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* doc/invoke.texi: Delete mcmodel=medium from powerpc options.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2010-06-25  Alan Modra  <amodra@gmail.com>
2
3         * doc/invoke.texi: Delete mcmodel=medium from powerpc options.
4         * config/rs6000/rs6000.h (enum rs6000_cmodel): Delete CMODEL_MEDIUM.
5         * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
6         CMODEL_LARGE as default.
7         * config/rs6000/rs6000.c (rs6000_handle_option): Remove mcmodel=medium.
8         (offsettable_ok_by_alignment): Delete.
9         (rs6000_emit_move): Remove mcmodel=medium optimization.
10
11 2010-06-25  Bernd Schmidt  <bernds@codesourcery.com>
12
13         With large parts from Jim Wilson:
14         PR target/43902
15         * tree-pretty-print.c (dump_generic_node, op_code_prio): Add
16         WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR.
17         * optabs.c (optab_for_tree_code): Likewise.
18         (expand_widen_pattern_expr): Likewise.
19         * tree-ssa-math-opts.c (convert_mult_to_widen): New function, broken
20         out of execute_optimize_widening_mul.
21         (convert_plusminus_to_widen): New function.
22         (execute_optimize_widening_mul): Use the two new functions.
23         * expr.c (expand_expr_real_2): Add support for GIMPLE_TERNARY_RHS.
24         Remove code to generate widening multiply-accumulate.  Add support
25         for WIDEN_MULT_PLUS_EXPR and WIDEN_MULT_MINUS_EXPR.
26         * gimple-pretty-print.c (dump_ternary_rhs): New function.
27         (dump_gimple_assign): Call it when appropriate.
28         * tree.def (WIDEN_MULT_PLUS_EXPR, WIDEN_MULT_MINUS_EXPR): New codes.
29         * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
30         (expand_gimple_stmt_1): Likewise.
31         (expand_debug_expr): Support WIDEN_MULT_PLUS_EXPR and
32         WIDEN_MULT_MINUS_EXPR.
33         * tree-ssa-operands.c (get_expr_operands): Likewise.
34         * tree-inline.c (estimate_operator_cost): Likewise.
35         * gimple.c (extract_ops_from_tree_1): Renamed from
36         extract_ops_from_tree.  Add new arg for a third operand; fill it.
37         (gimple_build_assign_stat): Support operations with three operands.
38         (gimple_build_assign_with_ops_stat): Likewise.
39         (gimple_assign_set_rhs_from_tree): Likewise.
40         (gimple_assign_set_rhs_with_ops_1): Renamed from
41         gimple_assign_set_rhs_with_ops.  Add new arg for a third operand.
42         (get_gimple_rhs_num_ops): Support GIMPLE_TERNARY_RHS.
43         (get_gimple_rhs_num_ops): Handle WIDEN_MULT_PLUS_EXPR and
44         WIDEN_MULT_MINUS_EXPR.
45         * gimple.h (enum gimple_rhs_class): Add GIMPLE_TERNARY_RHS.
46         (extract_ops_from_tree_1): Adjust declaration.
47         (gimple_assign_set_rhs_with_ops_1): Likewise.
48         (gimple_build_assign_with_ops): Pass NULL for last operand.
49         (gimple_build_assign_with_ops3): New macro.
50         (gimple_assign_rhs3, gimple_assign_rhs3_ptr, gimple_assign_set_rhs3,
51         gimple_assign_set_rhs_with_ops, extract_ops_from_tree): New inline
52         functions.
53         * tree-cfg.c (verify_gimple_assign_ternary): New static function.
54         (verify_gimple_assign): Call it.
55         * doc/gimple.texi (Manipulating operands): Document GIMPLE_TERNARY_RHS.
56         (Tuple specific accessors, subsection GIMPLE_ASSIGN): Document new
57         functions for dealing with three-operand statements.
58         * tree.c (commutative_ternary_tree_code): New function.
59         * tree.h (commutative_ternary_tree_code): Declare it.
60         * tree-vrp.c (gimple_assign_nonnegative_warnv_p): Return false for ternary
61         statements.
62         (gimple_assign_nonzero_warnv_p): Likewise.
63         * tree-ssa-sccvn.c (stmt_has_constants): Handle GIMPLE_TERNARY_RHS.
64         * tree-ssa-ccp.c (get_rhs_assign_op_for_ccp): New static function.
65         (ccp_fold): Use it.  Handle GIMPLE_TERNARY_RHS.
66         * tree-ssa-dom.c (enum expr_kind): Add EXPR_TERNARY.
67         (struct hashtable_expr): New member ternary in the union.
68         (initialize_hash_element): Handle GIMPLE_TERNARY_RHS.
69         (hashable_expr_equal_p): Fix indentation.  Handle EXPR_TERNARY.
70         (iterative_hash_hashable_expr): Likewise.
71         (print_expr_hash_elt): Handle EXPR_TERNARY.
72         * gimple-fold.c (fold_gimple_assign): Handle GIMPLE_TERNARY_RHS.
73         * tree-ssa-threadedge.c (fold_assignment_stmt): Remove useless break
74         statements.  Handle GIMPLE_TERNARY_RHS.
75
76 2010-06-25  Jan Hubicka  <jh@suse.cz>
77
78         * doc/invoke.texi (-Wsuggest-attribute): Add noreturn.
79
80 2010-06-25  Shujing Zhao  <pearly.zhao@oracle.com>
81
82         PR c/44517
83         * c-parser.c (c_parser_parms_list_declarator): Return NULL if one of
84         parameters are not good.
85         (c_parser_parameter_declaration): Error unknown type name if the type
86         name can't start declaration specifiers.
87
88 2010-06-25  Joseph Myers  <joseph@codesourcery.com>
89
90         * gcc.c (translate_options): Don't mention +e in comment.
91         (process_command): Don't handle +e specially.
92
93 2010-06-25  Bernd Schmidt  <bernds@codesourcery.com>
94
95         * ira.c (allocno_pool, copy_pool, allocno_live_range_pool): Delete.
96
97         * ira-build.c (merge_hard_reg_conflicts): New function.
98         (create_cap_allocno, copy_info_to_removed_store_destinations,
99         propagate_some_info_from_allocno, propagate_allocno_info): Use it.
100         (move_allocno_live_ranges, copy_allocno_live_ranges): New functions.
101         (remove_unnecessary_allocnos, remove_low_level_allocnos)
102         copy_nifo_to_removed_store_destination): Use them.
103         * ira-lives.c (make_hard_regno_born): New function, split out of
104         make_regno_born.
105         (make_allocno_born): Likewise.
106         (make_hard_regno_dead): New function, split out of make_regno_dead.
107         (make_allocno_dead): Likewise.
108         (inc_register_pressure): New function, split out of set_allocno_live.
109         (dec_register_pressure): New function, split out of clear_allocno_live.
110         (mark_pseudo_regno_live): New function, split out of mark_reg_live.
111         (mark_hard_reg_live): Likewise.  Use inc_register_pressure.
112         (mark_pseudo_regno_dead): New function, split out of mark_reg_dead.
113         (mark_hard_reg_dead): Likewise.  Use dec_register_pressure.
114         (make_pseudo_conflict): Use mark_pseudo_regno_dead and
115         mark_pseudo_regno_live.
116         (process_bb_node_lives): Use mark_pseudo_regno_live,
117         make_hard_regno_born and make_allocno_dead.
118         (make_regno_born, make_regno_dead, mark_reg_live, mark_reg_dead,
119         set_allocno_live, clear_allocno_live): Delete functions.
120
121         * ira-int.h (ira_parent_allocno, ira_parent_or_cap_allocno): Declare.
122         * ira-build.c (ira_parent_allocno, ira_parent_or_cap_allocno): New
123         functions.
124         (ira_flattening): Use ira_parent_allocno.
125         * ira-conflicts.c (process_regs_for_copy, propagate_copies)
126         build_allocno_conflicts): Use ira_parent_or_cap_allocno.
127
128         * ira-color.c (assign_hard_reg): Improve formatting of multi-line for
129         statement.
130
131         * ira-int.h (SET_MINMAX_SET_BIT, CLEAR_MINMAX_SET_BIT,
132         TEST_MINMAX_SET_BIT, minmax_set_iterator, minmax_set_iter_init,
133         minmax_set_iter_cond, minmax_set_iter_next,
134         FOR_EACH_BIT_IN_MINMAX_SET): Renamed from SET_ALLOCNO_SET_BIT,
135         CLEAR_ALLOCNO_SET_BIT, TEST_ALLOCNO_SET_BIT, ira_allocno_set_iterator,
136         ira_allocno_set_iter_init, ira_allocno_set_iter_cond,
137         ira_allocno_set_iter_Next and FOR_EACH_ALLOCNO_IN_ALLOCNO_SET.  All
138         uses changed.
139
140         * ira-int.h (struct live_range, live_range_t): Renamed from struct
141         ira_allocno_live_range and allocno_live_range_t; all uses changed.
142         * ira-build.c (live_range_pool): Renamed from allocno_live_range_pool.
143         All uses changed.
144
145 2010-06-24  Richard Earnshaw  <rearnsha@arm.com>
146
147         * thumb2.md (thumb2_tlobits_cbranch): Delete.
148         (peephole2 to convert zero_extract/compare of single bit to
149          lshift/compare): New.
150
151 2010-06-24  Anatoly Sokolov  <aesok@post.ru>
152
153         * fold-const.c (const_binop): Remove 'notrunc' argement. Adjust
154         recursive call and call to 'int_const_binop'.
155         (build_range_check, fold_cond_expr_with_comparison, unextend,
156         fold_truthop, extract_muldiv_1, fold_comparison, fold_binary_loc,
157         multiple_of_p): Adjust call to const_binop.
158
159 2010-06-24  Uros Bizjak  <ubizjak@gmail.com>
160
161         * config/i386/i386.md (XFmode push splitter): Use GET_MODE_SIZE to
162         determine size of XFmode operand.
163         (XFmode extended DFmode push splitter): Ditto.
164         (XFmode extended SFmode push splitter): Ditto.
165
166 2010-06-24  H.J. Lu  <hongjiu.lu@intel.com>
167
168         PR target/44588
169         * config/i386/i386.md (extract_code): New.
170         (<u>divmodqi4): Likewise.
171         (divmodhiqi3): Likewise.
172         (udivmodhiqi3): Likewise.
173         (<u>divqi3): Remvoved.
174
175 2010-06-24  Jakub Jelinek  <jakub@redhat.com>
176
177         PR middle-end/44492
178         * recog.h (struct recog_data): Add is_asm field.
179         * recog.c (asm_operand_ok, constrain_operands): If neither < nor > is
180         present in constraints of inline-asm operand and memory operand
181         contains {PRE,POST}_{INC,DEC,MODIFY}, return 0.
182         (extract_insn): Initialize recog_data.is_asm.
183         * doc/md.texi (Constraints): Document operand side-effect rules.
184
185 2010-06-24  Andi Kleen  <ak@linux.intel.com>
186
187         * c-parser.c (c_parser_conditional_expression): Call
188         warn_for_omitted_condop.
189         * doc/invoke.texi: Document omitted condop warning.
190
191 2010-06-24  Nick Clifton<nickc@redhat.com>
192
193         * loop-unswitch.c (compare_and_jump_seq): Assert that the last
194         insn in the sequence is a jump insn before setting its label.
195
196 2010-06-24  Alan Modra  <amodra@gmail.com>
197
198         * collect2.c (main): Match exactly --version and --help.
199
200 2010-06-24  DJ Delorie  <dj@redhat.com>
201
202         * config/m32c/m32c-pragma.c: Don't include rtl.h.
203
204 2010-06-23  Uros Bizjak  <ubizjak@gmail.com>
205
206         * config/i386/i386.md (mov<mode>): Macroize expander from mov{sf,df,xf}
207         using X87MODEF mode iterator.
208         (pushsf splitter): Macroize splitter using P mode iterator.
209         (*swap<mode>): Macroize insn from *swap{sf,df} using MODEF
210         mode iterator.
211
212         (*movxf_internal): Rename from *movxf_integer.
213         (*movxf_internal_nointeger): Rename from *movxf_nointeger.
214         (*movdf_internal_rex64): Rename from *movdf_integer_rex64.
215         (*movdf_internal): Rename from *movdf_integer.
216         (*movdf_internal_nointeger): Rename from *movdf_nointeger.
217         (*movsf_internal): Rename from *movdf_1.
218
219 2010-06-23  Basile Starynkevitch  <basile@starynkevitch.net>
220
221         * coretypes.h: (gimple_seq_node_d, gimple_seq_node)
222         (const_gimple_seq_node): Removed typedefs.
223
224         * gimple.h: (gimple_seq_node_d, gimple_seq_node)
225         (const_gimple_seq_node): Added typedefs moved from coretypes.h.
226
227 2010-06-23  H.J. Lu  <hongjiu.lu@intel.com>
228
229         * config/i386/i386.c (bdesc_args): Replace CODE_FOR_avx_si_si256,
230         CODE_FOR_avx_ps_ps256 and CODE_FOR_avx_pd_pd256 with
231         CODE_FOR_vec_extract_lo_v8si, CODE_FOR_vec_extract_lo_v8sf
232         and CODE_FOR_vec_extract_lo_v4df.
233
234         * config/i386/sse.md (vec_extract_lo_<AVX256MODE4P:mode>):
235         Changed to define_insn_and_split.
236         (vec_extract_lo_<AVX256MODE8P:mode>): Likewise.
237         (vec_extract_lo_v16hi): Likewise.
238         (vec_extract_lo_v32qi): Likewise.
239         (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
240         (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Removed.
241
242 2010-06-23  Joern Rennecke  <joern.rennecke@embecosm.com>
243
244         PR target/44640
245         * config/spu/spu-protos.h (spu_expand_epilogue) Use bool.
246         * config/spu/spu.c (spu_scalar_mode_supported_p): Declare with bool.
247         (spu_vector_mode_supported_p, spu_handle_fndecl_attribute): Likewise.
248         (spu_handle_vector_attribute, spu_pass_by_reference): Likewise.
249         (spu_rtx_costs, spu_function_ok_for_sibcall): Likewise.
250
251         PR target/44640
252         * config/spu/spu.c (ea_load_store_inline): Use add_reg_note.
253
254         PR other/44644
255         * df-core.c (struct df): Rename to df_d.
256         * df.h (struct df): Likewise.
257         * dse.h (struct df): Remove forward declaration.
258         * recog.h (struct insn_data): Rename to:
259         (struct_insn_data_d).  Adjusted all users.
260
261 2010-06-23  Arnaud Charlet  <charlet@adacore.com
262
263         PR ada/22220
264         * doc/install.texi: Update requirements to build GNAT.
265
266 2010-06-22  Andreas Schwab  <schwab@linux-m68k.org>
267
268         * config/m68k/m68k.c (m68k_output_addr_const_extra): Add cast to
269         enum type.
270         (m68k_sched_attr_opx_type): Remove unreachable return.
271         (m68k_sched_attr_opy_type): Likewise.
272         (m68k_sched_attr_size): Likewise.
273         (sched_get_opxy_mem_type): Likewise.
274         (m68k_sched_attr_op_mem): Likewise.
275
276 2010-06-22  Eric Botcazou  <ebotcazou@adacore.com>
277
278         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Chain the
279         new statement and adjust VDEF only if necessary.  Remove superfluous
280         call to maybe_clean_or_replace_eh_stmt.
281         * gimple.c (gimple_call_copy_skip_args): Use gimple_call_copy_flags to
282         copy the flags.
283         * gimple-iterator.c (gsi_replace): Clear BB of old statement here...
284         * tree-inline.c (copy_bb): ...and not there.
285
286 2010-06-22  Cary Coutant  <ccoutant@google.com>
287
288         * dwarf2out.c (is_nested_in_subprogram): New function.
289         (should_move_die_to_comdat): Use it.
290         (copy_ancestor_tree): Don't mark DIEs here.
291         (copy_decls_walk): Start walk from root of newly-added tree;
292         mark DIEs here instead.
293
294 2010-06-22  H.J. Lu  <hongjiu.lu@intel.com>
295
296         * config/i386/i386.md (unit): Also check sseishft1.
297
298 2010-06-22  Jan Hubicka  <jh@suse.cz>
299
300         * gimple.h (gimple_expr_code): Do checking on when gimple checking is
301         enabled.
302
303 2010-06-22  Jan Hubicka  <jh@suse.cz>
304
305         * df-problems.c (df_rd_confluence_n, df_lr_confluence_n,
306         df_live_confluence_n, df_byte_lr_confluence_n, df_md_confluence_n):
307         Return true if something changed.
308         * df.h (df_confluence_function_n): Return bool.
309         * df-core.c (df_worklist_propagate_forward,
310         df_worklist_propagate_backward): Track changes and ages.
311         (df_worklist_dataflow_doublequeue): Use bitmap iterator for main walk;
312         track ages.
313         * dse.c (dse_confluence_n): Return always true.
314
315 2010-06-22  Jan Hubicka  <jh@suse.cz>
316
317         * bitmap.c (bitmap_clear_bit): Micro optimize.
318
319 2010-06-22  Uros Bizjak  <ubizjak@gmail.com>
320
321         * config/i386/i386.md (SWI1248x): New mode iterator.
322         (SWI48x): Ditto.
323         (SWI12): Ditto.
324         (SWI24): Ditto.
325
326         (mov<mode>): Macroize expander from mov{qi,hi,si,di} using
327         SWI1248x mode iterator.
328         (*push<mode>2_rex64): Macroize insn from *push{qi,hi,si}_rex64
329         using SWI124 mode iterator.
330         (*push<mode>2): Macroize insn from *push{qi,hi} using SWI12
331         mode iterator.
332         (*push<mode>2_prologue): Macroize insn from  *pushsi2_prologue and
333         *pushdi2_prologue_rex64 using P mode iterator.
334         (*mov<mode>_xor): Macroize insn from *movsi_xor and *movdi_xor_rex64
335         using SWI48 mode iterator.
336         (*mov<mode>_or): Ditto from *movsi_or and *movdi_or_rex64.
337         (*movabs<mode>_1): Macroize insn from *movabs{qi,hi,si,di}_1_rex64
338         using SWI1248x mode iterator.
339         (*movabs<mode>_2): Ditto from *movabs{qi,hi,si,di}_1_rex64.
340         (*swap<mode>): Macroize insn from *swapsi and *swapdi_rex64 using
341         SWI48 mode iterator.
342         (*swap<mode>_1): Macroize insn from *swap{qi,hi}_1 using SWI12 mode
343         iterator.
344         (*swap<mode>_2): Ditto from *swap{qi,hi}_2.
345         (movstrict<mode>): Macroize expander from movstrict{qi,hi} using
346         SWI12 mode iterator.
347         (*movstrict<mode>_1): Macroize insn from *movstrict{qi,hi}_1 using
348         SWI12 mode iterator.
349         (*movstrict<mode>_xor): Ditto from *movstrict{qi,hi}_xor.
350         (*mov<mode>_extv_1): Macroize insn from *mov{hi,si}_extv_1 using
351         SWI24 mode iterator.
352         (*mov<mode>_extzv_1): Macroize insn from *mov{si,di}_extzv_1 using
353         SWI48 mode iterator.
354         (mov<mode>_insn_1): New expander.
355         (*mov<mode>_insv_1_rex64): Macroize insn from *mov{si,di}_insv_1_rex64
356         using SWI48x mode iterator.
357
358         (*movoi_internal_avx): Rename from *movoi_internal.
359         (*movti_internal_rex64): Rename from *movti_rex64.
360         (*movti_internal_sse): Rename from *movti_sse.
361         (*movdi_internal_rex64): Rename from *movdi_1_rex64.
362         (*movdi_internal): Rename from *movdi_2.
363         (*movsi_internal): Rename from *movsi_1.
364         (*movhi_internal): Rename from *movhi_1.
365         (*movqi_internal): Rename from *movqi_1.
366
367         (insv): Update the call to gen_movsi_insv_1 for rename.
368         * config/i386/i386.c (promote_duplicated_reg): Ditto.
369
370 2010-06-22  Jan Hubicka  <jh@suse.cz>
371
372         * passes.c (execute_function_todo): Move call of statistics_fini_pass
373         to ...
374         (execute_todo) ... this one.
375
376 2010-06-22  Alan Modra  <amodra@gmail.com>
377
378         PR target/44364
379         * config/rs6000/e500.h (HARD_REGNO_CALLER_SAVE_MODE): Define.
380         * caller-save.c (insert_restore, insert_save): Use non-validate
381         form of adjust_address.
382
383 2010-06-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
384
385         PR target/39690
386         * config/pa/pa.c (override_options): Disable
387         -freorder-blocks-and-partition.
388
389 2010-06-21  H.J. Lu  <hongjiu.lu@intel.com>
390
391         PR target/44615
392         * config/i386/atom.md (atom_sseishft_2): Also check sseishft1.
393
394         * config/i386/i386.md (type): Add sseishft1
395
396         * config/i386/ppro_insn (ppro_insn): Also check sseishft1.
397         (ppro_insn_load): Likewise.
398         (ppro_insn_store): Likewise.
399         (ppro_insn_both): Likewise.
400
401         * config/i386/sse.md (sse2_lshrv1ti3): Add atom_unit.
402         (*vec_extractv2di_1_rex64_avx): Replace sseishft with sseishft1
403         for type.
404         (*vec_extractv2di_1_avx): Likewise.
405         (*vec_extractv2di_1_rex64): Replace sseishft with sseishft1 for
406         type.  Remove atom_unit.
407         (*vec_extractv2di_1_sse2): Likewise.
408
409 2010-06-21  DJ Delorie  <dj@redhat.com>
410
411         * diagnostic.h (diagnostic_classification_change_t): New.
412         (diagnostic_context): Add history and push/pop list.
413         (diagnostic_push_diagnostics): Declare.
414         (diagnostic_pop_diagnostics): Declare.
415         * diagnostic.c (diagnostic_classify_diagnostic): Store changes
416         from pragmas in a history chain instead of the global table.
417         (diagnostic_push_diagnostics): New.
418         (diagnostic_pop_diagnostics): New.
419         (diagnostic_report_diagnostic): Scan history chain to find state
420         of diagnostics as of the diagnostic location.
421         * opts.c (set_option): Pass UNKNOWN_LOCATION to
422         diagnostic_classify_diagnostic.
423         (enable_warning_as_error): Likewise.
424         * diagnostic-core.h (DK_POP): Add after "real" diagnostics, for
425         use in the history chain.
426         * c-family/c-pragma.c (handle_pragma_diagnostic): Add push/pop,
427         allow these pragmas anywhere.
428         * doc/extend.texi: Document pragma GCC diagnostic changes.
429
430 2010-06-21  Jakub Jelinek  <jakub@redhat.com>
431
432         * dwarf2out.c (add_linkage_name): New function.  Don't add
433         anything to DW_TAG_member DIEs.
434         (add_name_and_src_coords_attributes): Use it.
435         (gen_variable_die): Call it for C++ static data members if
436         specification is DW_TAG_member.
437
438         * dwarf2out.c (base_type_die): Use DW_ATE_UTF for
439         C++ char16_t and char32_t.
440
441         * Makefile.in (build/genattrtab.o): Depend on vecprim.h.
442         * genattrtab.c: Include vecprim.h.
443         (cached_attrs, cached_attr_count, attrs_seen_once,
444         attrs_seen_more_than_once, attrs_to_cache, attrs_cached_inside,
445         attrs_cached_after): New variables.
446         (find_attrs_to_cache): New function.
447         (FLG_BITWISE, FLG_AFTER, FLG_INSIDE, FLG_OUTSIDE_AND): Define.
448         (write_test_expr): Add attrs_cached argument, return it too,
449         attempt to cache non-const attributes used more than once in
450         a single case handling.
451         (write_attr_get): Use find_attrs_to_cache, for caching candidates
452         emit cached_* variables.  Adjust write_attr_set callers.
453         (write_attr_set): Add attrs_cached attribute, use find_attrs_to_cache
454         to find attributes that should be cached in this block.  Adjust
455         write_test_expr callers.
456         (write_attr_case): Clear attrs_to_cache.  Adjust write_attr_set
457         callers.
458         (make_automaton_attrs): Adjust write_test_expr caller.
459
460         * Makefile.in (cfgexpand.o): Depend on $(INSN_ATTR_H).
461         * genattrtab.c (check_tune_attr, find_tune_attr): New functions.
462         (make_automaton_attrs): If find_tune_attr returns non-NULL,
463         write separate internal_dfa_insn_code_* and insn_default_latency_*
464         functions for each attribute's value and emit init_sched_attrs
465         function and function pointers.
466         * genattr.c (const_attrs, reservations): New variables.
467         (gen_attr): Add const attributes to const_attrs vector.
468         (check_tune_attr, find_tune_attr): New functions.
469         (main): Add reservations to reservations vector.  If find_tune_attr
470         returns true, add prototype for init_sched_attrs and make
471         internal_dfa_insn_code and insn_default_latency function pointers,
472         otherwise define init_sched_attrs as dummy macro.
473         * cfgexpand.c: Include insn-attr.h.
474         (gimple_expand_cfg): Call init_sched_attrs.
475
476         * stmt.c (resolve_asm_operand_names): Fix handling of %%.
477
478         PR target/44575
479         * config/i386/i386.c (ix86_gimplify_va_arg): When copying
480         va_arg from a set of register save slots into a temporary,
481         if the container is bigger than type size, do the copying
482         using smaller mode or using memcpy.
483
484         PR bootstrap/44426
485         * sel-sched-dump.h (sel_prepare_string_for_dot_label): Remove
486         prototype.
487         (sel_print_to_dot): Remove macro.
488         (sel_print): Likewise.  New prototype.
489         * sel-sched-dump.c (sel_prepare_string_for_dot_label): Make static.
490         (sel_print): New function.
491
492 2010-06-21  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
493
494         * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define
495         __STDC_VERSION__=199901L, _XOPEN_SOURCE=600 for C++.
496
497 2010-06-21  Nick Clifton  <nickc@redhat.com>
498
499         * config/rx/rx.h (PTRDIFF_TYPE): Define.
500         (SMALL_REGISTER_CLASS): Define (to zero).
501         (PRINT_OPERAND): Delete.
502         (PRINT_OPERAND_ADDRESS): Delete.
503         * config/rx/rx-protos.h (rx_print_operand): Delete prototype.
504         (rx_print_operand_address): Delete prototype.
505         * config/rx/rx.c (rx_print_operand): Make static.
506         Allow %H and %L to handle CONST_DOUBLEs.
507         (rx_print_operand_address): Make static.
508         (rx_gen_move_template): Rename local variable 'template' to
509         out_template.
510         (rx_function_arg): Do not pass unknown sized objects in registers.
511         (TARGET_PRINT_OPERAND): Define.
512         (TARGET_PRINT_OPERAND_ADDRESS): Define.
513
514 2010-06-21  Jan Kratochvil  <jan.kratochvil@redhat.com>
515
516         * Makefile.in (POD2MAN): Provide --date from $(DATESTAMP).
517
518 2010-06-21  Kai Tietz  <kai.tietz@onevision.com>
519
520         * config/i386/i386.c (ix86_compute_frame_layout): Avoid
521         stack-alignment for simple leaf-functions.
522
523 2010-06-20  Alexandre Oliva  <aoliva@redhat.com>
524
525         * doc/install.texi: Document bootstrap-lto.
526
527 2010-06-20  Alexandre Oliva  <aoliva@redhat.com>
528
529         PR debug/44248
530         * lto-streamer-in.c (input_bb): Leave debug stmts alone.
531         (input_function): Drop them here, if VTA is disabled.
532
533 2010-06-20  Uros Bizjak  <ubizjak@gmail.com>
534
535         PR target/44546
536         * config/i386/predicates.md (ix86_swapped_fp_comparsion_operator):
537         New predicate.
538         * config/i386/i386.md (*fp_jcc_8<mode>_387 and splitters): Use
539         ix86_swapped_fp_comparsion_operator instead of
540         ix86_fp_comparison_operator.
541
542         (*fp_jcc_1_387): Rename from *fp_jcc_3_387.
543         (*fp_jcc_1r_387): Rename from *fp_jcc_4_387.
544         (*fp_jcc_2_387): Rename from *fp_jcc_5_387.
545         (*fp_jcc_2r_387): Rename from *fp_jcc_6_387.
546         (*fp_jcc_3_387): Rename from *fp_jcc_7_387.
547         (*fp_jcc_4_<mode>_387): Rename from *fp_jcc_8<mode>_387.
548
549 2010-06-20  Joseph Myers  <joseph@codesourcery.com>
550
551         PR other/32998
552         * opth-gen.awk: Generate definitions of OPT_SPECIAL_unknown,
553         OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
554         * opts-common.c (find_opt): Return OPT_SPECIAL_unknown on failure.
555         (decode_cmdline_option): Update for this return value.  Set
556         orig_option_with_args_text field.  Set arg field for unknown
557         options.  Make static.
558         (decode_cmdline_options_to_array): New.
559         (prune_options): Update handling of find_opt return value.
560         * opts.c (read_cmdline_option): Take decoded option.  Return void.
561         (read_cmdline_options): Take decoded options.
562         (decode_options): Add parameters for decoded options.  Use
563         decode_cmdline_options_to_array.  Use decoded options for -O
564         scan.  Use integral_argument for -O parameters.  Update call to
565         read_cmdline_options.
566         (enable_warning_as_error): Update handling of find_opt return value.
567         * opts.h: Update comment on unknown options.
568         (struct cl_decoded_option): Update comments on opt_index and arg.
569         Add orig_option_with_args_text.
570         (decode_cmdline_option): Remove.
571         (decode_cmdline_options_to_array): Declare.
572         (decode_options): Update prototype.
573         * toplev.c (save_argv): Remove.
574         (save_decoded_options, save_decoded_options_count): New.
575         (read_integral_parameter): Remove.
576         (print_switch_values): Use decoded options.
577         (toplev_main): Don't set save_argv.  Update call to decode_options.
578         * toplev.h (read_integral_parameter): Remove.
579         * varasm.c (elf_record_gcc_switches): Don't handle holding back names.
580
581 2010-06-19  Richard Earnshaw  <rearnsha@arm.com>
582
583         PR target/44072
584         * arm.md (cmpsi2_addneg): Prefer emitting adds to subs with a negative
585         immediate.
586         * constraints.md (Pw, Px): New constraints.
587         * thumb2.md (cmpsi2_addneg peephole2): New peepholes.
588
589 2010-06-19  H.J. Lu  <hongjiu.lu@intel.com>
590
591         * config/i386/sse.md (fma4modesuffixf4): Removed.
592         (ssemodesuffixf2s): Likewise.
593         (ssemodesuffixf4): Likewise.
594         (ssemodesuffixf2c): Likewise.
595         (ssescalarmodesuffix2s): Likewise.
596         (avxmodesuffixf2c): Likewise.
597         (ssemodesuffix): New.
598         (ssescalarmodesuffix): Likewise.
599         Update patterns with ssemodesuffix and ssescalarmodesuffix.
600
601 2010-06-19  Philip Herron  <herron.philip@googlemail.com>
602
603         * c-decl.c (c_write_global_declarations): Don't check flag_syntax_only.
604
605 2010-06-18  H.J. Lu  <hongjiu.lu@intel.com>
606
607         * stor-layout.c (debug_rli): Remove unused local variables.
608
609 2010-06-18  Eric Botcazou  <ebotcazou@adacore.com>
610
611         PR rtl-optimization/40900
612         * expr.c (expand_expr_real_1) <SSA_NAME>: Fix long line.  Save the
613         original expression for later reuse.
614         <expand_decl_rtl>: Use promote_function_mode to compute the signedness
615         of the promoted RTL for a SSA_NAME on the LHS of a call statement.
616
617 2010-06-18  Anatoly Sokolov  <aesok@post.ru>
618
619         * double-int.h (double_int_to_shwi, double_int_to_uhwi,
620         double_int_fits_in_uhwi_p): Implement as static inline.
621         (double_int_xor): New inline function.
622         (double_int_lrotate, double_int_rrotate, double_int_max,
623         double_int_umax, double_int_smax, double_int_min, double_int_umin,
624         double_int_smin): Declare.
625         (lrotate_double, rrotate_double): Remove declaration.
626         * double-int.c (double_int_fits_in_uhwi_p, double_int_to_shwi,
627         double_int_to_uhwi, lrotate_double, rrotate_double): Remove function.
628         (double_int_lrotate, double_int_rrotate, double_int_max,
629         double_int_umax, double_int_smax, double_int_min, double_int_umin,
630         double_int_smin): New function.
631         * fold-const.c (int_const_binop): Clean up, use double_int_*
632         functions.
633         * simplify-rtx.c (simplify_const_binary_operation): Clean up, use
634         double_int_* and immed_double_int_const functions.
635
636 2010-06-18  Nathan Froyd  <froydnj@codesourcery.com>
637
638         * function.h (types_used_by_cur_var_decl): Change type to a VEC.
639         * function.c (types_used_by_cur_var_decl): Likewise.
640         (used_types_insert): Adjust for new type of types_used_by_cur_var_decl.
641
642 2010-06-18  Nathan Froyd  <froydnj@codesourcery.com>
643
644         * tree.h (record_layout_info): Change type of pending_statics field
645         to a VEC.
646         * stor-layout.c (start_record_layout): Store NULL into
647         pending_statics.
648         (debug_rli): Call debug_vec_tree instead of debug_tree.
649         (place_field): Likewise.
650         (finish_record_layout): Likewise.
651
652 2010-06-18  Alan Modra  <amodra@gmail.com>
653
654         * config/rs6000/linux64.h (SET_CMODEL): Don't expand to empty.
655
656 2010-06-17  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
657
658         PR target/43740
659         * config/pa/pa.c (emit_move_sequence): Don't infer REG_POINTER flag
660         for SET source operand from SET destination operand.
661
662 2010-06-17  Bernd Schmidt  <bernds@codesourcery.com>
663
664         PR rtl-optimization/39871
665         * reload1.c (init_eliminable_invariants): For flag_pic, disable
666         equivalences only for constants that aren't LEGITIMATE_PIC_OPERAND_P.
667         (function_invariant_p): Rule out a plus of frame or arg pointer with
668         a SYMBOL_REF.
669         * ira.c (find_reg_equiv_invariant_const): Likewise.
670
671 2010-06-17  Gunther Nikl  <gnikl@users.sourceforge.net>
672
673         * config/rs6000/rs6000.c (print_operand) <'K'>: Also use
674         print_operand_address and puts to output the operand for CONST.
675
676 2010-06-17  Jakub Jelinek  <jakub@redhat.com>
677
678         PR debug/44572
679         * dwarf2out.c (dwarf2out_debug_hooks): Add entry for begin_epilogue
680         hook.
681
682 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
683
684         * v850-protos.h (print_operand): Delete.
685         (print_operand_address): Delete.
686         * v850.h (PRINT_OPERAND): Delete.
687         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
688         (PRINT_OPERAND_ADDRESS): Delete.
689         * v850.c (print_operand_address): Rename to...
690         (v850_print_operand_address): ...this.  Make static. Call
691         v850_print_operand.
692         (print_operand): Rename to...
693         (v850_print_operand): ...this.  Make static.  Call
694         v850_print_operand_address.
695         (v850_print_operand_punct_valid_p): New function.
696         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
697         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
698
699 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
700
701         * config/sh/sh-protos.h (print_operand): Delete.
702         (print_operand_address): Delete.
703         * config/sh/sh.h (PRINT_OPERAND): Delete.
704         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
705         (PRINT_OPERAND_ADDRESS): Delete.
706         * config/sh/sh.c (sh_print_operand_address): Make static.
707         (sh_print_operand): Make static.  Call sh_print_operand_address
708         and sh_print_operand.
709         (sh_print_operand_punct_valid_p): New function.
710         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
711         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
712
713 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
714
715         * config/mcore/mcore-protos.h (mcore_print_operand): Delete.
716         (mcore_print_operand_address): Delete.
717         * config/mcore/mcore.h (PRINT_OPERAND): Delete.
718         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
719         (PRINT_OPERAND_ADDRESS): Delete.
720         * config/mcore/mcore.c (mcore_print_operand_address): Make static.
721         (mcore_print_operand): Make static.
722         (mcore_print_operand_punct_valid_p): New function.
723         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define
724         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
725
726 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
727
728         * config/m68hc11/m68hc11-protos.h (print_operand): Delete.
729         (print_operand_address): Delete.
730         * config/m68hc11/m68hc11.h (PRINT_OPERAND): Delete.
731         (PRINT_OPERAND_ADDRESS): Delete.
732         * config/m68hc11/m68hc11.c (m68hc11_print_operand_address): Make
733         static.
734         (m68hc11_print_operand): Make static.
735         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
736
737 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
738
739         * config/m32r/m32r-protos.h (m32r_print_operand): Delete.
740         (m32r_print_operand_address): Delete.
741         * config/m32r/m32r.h (m32r_punct_chars): Delete.
742         (PRINT_OPERAND): Delete.
743         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
744         (PRINT_OPERAND_ADDRESS): Delete.
745         * config/m32r/m32r.c (m32r_punct_chars): Make static.
746         (m32r_print_operand_address): Make static.
747         (m32r_print_operand): Make static.
748         (m32r_print_operand_punct_valid_p): New function.
749         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
750         (TARGET_PRINT_OPERAND_ADDRESS): Define.
751
752 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
753
754         * config/iq2000/iq2000-protos.h (print_operand): Delete.
755         (print_operand_address): Delete.
756         * config/iq2000/iq2000.h (PRINT_OPERAND): Delete.
757         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
758         (PRINT_OPERAND_ADDRESS): Delete.
759         (iq2000_print_operand_punct): Delete.
760         * config/iq2000/iq2000.c (iq2000_print_operand_punct): Make static.
761         (iq2000_print_operand_address): Make static.
762         (iq2000_print_operand): Make static.
763         (iq2000_print_operand_punct_valid_p): New function.
764         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
765         (TARGET_PRINT_OPERAND_ADDRESS): Define.
766
767 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
768
769         * config/frv/frv-protos.h (frv_print_operand): Delete.
770         (frv_print_operand_address): Delete.
771         * config/frv/frv.h (PRINT_OPERAND): Delete.
772         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
773         (PRINT_OPERAND_ADDRESS): Delete.
774         * config/frv/frv.c (frv_print_operand_address): Make static.
775         (frv_print_operand): Make static.
776         (frv_print_operand_punct_valid_p): New function.
777         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
778         (TARGET_PRINT_OPERAND_ADDRESS): Define.
779
780 2010-06-17  Nathan Froyd  <froydnj@codesourcery.com>
781
782         * tree.h (vec_member): Declare.
783         * tree.c (vec_member): Define.
784
785 2010-06-17  Richard Guenther  <rguenther@suse.de>
786
787         * tree-flow-inline.h (array_ref_contains_indirect_ref): Remove.
788         * tree-flow.h (array_ref_contains_indirect_ref): Likewise.
789
790 2010-06-17  Richard Guenther  <rguenther@suse.de>
791
792         * tree-inline.c (declare_return_variable): Remove bogus code.
793
794 2010-06-17  Richard Guenther  <rguenther@suse.de>
795
796         * gimplify.c (gimplify_bind_expr): Always promote complex
797         and vector variables to registers if possible.
798
799 2010-06-17  Richard Guenther  <rguenther@suse.de>
800
801         * expr.c (get_inner_reference): Use double_int for bit_offset
802         calculation.
803
804 2010-06-16  DJ Delorie  <dj@redhat.com>
805
806         * common.opt (-fstrict-volatile-bitfields): new.
807         * doc/invoke.texi: Document it.
808         * fold-const.c (optimize_bit_field_compare): For volatile
809         bitfields, use the field's type to determine the mode, not the
810         field's size.
811         * expr.c (expand_assignment): Likewise.
812         (get_inner_reference): Likewise.
813         (expand_expr_real_1): Likewise.
814         * expmed.c (store_fixed_bit_field): Likewise.
815         (extract_bit_field_1): Likewise.
816         (extract_fixed_bit_field): Likewise.
817
818 2010-06-16  Richard Guenther  <rguenther@suse.de>
819
820         * tree-inline.c (remap_gimple_op_r): Recurse using remap_gimple_op_r.
821
822 2010-06-16  Douglas B Rupp  <rupp@gnat.com>
823
824         * config/ia64/vms.h (ASM_OUTPUT_DWARF_DELTA_UNITS): Remove.
825         (ASM_OUTPUT_DWARF_VMS_DELTA: Define new macro.
826         * dbxout.c (gcc_debug_hooks): New entry begin_epilogue.
827         * debug.c: Likewise.
828         * sdbout.c: Likewise.
829         * vmsdbgout.c: Likewise.
830         * debug.h: Likewise. (dwarf2out_vms_{begin,end}_prologue): Declare.
831         * doc/tm.texi (ASM_OUTPUT_DWARF_VMS_DELTA): Document.
832         * dwarf2asm.c (dw2_asm_output_vms_delta): New function.
833         (ASM_OUTPUT_DWARF_VMS_DELTA): Call it.
834         * dwarf2asm.h (dw2_asm_output_vms_delta): Declare.
835         * dwarf2out.c (dw_fde_struct): New fields
836         dw_fde_vms_{end,begin}_prologue.
837         (PROLOGUE_END_LABEL, EPILOGUE_BEGIN_LABEL): New macros.
838         (dwarf2out_begin_prologue): Set dw_fde_struct defaults for above.
839         (dwarf2out_vms_end_prologue): New function.
840         (dwarf2out_vms_begin_epilogue): New function.
841         (dw_val_struct): New value dw_val_class_vms_delta.
842         (gcc_debug_hooks): New entry begin_epilogue. Set end_prologue,
843         begin_epilogue for VMS.
844         (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): Declare
845         new static functions.
846         (dwarf_attr_name): New cases DW_AT_HP_{prologue,epilogue}.
847         (AT_vms_delta1, AT_vms_delta2, add_AT_vms_delta): New
848         static functions.
849         (print_die): New case dw_val_class_vms_delta.
850         (attr_checksum): Likewise.
851         (same_dw_val_p: Likewise.
852         (size_of_die): Likewise.
853         (value_format): Likewise.
854         (output_die): Likewise.
855         (gen_subprogram_die): Call add_AT_vms_delta on VMS.
856         (dwarf2out_begin_epilogue): Rename to dwarf2out_cfi_begin_epilogue
857         * dwarf2out.h (dwarf2out_begin_epilogue): Rename to
858         dwarf2out_cfi_begin_epilogue
859         * final.c (final_scan_insn): Likewise. Call begin_epilogue.
860
861 2010-06-16  Nathan Froyd  <froydnj@codesourcery.com>
862
863         * config/cris/cris-protos.h (cris_print_operand): Delete.
864         (cris_print_operand_address): Delete.
865         * config/cris/cris.h (PRINT_OPERAND): Delete.
866         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
867         (PRINT_OPERAND_ADDRESS): Delete.
868         * config/cris/cris.c (cris_print_operand_address): Make static.
869         (cris_print_operand): Make static.
870         (cris_print_operand_punct_valid_p): New function.
871         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
872         (TARGET_PRINT_OPERAND_ADDRESS): Define.
873
874 2010-06-16  Nathan Froyd  <froydnj@codesourcery.com>
875
876         * config/arm/arm-protos.h (arm_print_operand): Delete.
877         (arm_print_operand_address): Delete.
878         * config/arm/arm.h (PRINT_OPERAND): Delete.
879         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
880         (PRINT_OPERAND_ADDRESS, ARM_PRINT_OPERAND_ADDRESS):
881         (THUMB_PRINT_OPERAND_ADDRESS): Delete and move code to...
882         * config/arm/arm.c (arm_print_operand_address): ...here.  New function.
883         (arm_print_operand): Make static.
884         (arm_print_operand_punct_valid_p): New function.
885         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS):
886         (TARGET_PRINT_OPERAND_ADDRESS): Define.
887
888 2010-06-16  Nick Clifton  <nickc@redhat.com>
889
890         * config/rx/constraints.md (NEGint4): New constraint.
891         * config/rx/rx.md (attr cc): Add set_zsc.
892         (cbranchsf4): Only test for -fnon-call-exceptions if cfun has been
893         initialised.
894         (cmpsf): Likewise.
895         (call_internal): Clobber the cc0 register.
896         (call_value_internal): Likewise.
897         (cstoresi4): Likewise.
898         (movsieq): Likewise.
899         (movsine): Likewise.
900         (addsi3): Add alternative to handle small negative constants.
901         (sunsi3): Likewise.
902         (addsi3): Do not set the O bit in the cc0 register.
903         (adddi3): Likewise.
904         (subsi3): Likewise.
905         (subdi3): Likewise.
906         (andsi3): Reorder alternatives to prefer shorter forms.
907         (mulsi3): Likewise.
908         (iorsi3): Likewise.
909         (negsi2): Note that the cc0 flags are set.
910         (rotlsi3): Note that only the Z and S bits are set in cc0.
911         (lshrsi3): Likewise.
912         (ashlsi3): Likewise.
913         (subsf3): Use %Q for the MEM operand.
914         (fix_truncsfsi2): Likewise.
915         (floatsisf2): Likewise.
916         (bitset): Remove early clobber from destination.
917         (bitset_in_memory): Likewise.
918         (lrintsf2): Clobber the cc0 register.
919         * config/rx/rx.c (rx_notice_update_cc): Handle CC_SET_ZSC.
920         (rx_print_operand): Handle %N.
921
922 2010-06-16  Jan Hubicka  <jh@suse.cz>
923
924         * df-core.c (df_compact_blocks): Free problem_temps vector.
925
926 2010-06-16  Martin Jambor  <mjambor@suse.cz>
927
928         PR tree-optimization/43905
929         * tree-sra.c: Include tree-inline.h.
930         (create_abstract_origin): Removed.
931         (modify_function): Version the call graph node instead of creating
932         abstract origins and dealing with same_body aliases.
933         * tree-sra.c (ipa_sra_preliminary_function_checks): Check whether the
934         function is versionable.
935         * Makefile.in (tree-sra.o): Add TREE_INLINE_H to dependencies.
936
937 2010-06-16  Maxim Kuvyrkov  <maxim@codesourcery.com>
938
939         * config/mips/linux64.h (BIONIC_DYNAMIC_LINKERN32): Define.
940         (CHOOSE_DYNAMIC_LINKER): Update.
941
942 2010-06-15  Uros Bizjak  <ubizjak@gmail.com>
943
944         * config/i386/i386.c (*prefetch_sse_<mode>):  Macroize insn from
945         *prefetch_sse and *prefetch_sse_rex using P mode iterator.
946         (*prefetch_3dnow_<mode>): Ditto from *prefetch_3dnow and
947         *prefetch_3dnow_rex.
948
949 2010-06-15  Anatoly Sokolov  <aesok@post.ru>
950
951         * target.h (struct asm_out):Add declare_constant_name field.
952         * target-def.h (TARGET_ASM_DECLARE_CONSTANT_NAME): Define.
953         (TARGET_INITIALIZER): Use TARGET_ASM_DECLARE_CONSTANT_NAME.
954         * output.h (default_asm_declare_constant_name): Declare.
955         (assemble_label): Update prototype.
956         * varasm.c (assemble_constant_contents): Use
957         targetm.asm_out.declare_constant_name target hook.
958         (assemble_label): Add 'file' argument.
959         (default_asm_declare_constant_name): New function.
960         * system.h (ASM_DECLARE_CONSTANT_NAME): Poison.
961         * doc/tm.texi (ASM_DECLARE_CONSTANT_NAME): Remove.
962         (TARGET_ASM_DECLARE_CONSTANT_NAME): Document it.
963
964         * config/darwin-protos.h (darwin_asm_declare_constant_name): Declare.
965         * config/darwin.c (darwin_asm_declare_constant_name): New function.
966         (machopic_output_indirection): Update assemble_label argument list.
967         * config/darwin.h (ASM_DECLARE_CONSTANT_NAME): Remove.
968         (TARGET_ASM_DECLARE_CONSTANT_NAME): Define.
969
970 2010-06-15  Sebastian Pop  <sebastian.pop@amd.com>
971
972         PR middle-end/44391
973         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
974         size_one_node for pointer types.  Do not call gmp_cst_to_tree.
975
976 2010-06-15  Richard Guenther  <rguenther@suse.de>
977
978         * tree-ssa-pre.c (eliminate): Handle PHI elimination to constants.
979
980 2010-06-15  Paul Brook  <paul@codesourcery.com>
981
982         * config/arm/arm.c (use_vfp_abi): Add sorry() for Thumb-1
983         hard-float ABI.
984
985 2010-06-15  Alexandre Oliva  <aoliva@redhat.com>
986
987         * tree-vect-patterns.c (vect_pattern_recog_1): Bail out if we
988         don't get a vector type for output.
989
990 2010-06-15  Jakub Jelinek  <jakub@redhat.com>
991
992         PR fortran/44536
993         * langhooks.h (struct lang_hooks_for_decls): Add omp_report_decl.
994         * langhooks-def.h (LANG_HOOKS_OMP_REPORT_DECL): Define.
995         (LANG_HOOKS_DECLS): Add it.
996         * gimplify.c (omp_notice_variable): Call
997         lang_hooks.decls.omp_report_decl.
998
999 2010-06-15  Martin Jambor  <mjambor@suse.cz>
1000
1001         PR lto/44464
1002         * tree-sra.c (replace_removed_params_ssa_names): Call release_ssa_name
1003         on the newly dead SSA name.
1004
1005 2010-06-15  Alan Modra  <amodra@gmail.com>
1006
1007         * doc/invoke.texi: Add mcmodel to powerpc options.
1008         * configure.ac: Add HAVE_LD_LARGE_TOC test.
1009         * configure: Regenerate.
1010         * config.in: Regenerate.
1011         * config/rs6000/linux64.opt (mcmodel): New.
1012         * config/rs6000/linux64.h (TARGET_USES_LINUX64_OPT): Define.
1013         (TARGET_CMODEL, SET_CMODEL): Define.
1014         (SUBSUBTARGET_OVERRIDE_OPTIONS): Check user -mcmodel choice,
1015         select CMODEL_MEDIUM default.
1016         * config/rs6000/rs6000.h (enum rs6000_cmodel): New.
1017         (TARGET_CMODEL): Define default.
1018         * config/rs6000/rs6000.c (cmodel): New variable.
1019         (rs6000_explicit_options): Add cmodel field.
1020         (rs6000_handle_option): Handle -mcmodel.
1021         (create_TOC_reference): Add largetoc_reg param.  Generate high,
1022         lo_sum rtl for CMODEL_MEDIUM and CMODEL_LARGE.  Update all callers.
1023         (rs6000_delegitimize_address): Recognise new toc reference rtl
1024         and minimal-toc rtl.
1025         (rs6000_legitimize_reload_address): Handle new toc references.
1026         (print_operand_address): Handle legitimate_constant_pool_address_p
1027         match before lo_sum.
1028         (rs6000_eliminate_indexed_memrefs): Tidy.
1029         (rs6000_emit_move): Tweak threshold for inlining constants.
1030         Keep rs6000_emit_allocate_stack large stack frame offsets
1031         loaded into r0 inline.
1032         (rs6000_generate_compare <cmptf_internal2>): One more clobber.
1033         (tocrel_base, tocrel_offset): New variables.
1034         (toc_relative_expr_p): Set them here.
1035         (print_operand_address): Skip over any offset on constant pool address.
1036         (rs6000_output_addr_const_extra): Print tocrel_offset before @toc.
1037         (rs6000_mode_dependent_address <LO_SUM>): False for new toc refs.
1038         (offsettable_ok_by_alignment): New function.
1039         (rs6000_emit_move): Address suitably aligned local symbol_refs
1040         relative to the toc pointer for -mcmodel=medium.
1041         (legitimate_constant_pool_address_p): Make param const_rtx.  Add
1042         strict param.  Allow lo_sum version of addressing.  Verify reg
1043         used for -mminimal-toc and -mcmodel != small.  Update all callers.
1044         * config/rs6000/constraints.md: Update for above change.
1045         * config/rs6000/predicates.md: Likewise.
1046         * config/rs6000/rs6000.md (tls_gd_aix): Generate -mcmodel=medium/large
1047         code.
1048         (tls_gd): Split for -mcmodel=medium/large.
1049         (tls_gd_high, tls_gd_low): New.
1050         (tls_ld_aix, tls_ld, tls_ld_high, tls_ld_low): Similarly.
1051         (tls_got_dtprel, tls_got_dtprel_high, tls_got_dtprel_low): Similarly.
1052         (tls_got_tprel, tls_got_tprel_high, tls_got_tprel_low): Similarly.
1053         (largetoc_high, largetoc_low): New.
1054         (cmptf_internal2): Add clobber.
1055         * config/rs6000/rs6000-protos.h: Update.
1056
1057 2010-06-14  Changpeng Fang  <changpeng.fang@amd.com>
1058
1059         * tree-ssa-loop-prefetch.c (nothing_to_prefetch_p): New.  Return
1060         true if no prefetch is going to be generated for a given group.
1061         (estimate_prefetch_count): Use prefetch_mod and unroll_factor to
1062         estimate the prefetch_count.
1063         (loop_prefetch_arrays): Call nothing_to_prefetch_p; estimate the
1064         prefetch count by considering the unroll_factor and prefetch_mod
1065         for is_loop_prefetching_profitable.
1066
1067 2010-06-14  Andreas Schwab  <schwab@linux-m68k.org>
1068
1069         * config/m68k/m68k.c (m68k_delegitimize_address): Don't do
1070         anything if the argument is not a MEM.
1071
1072 2010-06-14  Alexandre Oliva  <aoliva@redhat.com>
1073
1074         PR debug/43650
1075         PR debug/44181
1076         PR debug/44247
1077         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Skip
1078         debug stmts.
1079         (canonicalize_loop_ivs): Likewise.
1080
1081 2010-06-14  Alexandre Oliva  <aoliva@redhat.com>
1082
1083         PR debug/43656
1084         * haifa-sched.c (setup_insn_reg_pressure_info,
1085         update_register_pressure): Reject debug insns.
1086         (ready_sort): Don't setup reg pressure for debug insns.
1087         (schedule_insn): Don't update reg pressure for debug insns.
1088
1089 2010-06-14  Richard Guenther  <rguenther@suse.de>
1090
1091         * lto-streamer.c (cached_bp): Remove.
1092         (bitpack_delete): Likewise.
1093         (bitpack_create): Likewise.
1094         (bp_get_next_word): Likewise.
1095         (bp_pack_value, bp_unpack_value): Move ...
1096         * lto-streamer.h (bp_pack_value, bp_unpack_value): ... here.
1097         Re-implement.
1098         (struct bitpack_d): Likewise.
1099         (bitpack_create, lto_output_bitpack, lto_input_bitpack):
1100         New inline functions.
1101         * lto-streamer-out.c (lto_output_bitpack): Remove.
1102         (pack_ts_base_value_fields): Adjust.  Avoid conditional bitpacking.
1103         (pack_value_fields): Adjust.
1104         (lto_write_tree): Likewise.
1105         (output_gimple_stmt): Likewise.
1106         (output_function): Likewise.
1107         * lto-streamer-in.c (input_gimple_stmt): Adjust.
1108         (input_function): Likewise.
1109         (unpack_ts_base_value_fields): Adjust.  Avoid conditional bitpacking.
1110         (lto_input_bitpack): Remove.
1111         (lto_materialize_tree): Adjust.
1112         * Makefile.in (ipa-prop.o): Add $(LTO_STREAMER_H) dependency.
1113         * lto-cgraph.c (lto_output_edge): Adjust.
1114         (lto_output_node): Likewise.
1115         (lto_output_varpool_node): Likewise.
1116         (lto_output_ref): Likewise.
1117         (input_node): Likewise.
1118         (input_varpool_node): Likewise.
1119         (input_ref): Likewise.
1120         (input_edge): Likewise.
1121         (output_node_opt_summary): Likewise.
1122         (input_node_opt_summary): Likewise.
1123         * ipa-pure-const.c (pure_const_write_summary): Likewise.
1124         (pure_const_read_summary): Likewise.
1125         * ipa-prop.c (ipa_write_indirect_edge_info): Likewise.
1126         (ipa_read_indirect_edge_info): Likewise.
1127         (ipa_write_node_info): Likewise.
1128         (ipa_read_node_info): Likewise.
1129
1130 2010-06-14  H.J. Lu  <hongjiu.lu@intel.com>
1131
1132         PR target/44534
1133         * config/i386/sse.md (vec_extract_lo_<mode>): Replace 0x1 with 0x0.
1134         (vec_extract_lo_v16hi): Likewise.
1135         (vec_extract_lo_v32qi): Likewise.
1136
1137 2010-06-14  Jakub Jelinek  <jakub@redhat.com>
1138
1139         PR bootstrap/44426
1140         * tree.h (build_call_expr): Don't define as vararg macro, instead
1141         add a prototype.
1142         * builtins.c (build_call_nofold): Remove.
1143         (expand_builtin_int_roundingfn, expand_builtin_pow,
1144         expand_builtin_mempcpy_args, expand_builtin_stpcpy,
1145         expand_builtin_memset_args, expand_builtin_strcmp,
1146         expand_builtin_strncmp, expand_builtin_memory_chk): Use
1147         build_call_nofold_loc instead of build_call_nofold.
1148         (build_call_expr): New function.
1149
1150         PR tree-optimization/44508
1151         * tree-ssa-propagate.h (substitute_and_fold): Add DO_DCE argument.
1152         * tree-ssa-propagate.c (substitute_and_fold): If !DO_DCE,
1153         don't eliminate trivially dead stmts.
1154         * tree-vrp.c (vrp_finalize): Pass false as last argument
1155         to substitute_and_fold.
1156         * tree-ssa-copy.c (fini_copy_prop): Pass true as last argument
1157         to substitute_and_fold.
1158         * tree-ssa-ccp.c (ccp_finalize): Likewise.
1159
1160         PR bootstrap/44509
1161         * c-config-lang.in (gtfiles): Add c-family/c-cppbuiltin.c.
1162         * c-family/c-cppbuiltin.c: Include gt-c-family-c-cppbuiltin.h.
1163         (lazy_hex_fp_values, lazy_hex_fp_value_count): Add GTY(()) markers.
1164         (lazy_hex_fp_value, builtin_define_with_hex_fp_value): Use
1165         ggc_strdup instead of xstrdup.
1166
1167 2010-06-14  Ira Rosen  <irar@il.ibm.com>
1168
1169         PR tree-optimization/44507
1170         * tree-vect-loop.c (get_initial_def_for_reduction): Use -1
1171         to build initial vector for BIT_AND_EXPR.
1172         * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
1173
1174 2010-06-14  Jakub Jelinek  <jakub@redhat.com>
1175
1176         * config/s390/s390.md (*mov<mode>_64 DD_DF, mov<mode>): Properly
1177         adjust z10prop set_attr.
1178
1179 2010-06-13  Jan Hubicka  <jh@suse.cz>
1180
1181         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1182         bitmap_and_compl_into, bitmap_compl_and_into, bitmap_ior,
1183         bitmap_ior_into, bitmap_xor, bitmap_xor_into,
1184         bitmap_ior_and_compl, bitmap_ior_and_compl): Turn internal
1185         datastructure checks into checking asserts.
1186         * rtlanal.c (find_reg_note): Use gcc_checking_assert.
1187         * tree-ssa-sccvn.c (VN_INFO): Likewise.
1188         * df-scan.c (df_reorganize_refs_by_reg_by_reg, df_install_ref,
1189         df_ref_create_structure): Likewise.
1190         * alloc-pool.c (create_alloc_pool, empty_alloc_pool, pool_alloc,
1191         pool_free): Use gcc_checking_assert.
1192         * alias.c (get_alias_set): Likewise.
1193         * var-tracking.c (variable_htab_free, shared_hash_copy,
1194         canonicalize_values_mark, variable_merge_over_cur): Likewise.
1195         * lto-streamer.c (bp_unpack_value): Likewise.
1196
1197 2010-06-13  Richard Guenther  <rguenther@suse.de>
1198
1199         * lto-streamer-in.c (lto_input_ts_type_tree_pointers):
1200         Do not stream but initialize TYPE_CANONICAL to NULL.
1201         (lto_output_ts_type_tree_pointers): Do not stream TYPE_CANONICAL.
1202         * gimple.c (gimple_types_compatible_p): Disregard
1203         TYPE_STRUCTURAL_EQUALITY_P.
1204         (gimple_register_type): Use TYPE_CANONICAL as cache.
1205         * lto-streamer.c (lto_record_common_node): Zero TYPE_CANONICAL
1206         before registering common types.
1207         * config/i386/i386.c (ix86_function_arg_boundary): Do not
1208         use TYPE_CANONICAL, instead use TYPE_MAIN_VARIANT.
1209         * tree.h (TYPE_CANONICAL): Clarify documentation.
1210
1211 2010-06-13  Anatoly Sokolov  <aesok@post.ru>
1212
1213         * config/ia64/ia64.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
1214         LIBCALL_VALUE): Remove macros.
1215         * config/ia64/ia64-protos.h (ia64_function_value): Remove.
1216         * config/ia64/ia64.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
1217         TARGET_FUNCTION_VALUE_REGNO_P): Define.
1218         (ia64_libcall_value, ia64_function_value_regno_p): New functions.
1219         (ia64_function_value): Make static. Handle receiving the function
1220         type in 'fn_decl_or_type' argunent. Add 'outgoing' argument.
1221
1222 2010-06-12  Jan Hubicka  <jh@suse.cz>
1223
1224         * cse.c (cse_extended_basic_block): Move optimize_bb_for_speed_p
1225         at correct place.
1226
1227 2010-06-12  Bernd Schmidt  <bernds@codesourcery.com>
1228
1229         * config/arm/arm.c (thumb2_reorg): Fix errors in previous change.
1230
1231 2010-06-12  Jan Hubicka  <jh@suse.cz>
1232
1233         * df-core.c (df_clear_bb_info): New function.
1234         (df_set_blocks): bb_info is always allocated.
1235         (df_get_bb_info): Use block_info_elt_size.
1236         (df_set_bb_info): Likewise.
1237         (df_compact_blocks): Update for new block_info.
1238         (grow_bb_info): New function.
1239         * df-problems.c (df_grow_bb_info): Move to df-core.c
1240         (df_rd_set_bb_info): Remove.
1241         (df_rd_free_bb_info): Do not free block pool.
1242         (df_rd_alloc): Do not create pool, use check for
1243         obstack presence instead of NULL pointer for new blocks.
1244         (df_rd_free): DO not free alloc pool; clear block_info.
1245         (problem_RD): Add size of block info structure.
1246         (df_lr_set_bb_info): Remove.
1247         (df_lr_free_bb_info): Do not free block pool.
1248         (df_lr_alloc): Do not create pool, use check for
1249         obstack presence instead of NULL pointer for new blocks.
1250         (df_lr_free): DO not free alloc pool; clear block_info.
1251         (problem_LR): Add size of block info structure.
1252         (df_live_set_bb_info): Remove.
1253         (df_live_free_bb_info): Do not free block pool.
1254         (df_live_alloc): Do not create pool, use check for
1255         obstack presence instead of NULL pointer for new blocks.
1256         (df_live_free): DO not free alloc pool; clear block_info.
1257         (problem_LIVE): Add size of block info structure.
1258         (problem_CHAIN): Add size of block info structure.
1259         (df_byte_lr_set_bb_info): Remove.
1260         (df_byte_lr_free_bb_info): Do not free block pool.
1261         (df_byte_lr_alloc): Do not create pool, use check for
1262         obstack presence instead of NULL pointer for new blocks.
1263         (df_byte_lr_free): DO not free alloc pool; clear block_info.
1264         (problem_BYTE_LR): Add size of block info structure.
1265         (problem_NOTE): Add size of block info structure.
1266         (df_byte_MD_set_bb_info): Remove.
1267         (df_byte_MD_free_bb_info): Do not free block pool.
1268         (df_byte_MD_alloc): Do not create pool, use check for
1269         obstack presence instead of NULL pointer for new blocks.
1270         (df_byte_MD_free): DO not free alloc pool; clear block_info.
1271         (problem_BD): Add size of block info structure.
1272         * df-scan.c (df_scan_free_internal): Free block pool.
1273         (df_scan_set_bb_info): Remove.
1274         (df_scan_free_bb_info): Check for artificial_defs instead
1275         of bb_info being non-NULL.
1276         (df_scan_alloc): DO not create df_scan_block pool.
1277         (problem_SCAN): Set size of block info.
1278         (df_bb_refs_record): Do not allocate bb_info.
1279         * df.h (df_problem): Add block_info_elt_size.
1280         (struct dataflow): Change block_info to void *.
1281         (df_scan_get_bb_info, df_rd_get_bb_info, df_lr_get_bb_info,
1282         df_md_get_bb_info, df_live_get_bb_info, df_byte_lr_get_bb_info): Return
1283         in-line structures.
1284
1285 2010-06-12  Jan Hubicka  <jh@suse.cz>
1286
1287         PR tree-optimize/44485
1288         * tree-cfgcleanup.c (fixup_noreturn_call): Remove basic blocks
1289         containing use of return value of noreturn function.
1290
1291 2010-06-12  Anatoly Sokolov  <aesok@post.ru>
1292
1293         * targhooks.c (default_function_value): Don't use
1294         FUNCTION_OUTGOING_VALUE.
1295         * system.h (FUNCTION_OUTGOING_VALUE): Poison.
1296         * doc/tm.texi (FUNCTION_OUTGOING_VALUE): Removed.
1297
1298 2010-06-12  Kazu Hirata  <kazu@codesourcery.com>
1299
1300         * config.gcc (mips64*-*-linux*, mipsisa64*-*-linux*, mips*-*-linux*):
1301         Add crtfastmath.o to extra_parts.
1302         * config/mips/crtfastmath.c: New.
1303         * config/mips/linux.h (ENDFILE_SPEC): New.
1304
1305 2010-06-12  Sebastian Pop  <sebastian.pop@amd.com>
1306
1307         * graphite-clast-to-gimple.c (gcc_type_for_interval): Do not pass
1308         old_type in parameter.
1309         (gcc_type_for_value): Update call to gcc_type_for_interval.
1310         (compute_type_for_level_1): Renamed compute_type_for_level.
1311         Update call to gcc_type_for_interval.
1312
1313 2010-06-11  Joseph Myers  <joseph@codesourcery.com>
1314
1315         * common.opt (Wstrict-aliasing=, Wstrict-overflow=, fabi-version=,
1316         flto-compression-level=, ftree-parallelize-loops=): Add RejectNegative.
1317
1318 2010-06-11  Joseph Myers  <joseph@codesourcery.com>
1319
1320         * opts-common.c: Include options.h.
1321         (integral_argument): Move from opts.c.
1322         (decode_cmdline_option): New.  Based on read_cmdline_option.
1323         * opts.c (integral_argument): Move to opts-common.c.
1324         (read_cmdline_option): Move most contents to
1325         decode_cmdline_option.  Use %qs in diagnostics.
1326         * opts.h (CL_ERR_DISABLED, CL_ERR_MISSING_ARG, CL_ERR_WRONG_LANG,
1327         CL_ERR_UINT_ARG, struct cl_decoded_option, integral_argument,
1328         decode_cmdline_option): New.
1329
1330 2010-06-11  Uros Bizjak  <ubizjak@gmail.com>
1331
1332         PR target/44481
1333         * config/i386/i386.md (UNSPEC_PARITY): New unspec.
1334         (paritydi2_cmp): Use UNSPEC_PARITY unspec instead of parity RTX.
1335         (partiysi2_cmp): Ditto.
1336         (*partiyhi2_cmp): Ditto.
1337         (*parityqi2_cmp): Remove.
1338
1339 2010-06-11  Jan Hubicka  <jh@suse.cz>
1340
1341         * bitmap.h (bmp_iter_next_bit): New.
1342         (bmp_iter_set, bmp_iter_and, bmp_iter_and_compl): Use it.
1343
1344 2010-06-11  Sandra Loosemore  <sandra@codesourcery.com>
1345             Eric Botcazou  <ebotcazou@adacore.com>
1346
1347         * tree-ssa-loop-ivopts.c (get_computation_cost_at): Return again the
1348         computed cost.
1349
1350 2010-06-11  Uros Bizjak  <ubizjak@gmail.com>
1351
1352         * config/i386/i386.md (unspec): New define_c_enum.
1353         (unspecv): Ditto.
1354
1355 2010-06-10  Jakub Jelinek  <jakub@redhat.com>
1356
1357         * c-family/c-cppbuiltin.c: Include cpp-id-data.h.
1358         (lazy_hex_fp_values, lazy_hex_fp_value_count): New variables.
1359         (lazy_hex_fp_value): New function.
1360         (builtin_define_with_hex_fp_value): Provide definitions lazily.
1361         * Makefile.in (c-family/c-cppbuiltin.o): Depend on $(CPP_ID_DATA_H).
1362
1363 2010-06-11  Sebastian Pop  <sebastian.pop@amd.com>
1364
1365         PR middle-end/44483
1366         * tree-if-conv.c (bb_predicate_s): New struct.
1367         (bb_predicate_p): New.
1368         (bb_has_predicate): New.
1369         (bb_predicate): New.
1370         (set_bb_predicate): New.
1371         (bb_predicate_gimplified_stmts): New.
1372         (set_bb_predicate_gimplified_stmts): New.
1373         (add_bb_predicate_gimplified_stmts): New.
1374         (init_bb_predicate): New.
1375         (free_bb_predicate): New.
1376         (is_predicated): Use bb_predicate.
1377         (add_to_predicate_list): Use bb_predicate and set_bb_predicate.
1378         (predicate_bbs): Same.  Gimplify the condition of the basic blocks
1379         before processing their successors.
1380         (clean_predicate_lists): Removed.
1381         (find_phi_replacement_condition): Use bb_predicate.
1382         (process_phi_nodes): Renamed ifconvert_phi_nodes.  Avoid useless
1383         computations.
1384         (insert_gimplified_predicates): New.
1385         (combine_blocks): Call insert_gimplified_predicates.
1386         (tree_if_conversion): Call free_bb_predicate instead of
1387         clean_predicate_lists.
1388
1389 2010-10-11  Paul Brook  <paul@codesourcery.com>
1390
1391         * doc/invoke.texi: Document ARM -mcpu=cortex-m4.
1392         * config/arm/arm.c (all_architectures): Change v7e-m default to
1393         cortexm4.
1394         * config/arm/arm-cores.def: Add cortex-m4.
1395         * config/arm/arm-tune.md: Regenerate.
1396
1397 2010-06-11  Jan Hubicka  <jh@suse.cz>
1398
1399         * ipa-pure-const.c (special_builtlin_state): New function.
1400         (check_call): Use it instead of special casign BUILT_IN_RETURN.
1401         (propagate_pure_const): Use it.
1402
1403 2010-06-11  Jan Hubicka  <jh@suse.cz>
1404
1405         * df-problems.c (df_live_scratch): Convert to bitmap_head.
1406         (df_live_alloc): Initialize df_live_scratch when initializing
1407         problem_data.
1408         (df_live_transfer_function): Update uses of df_live_scratch.
1409         (df_live_free): Free problem_data; clear df_live_scratch before
1410         releasing the obstack.
1411         (df_md_free): Free problem data.
1412
1413 2010-06-11  Jan Hubicka  <jh@suse.cz>
1414
1415         * doc/invoke.texi (Wsuggest-attribute): Document.
1416         (Wmissing-noreturn): Remove.
1417         * ipa-pure-const.c (warn_function_noreturn): New function.
1418         * opts.c (decode_options): Set warn_suggest_attribute_noreturn on
1419         warn_missing_noreturn.
1420         * common.opt (Wsuggest-attribute=noreturn): New.
1421         * tree-flow.h (warn_function_noreturn): Declare.
1422         * tree-cfg.c (execute_warn_function_noreturn): Use
1423         warn_function_noreturn.
1424         (gate_warn_function_noreturn): New.
1425         (pass_warn_function_noreturn): Update.
1426
1427 2010-06-11  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1428
1429         * c-typeck.c (handle_warn_cast_qual): Add loc
1430         parameter. Improve warning message.
1431         (build_c_cast): Pass location to handle_warn_cast_qual.
1432
1433 2010-06-11  Uros Bizjak  <ubizjak@gmail.com>
1434
1435         * config/i386/i386.md (pro_epilogue_adjust_stack_1) <TYPE_ALU>: Assert
1436         that operand 0 == operand 1.  Use x86_maybe_negate_const_int to output
1437         insn mnemonic.
1438         (pro_epilogue_adjust_stack_rex64) <TYPE_ALU>: Ditto.
1439
1440 2010-06-10  Dodji Seketeli  <dodji@redhat.com>
1441
1442         Fix bootstap on mips
1443         * dwarf2out.c (is_naming_typedef_dec): Built-in TYPE_DECLs cannot
1444         be naming typedefs.
1445
1446 2010-06-11  Kai Tietz  <kai.tietz@onevision.com>
1447
1448         * system.h (helper_const_non_const_cast): New inline for
1449         gcc version <= 4.0.
1450         (CONST_CAST2): For gcc version <= 4.0 use
1451         new helper to do const/non-const casting.
1452
1453 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1454
1455         * doc/md.texi: Document the "unspec" and "unspecv" enum names.
1456         * Makefile.in (OBJS-common): Include insn-enums.o.
1457         (insn-enums.o): New rule.
1458         (simple_generated_c): Add insn-enums.c.
1459         (build/genenums.o): New rule.
1460         (genprogmd): Add "enums".
1461         * genconstants.c (print_enum_type): Declare a C string array
1462         for each enum.
1463         * genenums.c: New file.
1464         * print-rtl.c (print_rtx): If defined, use the "unspecv" enum
1465         for UNSPEC_VOLATILE.  If defined, use the "unspec" enum for both
1466         UNSPEC and (as a fallback) for UNSPEC_VOLATILE.
1467
1468 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1469
1470         * doc/md.texi (define_enum_attr): Document.
1471         * rtl.def (DEFINE_ENUM_ATTR): New rtx.
1472         * read-md.h (lookup_enum_type): Declare.
1473         * read-md.c (lookup_enum_type): New function.
1474         * genattr.c (gen_attr, main): Handle DEFINE_ENUM_ATTR.
1475         * genattrtab.c (attr_desc): Add an enum_name field.
1476         (evaluate_eq_attr): Take the associated attribute as argument.
1477         Get the enum prefix from the enum_name field, if defined.
1478         Use ACONCAT rather than a fixed-length buffer.  Update recursive calls.
1479         (simplify_test_exp): Pass attr to evaluate_eq_attr.
1480         (add_attr_value): New function, split out from...
1481         (gen_attr): ...here.  Handle DEFINE_ENUM_ATTR.
1482         (write_test_expr): Pass attr to evaluate_eq_attr.
1483         (write_attr_get): Use the enum_name as the enum tag, if defined.
1484         (write_attr_valueq): Use the enum_name as a prefix, if defined.
1485         (find_attr): Initialize enum_name.
1486         (main): Handle DEFINE_ENUM_ATTR.
1487         * gensupport.c (process_rtx): Likewise.
1488         * config/mips/mips.h (mips_tune_attr): Delete.
1489         * config/mips/mips.md (cpu): Use define_attr_enum.
1490
1491 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1492
1493         * doc/md.texi (define_c_enum, define_enum): Document.
1494         * read-md.h (md_constant): Add a parent_enum field.
1495         (enum_value, enum_type): New structures.
1496         (upcase_string, traverse_enum_types): Declare.
1497         * read-md.c (enum_types): New variable.
1498         (upcase_string, add_constant): New functions.
1499         (handle_constants): Don't create the hash table here.
1500         Use add_constant.
1501         (traverse_md_constants): Don't check for a null md_constants.
1502         (decimal_string, handle_enum, traverse_enum_types): New functions.
1503         (read_md_files): Initialize md_constants and md_enums.
1504         * genconstants.c (print_md_constant): Ignore info argument.
1505         Only print constants that belong to no enum.
1506         (print_enum_type): New function.
1507         (main): Don't pass stdout to print_md_constant.  Call print_enum_type
1508         for each defined enum type.
1509         * config/mips/mips.md (processor): New define_enum.
1510         (unspec): New define_c_enum.
1511         (UNSPEC_COMPARE_AND_SWAP, UNSPEC_COMPARE_AND_SWAP_12)
1512         (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_NEW_OP_12)
1513         (UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE, UNSPEC_SYNC_EXCHANGE_12)
1514         (UNSPEC_MEMORY_BARRIER): Moved to sync.md.
1515         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1516         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1517         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1518         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1519         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1520         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1521         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1522         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1523         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1524         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1525         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1526         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1527         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1528         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1529         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1530         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1531         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1532         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1533         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1534         (UNSPEC_RDDSP): Move to mips-dsp.md.
1535         (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH, UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB)
1536         (UNSPEC_ADDUH_R_QB, UNSPEC_APPEND, UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB)
1537         (UNSPEC_CMPGDU_LT_QB, UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH)
1538         (UNSPEC_DPS_W_PH, UNSPEC_MADD, UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU)
1539         (UNSPEC_MUL_PH, UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH)
1540         (UNSPEC_MULQ_S_W, UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU)
1541         (UNSPEC_PRECR_QB_PH, UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W)
1542         (UNSPEC_PREPEND, UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH)
1543         (UNSPEC_SUBU_PH, UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB)
1544         (UNSPEC_ADDQH_PH, UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W)
1545         (UNSPEC_SUBQH_PH, UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W)
1546         (UNSPEC_DPAX_W_PH, UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH)
1547         (UNSPEC_DPAQX_SA_W_PH, UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH):
1548         Moved to mips-dspr2.md.
1549         (UNSPEC_MOVE_TF_PS, UNSPEC_C, UNSPEC_ALNV_PS, UNSPEC_CABS)
1550         (UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS, UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS)
1551         (UNSPEC_ABS_PS, UNSPEC_RSQRT1, UNSPEC_RSQRT2, UNSPEC_RECIP1)
1552         (UNSPEC_RECIP2, UNSPEC_SINGLE_CC, UNSPEC_SCC): Move from mips-ps-3d.md.
1553         (UNSPEC_LOONGSON_PAVG, UNSPEC_LOONGSON_PCMPEQ, UNSPEC_LOONGSON_PCMPGT)
1554         (UNSPEC_LOONGSON_PEXTR, UNSPEC_LOONGSON_PINSR_0)
1555         (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2)
1556         (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD)
1557         (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU)
1558         (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU)
1559         (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD,
1560         UNSPEC_LOONGSON_PSADBH)
1561         (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH)
1562         (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD)
1563         (UNSPEC_LOONGSON_PSUBD): Move to mips-loongson.md.
1564         (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1565         (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1566         (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1567         (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Move to mips-loongson2ef.md.
1568         (cpu): Update comment.
1569         * config/mips/sync.md (UNSPEC_COMPARE_AND_SWAP)
1570         (UNSPEC_COMPARE_AND_SWAP_12, UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP)
1571         (UNSPEC_SYNC_NEW_OP_12, UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE)
1572         (UNSPEC_SYNC_EXCHANGE_12, UNSPEC_MEMORY_BARRIER): Moved from mips.md.
1573         * config/mips/loongson.md (UNSPEC_LOONGSON_PAVG,
1574         UNSPEC_LOONGSON_PCMPEQ)
1575         (UNSPEC_LOONGSON_PCMPGT, UNSPEC_LOONGSON_PEXTR,
1576         UNSPEC_LOONGSON_PINSR_0)
1577         (UNSPEC_LOONGSON_PINSR_1, UNSPEC_LOONGSON_PINSR_2)
1578         (UNSPEC_LOONGSON_PINSR_3, UNSPEC_LOONGSON_PMADD)
1579         (UNSPEC_LOONGSON_PMOVMSK, UNSPEC_LOONGSON_PMULHU)
1580         (UNSPEC_LOONGSON_PMULH, UNSPEC_LOONGSON_PMULL, UNSPEC_LOONGSON_PMULU)
1581         (UNSPEC_LOONGSON_PASUBUB, UNSPEC_LOONGSON_BIADD,
1582         UNSPEC_LOONGSON_PSADBH)
1583         (UNSPEC_LOONGSON_PSHUFH, UNSPEC_LOONGSON_PUNPCKH)
1584         (UNSPEC_LOONGSON_PUNPCKL, UNSPEC_LOONGSON_PADDD)
1585         (UNSPEC_LOONGSON_PSUBD): Moved from mips.md
1586         * config/mips/loongson2ef.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1587         (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1588         (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1589         (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): Moved from mips.md
1590         * config/mips/mips-dsp.md (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ)
1591         (UNSPEC_SUBQ_S, UNSPEC_ADDSC, UNSPEC_ADDWC, UNSPEC_MODSUB)
1592         (UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S, UNSPEC_PRECRQ_QB_PH)
1593         (UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W, UNSPEC_PRECRQU_S_QB_PH)
1594         (UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR, UNSPEC_PRECEQU_PH_QBL)
1595         (UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA, UNSPEC_PRECEQU_PH_QBRA)
1596         (UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR, UNSPEC_PRECEU_PH_QBLA)
1597         (UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL, UNSPEC_SHLL_S, UNSPEC_SHRL_QB)
1598         (UNSPEC_SHRA_PH, UNSPEC_SHRA_R, UNSPEC_MULEU_S_PH_QBL)
1599         (UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH, UNSPEC_MULEQ_S_W_PHL)
1600         (UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL, UNSPEC_DPAU_H_QBR)
1601         (UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR, UNSPEC_DPAQ_S_W_PH)
1602         (UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH, UNSPEC_DPAQ_SA_L_W)
1603         (UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL, UNSPEC_MAQ_S_W_PHR)
1604         (UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR, UNSPEC_BITREV, UNSPEC_INSV)
1605         (UNSPEC_REPL_QB, UNSPEC_REPL_PH, UNSPEC_CMP_EQ, UNSPEC_CMP_LT)
1606         (UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB, UNSPEC_CMPGU_LT_QB)
1607         (UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH, UNSPEC_EXTR_W)
1608         (UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H, UNSPEC_EXTP)
1609         (UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1610         (UNSPEC_RDDSP): Moved from mips.md.
1611         * config/mips/mips-dspr2.md (UNSPEC_ABSQ_S_QB, UNSPEC_ADDU_PH)
1612         (UNSPEC_ADDU_S_PH, UNSPEC_ADDUH_QB, UNSPEC_ADDUH_R_QB, UNSPEC_APPEND)
1613         (UNSPEC_BALIGN, UNSPEC_CMPGDU_EQ_QB, UNSPEC_CMPGDU_LT_QB)
1614         (UNSPEC_CMPGDU_LE_QB, UNSPEC_DPA_W_PH, UNSPEC_DPS_W_PH, UNSPEC_MADD)
1615         (UNSPEC_MADDU, UNSPEC_MSUB, UNSPEC_MSUBU, UNSPEC_MUL_PH)
1616         (UNSPEC_MUL_S_PH, UNSPEC_MULQ_RS_W, UNSPEC_MULQ_S_PH, UNSPEC_MULQ_S_W)
1617         (UNSPEC_MULSA_W_PH, UNSPEC_MULT, UNSPEC_MULTU, UNSPEC_PRECR_QB_PH)
1618         (UNSPEC_PRECR_SRA_PH_W, UNSPEC_PRECR_SRA_R_PH_W, UNSPEC_PREPEND)
1619         (UNSPEC_SHRA_QB, UNSPEC_SHRA_R_QB, UNSPEC_SHRL_PH, UNSPEC_SUBU_PH)
1620         (UNSPEC_SUBU_S_PH, UNSPEC_SUBUH_QB, UNSPEC_SUBUH_R_QB, UNSPEC_ADDQH_PH)
1621         (UNSPEC_ADDQH_R_PH, UNSPEC_ADDQH_W, UNSPEC_ADDQH_R_W, UNSPEC_SUBQH_PH)
1622         (UNSPEC_SUBQH_R_PH, UNSPEC_SUBQH_W, UNSPEC_SUBQH_R_W, UNSPEC_DPAX_W_PH)
1623         (UNSPEC_DPSX_W_PH, UNSPEC_DPAQX_S_W_PH, UNSPEC_DPAQX_SA_W_PH)
1624         (UNSPEC_DPSQX_S_W_PH, UNSPEC_DPSQX_SA_W_PH): Moved from mips.md.
1625         * config/mips/mips-ps-3d.md (UNSPEC_MOVE_TF_PS, UNSPEC_C)
1626         (UNSPEC_ALNV_PS, UNSPEC_CABS, UNSPEC_ADDR_PS, UNSPEC_CVT_PW_PS)
1627         (UNSPEC_CVT_PS_PW, UNSPEC_MULR_PS, UNSPEC_ABS_PS, UNSPEC_RSQRT1)
1628         (UNSPEC_RSQRT2, UNSPEC_RECIP1, UNSPEC_RECIP2, UNSPEC_SINGLE_CC)
1629         (UNSPEC_SCC): Moved from mips.md.
1630         * config/mips/mips.c (mips_arch, mips_tune): Change enum from
1631         "processor_type" to "processor".
1632         (mips_rtx_cost_data): Replace PROCESSOR_MAX with NUM_PROCESSOR_VALUES.
1633         * config/mips/mips.h (processor_type): Delete.
1634         (mips_cpu_info.cpu, mips_arch, mips_tune): Change enum from
1635         "processor_type" to "processor".
1636
1637 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1638
1639         * configure.ac (tm_include_list): Add insn-constants.h.
1640         * configure: Regenerate.
1641         * Makefile.in (GTM_H): Move insn-constants.h here from...
1642         (TM_H): ...here.
1643         * mkconfig.sh: Remove special handling for insn-constants.h.
1644
1645 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1646
1647         * Makefile.in (BUILD_RTL): Move build/read-md.o to...
1648         (BUILD_MD): ...this new variable.
1649         (simple_generated_rtl_h, simple_generated_rtl_c): New variables
1650         that include the old contents of simple_generated_h and
1651         simple_generated_c.
1652         (simple_generated_h, simple_generated_c): Include them.  Add
1653         insn-constants.h.
1654         (s-%): Make simple_generated_{h,c} stamps depend on $(MD_DEPS)
1655         and simple_generated_rtl_{h,c} stamps depend on insn-conditions.md.
1656         Remove these dependencies from the main rule and include
1657         insn-conditions.md in the command line only if it appears
1658         in the dependency list.
1659         (insn-constants.h, s-constants): Delete.
1660         (build/genconstants.o): Don't depend on $(RTL_BASE_H), $(GTM_H)
1661         or gensupport.h.
1662         (build/genmddeps.o): Likewise.
1663         (genprogrtl): New variable that contains everything from genprogmd
1664         except mddeps and constants.
1665         (genprogmd): Redefine in terms of genprogrtl.  Make these programs
1666         depend on $(BUILD_MD)
1667         (genprog): New variable.  Make these programs depend on
1668         $(BUILD_ERRORS).
1669         * genmddeps.c: Don't include tm.h, rtl.h or gensupport.h.
1670         (main): Use read_md_files instead of init_rtx_reader_args.
1671         * genconstants.c: As for genmddeps.c.
1672         * read-md.h (read_skip_construct): Declare.
1673         * read-md.c (read_skip_construct): New function.
1674         (handle_file): Allow a null handle_directive, skipping the
1675         construct if so.
1676         (parse_include): Update the comment accordingly.
1677
1678 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1679
1680         * Makefile.in (build/genmddeps.o): Depend on $(READ_MD_H).
1681         * genmddeps.c: Include read-md.h.
1682         (main): Call init_rtx_reader_args instead of init_md_reader_args.
1683         * genattr.c (main): Likewise.
1684         * genattrtab.c (main): Likewise.
1685         * genautomata.c (main): Likewise.
1686         * gencodes.c (main): Likewise.
1687         * genconditions.c (main): Likewise.
1688         * genconfig.c (main): Likewise.
1689         * genconstants.c (main): Likewise.
1690         * genemit.c (main): Likewise.
1691         * genextract.c (main): Likewise.
1692         * genflags.c (main): Likewise.
1693         * genopinit.c (main): Likewise.
1694         * genoutput.c (main): Likewise.
1695         * genpeep.c (main): Likewise.
1696         * genrecog.c (main): Likewise.
1697         * genpreds.c (main): Likewise.
1698         * gensupport.h (in_fname): Move to read-md.h.
1699         (init_md_reader_args_cb): Rename to...
1700         (init_rtx_reader_args_cb): ...this and return a bool.
1701         (init_md_reader_args): Rename to...
1702         (init_rtx_reader_args): ...this and return a bool.
1703         (include_callback): Move to read-md.h.
1704         * gensupport.c (in_fname, include_callback, base_dir, max_include_len)
1705         (file_name_list, first_dir_md_include): Move to read-md.c
1706         (first_bracket_include): Delete unused variable.
1707         (last_dir_md_include): Move to read-md.c.
1708         (process_include): Delete, moving code to read-md.c:handle_include.
1709         (process_rtx): Don't handle INCLUDE.
1710         (save_string): Delete.
1711         (rtx_handle_directive): New function.
1712         (init_md_reader_args_cb): Rename to...
1713         (init_rtx_reader_args_cb): ...this and return a boolean success value.
1714         Use read_md_args.
1715         (init_md_reader_args): Rename to...
1716         (init_rtx_reader_args): ...this and return a boolean success value.
1717         * rtl.def (INCLUDE): Delete.
1718         * rtl.h (read_rtx): Remove "int *" argument.  Add "const char *"
1719         argument.
1720         * read-rtl.c (read_conditions): Don't gobble ')' here.
1721         (read_mapping): Likewise.
1722         (read_rtx): Remove LINENO argument.  Add RTX_NAME argument.
1723         Handle top-level non-rtx constructs here rather than in read_rtx_1.
1724         Store the whole queue in *X.  Remove call to init_md_reader.
1725         (read_rtx_1): Rename to...
1726         (read_rtx_code): ...this.  Call read_nested_rtx to read subrtxes.
1727         Don't handle top-level non-rtx constructs here.  Don't handle (nil)
1728         here.
1729         (read_nested_rtx): New function.  Handle (nil) here rather than
1730         in read_rtx_code.
1731         (read_rtx_variadic): Call read_nested_rtx to read subrtxes.  Don't
1732         gobble ')' here.
1733         * read-md.h (directive_handler_t): New type.
1734         (in_fname, include_callback): Moved from read-md.h.
1735         (read_constants, init_md_reader): Delete.
1736         (read_md_files): Declare.
1737         * read-md.c (file_name_list, in_fname, base_dir, first_dir_md_include)
1738         (last_dir_md_include_ptr, include_callback, max_include_len): Moved
1739         from gensupport.c.
1740         (read_constants): Rename to...
1741         (handle_constants): ...this.  Don't gobble ')' here.
1742         (handle_include, handle_file, handle_toplevel_file)
1743         (parse_include): New functions, mostly taken from gensupport.c.
1744         (init_md_reader): Subsume into...
1745         (read_md_files): ...this new function.
1746
1747 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1748
1749         * read-md.h (read_char): Increment read_md_lineno after reading '\n'.
1750         (unread_char): Decrement read_md_lineno after putting back '\n'.
1751         * read-md.c (fatal_with_file_and_line): Push back any characters
1752         that we decide not to add to the context.
1753         (read_skip_spaces): Don't increment read_md_lineno here.  Avoid using
1754         fatal_expected_char in cases where '/' ends a line (for example).
1755         (read_name): Don't increment read_md_lineno here.
1756         (read_escape): Likewise.
1757         (read_quoted_string): Likewise.
1758         (read_braced_string): Likewise.
1759
1760 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1761
1762         * Makefile.in (READ_MD_H): Add $(HASHTAB_H).
1763         (build/genconstants.o): Depend on $(READ_MD_H) gensupport.h.
1764         * genconstants.c: Include read-md.h.
1765         * read-rtl.c (md_constants): Move to read-md.c.
1766         (md_name): Move to read-md.h.
1767         (initialize_iterators): Use leading_string_hash instead of def_hash
1768         and leading_string_eq_p instead of def_name_eq_p.
1769         (read_name): Move to read-md.c.
1770         (def_hash, def_name_eq_p): Delete.
1771         (read_constants, traverse_md_constants): Move to read-md.c.
1772         * rtl.h (md_constant, traverse_md_constants): Move to read-md.h.
1773         * read-md.h: Include hashtab.h.
1774         (md_name): Moved from read-rtl.c.
1775         (md_constant): Moved from read-md.h.
1776         (leading_string_hash, leading_string_eq_p, read_name)
1777         (read_constants, traverse_md_constants): Declare.
1778         * read-md.c (md_constants): Moved from read-rtl.c.
1779         (leading_string_hash, leading_string_eq_p): New functions.
1780         (read_name, read_constants, traverse_md_constants): Moved from
1781         read-rtl.c.
1782
1783 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1784
1785         * read-rtl.c (md_name): New structure.
1786         (read_name): Take an md_name instead of a buffer pointer.
1787         Use the "string" field instead of strcpy when expanding constants.
1788         (read_constants): Remove the tmp_char argument.  Update the calls
1789         to read_name, using two local name buffers instead of the tmp_char
1790         argument.  Merge the constant-creation code.
1791         (read_conditions): Remove the tmp_char argument.  Update the calls
1792         to read_name, using a local name buffer instead of the tmp_char
1793         argument.
1794         (read_mapping): Replace tmp_char variable with a local name buffer.
1795         Update the calls to read_name.
1796         (read_rtx_1): Likewise.  Update the calls to read_constants and
1797         read_conditions.
1798
1799 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1800
1801         * Makefile.in (build/read-md.o): Depend on errors.h.
1802         * read-md.h (error_with_line): Declare.
1803         * read-md.c: Include errors.h.
1804         (message_with_line_1): New function, extracted from...
1805         (message_with_line): ...here.
1806         (error_with_line): New function.
1807         * genattrtab.c: If a call to message_with_line is followed by
1808         "have_error = 1;", replace both statements with a call to
1809         error_with_line.
1810         * genoutput.c: Likewise.
1811         * genpreds.c: Likewise.
1812         * genrecog.c: If a call to message_with_line is followed by
1813         "error_count++;", replace both statements with a call to
1814         error_with_line.
1815         (errorcount): Delete.
1816         (main): Don't check it.
1817         * gensupport.c: If a call to message_with_line is followed by
1818         "errors = 1;", replace both statements with a call to error_with_line.
1819         (errors): Delete.
1820         (process_define_cond_exec): Check have_error instead of errors.
1821         (init_md_reader_args_cb): Likewise.  Don't set errors.
1822
1823 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1824
1825         * read-md.h (read_md_file): Declare.
1826         (read_char, unread_char): New functions.
1827         (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces)
1828         (read_quoted_string, read_string): Remove FILE * argument.
1829         * read-md.c (read_md_file): New variable.
1830         (read_md_filename, read_md_lineno): Update comments and remove
1831         unnecessary initialization.
1832         (fatal_with_file_and_line, fatal_expected_char, read_skip_spaces)
1833         (read_escape, read_quoted_string, read_braced_string, read_string):
1834         Remove FILE * argument.  Update calls accordingly, using read_char
1835         and unread_char instead of getc and ungetc.
1836         * rtl.h (read_rtx): Remove FILE * argument.
1837         * read-rtl.c (iterator_group): Remove FILE * argument from
1838         "find_builtin".
1839         (iterator_traverse_data): Remove "infile" field.
1840         (find_mode, find_code, apply_mode_maps, apply_iterator_to_rtx)
1841         (add_mapping, read_name, read_constants, read_conditions)
1842         (validate_const_int, find_iterator, read_mapping, check_code_iterator)
1843         (read_rtx, read_rtx_1, read_rtx_variadic): Remove FILE * argument.
1844         Remove file arguments from all calls, using read_char and unread_char
1845         instead of getc and ungetc.
1846         * gensupport.c (process_include): Preserve read_md_file around
1847         the include.  Set read_md_file to the handle of the included file.
1848         Update call to read_rtx.
1849         (init_md_reader_args_cb): Set read_md_file to the handle of the file
1850         and remove local FILE *.  Update calls to read_rtx.
1851
1852 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1853
1854         * read-md.h (read_rtx_lineno): Rename to...
1855         (read_md_lineno): ...this.
1856         (read_rtx_filename): Rename to...
1857         (read_md_filename): ...this.
1858         (copy_rtx_ptr_loc): Rename to...
1859         (copy_md_ptr_loc): ...this.
1860         (print_rtx_ptr_loc): Rename to...
1861         (print_md_ptr_loc): ...this.
1862         * read-md.c: Likewise.  Update references after renaming.
1863         (string_obstack): Replace RTL with MD in comment.
1864         (set_rtx_ptr_loc): Rename to...
1865         (set_md_ptr_loc): ...this.
1866         (get_rtx_ptr_loc): Rename to...
1867         (get_md_ptr_loc): ...this.
1868         * genconditions.c: Update references after renaming.
1869         * genemit.c: Likewise.
1870         * genoutput.c: Likewise.
1871         * genpreds.c: Likewise.
1872         * gensupport.c: Likewise.
1873         * read-rtl.c: Likewise.
1874
1875 2010-06-10  Richard Sandiford  <rdsandiford@googlemail.com>
1876
1877         * Makefile.in (READ_MD_H): New variable.
1878         (BUILD_RTL): Add build/read-md.o.
1879         (lto-wrapper.o): Depend on coretypes.h instead of defaults.h.
1880         (build/gensupport.o, build/read-rtl.o, build/genattr.o)
1881         (build/genattrtab.o, build/genconditions.o build/genemit.o)
1882         (build/genextract.o, build/genflags.o, build/genoutput.o)
1883         (build/genpreds.o, build/genrecog.o): Depend on $(READ_MD_H).
1884         (build/read-md.o): New rule.
1885         * defaults.h (obstack_chunk_alloc, obstack_chunk_free)
1886         (OBSTACK_CHUNK_SIZE, gcc_obstack_init): Move to...
1887         * coretypes.h: ...here.
1888         * lto-wrapper.c: Include coretypes.h instead of defaults.h.
1889         * pretty-print.c (obstack_chunk_alloc, obstack_chunk_free): Delete.
1890         * genattr.c: Include read-md.h.
1891         * genattrtab.c: Likewise.
1892         * genconditions.c: Likewise.
1893         * genemit.c: Likewise.
1894         * genextract.c: Likewise.
1895         * genflags.c: Likewise.
1896         * genoutput.c: Likewise.
1897         * genpreds.c: Likewise.
1898         * genrecog.c: Likewise.
1899         * rtl.h (read_skip_spaces, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1900         (join_c_conditions, print_c_condition, read_rtx_filename)
1901         (read_rtx_lineno): Move to read-md.h.
1902         * read-rtl.c: Include read-md.h.
1903         (ptr_loc, string_obstack, ptr_locs, ptr_loc_obstack)
1904         (joined_conditions, joined_conditions_obstack, read_rtx_lineno)
1905         (read_rtx_filename, fatal_with_file_and_line, fatal_expected_char)
1906         (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc, get_rtx_ptr_loc)
1907         (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1908         (print_c_condition, read_skip_spaces, read_escape, read_quoted_string)
1909         (read_braced_string, read_string): Move to read-md.c.
1910         (read_rtx): Move some initialization to init_md_reader and call
1911         init_md_reader here.
1912         * gensupport.h (message_with_line, n_comma_elts, scan_comma_elt):
1913         Move to read-md.h.
1914         * gensupport.c: Include read-md.h.
1915         (message_with_line, n_comma_elts, scan_comma_elt): Move to read-md.c.
1916         * read-md.h, read-md.c: New files.
1917
1918 2010-06-10  Anatoly Sokolov  <aesok@post.ru>
1919
1920         * config/moxie/moxie.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
1921         LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
1922         * config/moxie/moxie-protos.h (moxie_function_value): Remove.
1923         * config/moxie/moxie.c (moxie_function_value): Make static.
1924         (moxie_libcall_value, moxie_function_value_regno_p): New functions.
1925         (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.
1926
1927 2010-06-10  Martin Jambor  <mjambor@suse.cz>
1928
1929         * Makefile.in (tree-sra.o): Add DBGCNT_H to dependencies.
1930         * dbgcnt.def (tree_sra): New counter.
1931         * tree-sra.c: Include dbgcnt.h.
1932         (gate_intra_sra): Check tree_sra debug counter.
1933
1934 2010-06-10  Martin Jambor  <mjambor@suse.cz>
1935
1936         PR tree-optimization/44258
1937         * tree-sra.c (build_access_subtree): Return false iff there is a
1938         partial overlap.
1939         (build_access_trees): Likewise.
1940         (analyze_all_variable_accesses): Disqualify candidates if
1941         build_access_trees returns true for them.
1942
1943 2010-06-10  Alexandre Oliva  <aoliva@redhat.com>
1944
1945         PR debug/41371
1946         * var-tracking.c (find_loc_in_1pdv): Remove recursion, only
1947         tail-recurse into canonical node.  Fast-forward over
1948         non-canonical VALUEs.
1949
1950 2010-06-10  H.J. Lu  <hongjiu.lu@intel.com>
1951
1952         PR boostrap/44470
1953         * config/i386/i386.md (*add<mode>_1): Revert revision 160394.
1954         (*addsi_1_zext) <TYPE_LEA>: Likewise.
1955         (add lea splitter): Likewise.
1956         (add_zext lea splitter): Likewise.
1957
1958 2010-06-10  Joseph Myers  <joseph@codesourcery.com>
1959
1960         * common.opt (fshow-column): Don't mark as C ObjC C++ ObjC++.
1961
1962 2010-06-10  Jan Hubicka  <jh@suse.cz>
1963
1964         * df-problems.c (df_live_problem_data): Add live_bitmaps.
1965         (df_live_alloc): Initialize problem data and live_osbtacks.
1966         (df_live_finalize): Remove obstack, problem data; do not
1967         clear all bitmaps.
1968         (df_live_top_dump, df_live_bottom_dump): Do not dump old
1969         data when not allocated.
1970         (df_live_verify_solution_start): Do not allocate problem data.
1971         (df_live_verify_solution_end): Check if out is allocated.
1972         (struct df_md_problem_data): New structure.
1973         (df_md_alloc): Allocate problem data.
1974         (df_md_free): Free problem data; do not clear bitmaps.
1975
1976 2010-06-10  Jan Beulich  <jbeulich@novell.com>
1977
1978         PR bootstrap/37304
1979         * configure.ac: Replace $() with ${} when intending to expand
1980         variables rather than invoking commands.
1981         * configure: Re-generate.
1982
1983 2010-06-10  Jan Hubicka  <jh@suse.cz>
1984
1985         PR rtl-optimization/44460
1986         * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove
1987         TYPE_NEEDS_CONSTRUCTING sanity check.
1988
1989 2010-06-10  Gerald Pfeifer  <gerald@pfeifer.com>
1990
1991         * doc/include/fdl.texi: Move to GFDL version 1.3.
1992
1993         * doc/cpp.texi: Move to GFDL version 1.3.
1994         * doc/gcc.texi: Move to GFDL version 1.3.  Fix copyright years.
1995         * doc/gccint.texi: Move to GFDL version 1.3.
1996         * doc/gcov.texi: Move to GFDL version 1.3.  Update copyright years.
1997         * doc/install.texi: Move to GFDL version 1.3.  Fix copyright years.
1998         * doc/invoke.texi: Move to GFDL version 1.3.
1999
2000 2010-06-09  Jan Hubicka  <jh@suse.cz>
2001
2002         * ipa-pure-const.c (propagate_pure_const, propagate_noreturn):
2003         Break out from ...
2004         (propagate) ... here; swap the order.
2005
2006 2010-06-09  Jan Hubicka  <jh@suse.cz>
2007
2008         * bitmap.c (bitmap_elt_insert_after, bitmap_first_set_bit,
2009         bitmap_first_set_bit, bitmap_last_set_bit, bitmap_last_set_bit,
2010         bitmap_and_into, bitmap_and_compl_into, bitmap_set_range,
2011         bitmap_compl_and_into, bitmap_elt_ior): Use checking asserts.
2012
2013 2010-06-09  Changpeng Fang  <changpeng.fang@amd.com>
2014
2015         * tree-ssa-loop-prefetch.c (gather_memory_references_ref):
2016         Do not the gather memory reference in the outer loop if the step
2017         is not a constant.
2018
2019 2010-06-09  Changpeng Fang  <changpeng.fang@amd.com>
2020
2021         * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO) :
2022         Change the PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO threshold value from
2023         8 to 4.  Minor change of the related comments.
2024
2025 2010-06-09  Sebastian Pop  <sebastian.pop@amd.com>
2026
2027         * tree-scalar-evolution.c (instantiate_scev_name): Do not fail
2028         the scev analysis when the variable is not used outside the loop
2029         in a close phi node: call compute_overall_effect_of_inner_loop.
2030
2031 2010-06-09  Sebastian Pop  <sebastian.pop@amd.com>
2032
2033         * graphite-sese-to-poly.c (single_pred_cond): Renamed
2034         single_pred_cond_non_loop_exit.  Return NULL for loop exit edges.
2035         (build_sese_conditions_before): Renamed call to single_pred_cond.
2036         (build_sese_conditions_after): Same.
2037
2038 2010-06-09  Sebastian Pop  <sebastian.pop@amd.com>
2039
2040         * graphite-poly.h: Fix comments and indentation.
2041         * graphite-sese-to-poly.c: Same.
2042         (build_sese_conditions_before): Compute stmt and gbb only when needed.
2043         * tree-chrec.c: Fix comments and indentation.
2044         (tree-ssa-loop-niter.c): Same.
2045
2046 2010-06-09  Eric Botcazou  <ebotcazou@adacore.com>
2047
2048         PR rtl-optimization/42461
2049         * dce.c (deletable_insn_p): Return true for const or pure calls again.
2050         * except.c (insn_could_throw_p): Return false if !flag_exceptions.
2051
2052 2010-06-09  Jan Hubicka  <jh@suse.cz>
2053
2054         * bitmap.c (bitmap_and): Walk array forward.
2055         (bitmap_and_compl_into): Likewise.
2056         (bitmap_xor): Likewise.
2057         (bitmap_xor_into):  Likewise.
2058         (bitmap_equal_p): Likewise.
2059         (bitmap_intersect_p): Likewise.
2060         (bitmap_intersect_compl_p): Likewise.
2061         (bitmap_ior_and_into): Likewise.
2062         (bitmap_elt_copy): Likewise.
2063         (bitmap_and_compl): Likewise.
2064         (bitmap_elt_ior): Likewise.
2065
2066 2010-06-09  Dave Korn  <dave.korn.cygwin@gmail.com>
2067
2068         * opts-common.c (prune_options): Ensure replacement argv array
2069         is correctly terminated by a NULL entry.
2070
2071 2010-06-09  Jan Hubicka  <jh@suse.cz>
2072
2073         * cgraph.h (varpool_first_static_initializer,
2074         varpool_next_static_initializer): Make checking only when
2075         checking enabled.
2076         * tree-vectorizer.h (vinfo_for_stmt): Remove check.
2077         (set_vinfo_for_stmt, get_earlier_stmt, is_loop_header_bb_p): Change
2078         gcc_assert to gcc_checking_assert.
2079         * tree-flow-inline.h (gimple_vop, get_var_ann, relink_imm_use,
2080         phi_nodes, set_phi_nodes, phi_arg_index_from_use, op_iter_next_use,
2081         op_iter_next_def, op_iter_next_tree, op_iter_init, op_iter_init_use,
2082         op_iter_init_phiuse, op_iter_init_phidef,
2083         array_ref_contains_indirect_ref, ref_contains_array_ref): Use
2084         gcc_checking_assert.
2085         * emit-rtl.h (set_first_insn, set_last_insn): Likewise.
2086         * tree-ssa-live.h (var_to_partition, var_to_partition_to_var,
2087         partition_is_global, live_on_entry, live_on_exit,
2088         live_merge_and_clear): Likewise.
2089         * system.h (gcc_checking_assert): New macro.
2090         * gimple.h (set_bb_seq): Use gcc_checking_assert.
2091
2092 2010-06-09  Jason Merrill  <jason@redhat.com>
2093
2094         * Makefile.in (TAGS): Collect tags info from c-family.
2095
2096 2010-06-09  Jan Hubicka  <jh@suse.cz>
2097
2098         * gimple.h (gcc_gimple_checking_assert): New macro.
2099         (gimple_set_def_ops, gimple_set_use_ops,
2100         gimple_set_vuse, gimple_set_vdef,
2101         gimple_omp_subcode, gimple_omp_set_subcode, gimple_ops, gimple_op,
2102         gimple_op_ptr, gimple_op_ptr, gimple_set_op, gimple_bind_set_block,
2103         gimple_asm_input_op, gimple_asm_input_op_ptr, gimple_asm_set_input_op,
2104         gimple_asm_output_op, gimple_asm_output_op_ptr,
2105         gimple_asm_set_output_op, gimple_asm_clobber_op,
2106         gimple_asm_set_clobber_op, gimple_asm_label_op,
2107         gimple_asm_set_label_op, gimple_try_set_kind,
2108         gimple_try_catch_is_cleanup, gimple_try_set_catch_is_cleanup,
2109         gimple_phi_arg, gimple_switch_num_labels, gimple_switch_set_index,
2110         gimple_switch_label, gimple_switch_set_label, gimple_omp_for_index,
2111         gimple_omp_for_index_ptr, gimple_omp_for_set_index,
2112         gimple_omp_for_initial, gimple_omp_for_initial_ptr,
2113         gimple_omp_for_set_initial, gimple_omp_for_final,
2114         gimple_omp_for_final_ptr, gimple_omp_for_set_final,
2115         gimple_omp_for_incr, gimple_omp_for_incr_ptr, gimple_omp_for_set_incr,
2116         gimple_omp_for_set_cond, gimple_omp_for_cond): Make checking
2117         conditional with ENABLE_GIMPLE_CHECKING.
2118         (gimple_phi_set_arg): Likewise; replace memcpy by assignment.
2119
2120 2010-06-09  Sandra Loosemore  <sandra@codesourcery.com>
2121
2122         * tree-ssa-loop-ivopts.c (adjust_setup_cost): New function.
2123         (get_computation_cost_at): Use it.
2124         (determine_use_iv_cost_condition): Likewise.
2125         (determine_iv_cost): Likewise.
2126
2127 2010-06-09  Richard Guenther  <rguenther@suse.de>
2128
2129         * tree-ssa-loop-niter.c (simplify_replace_tree): Do not
2130         replace constants.
2131
2132 2010-06-09  Kai Tietz  <kai.tietz@onevision.com>
2133
2134         * c-objc-common.c (c_tree_printer): Pre-intialize t by NULL_TREE.
2135
2136 2010-06-09  Martin Jambor  <mjambor@suse.cz>
2137
2138         PR tree-optimization/44423
2139         * tree-sra.c (dump_access): Dump also grp_assignment_read.
2140         (analyze_access_subtree): Pass negative allow_replacements to children
2141         if the current type is scalar.
2142
2143 2010-06-09  Joern Rennecke  <joern.rennecke@embecosm.com>
2144
2145         PR testsuite/42843
2146         * gcc-plugin.h (int plugin_is_GPL_compatible): Declare as extern "C".
2147         * doc/plugins.texi (Plugin license check): Update information
2148         on type of plugin_is_GPL_compatible.
2149         * Makefile.in (PLUGINCC): Define as $(COMPILER).
2150         (PLUGINCFLAGS): Define as $(COMPILER_FLAGS).
2151
2152 2010-06-09  Bernd Schmidt  <bernds@codesourcery.com>
2153
2154         * config/arm/arm.c (thumb2_reorg): New function.
2155         (arm_reorg): Call it.
2156         * config/arm/thumb2.md (define_peephole2 for flag clobbering
2157         arithmetic operations): Delete.
2158
2159 2010-06-09  Edmar Wienskoski  <edmar@freescale.com>
2160
2161         PR target/44067
2162         * config/rs6000/rs6000.md (DIFD): Do not split dpfp values for
2163         e500v2 target.
2164
2165 2010-06-09  Joern Rennecke  <joern.rennecke@embecosm.com>
2166
2167         PR plugins/44459
2168         * gcc-plugin.h: Encapsulate all declarations in extern "C".
2169
2170 2010-06-08  Jan Hubicka  <jh@suse.cz>
2171
2172         * basic-block.h (single_succ_edge, single_pred_edge, ei_container,
2173         ei_next, ei_prev): Do sanity checking with ENABLE_CHECKING only.
2174
2175 2010-06-08  Sandra Loosemore  <sandra@codesourcery.com>
2176
2177         PR tree-optimization/39874
2178         PR middle-end/28685
2179         * gimple.h (maybe_fold_and_comparisons, maybe_fold_or_comparisons):
2180         Declare.
2181         * gimple-fold.c (canonicalize_bool, same_bool_comparison_p,
2182         same_bool_result_p): New.
2183         (and_var_with_comparison, and_var_with_comparison_1,
2184         and_comparisons_1, and_comparisons, maybe_fold_and_comparisons): New.
2185         (or_var_with_comparison, or_var_with_comparison_1,
2186         or_comparisons_1, or_comparisons, maybe_fold_or_comparisons): New.
2187         * tree-ssa-reassoc.c (eliminate_redundant_comparison): Use
2188         maybe_fold_and_comparisons or maybe_fold_or_comparisons instead
2189         of combine_comparisons.
2190         * tree-ssa-ifcombine.c (ifcombine_ifandif, ifcombine_iforif): Likewise.
2191
2192 2010-06-08  Anatoly Sokolov  <aesok@post.ru>
2193
2194         * config/pdp11/pdp11.h (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
2195         LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros.
2196         * config/pdp11/pdp11.c (pdp11_function_value, pdp11_libcall_value,
2197         pdp11_function_value_regno_p): New functions.
2198         (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
2199         TARGET_FUNCTION_VALUE_REGNO_P): Define.
2200
2201 2010-06-08  Kazu Hirata  <kazu@codesourcery.com>
2202
2203         * config/arm/arm.c (arm_rtx_costs_1): Don't special case for
2204         Thumb-2 in the MINUS case.
2205
2206 2010-06-08  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
2207
2208         * doc/tm.texi (Per-Function Data): Do not reference ggc_alloc.
2209
2210         * doc/gty.texi (GTY Options): Document typed GC allocation and
2211         variable_size GTY option.
2212
2213         * ggc-internal.h: New.
2214
2215         * ggc.h: Update copyright year.
2216         (digit_string): Move to stringpool.c.
2217         (ggc_mark_stringpool, ggc_purge_stringpool, ggc_mark_roots)
2218         (gt_pch_save_stringpool, gt_pch_fixup_stringpool)
2219         (gt_pach_restore_stringpool, gt_pch_p_S, gt_pch_note_object)
2220         (init_ggc_pch, ggc_pch_count_object, ggc_pch_total_size)
2221         (ggc_pch_this_base, ggc_pch_alloc_object, ggc_pch_prepare_write)
2222         (ggc_pch_write_object, ggc_pch_finish, ggc_pch_read)
2223         (ggc_force_collect, ggc_get_size, ggc_statistics)
2224         (ggc_print_common_statistics): Move to ggc-internal.h.
2225         (digit_vector, new_ggc_zone, destroy_ggc_zone, ggc_alloc_stat)
2226         (ggc_alloc, ggc_alloc_cleared, ggc_realloc, ggc_calloc, GGC_NEW)
2227         (GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR, ggc_alloc_rtvec)
2228         (ggc_alloc_tree, gt_pch_save, ggc_min_expand_heuristic)
2229         (ggc_min_heapsize_heuristic, ggc_alloc_zone)
2230         (ggc_alloc_zone_pass_stat): Remove.
2231         (ggc_internal_alloc_stat, ggc_internal_alloc)
2232         (ggc_internal_cleared_alloc_stat): New.
2233         (GGC_RESIZEVEC, GGC_RESIZEVAR): Redefine.
2234         (ggc_internal_vec_alloc_stat)
2235         (ggc_internal_cleared_vec_alloc_stat)
2236         (ggc_internal_vec_alloc_stat, ggc_internal_cleared_vec_alloc)
2237         (ggc_alloc_atomic_stat, ggc_alloc_atomic)
2238         (ggc_alloc_cleared_atomic, ggc_cleared_alloc_htab_ignore_args)
2239         (ggc_cleared_alloc_ptr_array_two_args): New.
2240         (htab_create_ggc, splay_tree_new_ggc): Redefine.
2241         (ggc_splay_alloc): Change the type of the first argument to
2242         enum gt_types_enum.
2243         (ggc_alloc_string): Make macro.
2244         (ggc_alloc_string_stat): New.
2245         (ggc_strdup): Redefine.
2246         (rtl_zone, tree_zone, tree_id_zone): Declare unconditionally.
2247         (ggc_alloc_rtvec_sized): New.
2248         (ggc_alloc_zone_stat): Rename to ggc_internal_alloc_zone_stat.
2249         (ggc_internal_alloc_zone_pass_stat, ggc_internal_alloc_zone_stat)
2250         (ggc_internal_cleared_alloc_zone_stat)
2251         (ggc_internal_zone_alloc_stat)
2252         (ggc_internal_zone_cleared_alloc_stat)
2253         (ggc_internal_zone_vec_alloc_stat)
2254         (ggc_alloc_zone_rtx_def_stat)
2255         (ggc_alloc_zone_tree_node_stat)
2256         (ggc_alloc_zone_cleared_tree_node_stat)
2257         (ggc_alloc_cleared_gimple_statement_d_stat): New.
2258
2259         * ggc-common.c: Include ggc-internal.h.
2260         (ggc_internal_cleared_alloc_stat): Rename from
2261         ggc_alloc_cleared_stat.
2262         (ggc_realloc_stat): Use ggc_internal_alloc_stat.
2263         (ggc_calloc): Remove.
2264         (ggc_cleared_alloc_htab_ignore_args): New.
2265         (ggc_cleared_alloc_ptr_array_two_args): New.
2266         (ggc_splay_alloc): Add obj_type parameter.
2267         (init_ggc_heuristics): Formatting fixes.
2268
2269         * ggc-none.c: Update copyright year.
2270         (ggc_alloc_stat): Rename to ggc_alloc_stat.
2271         (ggc_alloc_cleared_stat): Rename to
2272         ggc_internal_cleared_alloc_stat.
2273         (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New.
2274
2275         * ggc-page.c: Update copyright year.  Include ggc-internal.h.
2276         Remove references to ggc_alloc in comments.
2277         (ggc_alloc_typed_stat): Call ggc_internal_alloc_stat.
2278         (ggc_alloc_stat): Rename to ggc_internal_alloc_stat.
2279         (new_ggc_zone, destroy_ggc_zone): Remove.
2280         (struct alloc_zone, rtl_zone, tree_zone, tree_id_zone): New.
2281
2282         * ggc-zone.c: Include ggc-internal.h.  Remove references to
2283         ggc_alloc in comments.
2284         (ggc_alloc_zone_stat): ggc_internal_alloc_zone_stat.
2285         (ggc_internal_alloc_zone_pass_stat): New.
2286         (ggc_internal_cleared_alloc_zone_stat): New.
2287         (ggc_alloc_typed_stat): Use ggc_internal_alloc_zone_pass_stat.
2288         (ggc_alloc_stat): Rename ggc_internal_alloc_stat.
2289         (new_ggc_zone, destroy_ggc_zone): Remove.
2290
2291         * stringpool.c: Update copyright year.  Include ggc-internal.h
2292         (digit_vector): Make static.
2293         (digit_string): Moved from ggc.h.
2294         (stringpool_ggc_alloc): Use ggc_alloc_atomic.
2295         (ggc_alloc_string): Rename to ggc_alloc_string_stat.
2296
2297         * Makefile.in (GGC_INTERNAL_H): New.
2298         (ggc_common.o, ggc-page.o, ggc-zone.o, stringpool.o): Add
2299         $(GGC_INTERNAL_H) to dependencies.
2300
2301         * gentype.c: Update copyright year.
2302         (walk_type): Accept variable_size GTY option.
2303         (USED_BY_TYPED_GC_P): New macro.
2304         (write_enum_defn): Use USED_BY_TYPED_GC_P.  Do not output
2305         whitespace at the end of strings.
2306         (get_type_specifier, variable_size_p): New functions.
2307         (alloc_quantity, alloc_zone): New enums.
2308         (write_typed_alloc_def): New function.
2309         (write_typed_struct_alloc_def): Likewise.
2310         (write_typed_typed_typedef_alloc_def): Likewise.
2311         (write_typed_alloc_defns): Likewise.
2312         (output_typename, write_splay_tree_allocator_def): Likewise.
2313         (write_splay_tree_allocators): Likewise.
2314         (main): Call write_typed_alloc_defns and
2315         write_splay_tree_allocators.
2316
2317         * lto-streamer.h (lto_file_decl_data_ptr): New.
2318
2319         * passes.c (order): Define using cgraph_node_ptr.
2320
2321         * strinpool.c (struct string_pool_data): Declare nested_ptr using
2322         ht_identifier_ptr.
2323
2324         * gimple.h (union gimple_statement_d): Likewise.
2325
2326         * rtl.h (struct rtx_def): Likewise.
2327         (struct rtvec_def): Likewise.
2328
2329         * tree.h (union tree_node): Likewise.
2330
2331         * tree-ssa-operands.h (struct ssa_operand_memory_d): Likewise.
2332
2333         * cfgloop.c (record_loop_exits): Use htab_create_ggc.
2334
2335         * tree-scalar-evolution.c (scev_initialize): Likewise.
2336
2337         * alias.c (record_alias_subset): Update splay_tree_new_ggc call.
2338
2339         * dwarf2asm.c (dw2_force_const_mem): Likewise.
2340
2341         * omp-low.c (lower_omp_critical): Likewise.
2342
2343         * bitmap.h (struct bitmap_head_def): Update comment to not
2344         reference ggc_alloc.
2345
2346         * config/pa/pa.c (get_deferred_label): Use GGC_RESIZEVEC.
2347
2348         * ira.c (fix_reg_equiv_init): Use GGC_RESIZEVEC.
2349
2350         * ipa-prop.c (duplicate_ggc_array): Rename to
2351         duplicate_ipa_jump_func_array.  Use typed GC allocation.
2352         (ipa_edge_duplication_hook): Call duplicate_ipa_jump_func_array.
2353
2354         * gimple.c (gimple_alloc_stat): Use
2355         ggc_alloc_cleared_gimple_statement_d_stat.
2356
2357         * varasm.c (create_block_symbol): Use ggc_alloc_zone_rtx_def.
2358
2359         * tree.c (make_node_stat): Use
2360         ggc_alloc_zone_cleared_tree_node_stat.
2361         (make_tree_vec_stat): Likewise.
2362         (build_vl_exp_stat): Likewise.
2363         (copy_node_stat): Use ggc_alloc_zone_tree_node_stat.
2364         (make_tree_binfo_stat): Likewise.
2365         (tree_cons_stat): Likewise.
2366
2367         * rtl.c (rtx_alloc_stat): Use ggc_alloc_zone_rtx_def_stat.
2368         (shallow_copy_rtx_stat): Likewise.
2369         (make_node_stat): Likewise.
2370
2371         * lto-symtab.c: Fix comment.
2372
2373         * tree-cfg.c (create_bb): Update comment to not reference
2374         ggc_alloc_cleared.
2375         * tree-ssa-structalias.c (struct heapvar_for_stmt): Fix param_is value.
2376
2377         * varpool.c (varpool_node): Use typed GC allocation.
2378         (varpool_extra_name_alias): Likewise.
2379
2380         * varasm.c (emutls_decl): Likewise.
2381         (get_unnamed_section): Likewise.
2382         (get_noswitch_section): Likewise.
2383         (get_section): Likewise.
2384         (get_block_for_section): Likewise.
2385         (build_constant_desc): Likewise.
2386         (create_constant_pool): Likewise.
2387         (force_const_mem): Likewise.
2388
2389         * tree.c (build_vl_exp_stat): Likewise.
2390         (build_real): Likewise.
2391         (build_string): Likewise.
2392         (decl_debug_expr_insert): Likewise.
2393         (decl_value_expr_insert): Likewise.
2394         (type_hash_add): Likewise.
2395         (build_omp_clause): Likewise.
2396
2397         * tree-ssanames.c (duplicate_ssa_name_ptr_info): Likewise.
2398
2399         * tree-ssa.c (init_tree_ssa): Likewise.
2400
2401         * tree-ssa-structalias.c (heapvar_insert): Likewise.
2402
2403         * tree-ssa-operands.c (ssa_operand_alloc): Likewise.
2404
2405         * tree-ssa-loop-niter.c (record_estimate): Likewise.
2406
2407         * tree-ssa-alias.c (get_ptr_info): Likewise.
2408
2409         * tree-scalar-evolution.c (new_scev_info_str): Likewise.
2410
2411         * tree-phinodes.c (allocate_phi_node): Likewise.
2412
2413         * tree-iterator.c (tsi_link_before): Likewise.
2414         (tsi_link_after): Likewise.
2415
2416         * tree-eh.c (add_stmt_to_eh_lp_fn): Likewise.
2417
2418         * tree-dfa.c (create_var_ann): Likewise.
2419
2420         * tree-cfg.c (create_bb): Likewise.
2421
2422         * toplev.c (alloc_for_identifier_to_locale): Likewise.
2423         (general_init): Likewise.
2424
2425         * stringpool.c (stringpool_ggc_alloc): Likewise.
2426         (gt_pch_save_stringpool): Likewise.
2427
2428         * sese.c (if_region_set_false_region): Likewise.
2429
2430         * passes.c (do_per_function_toporder): Likewise.
2431
2432         * optabs.c (set_optab_libfunc): Likewise.
2433         (set_conv_libfunc): Likewise.
2434
2435         * lto-symtab.c (lto_symtab_register_decl): Likewise.
2436
2437         * lto-streamer-in.c (lto_input_eh_catch_list): Likewise.
2438         (input_eh_region): Likewise.
2439         (input_eh_lp): Likewise.
2440         (make_new_block): Likewise.
2441         (unpack_ts_real_cst_value_fields): Likewise.
2442
2443         * lto-section-in.c (lto_new_in_decl_state): Likewise.
2444
2445         * lto-cgraph.c (input_node_opt_summary): Likewise.
2446
2447         * loop-init.c (loop_optimizer_init): Likewise.
2448
2449         * lambda.h (lambda_vector_new): Likewise.
2450
2451         * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2452
2453         * ira.c (update_equiv_regs): Likewise.
2454
2455         * ipa.c (cgraph_node_set_new): Likewise.
2456         (cgraph_node_set_add): Likewise.
2457         (varpool_node_set_new): Likewise.
2458         (varpool_node_set_add): Likewise.
2459
2460         * ipa-prop.c (ipa_compute_jump_functions_for_edge): Likewise.
2461         (duplicate_ipa_jump_func_array): Likewise.
2462         (ipa_read_node_info): Likewise.
2463
2464         * ipa-cp.c (ipcp_create_replace_map): Likewise.
2465
2466         * integrate.c (get_hard_reg_initial_val): Likewise.
2467
2468         * gimple.c (gimple_alloc_stat): Likewise.
2469         (gimple_build_omp_for): Likewise.
2470         (gimple_seq_alloc): Likewise.
2471         (gimple_copy): Likewise.
2472
2473         * gimple-iterator.c (gsi_insert_before_without_update): Likewise.
2474         (gsi_insert_after_without_update): Likewise.
2475
2476         * function.c (add_frame_space): Likewise.
2477         (insert_temp_slot_address): Likewise.
2478         (assign_stack_temp_for_type): Likewise.
2479         (allocate_struct_function): Likewise.
2480         (types_used_by_var_decl_insert): Likewise.
2481
2482         * except.c (init_eh_for_function): Likewise.
2483         (gen_eh_region): Likewise.
2484         (gen_eh_region_catch): Likewise.
2485         (gen_eh_landing_pad): Likewise.
2486         (add_call_site): Likewise.
2487
2488         * emit-rtl.c (get_mem_attrs): Likewise.
2489         (get_reg_attrs): Likewise.
2490         (start_sequence): Likewise.
2491         (init_emit): Likewise.
2492
2493         * dwarf2out.c (new_cfi): Likewise.
2494         (queue_reg_save): Likewise.
2495         (dwarf2out_frame_init): Likewise.
2496         (new_loc_descr): Likewise.
2497         (find_AT_string): Likewise.
2498         (new_die): Likewise.
2499         (add_var_loc_to_decl): Likewise.
2500         (clone_die): Likewise.
2501         (clone_as_declaration): Likewise.
2502         (break_out_comdat_types): Likewise.
2503         (new_loc_list): Likewise.
2504         (loc_descriptor): Likewise.
2505         (add_loc_descr_to_each): Likewise.
2506         (add_const_value_attribute): Likewise.
2507         (tree_add_const_value_attribute): Likewise.
2508         (add_comp_dir_attribute): Likewise.
2509         (add_name_and_src_coords_attributes): Likewise.
2510         (lookup_filename): Likewise.
2511         (store_vcall_insn): Likewise.
2512         (dwarf2out_init): Likewise.
2513
2514         * dbxout.c (dbxout_init): Likewise.
2515
2516         * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
2517
2518         * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
2519
2520         * config/score/score7.c (score7_output_external): Likewise.
2521
2522         * config/score/score3.c (score3_output_external): Likewise.
2523
2524         * config/s390/s390.c (s390_init_machine_status): Likewise.
2525
2526         * config/rs6000/rs6000.c (builtin_function_type): Likewise.
2527         (rs6000_init_machine_status): Likewise.
2528         (output_toc): Likewise.
2529
2530         * config/pa/pa.c (pa_init_machine_status): Likewise.
2531         (get_deferred_plabel): Likewise.
2532
2533         * config/moxie/moxie.c (moxie_init_machine_status): Likewise.
2534
2535         * config/mmix/mmix.c (mmix_init_machine_status): Likewise.
2536
2537         * config/mips/mips.c (mflip_mips16_use_mips16_p): Likewise.
2538
2539         * config/mep/mep.c (mep_init_machine_status): Likewise.
2540         (mep_note_pragma_flag): Likewise.
2541
2542         * config/m32c/m32c.c (m32c_init_machine_status): Likewise.
2543
2544         * config/iq2000/iq2000.c (iq2000_init_machine_status): Likewise.
2545
2546         * config/ia64/ia64.c (ia64_init_machine_status): Likewise.
2547
2548         * config/i386/winnt.c (i386_pe_record_external_function): Likewise.
2549         (i386_pe_maybe_record_exported_symbol): Likewise.
2550
2551         * config/i386/i386.c (get_dllimport_decl): Likewise.
2552         (ix86_init_machine_status): Likewise.
2553         (assign_386_stack_local): Likewise.
2554
2555         * config/frv/frv.c (frv_init_machine_status): Likewise.
2556
2557         * config/darwin.c (machopic_indirection_name): Likewise.
2558
2559         * config/cris/cris.c (cris_init_machine_status): Likewise.
2560
2561         * config/bfin/bfin.c (bfin_init_machine_status): Likewise.
2562
2563         * config/avr/avr.c (avr_init_machine_status): Likewise.
2564
2565         * config/arm/arm.c (arm_init_machine_status): Likewise.
2566
2567         * config/alpha/alpha.c (alpha_init_machine_status): Likewise.
2568         (alpha_need_linkage): Likewise.
2569         (alpha_use_linkage): Likewise.
2570
2571         * cgraph.c (cgraph_allocate_node): Likewise.
2572         (cgraph_create_edge_1): Likewise.
2573         (cgraph_create_indirect_edge): Likewise.
2574         (cgraph_add_asm_node): Likewise.
2575
2576         * cfgrtl.c (init_rtl_bb_info): Likewise.
2577
2578         * cfgloop.c (alloc_loop): Likewise.
2579         (rescan_loop_exit): Likewise.
2580
2581         * cfg.c (init_flow): Likewise.
2582         (alloc_block): Likewise.
2583         (unchecked_make_edge): Likewise.
2584
2585         * c-parser.c (c_parse_init): Likewise.
2586         (c_parse_file): Likewise.
2587
2588         * c-decl.c (bind): Likewise.
2589         (record_inline_static): Likewise.
2590         (push_scope): Likewise.
2591         (make_label): Likewise.
2592         (lookup_label_for_goto): Likewise.
2593         (finish_struct): Likewise.
2594         (finish_enum): Likewise.
2595         (c_push_function_context): Likewise.
2596
2597         * bitmap.c (bitmap_element_allocate): Likewise.
2598         (bitmap_gc_alloc_stat): Likewise.
2599
2600         * alias.c (record_alias_subset): Likewise.
2601         (init_alias_analysis): Likewise.
2602
2603 2010-06-08  Shujing Zhao  <pearly.zhao@oracle.com>
2604
2605         * fold-const.c (fold_comparison): Remove redundant parenthesis.
2606         * tree-inline.c (expand_call_inline): Pass translated return value of
2607         cgraph_inline_failed_string to diagnostic function.
2608
2609 2010-06-08  Andrew Pinski <pinskia@gmail.com>
2610             Shujing Zhao  <pearly.zhao@oracle.com>
2611
2612         PR c/37724
2613         * c-typeck.c (convert_for_assignment): Call pedwarn_init if the
2614         implicit bad conversions is initialization.
2615         (error_init): Use gmsgid instead of msgid for argument name and change
2616         the call for error.
2617         (pedwarn_init): Use gmsgid instead of msgid for argument name and
2618         change the call for pedwarn.
2619         (warning_init): Use gmsgid instead of msgid for argument name and
2620         change the call for warning.
2621
2622 2010-06-07  Nathan Froyd  <froydnj@codesourcery.com>
2623
2624         * config/mips/mips-protos.h (mips_print_operand): Delete.
2625         (mips_print_operand_address): Delete.
2626         * config/mips/mips.h (mips_print_operand_punct): Delete.
2627         (PRINT_OPERAND): Delete.
2628         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
2629         (PRINT_OPERAND_ADDRESS): Delete.
2630         * config/mips/mips.c (mips_print_operand_punct): Make static.
2631         (mips_print_operand_address): Make static.
2632         (mips_print_operand): Make static.  Call
2633         mips_print_operand_punct_valid_p.
2634         (mips_print_operand_punct_valid_p): New function.
2635         (TARGET_PRINT_OPERAND, TARGET_PRINT_OPERAND_ADDRESS): Define.
2636         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
2637
2638 2010-06-07  Jan Hubicka  <jh@suse.cz>
2639
2640         PR middle-end/44454
2641         (df_lr_top_dump, df_lr_bottom_dump): Check that in/out bitmaps
2642         are allocated.
2643
2644 2010-06-07  Kaz Kojima  <kkojima@gcc.gnu.org>
2645
2646         * config/sh/sh.c (sh_build_builtin_va_list): Set tree type
2647         name of RECORD.
2648
2649 2010-06-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2650
2651         * doc/sourcebuild.texi (Effective-Target Keywords, Other
2652         attributes): Document gas.
2653
2654 2010-06-07  Uros Bizjak  <ubizjak@gmail.com>
2655
2656         * config/i386/i386.md (*add<mode>_1): Remove alternative 2.
2657         <TYPE_LEA>: Split instruction.
2658         <default>: Remove alternative 2 handling.
2659         (*addsi_1_zext) <TYPE_LEA>: Split instruction.
2660         (add lea splitter): Generate SImode lea for mode sizes <= SImode.
2661         (add_zext lea splitter): Use ix86_lea_for_add_ok in insn predicate.
2662
2663         (*movsi_1) <TYPE_LEA>: Use %a modifier to output operand 1.
2664         (ashift_zext lea splitter): Use DImode for multiplication.
2665
2666         * config/i386/i386.c (ix86_expand_epilogue): Do not use ix86_gen_add
2667         to generate addition.
2668
2669 2010-06-07  Joseph Myers  <joseph@codesourcery.com>
2670
2671         * common.opt (fira-verbose): Use Var.
2672         (fpcc-struct-return): Use Init instead of VarExists.
2673         * defaults.h (DEFAULT_PCC_STRUCT_RETURN): Move definition from
2674         toplev.c.
2675         * flags.h (flag_signed_char, flag_short_enums,
2676         flag_pcc_struct_return, flag_ira_verbose,
2677         flag_detailed_statistics, flag_remove_unreachable_functions): Remove.
2678         * toplev.c (flag_detailed_statistics, flag_signed_char,
2679         flag_short_enums, flag_pcc_struct_return, flag_ira_verbose): Remove.
2680         (DEFAULT_PCC_STRUCT_RETURN): Move definition to defaults.h.
2681         * toplev.h (flag_crossjumping, flag_if_conversion,
2682         flag_if_conversion2, flag_keep_static_consts, flag_peel_loops,
2683         flag_rerun_cse_after_loop, flag_thread_jumps, flag_tracer,
2684         flag_unroll_loops, flag_unroll_all_loops, flag_unswitch_loops,
2685         flag_cprop_registers, time_report, flag_ira_loop_pressure,
2686         flag_ira_coalesce, flag_ira_move_spills,
2687         flag_ira_share_save_slots, flag_ira_share_spill_slots): Remove.
2688
2689 2010-06-07  Jan Hubicka  <jh@suse.cz>
2690
2691         * df-core.c (df_analyze_problem): Do verification after allocation.
2692
2693         * df-problems.c (df_lr_problem_data): Add lr_bitmaps.
2694         (df_lr_alloc): Initialize problem data; move bitmaps to
2695         lr_bitmaps obstack.
2696         (df_lr_finalize): Free problem data; do not bother to free bitmaps.
2697         (df_lr_verify_solution_start): Do not initialize problem data;
2698         allocate bitmaps in lr_bitmaps.
2699         (df_lr_verify_solution_end): Do not free problem data.
2700
2701 2010-06-07  Jan Hubicka  <jh@suse.cz>
2702
2703         * cgraph.c (cgraph_edge_cannot_lead_to_return): Also check
2704         if caller is noreturn.
2705         * ipa-reference.c (analyze_function): Use ipa_ref_cannot_lead_to_return
2706         * ipa-ref.h (ipa_ref_cannot_lead_to_return): New function.
2707         * ipa-ref.c (ipa_ref_cannot_lead_to_return): New function.
2708         * ipa-pure-const.c (check_decl): Add IPA parameter.
2709         (state_from_flags): New function.
2710         (better_state, worse_state): New functions.
2711         (check_call): When in IPA mode, do not care about callees.
2712         (check_load, check_store): Update.
2713         (check_ipa_load, check_ipa_store): New.
2714         (check_stmt): When in IPA mode, use IPA checkers.
2715         (analyze_function): Use state_from_flags.
2716         (propagate): Check indirect edges and references.
2717
2718 2010-06-07  Kazu Hirata  <kazu@codesourcery.com>
2719
2720         PR rtl-optimization/44404
2721         * auto-inc-dec.c (find_inc): Use reg_overlap_mentioned_p instead
2722         of count_occurrences to see if it's safe to modify mem_insn.
2723
2724 2010-06-07  Richard Guenther  <rguenther@suse.de>
2725
2726         * gimplify.c (gimplify_cleanup_point_expr): For empty body
2727         and EH-only cleanup drop the cleanup instead of inserting it
2728         unconditionally.
2729
2730 2010-06-07  Ira Rosen  <irar@il.ibm.com>
2731
2732         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Update
2733         documentation.
2734         * targhooks.c (default_builtin_vectorization_cost): New function.
2735         * targhooks.h (default_builtin_vectorization_cost): Declare.
2736         * target.h (enum vect_cost_for_stmt): Define.
2737         (builtin_vectorization_cost): Change argument and comment.
2738         * tree-vectorizer.h: Remove cost model macros.
2739         * tree-vect-loop.c: Include target.h.
2740         (vect_get_cost): New function.
2741         (vect_estimate_min_profitable_iters): Replace cost model macros with
2742         calls to vect_get_cost.
2743         (vect_model_reduction_cost, vect_model_induction_cost): Likewise.
2744         * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Add
2745         default implementation.
2746         * tree-vect-stmts.c (cost_for_stmt): Replace cost model macros with
2747         calls to target hook builtin_vectorization_cost.
2748         (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
2749         Likewise.
2750         * Makefile.in (tree-vect-loop.o): Add dependency on TARGET_H.
2751         * config/spu/spu.c (spu_builtin_vectorization_cost): Replace with new
2752         implementation to return costs.
2753         * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
2754         * config/spu/spu.h: Remove vectorizer cost model macros.
2755         * config/i386/i386.h: Likewise.
2756         * tree-vect-slp.c (vect_build_slp_tree): Replace cost model macro with
2757         a call to target hook builtin_vectorization_cost.
2758
2759 2010-06-06  Sriraman Tallam  <tmsriram@google.com>
2760
2761         PR target/44319
2762         * config/i386/i386.c (override_options): Turn zee pass on for level 2
2763         and above and defer till target is known.
2764         (optimization_options): Turn on zee pass if TARGET_64BIT is set and
2765         turn off otherwise.
2766
2767 2010-05-25  Jan Hubicka  <jh@suse.cz>
2768
2769         * df-core.c (df_set_blocks): Use bitmap_head instead of bitmap.
2770         (df_compact_blocks): Likewise.
2771         * df.h (struct df): Turn hardware_regs_used,
2772         regular_block_artificial_uses, eh_block_artificial_uses,
2773         insns_to_delete, insns_to_rescan, insns_to_notes_rescan into
2774         bitmap_head.
2775         * df-problems.c (df_lr_local_compute, df_lr_confluence_0,
2776         df_byte_lr_alloc, df_simulate_fixup_sets): Update.
2777         * df-scan.c (df_scan_free_internal, df_scan_alloc, df_scan_start_dump,
2778         df_scan_blocks, df_insn_delete, df_insn_rescan,
2779         df_insn_rescan_debug_internal, df_insn_rescan_all,
2780         df_process_deferred_rescans, df_process_deferred_rescans,
2781         df_notes_rescan, df_get_call_refs, df_get_call_refs,
2782         regs_invalidated_by_call_regset, df_get_call_refs, df_bb_refs_collect,
2783         df_record_entry_block_defs, df_record_exit_block_uses,
2784         df_update_exit_block_uses, df_bb_verify, df_entry_block_bitmap_verify,
2785         df_scan_verify): Update.
2786
2787 2010-05-25  Dodji Seketeli  <dodji@redhat.com>
2788
2789         PR c++/44188
2790         * c-common.c (is_typedef_decl): Move this definition ...
2791         * tree.c (is_typedef_decl): ... here.
2792         (typdef_variant_p): Move definition here from gcc/cp/tree.c.
2793         * c-common.h (is_typedef_decl): Move this declaration ...
2794         * tree.h (is_typedef_decl): ... here.
2795         (typedef_variant_p): Move declaration here from gcc/cp/cp-tree.h
2796         * dwarf2out.c (is_naming_typedef_decl): New function.
2797         (gen_tagged_type_die): Split out of ...
2798         (gen_type_die_with_usage): ... this function. When an anonymous
2799         tagged type is named by a typedef, make sure a DW_TAG_typedef DIE
2800         is emitted for the typedef.
2801         (gen_typedef_die): Emit DW_TAG_typedef also for typedefs naming
2802         anonymous tagged types.
2803
2804 2010-06-06  Manuel López-Ibáñez  <manu@gcc.gnu.org>
2805
2806         PR c/20000
2807         * c-decl.c (grokdeclarator): Delete warning.
2808
2809 2010-06-06  Eric Botcazou  <ebotcazou@adacore.com>
2810
2811         * stor-layout.c (self_referential_size): Set UNKNOWN_LOCATION on the
2812         newly built CALL_EXPR.
2813         * tree-profile.c (tree_profiling): Don't profile functions produced
2814         for built-in stuff.
2815
2816 2010-06-06  Segher Boessenkool  <segher@kernel.crashing.org>
2817
2818         PR bootstrap/44427
2819         PR bootstrap/44428
2820         * genautomata.c (SET_BIT, CLEAR_BIT, TEST_BIT): Make these macros
2821         endianness-independent.
2822
2823 2010-06-05  Steven Bosscher  <steven@gcc.gnu.org>
2824
2825         * c-common.c: Move to c-family/.
2826         * c-common.def: Likewise.
2827         * c-common.h: Likewise.
2828         * c-cppbuiltin.c: Likewise.
2829         * c-dump.c: Likewise.
2830         * c-format.c: Likewise.
2831         * c-format.h : Likewise.
2832         * c-gimplify.c: Likewise.
2833         * c-lex.c: Likewise.
2834         * c-omp.c: Likewise.
2835         * c.opt: Likewise.
2836         * c-opts.c: Likewise.
2837         * c-pch.c: Likewise.
2838         * c-ppoutput.c: Likewise.
2839         * c-pragma.c: Likewise.
2840         * c-pragma.h: Likewise.
2841         * c-pretty-print.c: Likewise.
2842         * c-pretty-print.h: Likewise.
2843         * c-semantics.c: Likewise.
2844         * stub-objc.c: Likewise.
2845
2846         * gengtype.c (get_file_langdir): Special-case files in c-family/.
2847         (get_output_file_with_visibility): Fix name for c-common.h.
2848         * c-config-lang.in: Update paths in gtfiles for files in c-family/.
2849
2850         * c-tree.h: Update include path for moved files.
2851         * c-lang.c: Likewise.
2852         * c-lang.h: Likewise.
2853         * c-parser.c: Likewise.
2854         * c-convert.c: Likewise.
2855         * c-decl.c: Likewise.
2856         * c-objc-common.c: Likewise.
2857         * configure.ac: Make sure c-family/ exists in the build directory.
2858         * configure: Regenerate.
2859         * Makefile.in: Update paths for moved files.  Regroup files per
2860         location and update dependencies.  Move generated_files down after
2861         ALL_GTFILES_H.
2862
2863         * config/spu/spu-c.c: Update paths for moved files.
2864         * config/mep/mep-pragma.c: Likewise.
2865         * config/darwin-c.c: Likewise.
2866         * config/i386/msformat-c.c: Likewise.
2867         * config/i386/i386-c.c: Likewise.
2868         * config/avr/avr-c.c: Likewise.
2869         * config/sol2-c.c: Likewise.
2870         * config/ia64/ia64-c.c: Likewise.
2871         * config/rs6000/rs6000-c.c: Likewise.
2872         * config/arm/arm.c: Likewise.
2873         * config/arm/arm-c.c: Likewise.
2874         * config/h8300/h8300.c: Likewise.
2875         * config/v850/v850-c.c: Likewise.
2876
2877         * config/t-darwin: Fix dependencies for moved files.
2878         * config/t-sol2: Fix dependencies for moved files.
2879         * config/mep/t-mep: Fix dependencies for moved files.
2880         * config/ia64/t-ia64: Fix dependencies for moved files.
2881         * config/rs6000/t-rs6000: Fix dependencies for moved files.
2882         * config/v850/t-v850: Fix dependencies for moved files.
2883         * config/v850/t-v850e: Fix dependencies for moved files.
2884
2885         * config/m32c/m32c-pragma.c
2886
2887         * po/exgettext: Look in c-family/ also.
2888
2889 2010-06-05  Eric Botcazou  <ebotcazou@adacore.com>
2890
2891         * tree-ssa-dce.c (mark_last_stmt_necessary): New function.
2892         (mark_control_dependent_edges_necessary): Call it instead of marking
2893         the last statement manually.
2894         (propagate_necessity): Likewise.
2895
2896 2010-06-05  Jan Hubicka  <jh@suse.cz>
2897
2898         * basic-block.h (compute_dominance_frontiers): Updated.
2899         (compute_idf): Likewise.
2900
2901         * tree-into-ssa.c (insert_phi_nodes): Use bitmap heads
2902         for dominance frontiers.
2903         (rewrite_into_ssa): Update for bitmap heads in dominance frontiers.
2904         (insert_updated_phi_nodes_for): Likewise.
2905         (update_ssa): Likewise.
2906         * cfganal.c (compute_dominance_frontiers_1): Likewise.
2907         (compute_dominance_frontiers): Likewise.
2908         (compute_idf): Likewise.
2909         * df-problems.c (df_md_local_compute): Likewise.
2910
2911 2010-06-05  Anatoly Sokolov  <aesok@post.ru>
2912
2913         * target.h (struct gcc_target): Add memory_move_cost field.
2914         * target-def.h (TARGET_MEMORY_MOVE_COST): New.
2915         (TARGET_INITIALIZER): Use TARGET_MEMORY_MOVE_COST.
2916         * targhooks.c (default_memory_move_cost): New function.
2917         * targhooks.h (default_memory_move_cost): Declare function.
2918         * reload.h (memory_move_cost): Declare.
2919         (memory_move_secondary_cost): Change type of 'in' argument to bool.
2920         * reginfo.c (memory_move_cost): New function.
2921         (memory_move_secondary_cost): Change type of 'in' argument to bool.
2922         * ira.h (ira_memory_move_cost): Update comment.
2923         * ira.c: (ira_memory_move_cost): Update comment.
2924         (setup_class_subset_and_memory_move_costs): Replace MEMORY_MOVE_COST
2925         with memory_move_cost.
2926         * postreload.c (reload_cse_simplify_set): (Ditto.).
2927         * reload1.c (choose_reload_regs): (Ditto.).
2928         * doc/tm.texi (TARGET_MEMORY_MOVE_COST): New.
2929         (MEMORY_MOVE_COST):  Revise documentation.
2930
2931         * config/i386/i386.h (MEMORY_MOVE_COST): Remove macro.
2932         * config/i386/i386-protos.h (int ix86_memory_move_cost): Remove.
2933         * config/i386/i386.h (ix86_memory_move_cost): Make static. Change
2934         type of 'in' argument to bool.
2935         (TARGET_MEMORY_MOVE_COST): Define.
2936
2937 2010-06-05  Jan Hubicka  <jh@suse.cz>
2938
2939         * ipa-pure-const.c (propagate): Fix typo in handling of functions
2940         that cannot return.  Be more careful when merging the results with
2941         previously known ones.
2942
2943 2010-06-05  Matthias Klose  <doko@ubuntu.com>
2944
2945         * gcc.c (cc1_options, cpp_unique_options): Use find-plugindir spec
2946         function to add the -iplugindir option.
2947         (find_plugindir_spec_function): Add new declaration and function.
2948         (static_spec_func): Use it for "find-plugindir".
2949
2950 2010-06-05  Jakub Jelinek  <jakub@redhat.com>
2951
2952         PR c++/44361
2953         * c-typeck.c (mark_exp_read): Handle C_MAYBE_CONST_EXPR.
2954         * c-parser.c (c_parser_postfix_expression): Call mark_exp_read on
2955         statement expression.
2956
2957 2010-06-05  Jan Hubicka  <jh@suse.cz>
2958
2959         * df-problems.c (seen_in_block, seen_in_insn): Convert to bitmap_head.
2960         (df_rd_problem_data): Convert sparse_invalidated_by_call,
2961         dense_invalidated_by_call to bitmap head.
2962         (df_rd_alloc, df_rd_bb_local_compute_process_def,
2963         df_rd_bb_local_compute, df_rd_confluence_n, df_rd_transfer_function,
2964         df_rd_start_dump, df_lr_verify_transfer_functions,
2965         df_live_verify_transfer_functions, df_chain_create_bb,
2966         df_chain_add_problem, df_byte_lr_check_regs, df_byte_lr_alloc,
2967         df_byte_lr_confluence_0, df_byte_lr_confluence_n, df_note_compute,
2968         df_simulate_one_insn_forwards, df_md_alloc,
2969         df_md_bb_local_compute_process_def,
2970         df_md_bb_local_compute_process_def, df_md_local_compute,
2971         df_md_transfer_function df_md_free): Update.
2972
2973 2010-06-05  Joseph Myers  <joseph@codesourcery.com>
2974
2975         PR c/44322
2976         * c-typeck.c (build_unary_op): Merge qualifiers into pointer
2977         target type for ADDR_EXPR; require no changes to qualifiers except
2978         for function types.
2979         * c-tree.h (c_build_type_variant): Remove.
2980
2981 2010-06-05  Segher Boessenkool  <segher@kernel.crashing.org>
2982
2983         * genautomata.c (get_excl_set): Do work per element, not per char.
2984         (check_presence_pattern_sets): Similar.
2985         (check_absence_pattern_sets): Similar.
2986
2987 2010-06-05  Segher Boessenkool  <segher@kernel.crashing.org>
2988
2989         * genautomata.c (curr_state_pass_num): Delete.
2990         (min_issue_delay_pass_states): Delete.
2991         (min_issue_delay): Delete.
2992         (initiate_min_issue_delay_pass_states): Delete.
2993         (output_min_issue_delay_table): Compute min_issue_delay_vect
2994         using a breadth-first search variant.
2995         (output_tables): Don't call initiate_min_issue_delay_pass_states.
2996
2997 2010-06-04  H.J. Lu  <hongjiu.lu@intel.com>
2998
2999         PR boostrap/44421
3000         * df-problems.c (df_lr_bb_local_compute): Updated for embedded bitmaps.
3001         (df_byte_lr_bb_local_compute): Likewise.
3002
3003 2010-06-03  Jason Merrill  <jason@redhat.com>
3004
3005         Implement noexcept operator (5.3.7)
3006         * c-common.c (c_common_reswords): Add noexcept.
3007         * c-common.h (enum rid): Add RID_NOEXCEPT.
3008
3009 2010-06-04  Joseph Myers  <joseph@codesourcery.com>
3010
3011         * config/darwin-driver.c (darwin_default_min_version): Use
3012         GCC-specific formats in diagnostics.
3013         * cppspec.c (lang_specific_driver): Use GCC-specific formats in
3014         diagnostics.
3015         * gcc.c (translate_options, read_specs, add_sysrooted_prefix,
3016         execute, process_command, end_going_arg, do_self_spec, do_spec_1,
3017         eval_spec_function, handle_braces, process_brace_body, main,
3018         perror_with_name, used_arg, set_multilib_dir, print_multilib_info,
3019         getenv_spec_function, compare_version_strings,
3020         version_compare_spec_function): Use GCC-specific formats in
3021         diagnostics.
3022
3023 2010-06-04  Uros Bizjak  <ubizjak@gmail.com>
3024
3025         * config/i386/i386.md (*addhi_1_lea) <TYPE_INCDEC, default>: Assert
3026         that operand 0 and operand 1 are equal.
3027         (*addqi_1_lea) <TYPE_INCDEC, default>: Ditto.
3028         (*add<mode>_2) <TYPE_INCDEC>: Remove assert that operand 0
3029         and operand 1 are equal.
3030         <default>: Ditto.  Remove ??? comment.
3031         (*add<mode>_3) <TYPE_INCDEC>: Remove assert that operand 0
3032         and operand 1 are equal.
3033         <default>: Ditto.  Remove ??? comment.
3034         (*adddi_4) <default>: Remove assert that operand 0 and operand 1
3035         are equal.
3036         (*add<mode>_4) <default>: Ditto.
3037         (*add<mode>_5) <TYPE_INCDEC, default>: Ditto.
3038
3039 2010-06-04  Nathan Froyd  <froydnj@codesourcery.com>
3040
3041         * config/i386/i386-protos.h (ix86_print_operand): Declare.
3042         * config/i386/i386.c (ix86_print_operand): Make non-static.
3043         * config/i386/sol2.h (ASM_OUTPUT_CALL): Call ix86_print_operand.
3044         * output.h (output_operand): Declare.
3045         * final.c (output_operand): Make non-static.
3046
3047 2010-06-04  Alexandre Oliva  <aoliva@redhat.com>
3048
3049         PR rtl-optimization/44013
3050         * sched-deps.c (add_dependence_list_and_free): Don't free lists
3051         when processing debug insns.
3052
3053         PR debug/41371
3054         * var-tracking.c (find_loc_in_1pdv): Mark initial value before
3055         recursing.  Check that recursion is bounded.  Rename inner var
3056         to avoid hiding incoming argument.
3057
3058 2010-06-04  Uros Bizjak  <ubizjak@gmail.com>
3059
3060         * config/i386/i386.md (*addqi_2) <TYPE_INCDEC>: Do not assert that
3061         operands[2] == 255.
3062         (*addqi_3): Ditto.
3063         (*addqi_4): Ditto.
3064         (*addqi_5): Ditto.
3065         (*addqi_ext_1_rex64): Ditto.
3066         (*addqi_ext_1): Ditto.
3067
3068         (*addqi_4): Check for incdec_operand in QImode.
3069
3070         (*add<mode>_2): Macroize insn from *add<mode>_2 and *add{qi,hi}_2
3071         using SWI mode iterator.
3072         (*add<mode>_3): Ditto from *add<mode>_3 and *add{qi,hi}_3.
3073         (*add<mode>_4): Macroize insn from *add{qi,hi,si}_4 using SWI124
3074         mode iterator.
3075         (*add<mode>_5): Macroize insn from *add<mode>_5 and *add{qi,hi}_5
3076         using SWI mode iterator.
3077
3078 2010-06-04  Manuel López-Ibáñez  <manu@gcc.gnu.org>
3079
3080         PR c/25880
3081         * c-objc-common.c (c_tree_printer): Handle %V, %v and %#v.
3082         * c-format.c (gcc_diag_flag_specs): Add hash.
3083         (gcc_cxxdiag_flag_specs): Use gcc_diag_flag_specs directly.
3084         (gcc_tdiag_char_table,gcc_cdiag_char_table): Handle %V and %v.
3085         * c-pretty-print.c (pp_c_cv_qualifier): Rename as
3086         pp_c_cv_qualifiers. Handle qualifiers spelling here.
3087         (pp_c_type_qualifier_list): Call the function above.
3088         * c-pretty-print.h (pp_c_cv_qualifiers): Declare.
3089         * c-typeck.c (handle_warn_cast_qual): Print qualifiers.
3090         (WARN_FOR_QUALIFIERS): New macro.
3091         (convert_for_assignment): Use it.
3092
3093 2010-06-04  Kai Tietz  <kai.tietz@onevision.com>
3094
3095         * config/i386/cygming.h (ASM_GENERATE_INTERNAL_LABEL): Prefix by '*'.
3096
3097 2010-06-04  Jan Hubicka  <jh@suse.cz>
3098
3099         * df.h (df_rd_bb_info, df_md_bb_info, df_lr_bb_info, df_live_bb_info,
3100         df_byte_lr_bb_info): Embedd bitmap_head into the structure.
3101         (DF_LIVE_IN, DF_LIVE_OUT, DF_LR_IN, DF_LR_OUT, DF_BYTE_LR_IN,
3102         DF_BYTE_LR_OUT): Update for embedded bitmaps.
3103         * fwprop.c (single_def_use_enter_block): Likewise.
3104         * ddg.c (create_ddg_dep_from_intra_loop_link,
3105         add_cross_iteration_register_deps, build_inter_loop_deps): Likewise.
3106         * loop-iv.c (latch_dominating_def): Likewise.
3107         * df-problems.c (df_rd_free_bb_info, df_rd_alloc,
3108         df_rd_bb_local_compute_process_def, df_rd_bb_local_compute_process_def,
3109         df_rd_init_solution, df_rd_init_solution, df_rd_transfer_function,
3110         df_rd_transfer_function, df_rd_top_dump,
3111         df_rd_bottom_dump): Update.
3112         (df_lr_free_bb_info, df_lr_alloc, df_lr_reset, df_lr_bb_local_compute,
3113         df_lr_bb_local_compute, df_lr_bb_local_compute, df_lr_bb_local_compute,
3114         df_lr_bb_local_compute, df_lr_local_compute, df_lr_init, df_lr_init,
3115         df_lr_confluence_0, df_lr_free, df_lr_top_dump, df_lr_bottom_dump,
3116         df_lr_verify_solution_start, df_lr_verify_solution_end,
3117         df_lr_verify_transfer_functions, df_lr_verify_transfer_functions,
3118         df_live_free_bb_info, df_live_alloc, df_live_reset,
3119         df_live_bb_local_compute, df_live_init, df_live_transfer_function,
3120         df_live_finalize, df_live_free, df_live_top_dump, df_live_bottom_dump,
3121         df_live_verify_solution_start, df_live_verify_solution_end,
3122         df_live_verify_transfer_functions, df_chain_create_bb,
3123         df_byte_lr_free_bb_info, df_byte_lr_alloc, df_byte_lr_reset,
3124         df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
3125         df_byte_lr_bb_local_compute, df_byte_lr_bb_local_compute,
3126         df_byte_lr_bb_local_compute, df_byte_lr_local_compute, df_byte_lr_init,
3127         df_byte_lr_confluence_0, df_byte_lr_confluence_n,
3128         df_byte_lr_transfer_function, df_byte_lr_top_dump,
3129         df_byte_lr_bottom_dump, df_create_unused_note,
3130         df_note_bb_compute, df_md_free_bb_info, df_md_alloc,
3131         df_md_bb_local_compute_process_def, df_md_local_compute, df_md_reset,
3132         df_md_transfer_function, df_md_init, df_md_confluence_0,
3133         df_md_confluence_n,
3134         df_md_top_dump, df_md_bottom_dump): Update.
3135         (struct df_lr_problem_data): Embedd bitmap headers.
3136
3137 2010-06-04  Jan Hubicka  <jh@suse.cz>
3138
3139         * dce.c (dce_process_block): Do not re-scan already marked
3140         instructions.
3141
3142 2010-06-04  Bernd Schmidt  <bernds@codesourcery.com>
3143
3144         PR rtl-optimization/39871
3145         PR rtl-optimization/40615
3146         PR rtl-optimization/42500
3147         PR rtl-optimization/42502
3148         * ira.c (init_reg_equiv_memory_loc: New function.
3149         (ira): Call it twice.
3150         * reload.h (calculate_elim_costs_all_insns): Declare.
3151         * ira-costs.c: Include "reload.h".
3152         (regno_equiv_gains): New static variable.
3153         (init_costs): Allocate it.
3154         (finish_costs): Free it.
3155         (ira_costs): Call calculate_elim_costs_all_insns.
3156         (find_costs_and_classes): Take estimated elimination costs
3157         into account.
3158         (ira_adjust_equiv_reg_cost): New function.
3159         * ira.h (ira_adjust_equiv_reg_cost): Declare it.
3160         * reload1.c (init_eliminable_invariants, free_reg_equiv,
3161         elimination_costs_in_insn, note_reg_elim_costly): New static functions.
3162         (elim_bb): New static variable.
3163         (reload): Move code out of here into init_eliminable_invariants and
3164         free_reg_equiv.  Call them.
3165         (calculate_elim_costs_all_insns): New function.
3166         (eliminate_regs_1): Declare.  Add extra arg FOR_COSTS;
3167         all callers changed.  If FOR_COSTS is true, don't call alter_reg,
3168         but call note_reg_elim_costly if we turned a valid memory address
3169         into an invalid one.
3170         * Makefile.in (ira-costs.o): Depend on reload.h.
3171
3172 2010-06-04  Julian Brown  <julian@codesourcery.com>
3173
3174         * config/arm/thumb2.md (*thumb2_movdf_soft_insn): Fix alternatives
3175         for pool ranges.
3176
3177 2010-06-04  Richard Guenther  <rguenther@suse.de>
3178
3179         PR lto/41584
3180         * cgraph.h (struct varpool_node): Add lto_file_data field.
3181         * lto-cgraph.c (input_varpool_node): Initialize it.
3182
3183 2010-06-04  Uros Bizjak  <ubizjak@gmail.com>
3184
3185         * config/i386/predicates.md (pic_symbolic_operand): Remove predicate.
3186         * config/i386/i386.md (*add<mode>_1): Do not use pic_symbolic_operand
3187         predicate in "type" attribute calculation.
3188         (*addsi_1_zext): Ditto.
3189         (*add<mode>_2): Do not use pic_symbolic_operand in insn predicate.
3190         (*addsi_2_zext): Ditto.
3191         (*add<mode>_3): Ditto.
3192         (*addsi_3_zext): Ditto.
3193         (*add<mode>_5): Ditto.
3194
3195 2010-06-03  Jan Hubicka  <jh@suse.cz>
3196
3197         * tree-into-ssa.c (mark_block_for_update): Avoid redundant call
3198         of bitmap_bit_p.
3199         * cfganal.c (compute_dominance_frontiers_1): Likewise.
3200
3201 2010-06-03  Jan Hubicka  <jh@suse.cz>
3202
3203         * df-problems.c (df_create_unused_note, df_note_bb_compute):
3204         micro-optimize the checks when to add new note.
3205
3206 2010-06-03  Nathan Froyd  <froydnj@codesourcery.com>
3207
3208         * final.c (output_asm_insn): Call
3209         targetm.asm_out.print_operand_punct_valid_p.  Update comments.
3210         (output_operand): Call targetm.asm_out.print_operand.  Update comments.
3211         (output_address): Call targetm.asm_out.print_operand_address.
3212         Update comments.
3213         * target.h (struct gcc_target): Add print_operand,
3214         print_operand_address, and print_operand_punct_valid_p fields.
3215         * targhooks.h (default_print_operand): Declare.
3216         (default_print_operand_address): Declare.
3217         (default_print_operand_punct_valid_p): Declare.
3218         * targhooks.c (default_print_operand): Define.
3219         (default_print_operand_address): Define.
3220         (default_print_operand_punct_valid_p): Define.
3221         * target-def.h (TARGET_PRINT_OPERAND): Define if not defined.
3222         (TARGET_PRINT_OPERAND_ADDRESS): Likewise.
3223         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Likewise.
3224         (TARGET_ASM_OUT): Add TARGET_PRINT_OPERAND,
3225         TARGET_PRINT_OPERAND_ADDRESS, and TARGET_PRINT_OPERAND_PUNCT_VALID_P.
3226         * vmsdbgout.c (addr_const_to_string): Update comment.
3227         * config/i386/i386.c (print_operand): Rename to...
3228         (ix86_print_operand): ...this.  Make static.
3229         (print_operand_address): Rename to...
3230         (ix86_print_operand_address): ...this.  Make static.  Call
3231         ix86_print_operand instead of PRINT_OPERAND.
3232         (ix86_print_operand_punct_valid_p): New function.
3233         (TARGET_PRINT_OPERAND): Define.
3234         (TARGET_PRINT_OPERAND_ADDRESS): Define.
3235         (TARGET_PRINT_OPERAND_PUNCT_VALID_P): Define.
3236         * config/i386/i386.h (HI_REGISTER_NAMES): Update comment.
3237         (PRINT_OPERAND_PUNCT_VALID_P): Delete.
3238         (PRINT_OPERAND): Delete.
3239         (PRINT_OPERAND_ADDRESS): Delete.
3240         * config/i386/i386-protos.h (print_operand): Delete prototype.
3241         (print_operand_address): Delete prototype.
3242
3243 2010-06-03  Richard Guenther  <rguenther@suse.de>
3244
3245         PR tree-optimization/44403
3246         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref):
3247         Preserve pointer qualifiers.
3248         (vect_create_data_ref_ptr): Likewise.
3249
3250 2010-06-03  H.J. Lu  <hongjiu.lu@intel.com>
3251
3252         PR c++/44294
3253         * defaults.h (MAX_FIXED_MODE_SIZE): New.
3254
3255         * stor-layout.c (MAX_FIXED_MODE_SIZE): Removed.
3256
3257 2010-06-03  Jakub Jelinek  <jakub@redhat.com>
3258
3259         PR debug/44375
3260         * tree-cfg.c (gimple_can_merge_blocks_p): For -O0
3261         return false if merging the bbs would lead to goto_locus
3262         location being lost from the IL.
3263
3264 2010-06-03  Jan Hubicka  <jh@suse.cz>
3265             Jakub Jelinek  <jakub@redhat.com>
3266
3267         * var-tracking.c (dataflow_set_equiv_regs): Shortcut the loop if
3268         set->regs[i] is NULL or has just one entry.
3269
3270 2010-06-03  Jan Hubicka  <jh@suse.cz>
3271
3272         * lto-cgraph.c (lto_varpool_encoder_size): Remove.
3273         * lto-streamer.h (lto_varpool_encoder_size): New inline function.
3274
3275 2010-06-03  Paul Brook  <paul@codesourcery.com>
3276
3277         * config/arm/arm.c (FL_TUNE): Define.
3278         (arm_default_cpu, arm_cpu_select): Remove.
3279         (all_cores): Populate core field.
3280         (arm_selected_arch, arm_selected_cpu, arm_selected_tune): New.
3281         (arm_find_cpu): New function.
3282         (arm_handle_option): Lookup cpu/architecture names.
3283         (arm_override_options): Cleanup mcpu/march/mtune handling.
3284         (arm_file_start): Ditto.
3285
3286 2010-06-03  Alan Modra  <amodra@gmail.com>
3287
3288         PR target/44169
3289         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Add label operand.
3290         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Pass label
3291         rtx to gen_load_toc_v4_PIC_1b.  Tidy.
3292         (rs6000_emit_load_toc_table): Likewise.
3293
3294 2010-06-02  Jan Hubicka  <jh@suse.cz>
3295
3296         * passes.c (init_optimization_passes): Put ipa reference
3297         after ipa pure-const.
3298
3299 2010-06-02  Jan Hubicka  <jh@suse.cz>
3300
3301         * ipa-reference.c (ipa_reference_local_vars_info_d): Remove
3302         calls_read_all and calls_write_all.
3303         (get_reference_optimization_summary): Fix formatting.
3304         (is_proper_for_analysis): Check that decl is not readonly.
3305         (propagate_bits): Check CONST/PURE/noreturn flags.
3306         (ipa_init): Move all_module_statics to optimization_summary_obstack.
3307         (analyze_function): Ignore indirect edges.
3308         (copy_global_bitmap): For all module statics, do nothing.
3309         (generate_summary): Do not print calls_read_all/calls_write_all.
3310         (read_write_all_from_decl): Take node as argument; check
3311         cgraph_node_cannot_return.
3312         (propagate): Reorganize read_all/write_all computation;
3313         check indirect edges; check ecf flags; use all_module_statics
3314         in the results; do not free all_module_statics.
3315         (stream_out_bitmap): Handle all_module_statics.
3316         (ipa_reference_write_optimization_summary): Likewise; use
3317         varpool/cgraph encoders to get boundaries.
3318         (ipa_reference_read_optimization_summary): Read in all_module_statics;
3319         use it when possible.
3320
3321 2010-06-02  Michael Meissner  <meissner@linux.vnet.ibm.com>
3322
3323         PR target/44218
3324         * doc/invoke.texi (RS/6000 and PowerPC Options): Delete obsolete
3325         -mswdiv option.  Add -mrecip, -mrecip=<xxx>, -mrecip-precision options.
3326
3327         * doc/extend.texi (powerpc builtins): Document vec_recip,
3328         vec_rsqrt, vec_rsqrte altivec/vsx builtins.
3329
3330         * config/rs6000/rs60000-protos.h (rs6000_emit_swdiv): New function.
3331         (rs6000_emit_swrsqrt): Ditto.
3332         (rs6000_emit_swdivsf): Delete.
3333         (rs6000_emit_swdivdf): Ditto.
3334         (rs6000_emit_swrsqrtsf): Ditto.
3335
3336         * config/rs6000/rs6000.c (rs6000_recip_bits): New global to
3337         describe the reciprocal estimate support for each type.
3338         (recip_options): Map -mrecip=<opt> into option bits.
3339         (gen_2arg_fn_t): New typedef for binary rtx gen function.
3340         (rs6000_debug_reg_global): If -mdebug=reg, print the state of the
3341         reciprocal estimate instructions.
3342         (rs6000_init_hard_regno_mode_ok): Key ws constraint off of the
3343         debug -mvsx-scalar-memory switch instead of -mvsx-scalar-double.
3344         Set up rs6000_recip_bits based on the -mrecip* options.  Print the
3345         cost information if -mdebug=cost or -mdebug=reg.
3346         (rs6000_override_options): Set -mrecip-precision for power6, and
3347         power7 machines.  If -mvsx or -mdfp, enable various options that
3348         came in previous instruction set ISAs, unless the option was
3349         explicitly disabled by the command line option.  Parse
3350         -mrecip=<opt> options.
3351         (rs6000_builtin_vectorized_function): Add support for vectorizing
3352         the reciprocal estimate builtins and expansions.
3353         (rs6000_handle_option): Add -mrecip, -mrecip=<opt> support.
3354         (bdesc_2arg): Add reciprocal estimate builtins.
3355         (bdesc_1arg): Add reciprocal square root estimate builtins.
3356         (rs6000_expand_builtin): Rewrite to use a switch statement,
3357         instead of multiple if/then/elses.  Add reciprocal estimate builtins.
3358         (rs6000_init_builtins): Create declarations for reciprocal
3359         estimate builtins.
3360         (rs6000_preferred_reload_class): Simplify VSX preferences, if scalar
3361         sized, prefer traditional floating point registers, if integer
3362         vector types, prefer altivec registers.  Don't actually look at
3363         the memory address any more.
3364         (rs6000_builtin_reciprocal): Add new builtin reciprocal estimate
3365         builtins.
3366         (rs6000_load_constant_and_splat): New helper function to load up
3367         the constant for reciprocal estimate instructions.
3368         (rs6000_emit_madd): New helper function for generating
3369         multiply/add type instructions, based on the current switches.
3370         (rs6000_emit_msub): Ditto.
3371         (rs6000_emit_mnsub): Ditto.
3372         (rs6000_emit_swdiv_high_precision): Replace rs6000_emit_swdivsf to
3373         replace a divide with a reciprocal estimate and fixup, adding
3374         support for machines with high precision and vectors.
3375         (rs6000_emit_swdiv_low_precision): Rewrite rs6000_emit_swdivdf for
3376         low precision machines.
3377         (rs6000_emit_swdiv): New common function to be called to replace a
3378         division with reciprocal estimate and fixup.
3379         (rs6000_emit_swrsqrt): Replace rs6000_emit_swrsqrtsf.  Add support
3380         for double and vector types.  Add support for high precision machines.
3381
3382         * config/rs6000/rs6000.h (TARGET_FRES): New macro to say whether
3383         the reciprocal estimate instructions can be generated.
3384         (TARGET_FRE): Ditto.
3385         (TARGET_FRSQRTES): Ditto.
3386         (TARGET_FRSQRTE): Ditto.
3387         (RS6000_RECIP_*): New macros for reciprocal estimate support.
3388
3389         * config/rs6000/vector.md (rsqrte<mode>2): New insn for reciprocal
3390         square root estimate on vectors.
3391         (re<mode>2): New insn for reciprocal division estimate on vectors.
3392
3393         * config/rs6000/rs6000-buitlins.def (ALTIVEC_BUILTIN_VRSQRTFP):
3394         New builtin.
3395         (ALTIVEC_BUILTIN_VRECIPFP): Ditto.
3396         (ALTIVEC_BUITLIN_VEC_RE): Ditto.
3397         (ALTIVEC_BUILTIN_VEC_RSQRT): Ditto.
3398         (VSX_BUILTIN_RSQRT_V4SF): Ditto.
3399         (VSX_BUITLIN_RSQRT_V2DF): Ditto.
3400         (RS6000_BUILTIN_RSQRT): Ditto.