Removal of -fforce-mem.
[official-gcc.git] / gcc / ChangeLog
bloba75e4d4f847f8fe5532a4302c53684a129e8ccd8
1 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
3         * doc/invoke.texi: Update -fforce-mem documentation.
4         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove 
5         code for -fforce-mem.
6         * expmed.c: (store_bit_field,store_fixed_bit_field,
7         extract_bit_field): Ditto.
8         * expr.c: (convert_move): Ditto.
9         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
10         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
11         emit_conditional_add,expand_float,expand_fix): Ditto.
12         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
13         (common_handle_option): Issue warning when -fforce-mem specified.
15 2005-07-06  Paul Brook  <paul@codesourcery.com>
17         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
18         argument is empty.
19         * configure: Regenerate.
21 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
23         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
25 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
27         Fix PR tree-optimization/22319
28         Fix PR tree-optimization/22140
29         Fix PR tree-optimization/22310
31         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
32         variable sized types.
33         Use correct type for intermediate structure on *a = *b structure
34         copies.
35                 
36 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
38         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
39         Remove.
40         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
41         (machine_function): Move typedef to...
42         * config/rs6000/rs6000.c (machine_function): ... here.  Add
43         varargs_save_offset field.
44         (rs6000_stack_t): Remove varargs_size field.
45         (setup_incoming_varargs): Allocate varargs save area using
46         assign_stack_local, try to make it as small as possible.
47         Save offset from virtual_stack_vars_rtx to the save area
48         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
49         instead of magic 8 when fp word byte size is used.
50         (rs6000_va_start): Use cfun->machine->varargs_save_offset
51         instead of -RS6000_VARARGS_SIZE.
52         (rs6000_stack_info, debug_stack_info,
53         rs6000_initial_elimination_offset): Remove all traces of
54         varargs_size.
55         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
56         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
57         RS6000_VARARGS_AREA.
59 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
61         PR tree-optimization/21963
62         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
63         constant_multiple_of in the same way get_computation_cost_at does.
65 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
67         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
68         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
69         (gen_compare_reg): If sparc_compare_emitted is set, clear it
70         and return its previous value.
71         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
72         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
73         constants.
74         (stack_protect_set, stack_protect_test): New expanders.
75         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
76         stack_protect_testdi): New insns.
77         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
78         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
80 2005-07-06  Jeff Law  <law@redhat.com>
82         * tree-ssa-dce.c (cfg_altered): New global.
83         (tree_dce_init): Initialize cfg_altered.
84         (remove_dead_stmt): If we remove an edge in the CFG, then set
85         CFG_ALTERED.
86         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
87         the dominators.
89 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
91         * Makefile.in (stamp-collect-ld): Use
92         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
93         ./collect-ld if it already exists.
94         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
95         Don't remove ./nm if it already exists.
97 2005-07-05  Devang Patel  <dpatel@apple.com>
99         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
100         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
101         * tree-vectorizer.c (vect_loop_location): New.
102         (vect_print_dump_info): Use vect_loop_location.
103         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
104         (vectorize_loops): Set vect_loop_location.
105         * tree-vect-analyze.c (vect_analyze_offset_expr, 
106         vect_determin_vectorization_factor, vect_analyze_operations,
107         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
108         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
109         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
110         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
111         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
112         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
113         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
114         vect_analyze_loop): Adjust vect_print_dump_info API.
115         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
116         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
117         vect_finish_stmt_generation, vectorizable_assignment, 
118         vectorizable_operation, vectorizable_store, vectorizable_load, 
119         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
120         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
121         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
122         vect_transform_loop): Same.
123         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
124         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
125         Same.
127 2005-07-05  Randolph Chung  <tausq@debian.org>
129         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
130         * configure: Regenerate.
131         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
132         (pa_tls_referenced_p): Declare.
133         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
134         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
135         (legitimize_tls_address): New.
136         (hppa_legitimize_address): Handle TLS addresses.
137         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
138         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
139         (emit_move_sequence): Handle TLS addresses.
140         (pa_encode_section_info): Call default handler to handle common 
141         sections.
142         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
143         (CONSTANT_ADDRESS_P): Reject TLS operands.
144         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
145         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
146         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
147         (UNSPEC_TLSLE): Define new constants. 
148         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
149         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
150         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
151         (tie_symbolic_operand, tle_symbolic_operand): New
153 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
155         * aclocal.m4: Update macros for autoconf 2.59 style.
156         * configure.ac: Likewise.
158 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
160         * pa.c (function_value): Handle small aggregates on 32-bit targets.
161         (function_arg): Pass small aggregates in general registers on 32-bit
162         targets.
163         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
165 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
167         * Makefile.in (final.o): Fix dependencies.
169 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
171         PR c/22013
172         PR c/22098
173         * langhooks.h (struct lang_hooks): Add expr_to_decl.
174         * langhooks.c (lhd_expr_to_decl): New.
175         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
176         New.
177         (LANG_HOOKS_INITIALIZER): Update.
178         * tree.c (recompute_tree_invarant_for_addr_expr): Call
179         expr_to_decl langhook.
180         * c-tree.h (c_expr_to_decl): Declare.
181         * c-typeck.c (c_expr_to_decl): New.
182         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
183         specially.
184         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
186 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
188         PR c/22308
189         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
190         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
192 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
194         * Makefile.in: Adjust dependencies.
195         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
196         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
197         * alias.c (rest_of_handle_cfg, pass_cfg): New.
198         * bb-reorder.c (duplicate_computed_gotos): Make it static.
199         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
200         rest_of_compilation.
202         * bb-reorder.c (gate_duplicate_computed_gotos,
203         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
204         rest_of_handle_reorder_blocks, pass_reorder_blocks,
205         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
206         pass_partition_blocks): New.
207         * bt-load.c (gate_handle_branch_target_load_optimize,
208         rest_of_handle_branch_target_load_optimize,
209         pass_branch_target_load_optimize): New.
210         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
211         pass_jump2): New.
212         * cfglayout.c (pass_insn_locators_initialize): New.
213         * cfgrtl.c (pass_free_cfg): New.
214         * combine.c (gate_handle_combine, rest_of_handle_combine,
215         pass_combine): New.
216         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
217         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
218         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
219         * except.c (pass_set_nothrow_function_flags,
220         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
221         pass_rtl_eh): New.
222         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
223         rest_of_handle_shorten_branches, pass_shorten_branches,
224         rest_of_clean_state, pass_clean_state): New.
225         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
226         rest_of_handle_remove_death_notes, pass_remove_death_notes,
227         rest_of_handle_life, pass_life, rest_of_handle_flow2,
228         pass_flow2): New.
229         * function.c (pass_instantiate_virtual_regs, pass_init_function,
230         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
231         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
232         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
233         pass_gcse): New.
234         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
235         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
236         pass_rtl_ifcvt, gate_handle_if_after_combine,
237         rest_of_handle_if_after_combine, pass_if_after_combine,
238         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
239         pass_if_after_reload): New.
240         * integrate.c (pass_initial_value_sets): New.
241         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
242         pass_purge_lineno_notes): New.
243         * mode-switching.c (rest_of_handle_mode_switching,
244         pass_mode_switching): New.
245         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
246         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
247         pass_loop2): New.
248         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
249         pass_loop_optimize): New.
250         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
251         pass_sms): New.
252         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
253         pass_gcse2): New.
254         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
255         pass_postreload_cse): New.
256         * profile.c (gate_handle_profiling, pass_profiling,
257         rest_of_handle_branch_prob, pass_branch_prob): New.
258         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split, 
259         pass_split_before_regstack, gate_handle_split_before_regstack,
260         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
261         rest_of_handle_split_all_insns, pass_split_all_insns): New.
262         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
263         pass_stack_regs): New.
264         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
265         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
266         pass_stack_adjustments): New.
267         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
268         pass_regrename): New.
269         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
270         pass_delay_slots, gate_handle_machine_reorg,
271         rest_of_handle_machine_reorg, pass_machine_reorg): New.
272         * rtl.h (extern void purge_line_number_notes): New.
273         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
274         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
275         pass_sched2): New.
276         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
277         pass_tracer): New.
278         * value-prof.c (gate_handle_value_profile_transformations,
279         rest_of_handle_value_profile_transformations,
280         pass_value_profile_transformations): New.
281         * var-tracking.c (gate_handle_var_tracking,
282         pass_variable_tracking): New.
283         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
285         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
286         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
287         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
288         rest_of_handle_old_regalloc, rest_of_handle_regrename,
289         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
290         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
291         rest_of_handle_gcse2, rest_of_handle_regmove,
292         rest_of_handle_tracer, rest_of_handle_if_conversion,
293         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
294         rest_of_handle_web, rest_of_handle_branch_prob,
295         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
296         rest_of_handle_jump_bypass, rest_of_handle_combine,
297         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
298         rest_of_handle_gcse, rest_of_handle_loop_optimize,
299         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
300         rest_of_handle_mode_switching, rest_of_handle_jump,
301         rest_of_handle_eh, rest_of_handle_stack_adjustments,
302         rest_of_handle_flow2, rest_of_handle_jump2,
303         rest_of_handle_peephole2, rest_of_handle_postreload,
304         rest_of_handle_shorten_branches, rest_of_clean_state,
305         rest_of_compilation): Remove.
307         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
308         * passes.c (dump_flags, in_gimple_form, all_passes,
309         all_ipa_passes, all_lowering_passes, register_one_dump_file,
310         register_dump_files, next_pass_1, last_verified, execute_todo,
311         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
312         from tree-optimize.c.
313         (init_optimization_passes): Moved from tree-optimize.c,
314         adding the RTL optimizations.
315         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
316         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
317         all_ipa_passes, all_lowering_passes, register_one_dump_file,
318         register_dump_files, next_pass_1, last_verified, execute_todo,
319         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
320         init_tree_optimization_passes, ipa_passes): Delete.
321         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
322         the RTL dumps.
323         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
324         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
325         from tree.h.
326         (ipa_passes): Remove.
327         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
328         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
329         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
330         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
331         (dump_info_p, dump_flag): Moved to tree-dump.h.
332         
333         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
334         cgraph.c, opts.c.
335         * passes.c (finish_optimization_passes): Use dump_begin
336         and dump_end, TDI_end.
337         (gate_rest_of_compilation): New.
338         (pass_rest_of_compilation): Use it.
339         (gate_postreload, pass_postreload): New.
340         * toplev.c (general_init): Rename init_tree_optimization_passes.
341         * toplev.h (init_tree_optimization_passes): Rename to
342         init_optimizations_passes.
343         * tree-dump.c (dump_flag): Make static.
344         (dump_files): Remove RTL dumps.
345         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
346         pass_cleanup_cfg, pass_free_cfg_annotations,
347         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
348         pass_init_datastructures, pass_fixup_cfg): Make non-static.
349         * tree-pretty-print.c: Include tree-pass.h.
350         * cgraph.c: Include tree-dump.h.
351         
352 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
354         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
355         Only fall back to saying it points to readonly memory if
356         we can't do better.
358 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
360         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
361         * config/m32r/m32r.c (m32r_compute_frame_size,
362         m32r_expand_prologue): Take current_function_profile into
363         account whenever we reference
364         current_function_uses_pic_offset_table.
365         (m32r_finalize_pic): Remove.
366         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
368 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
370         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
371         instead of $<.  Don't remove ./as if it already exists.
373 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
375         PR target/21723
376         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
377         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
378         for complex modes when generating code for PA 1.0.
379         (VALID_FP_MODE_P): New macro.
380         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
381         sets for all general and floating point modes.  Align wide floating
382         point modes to even register boundaries to comply with architectural
383         requirements.
384         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
385         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
386         (VALID_FP_MODE_P): New macro.
387         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
388         sets for all general and floating point modes.  Align wide floating
389         point modes to even register boundaries to comply with architectural
390         requirements.
392 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
394         * tree-dump.c (dump_files): Initialize dump number for .cgraph
395         to 0.
397 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
399         * tree-ssa-structalias.c: Don't include expr.h.
401 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
403         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
404         comments.
406 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
408         Fix PR tree-optimization/22279
409         
410         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
411         correct operator.
412         
413 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
415         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
417 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
419         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
420         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
421         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
422         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
423         config/stormy16/stormy16.c, config/v850/v850.c,
424         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
425         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
426         Avoid "." or "\n" at end of diagnostics and capital letters at
427         start of diagnostics.
428         * combine.c, cse.c: Don't translate dump file output.
429         * toplev.c (print_version): Only translate output if going to
430         stderr.
432 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
434         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
435         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
436         typos.
438 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
440         * pa.c (fix_range): Fix typo in comment.
442 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
444         * tree-vrp.c (extract_range_from_assert): Replace
445         fold (build (...)) with fold_build2.
447 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
449         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
450         gcc_gfc_char_table, init_dynamic_gfc_info): New.
451         (format_types_orig, handle_format_attribute): Add support for
452         format "gcc_gfc".
454 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
456         * varasm.c (assemble_variable): Fix format specifier thinko.
458 2005-07-03  Ira Rosen  <irar@il.ibm.com>
460         PR tree-optimization/22029 (and 22135)
461         * tree-pretty-print.c (dump_generic_node): Check that the node is not
462         a phi node before calling dump_vops.
464 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
466         * tree-dump.h (dump_string_field): Declare.
467         * tree-dump.c: Use it instead of dump_string.
468         (dump_string_field): Make non-static.
470 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
472         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
473         up the minimal CFG stuff always when optimize > 0.  Call
474         split_all_insns_noflow in PIC case if needed.
476 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
477             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
479         PR c++/18279
480         * c-decl.c (c_write_global_declarations): Dump contents of
481         external scope to.
482         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
483         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
484         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
485         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
486         is enabled.
487         
488 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
490         * c-common.h (GCC_DIAG_STYLE): Define.
491         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
492         version for format checking to 4.1.
493         * c-format.c: Include toplev.h after c-common.h.
494         (enum format_type): Add gcc_tdiag_format_type.
495         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
496         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
497         (format_types_orig): Add gcc_tdiag.
498         (init_dynamic_diag_info): Support gcc_tdiag formats.
499         (handle_format_attribute): Likewise.
500         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
501         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
502         version for format checking to 4.1.
503         (warning0, warning, error, pedwarn, sorry): Use
504         ATTRIBUTE_GCC_DIAG.
505         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
506         (finish_aliases_1): Do not use %qE.
507         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
508         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
509         Correct format bugs.
510         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
511         parameter to unsigned HOST_WIDE_INT.
512         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
514 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
516         PR middle-end/21742
517         * expr.c (write_complex_part): Use adjust_address for MEM.
518         (read_complex_part): Same.
520 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
522         Fix PR tree-optimization/22280
524         * tree-sra.c (generate_element_init): Remove useless loop.
526 2005-07-02  Richard Henderson  <rth@redhat.com>
528         * config/alpha/alpha.c (alpha_legitimize_address): Check for
529         TLS_MODEL_NONE.
530         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
532 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
534         PR middle-end/14490
535         * fold-const.c (fold_binary): Handle the return value of
536         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
537         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
539 2005-07-02  Jeff Law  <law@redhat.com>
541         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
542         a eliminate type conversion which feeds an equality comparison
543         if the original type or either operand in the comparison is a
544         function pointer.
546 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
548         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
549         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
550         texts.
551         * config/avr/avr.c: Do not use '`' as left quote.
552         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
553         Remove "." from end of diagnostics.  Make diagnostics start with
554         lowercase letter.
556 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
557             Joseph S. Myers  <joseph@codesourcery.com>
559         * toplev.c (default_tree_printer): Handle setting location with
560         '+' flag.
561         * c-objc.common.c (c_tree_printer): Likewise.
562         * c-format.c (gcc_diag_flag_specs): Add '+'.
563         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
564         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
565         formats.
566         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
567         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
568         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
569         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
570         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
571         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
572         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
573         format arguments where %J is used without %D.
575 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
577         * gcc.c (LINK_SSP_SPEC): Define.
578         (link_ssp_spec): New variable.
579         (LINK_COMMAND_SPEC): Add %(link_ssp).
580         (static_specs): Add link_ssp_spec.
581         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
582         * configure: Rebuilt.
583         * config.in: Rebuilt.
585         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
586         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
587         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
588         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
589         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
590         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
591         -0x7008(2) instead of reading __stack_chk_guard variable.
592         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
593         number.
594         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
595         (stack_protect_set, stack_protect_test): Use *_tls* patterns
596         if TARGET_THREAD_SSP_OFFSET is defined.
597         (stack_tls_protect_set_si, stack_tls_protect_set_di,
598         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
600         Revert:
601         2005-06-27  Richard Henderson  <rth@redhat.com>
602         * libgcc-std.ver (GCC_4.1.0): New.
603         * libgcc.h (__stack_chk_guard): Declare.
604         (__stack_chk_fail, __stack_chk_fail_local): Declare.
605         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
606         * mklibgcc.in (lib2funcs): Add them.
608 2005-07-01  Richard Henderson  <rth@redhat.com>
610         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
611         void * before struct sigcontext *.
612         (x86_fallback_frame_state): Likewise.
614 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
616         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
618 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
620         PR tree-opt/22269
621         * tree-ssa-reassoc.c (should_transpose): Fix which operand
622         we check for SSA_NAME for.
624 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
626         Fix PR tree-optimization/22071
628         * tree-ssa-structalias.c (offset_overlaps_with_access): New
629         function.
630         (get_constraint_for_component_ref): Use it.
632 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
634         PR other/22264
635         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
636         print out the last new line.
638 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
640         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
641         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
642         * config/cris/cris.c (cris_conditional_register_usage): Adjust
643         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
644         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
645         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
646         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
647         (enum reg_class): New member CC0_REGS.
648         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
649         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
650         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
651         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
652         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
653         Adjust for register now described.
655 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
657         PR target/22262
658         * config/i386/i386.md (stack_protect_test_si,
659         stack_protect_test_di): Add earlyclobber for scratch 3.
660         * config/rs6000/rs6000.md (stack_protect_testsi,
661         stack_protect_testdi): Add earlyclobber for scratch 3,
662         remove earlyclobber from scratch 4.
664 Older entries for 2005 can be found in ChangeLog-2005.