
290         adding the RTL optimizations.
291         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
292         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
293         all_ipa_passes, all_lowering_passes, register_one_dump_file,
294         register_dump_files, next_pass_1, last_verified, execute_todo,
295         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
296         init_tree_optimization_passes, ipa_passes): Delete.
297         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
298         the RTL dumps.
299         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
300         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
301         from tree.h.
302         (ipa_passes): Remove.
303         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
304         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
305         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
306         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
307         (dump_info_p, dump_flag): Moved to tree-dump.h.
308         
309         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
310         cgraph.c, opts.c.
311         * passes.c (finish_optimization_passes): Use dump_begin
312         and dump_end, TDI_end.
313         (gate_rest_of_compilation): New.
314         (pass_rest_of_compilation): Use it.
315         (gate_postreload, pass_postreload): New.
316         * toplev.c (general_init): Rename init_tree_optimization_passes.
317         * toplev.h (init_tree_optimization_passes): Rename to
318         init_optimizations_passes.
319         * tree-dump.c (dump_flag): Make static.
320         (dump_files): Remove RTL dumps.
321         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
322         pass_cleanup_cfg, pass_free_cfg_annotations,
323         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
324         pass_init_datastructures, pass_fixup_cfg): Make non-static.
325         * tree-pretty-print.c: Include tree-pass.h.
326         * cgraph.c: Include tree-dump.h.
327         
328 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
329
330         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
331         Only fall back to saying it points to readonly memory if
332         we can't do better.
333
334 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
335
336         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
337         * config/m32r/m32r.c (m32r_compute_frame_size,
338         m32r_expand_prologue): Take current_function_profile into
339         account whenever we reference
340         current_function_uses_pic_offset_table.
341         (m32r_finalize_pic): Remove.
342         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
343
344 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
345
346         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
347         instead of $<.  Don't remove ./as if it already exists.
348
349 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
350
351         PR target/21723
352         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
353         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
354         for complex modes when generating code for PA 1.0.
355         (VALID_FP_MODE_P): New macro.
356         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
357         sets for all general and floating point modes.  Align wide floating
358         point modes to even register boundaries to comply with architectural
359         requirements.
360         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
361         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
362         (VALID_FP_MODE_P): New macro.
363         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
364         sets for all general and floating point modes.  Align wide floating
365         point modes to even register boundaries to comply with architectural
366         requirements.
367
368 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
369
370         * tree-dump.c (dump_files): Initialize dump number for .cgraph
371         to 0.
372
373 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
374
375         * tree-ssa-structalias.c: Don't include expr.h.
376
377 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
378
379         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
380         comments.
381
382 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
383
384         Fix PR tree-optimization/22279
385         
386         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
387         correct operator.
388         
389 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
390
391         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
392
393 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
394
395         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
396         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
397         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
398         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
399         config/stormy16/stormy16.c, config/v850/v850.c,
400         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
401         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
402         Avoid "." or "\n" at end of diagnostics and capital letters at
403         start of diagnostics.
404         * combine.c, cse.c: Don't translate dump file output.
405         * toplev.c (print_version): Only translate output if going to
406         stderr.
407
408 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
409
410         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
411         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
412         typos.
413
414 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
415
416         * pa.c (fix_range): Fix typo in comment.
417
418 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
419
420         * tree-vrp.c (extract_range_from_assert): Replace
421         fold (build (...)) with fold_build2.
422
423 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
424
425         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
426         gcc_gfc_char_table, init_dynamic_gfc_info): New.
427         (format_types_orig, handle_format_attribute): Add support for
428         format "gcc_gfc".
429
430 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
431
432         * varasm.c (assemble_variable): Fix format specifier thinko.
433
434 2005-07-03  Ira Rosen  <irar@il.ibm.com>
435
436         PR tree-optimization/22029 (and 22135)
437         * tree-pretty-print.c (dump_generic_node): Check that the node is not
438         a phi node before calling dump_vops.
439
440 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
441
442         * tree-dump.h (dump_string_field): Declare.
443         * tree-dump.c: Use it instead of dump_string.
444         (dump_string_field): Make non-static.
445
446 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
447
448         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
449         up the minimal CFG stuff always when optimize > 0.  Call
450         split_all_insns_noflow in PIC case if needed.
451
452 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
453             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
454
455         PR c++/18279
456         * c-decl.c (c_write_global_declarations): Dump contents of
457         external scope to.
458         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
459         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
460         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
461         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
462         is enabled.
463         
464 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
465
466         * c-common.h (GCC_DIAG_STYLE): Define.
467         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
468         version for format checking to 4.1.
469         * c-format.c: Include toplev.h after c-common.h.
470         (enum format_type): Add gcc_tdiag_format_type.
471         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
472         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
473         (format_types_orig): Add gcc_tdiag.
474         (init_dynamic_diag_info): Support gcc_tdiag formats.
475         (handle_format_attribute): Likewise.
476         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
477         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
478         version for format checking to 4.1.
479         (warning0, warning, error, pedwarn, sorry): Use
480         ATTRIBUTE_GCC_DIAG.
481         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
482         (finish_aliases_1): Do not use %qE.
483         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
484         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
485         Correct format bugs.
486         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
487         parameter to unsigned HOST_WIDE_INT.
488         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
489
490 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
491
492         PR middle-end/21742
493         * expr.c (write_complex_part): Use adjust_address for MEM.
494         (read_complex_part): Same.
495
496 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
497
498         Fix PR tree-optimization/22280
499
500         * tree-sra.c (generate_element_init): Remove useless loop.
501
502 2005-07-02  Richard Henderson  <rth@redhat.com>
503
504         * config/alpha/alpha.c (alpha_legitimize_address): Check for
505         TLS_MODEL_NONE.
506         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
507
508 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
509
510         PR middle-end/14490
511         * fold-const.c (fold_binary): Handle the return value of
512         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
513         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
514
515 2005-07-02  Jeff Law  <law@redhat.com>
516
517         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
518         a eliminate type conversion which feeds an equality comparison
519         if the original type or either operand in the comparison is a
520         function pointer.
521
522 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
523
524         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
525         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
526         texts.
527         * config/avr/avr.c: Do not use '`' as left quote.
528         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
529         Remove "." from end of diagnostics.  Make diagnostics start with
530         lowercase letter.
531
532 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
533             Joseph S. Myers  <joseph@codesourcery.com>
534
535         * toplev.c (default_tree_printer): Handle setting location with
536         '+' flag.
537         * c-objc.common.c (c_tree_printer): Likewise.
538         * c-format.c (gcc_diag_flag_specs): Add '+'.
539         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
540         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
541         formats.
542         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
543         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
544         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
545         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
546         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
547         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
548         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
549         format arguments where %J is used without %D.
550
551 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
552
553         * gcc.c (LINK_SSP_SPEC): Define.
554         (link_ssp_spec): New variable.
555         (LINK_COMMAND_SPEC): Add %(link_ssp).
556         (static_specs): Add link_ssp_spec.
557         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
558         * configure: Rebuilt.
559         * config.in: Rebuilt.
560
561         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
562         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
563         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
564         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
565         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
566         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
567         -0x7008(2) instead of reading __stack_chk_guard variable.
568         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
569         number.
570         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
571         (stack_protect_set, stack_protect_test): Use *_tls* patterns
572         if TARGET_THREAD_SSP_OFFSET is defined.
573         (stack_tls_protect_set_si, stack_tls_protect_set_di,
574         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
575
576         Revert:
577         2005-06-27  Richard Henderson  <rth@redhat.com>
578         * libgcc-std.ver (GCC_4.1.0): New.
579         * libgcc.h (__stack_chk_guard): Declare.
580         (__stack_chk_fail, __stack_chk_fail_local): Declare.
581         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
582         * mklibgcc.in (lib2funcs): Add them.
583
584 2005-07-01  Richard Henderson  <rth@redhat.com>
585
586         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
587         void * before struct sigcontext *.
588         (x86_fallback_frame_state): Likewise.
589
590 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
591
592         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
593
594 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
595
596         PR tree-opt/22269
597         * tree-ssa-reassoc.c (should_transpose): Fix which operand
598         we check for SSA_NAME for.
599
600 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
601
602         Fix PR tree-optimization/22071
603
604         * tree-ssa-structalias.c (offset_overlaps_with_access): New
605         function.
606         (get_constraint_for_component_ref): Use it.
607
608 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
609
610         PR other/22264
611         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
612         print out the last new line.
613
614 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
615
616         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
617         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
618         * config/cris/cris.c (cris_conditional_register_usage): Adjust
619         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
620         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
621         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
622         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
623         (enum reg_class): New member CC0_REGS.
624         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
625         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
626         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
627         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
628         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
629         Adjust for register now described.
630
631 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
632
633         PR target/22262
634         * config/i386/i386.md (stack_protect_test_si,
635         stack_protect_test_di): Add earlyclobber for scratch 3.
636         * config/rs6000/rs6000.md (stack_protect_testsi,
637         stack_protect_testdi): Add earlyclobber for scratch 3,
638         remove earlyclobber from scratch 4.
639
640 Older entries for 2005 can be found in ChangeLog-2005.