1 2012-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
2 Steven Bosscher <steven@gcc.gnu.org>
3 Maxim Kuvyrkov <maxim@codesourcery.com>
5 PR tree-optimization/38785
6 * common.opt (ftree-partial-pre): New option.
7 * doc/invoke.texi: Document it.
8 * opts.c (default_options_table): Initialize flag_tree_partial_pre.
9 * tree-ssa-pre.c (do_partial_partial_insertion): Insert only if it will
11 (execute_pre): Use flag_tree_partial_pre.
13 2012-04-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16 * config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
19 2012-04-27 Ollie Wild <aaw@google.com>
21 * doc/invoke.texi (Wliteral-suffix): Document new option.
23 2012-04-27 Tom Tromey <tromey@redhat.com>
25 * dwarf2out.c (dwarf_stack_op_name): Use get_DW_OP_name.
26 (dwarf_tag_name): Use get_DW_TAG_name.
27 (dwarf_attr_name): Use get_DW_AT_name.
28 (dwarf_form_name): Use get_DW_FORM_name.
29 * dwarf2cfi.c (dwarf_cfi_name): Use get_DW_CFA_name.
31 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
33 * tree-ssa-phiopt.c (conditional_replacement): Replace PHIs
34 whose arguments are -1 and 0, by negating the result of the
37 2012-04-27 Paolo Bonzini <bonzini@gnu.org>
40 * config/i386/i386.md (x86_mov<mode>cc_0_m1_neg): Add clobber.
42 2012-04-27 Richard Guenther <rguenther@suse.de>
44 * tree-flow.h (is_hidden_global_store): Remove.
45 * tree-ssa-sink.c (is_hidden_global_store): Likewise.
46 * tree-ssa-alias.h (ref_may_alias_global_p): Declare.
47 (stmt_may_clobber_global_p): Likewise.
48 * tree-ssa-alias.c (ref_may_alias_global_p): New function.
49 (stmt_may_clobber_global_p): Likewise.
50 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Call
51 stmt_may_clobber_global_p.
52 * tree-ssa-dse.c (dse_possible_dead_store_p): Likewise.
54 2012-04-27 Steven Bosscher <steven@gcc.gnu.org>
56 * cfg.c (disconnect_src): Do df_mark_solutions_dirty in the right
59 * tree-switch-conversion.c (struct switch_conv_info): Add range_max,
60 reorganize some fields and update comments. Rename bit_test_uniq
61 and bit_test_count to uniq resp. count. Remove bit_test_bb.
62 (collect_switch_conv_info): New function, collects info about a
63 GIMPLE_SWITCH into a struct switch_conv_info.
64 (check_range): Simplify to use pre-recorded info. Fix think-o in
65 range-branch ratio check.
66 (check_process_case): Remove function.
67 (check_all_empty_except_final): New function, verifies that all
68 non-final basic blocks are empty.
69 (process_switch): Simplify to use pre-recorded info. Call
70 collect_switch_conv_info to do that. Assert that degenerate switch
71 statements have been cleaned up.
73 2012-04-27 Marc Glisse <marc.glisse@inria.fr>
76 * tree-ssa-forwprop.c (combine_conversions): Handle INT->FP->INT.
78 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
81 * c-typeck.c (pop_init_level): Use %qD instead of %qT.
83 2012-04-27 Tom de Vries <tom@codesourcery.com>
85 PR tree-optimization/51879
86 * tree-ssa-sccvn.h (struct vn_reference_s): Add result_vdef field.
87 * tree-ssa-sccvn.c (mark_use_processed): New function, factored out
89 (defs_to_varying): ... here. Don't set use_processed.
90 (visit_reference_op_call): Handle gimple_vdef.
91 Handle case that lhs is NULL_TREE.
92 (visit_use): Use mark_use_processed. Handle calls with side-effect
93 using visit_reference_op_call.
95 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
97 * sched-deps.c (fixup_sched_groups): Rename to...
98 (chain_to_prev_insn): ...this.
99 (chain_to_prev_insn_p): New function.
100 (deps_analyze_insn): Use it instead of SCHED_GROUP_P.
102 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
104 * sched-int.h (_haifa_insn_data): Move priority_status.
106 (INSN_MODEL_INDEX): New macro.
107 * haifa-sched.c (insn_delay): New function.
108 (sched_regno_pressure_class): Update commentary.
109 (mark_regno_birth_or_death): Pass the liveness bitmap and
110 pressure array as arguments, instead of using curr_reg_live and
111 curr_reg_pressure. Only update the pressure if the bit in the
112 liveness set has changed.
113 (initiate_reg_pressure_info): Always trust the live-in set for
114 SCHED_PRESSURE_MODEL.
115 (initiate_bb_reg_pressure_info): Update call to
116 mark_regno_birth_or_death.
117 (dep_list_size): Take the list as argument.
118 (calculate_reg_deaths): New function, extracted from...
119 (setup_insn_reg_pressure_info): ...here.
120 (MODEL_BAR): New macro.
121 (model_pressure_data, model_insn_info, model_pressure_limit)
122 (model_pressure_group): New structures.
123 (model_schedule, model_worklist, model_insns, model_num_insns)
124 (model_curr_point, model_before_pressure, model_next_priority):
126 (MODEL_PRESSURE_DATA, MODEL_MAX_PRESSURE, MODEL_REF_PRESSURE)
127 (MODEL_INSN_INFO, MODEL_INSN): New macros.
128 (model_index, model_update_limit_points_in_group): New functions.
129 (model_update_limit_points, model_last_use_except): Likewise.
130 (model_start_update_pressure, model_update_pressure): Likewise.
131 (model_recompute, model_spill_cost, model_excess_group_cost): Likewise.
132 (model_excess_cost, model_dump_pressure_points): Likewise.
133 (model_set_excess_costs): Likewise.
134 (rank_for_schedule): Extend SCHED_PRIORITY_WEIGHTED ordering to
135 SCHED_PRIORITY_MODEL. Use insn_delay. Use the order in the model
136 schedule as an alternative tie-breaker. Update the call to
138 (ready_sort): Call model_set_excess_costs.
139 (update_register_pressure): Update call to mark_regno_birth_or_death.
140 Rely on that function to check liveness rather than doing it here.
141 (model_classify_pressure, model_order_p, model_add_to_worklist_at)
142 (model_remove_from_worklist, model_add_to_worklist, model_promote_insn)
143 (model_add_to_schedule, model_analyze_insns, model_init_pressure_group)
144 (model_record_pressure, model_record_pressures): New functions.
145 (model_record_final_pressures, model_add_successors_to_worklist)
146 (model_promote_predecessors, model_choose_insn): Likewise.
147 (model_reset_queue_indices, model_dump_pressure_summary): Likewise.
148 (model_start_schedule, model_finalize_pressure_group): Likewise.
149 (model_end_schedule): Likewise.
150 (schedule_insn): Say when we're scheduling the next instruction
151 in the model schedule.
152 (schedule_insn): Handle SCHED_PRESSURE_MODEL.
153 (queue_to_ready): Do not add instructions that are
154 MAX_SCHED_READY_INSNS beyond the current point of the model schedule.
155 Always allow the next instruction in the model schedule to be added.
156 (debug_ready_list): Print the INSN_REG_PRESSURE_EXCESS_COST_CHANGE
157 and delay for SCHED_PRESSURE_MODEL too.
158 (prune_ready_list): Extend SCHED_PRIORITY_WEIGHTED handling to
159 SCHED_PRIORITY_MODEL, but also take the DFA into account.
160 (schedule_block): Call model_start_schedule and model_end_schedule.
161 Extend SCHED_PRIORITY_WEIGHTED stall handling to SCHED_PRIORITY_MODEL.
162 (sched_init): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
163 to SCHED_PRESSURE_MODEL, but don't allocate saved_reg_live or
165 (sched_finish): Update accordingly.
166 (fix_tick_ready): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
167 to SCHED_PRESSURE_MODEL.
168 (add_jump_dependencies): Update call to dep_list_size.
169 (haifa_finish_h_i_d): Fix leak of max_reg_pressure.
170 (haifa_init_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE handling
171 to SCHED_PRESSURE_MODEL.
172 * sched-deps.c (init_insn_reg_pressure_info): Likewise, but don't
173 allocate INSN_MAX_REG_PRESSURE for SCHED_PRESSURE_MODEL.
174 (sched_analyze_insn): Extend INSN_REG_PRESSURE_EXCESS_COST_CHANGE
175 handling to SCHED_PRESSURE_MODEL.
177 2012-04-26 Richard Sandiford <richard.sandiford@linaro.org>
179 * common.opt (fsched-pressure-algorithm=): New option.
180 * flag-types.h (sched_pressure_algorithm): New enum.
181 * sched-int.h (sched_pressure_p): Replace with...
182 (sched_pressure): ...this new variable.
183 * haifa-sched.c (sched_pressure_p): Replace with...
184 (sched_pressure): ...this new variable.
185 (sched_regno_pressure_class, rank_for_schedule, ready_sort)
186 (update_reg_and_insn_max_reg_pressure, schedule_insn)
187 (debug_ready_list, prune_ready_list, schedule_block, sched_init)
188 (sched_finish, fix_tick_ready, haifa_init_insn): Update accordingly.
189 * sched-deps.c (init_insn_reg_pressure_info): Likewise.
190 (sched_analyze_insn): Likewise.
191 * sched-rgn.c (schedule_region): Likewise.
192 * config/m68k/m68k.c (m68k_sched_variable_issue): Likewise.
194 2012-04-26 Bernd Schmidt <bernds@codesourcery.com>
196 * PR middle-end/52997
197 * ira.c (find_moveable_pseudos): Call resize_reg_info.
200 * machmode.h (CLASS_HAS_WIDER_MODES_P): True for MODE_PARTIAL_INT.
201 * expr.c (convert_move): Honor unsignedp when extending partial int
203 * genmodes.c (complete_mode): Don't clear component field of partial
205 (emit_mode_inner): Don't emit it however.
206 (calc_wider_mode): Partial int modes widen to their component.
208 2012-04-26 David S. Miller <davem@davemloft.net>
210 * config/sparc/niagara4.md: New file.
211 * config/sparc/sparc.md: Include it.
212 * config/sparc/sparc.c (niagara4_costs): New processor costs.
213 (sparc_option_override): Use it.
214 (sparc_use_sched_lookahead): Return 2 for niagara4.
215 (sparc_issue_rate): Likewise.
217 * config/sparc/sparc.md (attr type): Delete 'fgm_cmp'.
218 (fpack16_vis, fpackfix_vis, fpack32_vis): Set type to fgm_pack.
219 (fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
220 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis): Set type to
222 (alignaddrsi_vis, alignaddrdi_vis, alignaddrlsi_vis,
223 alignaddrldi_vis): Set type to gsr.
224 (pdist_vis, pdistn<mode>_vis): Set type to fgm_pdsit.
225 (fcmp<code><GCM:gcm_name><P:mode>_vis, cmask8<P:mode>_vis,
226 cmask16<P:mode>_vis, cmask32<P:mode>_vis, fchksm16_vis,
227 v<vis3_shift_patname><mode>3, fmean16_vis,
228 fp<plusminus_insn>64_vis, <vis3_addsub_ss_patname><mode>3,
229 fucmp<code>8<P:mode>_vis): Set type to fga.
230 * config/sparc/ultra1_2.md: Remove refrences to fgm_cmp.
231 * config/sparc/niagara.md: Likewise.
232 * config/sparc/niagara2.md: Likewise.
233 * config/sparc/ultra3.md: Likewise, and fix type matching for
234 us3_ialuX reservation.
236 2012-04-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
238 * reload.c (find_reloads): Change the loop nesting when trying an
239 alternative with swapped operands.
241 2012-04-26 Manuel López-Ibáñez <manu@gcc.gnu.org>
243 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Fix
244 comment. Delete unused parameter first_exp_point_map.
245 (virt_loc_aware_diagnostic_finalizer): Update call.
247 2012-04-26 Michael Hope <michael.hope@linaro.org>
248 Richard Earnshaw <rearnsha@arm.com>
250 * config/arm/linux-eabi.h (GLIBC_DYNAMIC_LINKER_SOFT_FLOAT): Define.
251 (GLIBC_DYNAMIC_LINKER_HARD_FLOAT): Define.
252 (GLIBC_DYNAMIC_LINKER_DEFAULT): Define.
253 (GLIBC_DYNAMIC_LINKER): Redefine to use the hard float path.
255 2012-04-25 Sriraman Tallam <tmsriram@google.com>
257 * doc/extend.texi: Document avx2 support.
258 * config/i386/i386.c (fold_builtin_cpu): Add avx2.
260 2012-04-26 Hans-Peter Nilsson <hp@axis.com>
263 * config/cris/cris.md ("*andhi_lowpart_v32")
264 ("*andqi_lowpart_v32"): Change first input-only operand from
265 a (match_operand ...) to (match_dup 0). Drop alternatives with
266 const_int-matching constraints for redundancy.
267 ("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
268 three-operand alternative.
270 2012-04-25 Jakub Jelinek <jakub@redhat.com>
273 * config/i386/i386.md (and<mode>3): For andq $0xffffffff, reg
274 instead expand it as zero extension.
276 2012-04-25 H.J. Lu <hongjiu.lu@intel.com>
279 * dwarf2out.c (dbx_reg_number): Assert return value !=
282 2012-04-25 Jakub Jelinek <jakub@redhat.com>
284 * common.opt (flag_debug_types_section): Default to 0.
285 (dwarf_version): Default to 4.
286 (dwarf_record_gcc_switches): Default to 1.
287 (dwarf_strict): Default to 0.
288 * toplev.c (process_options): Don't handle dwarf_strict
289 or dwarf_version here.
290 * config/vxworks.c (vxworks_override_options): Don't
291 test whether dwarf_strict or dwarf_version are negative,
292 instead test !global_options_set.x_dwarf_*.
293 * config/darwin.c (darwin_override_options): Default to
295 * doc/invoke.texi: Note that -gdwarf-4, -grecord-gcc-switches
296 and -fno-debug-types-section are now the default.
298 2012-04-25 Jan Hubicka <jh@suse.cz>
300 * cgraphunit.c: Update toplevel comment.
301 (tree_rest_of_compilation): Merge into cgraph_expand_function.
302 (cgraph_analyze_function): Make static.
303 (cgraph_decide_is_function_needed): Make static.
304 (cgraph_add_new_function): Use expand_function instead of
306 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
307 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
309 (cgraph_inline_p): Remove.
310 (cgraph_preserve_function_body_p): Move to ipa-inline-transform.
311 (init_cgraph): Add comment.
312 * cgraphbuild.c (record_reference, mark_address, mark_load,
313 mark_store): Do not call analyze_expr hook.
314 * cgraph.c: Update toplevel comment.
315 (clone_of_p, verify_edge_count_and_frequency, cgraph_debug_gimple_stmt,
316 verify_edge_corresponds_to_fndecl, verify_cgraph_node, verify_cgraph):
317 Move fere from cgraphunit.c
318 (cgraph_mark_force_output_node): Move to cgraph.h
319 * cgraph.h: Reorder so the comments match the function placement.
320 (cgraph_analyze_function, cgraph_decide_is_function_needed): Remove.
321 (cgraph_mark_force_output_node): Move here from cgraph.c
322 * tree.c (free_lang_data): Do not clear analyze_expr hook.
323 * ipa-inline-transform.c (preserve_function_body_p): New function.
324 (inline_transform): Update.
325 * langhooks.c (lhd_callgraph_analyze_expr): Remove.
326 * langhooks.h (lang_hooks_for_callgraph): Remove.
327 (lang_hooks): Remove callgraph.
328 * tree-inline.c (expand_call_inline): Do not use cgraph_inline_p.
329 * varpool.c: Remove out of date comment.
330 * langhooks-def.h (lhd_callgraph_analyze_expr): Remove.
331 (LANG_HOOKS_CALLGRAPH_ANALYZE_EXPR): Remove.
333 2012-04-25 Jan Hubicka <jh@suse.cz>
336 * cgraphunit.c (referred_to_p): Move ahead in file to avoid forward declaration.
337 (cgraph_finalize_function): Finalize them here.
338 * symtab.c (dump_symtab): Dump ctors and dtors.
340 2012-04-25 Jakub Jelinek <jakub@redhat.com>
343 * stor-layout.c (get_best_mode): Don't return mode with bitsize
344 larger than maxbits. Don't compute maxbits modulo align.
345 Also check that unit bytes long store at bitpos / unit * unit
346 doesn't affect bits beyond bitregion_end.
347 * expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
348 would not fit into bitregion_start ... bitregion_end + 1 bit
350 (store_split_bit_field): Decrease unit close to end of bitregion_end
351 if access is restricted in order to avoid mutual recursion.
353 PR tree-optimization/53058
354 * double-int.h (double_int_max_value, double_int_min_value): New
356 * double-int.c (double_int_max_value, double_int_min_value): New
358 * tree-vrp.c (register_edge_assert_for_2): Compare mask
359 for LE_EXPR or GT_EXPR with double_int_max_value
360 instead of double_int_mask.
362 2012-04-25 Richard Guenther <rguenther@suse.de>
364 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
365 * tree-vect-loop.c (vect_transform_loop): Adjust.
366 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Record
367 the maximum number of iterations for the epilogue loop.
368 (vect_loop_versioning): Remove case re-using the peeled
371 2012-04-25 Jakub Jelinek <jakub@redhat.com>
374 * c-typeck.c (set_nonincremental_init,
375 set_nonincremental_init_from_string): Pass true instead of false
376 as IMPLICIT to add_pending_init.
378 2012-04-25 Manuel López-Ibáñez <manu@gcc.gnu.org>
380 * c-typeck.c (pop_init_level): Improve diagnostics.
382 2012-04-25 Uros Bizjak <ubizjak@gmail.com>
384 * compare-elim.c (try_eliminate_compare): Also handle operands with
387 2012-04-25 Alan Modra <amodra@gmail.com>
389 * config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
390 V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
391 SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
392 (no_global_regs_above): Delete.
393 (no_global_regs): New function.
394 (rs6000_savres_strategy): Handle vector regs. Use proper lr_save_p
395 value for load multiple test.
396 (savres_routine_syms): Increase size.
397 (rs6000_savres_routine_name, rs6000_savres_routine_sym,
398 ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
399 rather than a number of boolean flags. Update all callers.
400 (rs6000_savres_routine_name): Generate vector save/restore names.
401 (rs6000_savres_routine_sym): Handle vector regs. Delete forward decl.
402 (ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
403 (rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
404 and using_store_multiple. Expand uses. Don't always use r11 as
405 frame reg when needed for out-of-line saves. Set up initial offset
406 for out-of-line vector saves when buying stack frame. Handle pointer
407 reg setup for out-of-line fp save. Emit call to out-of-line vector
408 save function. Choose r11 or r12 for vrsave reg when available for
410 (rs6000_output_function_prologue): Don't emit .extern for ELF.
411 (rs6000_emit_epilogue): Choose a better frame reg when restoring
412 from back-chain to suit out-of-line vector restore functions. Emit
413 call to out-of-line vector restore function. Adjust register used
414 for cr restore. Tweak pointer register setup for gpr restore.
415 * config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
417 * config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
418 (V_SAVE_INLINE): Define.
419 * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
421 2012-04-25 Alan Modra <amodra@gmail.com>
423 * config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
424 out-of-line save/restore for large frames. Don't disable
425 out-of-line saves on ABI_AIX when using static chain reg.
426 (rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
427 clobber static chain reg, and tweak for out-of-line gpr saves
430 2012-04-25 Alan Modra <amodra@gmail.com>
432 * config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
433 (rs6000_emit_prologue): Use the above to catch register overlap.
435 2012-04-25 Alan Modra <amodra@gmail.com>
437 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
438 decl. Move logic selecting update reg to callers. Update all callers.
439 (rs6000_emit_allocate_stack): Add copy_off param.
440 (emit_frame_save): Don't handle reg+reg addressing.
441 (ptr_regno_for_savres): New function, extracted from..
442 (rs6000_emit_savres_rtx): ..here. Add lr_offset param.
443 (rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
444 Set frame_reg_rtx to r11 whenever r11 is needed, and merge
445 frame offset adjustment for out-of-line save with copy from sp.
446 Simplify condition controlling whether cr is saved early or
447 late. Use ptr_regno_for_savres to verify correct reg is set
448 up for out-of-line saves. Pass the actual pointer reg used to
449 rs6000_emit_savres_rtx so rtl matches insns in out-of-line
450 function. Rearrange spe vars so code is similar to that
451 elsewhere in this function. Don't update frame_off when spe
452 save code will restore r11. Use emit_frame_save for spe and
453 gpr saves. Consolidate darwin out-of-line gpr setup with that
454 for other abis. Don't assume frame_offset is zero and frame
455 reg is sp when setting up altivec reg saves, and calculate
456 exact offset requirement.
457 (rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off. Tidy
458 spe restore code. Consolidate darwin out-of-line gpr setup
459 with that for other abis.
461 2012-04-25 Alan Modra <amodra@gmail.com>
463 * config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
464 REG_FRAME_RELATED_EXPR note when the instruction exactly matches
466 (emit_frame_save): Delete frame_ptr param. Rename total_size to
468 (rs6000_emit_prologue): Add sp_off. Update rs6000_frame_related
469 and emit_frame_save calls. Cope with possibly missing note.
471 2012-04-24 Sriraman Tallam <tmsriram@google.com>
473 * config/i386/i386.c (build_processor_model_struct): New function.
474 (make_var_decl): New function.
475 (fold_builtin_cpu): New function.
476 (ix86_fold_builtin): New function.
477 (make_cpu_type_builtin): New function.
478 (ix86_init_platform_type_builtins): New function.
479 (ix86_expand_builtin): Expand new builtins by folding them.
480 (ix86_init_builtins): Make new builtins to detect CPU type.
481 (TARGET_FOLD_BUILTIN): New macro.
482 (IX86_BUILTIN_CPU_INIT): New enum value.
483 (IX86_BUILTIN_CPU_IS): New enum value.
484 (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
485 * config/i386/i386-builtin-types.def: New function type.
486 * testsuite/gcc.target/builtin_target.c: New testcase.
487 * doc/extend.texi: Document builtins.
489 2012-04-24 Olivier Hainque <hainque@adacore.com>
491 * common.opt (gdwarf-): Initialize dwarf_version to -1 instead of 2.
492 * toplev.c (process_options): Default to dwarf_version 2.
493 * config/vxworks.c (vxworks_override_options): Default to strict-dwarf
496 2012-04-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
498 * tree-pretty-print.h (default_tree_printer): Do not declare.
499 * tree-diagnostic.c: Include tree-pretty-print.h, tree-pass.h and
501 (default_tree_diagnostic_starter): Make static.
502 (default_tree_printer): Move to here. Make static.
503 (tree_diagnostics_defaults): New.
504 * tree-diagnostic.h (default_tree_diagnostic_starter): Do not declare.
505 * tree.c (free_lang_data): Use tree_diagnostics_defaults.
506 * toplev.c: Do not include tree-pass.h.
507 (default_tree_printer): Move from here.
508 (general_init): Use tree_diagnostics_defaults.
510 2012-04-24 Chao-ying Fu <fu@mips.com>
512 * config.gcc (mips64*-*-linux*): Append mips/linux-common.h to tm_file.
513 (mips*-*-linux*): Append mips/linux-common.h to tm_file.
514 * config/mips/gnu-user.h
515 (SUBTARGET_CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC directly.
516 (GNU_USER_TARGET_LINK_SPEC): New define.
517 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
518 (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC directly.
519 (GNU_USER_TARGET_MATHFILE_SPEC): New define.
520 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC and
521 GNU_USER_TARGET_ENDFILE_SPEC.
522 * config/mips/gnu-user64.h (LIB_SPEC): Remove.
523 (GNU_USER_TARGET_LINK_SPEC): New define.
524 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
525 * config/mips/linux-common.h: New file.
527 2012-04-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
530 * config/rs6000/rs6000-c.c (fully_fold_convert): New function.
531 (altivec_build_resolved_builtin): Call fully_fold_convert.
533 2012-04-24 Georg-Johann Lay <avr@gjlay.de>
536 * config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
538 2012-04-24 Richard Guenther <rguenther@suse.de>
540 PR tree-optimization/53085
541 * tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
544 2012-04-24 Richard Guenther <rguenther@suse.de>
546 * tree-if-conv.c (main_tree_if_conversion): Move bb under
549 2012-04-24 Jim Meyering <meyering@redhat.com>
551 * genattrtab.c (gen_attr): Avoid NULL-deref after diagnosing
552 absence of an define_enum call.
554 2012-04-24 Richard Guenther <rguenther@suse.de>
556 * tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): If
557 the epilogue loop is not re-used as unvectorized version
558 record the its maximum number of iterations.
560 2012-04-24 Andrew Pinski <apinski@cavium.com>
562 * tree-ssa-forwprop.c (simplify_bitwise_binary):
563 Don't directly use def1/def2.
565 2012-04-24 Richard Guenther <rguenther@suse.de>
567 PR tree-optimization/53098
568 * tree-vect-loop.c (vect_analyze_loop_operations): Fixup
571 2012-04-24 Andrew Pinski <apinski@cavium.com>
574 * tree-ssa-forwprop.c (defcodefor_name): New function.
575 (simplify_bitwise_binary): Use defcodefor_name instead of manually
576 Simplify "( X | Y) & X" to X and "( X & Y) | X" to X.
577 Simplify "(~X | Y) & X" to "X & Y" and
578 "(~X & Y) | X" to "X | Y".
580 2012-04-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
582 * recog.c (insn_invalid_p): Add IN_GROUP parameter and use
583 validate_change to add clobbers if IN_GROUP is nonzero.
584 (verify_changes): Call insn_invalid_p with IN_GROUP set to true.
585 * recog.h (insn_invalid_p): Add IN_GROUP parameter to function
587 * gcse.c (process_insert_insn): Call insn_invalid_p with IN_GROUP
589 * config/s390/s390.c (insn_invalid_p): Likewise.
591 2012-04-24 Jakub Jelinek <jakub@redhat.com>
594 * varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR of MEM_REF.
595 (output_addressed_constants): Likewise.
598 * varasm.c (get_section): Don't ICE for section conflicts with
599 built-in section kinds.
601 2012-04-23 DJ Delorie <dj@redhat.com>
603 * config/s390/s390.h (LINK_SPEC): Remove, no longer needed.
604 (LIBSTDCXX): Change to CPP2.
606 2012-04-23 H.J. Lu <hongjiu.lu@intel.com>
609 * opth-gen.awk: Check if MASK_ and TARGET_ macros are defined for
612 2012-04-23 Uros Bizjak <ubizjak@gmail.com>
614 * config/i386/i386.md (*add<mode>_2): Add r/r/0 alternative.
615 (*addsi_2_zext): Ditto.
616 (*add<mode>_3): Ditto.
617 (*addsi_3_zext): Ditto.
618 (*add<mode>_5): Ditto.
620 2012-04-23 Andrew Pinski <apinski@cavium.com>
622 * tree-ssa-forwprop.c (simplify_bitwise_binary): Simplify (A & B) OP0
623 (C & B) to (A OP0) & B.
625 2012-04-23 Martin Jambor <mjambor@suse.cz>
627 * expr.c (expand_expr_real_1): Remove setting parent's alias set for
628 temporaries created for a bitfield (reverting revision 122014).
630 2012-04-23 Richard Guenther <rguenther@suse.de>
632 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Gimplify
633 the condition using is_gimple_condexpr and avoid the not necessary
635 (set_prologue_iterations): Likewise.
636 (vect_loop_versioning): Likewise.
638 2012-04-23 Richard Guenther <rguenther@suse.de>
640 PR tree-optimization/53070
641 * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
642 (main_tree_if_conversion): Verify we succeeded in that.
644 2012-04-23 Jan Hubicka <jh@suse.cz>
646 * lto-symtab.c (lto_cgraph_replace_node): Do not call
648 * cgraph.c (cgraph_remove_node): Do not clear reachable.
649 (cgraph_mark_reachable_node): Remove.
650 (cgraph_mark_force_output_node): Do not set reachable.
651 (dump_cgraph_node): Do not dump reachable.
652 (cgraph_create_virtual_clone): Do not set reachable.
653 * cgraph.h (cgraph_node): Remove reachable flag.
654 (varpool_node): Remove reachable flag.
655 (cgraph_mark_if_needed): Remove.
656 (cgraph_mark_reachable_node): Remove.
657 * tree-emutls.c (ipa_lower_emutls): Do not check reachable.
658 * cgraphunit.c (cgraph_finalize_function): Do not mark node as
660 (cgraph_add_new_function): Likewise.
661 (cgraph_mark_if_needed): Remove.
662 (cgraph_analyze_function): Do not set target as reachable.
663 (process_function_and_variable_attributes): Do not care about
665 (cgraph_analyze_functions): Do not set reachable flags.
666 (cgraph_mark_functions_to_output): Do not check reachability.
667 (cgraph_copy_node_for_versioning): Do not set reachable flag.
668 (dbxout_expand_expr): Update.
669 * c-decl.c (merge_decls): Do not track changed externs.
670 * ipa.c: Include pointer-set.h
671 (enqueue_cgraph_node): Use reachable pointer set.
672 (process_references): Likewise.
673 (cgraph_remove_unreachable_nodes): Likewise.
674 (whole_program_function_and_variable_visibility): Do not recompute
676 * trans-mem.c (ipa_tm_execute): Do not check reachable flag.
678 2012-04-23 Georg-Johann Lay <avr@gjlay.de>
680 * doc/extend.texi (AVR Named Address Spaces): Fix typos.
682 2012-04-23 Richard Guenther <rguenther@suse.de>
685 * c-typeck.c (build_binary_op): Fix typo.
687 2012-04-23 Jakub Jelinek <jakub@redhat.com>
689 PR tree-optimizations/52891
690 * tree-vect-patterns.c (adjust_bool_pattern): Use
691 build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
692 but with non-standard precision.
694 2012-04-22 Jan Hubicka <jh@suse.cz>
696 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Bail out at NULL
699 2012-04-22 Jan Hubicka <jh@suse.cz>
701 * lto-symtab.c (lto_varpool_replace_node): Do not merge needed flags.
702 * cgraphbuild.c (record_reference, record_type_list, mark_address,
703 mark_load, mark_store): Do not mark varpool nodes as needed.
704 * cgraph.c (cgraph_new_nodes): Remove.
705 (cgraph_create_function_alias): Do not mark nodes as reachable.
706 (cgraph_add_thunk): Likewise.
707 (cgraph_mark_reachable_node): Do not manage the queue.
708 * cgraph.h (cgraph_node): Remove next_needed.
709 (varpool_nodes_queue): Remove next_needed and prev_needed.
710 (x_cgraph_nodes_queue, x_cgraph_nodes_queue, cgraph_new_nodes): Remove.
711 (cgraph_new_nodes): Declare.
712 (x_varpool_nodes_queue, varpool_nodes_queue); Remove.
713 (varpool_analyze_pending_decls): Remove.
714 (varpool_analyze_node): New.
715 (varpool_mark_needed_node): Remove.
716 (varpool_first_variable, varpool_next_variable): New inlines.
717 (varpool_first_static_initializer, varpool_next_static_initializer):
719 (FOR_EACH_STATIC_VARIABLE): Remove unused walker.
720 (varpool_first_defined_variable): New inline.
721 (varpool_next_defined_variable): New inline
722 (FOR_EACH_VARIABLE): Reimplement.
723 (FOR_EACH_DEFINED_VARIABLE): Reimplement.
724 * toplev.c (wrapup_global_declaration_2): Use analyzed instead of
726 * cgraphunit.c (cgraph_new_nodes): Declare here.
727 (enqueue_node): New function.
728 (cgraph_process_new_functions): update for new
729 node set; when constructing cgraph enqueue node for processing.
730 (cgraph_add_new_function): Use new node set.
731 (process_function_and_variable_attributes): Do not set varpool needed
733 (referred_to_p): New function.
734 (varpool_finalize_decl): Move here from varpool.c; enqueue needed node
735 when varpool is in construction.
736 (cgraph_analyze_functions): Rewrite.
737 (cgraph_expand_all_functions): Update.
738 (cgraph_output_in_order): Do not analyze pending decls; do not set
740 (cgraph_optimize): Do not analyze pending decls.
741 * lto-cgraph.c (input_varpool_node): Clear analyzed flag for objects
742 in other partition; do not mark node as needed.
743 * dwarf2out.c (reference_to_unused): Use analyzed flag.
744 (premark_types_used_by_global_vars_helper): Likewise.
745 * ipa.c (process_references): Do not call varpool_mark_needed_node.
746 (cgraph_remove_unreachable_nodes): Do not rely on varpool and
748 (function_and_variable_visibility): Do not mark node as needed.
749 (whole_program_function_and_variable_visibility): Likewise.
750 * Makefile.in (gt-varpool.h): No longer needed.
751 * passes.c (execute_one_pass, execute_ipa_pass_list): Update.
752 (ipa_write_summaries): Do not use needed flag.
753 * varpool.c: Do not include gt-varpool.h
754 (x_varpool_nodes_queue, x_varpool_last_needed_node,
755 x_varpool_last_needed_node, x_varpool_first_unanalyzed_node,
756 x_varpool_first_unanalyzed_node, varpool_assembled_nodes_queue):
758 (varpool_remove_node): Do not update the lists.
759 (dump_varpool_node): Do not dump needed flag.
760 (varpool_enqueue_needed_node): Remove.
761 (varpool_mark_needed_node): Remove.
762 (varpool_reset_queue): Remove.
763 (varpool_finalize_decl): Move to cgraphunit.c
764 (varpool_analyze_node): New functions based on former
765 varpool_analyze_pending_decls.
766 (varpool_analyze_pending_decls): Remove.
767 (varpool_assemble_decl): Do not update the lists.
768 (enqueue_node): New function.
769 (varpool_remove_unreferenced_decls): Rewrite.
770 (varpool_empty_needed_queue): Remove.
771 (add_new_static_var): Do not mark node as needed.
772 (varpool_create_variable_alias): Handle expansion state
774 * except.c (output_ttype): Do not mark node as needed.
775 * varasm.c (mark_decl_referenced): Do not use mark_needed_node.
776 * tree-profile.c (init_ic_make_global_vars, init_ic_make_global_vars):
778 * tree-switch-conversion.c (build_one_array): Likewise.
780 2012-04-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
783 * doc/invoke.texi (pedantic): Rename to Wpedantic.
784 * common.opt (Wpedantic): New.
785 (pedantic): Alias Wpedantic.
786 * diagnostic.c (warning_at): Likewise.
787 * c-decl.c (diagnose_mismatched_decls): Likewise.
788 (build_array_declarator): Likewise.
789 (mark_forward_parm_decls):
790 (check_bitfield_type_and_width): Likewise.
791 (grokdeclarator): Likewise.
792 (grokfield): Likewise.
793 (finish_struct): Likewise.
794 (build_enumerator): Likewise.
795 (store_parm_decls_oldstyle): Likewise.
796 (declspecs_add_qual): Likewise.
797 (declspecs_add_type): Likewise.
798 (finish_declspecs): Likewise.
799 * c-typeck.c (composite_type): Likewise.
800 (comp_target_types): Likewise.
801 (build_array_ref): Likewise.
802 (pointer_diff): Likewise.
803 (build_unary_op): Likewise.
804 (build_conditional_expr): Likewise.
805 (build_c_cast): Likewise.
806 (convert_for_assignment): Likewise.
807 (maybe_warn_string_init): Likewise.
808 (digest_init): Likewise.
809 (pop_init_level): Likewise.
810 (set_init_index): Likewise.
811 (c_finish_goto_label): Likewise.
812 (c_finish_return): Likewise.
814 (build_binary_op): Likewise.
815 * c-parser.c (static): Likewise.
816 (c_parser_external_declaration): Likewise.
817 (c_parser_declaration_or_fndef): Likewise.
818 (c_parser_static_assert_declaration_no_se): Likewise.
819 (c_parser_enum_specifier): Likewise.
820 (c_parser_struct_or_union_specifier): Likewise.
821 (c_parser_struct_declaration): Likewise.
822 (c_parser_alignas_specifier): Likewise.
823 (c_parser_braced_init): Likewise.
824 (c_parser_initelt): Likewise.
825 (c_parser_compound_statement_nostart): Likewise.
826 (c_parser_conditional_expression): Likewise.
827 (c_parser_alignof_expression): Likewise.
828 (c_parser_postfix_expression): Likewise.
829 (c_parser_postfix_expression_after_paren_): Likewise.
830 (c_parser_objc_class_instance_variables): Likewise.
831 (c_parser_objc_method_definition): Likewise.
832 (c_parser_objc_methodprotolist): Likewise.
834 2012-04-22 Ian Lance Taylor <iant@google.com>
836 * godump.c (go_output_typedef): Dump size of structs.
838 2012-04-22 Razya Ladelsky <razya@il.ibm.com>
840 Correcting transform_to_exit_first_loop + fix to PR46886
841 * tree-parloops.c (transform_to_exit_first_loop): Remove
842 setting of number of iterations according to the loop pattern.
843 Duplicate from entry to exit->src instead of loop->latch.
844 (pallelize_loops): Remove the condition preventing do-while loops.
845 * tree-cfg.c (bool bb_in_region_p): New.
846 (gimple_duplicate_sese_tail): Adjust duplication of the the subloops.
847 Adjust redirection of the duplicated iteration.
849 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
852 * rtl.def (ADDRESS): Use "i" rather than "w".
853 * rtl.h (find_base_term): Delete.
854 (may_be_sp_based_p): Declare.
855 * rtl.c (rtx_code_size): Remove ADDRESS special case.
856 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP)
857 (UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Move to...
859 (find_base_term): Make static.
860 (may_be_sp_based_p): New function.
861 * dse.c (record_store): Use it.
862 * store-motion.c (store_killed_in_insn): Likewise.
864 2012-04-21 Richard Sandiford <rdsandiford@googlemail.com>
866 * fold-const.c (fold_checksum_tree): Fix VECTOR_CST case.
868 2012-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
871 * c-typeck.c (inform_declaration): New.
872 (build_function_call_vec): Do not pretty-print
873 expressions when caret is enabled.
874 (convert_arguments): Use inform_declaration.
876 2012-04-20 Jim Meyering <meyering@redhat.com>
878 * genmodes.c (make_complex_modes): Don't truncate a mode name of
879 length 7 or more when prepending a "C". Suggested by Richard Guenther.
881 2012-04-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
883 PR rtl-optimization/44214
884 * fold-const.c (exact_inverse): New function.
885 (fold_binary_loc): Fold vector and complex division by constant into
886 multiply by recripocal with flag_reciprocal_math; fold vector division
887 by constant into multiply by reciprocal with exact inverse.
889 2012-04-20 Jan Hubicka <jh@suse.cz>
891 * lto-symtab.c (lto_cgraph_replace_node): Merge needed instead of
893 * cgraph.c (cgraph_add_thunk): Use mark_reachable_node.
894 (cgraph_remove_node): Update.
895 (cgraph_mark_needed_node): Remove.
896 (cgraph_mark_force_output_node): New.
897 (dump_cgraph_node): Do not dump needed flag.
898 (cgraph_node_cannot_be_local_p_1): Update.
899 (cgraph_can_remove_if_no_direct_calls_and_refs): Update.
900 * cgraph.h (symtab_node_base): Add force_output flag.
901 (cgraph_node): Remove needed flag.
902 (varpool_node): Remove force_output flag.
903 (cgraph_mark_needed_node): Remove.
904 (cgraph_mark_force_output_node): New.
905 (cgraph_only_called_directly_or_aliased_p,
906 varpool_can_remove_if_no_refs, varpool_all_refs_explicit_p): Update.
907 * ipa-cp.c (ipcp_generate_summary): Remove out of date assert.
908 * cgraphunit.c (cgraph_decide_is_function_needed): rewrite.
909 (cgraph_add_new_function): Update.
910 (cgraph_mark_if_needed): Update.
911 (verify_cgraph_node): Update.
912 (cgraph_analyze_function): Alias target is reachable.
913 (process_function_and_variable_attributes): Update: externally_visible
914 flag makes function reachable.
915 (cgraph_analyze_functions): Update dumping.
916 * lto-cgraph.c (lto_output_node, lto_output_varpool_node,
917 input_overwrite_node, input_varpool_node): Update streaming.
918 * lto-streamer-out.c (produce_symtab): Use force_output.
919 * ipa.c (process_references): Weakrefs must be processed.
920 (cgraph_remove_unreachable_nodes): Likewise; update for new
922 (varpool_externally_visible_p): Weakrefs are externally visible
923 even if they are not.
924 (function_and_variable_visibility): Update; when processing alias
925 pair force the targets to be output.
926 (whole_program_function_and_variable_visility): Use
928 * trans-mem.c (ipa_tm_mark_needed_node): Remove
929 (ipa_tm_mark_force_output_node): New function.
930 (ipa_tm_create_version_alias, ipa_tm_create_version): Update.
931 * gimple-fold.c (can_refer_decl_in_current_unit_p): Be lax about
933 * varasm.c (mark_decl_referenced): Update.
934 (find_decl_and_mark_needed): Remove.
935 (find_decl): New function.
936 (weak_finish, finish_aliases_1, assemble_alias): Update; do not mark
937 alias targets as needed.
938 (dump_tm_clone_pairs): Update.
939 * tree-inline.c (copy_bb): Update check.
940 * symtab.c (dump_symtab_base): Dump force_output.
941 * tree-ssa-structalias.c (ipa_pta_execute): Use force_output.
942 * passes.c (execute_todo): Fix dumping.
943 * varpool.c (decide_is_variable_needed, varpool_finalize_decl): Update.
944 (varpool_analyze_pending_decls): Alias target is reachable.
945 (varpool_create_variable_alias): Finalize weakrefs.
947 2012-04-20 Jakub Jelinek <jakub@redhat.com>
950 * alias.h (UNIQUE_BASE_VALUE_SP, UNIQUE_BASE_VALUE_ARGP,
951 UNIQUE_BASE_VALUE_FP, UNIQUE_BASE_VALUE_HFP): Define.
952 * alias.c (init_alias_targets): Use UNIQUE_BASE_VALUE_*
953 macros instead of constants.
954 * dse.c (record_store): Check for SP ADDRESS by comparing
955 XWINT to UNIQUE_BASE_VALUE_SP instead of expecting
956 XEXP to be stack_pointer_rtx.
958 2012-04-20 Richard Guenther <rguenther@suse.de>
960 * tree-ssa-copy.c (propagate_tree_value_into_stmt): Use
961 update_call_from_tree when propagating into a call.
963 2012-04-20 Alan Modra <amodra@gmail.com>
965 * config/rs6000/rs6000.c (rs6000_emit_savres_rtx): Formatting.
966 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise. Rename
967 sp_offset to frame_off. Move world save code earlier.
969 2012-04-20 Richard Guenther <rguenther@suse.de>
971 PR tree-optimization/53050
972 * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
973 Do only one transform on COND_EXPRs at the same time.
975 2012-04-19 Jan Hubicka <jh@suse.cz>
977 * symtab.c (dump_symtab_base): Revert accidental checkin.
979 2012-04-20 Alan Modra <amodra@gmail.com>
982 * config/rs6000/rs6000.c (rs6000_savres_strategy): When using
983 static chain, set REST_INLINE_FPRS too.
985 2012-04-20 Thomas Schwinge <thomas@codesourcery.com>
987 * tree-dump.c (dequeue_and_dump) <BIT_FIELD_REF>: Dump the three child
990 2012-04-20 Richard Guenther <rguenther@suse.de>
992 * tree-vect-loop.c (vect_analyze_loop_operations): Do not vectorize
993 loops that can never run more often than the vectorization factor.
995 2012-04-19 Jan Hubicka <jh@suse.cz>
997 * symtab.c (dump_symtab_base): Fix dumping of asm lists.
999 2012-04-19 David Edelsohn <dje.gcc@gmail.com>
1001 * config/rs6000/sync.md (fetchop_name): Change ior attribute to "or".
1003 2012-04-19 Jim Meyering <meyering@redhat.com>
1005 * genmodes.c (make_complex_modes): Avoid unnecessary use of strncpy.
1006 We verified above that the string(including trailing NUL) fits in buf,
1009 2012-04-19 Richard Guenther <rguenther@suse.de>
1011 * symtab.c (dump_symtab_base): Use TREE_STRING_POINTER
1012 for dumping DECL_SECTION_NAME.
1014 2012-04-19 Michael Matz <matz@suse.de>
1017 * tree.h (VECTOR_CST_NELTS): Use part number of types again.
1018 (struct tree_vector): Adjust GTY length.
1019 * tree.c (make_vector_stat): Don't set VECTOR_CST_NELTS.
1021 * gengtype.c (struct walk_type_data): Add in_record_p and loopcounter
1023 (walk_type, <TYPE_POINTER, TYPE_ARRAY>): Handle case where our
1024 caller emitted the length calulation already.
1025 (walk_type, <TYPE_UNION, TYPE_STRUCT>): Emit length calculations
1026 before handling any of the fields for structs.
1028 2012-04-19 Richard Guenther <rguenther@suse.de>
1030 PR tree-optimization/53031
1031 * tree-vrp.c (adjust_range_with_scev): Revert back to
1032 using max_loop_iterations.
1034 2012-04-19 Michael Matz <matz@suse.de>
1036 * diagnostic.c (emit_diagnostic): Move va_end call after user
1038 (warning, warning_at, pedwarn, permerror): Ditto.
1040 2012-04-19 Richard Guenther <rguenther@suse.de>
1042 * ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
1045 2012-04-19 Georg-Johann Lay <avr@gjlay.de>
1048 * config/avr/avr.c (avr_out_load_psi): Fix assembler template for
1049 the case *(X+const).
1051 2012-04-19 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
1053 * config/arm/sync.md (sync_optab): Change ior attribute to "or".
1055 2012-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
1058 * stmt.c (warn_if_unused_value): Skip NOP_EXPR.
1059 * convert.c (convert_to_integer): Don't set TREE_NO_WARNING.
1061 2012-04-19 Richard Guenther <rguenther@suse.de>
1063 PR rtl-optimization/44688
1064 * loop-iv.c (determine_max_iter): Only return max_iter.
1065 (iv_number_of_iterations): Also use the recorded loop bound
1066 on the maximum number of iterations.
1067 * loop-unroll.c (decide_unroll_runtime_iterations): Use
1068 max_iter to avoid unrolling loops that do not roll.
1069 (decide_unroll_stupid): Likewise.
1071 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1073 * targhooks.c (default_case_values_threshold): Fix code style nit.
1075 * stmt.c (add_case_node, expand_case): Move logic to remove/reduce
1076 case range and type folding from here...
1077 * gimplify.c (gimplify_switch_expr): ... to here. Expect NULL_TREE
1078 type, as documented in tree.def.
1080 2012-04-18 Jan Hubicka <jh@suse.cz>
1082 * cgraph.h (verify_symtab, verify_symtab_node, verify_symtab_base):
1084 * cgraphunit.c (verify_cgraph_node): Verify symtab base; do not verify
1085 cgraph hash and same comdat groups.
1086 (cgraph_optimize): Verify symbol table.
1087 * ipa.c (cgraph_remove_unreachable_nodes): Verify symbol table.
1088 (dissolve_same_comdat_group_list): Work on symtab nodes.
1089 (function_and_variable_visibility): Dissolve variable same comdat group
1091 * symtab.c: Include timevar.h
1092 (verify_symtab_base, verify_symtab_node, verify_symtab): New functions.
1094 2012-04-18 Steven Bosscher <steven@gcc.gnu.org>
1096 * tree-switch-conversion.c (info): Remove global pass info.
1097 (check_range, check_process_case, check_final_bb, create_temp_arrays,
1098 free_temp_arrays, gather_default_values, build_constructors,
1099 array_value_type, build_one_array, build_arrays, gen_def_assigns,
1100 fix_phi_nodes, gen_inbound_check): Pass info around from ...
1101 (process_switch): ... here. Unify message format. Return a const
1102 char pointer to the failure reason message.
1103 (do_switchconv): Unify message format. Update process_switch usage.
1105 * tree.def (CASE_LABEL_EXPR): Fix documentation, mention all operands.
1106 * tree-cfg.c (edge_to_cases): Fix documentation.
1108 2012-04-18 Uros Bizjak <ubizjak@gmail.com>
1110 * config/alpha/sync.md (fetchop_name): Change ior attribute to "or".
1112 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1114 PR tree-optimization/52976
1115 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): Delete.
1116 (possibly_move_powi): New function.
1117 (rewrite_expr_tree): Call possibly_move_powi.
1118 (rewrite_expr_tree_parallel): Likewise.
1119 (attempt_builtin_powi): Change call of add_to_ops_vec_max_rank to
1120 call add_to_ops_vec instead.
1122 2012-04-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1124 PR tree-optimization/52976
1125 * tree-ssa-reassoc.c (stmt_is_power_of_op): New function.
1126 (decrement_power): Likewise.
1127 (propagate_op_to_single_use): Likewise.
1128 (zero_one_operation): Handle __builtin_pow* calls in linearized
1129 expression trees; factor logic into propagate_op_to_single_use.
1130 (undistribute_ops_list): Allow operands with repeat counts > 1.
1132 2012-04-18 Richard Guenther <rguenther@suse.de>
1134 PR tree-optimization/44688
1135 * cfgloop.h (record_niter_bound): Declare.
1136 * tree-ssa-loop-niter.c (record_niter_bound): Export.
1137 Update the estimation with the upper bound here...
1138 (estimate_numbers_of_iterations_loop): ... instead of here.
1139 Do not forcefully reset a recorded upper bound.
1140 * tree-vect-loop-manip.c (vect_do_peeling_for_alignment):
1141 Record the maximum number of loop iterations of the prologue loop.
1143 2012-04-18 Jan Hubicka <jh@suse.cz>
1145 * lto-symtab.c (lto_cgraph_replace_node): Update.
1146 * cgraphbuild.c (record_reference, record_type_list,
1147 record_eh_tables, mark_address, mark_load, mark_store): Update.
1148 * cgraph.c (cgraph_same_body_alias, dump_cgraph_node,
1149 cgraph_create_virtual_clone, cgraph_for_node_thunks_and_aliases):
1151 * cgraph.h (symtab_node_def, symtab_node, const_symtab_node): Remove.
1152 (cgraph_alias_aliased_node, varpool_alias_aliased_node): Update.
1153 * reload.c: Fix typo in comment.
1154 * rtlanal.c: Likewise.
1155 * tree-emultls.c (gen_emutls_addr): Update.
1156 * ipa-reference.c (analyze_function): Update.
1157 * cgraphunit.c (cgraph_analyze_function,
1158 cgraph_process_same_body_aliases, assemble_thunks_and_aliases):
1160 * ipa-ref.c (ipa_record_reference): Reorg to avoid reference types.
1161 (ipa_remove_reference): Likewise.
1162 (ipa_remove_all_refering): Rename to ...
1163 (ipa_remove_all_referring): ... this one; update.
1164 (ipa_dump_references): Update.
1165 (ipa_dump_referring): Update.
1166 (ipa_clone_references): Update.
1167 (ipa_clone_refering): Rename to ...
1168 (ipa_clone_referring): ... this one; update.
1169 (ipa_ref_cannot_lead_to_return): Update.
1170 (ipa_ref_has_aliases_p): Update.
1171 * ipa-ref.h (symtab_node_def, symtab_node, const_symtab_node): New
1173 (ipa_ref_type): Remove.
1174 (ipa_ref_ptr_u): Remove.
1175 (ipa_ref): Remove referencing, refered, refered_index, refering_type
1176 and refered_type; add referring, referred and referred_index.
1177 (ipa_ref_list): Rename refering to referring.
1178 (ipa_record_reference, ipa_remove_all_referring, ipa_dump_referring,
1179 ipa_clone_references, ipa_clone_referring): Update prototypes.
1180 * lto-cgraph.c (referenced_from_other_partition_p): Update.
1181 (lto_output_ref): Update.
1182 (add_references): Update.
1183 (input_varpool_node): Update.
1184 (input_refs): Update.
1185 * ipa-ref-inline.h (ipa_ref_node): Update.
1186 (ipa_ref_varpool_node): Update.
1187 (ipa_ref_referring_node): Update.
1188 (ipa_ref_referring_varpool_node): Update.
1189 (ipa_ref_referring_ref_list): Update.
1190 (ipa_ref_referred_ref_list): Update.
1191 (ipa_ref_list_first_referring): Update.
1192 (ipa_empty_ref_list): Update.
1193 (ipa_ref_list_refering_iterate): Rename to ...
1194 (ipa_ref_list_referring_iterate): ... this one.
1195 * cse.c: Update comment.
1196 * ipa-utils.c (ipa_reverse_postorder): Update.
1197 * tree-ssa-alias.c: Update.
1198 * ipa-inline.c (reset_edge_caches): Update.
1199 (update_caller_keys): Update.
1200 * ipa-inline.h: Update comments.
1201 * jump.c: Update comment.
1202 * alias.c: Likewise.
1203 * ipa.c (process_references): Update.
1204 (cgraph_remove_unreachable_nodes): Likewise.
1205 (ipa_discover_readonly_nonaddressable_var): Likewise.
1206 (cgraph_address_taken_from_non_vtable_p): Likewise.
1207 * trans-mem.c (ipa_tm_execute): Update.
1208 * simplify-rtx.c: Fix comment.
1209 * rtl.c: Fix comment.
1210 * symtab.c (symtab_unregister_node): Update.
1211 * varpool.c (dump_varpool_node): Update.
1212 (varpool_analyze_pending_decls): Update.
1213 (assemble_aliases): Update.
1214 (varpool_for_node_and_aliases): Update.
1216 2012-04-18 Richard Guenther <rguenther@suse.de>
1218 * cfgloop.h (estimate_numbers_of_iterations_loop): Remove
1219 use_undefined_p parameter.
1220 * tree-flow.h (estimate_numbers_of_iterations): Likewise.
1221 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1223 (estimate_numbers_of_iterations): Likewise.
1224 (estimated_loop_iterations): Adjust.
1225 (max_loop_iterations): Likewise.
1226 (scev_probably_wraps_p): Likewise.
1227 * tree-ssa-loop.c (tree_ssa_loop_bounds): Likewise.
1228 * tree-vrp.c (adjust_range_with_scev): Use max_stmt_executions,
1229 not max_loop_iterations.
1230 (execute_vrp): Remove explicit number of iterations estimation.
1232 2012-04-18 Enkovich Ilya <ilya.enkovich@intel.com>
1234 * config/i386/linux-common.h: New.
1236 * config.gcc: Add i386/linux-common.h before
1237 all i386/linux.h and i386/linux64.h usages.
1239 * config/i386/gnu-user.h (GNU_USER_TARGET_LINK_SPEC): New.
1240 (LINK_SPEC): Use GNU_USER_TARGET_LINK_SPEC.
1241 * config/i386/gnu-user64.h: Likewise.
1243 * config/i386/gnu-user.common.h (GNU_USER_TARGET_CC1_SPEC): New.
1244 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC.
1245 (GNU_USER_TARGET_MATHFILE_SPEC): New.
1246 (ENDFILE_SPEC): Use GNU_USER_TARGET_MATHFILE_SPEC.
1248 2012-04-18 Jan Hubicka <jh@suse.cz>
1250 * cgraph.c (cgraph_node_name): Remove.
1251 (dump_cgraph_node): Use dump_symtab_base; reformat.
1252 * cgraph.h (symtab_node_asm_name, symtab_node_name, dump_symtab,
1253 debug_symtab, dump_symtab_node, debug_symtab_node, dump_symtab_base):
1255 (cgraph_node_name, varpool_node_name): Remove.
1256 (cgraph_node_asm_name, varpool_node_asm_name,
1257 cgraph_node_name, varpool_node_name): New.
1258 * tree-pass.h (TODO_dump_cgraph): Rename to ...
1259 (TODO_dump_symtab): ... this one.
1260 * ipa-cp (pass_ipa_cp): Update.
1261 * ia-reference.c (generate_summary, read_write_all_from_decl,
1262 propagate, ipa_reference_read_optimization_summary): Update.
1263 * cgraphunit.c (cgraph_analyze_functions): Update.
1264 (cgraph_optimize): Update.
1265 * ipa-ref.c (ipa_dump_references): Update.
1266 (ipa_dump_refering): Update.
1267 * ipa-inline.c (pass_ipa_inline): Update.
1268 * matrix-reorg.c (pass_ipa_matrix_reorg): Update.
1269 * ipa.c (pass_ipa_function_visibility,
1270 pass_ipa_whole_program_visibility): Update.
1271 * tree-sra.c (pass_early_ipa_sra): Update.
1272 * symtab.c: Include langhooks.h
1273 (symtab_node_asm_name): New.
1274 (symtab_node_name): New.
1275 (symtab_type_names): New static var.
1276 (dump_symtab_base): New.
1277 (dump_symtab_node, dump_symtab): New.
1278 (debug_symtab_node, debug_symtab): New.
1279 * tree-ssa-structalias.c: Dump symbol table.
1280 * pases.c (execute_todo): Handle TODO_dump_symtab instead
1281 of TODO_dump_cgraph.
1282 * varpoo.c (varpool_node_name): Remove.
1283 (dump_varpool_node): Use dump_symtab_base; reformat.
1285 2012-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
1287 * doc/invoke.texi (Language Independent Options): @item should be
1290 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
1293 * rtl.c (rtx_code_size): Handle ADDRESS.
1295 2012-04-17 Tom de Vries <tom@codesourcery.com>
1297 * tree-iterator.c (append_to_statement_list_1): Handle case that *list_p
1300 2012-04-17 Uros Bizjak <ubizjak@gmail.com>
1303 * config/i386/sync.md (atomic_<code><mode>): Rename to
1304 atomic_<logic><mode>.
1306 2012-04-17 Richard Sandiford <rdsandiford@googlemail.com>
1308 * rtl.def (ADDRESS): Turn operand into a HOST_WIDE_INT.
1309 * alias.c (reg_base_value): Expand and update comment.
1310 (arg_base_value): New variable.
1311 (unique_id): Move up file.
1312 (unique_base_value, unique_base_value_p, known_base_value_p): New.
1313 (find_base_value): Use arg_base_value and known_base_value_p.
1314 (record_set): Document REG_NOALIAS handling. Use unique_base_value.
1315 (find_base_term): Use known_base_value_p.
1316 (base_alias_check): Use unique_base_value_p.
1317 (init_alias_target): Initialize arg_base_value. Use unique_base_value.
1318 (init_alias_analysis): Use 1 as the first id for REG_NOALIAS bases.
1320 2012-04-17 Pat Haugen <pthaugen@us.ibm.com>
1322 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Remove DImode.
1324 2012-04-17 Michael Matz <matz@suse.de>
1326 PR tree-optimization/18437
1327 * tree-vectorizer.h (_stmt_vec_info.stride_load_p): New member.
1328 (STMT_VINFO_STRIDE_LOAD_P): New accessor.
1329 (vect_check_strided_load): Declare.
1330 * tree-vect-data-refs.c (vect_check_strided_load): New function.
1331 (vect_analyze_data_refs): Use it to accept strided loads.
1332 * tree-vect-stmts.c (vectorizable_load): Ditto and handle them.
1334 2012-04-17 Richard Guenther <rguenther@suse.de>
1337 * tree-eh.c (cleanup_empty_eh_merge_phis): Properly discard
1338 loops when redirecting an entry or latch edge.
1340 2012-04-17 Bernd Schmidt <bernds@codesourcery.com>
1342 * sel-sched.c (sel_global_init): Revert previous change.
1344 2012-04-17 Richard Guenther <rguenther@suse.de>
1346 * tree-flow.h (array_at_struct_end_p): Move declaration ...
1347 * tree.h (array_at_struct_end_p): ... here.
1348 * tree-ssa-loop-niter.c (array_at_struct_end_p): Move ...
1349 * expr.c (array_at_struct_end_p): ... here. Rewrite.
1351 2012-04-17 Steven Bosscher <steven@gcc.gnu.org>
1353 * stmt.c (cost_table_, use_cost_table, cost_table_initialize,
1354 COST_TABLE): Remove.
1355 (estimate_case_costs): Remove.
1356 (expand_case): Do not call estimate_case_costs
1357 to set use_cost_table.
1358 (balance_case_nodes): Do not use use_cost_table.
1360 2012-04-16 Jan Hubicka <jh@suse.cz>
1362 * cgraph.c (cgraph_hash, assembler_name_hash): Remove.
1363 (hash_node, eq_node): Remove.
1364 (cgraph_create_node): Do not handle hashtable.
1365 (cgraph_get_node): Remove.
1366 (cgraph_insert_node_to_hashtable): Remove.
1367 (hash_node_by_assembler_name): Remove.
1368 (eq_assembler_name): Remove.
1369 (cgraph_node_for_asm): Rewrite.
1370 (cgraph_find_replacement_node): Break out from ...
1371 (cgraph_remove_node): ... here; do not maintain hashtables.
1372 (change_decl_assembler_name): Remove.
1373 (cgraph_clone_node): Do not maintain hashtables.
1374 * cgraph.h (const_symtab_node): New typedef.
1375 (cgraph_insert_node_to_hashtable): Remove.
1376 (symtab_get_node, symtab_node_for_asm,
1377 symtab_insert_node_to_hashtable): Declare.
1378 (cgraph_find_replacement_node): Declare.
1379 (cgraph_get_node, varpool_get_node): Turn into inlines.
1380 (cgraph, varpool): Work sanely on NULL pointers.
1381 (FOR_EACH_SYMBOL): New walker.
1382 * ipa-inline-transform.c (save_inline_function_body): Use
1383 symtab_insert_node_to_hashtable.
1384 * symtab.c: Include ggc.h and diagnostics.h
1385 (symtab_hash, assembler_name_hash): New static vars;
1386 (hash_node, eq_node, hash_node_by_assembler_name,
1387 eq_assembler_name, insert_to_assembler_name_hash,
1388 unlink_from_assembler_name_hash): New.
1389 (symtab_register_node): Update hashtables.
1390 (symtab_insert_node_to_hashtable): New.
1391 (symtab_unregister_node): Update hashtables.
1392 (symtab_get_node): New.
1393 (symtab_node_for_asm): New.
1394 (change_decl_assembler_name): New.
1395 * Makefile.in (symtab.o): Needs GTY.
1396 * varpool.c (varpool_hash): Remove.
1397 (hash_varpool_node, eq_varpool_node, varpool_get_node): Remove.
1398 (varpool_node): Rewrite using varpool_get_node.
1399 (varpool_remove_node): DO not maintain hashtables.
1400 (varpool_node_for_asm): Rewrite.
1402 2012-04-16 Sandra Loosemore <sandra@codesourcery.com>
1404 * doc/invoke.texi: Copy-edit to put verbs in the present tense
1405 when describing the current behavior of GCC.
1407 2012-04-16 Richard Sandiford <rdsandiford@googlemail.com>
1409 * genemit.c (gen_exp): Remove ADDRESS handling.
1410 * genoutput.c (scan_operands): Likewise.
1411 * genpeep.c (match_rtx): Likewise.
1412 * genrecog.c (add_to_sequence): Likewise.
1414 2012-04-16 David Edelsohn <dje.gcc@gmail.com>
1416 * doc/install.texi (Specific, *-ibm-aix*): Update assembler bug status.
1418 2012-04-16 Martin Jambor <mjambor@suse.cz>
1420 * tree-sra.c (build_ref_for_model): Create COMPONENT_REFs only for
1423 2012-04-16 Ulrich Weigand <ulrich.weigand@linaro.org>
1426 * config/arm/arm.c (arm_print_operand): Fix invalid alignment
1427 hints for 'A' operand types.
1429 2012-04-16 Jan Hubicka <jh@suse.cz>
1431 * cgraph.h (symtab_node_base): Add next and previous pointers.
1432 (cgraph_node): Remove next and preivous pointers.
1433 (varpool_node): Likewise; remove next/previous GTY marker;
1434 it is not type safe.
1435 (symtab_node_def): Update GTY marker
1436 (x_cgraph_nodes, cgraph_nodes): Remove.
1437 (symtab_nodes): New function.
1438 (cgraph_order): Rename to ...
1439 (symtab_order): ... this one.
1440 (symtab_register_node, symtab_unregister_node, symtab_remove_node):
1442 (x_varpool_nodes, varpool_nodes): Remove.
1443 (FOR_EACH_STATIC_VARIABLE): Update.
1444 (symtab_function_p, symtab_variable_p): New function.
1445 (FOR_EACH_VARIABLE): Update.
1446 (varpool_first_variable, varpool_next_variable): New functions.
1447 (FOR_EACH_VARIABLE): Update.
1448 (cgraph_first_defined_function): Update.
1449 (cgraph_next_defined_function, cgraph_next_defined_function): Update.
1450 (FOR_EACH_DEFINED_FUNCTION, FOR_EACH_FUNCTION): Update.
1451 (cgraph_first_function, cgraph_next_function): New.
1452 (FOR_EACH_FUNCTION): Update.
1453 (cgraph_first_function_with_gimple_body,
1454 cgraph_next_function_with_gimple_body): Update.
1455 * symtab.c: New file.
1456 * cgraph.c: Update copyright dates.
1457 (x_cgraph_nodes, cgraph_order): Remove.
1458 (NEXT_FREE_NODE): Update.
1459 (SET_NEXT_FREE_NODE): New.
1460 (cgraph_create_node_1): Remove common code.
1461 (cgraph_create_node): Remove common code; call symtab_register_node.
1462 (cgraph_remove_node): Remove common code; call symtab_unregister-node.
1463 (cgraph_add_asm_node): Update.
1464 (cgraph_clone_node): Register new node.
1465 * cgraphunit.c (process_function_and_variable_attributes): Update.
1466 (cgraph_analyze_functions): Update.
1467 (cgraph_analyze_functions): Update.
1468 (cgraph_output_in_order): Update.
1469 * lto-cgraph.c (input_node, input_varpool_node, input_cgraph_1):
1471 * ipa-inline.c (recursive_inlining): Update.
1472 * lto-streamer-in.c (lto_input_toplevel_asms): Update.
1473 * ipa.c (cgraph_remove_unreachable_nodes): Update.
1474 * Makefile.in: Add symtab.o
1475 * varpool.c (x_varpool_nodes): Remove
1476 (varpool_node): Remove common code; call symtab_register_node.
1477 (varpool_remove_node): Remove common code; call symtab_unregister_node.
1479 2012-04-16 Richard Guenther <rguenther@suse.de>
1482 * tree.h (VECTOR_CST_NELTS): Adjust.
1483 (struct tree_vector): Add explicit length field.
1484 (make_vector_stat): Declare.
1485 (make_vector): Define.
1486 * tree.c (make_vector_stat): New function.
1487 (build_vector_stat): Use it.
1488 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
1490 2012-04-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1492 PR tree-optimization/52976
1493 * tree-ssa-reassoc.c (add_to_ops_vec_max_rank): New function.
1494 (undistribute_ops_list): Ops with repeat counts aren't eligible for
1496 (attempt_builtin_powi): Call add_to_ops_vec_max_rank.
1498 2012-04-16 Jan Hubicka <jh@suse.cz>
1500 * cgraph.h (FOR_EACH_VARIABLE, FOR_EACH_VARIABLE, FOR_EACH_FUNCTION):
1502 * lto-symtab.c (lto_symtab_merge_cgraph_nodes): Use FOR_EACH
1503 walkers to walk cgraph and varpool.
1504 * cgraph.c (cgraph_node_for_asm): Likewise.
1505 (dump_cgraph): Likewise.
1506 * value-prof.c (init_node_map): Likewise.
1507 * tree.c (free_lang_data_in_cgraph): Likewise.
1508 * tree-emutls.c: (ipa_lower_emutls): Likewise.
1509 * ipa-reference.c (generate_summary, propagate): Likewise.
1510 * cgraphunit.c (verify_cgraph, cgraph_process_same_body_aliases,
1511 cgraph_mark_functions_to_output, cgraph_output_in_order,
1512 output_weakrefs, cgraph_materialize_all_clones,
1513 cgraph_optimize): Likewise.
1514 * lto-cgraph.c (merge_profile_summaries): Likewise.
1515 (input_cgraph): Likewise.
1516 * ipa-pure-const.c (generate_summary): Likewise.
1517 (propagate): Likwise.
1518 * ipa-utils.c (ipa_reduced_postorder): Likewise.
1519 (ipa_free_postorder_info): Likewise.
1520 (ipa_reverse_postorder): Likewise.
1521 * ipa-inline.c (ipa_inline): Likewise.
1522 * matrix-reorg.c (find_matrices_decl): Likewise.
1523 (matrix_reorg): Likewise.
1524 * tree-vectorizer.c (increase_alignment): Likewise.
1525 * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
1526 (function_and_variable_visibility): Likewise.
1527 (whole_program_function_and_variable_visibility): Likewise.
1528 (ipa_cdtor_merge): Likewise.
1529 * trans-mem.c (ipa_tm_execute): Likewise.
1530 * ipa-inline-analysis.c (dump_inline_summaries): Likewise.
1531 * ipa-prop.c (ipa_print_all_jump_functions): Likewise.
1532 (ipa_print_all_params): Likewise.
1533 (ipa_update_after_lto_read): Likewise.
1534 * tree-profie.c (tree_profiling): Likewise.
1535 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
1536 * passes.c (dump_passes): Likewise.
1537 (do_per_function): Likewise.
1538 (ipa_write_summaries): Likewise.
1539 * varpool.c (dump_varpool): Likewise.
1540 (varpool_node_for_asm): Likewise.
1541 (varpool_assemble_pending_decls): Likewise.
1543 2012-04-16 Richard Guenther <rguenther@suse.de>
1545 PR tree-optimization/52975
1546 * tree-if-conv.c (predicate_bbs): Do not simplify inverted
1547 condition but always mark it with TRUTH_NOT_EXPR.
1549 2012-04-16 Richard Guenther <rguenther@suse.de>
1551 PR tree-optimization/52975
1552 * tree-ssa-forwprop.c (combine_cond_exprs): New function.
1553 (ssa_forward_propagate_and_combine): Call it for COND_EXPRs
1554 and VEC_COND_EXPRs. Also combine into VEC_COND_EXPRs condition.
1555 * fold-const.c (operand_equal_p): Handle TARGET_MEM_REF.
1557 2012-04-14 Uros Bizjak <ubizjak@gmail.com>
1559 * config/i386/sse.md (ssse3_plusminus): New code iterator.
1560 (avx2_ph<plusminus_mnemonic>wv16hi3): Macroize insn from
1561 avx2_ph{add,adds,sub,subs}wv16hi3 using ssse3_plusminus code iterator.
1562 (ssse3_ph<plusminus_mnemonic>wv8hi3): Macroize insn from
1563 ssse3_ph{add,adds,sub,subs}wv8hi3 using ssse3_plusminus code iterator.
1564 (ssse3_ph<plusminus_mnemonic>wv4hi3): Macroize insn from
1565 ssse3_ph{add,adds,sub,subs}wv4hi3 using ssse3_plusminus code iterator.
1567 (avx2_ph<plusminus_mnemonic>dv8si3): Macroize insn from
1568 avx2_ph{add,adds,sub,subs}dv8si3 using plusminus code iterator.
1569 (ssse3_ph<plusminus_mnemonic>dv4si3): Macroize insn from
1570 ssse3_ph{add,adds,sub,subs}dv4si3 using plusminus code iterator.
1571 (ssse3_ph<plusminus_mnemonic>dv2si3): Macroize insn from
1572 ssse3_ph{add,adds,sub,subs}dv2si3 using plusminus code iterator.
1574 (xop_plus): New code iterator.
1575 (macs): New code attribute.
1577 (xop_p<macs><ssemodesuffix><ssemodesuffix>): Macroize insn from
1578 xop_pmacs{,s}{ww,dd} using xop_plus code iterator and VI24_128 mode
1580 (xop_p<macs>dql): Macroize insn from xop_pmacs{,s}dql using
1581 xop_plus code iterator.
1582 (xop_p<macs>dqh): Macroize insn from xop_pmacs{,s}dqh using
1583 xop_plus code iterator.
1584 (xop_p<macs>wd): Macroize insn from xop_pmacs{,s}wd using
1585 xop_plus code iterator.
1586 (xop_p<madcs>wd): Macroize insn from xop_pmadcs{,s}wd using
1587 xop_plus code iterator.
1589 (xop_phadd<u>bw): Macroize insn from xop_phadd{,u}bw usign
1590 any_extend code iterator.
1591 (xop_phadd<u>bd): Macroize insn from xop_phadd{,u}bd usign
1592 any_extend code iterator.
1593 (xop_phadd<u>bq): Macroize insn from xop_phadd{,u}bq usign
1594 any_extend code iterator.
1595 (xop_phadd<u>wd): Macroize insn from xop_phadd{,u}wd usign
1596 any_extend code iterator.
1597 (xop_phadd<u>wq): Macroize insn from xop_phadd{,u}wq usign
1598 any_extend code iterator.
1599 (xop_phadd<u>dq): Macroize insn from xop_phadd{,u}dq usign
1600 any_extend code iterator.
1602 2012-04-14 Tom de Vries <tom@codesourcery.com>
1604 * cfgcleanup.c (try_optimize_cfg): Replace call to delete_insn_chain by
1605 call to delete_insn. Remove code to reorder BASIC_BLOCK note and
1606 DELETED_LABEL note, and move it to ...
1607 * cfgrtl.c (delete_insn): ... here. Change return type to void.
1608 (delete_insn_and_edges): Likewise.
1609 (delete_insn_chain): Handle new return type of delete_insn. Delete
1610 chain backwards rather than forwards.
1611 * rtl.h (delete_insn, delete_insn_and_edges): Change return type to
1613 * cfglayout.c (fixup_reorder_chain): Delete unused label.
1615 2012-04-14 Jan Hubicka <jh@suse.cz>
1617 * cgraph.h: Update copyrights;
1618 (symtab_node): Turn to union typedef.
1619 (symtab_node_base): New structure.
1620 (symtab_type): Add SYMTAB_SYMBOL tag.
1621 (cgraph_node): Annotate some pinters with nested_ptr.
1622 (varpool_node): Likewise.
1623 (cgraph_local_info): Remove lto_file_data
1624 and externally_visible.
1625 (cgraph_node): Remove decl; same_comdat_group list;
1626 aux; ref_list; order; address_taken; reachable_from_other_parittion,
1627 in_other_partition; resolution.
1628 (varpool_node): Remove decl; same_comdat_group;
1629 ref_list; lto_file_data; aux; order; resolution; externally_visible;
1630 used_from_other_partition; in_other_partition.
1631 (symtab_node_def): New union.
1632 (cgraph, varpool): Update.
1633 (varpool_first_static_initializer, varpool_next_static_initializer,
1634 cgraph_only_called_directly_or_aliased_p,
1635 varpool_can_remove_if_no_refs, varpool_can_remove_if_no_refs,
1636 varpool_all_refs_explicit_p, cgraph_alias_aliased_node,
1637 varpool_alias_aliased_node, cgraph_edge_recursive_p): Update
1639 * cgraph.c: Likewise.
1640 (cgraph_hash, assembler_name_hash): Turn into symtab_node.
1641 * cgraphbuild.c: Likewise.
1642 * lto-symtab.c: Likewise.
1643 * c-gimplify.c: Likewise.
1644 * value-prof.c: Likewise.
1646 * ipa-cp.c: Likewise.
1647 * tree-emutls.c: Likewise.
1648 * ipa-inline-transform.c: Likwise.
1649 * ipa-reference.c: Likewise.
1650 * cgraphunit.c: Likewise.
1651 * ipa-ref.c: Likewise.
1652 * lto-cgraph.c: Likewise.
1653 * ipa-ref-inline.h: Likewise.
1654 * ipa-pure-const.c: Likewise.
1655 * lto-streamer-out.c: Likewise.
1656 * ipa-utils.c: Likewise.
1657 * ipa-inline.c: Likewise.
1658 * matrix-reorg.c: Likewise.
1659 * tree-eh.c: Likewise.
1660 * tree-vectorizer.c: Likewise.
1661 * ipa-split.c: Likewise.
1663 * trans-mem.c: Likewise.
1664 * ipa-inline-analysis.c: Likewise.
1665 * gimplify.c: Likewise.
1666 * cfgexpand.c: Likewise.
1667 * tree-sra.c: Likewise.
1668 * ipa-prop.c: Likewise.
1669 * varasm.c: Likewise.
1670 * tree-nested.c: Likewise.
1671 * tree-inline.c: Likewise.
1672 * tree-profile.c: Likewise.
1673 * tree-ssa-structalias.c: Likewise.
1674 * passes.c: Likewise.
1675 * varpool.c: Likewise.
1677 2012-04-14 Tom de Vries <tom@codesourcery.com>
1679 * tree-ssa-tail-merge.c (stmt_local_def): New function, factored out of
1680 same_succ_hash, with local_def inlined. Use SINGLE_SSA_DEF_OPERAND.
1681 Use FOR_EACH_IMM_USE_FAST instead of FOR_EACH_IMM_USE_STMT. Remove use
1683 (gsi_advance_fw_nondebug_nonlocal): New function.
1684 (local_def): Removed function.
1685 (same_succ_hash): Use stmt_local_def.
1686 (same_succ_equal): Use gsi_advance_fw_nondebug_nonlocal.
1687 (gsi_advance_bw_nondebug_nonlocal): Use stmt_local_def.
1689 2012-04-13 H.J. Lu <hongjiu.lu@intel.com>
1691 * config/i386/i386-c.c (ix86_target_macros): Define _ILP32
1692 and __ILP32__ for x32.
1694 2012-04-13 Martin Jambor <mjambor@suse.cz>
1697 * gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
1698 fold_ctor_reference returns a zero constant.
1700 2012-04-13 Enkovich Ilya <ilya.enkovich@intel.com>
1702 * config.gcc: Add i386/gnu-user-common.h before all
1703 i386/gnu-user.h and i386/gnu-user64.h usages.
1705 * config/i386/gnu-user-common.h: New.
1707 * config/i386/gnu-user.h (CPP_SPEC): Moved to gnu-user-common.h.
1708 (CC1_SPEC): Likewise.
1709 (ENDFILE_SPEC): Likewise.
1710 (DEFAULT_PCC_STRUCT_RETURN): Likewise.
1711 (TARGET_TLS_DIRECT_SEG_REFS_DEFAULT): Likewise.
1712 (TARGET_OS_CPP_BUILTINS): Likewise.
1713 (LIBGCC2_HAS_TF_MODE): Likewise.
1714 (LIBGCC2_TF_CEXT): Likewise.
1715 (TF_SIZE): Likewise.
1716 (TARGET_ASM_FILE_END): Likewise.
1717 (STACK_CHECK_MOVING_SP): Likewise.
1718 (STACK_CHECK_STATIC_BUILTIN): Likewise.
1719 * config/i386/gnu-user64.h: Likewise.
1721 2012-04-13 Martin Jambor <mjambor@suse.cz>
1723 * expr.c (expand_expr_real_1): Pass type, not the expression, to
1724 set_mem_attributes for a memory temporary. Do not call the function
1725 for the memory temporary created for a bitfield.
1727 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
1730 * df.h (enum debug_temp_where): New.
1731 (dead_debug_init, dead_debug_finish) Declare.
1732 (dead_debug_add, dead_debug_insert_temp): Declare.
1733 (struct dead_debug_use, struct dead_debug): Moved from...
1734 * df-problems.c: ... here.
1735 (df_set_unused_notes_for_mw): Bind debug uses of unused regno
1737 (df_create_unused_note): Likewise.
1738 (df_set_dead_notes_for_mw): Move comment where it belongs.
1739 (dead_debug_init): Export.
1740 (dead_debug_reset_uses): New, factored out of...
1741 (dead_debug_finish): ...this. Export.
1742 (dead_debug_reset): Remove.
1743 (dead_debug_add): Export.
1744 (dead_debug_insert_before): Rename to...
1745 (dead_debug_insert_temp): ... this. Add where argument. Export.
1746 Locate stored value for BEFORE_WITH_VALUE. Avoid repeat inserts.
1747 Return insertion count.
1748 (df_note_bb_compute): Adjust.
1749 * dce.c (word_dce_process_block): Adjust dead debug uses.
1750 (dce_process_block): Likewise.
1752 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
1754 * df-problems.c (df_note_bb_compute): Do not take note of
1755 debug uses for whose REGs we won't emit DEAD or UNUSED notes.
1757 2012-04-13 Alexandre Oliva <aoliva@redhat.com>
1760 * var-tracking.c (expand_depth): New type.
1761 (onepart_aux, expand_loc_callback_data): Change depth type to it.
1762 (loc_exp_dep_alloc): Adjust initializer.
1763 (update_depth): Use new type. Add entryvals.
1764 (vt_expand_var_loc_chain): Take note of expansions with
1765 ENTRY_VALUEs, but don't accept them right away. Run an optional
1766 second pass accepting the minimum ENTRY_VALUE count found in the
1768 (vt_expand_loc_callback, INIT_ELCD): Adjust.
1770 2012-04-13 Tom de Vries <tom@codesourcery.com>
1772 * tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
1773 parameters vuse and vuse_escaped.
1774 (find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
1775 gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
1778 2012-04-13 Richard Guenther <rguenther@suse.de>
1780 PR tree-optimization/52969
1781 * tree-if-conv.c (predicate_mem_writes): Properly gimplify
1782 the condition for the COND_EXPR and handle predicate negation
1783 by swapping the COND_EXPR arms.
1785 2012-04-13 Nick Clifton <nickc@redhat.com>
1787 * config/rl78/rl78.c (rl78_devirt_pass): Remove use of
1788 TODO_dump_func flag.
1790 2012-04-13 Andrey Belevantsev <abel@ispras.ru>
1792 PR rtl-optimization/52203
1793 PR rtl-optimization/52715
1795 Revert the 2012-03-07 fix for PR 52203.
1796 * sel-sched.c (reset_sched_cycles_in_current_ebb): Check that
1797 the insn does not modify DFA right before issuing, adjust
1798 issue_rate accordingly.
1800 2012-04-13 Richard Guenther <rguenther@suse.de>
1803 * c-typeck.c (pointer_diff): Remove bogus assert.
1805 2012-04-13 Richard Guenther <rguenther@suse.de>
1808 * convert.c (convert_to_pointer): Remove special-casing of zero.
1810 2012-04-13 Joey Ye <joey.ye@arm.com>
1812 * config/arm/constraints.md (Pe): New constraint.
1813 * config/arm/arm.md: New split for imm 256-510.
1815 2012-04-13 Terry Guo <terry.guo@arm.com>
1817 * config/arm/arm-cores.def: Added core cortex-m0plus.
1818 * config/arm/arm-tune.md: Regenerated.
1819 * config/arm/arm-tables.opt: Regenerated.
1820 * doc/invoke.texi: Added entry for cpu ARM cortex-m0plus.
1822 2012-04-13 Alan Modra <amodra@gmail.com>
1825 * config/rs6000/rs6000.c (rs6000_emit_stack_tie): Rewrite with
1826 tie regs on destination of sets. Delete forward declaration.
1827 (rs6000_emit_stack_reset): Update rs6000_emit_stack_tie calls.
1828 (rs6000_emit_prologue): Likewise.
1829 (rs6000_emit_epilogue): Likewise. Use in place of gen_frame_tie
1831 (is_mem_ref): Use tie_operand to recognise stack ties.
1832 * config/rs6000/predicates.md (tie_operand): New.
1833 * config/rs6000/rs6000.md (restore_stack_block): Generate new
1835 (restore_stack_nonlocal): Likewise.
1836 (stack_tie): Update.
1837 (frame_tie): Delete.
1839 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1841 * tree-ssa-reassoc.c (attempt_builtin_powi_stats): Change %ld to
1842 HOST_WIDE_INT_PRINT_DEC in format strings.
1844 2012-04-12 Uros Bizjak <ubizjak@gmail.com>
1847 * config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
1848 argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
1849 * config/i386/sse.md (UNSPEC_VPERMVAR): New.
1850 (UNSPEC_VPERMSI, UNSPEC_VPERMSF): Remove.
1851 (avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
1852 (avx2_permvar<mode>): Macroize insn from avx2_permvarv8sf and
1853 avx2_permvarv8si using VI4F_256 mode iterator.
1854 * config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
1855 Update builtin type to V8SF_FTYPE_V8SF_V8SI.
1856 (ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
1857 gen_avx2_permvarv8sf.
1858 (expand_vec_perm_pshufb): Ditto.
1860 2012-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
1863 * config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
1864 the list of options to enable the FCFID instruction.
1865 (TARGET_EXTRA_BUILTINS): Adjust comment.
1867 2012-04-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1869 PR tree-optimization/18589
1870 * tree-ssa-reassoc.c (reassociate_stats): Add two fields.
1871 (operand_entry): Add count field.
1872 (add_repeat_to_ops_vec): New function.
1873 (completely_remove_stmt): Likewise.
1874 (remove_def_if_absorbed_call): Likewise.
1875 (remove_visited_stmt_chain): Remove feeding builtin pow/powi calls.
1876 (acceptable_pow_call): New function.
1877 (linearize_expr_tree): Look for builtin pow/powi calls and add operand
1878 entries with repeat counts when found.
1879 (repeat_factor_d): New struct and associated typedefs.
1880 (repeat_factor_vec): New static vector variable.
1881 (compare_repeat_factors): New function.
1882 (get_reassoc_pow_ssa_name): Likewise.
1883 (attempt_builtin_powi): Likewise.
1884 (reassociate_bb): Call attempt_builtin_powi.
1885 (fini_reassoc): Two new calls to statistics_counter_event.
1887 2012-04-12 Richard Guenther <rguenther@suse.de>
1889 * Makefile.in (cgraphunit.o): Add $(EXCEPT_H) dependency.
1890 * cgraph.h (tree_rest_of_compilation): Remove.
1891 * cgraph.c (cgraph_add_new_function): Move ...
1892 * cgraphunit.c (cgraph_add_new_function): ... here.
1893 (tree_rest_of_compilation): Make static.
1894 (cgraph_expand_function): Do not set cgraph_function_flags_ready.
1895 * tree-optimize.c (gate_all_optimizations, pass_all_optimizations,
1896 gate_all_early_local_passes, execute_all_early_local_passes,
1897 pass_early_local_passes, gate_all_early_optimizations,
1898 pass_all_early_optimizations): Move ...
1899 * passes.c (gate_all_optimizations, pass_all_optimizations,
1900 gate_all_early_local_passes, execute_all_early_local_passes,
1901 pass_early_local_passes, gate_all_early_optimizations,
1902 pass_all_early_optimizations): ... here.
1903 * tree-optimize.c (execute_free_datastructures): Remove.
1904 * tree-flow.h (execute_free_datastructures): Remove.
1905 * tree-optimize.c (execute_init_datastructures,
1906 pass_init_datastructures): Move ...
1907 * tree-ssa.c (execute_init_datastructures,
1908 pass_init_datastructures): ... here.
1909 * cfgexpand.c (gimple_expand_cfg): Inline-expand call to
1910 execute_free_datastructures.
1912 2012-04-12 Bernd Schmidt <bernds@codesourcery.com>
1914 * dbgcnt.def (ira_move): New counter.
1915 * ira-int.h (ira_create_new_reg): Declare function.
1916 (first_moveable_pseudo, last_moveable_pseudo): Declare variables.
1917 * ira-emit.c (ira_create_new_reg): Renamed from craete_new_reg and
1918 no longer static. All callers changed.
1919 * ira.c: Include "dbgcnt.h".
1920 (rtx_moveable_p, insn_dominated_by_p, find_moveable_pseudos,
1921 move_unallocated_pseudos): New static functions.
1922 (first_moveable_pseudo, last_moveable_pseudo): New global variables.
1923 (pseudo_replaced_reg, pseudo_move_insn): New static variables.
1924 (ira): Call find_moveable_pseudos and move_unallocated_pseudos.
1925 * ira-costs.c (find_costs_and_classes): Assign a memory cost of zero
1926 to the pseudos generated in find_moveable_pseudos.
1927 * Makefile.in (ira.o): Add $(DBGCNT_H).
1929 2012-04-12 Richard Guenther <rguenther@suse.de>
1931 PR tree-optimization/52943
1932 * tree-chrec.h (chrec_is_positive): Remove.
1933 * tree-scalar-evolution.c (chrec_is_positive): Move ...
1934 * tree-data-ref.c (chrec_is_positive): ... here. Make static.
1935 Return false for a constant zero instead of negative.
1936 (analyze_siv_subscript_cst_affine): Handle zero difference
1937 in the initial condition explicitely.
1939 2012-04-12 Richard Guenther <rguenther@suse.de>
1941 * tree-parloops.c (parallelize_loops): Also consult the upper
1942 bound for the number of iterations.
1943 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1944 (loop_prefetch_arrays): Likewise.
1946 2012-04-12 Richard Guenther <rguenther@suse.de>
1948 * cfgloop.h (estimated_loop_iterations_int): Ditch
1949 'conservative' parameter.
1950 (max_stmt_executions_int): Likewise.
1951 (estimated_loop_iterations): Likewise.
1952 (max_stmt_executions): Likewise.
1953 (max_loop_iterations): Declare.
1954 (max_loop_iterations_int): Likewise.
1955 (estimated_stmt_executions): Likewise.
1956 (estimated_stmt_executions_int): Likewise.
1957 * tree-ssa-loop-niter.c (estimated_loop_iterations):
1959 (max_loop_iterations): ... this.
1960 (estimated_loop_iterations_int): Split parts to ...
1961 (max_loop_iterations_int): ... this.
1962 (max_stmt_executions_int): Split parts to ...
1963 (estimated_stmt_executions_int): ... this.
1964 (max_stmt_executions): Split parts to ...
1965 (estimated_stmt_executions): ... this.
1966 * graphite-sese-to-poly.c (build_loop_iteration_domains): Adjust.
1967 * predict.c (predict_loops): Likewise.
1968 * tree-data-ref.c (max_stmt_executions_tree): Likewise.
1969 (analyze_siv_subscript_cst_affine): Likewise.
1970 (compute_overlap_steps_for_affine_1_2): Likewise.
1971 (analyze_subscript_affine_affine): Likewise.
1972 (init_omega_for_ddr_1): Likewise.
1973 * tree-parloops.c (parallelize_loops): Likewise.
1974 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
1975 (may_eliminate_iv): Likewise.
1976 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1977 (loop_prefetch_arrays): Likewise.
1978 * tree-vrp.c (adjust_range_with_scev): Likewise.
1980 2012-04-12 Oleg Endo <olegendo@gcc.gnu.org>
1982 * config/sh/sh.h (RETURN_ADDR_RTX): Use NULL_RTX instead of 0.
1983 * config/sh/sh.c (INSN_REGMODE_WEIGHT, CURR_REGMODE_PRESSURE):
1985 (dump_table): Use bool type for need_align and have_df variables.
1986 (find_barrier, sfunc_uses_reg): Use NULL_RTX instead of 0.
1987 (regs_used): Remove register modifier.
1988 (barrier_align): Move variables slot, credit, jump_to_next
1989 into if block above for loop. Use bool type for jump_to_next.
1990 (sh_function_arg): Use NULL_RTX instead of 0.
1992 2012-04-11 Andreas Schwab <schwab@linux-m68k.org>
1994 * config/m68k/m68k.md (rotrhi3+1): Name it rotrhi_lowpart.
1995 (bswapsi2): New expander.
1997 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
1999 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Defined to
2000 0x60000000 if __x86_64 is defined and __LP64__ isn't defined.
2002 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2004 PR rtl-optimization/52876
2005 * emit-rtl.c (set_reg_attrs_from_value): Handle arbitrary value.
2006 Don't call mark_reg_pointer for incompatible pointer sign extension.
2008 * reginfo.c (reg_scan_mark_refs): Call set_reg_attrs_from_value
2011 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2013 * fold-const.c (fold_unary_loc): Use GET_MODE_PRECISION for
2014 comparisons against TYPE_PRECISION.
2015 * tree-ssa-forwprop.c (combine_conversions): Likewise.
2017 2012-04-11 Xinliang David Li <davidxl@google.com>
2019 * tree-passes.h: Remove TODO_dump_func.
2020 * tree-ssa-tail-merge.c (tail_merge_optimize): Remove TODO_dump_func.
2021 * trans-mem.c: Remove TODO_dump_func.
2022 * ira.c: Remove TODO_dump_func.
2024 2012-04-11 H.J. Lu <hongjiu.lu@intel.com>
2026 * config/i386/i386.c (ix86_option_override_internal): Check
2027 SUBTARGET_OVERRIDE_OPTIONS and SUBSUBTARGET_OVERRIDE_OPTIONS
2028 after TARGET_64BIT is updated.
2030 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2032 * config/sh/sh.h: Remove old secondary reload code.
2034 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2036 * config/sh/sh.c (SCHED_REORDER): Merge macro into ...
2037 (ready_reorder): ... this function.
2039 2012-04-11 Bernd Schmidt <bernds@codesourcery.com>
2041 * sel-sched.c (sel_global_init): Swap order of sched_rgn_init and
2044 * haifa-sched.c (prune_ready_list): Rework handling of SCHED_GROUP_P
2045 insns so that no other insn is queued for a time before them.
2047 * config/c6x/c6x.md (load_got_gotoff): Set op_pattern attribute to
2050 2012-04-11 Richard Guenther <rguenther@suse.de>
2053 * tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
2054 consider loop nesting.
2055 (evolution_function_is_univariate_p): Properly check the remainder
2058 2012-04-11 Richard Guenther <rguenther@suse.de>
2061 * except.c (sjlj_emit_dispatch_table): Properly update loop structure.
2063 2012-04-11 Nick Clifton <nickc@redhat.com>
2065 * config/rl78/rl78.c (rl78_expand_prologue): Set stack use
2066 information, if requested.
2068 * config/rx/rx.c (rx_expand_prologue): Likewise.
2070 2012-04-11 Peter Bergner <bergner@vnet.ibm.com>
2071 Michael Matz <matz@suse.de>
2074 * rtlanal.c (unsigned_reg_p): New function.
2075 Update copyright notice dates.
2076 * rtl.h (unsigned_reg_p): Prototype it.
2077 Update copyright notice dates.
2078 * config/rs6000/rs6000.c (rs6000_generate_compare): Use it.
2080 * expr.c (expand_expr_real_1): Set register attributes.
2081 * stmt.c (expand_case): Likewise.
2083 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2086 * config/sh/sh-protos.h (sh_legitimate_index_p): Add new arguments
2087 consider_sh2a and allow_zero.
2088 * config/sh/sh.c (sh_legitimate_index_p): Likewise.
2089 (disp_addr_displacement): New function.
2090 (sh_address_cost): Use disp_addr_displacement function instead
2091 of DISP_ADDR_OFFSET.
2092 (sh_legitimate_address_p): Adapt to changed
2093 sh_legitimate_index_p declaration.
2094 (sh_find_mov_disp_adjust): Remove HImode check.
2095 (sh_secondary_reload): Add HImode case. Use satisfies_constraint_Sdd,
2096 disp_addr_displacement and max_mov_insn_displacement.
2097 (max_mov_insn_displacement): Remove HImode check.
2098 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12,
2099 DISP_ADDR_P, DISP_ADDR_OFFSET): Remove.
2100 * config/sh/constraints.md (K05, K13): New constraints.
2101 (K12): Correct comment.
2102 (Sdd): Do not use DISP_ADDR_P macro.
2103 (Snd, Sbw): Use satisfies_constraint_Sdd.
2104 * config/sh/sh.md (extendhisi2): Remove constraints from expander.
2105 (*extendhisi2_compact, movhi_i): Remove.
2106 (*extendhisi2_compact_reg, *extendhisi2_compact_mem_disp,
2107 *extendhisi2_compact_mem_disp, *extendhisi2_compact_snd,
2108 *movhi_reg_reg, *movhi_store_mem_disp05, *movhi_store_mem_disp13,
2109 *movhi_load_mem_disp, *movhi_load_mem_disp, *movhi): New insns.
2110 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_mem_disp,
2111 *movqi_store_mem_disp04, *movqi_store_mem_disp12, *movqi_load_mem_disp,
2112 *movqi_load_mem_disp): Use sh_legitimate_index_p instead of
2114 Add new peepholes for HImode displacement addressing.
2116 2012-04-11 Oleg Endo <olegendo@gcc.gnu.org>
2118 * config/sh/sh.h (SIDI_OFF): Remove.
2119 * config/sh/sh.md: Use gen_highpart and gen_lowpart to access
2120 DImode subregs instead of gen_rtx_REG or simplifly_gen_subreg
2123 2012-04-11 Eric Botcazou <ebotcazou@adacore.com>
2126 * doc/extend.texi (Other Builtins): Document __builtin_bswap16.
2127 (PowerPC AltiVec/VSX Built-in Functions): Remove it.
2128 * doc/md.texi (Standard Names): Add bswap.
2129 * builtin-types.def (BT_UINT16): New primitive type.
2130 (BT_FN_UINT16_UINT16): New function type.
2131 * builtins.def (BUILT_IN_BSWAP16): New.
2132 * builtins.c (expand_builtin_bswap): Add TARGET_MODE argument.
2133 (expand_builtin) <BUILT_IN_BSWAP16>: New case. Pass TARGET_MODE to
2134 expand_builtin_bswap.
2135 (fold_builtin_bswap): Add BUILT_IN_BSWAP16 case.
2136 (fold_builtin_1): Likewise.
2137 (is_inexpensive_builtin): Likewise.
2138 * optabs.c (expand_unop): Deal with bswap in HImode specially. Add
2139 missing bits for bswap to libcall code.
2140 * tree.c (build_common_tree_nodes): Build uint16_type_node.
2141 * tree.h (enum tree_index): Add TI_UINT16_TYPE.
2142 (uint16_type_node): New define.
2143 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_BSWAP_HI): Delete.
2144 * config/rs6000/rs6000.c (rs6000_expand_builtin): Remove handling of
2146 (rs6000_init_builtins): Likewise.
2147 * config/rs6000/rs6000.md (bswaphi2): Add TARGET_POWERPC predicate.
2149 2012-04-11 Tristan Gingold <gingold@adacore.com>
2151 * doc/extend.texi (Type Attributes): Move paragraph.
2153 2012-04-11 Manuel López-Ibáñez <manu@gcc.gnu.org>
2156 * diagnostic.h (show_caret): Declare.
2157 (caret_max_width): Declare.
2158 (diagnostic_show_locus): Declare.
2159 * diagnostic.c (diagnostic_initialize): Initialize to false.
2160 (diagnostic_show_locus): New.
2161 (diagnostic_report_diagnostic): Call it.
2162 (getenv_columns): New.
2164 (diagnostic_set_caret_max_width): New.
2165 * input.c (read_line): New.
2166 (location_get_source_line): New.
2167 * input.h (location_get_source_line): Declare.
2168 * toplev.c (general_init): Initialize show_caret from options.
2169 * dwarf2out.c (gen_producer_string): Handle fdiagnostics-show-caret.
2170 * opts.c (common_handle_option): Likewise.
2171 * pretty-print.h (pp_get_prefix): New.
2172 (pp_base_get_prefix): New.
2173 * common.opt (fdiagnostics-show-caret): New option.
2174 * doc/invoke.texi (fdiagnostics-show-caret): Document it.
2176 2012-04-11 Richard Guenther <rguenther@suse.de>
2178 PR rtl-optimization/52881
2179 * ifcvt.c (find_if_case_2): Avoid speculating loop latches.
2181 2012-04-11 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/52912
2184 * tree-ssa-threadupdate.c (thread_block): Tell the cfg
2185 manipulation code we are threading through a loop header
2186 to an exit destination.
2188 2012-04-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
2190 * tree.h (warn_if_unused_value): Move declaration from here.
2191 * stmt.c (warn_if_unused_value): Move definition from here.
2193 2010-04-10 Michael Matz <matz@suse.de>
2195 * tree-vectorizer.h (_loop_vec_info.strided_stores): Rename to
2197 (LOOP_VINFO_STRIDED_STORES): Rename to LOOP_VINFO_GROUPED_STORES.
2198 (struce _bb_vec_info.strided_stores): Rename to grouped_stores.
2199 (BB_VINFO_STRIDED_STORES): Rename to BB_VINFO_GROUPED_STORES.
2200 (STMT_VINFO_STRIDED_ACCESS): Rename to STMT_VINFO_GROUPED_ACCESS.
2201 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2202 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2203 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2204 (vect_record_strided_load_vectors): Rename to
2205 vect_record_grouped_load_vectors.
2206 * tree-vect-data-refs.c (vect_update_misalignment_for_peel):
2207 Rename use of above macros.
2208 (vect_verify_datarefs_alignment): Ditto.
2209 (vector_alignment_reachable_p): Ditto.
2210 (vect_peeling_hash_get_lowest_cost): Ditto.
2211 (vect_enhance_data_refs_alignment): Ditto.
2212 (vect_analyze_group_access): Ditto and rename stride to groupsize.
2213 (vect_analyze_data_ref_access): Rename "strided" to "grouped".
2214 (vect_strided_store_supported): Rename to vect_grouped_store_supported.
2215 (vect_strided_load_supported): Rename to vect_grouped_load_supported.
2216 (vect_transform_strided_load): Rename to vect_transform_grouped_load.
2217 (vect_record_strided_load_vectors): Rename to
2218 vect_record_grouped_load_vectors.
2219 * tree-vect-loop.c (new_loop_vec_info): Rename use of above macros.
2220 (destroy_loop_vec_info): Ditto.
2221 (vect_transform_loop): Ditto and rename strided_store to grouped_store.
2222 * tree-vect-slp.c (vect_build_slp_tree): Rename use of above macros.
2223 (vect_analyze_slp): Ditto.
2224 (new_bb_vec_info): Ditto.
2225 (destroy_bb_vec_info): Ditto.
2226 (vect_schedule_slp_instance): Ditto and rename strided_store to
2228 * tree-vect-stmts.c (vect_cost_strided_group_size): Rename to
2229 vect_cost_group_size.
2230 (vect_model_store_cost): Rename use of above macros and call
2231 to vect_cost_strided_group_size.
2232 (vect_model_load_cost): Ditto.
2233 (vectorizable_store): Ditto, rename strided_store to grouped_store
2234 and calls to renamed tree-vectorizer.h functions.
2235 (vectorizable_load): Ditto.
2236 (vect_transform_stmt): Rename use of above macros and strided_store
2239 2012-04-10 Jan Hubicka <jh@suse.cz>
2241 * cgraph.h: Remove misledaing comment on ipa-ref.h.
2242 (symtab_type): New enum.
2243 (symtab_node): New structure.
2244 (cgraph_node, varpool_node): Add symbol base type.
2245 (cgraph, varpool): New accestor functions.
2246 * cgraph.c (cgraph_create_node_1): Set symbol type.
2247 * varpool.c (varpool_node): Set symbol type.
2249 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2250 Richard Sandiford <rdsandiford@googlemail.com>
2252 * fwprop.c (propagate_rtx): Also set PR_CAN_APPEAR for subregs.
2254 2012-04-10 Richard Guenther <rguenther@suse.de>
2257 * gimple-low.c (gimple_check_call_args): Properly account for
2258 compatible aggregate types.
2260 2012-04-10 Richard Guenther <rguenther@suse.de>
2262 * toplev.h (tree_rest_of_compilation): Remove.
2263 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2264 * cgraph.h (tree_rest_of_compilation): Declare.
2265 * tree-optimize.c (tree_rest_of_compilation): Move ...
2266 * cgraphunit.c (tree_rest_of_compilation): ... here.
2267 * cgraph.c (cgraph_add_new_function): Adjust.
2268 * Makefile.in (tree-optimize.o): Adjust.
2269 (cgraphunit.o): Likewise.
2271 2012-04-10 Ulrich Weigand <ulrich.weigand@linaro.org>
2273 PR tree-optimization/52870
2274 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
2275 presumed pattern statement is within the same loop or basic block.
2277 2012-04-10 Tristan Gingold <gingold@adacore.com>
2279 * gengtype.c (main): Make uintptr_t a known type.
2281 2012-04-10 Richard Guenther <rguenther@suse.de>
2283 * tree-pass.h (tree_lowering_passes): Remove.
2284 * tree-optimize.c (tree_lowering_passes): Remove.
2285 * cgraph.c (cgraph_add_new_function): Inline relevant parts
2286 of tree_lowering_passes, avoid redundant call of early local passes.
2287 * cgraphunit.c (cgraph_lower_function): Fold into ...
2288 (cgraph_analyze_function): ... its single caller. Inline
2289 relevant parts of tree_lowering_passes.
2291 2012-04-09 H.J. Lu <hongjiu.lu@intel.com>
2294 * config/pa/pa.opt: Remove SIO and GNU_LD.
2296 2012-04-09 Jan Hubicka <jh@suse.cz>
2301 * lto-cgraph.c (compute_ltrans_boundary): When alias is in the
2302 boundary, add its target too.
2303 * lto.c (add_references_to_partition): Add also aliased nodes.
2304 (add_cgraph_node_to_partition,
2305 add_varpool_node_to_partition): Work on nodes, not functions/variables;
2306 when adding alias, add also the aliased object.
2308 2012-04-09 Uros Bizjak <ubizjak@gmail.com>
2311 * config/i386/predicates.md (x86_64_zext_general_operand): Prevent
2312 VOIDmode immediate operands.
2313 * config/i386/constraints.md (Wz): New constraint.
2314 * config/i386/i386.md (*zero_extendsidi2_rex64): Use Wz instead of Z.
2316 2012-04-09 Eric Botcazou <ebotcazou@adacore.com>
2319 * config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
2320 the DECL generated for the special GOT helper.
2322 2012-04-09 Oleg Endo <olegendo@gcc.gnu.org>
2324 * config/sh/constraints.md: Update list of constraints in
2326 (Sr0): Remove unused memory constraint.
2328 2012-04-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
2330 * tree-pretty-print.h: Update comment.
2332 2012-04-08 Oleg Endo <olegendo@gcc.gnu.org>
2334 * config/sh/sh.md: Use braced string notation where applicable.
2335 (*prefetch_i4, prefetch_m2a): Merge into ...
2336 (*prefetch): ... this new insn.
2338 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2340 * config/sh/sh.h (high_life_started): Remove
2341 * config/sh/predicates.md (general_movdst_operand): Use
2342 'reload_in_progress' instead of 'high_life_started'.
2343 * config/sh/sh.md (divsi_inv_call, *divsi_inv_call_combine,
2344 divsi_inv_fp): Likewise.
2346 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2348 * config/sh/sh-protos.h (prepare_move_operands): Return void
2350 * config/sh/sh.c (prepare_move_operands): Likewise.
2351 * config/sh/sh.md: Remove return value checks of prepare_move_operands.
2353 2012-04-07 Oleg Endo <olegendo@gcc.gnu.org>
2355 * config/sh/sh-protos.h (fp_int_operand, symbol_ref_operand,
2356 general_movsrc_operand, general_movdst_operand, arith_reg_operand,
2357 fp_arith_reg_operand, arith_operand, arith_reg_or_0_operand,
2358 logical_operand, fpscr_operand, fpul_operand, expand_fp_branch,
2359 commutative_float_operator, noncommutative_float_operator,
2360 sh_handle_pragma): Remove.
2362 2012-04-06 Sandra Loosemore <sandra@codesourcery.com>
2364 * doc/invoke.texi: Clean up Texinfo markup throughout the file.
2365 Use @option markup on command-line options. Use @samp markup on
2366 literal keywords to options. Use @code markup on code fragments.
2367 Use other markup in preference to quotation marks in the text.
2368 Add markup to some passages without any.
2370 2012-04-06 Mike Stump <mikestump@comcast.net>
2372 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Avoid warning.
2374 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2376 * config/sh/sh.c (hi_const): Remove.
2377 (find_barrier, sh_reorg): Use satisfies_constraint_I16 instead
2380 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2382 * config/sh/sh-protos.h (sh_expand_t_scc): Change return type from int
2384 * config/sh/sh.c (sh_expand_t_scc): Likewise.
2385 * config/sh/sh.md (cstoresi4, cstoredi4): Remove GET_CODE checks before
2386 calling sh_expand_t_scc.
2388 2012-04-06 Oleg Endo <olegendo@gcc.gnu.org>
2390 * config/sh/sh-protos.h (fp_zero_operand, fp_one_operand,
2391 nonpic_symbol_mentioned_p, expand_block_move, expand_ashiftrt,
2392 sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext, system_reg_operand,
2393 reg_unused_after, sh_can_redirect_branch, sh_need_epilogue, fldi_ok,
2394 sh_hard_regno_rename_ok, sh_cfun_interrupt_handler_p,
2395 sh_cfun_resbank_handler_p, sh_attr_renesas_p, sh_cfun_attr_renesas_p,
2396 check_use_sfunc_addr, sh_contains_memref_p, sh_loads_bankedreg_p,
2397 sh2a_is_function_vector_call): Use bool as return type.
2398 (sh_pass_in_reg_p): Remove.
2399 * config/sh/sh.c (broken_move, mova_p, noncall_uses_reg, high_pressure,
2400 flow_dependent_p, sh2a_function_vector_p, expand_block_move,
2401 expand_ashiftrt, sh_dynamicalize_shift_p, gen_shl_and, gen_shl_sext,
2402 sh_need_epilogue, sh2a_is_function_vector_call, sh_attr_renesas_p,
2403 sh_cfun_attr_renesas_p, sh_cfun_interrupt_handler_p,
2404 sh_cfun_resbank_handler_p, system_reg_operand, fp_zero_operand,
2405 fp_one_operand, fldi_ok, reg_unused_after, sh_can_redirect_branch,
2406 sh_hard_regno_rename_ok, check_use_sfunc_addr, sh_contains_memref_p,
2407 sh_loads_bankedreg_p): Use bool as return type.
2408 (nonpic_symbol_mentioned_p): Use bool as return type. Remove
2409 'register' modifier.
2411 2012-04-06 Matt Turner <mattst88@gmail.com>
2413 * doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2415 2012-04-06 Eric Botcazou <ebotcazou@adacore.com>
2417 * config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
2418 of the destination isn't also a FP_REGS register.
2420 2012-04-05 Teresa Johnson <tejohnson@google.com>
2421 H.J. Lu <hongjiu.lu@intel.com>
2423 * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_LCP_STALL.
2424 * config/i386/i386.md (move immediate to memory peephole2):
2425 Add cases for HImode move when LCP stall avoidance is needed.
2426 * config/i386/i386.c (initial_ix86_tune_features): Initialize
2427 X86_TUNE_LCP_STALL entry.
2429 2012-04-05 Uros Bizjak <ubizjak@gmail.com>
2432 * config/i386/i386.c (ix86_decompose_address): Allow VOIDmode
2433 CONST_INT operands, zero-extended with AND.
2435 2012-04-05 Oleg Endo <olegendo@gcc.gnu.org>
2438 * config/sh/sh.c (sh_find_mov_disp_adjust): Take machine_mode as the
2439 first argument instead of mode size. Move displacement calculations
2441 (mov_insn_size, max_mov_insn_displacement, mov_insn_alignment_mask):
2442 ... these new functions.
2443 (disp_adjust): Remove max_mov_disp field.
2444 (sh_legitimate_index_p): Use max_mov_insn_displacement and
2445 mov_insn_alignment_mask.
2446 (sh_address_cost): Use max_mov_insn_displacement.
2448 2012-04-05 Andrew Stubbs <ams@codesourcery.com>
2450 * config/arm/arm.md (arch): Add neon_onlya8 and neon_nota8.
2451 (arch_enabled): Handle new arch types.
2452 (one_cmpldi2): Add NEON support.
2454 2012-04-05 Richard Guenther <rguenther@suse.de>
2456 * gimple.c (walk_gimple_op): Compute val_only for the LHS
2457 of an assigment in the canonical way, avoiding is_gimple_mem_rhs.
2458 (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt): Move ...
2459 * gimplify.c (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
2460 ... here and make static.
2461 * gimple.h (is_gimple_mem_rhs, is_gimple_reg_rhs, is_gimple_stmt):
2464 2012-04-05 Richard Guenther <rguenther@suse.de>
2466 * tree-ssa-dse.c (dse_optimize_stmt): Remember the stmt
2467 basic-block before removing it.
2469 2012-04-05 Richard Guenther <rguenther@suse.de>
2471 * tree-ssanames.c (release_dead_ssa_names): Compact the SSA
2472 version namespace as we release the freelist.
2474 2012-04-05 Richard Guenther <rguenther@suse.de>
2476 * tree-nrv.c (tree_nrv): Release VDEFs.
2477 * tree-sra.c (sra_modify_constructor_assign): Likewise.
2478 (sra_modify_assign): Likewise.
2479 * tree-vect-stmts.c (vect_remove_stores): Likewise.
2480 * tree-vect-loop.c (vect_transform_loop): Likewise.
2481 * tree-ssa-dom.c (optimize_stmt): Likewise.
2482 * tree-vect-slp.c (vect_schedule_slp): Likewise.
2483 * tree-ssa-math-opts.c (execute_cse_sincos): Likewise.
2485 2012-04-05 Richard Guenther <rguenther@suse.de>
2487 * gimple-iterator.c (gsi_remove): Return whether EH edges need to be
2489 * gimple.h (gsi_remove): Adjust.
2490 * tree-ssa-operands.c (unlink_stmt_vdef): Optimize.
2491 * tree-ssa-dom.c (optimize_stmt): Use gsi_remove result.
2492 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2493 * tree-ssa-forwprop.c (remove_prop_source_from_use): Likewise.
2494 * tree-ssa-math-opts.c (execute_optimize_widening_mul): Likewise.
2495 * tree-ssa-pre.c (eliminate): Likewise.
2497 2012-04-04 Mike Stump <mikestump@comcast.net>
2499 * doc/rtl.texi (const_double): Document as sign-extending.
2500 * expmed.c (expand_mult): Ensure we don't use shift incorrectly.
2501 * emit-rtl.c (immed_double_int_const): Refine to state the
2503 * simplify-rtx.c (mode_signbit_p): Add a fixme for wider than
2504 CONST_DOUBLE integers.
2505 (simplify_const_unary_operation, UNSIGNED_FLOAT): Ensure no
2506 negative values are converted. Fix conversions bigger than
2507 HOST_BITS_PER_WIDE_INT.
2508 (simplify_binary_operation_1): Ensure we don't use shift incorrectly.
2509 (simplify_immed_subreg): Sign-extend CONST_DOUBLEs.
2510 * explow.c (plus_constant_mode): Add.
2511 (plus_constant): Implement with plus_constant_mode.
2512 * rtl.h (plus_constant_mode): Add.
2514 2012-04-04 Richard Guenther <rguenther@suse.de>
2516 PR tree-optimization/52808
2517 * tracer.c (tail_duplicate): Do not tail-duplicate loop header blocks.
2518 * Makefile.in (tracer.o): Depend on $(CFGLOOP_H).
2520 2012-04-04 Tristan Gingold <gingold@adacore.com>
2522 * expr.c (expand_expr_real_2): Handle larger sizetype in
2525 2012-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2527 * config/sh/t-sh (MULTILIB_MATCHES): Match m2a-single-only
2528 to m2a-single instead of m2e.
2530 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2532 * expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
2533 Change type of BITOFFSET to signed. Make sure the lower bound of
2534 the computed range is non-negative by adjusting OFFSET and BITPOS.
2535 (expand_assignment): Adjust call to get_bit_range.
2537 2012-04-03 Sandeep Kumar Singh <Sandeep.Singh2@kpitcummins.com>
2539 * h8300/h8300.c (h8300_current_function_monitor_function_p):
2540 New function. Added to check monitor functions.
2541 (h8300_option_override): Modified to generate error/warning
2542 messages for invalid combinations of different command line
2544 * h8300/h8300.md: Generate 'rte' for monitor functions. Do not
2545 save EXR on stack for monitor function in case of H8S target
2546 when "-mno-exr" is passed.
2547 * h8300/h8300-protos.h (h8300_current_function_monitor_function_p):
2549 * doc/invoke.texi: Document H8S options.
2551 2012-04-03 Tristan Gingold <gingold@adacore.com>
2553 * configure.ac: Use GCC_AC_FUNC_MMAP_BLACKLIST instead
2554 of gcc_AC_FUNC_MMAP_BLACKLIST.
2555 * acinclude.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Remove.
2556 * Makefile.in (aclocal_deps): Add mmap.m4.
2557 * configure: Regenerate.
2558 * aclocal.m4: Regenerate.
2560 2012-04-03 Richard Guenther <rguenther@suse.de>
2562 PR tree-optimization/52808
2563 * tracer.c (tail_duplicate): Return whether we have duplicated
2565 (tracer): If we have duplicated any block, cleanup the CFG.
2566 * cfghooks.c (duplicate_block): If we duplicated a loop
2567 header but not its loop, destroy the loop because it now has
2569 * tree-ssa-threadupdate.c (thread_through_loop_header): Tell
2570 the cfg manipulation routines we are not creating a multiple
2573 2012-04-03 Tristan Gingold <gingold@adacore.com>
2575 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
2577 (vms_c_common_override_options): Allow parameterless variadic
2580 2012-04-03 Jakub Jelinek <jakub@redhat.com>
2582 PR tree-optimization/52835
2583 * tree-data-ref.c (build_rdg): Return NULL if
2584 compute_data_dependences_for_loop failed.
2586 2012-04-03 Eric Botcazou <ebotcazou@adacore.com>
2588 * varasm.c (initializer_constant_valid_for_bitfield_p): Return true
2589 for REAL_CST as well.
2590 (output_constructor): Use RECORD_OR_UNION_TYPE_P predicate.
2591 In the bitfield case, if the value is a REAL_CST, convert it first to
2594 2012-04-02 H.J. Lu <hongjiu.lu@intel.com>
2596 * config.gcc: Use i386/biarchx32.h instead of i386/biarch64.h
2597 for --with-abi={x32|mx32} or --with-multilib-list=mx32.
2598 (supported_defaults): Add abi for i[34567]86-*-* and x86_64-*-*.
2600 * config/i386/biarchx32.h: New.
2602 2012-04-02 Anatoly Sokolov <aesok@post.ru>
2604 * config/arm/arm.h (PREFERRED_RELOAD_CLASS): Remove.
2605 * config/arm/arm.c (TARGET_PREFERRED_RELOAD_CLASS): Define.
2606 (arm_preferred_reload_class): New function.
2608 2012-04-02 Richard Guenther <rguenther@suse.de>
2610 PR tree-optimization/52756
2611 * tree-ssa-threadupdate.c (def_split_header_continue_p): New function.
2612 (thread_through_loop_header): After threading through the loop latch
2613 remove the split part from the loop and clear further threading
2614 opportunities that would create a multiple entry loop.
2616 2012-04-02 Richard Guenther <rguenther@suse.de>
2618 PR rtl-optimization/52800
2619 * cprop.c (execute_rtl_cprop): Call cleanup_cfg with
2620 CLEANUP_CFG_CHANGED.
2622 2012-04-02 Richard Guenther <rguenther@suse.de>
2625 * loop-init.c (gate_handle_loop2): Destroy loops here if
2626 we don't enter RTL loop optimizers.
2628 2012-04-02 Uros Bizjak <ubizjak@gmail.com>
2631 2012-03-29 Richard Guenther <rguenther@suse.de>
2633 * rtl.h (extended_count): Remove.
2634 * combine.c (extended_count): Remove.
2636 2012-04-02 Dodji Seketeli <dodji@redhat.com>
2639 * pt.c (more_specialized_fn): Don't apply decay conversion to
2640 types of function parameters.
2642 2012-04-02 Tristan Gingold <gingold@adacore.com>
2644 * ggc-page.c (PAGE_L1_SIZE, PAGE_L2_SIZE, LOOKUP_L1, LOOKUP_L2)
2645 (ggc_allocated_p, lookup_page_table_entry, set_page_table_entry)
2646 (alloc_page, init_ggc, clear_marks, struct ggc_pch_data)
2647 (ggc_pch_this_base): Use uintptr_t instead of size_t.
2649 2012-03-31 H.J. Lu <hongjiu.lu@intel.com>
2652 * config/i386/i386.c (ix86_option_override_internal): Don't
2653 check TARGET_64BIT if TARGET_64BIT_DEFAULT is false.
2655 2012-03-31 Eric Botcazou <ebotcazou@adacore.com>
2657 * tree-cfg.c (call_can_make_abnormal_goto): New predicate.
2658 (stmt_can_make_abnormal_goto): Use it.
2659 (is_ctrl_altering_stmt): Likewise.
2661 2012-03-30 Naveen H.S <naveen.S@kpitcummins.com>
2662 Kaz Kojima <kkojima@gcc.gnu.org>
2664 * config/sh/sh.c (push_regs): Skip banked registers when
2665 resbank attribute is specified.
2666 (sh_expand_epilogue): Likewise.
2668 2012-03-30 Richard Henderson <rth@redhat.com>
2671 * combine-stack-adj.c (prev_active_insn_bb): New.
2672 (next_active_insn_bb): New.
2673 (force_move_args_size_note): New.
2674 (combine_stack_adjustments_for_block): Use it.
2676 2012-03-30 Richard Henderson <rth@redhat.com>
2678 * config/i386/i386.c (struct expand_vec_perm_d): Add one_operand_p.
2679 (ix86_expand_vector_init_duplicate): Initialize it.
2680 (expand_vec_perm_palignr): Likewise.
2681 (ix86_expand_vec_perm_const): Likewise.
2682 (ix86_vectorize_vec_perm_const_ok): Likewise.
2683 (expand_vec_perm_blend): Use it.
2684 (expand_vec_perm_vpermil): Likewise.
2685 (expand_vec_perm_pshufb): Likewise.
2686 (expand_vec_perm_1): Likewise.
2687 (expand_vec_perm_pshuflw_pshufhw): Likewise.
2688 (expand_vec_perm_interleave2): Likewise.
2689 (expand_vec_perm_vpermq_perm_1): Likewise.
2690 (expand_vec_perm_vperm2f128): Likewise.
2691 (expand_vec_perm_interleave3): Likewise.
2692 (expand_vec_perm_vperm2f128_vblend): Likewise.
2693 (expand_vec_perm_vpshufb2_vpermq): Likewise.
2694 (expand_vec_perm_vpshufb2_vpermq_even_odd): Likewise,.
2695 (expand_vec_perm_broadcast): Likewise.
2696 (expand_vec_perm_vpshufb4_vpermq2): Likewise.
2698 2012-03-30 Richard Henderson <rth@redhat.com>
2700 * dwarf2out.c (gen_variable_die): Initialize off.
2702 2012-03-30 Tristan Gingold <gingold@adacore.com>
2704 * config/vms/vms-f.c: New file.
2705 * config/vms/t-vms (vms-f.o): New rule.
2706 * config.gcc (*-*-*vms*): Define fortran_target_objs.
2708 2012-03-30 Richard Guenther <rguenther@suse.de>
2710 PR tree-optimization/52754
2711 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2712 propagate arbitrary addresses into really plain dereferences.
2714 2012-03-30 Richard Guenther <rguenther@suse.de>
2717 * except.c (emit_to_new_bb_before): Move loop updating ...
2718 (dw2_build_landing_pads): ... here. Use a proper block for
2719 querying the loop father.
2721 2012-03-30 Tristan Gingold <gingold@adacore.com>
2723 * config/ia64/ia64.c (ia64_section_type_flags): Remove
2724 common_object attribute handling.
2725 (SECTION_VMS_OVERLAY): Remove
2726 (ia64_vms_common_object_attribute): Replace abort with an assert.
2727 Do not set DECL_SECTION_NAME.
2728 (ia64_vms_output_aligned_decl_common): Handle common_object
2730 (ia64_vms_elf_asm_named_section): Remove.
2731 * config/ia64/vms.h (TARGET_ASM_NAMED_SECTION): Remove.
2733 2012-03-30 Richard Guenther <rguenther@suse.de>
2736 * double-int.c (rshift_double): Remove not needed cast.
2738 2012-03-30 Richard Guenther <rguenther@suse.de>
2740 * tree-affine.h (print_aff): Remove.
2741 * tree-affine.c (print_aff): Make static.
2742 * tree-data-ref.h (access_matrix_get_index_for_parameter): Remove.
2743 (get_references_in_stmt): Likewise.
2744 (print_direction_vector): Likewise.
2745 (print_dir_vectors): Likewise.
2746 (print_dist_vectors): Likewise.
2747 (dump_subscript): Likewise.
2748 (dump_ddrs): Likewise.
2749 (dump_dist_dir_vectors): Likewise.
2750 (dump_data_references): Likewise.
2751 (dump_data_dependence_relation): Likewise.
2752 (dump_data_dependence_direction): Likewise.
2753 (dump_rdg_vertex): Likewise.
2754 (dump_rdg_component): Likewise.
2755 (debug_ddrs): Declare.
2756 (struct data_ref_loc_d): Move ...
2757 * tree-data-ref.c (struct data_ref_loc_d): ... here.
2758 (get_references_in_stmt): Make static.
2759 (dump_data_references): Likewise.
2760 (dump_subscript): Likewise.
2761 (print_direction_vector): Likewise.
2762 (print_dir_vectors): Likewise.
2763 (print_dist_vectors): Likewise.
2764 (dump_data_dependence_relation): Likewise.
2765 (dump_dist_dir_vectors): Likewise.
2766 (dump_ddrs): Likewise.
2767 (dump_rdg_vertex): Likewise.
2768 (dump_rdg_component): Likewise.
2769 (debug_ddrs): New function.
2770 (access_matrix_get_index_for_parameter): Remove.
2772 2012-03-30 Tristan Gingold <gingold@adacore.com>
2774 * config/vms/vms.c (VMS_CRTL_FLOAT32): Rename.
2775 (VMS_CRTL_FLOAT64, VMS_CRTL_FLOAT64_VAXD): New.
2776 (VMS_CRTL_FLOAT128, VMS_CRTL_DPML, VMS_CRTL_NODMPL)
2777 (VMS_CRTL_32ONLY, VMS_CRTL_G_MASK, VMS_CRTL_G_NONE)
2778 (VMS_CRTL_GA, VMS_CRTL_GL, VMS_CRTL_FLOATV2): New.
2779 (vms_patch_builtins): Handle new flags
2780 * config/vms/vms-crtlmap.map: Completed using nm on
2781 c and math system libraries.
2782 * config/vms/make-crtlmap.awk: Handle any number of flags.
2784 2012-03-30 Martin Jambor <mjambor@suse.cz>
2786 * tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
2787 is a builtin_stack_save in a dominating BB.
2789 2012-03-29 Uros Bizjak <ubizjak@gmail.com>
2791 * config/i386/sse.md (avx_h<plusminus_insn>v4df3): Fix results
2792 crossing 128bit lane boundary.
2794 2012-03-29 Vladimir Makarov <vmakarov@redhat.com>
2796 * ira-color.c (setup_left_conflict_sizes_p): Process all
2797 conflicting objects.
2799 2012-03-29 Jakub Jelinek <jakub@redhat.com>
2801 PR tree-optimization/52760
2802 * tree-vect-slp.c (vect_get_constant_vectors): Convert constant_p
2803 shift count for {L,R}{SHIFT,ROTATE}_EXPR to TREE_TYPE (vector_type).
2805 2012-03-29 Richard Guenther <rguenther@suse.de>
2807 * cgraph.h (cgraph_materialize_all_clones): Remove.
2808 (reset_inline_failed): Likewise.
2809 * cgraphunit.c (cgraph_materialize_all_clones): Make static.
2810 * cgraphbuild.c (reset_inline_failed): Remove.
2811 * rtl.h (cse_main): Remove.
2812 (extended_count): Likewise.
2813 * cse.c (dump_class): Mark as DEBUG_FUNCTION.
2814 (cse_main): Make static.
2815 * combine.c (extended_count): Remove.
2816 (dump_combine_stats): Mark as DEBUG_FUNCTION.
2817 * basic-block.h (reorder_basic_blocks): Remove.
2818 * bb-reorder.c (reorder_basic_blocks): Make static.
2819 * Makefile.in (dse.o): Remove dse.h dependency.
2821 * dse.c (gate_dse): Remove.
2822 (clear_alias_mode_eq): Likewise.
2823 (clear_alias_mode_hash): Likewise.
2824 (dse_record_singleton_alias_set): Likewise.
2825 (dse_invalidate_singleton_alias_set): Likewise.
2827 2012-03-29 H.J. Lu <hongjiu.lu@intel.com>
2829 * config/linux-android.h (ANDROID_STARTFILE_SPEC): Use
2830 crtbegin_so%O%s for -shared.
2831 (ANDROID_ENDFILE_SPEC): Use crtend_so%O%s for -shared.
2833 2012-03-29 Richard Guenther <rguenther@suse.de>
2835 * tree-flow.h (struct pre_expr_d): Remove forward declaration.
2836 (add_to_value): Remove.
2837 (print_value_expressions): Likewise.
2838 * tree-ssa-pre.c (add_to_value): Make static.
2839 (print_value_expressions): Likewise.
2840 * gimple.h (gimple_adjust_this_by_delta): Remove.
2841 * gimple-fold.c (gimple_adjust_this_by_delta): Likewise.
2843 2012-03-29 Richard Guenther <rguenther@suse.de>
2846 * double-int.h (rshift_double): Remove.
2847 * double-int.c (lshift_double): Use absu_hwi to make count positive.
2848 (rshift_double): Make static, take unsigned count argument,
2849 remove handling of negative count argument.
2850 (double_int_rshift): Dispatch to lshift_double.
2852 2012-03-28 H.J. Lu <hongjiu.lu@intel.com>
2854 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Add
2857 * config/i386/gnu-user64.h (SPEC_64): Support TARGET_BI_ARCH == 2.
2858 (SPEC_X32): Likewise.
2859 (MULTILIB_DEFAULTS): Likewise.
2861 * config/i386/i386.c (isa_opts): Remove -m64.
2862 (ix86_target_string): Properly handle -m32/-m64/-mx32.
2863 (ix86_option_override_internal): Properly
2864 set OPTION_MASK_ISA_64BIT and OPTION_MASK_ISA_X32 as well as
2865 handle -m32, -m64 and -mx32.
2867 * config/i386/i386.h (TARGET_X32): Replace OPTION_ISA_X32
2868 with OPTION_ABI_X32. Moved after TARGET_LP64.
2869 (TARGET_LP64): Changed to OPTION_ABI_64.
2871 * config/i386/i386.opt (m64): Replace ISA_64BIT with ABI_64.
2872 (mx32): Replace ISA_X32 with ABI_X32.
2874 2012-03-28 Eric Botcazou <ebotcazou@adacore.com>
2876 * tree.c (tree_size) <VECTOR_CST>: New case.
2878 2012-03-28 Uros Bizjak <ubizjak@gmail.com>
2880 * config/i386/i386.c (ix86_modes_tieable_p): Handle 32bit AVX modes.
2881 (ix86_expand_vector_move_misalign): Remove un-needed gen_lowpart calls.
2883 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2886 * tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
2887 __builtin_va_start to __builtin_next_arg if the latter is
2888 builtin_decl_explicit_p rather than when it is not.
2891 * tree-vect-generic.c (vector_element): Perform multiplication
2892 for pos in bitsizetype type instead of idx type.
2894 2012-03-28 Richard Guenther <rguenther@suse.de>
2896 * loop-init.c (loop_optimizer_init): If loops are preserved
2897 perform incremental initialization of required loop features.
2898 (loop_optimizer_finalize): If loops are to be preserved only
2899 clean up optional loop features.
2900 (rtl_loop_done): Forcefully free loops here.
2901 * cgraph.c (cgraph_release_function_body): Forcefully free loops.
2902 * cfgexpand.c (expand_gimple_cond): Properly add new basic-blocks
2904 (construct_init_block): Likewise.
2905 (construct_exit_block): Likewise.
2906 (gimple_expand_cfg): Clear LOOP_CLOSED_SSA loop state. Cleanup
2907 the CFG after expanding.
2908 * cfgloop.c (verify_loop_structure): Calculate or verify dominators.
2909 If we needed to calculate them, free them afterwards.
2910 * tree-pass.h (PROP_loops): New define.
2911 * tree-ssa-loop.c (pass_tree_loop_init): Provide PROP_loops.
2912 * basic-block.h (CLEANUP_CFG_CHANGED): New.
2913 * cfgcleanup.c (merge_blocks_move): Protect loop latches.
2914 (cleanup_cfg): If we did something and have loops around, fix them up.
2915 * cse.c (rest_of_handle_cse_after_global_opts): Call cleanup_cfg
2916 with CLEANUP_CFG_CHANGED.
2917 * cfghooks.c (merge_blocks): If we merge a loop header into
2918 its predecessor, update the loop structure.
2919 (duplicate_block): If we copy a loop latch, adjust loop state
2920 to note we may have multiple latches.
2921 (delete_basic_block): Mark loops for fixup if we remove a loop.
2922 * cfganal.c (forwarder_block_p): Protect loop latches, headers
2924 * cfgrtl.c (rtl_can_merge_blocks): Protect loop latches.
2925 (cfg_layout_can_merge_blocks_p): Likewise.
2926 * cprop.c (bypass_block): If we create a loop with multiple
2927 entries, mark it for removal.
2928 * except.c (emit_to_new_bb_before): Add the new basic-block
2930 * tree-eh.c (lower_resx): Likewise.
2931 * omp-low.c (finalize_task_copyfn): Do not copy PROP_loops.
2932 (expand_omp_taskreg): Likewise.
2933 * tree-inline.c (initialize_cfun): Likewise.
2934 * tree-mudflap.c (add_bb_to_loop): Prototype.
2935 (mf_build_check_statement_for): Properly add new basic-blocks
2937 * tree-ssa-threadupdate.c (thread_block): Mark loops for fixup
2938 if we remove a loop.
2939 (thread_through_loop_header): Likewise.
2940 * trans-mem.c (tm_log_emit_save_or_restores): Properly add
2941 new basic-blocks to existing loops.
2942 (expand_transaction): Likewise.
2943 * Makefile.in (except.o): Add $(CFGLOOP_H).
2945 (cgraph.o): Likewise.
2946 (cprop.o): Likewise.
2947 (cfgexpand.o): Likewise.
2948 (cfganal.o): Likewise.
2949 (trans-mem.o): Likewise.
2950 (tree-eh.o): Likewise.
2952 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2955 * config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
2956 (avr_builtin_decl): New static function.
2957 (struct avr_builtin_description, avr_bdesc): Move up.
2958 Add GTY marker. Add field fndecl. Remove redundant field id.
2959 (avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
2960 (avr_expand_builtin): Code cleanup because .id is removed.
2962 2012-03-28 Georg-Johann Lay <avr@gjlay.de>
2965 * config.gcc (tm_file): Remove avr/multilib.h.
2967 * doc/invoke.texi (AVR Options): Adjust documentation of -mtiny-stack.
2969 * config/avr/genmultilib.awk: Remove code to generate multilib.h.
2970 (BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
2971 * config/avr/t-avr: Remove generation of multilib.h.
2972 * config/avr/t-multilib: Regenerate.
2973 * config/avr/multilib.h: Remove.
2974 * config/avr/avr.opt (-msp8): New option.
2975 (avr_sp8): New variable.
2976 * config/avr/driver-avr.c (avr_device_to_sp8): New function.
2977 * config/avr/avr.h (AVR_HAVE_SPH): New define.
2978 (AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
2979 (avr_device_to_sp8): New prototype.
2980 (EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
2981 (DRIVER_SELF_SPECS): New define.
2982 * config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
2983 __AVR_SP8__, __AVR_HAVE_SPH__.
2984 * config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
2985 AVR_HAVE_8BIT_SP to decide if SP_H is present.
2986 (avr_file_start): Ditto.
2988 2012-03-28 Jakub Jelinek <jakub@redhat.com>
2991 * config/i386/sse.md (sse2_loadlpd splitter): Use offset 0
2992 instead of 8 in adjust_address.
2994 2012-03-27 Aurelien Buhrig <aurelien.buhrig.gcc@gmail.com>
2997 * expmed.c (store_bit_field_1): Fix wordnum value for big-endian
3000 2012-03-27 Oleg Endo <olegendo@gcc.gnu.org>
3003 * config/sh/sh.c (sh_legitimize_address, sh_legitimize_reload_address):
3004 Rearrange conditional logic. Move displacement address calculations
3006 (sh_find_mov_disp_adjust): ... this new function.
3008 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3010 * config/arm/arm.opt (mapcs): Remove MaskExists.
3011 * config/cris/linux.opt (mno-gotplt): Likewise.
3012 * config/i386/i386.opt (mhard-float): Likewise.
3014 (mno-sse4): Likewise.
3015 * config/m68k/m68k.opt (mhard-float): Likewise.
3016 * config/mep/mep.op (mcop32): Likewise.
3017 * config/pa/pa-hpux.opt (msio): Likewise.
3018 * config/pa/pa64-hpux.opt (mgnu-ld): Likewise.
3019 * config/picochip/picochip.opt (mlittle): Likewise.
3020 * config/sh/sh.opt (mrenesas): Likewise.
3021 * config/sparc/long-double-switch.opt (mlong-double-128): Likewise.
3022 * config/sparc/sparc.opt (mhard-float): Likewise.
3023 * config/v850/v850.opt (mv850es): Likewise.
3024 * config/vax/vax.opt (mg-float): Likewise.
3026 2012-03-27 Martin Jambor <mjambor@suse.cz>
3029 * tree-sra.c (sra_modify_assign): Do not call
3030 load_assign_lhs_subreplacements when working with an unscalarizable
3033 2012-03-27 Uros Bizjak <ubizjak@gmail.com>
3036 * config/i386/i386-protos.h (ix86_legitimize_reload_address):
3038 * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
3039 * config/i386/i386.c: Include reload.h.
3040 (ix86_legitimize_reload_address): New function.
3042 2012-03-27 H.J. Lu <hongjiu.lu@intel.com>
3044 * opth-gen.awk: Allocated a bit for Mask and InverseMask if it
3045 hasn't been allocated. Define a target macro for Mask and
3046 InverseMask if it hasn't been defined. Remove MaskExists handling.
3048 * doc/options.texi: Remove MaskExists.
3050 2012-03-27 Chung-Lin Tang <cltang@codesourcery.com>
3053 * config/sh/sh.c (find_barrier): Add equality check of last_got
3054 to avoid going above orig insn. Update comments.
3056 2012-03-27 Richard Guenther <rguenther@suse.de>
3059 * fold-const.c (try_move_mult_to_index): Handle &x.array more
3062 2012-03-27 Eric Botcazou <ebotcazou@adacore.com>
3064 * expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
3065 of a unit before computing the offset in units.
3066 * expr.c (get_bit_range): Return the null range if the enclosing record
3067 is part of a larger bit field.
3069 2012-03-27 Tristan Gingold <gingold@adacore.com>
3071 * config/ia64/vms.h (CASE_VECTOR_MODE): Define.
3072 * config/ia64/ia64.md: Remove mode in template.
3073 Sign extend operand in expand_simple_binop.
3074 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use
3075 CASE_VECTOR_MODE instead of TARGET_ILP32.
3076 (ADDR_VEC_ALIGN): Make it depends on CASE_VECTOR_MODE.
3078 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3080 * varasm.c (assemble_external): #if 0 out the new assert from the
3081 previous commit, it breaks the Java and Go front ends.
3083 2012-03-26 Steven Bosscher <steven@gcc.gnu.org>
3085 * toplev.c (check_global_declaration_1): Do not call assemble_external.
3086 * expr.c (emit_block_move_libcall_fn): Likewise.
3087 (clear_storage_libcall_fn): Likewise.
3088 (expand_expr_addr_expr_1): Likewise.
3089 (expand_expr_real_1): Likewise.
3090 * calls.c (rtx_for_function_call): Likewise.
3092 * varasm.c (assemble_external): Assert this function is only called
3093 during or after expanding to RTL.
3095 2012-03-26 Martin Jambor <mjambor@suse.cz>
3097 PR tree-optimization/50052
3098 * tree-sra.c (tree_non_aligned_mem_p): Removed.
3099 (tree_non_aligned_mem_for_access_p): Likewise.
3100 (build_accesses_from_assign): Removed strict alignment requirements
3102 (access_precludes_ipa_sra_p): Likewise.
3104 2012-03-26 Richard Guenther <rguenther@suse.de>
3106 PR tree-optimization/52701
3107 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
3108 compute and set the evolution part of PHI nodes.
3110 2012-03-26 Richard Guenther <rguenther@suse.de>
3112 PR tree-optimization/52721
3113 * tree-vect-stmts.c (vect_init_vector): Handle scalars.
3115 2012-03-26 Ulrich Weigand <ulrich.weigand@linaro.org>
3117 PR tree-optimization/52686
3118 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3121 2012-03-26 Tristan Gingold <gingold@adacore.com>
3123 * config/alpha/vms.h (LINK_SPEC): Simplify.
3124 (STARTFILE_SPEC): Remove -mvms-return-codes handling.
3125 (NAME__MAIN, SYMBOL__MAIN): Remove.
3126 (VMS_DEBUG_MAIN_POINTER): Remove.
3127 * config/ia64/vms.h: Likewise.
3128 * config/alpha/alpha.c (alpha_start_function): Move vms_debug_main
3129 code to vms.c. Call vms_start_function.
3130 * config/ia64/ia64.c (ia64_start_function): Likewise.
3131 * config/vms/vms-protos.h (vms_start_function): Declare.
3132 * config/vms/vms.c (vms_start_function): New function.
3133 * config/vms/vms.h (MATH_LIBRARY): Define.
3134 (VMS_DEBUG_MAIN_POINTER): Define.
3136 2012-03-26 Eric Botcazou <ebotcazou@adacore.com>
3138 PR rtl-optimization/52629
3139 * reload1.c (count_pseudo): Short-circuit common case.
3140 (count_spilled_pseudo): Return early for pseudos without hard regs.
3141 Assert that the pseudo has got a hard reg before manipulating it.
3143 2012-03-24 Jan Hubicka <jh@suse.cz>
3146 * varpool.c (varpool_finalize_decl): Handle toplevel_reorder here.
3147 (decide_is_variable_needed): Do not handle toplevel reorder here.
3148 * cgraph.h (varpool_can_remove_if_no_refs): Likewise.
3149 * ipa.c (cgraph_remove_unreachable_nodes): Remove unreachable vars
3152 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3154 * expr.c (optimize_bitfield_assignment_op) <BIT_IOR_EXPR>: Use str_mode
3155 and str_bitsize instead of more convoluted expressions.
3157 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3160 * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
3162 2012-03-24 Eric Botcazou <ebotcazou@adacore.com>
3165 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Fix pasto.
3167 2012-03-23 Martin Jambor <mjambor@suse.cz>
3169 * tree-sra.c (build_accesses_from_assign): Remove FIXME comment.
3171 2012-03-23 Richard Guenther <rguenther@suse.de>
3173 PR tree-optimization/52678
3174 * tree-vectorizer.h (struct _stmt_vec_info): Add
3175 loop_phi_evolution_part member.
3176 (STMT_VINFO_LOOP_PHI_EVOLUTION_PART): New define.
3177 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
3178 STMT_VINFO_LOOP_PHI_EVOLUTION_PART.
3179 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
3180 Use the cached evolution part and the PHI nodes value from
3181 the loop preheader edge instead of re-analyzing the evolution.
3183 2012-03-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3185 * config/mips/mips-tables.opt: Update.
3186 * config/mips/mips.md (processor): Add xlp.
3187 * config/mips/mips-cpus.def: Add xlp.
3188 * config/mips/mips.c (mips_rtx_cost_data): Add costs for XLP, copy from
3190 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle xlp.
3191 * doc/invoke.texi: Mention XLP.
3193 2012-03-22 Jakub Jelinek <jakub@redhat.com>
3196 * tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
3197 on any new_local_var_chain vars declared during recursing on
3198 GIMPLE_OMP_PARALLEL or GIMPLE_OMP_TASK body.
3200 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3202 * config/alpha/alpha.h (ASM_OUTPUT_ALIGN): Move to config/alpha/elf.h
3203 (ASM_OUTPUT_SKIP): Move to config/alpha/vms.h
3204 (ASM_OUTPUT_LOCAL): Ditto.
3205 (ASM_OUTPUT_COMMON): Remove.
3206 * config/alpha/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Use ASM_OUTPUT_DEF.
3207 * config/alpha/vms.h (ASM_OUTPUT_ALIGN): Do not undefine before define.
3209 2012-03-22 Jan Hubicka <jh@suse.cz>
3212 * cgraph.c (cgraph_remove_node_and_inline_clones): Add FORBIDDEN_NODE
3214 * cgraph.h (cgraph_remove_node_and_inline_clones): Update prototype.
3215 * ipa-inline-transform.c (save_inline_function_body): Remove
3216 copied clone if needed.
3217 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Update.
3219 2012-03-22 Richard Guenther <rguenther@suse.de>
3222 * fold-const.c (fold_ternary_loc): Fix typo.
3224 2012-03-22 Georg-Johann Lay <avr@gjlay.de>
3227 * config/avr/avr.md (unspec): Remove UNSPEC_MEMORY_BARRIER.
3228 (unspecv): Add UNSPECV_MEMORY_BARRIER.
3229 (cli_sei): Use unspec_volatile instead of unspec for memory barrier.
3230 (delay_cycles_1, delay_cycles_2): Ditto.
3231 (delay_cycles_3, delay_cycles_4): Ditto.
3232 (nopv, *nopv): Ditto.
3233 (sleep, *sleep): Ditto.
3236 2012-03-22 Richard Guenther <rguenther@suse.de>
3238 PR tree-optimization/52548
3239 * tree-ssa-pre.c (valid_in_sets): Remove handling of invalidation
3240 because of clobbers.
3241 (prune_clobbered_mems): New function.
3242 (compute_antic_aux): Use it to prune ANTIC_OUT.
3243 (compute_partial_antic_aux): Use it to prune PA_IN.
3244 (compute_avail): Only insert expressions into EXP_GEN that are not
3245 invalidated when translated up to the beginning of the block.
3247 2012-03-22 Richard Guenther <rguenther@suse.de>
3249 PR tree-optimization/52638
3250 * tree-vect-stmts.c (vect_init_vector_1): New function, split
3252 (vect_init_vector): ... here. Handle scalar vector inits.
3253 (vect_get_vec_def_for_operand): Adjust.
3254 (vectorizable_load): Likewise.
3256 2012-03-22 Uros Bizjak <ubizjak@gmail.com>
3258 * config.gcc (alpha*-*-linux*): Add elfos.h to tm_file.
3259 (alpha*-*-freebsd*): Ditto.
3260 (alpha*-*-netbsd*): Ditto.
3261 (alpha*-*-openbsd*): Ditto.
3262 * config/alpha/elf.h (OBJECT_FORMAT_ELF): Remove.
3263 (DWARF2_DEBUGGING_INFO): Remove.
3264 (PREFERRED_DEBUGGING_TYPE): Remove.
3265 (ASM_FINAL_SPEC): Remove.
3266 (IDENT_ASM_OP): Remove.
3267 (ASM_OUTPUT_IDENT): Remove.
3268 (SKIP_ASM_OP): Remove.
3269 (ASM_OUTPUT_SKIP): Remove.
3270 (ALIGN_ASM_OP): Remove.
3271 (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
3272 (ASM_OUTPUT_CASE_LABEL): Remove.
3273 (ASM_OUTPUT_EXTERNAL_LIBCALL): Remove.
3274 (COMMON_ASM_OP): Remove.
3275 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
3276 (ASCII_DATA_ASM_OP): Remove.
3277 (READONLY_DATA_SECTION_ASM_OP): Remove.
3278 (INIT_SECTION_ASM_OP): Remove.
3279 (FINI_SECTION_ASM_OP): Remove.
3280 (ASM_SECTION_START_OP): Remove.
3281 (ASM_OUTPUT_SECTION_START_FILE): Remove.
3282 (TARGET_ASM_NAMED_SECTION): Remove.
3283 (TARGET_ASM_SELECT_SECTION): Remove.
3284 (MAKE_DECL_ONE_ONLY): Remove.
3285 (TYPE_ASM_OP): Remove.
3286 (SIZE_ASM_OP): Remove.
3287 (ASM_WEAKEN_LABEL): Remove.
3288 (TYPE_OPERAND_FMT): Remove.
3289 (ASM_DECLARE_RESULT): Remove.
3290 (ASM_DECLARE_OBJECT_NAME): Remove.
3291 (ASM_FINISH_DECLARE_OBJECT): Remove.
3292 (ELF_ASCII_ESCAPES): Remove.
3293 (ELF_STRING_LIMIT): Remove.
3294 (STRING_ASM_OP): Remove.
3295 (ASM_OUTPUT_EXTERNAL): Remove.
3296 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Redefine to false.
3297 * config/alpha/alpha.h (PCC_BITFIELD_TYPE_MATTERS): Undefine
3299 (ASM_DECLARE_FUNCTION_NAME): Ditto.
3300 (ASM_DECLARE_FUNCTION_SIZE): Ditto.
3301 (ASM_GENERATE_INTERNAL_LABEL): Ditto.
3302 (ASM_OUTPUT_SKIP): Ditto.
3303 (READONLY_DATA_SECTION_ASM_OP): Remove.
3304 (USER_LABEL_PREFIX): Remove.
3305 (ASM_OUTPUT_ASCII): Remove.
3306 (ASM_OUTPUT_CASE_LABEL): Remove.
3307 (NO_DOLLAR_IN_LABEL): Undefine.
3309 2012-03-22 Richard Guenther <rguenther@suse.de>
3311 PR tree-optimization/52459
3312 * tree-ssa-pre.c (inhibit_phi_insertion): Do not inhibit
3313 PHI insertion for calls.
3315 2012-03-21 Steven Bosscher <steven@gcc.gnu.org>
3317 * cse.c (invalidate_from_sets_and_clobbers, try_back_substitute_reg,
3318 find_sets_in_insn, canonicalize_insn): Split out from ...
3319 (cse_insn): ... here.
3320 (invalidate_from_clobbers): Take an insn instead of the pattern.
3322 2012-03-21 Oleg Endo <olegendo@gcc.gnu.org>
3325 * config/sh/sh-protos.h (sh_fsca_df2int): Remove.
3326 * config/sh/sh.c (sh_fsca_df2int_rtx, sh_fsca_df2int): Remove.
3327 * config/sh/sh.md (sindf2, cosdf2): Remove.
3329 2012-03-21 Kaz Kojima <kkojima@gcc.gnu.org>
3332 * config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
3333 prologue for unwinder and profiler.
3335 2012-03-21 Andreas Tobler <andreast@fgznet.ch>
3337 * configure.ac (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
3338 Introduce emul_name to select the right linker emulation for
3339 powerpc64-*-freebsd*.
3340 * configure: Regenerate.
3341 * config.gcc: Add bits to support powerpc64-*-freebsd*.
3342 * config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
3343 * config/rs6000/freebsd64.h: New file.
3344 * config/rs6000/rs6000.c (rs6000_option_override_internal): Use
3346 (rs6000_savres_strategy): Likewise.
3347 (rs6000_savres_routine_name): Likewise.
3348 (rs6000_elf_file_end): Likewise.
3349 * config/rs6000/t-freebsd64: New file.
3350 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
3351 rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
3353 * config/rs6000/freebsd64.h: Remove duplicated entries from last
3355 * config/rs6000/t-freebsd64: Likewise.
3357 2012-03-21 Georg-Johann Lay <avr@gjlay.de>
3359 PR rtl-optimization/52543
3361 * config/avr/avr-protos.h (avr_load_lpm): New prototype.
3362 * config/avr/avr.c (avr_mode_dependent_address_p): New function.
3363 (TARGET_MODE_DEPENDENT_ADDRESS_P): New define.
3364 (avr_load_libgcc_p): Restrict to __flash loads.
3365 (avr_out_lpm): Only handle 1-byte loads from __flash.
3366 (avr_load_lpm): New function.
3367 (avr_find_unused_d_reg): Remove.
3368 (avr_out_lpm_no_lpmx): Remove.
3369 (adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
3370 * config/avr/avr.md (unspec): Add UNSPEC_LPM.
3371 (load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
3372 (load_<mode>, load_<mode>_clobber): New insns.
3373 (mov<mode>): For multi-byte move from non-generic
3374 16-bit address spaces: Expand to load_<mode> resp.
3375 load_<mode>_clobber.
3376 (load<mode>_libgcc): Remove expander.
3377 (split-lpmx): Remove split.
3379 2012-03-21 Richard Earnshaw <rearnsha@arm.com>
3381 * neon.md (neon_vget_lanev2di): Use gen_lowpart and gen_highpart.
3382 * config/arm/neon.ml (Fixed_return_reg): Renamed to fixed_vector_reg.
3383 All callers changed.
3384 (Fixed_core_reg): New feature.
3385 (Vget_lane [sizes S64 and U64]): Add Fixed_core_reg. Allow fmrrd in
3387 * neon-testgen.ml: Handle Fixed_core_reg.
3389 2012-03-21 Andrew Stubbs <ams@codesourcery.com>
3391 * config/arm/arm.c (thumb2_reorg): Add complete support
3392 for 16-bit instructions.
3393 * config/arm/thumb2.md: Delete obsolete flag-clobbering peepholes.
3395 2012-03-21 Richard Guenther <rguenther@suse.de>
3397 PR tree-optimizer/52636
3398 * tree-vect-slp.c (vect_get_constant_vectors): Convert constants
3399 to the appropriate type.
3401 2012-03-21 Richard Guenther <rguenther@suse.de>
3403 * Makefile.in (cfgexpand.o): Add $(REGS_H) and $(INTEGRATE_H)
3405 * cfgexpand.c (gimple_expand_cfg): Fold in pass_init_function,
3406 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
3407 * passes.c (init_optimization_passes): Remove pass_init_function,
3408 pass_jump, pass_initial_value_sets and pass_unshare_all_rtl.
3409 * tree-pass.h (pass_init_function): Remove.
3410 (pass_jump): Remove.
3411 (pass_initial_value_sets): Remove.
3412 (pass_unshare_all_rtl): Remove.
3413 * integrate.c (pass_initial_value_sets): Remove.
3414 * emit-rtl.c (pass_unshare_all_rtl): Remove.
3415 * tree.h (init_function_for_compilation): Remove.
3416 * function.c (init_function_for_compilation): Remove.
3417 (pass_init_function): Remove.
3418 * cfgcleanup.c (rest_of_handle_jump): Remove.
3419 (pass_jump): Remove.
3421 2012-03-20 Jason Merrill <jason@redhat.com>
3423 * tree-streamer-in.c (streamer_alloc_tree): Call
3424 ggc_alloc_zone_cleared_tree_node instead of
3425 ggc_alloc_zone_cleared_tree_node_stat.
3427 2012-03-20 Jonathan Wakely <jwakely.gcc@gmail.com>
3429 * doc/extend.texi (Template Instantiation): Remove anachronisms.
3431 2012-03-20 Jakub Jelinek <jakub@redhat.com>
3434 * config/i386/i386.c (expand_vec_perm_vperm2f128): New function.
3435 (ix86_expand_vec_perm_const_1): Call it.
3437 * config/i386/i386.c (vselect_insn): New variable.
3438 (init_vselect_insn): New function.
3439 (expand_vselect, expand_vselect_insn): Add testing_p argument.
3440 Call init_vselect_insn if vselect_insn is NULL. Adjust
3441 PATTERN (vselect_insn), instead of creating a new insn each time,
3442 only emit a copy of it if not testing and recog has been successful.
3443 (expand_vec_perm_pshufb, expand_vec_perm_1,
3444 expand_vec_perm_pshuflw_pshufhw, expand_vec_perm_broadcast_1): Adjust
3448 * config/i386/i386.md ("isa" attribute): Add avx2 and noavx2.
3449 ("enabled" attribute): Handle avx2 and noavx2 isas.
3450 * config/i386/sse.md (avx2_vec_dupv8sf_1, avx2_pbroadcast<mode>_1):
3452 (vec_dup<mode>): Add avx2 =x,x alternative.
3453 (vec_dup<mode> splitter): Don't split if TARGET_AVX2.
3454 (*avx_vperm_broadcast_<mode>): Don't split V4DFmode if TARGET_AVX2.
3455 For TARGET_AVX2, V8SFmode and elt == 0 split into vbroadcastss.
3456 * config/i386/i386.c (expand_vec_perm_pshufb): Emit also vpermps
3458 (expand_vec_perm_1): For broadcasts, use avx2_pbroadcast<mode>_1
3459 if possible, handle also V8SFmode.
3461 2012-03-20 Richard Earnshaw <rearnsha@arm.com>
3463 * arm/predicates.md (zero_operand, reg_or_zero_operand): New predicates.
3464 * arm/neon.md (neon_vceq<mode>, neon_vcge<mode>): Use
3465 reg_or_zero_operand predicate.
3466 (neon_vcle<mode>, neon_vclt<mode>): Use zero_operand predicate.
3468 2012-03-20 Jakub Jelinek <jakub@redhat.com>
3470 * config/i386/i386.c (ix86_decompose_address) <case ZERO_EXTEND>:
3471 If operand isn't UNSPEC, return 0.
3473 2012-03-20 Richard Guenther <rguenther@suse.de>
3475 * tree-pass.h (pass_rtl_eh): Remove.
3476 * except.c (gate_handle_eh): Likewise.
3477 (rest_of_handle_eh): Likewise.
3478 (pass_rtl_eh): Likewise.
3479 (finish_eh_generation): Export.
3480 * except.h (finish_eh_generation): Declare.
3481 * passes.c (init_optimization_passes): Remove pass_rtl_eh.
3482 * cfgexpand.c (gimple_expand_cfg): Call finish_eh_generation
3483 after expanding stack alignment. Instead of compacting blocks
3486 2012-03-20 Richard Guenther <rguenther@suse.de>
3488 * stor-layout.c (finish_bitfield_representative): Fallback
3489 to conservative maximum size if the padding up to the next
3490 field cannot be computed as a constant.
3491 (finish_bitfield_layout): If we cannot compute the distance
3492 between the start of the bitfield representative and the
3493 bitfield member start a new representative.
3494 * expr.c (get_bit_range): The distance between the start of
3495 the bitfield representative and the bitfield member is zero
3496 if the field offsets are not constants.
3498 2012-03-20 Tristan Gingold <gingold@adacore.com>
3500 * tree.h (enum size_type_kind): Add stk_ prefix to constants,
3501 convert in lowercase.
3502 (sizetype_tab, sizetype, bitsizetype, ssizetype, sbitsizetype)
3503 (size_int, ssize_int, bitsize_int, sbitsize_int): Adjust.
3504 * stor-layout.c (sizetype_tab): Adjust.
3505 (initialize_sizetypes): Use SIZETYPE instead of SIZE_TYPE.
3506 * tree-streamer.c (preload_common_nodes): Use stk_type_kind_last
3507 instead of type_kind_last.
3508 * tree-scalar-evolution.c (interpret_rhs_expr): Use size_int
3509 instead of size_int_kind.
3510 * doc/tm.texi.in (Type Layout): Document SIZETYPE.
3511 * doc/tm.texi: Regenerate.
3512 * defaults.h (SIZETYPE): Provide a default value.
3513 * config/vms/vms.h (SIZE_TYPE): Define as "unsigned int".
3516 2012-03-20 Oleg Endo <olegendo@gcc.gnu.org>
3518 * config/sh/sh.md: Use braced string notation where applicable.
3520 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3522 * config/i386/i386.md (allocate_stack): Simplify.
3524 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3526 * builtins.c (expand_builtin_cexpi): Use copy_addr_to_reg instead of
3527 copy_to_mode_reg (Pmode, ...).
3528 (expand_builtin_frame_address): Ditto.
3529 * expr.c (emit_block_move_via_libcall): Ditto.
3530 (set_storage_via_libcall): Ditto.
3532 * config/i386/i386.c (ix86_expand_movmem): Ditto.
3533 (ix86_expand_setmem): Ditto.
3534 (ix86_trampoline_init): DItto.
3535 * config/i386/i386.md (cmpstrnsi): Ditto.
3537 2012-03-19 Sandra Loosemore <sandra@codesourcery.com>
3539 * config/sh/sh.opt (madjust-unroll): Mark as ignored/obsolete.
3540 * config/sh/sh.h (TARGET_OPT_DEFAULT): Don't use MASK_ADJUST_UNROLL.
3541 * doc/invoke.texi (Option Summary): Remove -madjust-unroll.
3542 (SH Options): Likewise.
3544 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3546 * config/i386/i386.c (get_thread_pointer): Add tp_mode argument.
3547 Generate ZERO_EXTEND in place if GET_MODE (tp) != tp_mode.
3548 (legitimize_tls_address) <TLS_MODEL_INITIAL_EXEC>: Always generate
3549 DImode UNSPEC_GOTNTPOFF references on TARGET_64BIT.
3550 (ix86_decompose_address): Allow zero extended UNSPEC_TP references.
3553 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
3555 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
3556 * config/i386/i386.c (ix86_decompose_address): Use
3557 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
3558 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
3559 thread pointer to a register.
3562 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
3564 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
3565 if Pmode != word_mode.
3566 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
3567 Pmode == SImode for TARGET_X32.
3569 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
3570 (tls_initial_exec_x32): Likewise.
3572 2012-03-19 Oleg Endo <olegendo@gcc.gnu.org>
3575 * config/sh/sh.h (CONST_OK_FOR_K04, CONST_OK_FOR_K12, DISP_ADDR_P,
3576 DISP_ADDR_OFFSET): New macros.
3577 * config/sh/sh.c (sh_address_cost): Add SH2A special case.
3578 (sh_legitimate_index_p): Allow QImode displacements for non-SH2A.
3579 (sh_legitimize_address): Add QImode displacement handling.
3580 (sh_cannot_change_mode_class): Disallow GENERAL_REGS for SFmode
3582 (sh_secondary_reload): Add QImode displacement handling.
3583 * config/sh/predicates.md (movsrc_no_disp_mem_operand): New predicate.
3584 * config/sh/constraints.md (K04, Snd, Sdd): New constraints.
3585 * config/sh/sh.md (extendqisi2): Remove constraints from expander.
3586 (*extendqisi2_compact): Rename to *extendqisi2_compact_reg, restrict
3587 to register operands only.
3588 (*extendqisi2_compact_mem_disp, *extendqisi2_compact_snd): New insns.
3589 (extendqihi2): Change insn to expander.
3590 (*extendqihi2_compact_reg): New insn.
3591 (movqi_i, movqi): Replace with ...
3592 (movqi, *movqi_reg_reg, *movqi_store_mem_disp12,
3593 *movqi_load_mem_disp, *movqi_load_mem_disp): ... these.
3594 Add new peepholes for QImode displacement addressing.
3596 2012-03-19 Paolo Carlini <paolo.carlini@oracle.com>
3599 * doc/invoke.texi: Document -Wuseless-cast.
3601 2012-03-19 Eric Botcazou <ebotcazou@adacore.com>
3603 * tree.def (REALPART_EXPR, IMAGPART_EXPR, VIEW_CONVERT_EXPR): Move.
3604 * tree.h (handled_component_p): Reorder cases.
3605 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref): Do
3606 not initialize unsignedp.
3607 (loc_list_from_tree): Likewise.
3608 (fortran_common): Likewise.
3609 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
3611 2012-03-19 Uros Bizjak <ubizjak@gmail.com>
3613 * config/i386/i386.c (ix86_expand_prologue) <CM_LARGE_PIC>: Use Pmode
3614 mode consistently. Use ix86_gen_add3. Assert that Pmode == DImode.
3615 (ix86_expand_split_stack_prologue): Use ix86_gen_add3.
3616 (ix86_split_long_move): Ditto.
3617 (legitimize_tls_address): Use ix86_gen_sub3.
3618 (construct_plt_address): Assert that Pmode == DImode.
3620 2012-03-18 Uros Bizjak <ubizjak@gmail.com>
3622 * config/i386/i386.md: Remove empty predicates and/or constraints.
3623 * config/i386/sync.md: Ditto.
3624 * config/i386/sse.md: Ditto.
3625 * config/i386/mmx.md: Ditto.
3626 * config/i386/pentium.md: Ditto.
3627 * config/i386/athlon.md: Ditto.
3629 2012-03-16 Richard Guenther <rguenther@suse.de>
3631 PR tree-optimization/52603
3632 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Clarify
3636 2012-03-14 Richard Guenther <rguenther@suse.de>
3638 PR tree-optimization/52571
3639 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
3640 flag_section_anchors check ...
3641 (vect_can_force_dr_alignment_p): ... here.
3643 2012-03-16 Martin Jambor <mjambor@suse.cz>
3645 * expr.c (expand_expr_real_1): Handle misaligned scalar reads from
3646 memory through MEM_REFs by calling extract_bit_field.
3648 2012-03-16 Richard Guenther <rguenther@suse.de>
3650 * fold-const.c (native_interpret_expr): Also support POINTER_TYPE
3651 and REFERENCE_TYPE interpretations.
3652 (can_native_interpret_type_p): New function.
3653 (fold_ternary_loc): Use native encode/interpret to fold
3654 BIT_FIELD_REFs of constants.
3656 2012-03-16 Richard Guenther <rguenther@suse.de>
3659 * fold-const.c (fold_ternary_loc): Fold vector typed BIT_FIELD_REFs
3660 of vector constants and constructors.
3662 2012-03-16 Richard Guenther <rguenther@suse.de>
3664 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
3665 VIEW_CONVERT_EXPR to convert constants.
3666 (vect_is_simple_use): Treat all constants as vec_constant_def.
3668 2012-03-16 Richard Guenther <rguenther@suse.de>
3669 Kai Tietz <ktietz@redhat.com>
3672 * gimplify.c (gimplify_self_mod_expr): Evaluate postfix
3673 side-effects completely in the pre-queue and use a temporary
3676 2012-03-16 Richard Guenther <rguenther@suse.de>
3678 * stor-layout.c (finish_bitfield_representative): Fall back
3679 to the conservative maximum size if we cannot compute the
3680 size of the tail padding.
3682 2012-03-16 Tristan Gingold <gingold@adacore.com>
3684 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
3685 __CRTL_VER and __VMS_VER.
3686 * config/vms/vms-protos.h: Declare vms_c_get_crtl_ver
3687 and vms_c_get_vms_ver.
3688 * config/vms/vms-c.c (vms_c_get_crtl_ver, vms_c_get_vms_ver): New
3690 * config/alpha/vms.h (VMS_DEFAULT_CRTL_VER)
3691 (VMS_DEFAULT_VMS_VER): Define.
3692 * config/ia64/vms.h (VMS_DEFAULT_CRTL_VER)
3693 (VMS_DEFAULT_VMS_VER): Define.
3695 2012-03-16 Richard Guenther <rguenther@suse.de>
3697 * tree-vect-loop.c (get_initial_def_for_induction): Use
3698 build_constructor directly.
3699 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Use
3700 build_vector_from_val.
3701 * tree.c (build_vector_from_val): Avoid creating a constructor
3702 first when we want a constant vector.
3704 2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3706 * doc/install.texi (Specific, *-*-solaris2*): Improve wording.
3708 2012-03-16 Richard Guenther <rguenther@suse.de>
3710 * tree.h (TREE_VECTOR_CST_ELTS): Remove.
3711 (VECTOR_CST_NELTS, VECTOR_CST_ELTS, VECTOR_CST_ELT): New defines.
3712 (struct tree_vector): Remove elements member, add variable size
3714 (build_vector_stat): Declare.
3715 (build_vector): Define in terms of build_vector_stat.
3716 * tree.c (build_vector): Rename to ...
3717 (build_vector_stat): ... this. Take array of trees as parameter.
3718 (build_vector_from_ctor): Adjust.
3719 (integer_zerop, integer_onep, integer_all_onesp, iterative_hash_expr,
3720 initializer_zerop): Adjust.
3721 * cfgexpand.c (expand_debug_expr): Likewise.
3722 * expr.c (categorize_ctor_elements_1, expand_expr_real_1,
3723 const_vector_from_tree): Likewise.
3724 * fold-const.c (const_binop, operand_equal_p, native_encode_vector,
3725 native_interpret_vector, fold_unary_loc, vec_cst_ctor_to_array,
3726 fold_vec_perm, fold_binary_loc, fold_ternary_loc): Likewise.
3727 * tree-streamer-in.c (streamer_alloc_tree): Handle TS_VECTOR.
3728 (lto_input_ts_vector_tree_pointers): Adjust.
3729 * tree-streamer-out.c (streamer_write_tree_header): Handle TS_VECTOR.
3730 (write_ts_vector_tree_pointers): Adjust.
3731 * varasm.c (const_hash_1, compare_constant, copy_constant,
3732 output_constant): Adjust.
3733 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Adjust.
3734 * print-tree.c (print_node): Adjust.
3735 * tree-pretty-print.c (dump_generic_node): Adjust.
3736 * tree-vect-generic.c (uniform_vector_p, vector_element,
3737 lower_vec_perm): Adjust.
3738 * tree-vect-loop.c (get_initial_def_for_reduction): Adjust.
3739 * tree-vect-slp.c (vect_get_constant_vectors,
3740 vect_transform_slp_perm_load): Adjust.
3741 * tree-vect-stmts.c (vect_gen_perm_mask): Adjust.
3742 * expmed.c (make_tree): Adjust.
3743 * config/i386/i386.c (ix86_expand_builtin): Adjust.
3744 * config/sparc/sparc.c (sparc_handle_vis_mul8x16): Adjust interface
3746 (sparc_fold_builtin): Adjust.
3748 2012-03-16 Tristan Gingold <gingold@adacore.com>
3750 * config.gcc (*-*-*vms*): Define use_gcc_stdint and tm_file.
3751 * config/vms/vms-stdint.h: New file.
3753 2012-03-16 Tristan Gingold <gingold@adacore.com>
3755 * config.host (alpha64-dec-*vms*, alpha*-dec-*vms*)
3756 (ia64-hp-*vms*): Replaced by ...
3757 (*-*-*vms*): ... This new entry.
3759 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3762 * config/i386/i386.c (expand_vec_perm_vperm2f128_vblend): New function.
3763 (ix86_expand_vec_perm_const_1): Use it.
3766 * config/i386/sse.md (UNSPEC_VPERMDF): Remove.
3767 (avx2_permv4df): Remove.
3768 (avx2_permv4di): Macroize into...
3769 (avx2_perm<mode>): ... this using VI8F_256 iterator.
3770 (avx2_permv4di_1): Macroize into...
3771 (avx2_perm<mode>_1): ... this using VI8F_256 iterator.
3773 2012-03-15 Ulrich Weigand <ulrich.weigand@linaro.org>
3775 * combine.c (apply_distributive_law): Do not distribute SUBREG.
3777 2012-03-15 Ira Rosen <irar@il.ibm.com>
3778 Ulrich Weigand <ulrich.weigand@linaro.org>
3780 * tree-vect-patterns.c (widened_name_p): Rename to ...
3781 (type_conversion_p): ... this. Add new argument to determine
3782 if it's a promotion or demotion operation. Check for
3783 CONVERT_EXPR_CODE_P instead of NOP_EXPR.
3784 (vect_recog_dot_prod_pattern): Call type_conversion_p instead
3786 (vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern,
3787 vect_operation_fits_smaller_type, vect_recog_widen_shift_pattern):
3789 (vect_recog_mixed_size_cond_pattern): Likewise and allow
3790 non-constant then and else clauses.
3792 2012-03-15 Ira Rosen <irar@il.ibm.com>
3793 Ulrich Weigand <ulrich.weigand@linaro.org>
3795 * tree-vectorizer.h (vect_pattern_recog): Add new argument.
3796 * tree-vect-loop.c (vect_analyze_loop_2): Update call to
3798 * tree-vect-patterns.c (widened_name_p): Pass basic block
3799 info to vect_is_simple_use.
3800 (vect_recog_dot_prod_pattern): Fail for basic blocks.
3801 (vect_recog_widen_sum_pattern): Likewise.
3802 (vect_handle_widen_op_by_const): Support basic blocks.
3803 (vect_operation_fits_smaller_type,
3804 vect_recog_over_widening_pattern): Likewise.
3805 (vect_recog_vector_vector_shift_pattern): Support basic blocks.
3806 Update call to vect_is_simple_use.
3807 (vect_recog_mixed_size_cond_pattern): Support basic blocks.
3809 (check_bool_pattern): Add an argument, update call to
3810 vect_is_simple_use and the recursive calls.
3811 (vect_recog_bool_pattern): Update relevant function calls.
3813 (vect_mark_pattern_stmts): Update calls to new_stmt_vec_info.
3814 (vect_pattern_recog_1): Check for reduction only in loops.
3815 (vect_pattern_recog): Add new argument. Support basic blocks.
3816 * tree-vect-stmts.c (vectorizable_conversion): Pass basic block
3817 info to vect_is_simple_use_1.
3818 * tree-vect-slp.c (vect_get_and_check_slp_defs): Support basic blocks.
3819 (vect_slp_analyze_bb_1): Call vect_pattern_recog.
3821 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3822 Andrew Pinski <apinski@cavium.com>
3825 * builtins.c (expand_builtin_int_roundingfn_2): If expanding
3826 BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
3827 calls instead of __builtin_ir{int,ound}*.
3829 2012-03-15 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3831 * doc/sourcebuild.texi (cleanup-modules, keep-modules): Update
3834 2012-03-15 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
3836 * config.gcc (target_type_format_char): New. Document it. Set it for
3838 * configure.ac (gnu_unique_option): Use target_type_format_char
3839 in test. Comment rationale.
3840 * configure: Regenerate .
3842 2012-03-15 Jakub Jelinek <jakub@redhat.com>
3844 PR tree-optimization/52267
3845 * tree-vrp.c (masked_increment): New function.
3846 (register_edge_assert_for_2): Derive ASSERT_EXPRs
3847 from (X & CST1) cmp CST2 tests.
3849 2012-03-15 Richard Guenther <rguenther@suse.de>
3852 * tree-data-ref.c (subscript_dependence_tester_1): Check
3853 all dimensions for non-conflicting access functions.
3855 2012-03-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3858 * doc/invoke.texi [C++ Language Options]: Document
3859 -ftemplate-backtrace-limit.
3861 2012-03-15 Tristan Gingold <gingold@adacore.com>
3863 * c-parser.c (c_parser_parameter_declaration): Handle #pragma
3866 2012-03-15 Tristan Gingold <gingold@adacore.com>
3868 * dwarf2out.c (gen_subprogram_die): Require dwarf unwinding to
3869 use DW_OP_call_frame_cfa.
3871 2012-03-14 H.J. Lu <hongjiu.lu@intel.com>
3874 * config/i386/i386-opts.h (pmode): New.
3876 * config/i386/i386.c (ix86_option_override_internal): Properly
3877 check and set ix86_pmode.
3879 * config/i386/i386.h (Pmode): Check ix86_pmode instead of TARGET_64BIT.
3881 * config/i386/i386.opt (maddress-mode=): New.
3883 * doc/invoke.texi: Document -maddress-mode=short|long for x86.
3885 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3887 * dwarf2cfi.c (def_cfa_0): Remove MIPS_DEBUGGING_INFO handling.
3888 (dwarf2out_do_cfi_asm): Likewise.
3889 * dwarf2out.c (output_call_frame_info): Remove MIPS_DEBUGGING_INFO
3891 (add_data_member_location_attribute): Likewise.
3892 (gen_array_type_die): Likewise.
3893 (gen_subprogram_die): Likewise.
3894 (gen_producer_string): Likewise.
3895 * sdbout.c (sdbout_begin_prologue): Declare unconditionally.
3896 Remove MIPS_DEBUGGING_INFO handling.
3897 (sdb_debug_hooks): Likewise.
3898 (sdbout_begin_block): Likewise.
3899 (sdbout_end_block): Likewise.
3900 (sdbout_begin_prologue): Likewise.
3901 (sdbout_start_source_file): Likewise.
3902 (sdbout_end_source_file): Likewise.
3903 (sdbout_init): Likewise.
3904 * system.h (MIPS_DEBUGGING_INFO): Poison.
3906 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3908 * config/alpha/alpha.c [HAVE_STAMP_H]: Remove.
3909 (alpha_file_start) [MS_STAMP]: Remove.
3911 * config/alpha/elf.h (TARGET_GAS): Remove.
3912 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove.
3913 * config/alpha/linux.h (TARGET_DEFAULT): Remove.
3914 * config/alpha/netbsd.h (TARGET_DEFAULT): Remove.
3915 * config/alpha/vms.h (TARGET_DEFAULT): Remove.
3916 * config.gcc (alpha*-*-linux*): Remove target_cpu_default.
3917 (alpha*-*-freebsd*): Likewise.
3918 (alpha*-*-netbsd*): Likewise.
3919 (alpha*-*-openbsd*): Likewise.
3920 (alpha*-*-*): Remove target_cpu_default2.
3921 * config/alpha/alpha.c (alpha_output_filename): Remove !TARGET_GAS
3923 * config/alpha/alpha.h (TARGET_AS_CAN_SUBTRACT_LABELS): Remove.
3924 (TARGET_AS_SLASH_BEFORE_SUFFIX): Remove.
3925 * config/alpha/alpha.c (print_operand): Always assume
3926 TARGET_AS_SLASH_BEFORE_SUFFIX.
3927 * config/alpha/alpha.md ("*builtin_setjmp_receiver_er_sl_1"):
3928 Remove TARGET_AS_CAN_SUBTRACT_LABELS.
3929 ("*builtin_setjmp_receiver_er_1"): Remove.
3930 * config/alpha/alpha.opt (malpha-as): Remove.
3932 * doc/invoke.texi (Option Summary, DEC Alpha Options): Remove
3934 Remove DEC Unix reference.
3936 * config/alpha/alpha.h (OBJECT_FORMAT_COFF): Remove.
3937 (EXTENDED_COFF): Remove.
3938 * config/alpha/elf.h (OBJECT_FORMAT_COFF): Don't undef.
3939 (EXTENDED_COFF): Don't undef.
3940 * config/alpha/alpha.c (alpha_file_start): Always assume
3942 Don't set targetm.asm_file_start_file_directive.
3943 [!OBJECT_FORMAT_ELF]: Remove.
3944 (TARGET_ASM_FILE_START_FILE_DIRECTIVE): Remove.
3946 * config/alpha/alpha.h (SDB_DEBUGGING_INFO): Remove.
3947 (DBX_DEBUGGING_INFO): Remove.
3948 (MIPS_DEBUGGING_INFO): Remove.
3949 (PREFERRED_DEBUGGING_TYPE): Remove.
3950 (DBX_OUTPUT_SOURCE_LINE): Remove.
3951 (SDB_OUTPUT_SOURCE_LINE): Remove.
3952 (DBX_CONTIN_LENGTH): Remove.
3953 (NO_DBX_FUNCTION_END): Remove.
3954 (ASM_STABS_OP): Remove.
3955 (ASM_STABN_OP): Remove.
3956 (ASM_STABD_OP): Remove.
3957 (SDB_ALLOW_FORWARD_REFERENCES): Remove.
3958 (SDB_ALLOW_UNKNOWN_REFERENCES): Remove.
3959 (PUT_SDB_DEF): Remove.
3960 (PUT_SDB_PLAIN_DEF): Remove.
3961 (PUT_SDB_TYPE): Remove.
3962 (sdb_label_count): Remove.
3963 (PUT_SDB_BLOCK_START): Remove.
3964 (PUT_SDB_BLOCK_END): Remove.
3965 (PUT_SDB_FUNCTION_START): Remove.
3966 (PUT_SDB_FUNCTION_END): Remove.
3967 (PUT_SDB_EPILOGUE_END): Remove.
3968 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Don't undef.
3969 (MIPS_DEBUGGING_INFO): Don't undef.
3970 (DBX_DEBUGGING_INFO): Don't undef.
3971 * config/alpha/vms.h (SDB_DEBUGGING_INFO): Don't undef.
3972 (MIPS_DEBUGGING_INFO): Don't undef.
3973 (DBX_DEBUGGING_INFO): Don't undef.
3974 * config/alpha/freebsd.h (DBX_CONTIN_CHAR): Remove.
3975 * config/alpha/alpha.c (alpha_option_override): Remove SDB_DEBUG
3977 (alpha_start_function): Likewise.
3978 (sdb_label_count): Remove.
3979 (alpha_output_filename): Remove DBX_DEBUG handling.
3980 (alpha_file_start): Likewise.
3982 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3984 * config.gcc (enable_obsolete): Remove *-*-solaris2.8*.
3985 (*-*-solaris2.[0-8], *-*-solaris2.[0-8].*): Mark unsupported.
3986 (i[34567]86-*-solaris2*, x86_64-*-solaris2.1[0-9]*): Remove
3988 * configure.ac (gcc_cv_ld_hidden): Remove *-*-solaris2.8*.
3989 (ld_tls_support): Remove Solaris 8 references.
3990 (lwp_dir, lwp_spec): Remove support for alternate thread library.
3991 * acinclude.m4 (gcc_cv_initfini_array): Remove *-*-solaris2.* tests.
3992 * configure: Regenerate.
3993 * config.in: Regenerate.
3995 * config/sol2.h (LINK_SPEC): Remove LIB_THREAD_LDFLAGS_SPEC.
3996 * config/i386/sol2.h: Remove Solaris 8 references.
3998 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Rename to ...
3999 (i?86-*-solaris2.9): ... this.
4000 Remove Solaris 8 references.
4001 (Specific, *-*-solaris2*): Document Solaris 8 removal.
4002 Remove Solaris 8 references.
4004 2012-03-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4006 * config.gcc (enable_obsolete): Remove mips-sgi-irix6.5.
4007 (mips-sgi-irix6.5*): Remove.
4008 * config.host (mips-sgi-irix*): Remove.
4009 * configure.ac (enable_fixed_point): Remove mips*-sgi-irix*.
4010 (set_have_as_tls): Remove *-*-irix6*.
4011 (gcc_cv_ld_static_dynamic): Remove mips-sgi-irix6*.
4012 * configure: Regenerate.
4014 * config/mips/iris6.h: Remove.
4015 * config/mips/iris6.opt: Remove.
4016 * config/mips/t-irix6: Remove.
4018 * config/mips/mips.h (TARGET_GPWORD): Remove IRIX 6 N64 handling.
4019 (TARGET_IRIX6): Remove.
4020 (TARGET_CPU_CPP_BUILTINS): Remove IRIX 6 handling.
4021 Don't define LANGUAGE_C, _LANGUAGE_C for Objective-C.
4022 * config/mips/mips.c (mips_build_builtin_va_list): Remove IRIX 6
4024 (mips_file_start): Likewise.
4025 * config/mips/mips-protos.h (irix_asm_output_align): Remove.
4027 * config/mips/driver-native.c [__sgi__]: Remove.
4028 (host_detect_local_cpu) [__sgi__]: Remove.
4030 * config/mips/gnu-user.h: Remove iris5.h reference.
4032 * config/mips/mips-modes.def: Remove IRIX 6 reference.
4033 * config/mips/gnu-user64.h (MIPS_TFMODE_FORMAT): Remove.
4034 * config/mips/mips.c (mips_option_override) [MIPS_TFMODE_FORMAT]:
4037 * gcc.c (main): Move asm_debug initialization ...
4038 (asm_debug): ... here.
4040 * ginclude/stddef.h (__STDDEF_H__): Don't define.
4042 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Remove.
4043 * system.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): Poison.
4044 * collect2.c [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4045 (main) [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES]: Remove.
4046 [LINK_ELIMINATE_DUPLICATE_LDIRECTORIES] (is_in_args): Remove.
4047 * doc/tm.texi.in (Driver, LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
4049 * doc/tm.texi: Regenerate.
4051 * doc/invoke.texi (Debugging Options, -gdwarf-<version>): Remove
4053 (MIPS Options, -march): Remove IRIX reference.
4054 * doc/install.texi (Binaries, SGI IRIX): Remove.
4055 (Specific, mips-sgi-irix6): Document IRIX 6.5 removal, remove rest
4057 * doc/trouble.texi (Interoperation): Remove -lgl_s handling.
4059 2012-03-14 Martin Jambor <mjambor@suse.cz>
4061 * expr.c (expand_assignment): Use expand_expr with EXPAND_WRITE
4062 when expanding MEM_REFs, MEM_TARGET_REFs and handled_component bases.
4063 (expand_expr_real_1): Do not handle misalignment if modifier is
4066 2012-03-14 Richard Guenther <rguenther@suse.de>
4069 * tree-vect-generic.c (type_for_widest_vector_mode): Take
4070 element type instead of mode, use build_vector_type_for_mode
4071 instead of the langhook, build a vector of proper signedness.
4072 (expand_vector_operations_1): Adjust.
4074 2012-03-14 Richard Guenther <rguenther@suse.de>
4077 * gimple-fold.c (canonicalize_constructor_val): Make sure we have
4078 a cgraph node for a FUNCTION_DECL that comes from a constructor.
4079 (gimple_get_virt_method_for_binfo): Likewise.
4081 2012-03-14 Richard Guenther <rguenther@suse.de>
4083 PR tree-optimization/52571
4084 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Move
4085 flag_section_anchors check ...
4086 (vect_can_force_dr_alignment_p): ... here. Do not re-align
4087 DECL_COMMON variables.
4089 2012-03-14 Richard Guenther <rguenther@suse.de>
4091 * tree.h (DECL_BIT_FIELD_REPRESENTATIVE): New define.
4092 * stor-layout.c (start_bitfield_representative): New function.
4093 (finish_bitfield_representative): Likewise.
4094 (finish_bitfield_layout): Likewise.
4095 (finish_record_layout): Call finish_bitfield_layout.
4096 * tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
4097 for QUAL_UNION_TYPE fields.
4098 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
4099 Stream DECL_BIT_FIELD_REPRESENTATIVE.
4100 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
4105 * expr.c (get_bit_range): Unconditionally extract bitrange
4106 from DECL_BIT_FIELD_REPRESENTATIVE.
4107 (expand_assignment): Adjust call to get_bit_range.
4109 2012-03-14 Richard Guenther <rguenther@suse.de>
4112 * fold-const.c (fold_unary_loc): Fold (T1)(T2)x to (T1)x if
4113 the outermost conversion is a sign-change only.
4114 (fold_binary_loc): Disregard widening and sign-changing
4115 conversions when we determine if two variables are equal
4117 * tree-ssa-forwprop.c (combine_conversions): Fold (T1)(T2)x to
4118 (T1)x if the outermost conversion is a sign-change only.
4120 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4123 2012-03-14 Uros Bizjak <ubizjak@gmail.com>
4125 * config/i386/predicates.md (constant_call_address_operand): Declare
4126 as special predicate. Update all uses.
4128 2012-03-13 Jakub Jelinek <jakub@redhat.com>
4131 * c-parser.c (c_parser_postfix_expression)
4132 <case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
4134 * config/i386/smmintrin.h: Avoid /* within a comment.
4135 * config/i386/nmmintrin.h: Likewise.
4137 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4139 * config/i386/i386.md (xbegin): Remove constraint from expander.
4141 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4143 * config/i386/predicates.md (constant_call_address_operand): Declare
4144 as special predicate. Update all uses.
4145 * config/i386/i386.md: Remove mode from constant_call_address_operand
4147 * config/i386/i386.c (ix86_output_call_insn): Call
4148 constant_call_address_operand with VOIDmode.
4150 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4152 * config/i386/i386.c (ix86_decompose_address): Handle subregs of
4153 AND zero extended address correctly.
4155 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4157 * config/i386/predicates.md (tls_symbolic_operand): Declare as
4159 (tls_modbase_operand): Ditto.
4160 * config/i386/i386.md: Remove mode from tls_symbolic_operand and
4161 tls_modbase_operand predicates.
4163 2012-03-13 Martin Jambor <mjambor@suse.cz>
4165 * expr.c (expand_assignment): Handle misaligned scalar writes to
4166 memory through top-level MEM_REFs by calling store_bit_field.
4168 2012-03-13 Richard Guenther <rguenther@suse.de>
4171 * fold-const.c (fold_binary_loc): Fold (X * Y) & -(1 << CST) to X * Y
4172 if Y is a constant multiple of 1 << CST.
4174 2012-03-13 Georg-Johann Lay <avr@gjlay.de>
4177 * config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
4178 offset (size) to a value the insns can deal with.
4179 (expand_epilogue): Ditto.
4181 2012-03-13 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
4183 * config/arm/neon.ml (ops): Fixup expected instructions for
4184 unsigned vector compares.
4186 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4188 * config/i386/i386.c (ix86_decompose_address): Prevent %fs:(%reg)
4189 addresses only when %reg is not in word mode.
4191 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4193 * config/microblaze/microblaze.md: Fix typo.
4194 * tree-if-conv.c: Likewise.
4195 * tree-vect-patterns.c: Likewise.
4197 2012-03-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4199 * config.gcc (extra_passes): Remove.
4200 * configure.ac (extra_passes): Don't substitute.
4201 * configure: Regenerate.
4202 * Makefile.in (EXTRA_PASSES): Remove.
4203 (GCC_PASSES): Remove $(EXTRA_PASSES).
4204 (MOSTLYCLEANFILES): Likewise.
4206 (install-common): Likewise.
4208 2012-03-13 Uros Bizjak <ubizjak@gmail.com>
4210 * config/i386/i386.h (TARGET_TLS_INDIRECT_SEG_REFS): New.
4211 * config/i386/i386.c (ix86_decompose_address): Use
4212 TARGET_TLS_INDIRECT_SEG_REFS to prevent %fs:(%reg) addresses.
4213 (legitimize_tls_address): Use TARGET_TLS_INDIRECT_SEG_REFS to load
4214 thread pointer to a register.
4216 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4218 * config/i386/i386.md (*tls_global_dynamic_64_<mode>): Remove :P
4219 on tls_symbolic_operand.
4220 (tls_global_dynamic_64_<mode>): Likewise.
4222 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4225 * output.h (SECTION_EXCLUDE, SECTION_MACH_DEP): Don't use
4226 SECTION_MACH_DEP reserved bits for SECTION_EXCLUDE.
4228 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4231 * config/avr/avr.c (avr_mode_code_base_reg_class): Change return
4232 type from reg_class_t to enum reg_class.
4233 * config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
4235 2012-03-12 Andrew Pinski <apinski@cavium.com>
4237 * tree-ssa-phiopt.c (single_non_singleton_phi_for_edges): New function.
4238 (tree_ssa_phiopt_worker): Use single_non_singleton_phi_for_edges.
4239 (value_replacement): Likewise.
4240 (empty_block_p): Check also if the PHIs for the block are empty.
4242 2012-03-12 Georg-Johann Lay <avr@gjlay.de>
4245 * config/avr/avr.c (avr_out_movmem): Fix typo in output template
4246 for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
4247 r184615 from 2012-02-28.
4249 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4251 * config/i386/i386.c (ix86_gen_tls_global_dynamic_64): New.
4252 (ix86_gen_tls_local_dynamic_base_64): Likewise.
4253 (ix86_option_override_internal): Set ix86_gen_tls_global_dynamic_64
4254 and ix86_gen_tls_local_dynamic_base_64.
4255 (legitimize_tls_address): Use ix86_gen_tls_global_dynamic_64 and
4256 ix86_gen_tls_local_dynamic_base_64.
4258 * config/i386/i386.md (*tls_global_dynamic_64): Renamed to ...
4259 (*tls_global_dynamic_64_<mode>): This.
4260 (tls_global_dynamic_64): Renamed to ...
4261 (tls_global_dynamic_64_<mode>): This.
4262 (*tls_local_dynamic_base_64): Renamed to ...
4263 (*tls_local_dynamic_base_64_<mode>): This.
4264 (tls_local_dynamic_base_64): Renamed to ...
4265 (tls_local_dynamic_base_64_<mode>): This.
4267 2012-03-12 H.J. Lu <hongjiu.lu@intel.com>
4269 * config/i386/i386.c (ix86_option_override_internal): Properly
4270 set ix86_gen_leave and ix86_gen_monitor. Check Pmode == DImode,
4271 instead of TARGET_64BIT, to set ix86_gen_add3, ix86_gen_sub3,
4272 ix86_gen_one_cmpl2, ix86_gen_andsp, ix86_gen_allocate_stack_worker,
4273 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
4275 * config/i386/sse.md (sse3_monitor64): Renamed to ...
4276 (sse3_monitor64_<mode>): This.
4278 2012-03-12 Tristan Gingold <gingold@adacore.com>
4280 * config/ia64/ia64.c (ia64_function_arg_1): Move code around.
4281 (ia64_function_arg_advance): Ditto.
4283 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4285 * config.gcc (mips*-*-openbsd*): Remove.
4286 * config/mips/openbsd.h: Remove.
4287 * config/mips/sdb.h: Remove.
4289 * config/mips/mips.h (SDB_OUTPUT_SOURCE_LINE): Remove.
4290 * config/mips/mips.c (sdb_label_count): Remove.
4291 (mips_debugger_offset): Remove #if 0 code.
4292 (mips_output_function_prologue) [SDB_DEBUGGING_INFO]: Remove.
4293 * config/mips/sde.h (SDB_DEBUGGING_INFO): Don't undef.
4295 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4297 * doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
4299 (Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
4300 Update binutils references.
4301 (Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
4302 Update binutils reference.
4303 Update Sun as/GNU ld caveat.
4304 Document binutils largefile requirement for LTO plugin.
4305 Remove reference to alternate libpthread.
4307 2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4309 * config.gcc (alpha*-dec-osf5.1*): Remove.
4310 * config.host (alpha*-dec-osf*): Remove.
4311 * configure.ac (*-*-osf*): Remove.
4312 (alpha*-dec-osf*): Remove.
4313 * configure: Regenerate.
4315 * config/alpha/host-osf.c, config/alpha/osf5.h, config/alpha/osf5.opt,
4316 config/alpha/va_list.h, config/alpha/x-osf: Remove.
4318 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Remove.
4319 * config/alpha/alpha.c (struct machine_function): Update comment.
4320 (alpha_start_function): Remove Tru64 UNIX as handling for
4322 * config/alpha/alpha.md ("exception_receiver"): Remove
4323 TARGET_LD_BUGGY_LDGP.
4324 ("*exception_receiver_2"): Likewise.
4325 * except.c (finish_eh_generation): Remove Tru64 reference.
4326 * ginclude/stdarg.h [_HIDDEN_VA_LIST]: Don't undef _VA_LIST.
4327 * system.h (TARGET_HANDLE_PRAGMA_EXTERN_PREFIX): Poison.
4328 * target.def (handle_pragma_extern_prefix): Remove.
4330 * Makefile.in (mips-tfile.o-warn): Remove.
4331 (ALL_HOST_BACKEND_OBJS): Remove mips-tfile.o, mips-tdump.o.
4332 (mips-tfile, mips-tfile.o, mips-tdump, mips-tdump.o): Remove.
4333 * mips-tdump.c, mips-tfile.c: Remove.
4335 * doc/extend.texi (Symbol-Renaming Pragmas): Remove #pragma
4337 * doc/install.texi (Binaries): Remove Tru64 UNIX reference.
4338 (Specific, alpha*-dec-osf5.1): Note removal.
4339 * doc/tm.texi.in (Misc, TARGET_HANDLE_PRAGMA_EXTERN_PREFIX):
4341 * doc/tm.texi: Regenerate.
4342 * doc/trouble.texi (Cross-Compiler Problems): Remove.
4344 2012-03-12 Richard Guenther <rguenther@suse.de>
4346 * config/arm/arm.c (neon_dereference_pointer): Do not call
4347 covert during RTL expansion.
4349 2012-03-12 Tristan Gingold <gingold@adacore.com>
4351 * doc/invoke.texi (VMS Options): Merge Alpha/VMS and IA-64/VMS
4352 Options. Mention -mpointer-size.
4354 2012-03-12 Richard Guenther <rguenther@suse.de>
4356 * config/alpha/alpha.c (alpha_gimplify_va_arg): Use
4357 build_nonstandard_integer_type.
4359 2012-03-12 Richard Guenther <rguenther@suse.de>
4361 * tree.c (signed_or_unsigned_type_for): Use
4362 build_nonstandard_integer_type.
4363 (signed_type_for): Adjust documentation.
4364 (unsigned_type_for): Likewise.
4365 * tree-pretty-print.c (dump_generic_node): Use standard names
4366 for non-standard integer types if available.
4368 2012-03-12 Tristan Gingold <gingold@adacore.com>
4370 * config/vms/vms.opt: Add vms-opts.h header.
4371 (mmalloc64): Use flag_vms_malloc64 flag instead of MALLOC64
4373 (-mvms-return-codes): Document.
4374 (-mpointer-size): New option.
4375 (vms_pointer_size): Add enumeration.
4376 * config/vms/vms-opts.h: New file.
4377 * config/vms/vms.h (TARGET_OS_CPP_BUILTINS): Define
4378 __INITIAL_POINTER_SIZE.
4379 (POINTER_SIZE, SIZE_TYPE, PTRDIFF_TYPE): Adjust definition.
4380 (C_COMMON_OVERRIDE_OPTIONS): Define.
4381 (DWARF2_ADDR_SIZE): Define.
4382 * config/vms/vms.c (vms_patch_builtins): Adjust condition.
4383 * config/vms/vms-protos.h (vms_c_common_override_options):
4385 * config/vms/vms-c.c (vms_pragma_pointer_size): Ignore pragma
4386 if -mno-pointer-size.
4387 (vms_c_common_override_options): New function.
4388 * config/ia64/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
4389 * config/alpha/vms.h (TARGET_DEFAULT): Remove MASK_MALLOC64.
4390 (MALLOC_ABI_ALIGNMENT): Use flag_vms_malloc64
4391 and flag_vms_pointer_size.
4392 (MASK_RETURN_ADDR): Set according to flag_vms_pointer_size.
4393 * config.gcc (*-*-*vms*): Define xm_file.
4394 (alpha*-dec-*vms*): Do not define xm_file.
4395 (alpha64-dec-*vms*): Remove.
4396 (ia64-hp-*vms*): Do not define xm_file. Simplify tm_file
4399 2012-03-12 Jakub Jelinek <jakub@redhat.com>
4401 PR tree-optimization/51721
4402 * tree-vrp.c (register_edge_assert_for_2): Add asserts for unsvar
4403 if (int) unsvar cmp CST.
4405 2012-03-12 Richard Guenther <rguenther@suse.de>
4407 * tree-sra.c (create_access_replacement): Only rename the replacement
4408 if we can rewrite it into SSA form. Properly mark register typed
4409 replacements that we cannot rewrite with TREE_ADDRESSABLE.
4410 * tree-cfg.c (verify_expr): Fix BIT_FIELD_REF verification
4411 for aggregate or BLKmode results.
4413 2012-03-12 Jakub Jelinek <jakub@redhat.com>
4415 PR tree-optimization/52533
4416 * tree-vrp.c (register_edge_assert_for_2): Use double_int
4417 type for mask, only handle shifts by non-zero in-range
4418 shift count, for LE_EXPR and GT_EXPR if new_val is
4419 maximum, don't add the assertion.
4421 2012-02-12 Kirill Yukhin <kirill.yukhin@intel.com>
4423 * doc/invoke.texi: Document -mrtm option.
4424 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RTM_SET): New.
4425 (OPTION_MASK_ISA_RTM_UNSET): Ditto.
4426 (ix86_handle_option): Handle OPT_mrtm.
4427 * config.gcc (i[34567]86-*-*): Add rtmintrin.h and
4429 (x86_64-*-*): Ditto.
4430 * i386-builtin-types.def (INT_FTYPE_VOID): New.
4431 * config/i386/i386-c.c (ix86_target_macros_internal): Define
4433 (ix86_target_string): Define -mrtm option.
4435 (ix86_option_override_internal): Extend "corei7-avx" with RTM option.
4437 (ix86_valid_target_attribute_inner_p): Add OPT_mrtm.
4438 (ix86_builtins): Add IX86_BUILTIN_XBEGIN, IX86_BUILTIN_XEND,
4440 (bdesc_special_args): Ditto.
4441 (ix86_init_mmx_sse_builtins): Add IX86_BUILTIN_XABORT.
4442 (ix86_expand_special_args_builtin): Handle new built-in type.
4443 (ix86_expand_builtin): Handle XABORT instruction.
4444 * config/i386/i386.h (TARGET_RTM): New.
4445 * config/i386/i386.md (UNSPECV_XBEGIN): New.
4446 (UNSPECV_XEND): Ditto.
4447 (UNSPECV_XABORT): Ditto.
4448 (UNSPECV_XTEST): Ditto.
4455 * config/i386/i386.opt (mrtm): New.
4456 * config/i386/immintrin.h: Include rtmintrin.h and xtestintrin.h.
4457 * config/i386/rtmintrin.h: New header.
4458 * config/i386/xtestintrin.h: Ditto.
4460 2012-03-12 Tristan Gingold <gingold@adacore.com>
4462 * ginclude/stddef.h: Adjust previous patch.
4463 Use __VMS__ instead of VMS.
4465 2012-03-12 Uros Bizjak <ubizjak@gmail.com>
4467 * config/i386/i386.md (setcc + movzbl to xor + setcc peephole2):
4468 Also convert sequences with CC setting arithmetic instruction.
4470 2012-03-11 Sandra Loosemore <sandra@codesourcery.com>
4472 * doc/invoke.texi (Option Summary): Move -no-integrated-cpp
4473 from C Language Options to Preprocessor Options.
4474 (C Dialect Options): Move -no-integrated-cpp documentation
4476 (Preprocessor Options): ...to here. Rewrite the description
4477 so it makes more sense, and remove discussion of merging front ends.
4479 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4481 * config/i386/i386.c (ix86_expand_movmem): Use word_mode for size
4483 (ix86_expand_setmem): Likewise.
4485 2012-03-11 Uros Bizjak <ubizjak@gmail.com>
4487 * config/i386/i386.c (ix86_zero_extend_to_Pmode): Rewrite using
4490 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4492 * config/i386/i386.c (ix86_trampoline_init): Use movl for 64bit if
4493 ptr_mode == SImode. Replace DImode with Pmode or ptr_mode.
4495 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4497 * config/i386/i386.c (x86_this_parameter): Replace DImode with Pmode.
4499 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4501 * config/i386/i386.md (lwp_slwpcb): Check Pmode instead of
4504 2012-03-11 H.J. Lu <hongjiu.lu@intel.com>
4505 Uros Bizjak <ubizjak@gmail.com>
4507 * config/i386/predicates.md (call_insn_operand): Allow
4508 constant_call_address_operand in Pmode only.
4509 (sibcall_insn_operand): Ditto.
4510 * config/i386/i386.md (*call): Use W mode iterator instead of P mode.
4511 (*call_vzeroupper): Ditto.
4513 (*sibcall_vzeroupper): Ditto.
4514 (*call_value): Ditto.
4515 (*call_value_vzeroupper): Ditto.
4516 (*sibcall_value): Ditto.
4517 (*sibcall_value_vzeroupper): Ditto.
4518 (*indirect_jump): Ditto.
4519 (*tablejump_1): Ditto.
4520 (indirect_jump): Convert memory address to word mode for TARGET_X32.
4522 * config/i386/i386.c (ix86_expand_call): Convert indirect operands
4525 2012-03-11 Oleg Endo <olegendo@gcc.gnu.org>
4528 * config/sh/sh.md (movnegt): Expand into respective insns immediately.
4529 Use movrt_negc instead of negc pattern for non-SH2A.
4531 (*movrt_negc, *negnegt, *movtt, *movt_qi): New insns and splits.
4533 2012-03-10 H.J. Lu <hongjiu.lu@intel.com>
4535 * config/i386/i386.c (ix86_decompose_address): Disallow fs:(reg)
4536 if Pmode != word_mode.
4537 (legitimize_tls_address): Call gen_tls_initial_exec_x32 if
4538 Pmode == SImode for TARGET_X32.
4540 * config/i386/i386.md (UNSPEC_TLS_IE_X32): New.
4541 (tls_initial_exec_x32): Likewise.
4543 2012-03-10 Chung-Lin Tang <cltang@codesourcery.com>
4545 PR rtl-optimization/52528
4546 * combine.c (can_combine_p): Add setting of subst_low_luid
4547 before call to expand_field_assignment().
4549 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4551 * doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
4552 and related program names.
4554 2012-03-09 Sandra Loosemore <sandra@codesourcery.com>
4556 * doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".
4558 2012-03-09 Uros Bizjak <ubizjak@gmail.com>
4561 * config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
4562 (ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
4564 * config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
4565 (*movdi_internal_rex64): Use %E operand modifier for lea.
4566 (*movsi_internal): Ditto.
4568 (*lea<mode>_2): Ditto.
4569 (*lea_{3,4,5,6}_zext): Ditto.
4570 (*tls_global_dynamic_32_gnu): Ditto.
4571 (*tls_global_dynamic_64): Ditto.
4572 (*tls_dynamic_gnu2_lea_32): Ditto.
4573 (*tls_dynamic_gnu2_lea_64): Ditto.
4574 (pro_epilogue_adjust_stack_<mode>_add): Ditto.
4576 2012-03-09 Michael Meissner <meissner@linux.vnet.ibm.com>
4578 * config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
4579 redefine to be NULL if the current bit-size is different from the
4580 configured bit-size.
4582 * config/rs6000/rs6000.c (rs6000_option_override_internal): If the
4583 cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
4584 set the default tuning. Add asserts to make sure the cpu and tune
4585 indexes are defined. Fix tests for cpu/tune index to use >= 0 to
4586 test whether the index is set, instead of > 0.
4587 (rs6000_file_start): Do not reset the default cpu if the current
4588 bit-size is different from the configured bit-size.
4590 2012-03-09 Tristan Gingold <gingold@adacore.com>
4592 * config/vms/vms-crtlmap.map: Add comments.
4593 Add entries needed to build Ada RTS.
4595 2012-03-09 Tristan Gingold <gingold@adacore.com>
4597 * ginclude/stddef.h: Do not define __size_t on VMS.
4599 2012-03-09 Tristan Gingold <gingold@adacore.com>
4601 * c-tree.h (c_default_pointer_mode): New variable.
4602 * c-decl.c (c_default_pointer_mode): New variable.
4603 (c_build_pointer_type): New function.
4604 (grokdeclarator): Call c_build_pointer_type instead
4605 of build_pointer_type.
4607 * config/vms/vms-c.c: Include c-tree.h
4608 (saved_pointer_mode): New variable.
4609 (handle_pragma_pointer_size): New function.
4610 (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
4611 (vms_c_register_pragma): Register __pointer_size and
4612 __required_pointer_size pragmas.
4614 2012-03-09 Tristan Gingold <gingold@adacore.com>
4616 * config/vms/vms-c.c (vms_construct_include_filename): New function.
4617 (vms_c_register_includes): Reference it.
4619 2012-03-09 Andrew Pinski <apinski@cavium.com>
4622 * tree-ssa-phiopt.c: Include tree-pretty-print.h for
4624 (tree_ssa_phiopt_worker): Go through all the PHIs for
4625 value_replacement instead of just the singleton one.
4626 (value_replacement): Change return type to int. Return 0 instead of
4628 Allow the middle basic block to contain more than just the defining
4630 Handle non empty middle basic blocks.
4631 * Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.
4633 2012-03-09 Jiangning Liu <jiangning.liu@arm.com>
4635 * tree-scalar-evolution (interpret_rhs_expr): generate chrec for
4636 array reference and component reference.
4637 (analyze_scalar_evolution_for_address_of): New.
4639 2012-03-08 Jie Zhang <jzhang918@gmail.com>
4642 * config/bfin/bfin.c (hwloop_optimize): Fix unused variable warnings.
4643 (hwloop_pattern_reg): Fix set but not used warning.
4644 (bfin_reorg_loops): Remove unused parameter.
4645 (bfin_reorg): Update use of bfin_reorg_loops.
4647 2012-03-08 H.J. Lu <hongjiu.lu@intel.com>
4649 * config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
4650 with integer parameters in registers.
4651 (gen_push): Push register in word_mode instead of Pmode.
4652 (ix86_emit_save_regs): Likewise.
4653 (ix86_emit_save_regs_using_mov): Save integer registers in word_mode.
4654 (gen_pop): Pop register in word_mode instead of Pmode.
4655 (ix86_emit_restore_regs_using_pop): Likewise.
4656 (ix86_expand_prologue): Replace Pmode with word_mode for push
4657 immediate. Use ix86_gen_pro_epilogue_adjust_stack. Save and
4658 restore RAX and R10 in word_mode.
4659 (ix86_emit_restore_regs_using_mov): Restore integer registers
4661 (ix86_expand_split_stack_prologue): Save R10_REG and restore in
4663 (ix86_split_to_parts): Use word_mode with PUT_MODE for push.
4664 (ix86_split_long_move): Likewise.
4666 * config/i386/i386.md (W): New.
4667 (*push<mode>2_prologue): Replace :P with :W.
4668 (*pop<mode>1): Likewise.
4669 (*pop<mode>1_epilogue): Likewise.
4670 (push/pop peephole2): Use word_mode scratch registers.
4672 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
4674 * config/i386/predicates.md (indirect_branch_operand): Simplify.
4676 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
4678 * config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
4679 for constants in [-63,63].
4681 2012-03-08 Uros Bizjak <ubizjak@gmail.com>
4685 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
4687 * config/i386/i386.c (ix86_print_operand_address): Only handle
4688 zero-extended DImode addresses.
4690 2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4692 * configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
4693 * configure: Regenerate.
4695 2012-03-08 Georg-Johann Lay <avr@gjlay.de>
4698 * config/avr/avr.c (avr_mem_clobber): New static function.
4699 (avr_expand_delay_cycles): Add memory clobber operand to
4700 delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
4701 * config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
4702 (enable_interrupt, disable_interrupt): New expander.
4703 (nopv, sleep, wdr): New expanders.
4704 (delay_cycles_1): Add memory clobber.
4705 (delay_cycles_2): Add memory clobber.
4706 (delay_cycles_3): Add memory clobber.
4707 (delay_cycles_4): Add memory clobber.
4708 (cli_sei): New insn from former "enable_interrupt",
4709 "disable_interrupt" with memory clobber.
4710 (*wdt): New insn from former "wdt" with memory clobber.
4711 (*nopv): Similar, but for "nopv".
4712 (*sleep): Similar, but for "sleep".
4714 2012-03-07 Oleg Endo <olegendo@gcc.gnu.org>
4715 Kaz Kojima <kkojima@gcc.gnu.org>
4718 * config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
4719 * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
4720 (SUBTARGET_OVERRIDE_OPTIONS): Define.
4722 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
4724 * config/i386/predicates.md (x86_64_zext_general_operand): New.
4725 * config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
4726 predicate to x86_64_zext_general_operand. Accept "Z" constraint.
4728 2012-03-07 Walter Lee <walt@tilera.com>
4730 * config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
4731 REG_CFA_* notes for the stack pointer.
4732 (tilegx_expand_epilogue): Restore stack pointer by adjusting it by
4733 EH_RETURN_STACKADJ_RTX.
4734 * config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
4735 generate REG_CFA_* notes for the stack pointer.
4736 (tilepro_expand_epilogue): Restore stack pointer by adjusting it
4737 by EH_RETURN_STACKADJ_RTX.
4739 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
4741 * doc/invoke.texi (AVR Built-in Macros): Correct condition for
4742 when __AVR_3_BYTE_PC__ is defined.
4744 2012-03-07 Uros Bizjak <ubizjak@gmail.com>
4746 * config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
4747 (ix86_print_operand): Handle '^'.
4748 * config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
4749 using P mode iterator. Add %^ to asm template to conditionally emit
4751 (*rep_movdi_rex64): Ditto.
4752 (*strsetdi_rex_1): Ditto.
4753 (*rep_stosdi_rex64): Ditto.
4754 (*strmov{si,hi,qi}_1): Add %^ to asm template to
4755 conditionally emit addr32 prefix.
4756 (*rep_mov{si,qi}): Ditto.
4757 (*strset{si,hi,qi}): Ditto.
4758 (*rep_stos{si,qi}): Ditto.
4759 (*cmpstrnqi_nz_1): Ditto.
4760 (*cmpstrnqi_1): Ditto.
4761 (*strlenqi_1): Ditto.
4763 2012-03-07 H.J. Lu <hongjiu.lu@intel.com>
4765 * config/i386/i386.c (function_value_64): Return pointers in
4766 word_mode instead of Pmode.
4767 (ix86_promote_function_mode): Likewise.
4769 2012-03-07 Richard Guenther <rguenther@suse.de>
4771 * coverage.c (get_gcov_type): Use type_for_mode.
4772 (get_gcov_unsigned_t): Likewise.
4773 * expr.c (store_constructor): Use type_for_mode.
4774 (try_casesi): Likewise.
4775 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size): Remove.
4776 (add_standard_iv_candidates): Use standard type trees.
4777 * dojump.c (do_jump): Remove dead code.
4779 2012-03-07 Richard Guenther <rguenther@suse.de>
4781 * c-typeck.c (pointer_diff): Use c_common_type_for_size.
4783 2012-03-07 Richard Guenther <rguenther@suse.de>
4785 * convert.c (strip_float_extensions): Move ...
4786 * tree.c (strip_float_extensions): ... here.
4788 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
4791 * config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.
4793 2012-03-07 Richard Guenther <rguenther@suse.de>
4795 * omp-low.c (extract_omp_for_data): Use signed_type_for.
4796 (expand_omp_for_generic): Likewise.
4797 (expand_omp_for_static_nochunk): Likewise.
4798 (expand_omp_for_static_chunk): Likewise.
4799 * tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
4800 * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
4801 * tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
4802 Use unsigned_type_for.
4803 (vect_create_cond_for_align_checks): Use signed_type_for.
4805 2012-03-07 Andrey Belevantsev <abel@ispras.ru>
4807 PR rtl-optimization/52203
4808 * sel-sched.c (estimate_insn_cost): New parameter pempty. Adjust
4809 all callers to pass NULL except ...
4810 (reset_sched_cycles_in_current_ebb): ... here, save the value
4811 in new variable 'empty'. Increase issue_rate only for
4814 2012-03-07 Ralf Corsépius <ralf.corsepius@rtems.org>
4817 * Makefile.in: Let install-gcc-ar depend on installdirs,
4818 gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
4819 Don't double canonicalize if cross-compiling.
4821 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
4824 * gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
4825 to: RAMPZ, RAMPY, RAMPX, RAMPD.
4826 (expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
4828 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
4831 * config/avr/avr.c (avr_out_xload): Don't read unintentionally
4833 * config/avr/avr.md (xload_8): Adjust insn length.
4835 2012-03-07 Georg-Johann Lay <avr@gjlay.de>
4838 * gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
4839 if RAMPZ affects reading from RAM.
4841 2012-03-07 Richard Guenther <rguenther@suse.de>
4845 * doc/invoke.texi (Precompiled Headers): Remove sentence that
4846 suggests you can include PCHs from inside another header.
4848 2012-03-07 Richard Sandiford <rdsandiford@googlemail.com>
4851 * rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.
4853 2012-03-07 Kai Tietz <ktietz@redhat.com>
4855 * doc/invoke.texi (fwritable-relocated-rdata): Document
4856 new Cygwin/MinGW target option.
4857 * config/i386/winnt.c (i386_pe_unique_section): Ignore
4858 reloc if flag -fwritable-relocated-rdata is not set.
4859 (i386_pe_section_type_flags): Likewise.
4860 * config/i386/cygming.opt (fwritable-relocated-rdata):
4861 Add new flag variable flag_writable_rel_rdata.
4863 2012-03-07 Richard Guenther <rguenther@suse.de>
4865 * tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
4866 precision against gimple constraints.
4868 2012-03-06 Richard Sandiford <rdsandiford@googlemail.com>
4871 * rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
4873 (GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
4874 * emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
4876 (init_emit_regs): Move associated initialization to...
4877 (init_emit_once): ...here.
4879 2012-03-06 Richard Henderson <rth@redhat.com>
4881 * config/m68k/m68k.h (ISA_HAS_TAS): New.
4882 * config/m68k/sync.md (atomic_test_and_set): Use it.
4883 (atomic_test_and_set_1): Likewise.
4885 2012-03-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4888 * config/rs6000/vector.md (vector_uneq<mode>): Add support for
4889 UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
4890 (vector_ltgt<mode>): Likewise.
4891 (vector_ordered<mode>): Likewise.
4892 (vector_unordered<mode>): Likewise.
4893 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
4895 2012-03-06 Aldy Hernandez <aldyh@redhat.com>
4897 * trans-mem.c: New typedef for tm_region_p.
4898 Define vector types for tm_region_p.
4899 (tm_region_init): Replace region_worklist to a vector called
4902 2012-03-06 Richard Guenther <rguenther@suse.de>
4904 * fold-const.c (build_fold_addr_expr_with_type_loc): Fold
4905 MEM_REF with constant pointer operand.
4907 2012-03-06 Richard Guenther <rguenther@suse.de>
4910 * tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
4912 2012-03-06 Tristan Gingold <gingold@adacore.com>
4914 * config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle octaword.
4915 (external_model_kind): Improve documentation.
4916 (vms_pragma_extern_model): Handle relaxed_redef.
4917 (vms_c_register_pragma): Allow expansion for nomember_alignment.
4919 2012-03-06 Georg-Johann Lay <avr@gjlay.de>
4921 * doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
4922 Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
4923 Some more notes on EIND usage and reorder EIND subsection.
4925 2012-03-06 Tristan Gingold <gingold@adacore.com>
4927 * config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
4928 * config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.
4930 2012-03-06 Tristan Gingold <gingold@adacore.com>
4932 * config/vms/t-vmsnative (version): Define.
4933 * config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.
4935 2012-03-06 Andrey Belevantsev <abel@ispras.ru>
4937 PR rtl-optimization/52250
4938 * sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
4939 to put note list into. Unconditionally call move_bb_info.
4940 (move_bb_info): Do not assert the blocks being in the same region,
4941 just drop the note list if they are not.
4943 2012-03-06 Oleg Endo <olegendo@gcc.gnu.org>
4946 * config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
4947 and use unified expansion logic.
4948 * config/sh/sh.md (xorsi3_movrt): Rename to movrt. Move
4949 closer to the existing movt insn.
4950 (negc): Rename insn to *negc. Add new expander.
4951 (movnegt): Use xor pattern for T bit negation. Reserve helper
4952 constant for negc pattern.
4953 (*movnegt): New insn and splitter.
4955 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
4957 * c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
4960 2012-03-05 Richard Henderson <rth@redhat.com>
4962 * genemit.c (main): Include "target.h" in insn-emit.c.
4963 * Makefile.in (insn-emit.o): Depend on TARGET_H.
4964 * config/sh/sync.md (atomic_test_and_set): Reference
4965 targetm.atomic_test_and_set_trueval instead of
4966 TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.
4968 2012-03-05 Joern Rennecke <joern.rennecke@embecosm.com>
4970 * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
4973 2012-03-05 Steven Bosscher <steven@gcc.gnu.org>
4975 * langhooks.c (add_builtin_type): New function.
4976 * langhooks.h (add_builtin_type): Export it.
4977 * config/mep/mep.c (mep_init_builtins): Use it.
4978 * config/rs6000/rs6000.c (rs6000_init_builtins): Use it.
4980 2012-03-05 Jakub Jelinek <jakub@redhat.com>
4983 * tree.h (BLOCK_SAME_RANGE): Define.
4984 * function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
4985 if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
4986 Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
4987 isn't equal to supercontext fragment's fragment chain.
4988 Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
4990 (blocks_nreverse_all): Likewise.
4991 (reorder_blocks_1): Compute BLOCK_SAME_RANGE bits. Set
4992 BLOCK_SUPERCONTEXT to supercontext fragment instead of
4993 supercontext fragment's fragment origin.
4994 * dwarf2out.c (add_high_low_attributes): If stmt has the same
4995 range as its parent (or parents thereof etc.), use the parent's
4996 DW_AT_ranges value instead of creating a new .debug_ranges range.
4998 2012-03-05 Richard Henderson <rth@redhat.com>
5001 Revert: 2011-11-26 Richard Henderson <rth@redhat.com>
5002 * omp-low.c (expand_omp_atomic): Assume anything aligned to
5003 BIGGEST_ALIGNMENT is aligned.
5005 2012-03-05 Richard Henderson <rth@redhat.com>
5007 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
5008 * config/sh/sh.c: ... here.
5010 2012-03-05 Richard Henderson <rth@redhat.com>
5013 * config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
5014 instead of calling negqi2 directly.
5016 2012-03-05 Aldy Hernandez <aldyh@redhat.com>
5019 * trans-mem.c (tm_region_init): Use last_basic_block.
5021 2012-03-05 Oleg Endo <olegendo@gcc.gnu.org>
5023 * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
5024 * config/sh/sync.md (atomic_test_and_set): New expander.
5025 (tasb, atomic_test_and_set_soft): New insns.
5026 * config/sh/sh.opt (menable-tas): New option.
5027 * doc/invoke.texi (SH Options): Document it.
5029 2012-03-05 Richard Guenther <rguenther@suse.de>
5031 * cfgloop.c (verify_loop_structure): Verify dominators before
5033 * graphite-clast-to-gimple.c (graphite_verify): Do not verify
5034 dominators from here.
5035 * graphite-scop-detection.c (create_sese_edges): Likewise.
5036 * loop-doloop.c (doloop_optimize_loops): Likewise.
5037 * loop-init.c (loop_optimizer_init): Likewise.
5038 * loop-unroll.c (unroll_and_peel_loops): Likewise.
5039 * loop-unswitch.c (unswitch_loops): Likewise.
5040 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5041 * tree-parloops.c (parallelize_loops): Likewise. Verify
5042 only when checking is enabled.
5043 * tree-loop-distribution.c (tree_loop_distribution): Likewise.
5045 2012-03-05 Bernd Schmidt <bernds@codesourcery.com>
5047 * genautomata.c (parse_automata_opt): New static function.
5048 (initiate_automaton_gen): Remove all option handling code. Remove
5049 argc argument. All callers changed.
5050 (main): Call init_rtx_reader_args_cb with the new function as argument.
5052 2012-03-05 Richard Guenther <rguenther@suse.de>
5054 * cfgexpand.c (gimple_expand_cfg): Free dominator info.
5055 * tree-if-conv.c (combine_blocks): Free post-dominator info
5057 * tree-parloops.c (create_parallel_loop): Free and re-compute
5058 dominator info after breaking it.
5060 2012-03-05 Richard Guenther <rguenther@suse.de>
5063 * optabs.h (trapv_unoptab_p): New function.
5064 (trapv_binoptab_p): Likewise.
5065 * optabs.c (expand_binop): Use emit_libcall_block_1 with
5066 a proper equiv_may_trap argument.
5067 (expand_unop): Likewise.
5068 (emit_libcall_block_1): Take extra argument whether the
5069 instruction may trap. Renamed from ...
5070 (emit_libcall_block): ... this. New wrapper.
5072 2012-03-05 Jakub Jelinek <jakub@redhat.com>
5074 PR tree-optimization/51721
5075 * tree-vrp.c (register_edge_assert_for_2): If comparing
5076 lhs of right shift by constant with an integer constant,
5077 add ASSERT_EXPRs for the rhs1 of the right shift.
5079 * cfgrtl.c (cfg_layout_merge_blocks): Cleanup.
5081 2012-03-05 Richard Guenther <rguenther@suse.de>
5083 * tree.c (integer_zerop): Handle VECTOR_CSTs.
5084 (integer_onep): Likewise.
5085 (integer_all_onesp): Likewise.
5087 2012-03-05 Georg-Johann Lay <avr@gjlay.de>
5089 * config/avr/avr.md (*umaddqihi4.2): New insn-and-split.
5091 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5093 * config/i386/i386.c (pro_epilogue_adjust_stack): Check Pmode
5094 instead of TARGET_64BIT.
5096 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5098 * config/i386/i386.c (ix86_expand_prologue): Check Pmode to set
5101 2012-03-04 H.J. Lu <hongjiu.lu@intel.com>
5103 * config/i386/i386.c (ix86_print_operand_address): Only handle
5104 zero-extended DImode addresses.
5106 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5108 * config/i386/i386.c (ix86_print_operand) <case '+'>: Declare
5109 taken and cputaken as bool.
5111 2012-03-04 Uros Bizjak <ubizjak@gmail.com>
5113 * config/i386/constraints.md (Ya): New internal constraint.
5114 * config/i386/i386.md (zero_extendsidi2): Remove expansion.
5115 (*zero_extendsidi2_rex64): Add x,x alternative.
5116 (*zero_extendsidi2): Ditto. Add o,0 alternative.
5117 Remove flags reg clobber. Adjust corresponding splits.
5118 (zero_extend<mode>si2): Macroize expander from zero_extendhisi2 and
5119 zero_extendqisi2 expanders using SWI12 mode iterator.
5120 (zero_extend<mode>si2_and): Macroize insn from
5121 zero_extendhisi2_and and zero_extendqisi2_and. Merge corresponding
5123 (*zero_extend<mode>si2): Macroize insn from
5124 *zero_extendhisi2_movzbl and *zero_extendqisi2_movzbl.
5125 (*zero_extend*2_movzbl_and): Remove insn patterns.
5126 (zero_extendqihi2_and): Merge corresponding splitter.
5127 (*zero_extendqihi2): Rename from *zero_extendqihi2_movzbl.
5128 (*zero_extend*2_movzbl_and): Remove insn patterns.
5129 (*anddi_1): Split TYPE_IMOVX instructions.
5130 (*andsi_1): Use Ya for alternative 2. Split TYPE_IMOVX instructions.
5132 (and->zext splitter): Add splitter pattern.
5133 (zero extend with andsi3 splitter): Adjust zero_extend pattern.
5135 2012-03-04 Sandra Loosemore <sandra@codesourcery.com>
5137 * doc/invoke.texi (C++ Dialect Options): Minor copy-edits to
5139 (Debugging Options): Likewise.
5140 (Optimize Options): Likewise.
5141 (i386 and x86-64 Options): Discuss -march before -mtune, consistently
5142 with other architectures. Use official processor names with correct
5143 spelling/capitalization. Fix formatting and grammar issues.
5144 (i386 and x86-64 Windows Options): Similar cleanup here.
5146 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5148 * config/sh/sh.md (abssi2): Add TARGET_SH1 condition.
5150 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5152 * config/sh/sh.c (sh_dwarf_register_span): Don't apply
5153 DBX_REGISTER_NUMBER.
5155 2012-03-03 Kaz Kojima <kkojima@gcc.gnu.org>
5157 * config/sh/sh.c (shiftcosts): Return MAX_COST when the first
5158 operand is CONST_INT. Take COSTS_N_INSNS into account.
5159 (sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value
5162 2012-03-02 Richard Henderson <rth@redhat.com>
5164 * optabs.c (expand_atomic_test_and_set): Honor
5165 atomic_test_and_set_trueval even when atomic_test_and_set
5166 optab is not in use.
5168 2012-03-02 Kaz Kojima <kkojima@gcc.gnu.org>
5172 * config/sh/sh.c (sh_register_move_cost): Increase cost between
5173 GENERAL_REGS and FP_REGS for SImode.
5175 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5178 * config/sh/sh.md (negdi2): Add TARGET_SH1 condition.
5179 (absdi2): New expander.
5180 (*absdi2, *negabsdi2, negdi_cond): New insns and splits.
5182 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5184 * config/sh/sync.md (atomic_exchange<mode>): New expander.
5185 (atomic_exchange<mode>_soft): New insn.
5187 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5189 * config/sh/sync.md: Update copyright notice dates.
5190 (atomic_compare_and_swap<mode>): Use SImode for return value instead
5192 (atomic_compare_and_swap<mode>_soft): Likewise.
5194 2012-03-02 Oleg Endo <olegendo@gcc.gnu.org>
5197 * config/sh/sh.h (LOOP_ALIGN): Move logic to sh_loop_align.
5198 * config/sh/sh.c: Update copyright notice dates.
5199 (sh_loop_align): Add logic from LOOP_ALIGN. Don't disable loop
5200 alignment for TARGET_HARD_SH4.
5201 (sh_option_override): Reduce default function alignment. Set
5202 loop alignment to 4 bytes when not optimizing for size.
5204 2012-03-02 Maxim Kuvyrkov <maxim@codesourcery.com>
5207 * doc/invoke.texi (floop-flatten): Remove.
5208 * toplev.c (process_options): Remove references to flag_loop_flatten.
5209 * tree-ssa-loop.c (gate_graphite_transform): Same.
5210 * common.opt (floop-flatten): Obsolete.
5211 * graphite-poly.c (apply_poly_transforms): Remove reference to
5213 * Makefile.in (graphite-flattening.o): Remove.
5214 * graphite-flattening.c: Remove.
5216 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5218 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
5219 having mode compatible with the mode of previous compare. Substitute
5220 compare mode of previous compare with the mode, compatible
5221 with eliminated and previous compare.
5223 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5225 * config/rs6000/dfp.md (floatdidd2): New define_insn.
5227 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5229 * config/i386/i386.c (ix86_cc_modes_compatible): Declare CCZmode
5230 compatible with CCGOCmode and CCGCmode.
5232 2012-03-02 Peter Bergner <bergner@vnet.ibm.com>
5234 * config/rs6000/vsx.md (vsx_set_<mode>): Reorder operands.
5236 2012-03-02 Ulrich Weigand <ulrich.weigand@linaro.org>
5238 * config/arm/arm.c (arm_sat_operator_match): New function.
5239 * config/arm/arm-protos.h (arm_sat_operator_match): Add prototype.
5240 * config/arm/arm.md ("insn" attribute): Add "sat" value.
5241 ("SAT", "SATrev"): New code iterators.
5242 ("SATlo", "SAThi"): New code iterator attributes.
5243 ("*satsi_<SAT:code>"): New pattern.
5244 ("*satsi_<SAT:code>_shift"): Likewise.
5245 * config/arm/arm-fixed.md ("arm_ssatsihi_shift"): Add "insn"
5246 and "shift" attributes.
5247 ("arm_usatsihi"): Add "insn" attribute.
5248 * config/arm/predicates.md (sat_shift_operator): Allow multiplication
5249 by powers of two. Do not allow shift by 32.
5251 2012-03-02 Uros Bizjak <ubizjak@gmail.com>
5254 * config/i386/i386.c (construct_container): Use gen_reg_or_parallel
5255 to pass the argument in the register of "natural" mode.
5257 2012-03-02 Richard Guenther <rguenther@suse.de>
5259 PR tree-optimization/52406
5260 * tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
5261 (struct indices): Add unconstrained_base member.
5262 (struct dr_alias): Remove unused vops member.
5263 (DR_UNCONSTRAINED_BASE): New define.
5264 * tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
5265 add indices to allow their disambiguation. Make DR_BASE_OBJECT
5266 be an artificial access that covers the whole indexed object,
5267 or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
5268 plain decl base-objects to their MEM_REF variant.
5269 (dr_may_alias_p): When the base-object of either data reference
5270 has unknown size use only points-to information.
5271 (compute_affine_dependence): Make dumps easier to read and
5273 * tree-vect-data-ref.c (vector_alignment_reachable_p): Use
5274 DR_REF when looking for packed references.
5275 (vect_supportable_dr_alignment): Likewise.
5277 2012-03-02 Greta Yorsh <Greta.Yorsh@arm.com>
5279 * config/arm/arm-ldmstm.ml (write_ldm_commutative_peephole):
5280 Improve conditions for peepholes of loads followed by commutative
5282 * config/arm/ldmstm.md: Regenerated.
5284 2012-03-02 Richard Guenther <rguenther@suse.de>
5286 * BASE-VER: Set to 4.8.0.
5288 2012-03-01 Richard Earnshaw <rearnsha@arm.com>
5290 * config.gcc (obsolete): Add all ARM targets using the FPA.
5291 (with_fpu): Obsolete selection of the FPA or Maverick on ARM.
5292 * doc/install.texi: Avoid references to obsolete ARM ports.
5294 2012-03-01 Joern Rennecke <joern.rennecke@embecosm.com>
5296 * config/epiphany/epiphany.md (movmisalign<mode>): New patterns.
5298 2012-03-01 Jeremy Bennett <jeremy.bennett@embecosm.com>
5299 Joern Rennecke <joern.rennecke@embecosm.com>
5301 * doc/extend.texi: Expand and update information on interrupt
5302 attribute for Epiphany.
5304 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5306 * config/sh/sh-protos.h: Update copyright notice dates.
5307 * config/sh/sh.h: Likewise.
5308 * config/sh/sh.md: Likewise.
5309 * config/sh/constraints.md: Likewise.
5310 * config/sh/predicates.md: Likewise.
5312 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5314 * config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
5315 * config/sh/sh.c (tertiary_reload_operand): Likewise.
5317 2012-03-01 Oleg Endo <olegendo@gcc.gnu.org>
5319 * config/sh/constraints.md: Fix comment typo.
5321 2012-03-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5324 * config/pa/pa.md (zvdep_imm32): Change type of variable x from int to
5325 unsigned HOST_WIDE_INT.
5326 (zvdep_imm64): Likewise.
5327 (vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
5328 (vdepi_and): Likewise.
5329 Likewise for unamed 64-bit patterns.
5330 * config/pa/predicates.md (lhs_lshift_cint_operand): Update comment.
5332 2012-03-01 Alexandre Oliva <aoliva@redhat.com>
5335 PR rtl-optimization/52417
5336 * cselib.c (cselib_any_perm_equivs): New variable.
5337 (cselib_reset_table): Check that it's not set when not
5338 preserving constants.
5339 (cselib_add_permanent_equiv): Set it.
5340 (cselib_have_permanent_equivalences): New.
5341 (cselib_init, cselib_finish): Reset it.
5342 * cselib.h (cselib_have_permanent_equivalences): Declare.
5343 * alias.c (get_addr): Restore earlier behavior when there
5344 aren't permanent equivalences.
5346 2012-03-01 Steven Bosscher <steven@gcc.gnu.org>
5348 * config/mn10300/mn10300-modes.def: Fix copyright notice.
5349 * config/v850/v850-modes.def: Fix copyright notice.
5351 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5353 * doc/extend.texi (AVR Built-in Functions): Document
5354 __builtin_avr_flash_segment.
5356 * config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
5357 * config/avr/avr.md (flash_segment, flash_segment1): New expanders.
5358 (*split.flash_segment): New insn-and-split.
5359 * config/avr/avr.c (avr_init_builtins): Add local variables:
5360 const_memx_void_node, const_memx_ptr_type_node,
5361 char_ftype_const_memx_ptr.
5363 2012-03-01 Jakub Jelinek <jakub@redhat.com>
5365 PR tree-optimization/52445
5366 * tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
5367 add ssa_name_ver, offset and size fields and change store field
5369 (name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
5370 (add_or_mark_expr): Likewise. Only consider previous stores
5371 with the same size and offset.
5372 (nt_init_block): Only look at gimple_assign_single_p stmts,
5373 doesn't look at rhs2.
5375 2012-03-01 Richard Guenther <rguenther@suse.de>
5378 * tree-cfg.c (verify_gimple_assign_unary): Allow any
5379 conversions from integral types to pointer types.
5381 2012-03-01 Georg-Johann Lay <avr@gjlay.de>
5383 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
5384 defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
5385 unintentionally removed in r184616.
5387 2012-03-01 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5389 * doc/invoke.texi: Document AMD bdver2 and remove mentioning
5392 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5393 Uros Bizjak <ubizjak@gmail.com>
5396 * config/i386/sse.md (vec_set<mode>_0): Swap "*r" and "fF"
5397 alternatives, add "e" constraint to the new last alternative
5398 and ! to last 3 alternatives.
5400 2012-02-29 Eric Botcazou <ebotcazou@adacore.com>
5402 * dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
5403 DW_AT_artificial attributes at the end of the processing.
5404 (gen_array_type_die): Likewise.
5405 (gen_enumeration_type_die): Likewise.
5406 (gen_struct_or_union_type_die): Likewise.
5407 (add_gnat_descriptive_type_attribute): Do not suppress debug info for
5410 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5413 * expr.c (expand_assignment): If doing misaligned store that doesn't
5414 cover all mode bits, perform a RMW cycle.
5416 PR tree-optimization/52429
5417 * tree-parloops.c (separate_decls_in_region_debug): Return early
5418 if var is LABEL_DECL.
5420 2012-02-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5422 PR tree-optimization/52424
5423 * tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
5424 calling dom_thread_across_edge.
5426 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5428 * config/avr/avr.c: Move definition of TARGET macros to end of file.
5430 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5432 * config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
5433 * config/avr/avr.c (avr_output_bld): Remove unused function.
5434 (avr_out_sbxx_branch): Use "%T" to print bit position.
5436 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5438 * config/avr/avr.md: Untabify.
5440 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5442 * config/avr/avr.md (eqne): New code iterator.
5443 (*dec-and-branchsi): Use it in text peephole's condition.
5444 (*dec-and-branchhi): Ditto.
5445 (*dec-and-branchqi): Ditto.
5447 2012-02-29 Georg-Johann Lay <avr@gjlay.de>
5450 * config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
5451 the device does not have the skip-bug.
5453 2012-02-29 Oleg Endo <olegendo@gcc.gnu.org>
5455 * doc/invoke.texi (-msoft-atomic): Add more detailed description.
5456 (-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
5457 -mpretend-cmove): New.
5459 2012-02-29 Jakub Jelinek <jakub@redhat.com>
5462 * df.h (struct df_d): Adjust comment that hard_regs_live_count
5463 doesn't count DEBUG_INSN refs.
5464 * df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
5465 for DEBUG_INSN refs.
5467 2012-02-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5471 2012-02-20 Richard Guenther <rguenther@suse.de>
5472 PR tree-optimization/52298
5473 * tree-vect-stmts.c (vectorizable_load): Properly use
5474 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing outer loops.
5476 2012-02-28 Aldy Hernandez <aldyh@redhat.com>
5479 * gimple.h (gimple_in_transaction): New.
5480 (gimple_set_in_transaction): New.
5481 (struct gimple_statement_base): Add in_transaction field.
5482 * tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
5484 (tree_ssa_lim_initialize): Compute transaction bits.
5485 * tree.h (compute_transaction_bits): Protoize.
5486 * trans-mem.c (tm_region_init): Use the heap to store BB
5488 (compute_transaction_bits): New.
5490 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5492 * gcc.c (display_help): Document --help=common and sort entries
5495 2012-02-28 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5497 * doc/install.texi: Document check-$LANG specific shortcuts
5499 2012-02-28 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5502 * config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
5504 * config/arm/arm_neon.h: Regenerate.
5505 * config/arm/neon.md (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
5506 (neon_vcgeu): New insn.
5507 (neon_vcgtu): Likewise.
5508 * config/arm/neon.ml (s_8_32, u_8_32): New lists.
5509 (ops): Unsigned comparison intrinsics call a different builtin.
5511 2012-02-28 Richard Guenther <rguenther@suse.de>
5514 * config/i386/i386.c (ix86_expand_vector_set): Fix element
5515 ordering for the VEC_CONCAT for two element vectors for
5516 V2SFmode, V2SImode and V2DImode.
5518 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5521 * config.gcc (arm*-*-linux*): Use an unambiguous pattern for
5522 detecting big-endian triplets.
5524 2012-02-28 Richard Earnshaw <rearnsha@arm.com>
5526 * arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
5527 mode if there is no type information available.
5529 2012-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
5531 PR tree-optimization/53207
5532 * doc/invoke.texi: Document as experimental and relying on graphite.
5534 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5536 * config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
5537 of initializer to changes from r184614.
5539 2012-02-28 Richard Guenther <rguenther@suse.de>
5541 PR tree-optimization/52395
5542 * tree-sra.c (build_ref_for_offset): Also look at the base
5543 TYPE_ALIGN when figuring out the alignment of the replacement.
5545 2012-02-28 Richard Guenther <rguenther@suse.de>
5547 PR tree-optimization/52402
5548 * ipa-prop.c (ipa_modify_call_arguments): Properly use
5549 mis-aligned types when creating the accesses at the call site.
5551 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5553 * config/avr/builtins.def: New file.
5554 * config/avr/t-avr (avr.o, avr-c.o): Depend on it.
5555 * config/avr/avr.c (enum avr_builtin_id): Use it.
5556 (avr_init_builtins): Use it. And use avr_bdesc.
5557 (bdesc_1arg): Remove.
5558 (bdesc_2arg): Remove.
5559 (bdesc_3arg): Remove.
5560 (struct avr_builtin_description): Add field n_args.
5561 (avr_bdesc): New static variable using builtins.def.
5562 (avr_expand_builtin): Use it.
5563 Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
5564 (avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
5565 Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
5567 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5570 * config/avr/avr.md (movmem_<mode>): Replace match_operand that
5571 match only one single hard register with respective hard reg rtx.
5572 (movmemx_<mode>): Ditto.
5573 * config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
5574 insn anatomy of movmem[x]_<mode>.
5575 (avr_out_movmem): Same for printing assembler and operand usage.
5577 2012-02-28 Georg-Johann Lay <avr@gjlay.de>
5581 * doc/extend.texi (AVR Named Address Spaces): No more try to fix
5582 address spaces located outside of device flash.
5584 * config/avr/avr.h (base_arch_s): Remove field n_segments.
5585 (mcu_type_s): Add field n_flash.
5586 * config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
5587 Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
5588 (AVR_MCU): Add N_FLASH argument.
5589 * config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
5590 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
5591 macro __FLASH<n> if that address space makes sense for the device.
5592 * config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
5593 outside of target flash.
5594 (avr_asm_named_section): Ditto.
5595 (avr_asm_select_section): Ditto.
5596 (avr_addr_space_convert): Ditto.
5597 (avr_emit_movmemhi): Ditto.
5598 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
5599 address space is outside of device flash.
5600 (avr_insert_attributes): Ditto.
5601 (avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
5602 avr_current_arch->n_segments.
5604 2012-02-27 H.J. Lu <hongjiu.lu@intel.com>
5607 * config/i386/i386.md (*movabs<mode>_1): Enable only for TARGET_LP64.
5608 (*movabs<mode>_2): Likewise.
5610 2012-02-27 Jakub Jelinek <jakub@redhat.com>
5613 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Use
5614 s_register_operand in the test instead of REG_P. Don't call
5615 gen_reg_rtx if it won't be used.
5617 PR tree-optimization/52376
5618 * ipa-split.c (split_function): Ignore CLOBBER stmts.
5620 2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
5622 * ifcvt.c (noce_get_condition): Check condition variable is not
5623 small_register_classes_for_mode_p before accepting.
5625 2012-02-27 Uros Bizjak <ubizjak@gmail.com>
5627 * config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
5629 2012-02-27 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5632 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
5633 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
5635 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
5637 2012-02-27 Oleg Endo <olegendo@gcc.gnu.org>
5639 * config/sh/sh.h: Delete dead GO_IF_LEGITIMATE_INDEX macro.
5641 2012-02-26 Oleg Endo <olegendo@gcc.gnu.org>
5643 * config/sh/predicates.md: Remove blank lines.
5644 * config/sh/sh.c: Fix typos in comments.
5645 * config/sh/constraints.md: Likewise.
5646 * config/sh/sh.md: Remove blank lines.
5647 Fix typos in comments. Use ;; as comment characters.
5649 2012-02-26 Walter Lee <walt@tilera.com>
5651 * config/tilegx/tilegx.c (match_pcrel_step2): Fix instruction pattern.
5652 (replace_mov_pcrel_step2): Ditto.
5654 2012-02-25 Alexandre Oliva <aoliva@redhat.com>
5657 * alias.c (refs_newer_value_cb, refs_newer_value_p): New.
5658 (get_addr): Walk canonical value's locs. Avoid returning VALUEs
5659 and locs that reference values newer than the non-canonical value
5660 at hand. Return the canonical value as a worst case.
5661 (memrefs_conflict_p): Walk canonical value's locs.
5664 * cselib.c (preserve_only_constants): Rename to...
5665 (preserve_constants_and_equivs): ... this. Split out...
5666 (invariant_or_equiv_p): ... this. Preserve plus expressions
5667 of other preserved expressions too.
5668 (cselib_reset_table): Adjust.
5669 * var-tracking.c (reverse_op): Use canonical value to build
5672 2012-02-23 Kai Tietz <ktietz@redhat.com>
5674 * config/i386/i386.c (ix86_delegitimize_address): Handle
5675 UNSPEC_PCREL plus displacement.
5677 2012-02-24 Georg-Johann Lay <avr@gjlay.de>
5680 * config/avr/avr.c (avr_out_movhi_mr_r_xmega): Use base
5681 to test for unusedness in st X addressing.
5683 2012-02-24 Richard Guenther <rguenther@suse.de>
5686 * gimple.c (walk_gimple_op): Use predicates with less redundant tests.
5687 (is_gimple_reg_type): Move inline ...
5688 * gimple.h (is_gimple_reg_type): ... here.
5690 2012-02-24 Richard Guenther <rguenther@suse.de>
5693 * passes.c (execute_function_todo): When verifying SSA form
5694 verify gimple form first.
5695 * tree-ssa.c (verify_ssa): Do not verify gimple form here.
5697 2012-02-24 Richard Guenther <rguenther@suse.de>
5700 * fold-const.c (fold_addr_of_array_ref_difference): New function.
5701 (fold_binary_loc): Use it to extend the existing &a[i] - &a[j] folding.
5703 2012-02-13 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5705 * tree-if-conv (predicate_scalar_phi): Commentary typo fix.
5707 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5709 * tree-phinodes.c (make_phi_node): Mark static.
5710 * tree-flow.h (make_phi_node): Remove extern decl.
5711 * doc/gimple.texi (make_phi_node): Remove documentation.
5713 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5715 * tree-into-ssa (update_ssa): Avoid trailing whitespace in dump_file.
5716 * tree-ssa-sccvn.c (print_scc): Ditto.
5718 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5720 * doc/passes.texi (Full redundancy elimination): Fix typo.
5722 2012-02-23 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
5724 * doc/invoke.texi (-fdse, -fdce): Remove duplicate entries.
5726 2012-02-23 Eric Botcazou <ebotcazou@adacore.com>
5729 * haifa-sched.c (rank_for_schedule): Stabilize sort for debug insns.
5731 2012-02-23 Uros Bizjak <ubizjak@gmail.com>
5734 * c-decl.c (start_function): Exit early if decl1 is not FUNTION_DECL.
5736 2012-02-23 Georg-Johann Lay <avr@gjlay.de>
5738 * config/avr/avr.md (code_stdname): Add ior, xor.
5739 (xior): New code iterator.
5740 (*<code_stdname><mode>qi.byte0): Use xior instead of ior.
5741 (*<code_stdname><mode>qi.byte1-3): Ditto.
5743 2012-02-23 Jakub Jelinek <jakub@redhat.com>
5745 PR tree-optimization/52019
5746 * ipa-split.c (find_return_bb, find_retval, visit_bb): Ignore
5749 2012-02-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5751 * acinclude.m4: Use HAVE_INITFINI_ARRAY_SUPPORT instead of
5752 HAVE_INITFINI_ARRAY to work around namespace pollution in
5753 certain versions of newlib system headers.
5754 * config.in: Regenerate.
5755 * configure: Regenerate.
5756 * config/initfini-array.h: Use HAVE_INITFINI_ARRAY_SUPPORT
5757 instead of HAVE_INITFINI_ARRAY.
5759 2012-02-22 Uros Bizjak <ubizjak@gmail.com>
5762 * config/i386/i386.c (ix86_print_operand) <case 'H'>: Error out if x
5763 is not offsettable memory reference.
5765 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5768 * config/avr/avr.c (avr_asm_output_aligned_decl_common): Skip
5769 setting avr_need_clear_bss_p for __gnu_lto* symbols.
5771 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5773 * config/avr/avr.h (avr_accumulate_outgoing_args): Return int.
5774 * config/avr/avr.c (avr_accumulate_outgoing_args): Return int.
5776 2012-02-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5778 * configure.ac (LIB_TLS_SPEC): Enforce use of alternate thread
5779 library on Solaris 8 even without TLS support.
5780 * configure: Regenerate.
5782 2012-02-22 Richard Guenther <rguenther@suse.de>
5785 * gimple-fold.c (fold_stmt_1): Also canonicalize ADDR_EXPRs
5786 for GIMPLE_DEBUG stmts.
5788 2012-02-22 Martin Jambor <mjambor@suse.cz>
5791 * emit-rtl.c (set_mem_attributes_minus_bitpos): Set address space
5792 according to the base object.
5794 2012-02-22 Georg-Johann Lay <avr@gjlay.de>
5796 PR rtl-optimization/50063
5797 * config/avr/avr.md (movhi_sp_r): Handle -1 (unknown IRQ state)
5798 and 2 (8-bit SP) in operand 2.
5799 * config/avr/avr.c (avr_prologue_setup_frame): Adjust prologue
5800 setup to use movhi_sp_r instead of vanilla move to write SP.
5801 Adjust REG_CFA notes to superseed unspec.
5802 (expand_epilogue): Adjust epilogue setup to use movhi_sp_r instead
5804 As function body might contain CLI or SEI: Use irq_state 0 (IRQ
5805 known to be off) only with TARGET_NO_INTERRUPTS. Never use
5806 irq_state 1 (IRQ known to be on) here.
5808 2012-02-21 Bernd Schmidt <bernds@codesourcery.com>
5810 * ira.c (check_allocation): Use REG_WORDS_BIG_ENDIAN, not
5812 * ira-color.c (setup_profitable_hard_regs, check_hard_reg_p,
5813 assign_hard_reg): Likewise.
5815 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5817 * config/avr/avr.md (neghi2): Remove "!d,0" alternative. Tweak "r,0".
5819 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5822 (*dec-and-branchhi!=-1.d.clobber): New text peephole.
5823 (*dec-and-branchhi!=-1.l.clobber): New text peephole.
5825 2012-02-21 Georg-Johann Lay <avr@gjlay.de>
5827 * config/avr/avr-protos.h (avr_accumulate_outgoing_args): Move
5828 prototype from here to...
5829 * config/avr/avr.h: ...here.
5831 2012-02-21 Richard Earnshaw <rearnsha@arm.com>
5834 * thumb2.md (thumb2_shiftsi3_short): Split register and
5835 immediate shifts. For register shifts tie operands 0 and 1.
5836 (peephole2 for above): Check that register-controlled shifts
5837 have suitably tied operands.
5839 2012-02-21 Quentin Neill <quentin.neill@amd.com>
5842 * config/i386/bdver1.md (bdver1_call, bdver1_push,
5843 bdver1_pop, bdver1_leave, bdver1_lea, bdver1_imul_DI, bdver1_imul,
5844 bdver1_imul_mem_DI, bdver1_imul_mem, bdver1_idiv, bdver1_idiv_mem,
5845 bdver1_str, bdver1_idirect, bdver1_ivector, bdver1_idirect_loadmov,
5846 bdver1_idirect_load, bdver1_ivector_load, bdver1_idirect_movstore,
5847 bdver1_idirect_both, bdver1_ivector_both, bdver1_idirect_store,
5848 bdver1_ivector_store, bdver1_fldxf, bdver1_fld, bdver1_fstxf,
5849 bdver1_fst, bdver1_fist, bdver1_fmov_bdver1, bdver1_fadd_load,
5850 bdver1_fadd, bdver1_fmul_load, bdver1_fmul, bdver1_fsgn,
5851 bdver1_fdiv_load, bdver1_fdiv, bdver1_fpspc_load, bdver1_fpspc,
5852 bdver1_fcmov_load, bdver1_fcmov, bdver1_fcomi_load,
5853 bdver1_fcomi, bdver1_fcom_load, bdver1_fcom,
5854 bdver1_fxch, bdver1_ssevector_avx128_unaligned_load,
5855 bdver1_ssevector_avx256_unaligned_load,
5856 bdver1_ssevector_sse128_unaligned_load,
5857 bdver1_ssevector_avx128_load, bdver1_ssevector_avx256_load,
5858 bdver1_ssevector_sse128_load, bdver1_ssescalar_movq_load,
5859 bdver1_ssescalar_vmovss_load, bdver1_ssescalar_sse128_load,
5860 bdver1_mmxsse_load, bdver1_sse_store_avx256, bdver1_sse_store,
5861 bdver1_mmxsse_store_short, bdver1_ssevector_avx256,
5862 bdver1_movss_movsd, bdver1_mmxssemov, bdver1_sselog_load_256,
5863 bdver1_sselog_256, bdver1_sselog_load, bdver1_sselog,
5864 bdver1_ssecmp_load, bdver1_ssecmp, bdver1_ssecomi_load,
5865 bdver1_ssecomi, bdver1_vcvtX2Y_avx256_load, bdver1_vcvtX2Y_avx256,
5866 bdver1_ssecvt_cvtss2sd_load, bdver1_ssecvt_cvtss2sd,
5867 bdver1_sseicvt_cvtsi2sd_load, bdver1_sseicvt_cvtsi2sd,
5868 bdver1_ssecvt_cvtpd2ps_load, bdver1_ssecvt_cvtpd2ps,
5869 bdver1_ssecvt_cvtdq2ps_load, bdver1_ssecvt_cvtdq2ps,
5870 bdver1_ssecvt_cvtdq2pd_load, bdver1_ssecvt_cvtdq2pd,
5871 bdver1_ssecvt_cvtps2pd_load, bdver1_ssecvt_cvtps2pd,
5872 bdver1_ssecvt_cvtsX2si_load, bdver1_ssecvt_cvtsX2si,
5873 bdver1_ssecvt_cvtpd2pi_load, bdver1_ssecvt_cvtpd2pi,
5874 bdver1_ssecvt_cvtpd2dq_load, bdver1_ssecvt_cvtpd2dq,
5875 bdver1_ssecvt_cvtps2pi_load, bdver1_ssecvt_cvtps2pi,
5876 bdver1_ssemuladd_load_256, bdver1_ssemuladd_256,
5877 bdver1_ssemuladd_load, bdver1_ssemuladd, bdver1_sseimul_load,
5878 bdver1_sseimul, bdver1_sseiadd_load, bdver1_sseiadd,
5879 bdver1_ssediv_double_load_256, bdver1_ssediv_double_256,
5880 bdver1_ssediv_single_load_256, bdver1_ssediv_single_256,
5881 bdver1_ssediv_double_load, bdver1_ssediv_double,
5882 bdver1_ssediv_single_load, bdver1_ssediv_single, bdver1_sseins):
5883 Add "bdver2" attribute.
5885 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5887 * config/s390/s390.c (s390_option_override): Make -mhard-dfp the
5888 default if possible and not specified otherwise.
5890 2012-02-21 Richard Guenther <rguenther@suse.de>
5893 * gimplify.c (create_tmp_from_val): Use the main variant type
5894 for the type of the temporary we create.
5896 2012-02-21 Richard Guenther <rguenther@suse.de>
5898 PR tree-optimization/52324
5899 * gimplify.c (gimplify_expr): When re-gimplifying expressions
5900 do not gimplify a MEM_REF address operand if it is already
5903 2012-02-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5905 * config/s390/s390.md ("fixuns_trunc<mode>si2"): Replace
5906 TARGET_HARD_FLOAT with TARGET_HARD_DFP.
5908 2012-02-21 Richard Guenther <rguenther@suse.de>
5910 * tree-vect-stmts.c (vectorizable_load): Use pre-computed
5911 nested_in_vect_loop.
5913 2012-02-21 Jakub Jelinek <jakub@redhat.com>
5915 PR tree-optimization/52318
5916 * gimple-fold.c (gimplify_and_update_call_from_tree): Add
5917 vdef also to non-pure/const call stmts in the sequence.
5919 2012-02-21 Tristan Gingold <gingold@adacore.com>
5921 * config/vms/vms-ld.c (main): Fix IDENTIFICATION padding.
5923 2012-02-20 David S. Miller <davem@davemloft.net>
5925 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Explain why we
5926 don't use the "rd %pc" instruction on v9 for PIC register loads.
5928 2012-02-20 Aldy Hernandez <aldyh@redhat.com>
5931 * trans-mem.c (ipa_tm_scan_irr_block): Error out on GIMPLE_ASM's
5932 in a transaction safe function.
5934 2012-02-20 Kai Tietz <ktietz@redhat.com>
5937 * stor-layout.c (place_field): Handle desired_align for
5940 2012-02-20 Richard Guenther <rguenther@suse.de>
5942 PR tree-optimization/52298
5943 * tree-vect-stmts.c (vectorizable_store): Properly use
5944 STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
5946 (vectorizable_load): Likewise.
5947 * tree-vect-data-refs.c (vect_analyze_data_ref_access):
5948 Access DR_STEP after ensuring it is not NULL.
5950 2012-02-20 Jakub Jelinek <jakub@redhat.com>
5952 PR tree-optimization/52286
5953 * fold-const.c (fold_binary_loc): For (X & C1) | C2
5954 optimization use double_int_to_tree instead of build_int_cst_wide,
5955 rewrite to use double_int vars.
5957 2012-02-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
5960 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Require gcc_SUN_LD_VERSION.
5962 Remove -e 0 from $gcc_cv_ld invocation.
5963 Only use __GLIBC_PREREQ if defined.
5964 Enable on Solaris since Solaris 8 patch.
5965 (gcc_SUN_LD_VERSION): New macro.
5966 * configure.ac (ld_ver) <*-*-solaris2*>: Refer to
5967 gcc_SUN_LD_VERSION for version number format.
5968 * configure: Regenerate.
5969 * varasm.c (get_elf_initfini_array_priority_section): Set
5970 SECTION_NOTYPE for non-default priority.
5971 Use get_section instead of get_unnamed_section to emit
5972 .init_array/.fini_array with default priority.
5974 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5976 * config/mips/mips.c (mips_need_mips16_rdhwr_p): New variable.
5977 (mips_get_tp): Set it. Record that __mips16_rdhwr binds locally.
5978 (mips_start_unique_function, mips_output_mips16_rdhwr)
5979 (mips_code_end): New functions.
5980 (TARGET_ASM_CODE_END): Define.
5982 2012-02-19 Richard Sandiford <rdsandiford@googlemail.com>
5984 * config/mips/mips.c (mips16_build_call_stub): Add CFI information
5985 to stubs with non-sibling calls.
5987 2012-02-18 Sandra Loosemore <sandra@codesourcery.com>
5989 * doc/invoke.texi (-fira-* options): Copy-edit.
5990 (ira-* parameters): Copy-edit.
5992 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5994 * doc/invoke.texi: Minor copy-edits to bring into conformance with
5995 GCC coding conventions.
5997 2012-02-17 Sandra Loosemore <sandra@codesourcery.com>
5999 * doc/invoke.texi: Consistently hyphenate "big-endian"/"little-endian"
6000 when used as adjectives.
6002 2012-02-16 Sandra Loosemore <sandra@codesourcery.com>
6004 * doc/invoke.texi: Clean up "that"/"which" confusion.
6006 2012-02-17 Steven Bosscher <steven@gcc.gnu.org>
6008 * system.h: Poison SMALL_REGISTER_CLASSES
6009 * config/rl78/rl78.h: Replace SMALL_REGISTER_CLASSES with hook.
6010 * config/rx/rx.h: Remove SMALL_REGISTER_CLASSES.
6012 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6014 PR tree-optimization/52285
6015 * tree-tailcall.c (find_tail_calls): Ignore gimple_clobber_p stmts
6016 when deciding if a call is a tail call or tail recursion.
6018 2012-02-16 Kai Tietz <ktietz@redhat.com>
6020 * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6021 interger-constant displacement for UNSPEC_PCREL.
6023 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6025 PR rtl-optimization/52208
6026 * ira-costs.c (scan_one_insn): Don't decrease mem_cost
6027 for MEMs with REG_EQUIV, if the MEM isn't general_operand.
6029 PR tree-optimization/52255
6030 * tree-vect-loop-manip.c (slpeel_tree_peel_loop_to_edge): If
6031 loop->header has virtual PHI, but exit_e->dest doesn't, add
6032 virtual PHI to exit_e->dest and adjust all uses after the loop.
6035 * dwarf2out.c (copy_decls_walk): Fill in *slot before traversing
6036 children with clone_tree_hash, not after it.
6038 2012-02-16 Iain Sandoe <iains@gcc.gnu.org>
6040 * config/darwin.h (ASM_OUTPUT_LABELREF): Add user label prefix for
6041 extended identifiers.
6043 2012-02-16 Jakub Jelinek <jakub@redhat.com>
6046 * cgraphunit.c (verify_edge_corresponds_to_fndecl): If node is
6047 a same_body_alias, also test whether e->callee isn't a former
6048 or current clone of the decl this is a same body alias of.
6050 PR translation/52264
6051 * cgraphunit.c (verify_cgraph_node): Fix a typo.
6053 2012-02-15 Sandra Loosemore <sandra@codesourcery.com>
6055 * doc/invoke.texi: Clean up "n-bit/byte/word" modifiers.
6057 2012-02-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6060 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use
6061 force_reg instead of copy_to_reg for better optimization. Force
6062 non-register or memory operands into a register.
6064 2012-02-15 Andrew MacLeod <amacleod@redhat.com>
6066 * extend.texi: Reserve upper bits of memory model for future use.
6068 2012-01-15 Georg-Johann Lay <avr@gjlay.de>
6069 Anatoly Sokolov <aesok@post.ru>
6070 Eric Weddington <eric.weddington@atmel.com>
6073 * config/avr/avr-devices.c (avr_arch_types): Add avrxmega2,
6074 avrxmega4, avrxmega5, avrxmega6, avrxmega7.
6075 Rewrite initializers for .macro.
6076 * config/avr/avr-mcus.def (AVR_MCU): Add known MCUs:
6077 avrxmega2: atxmega16a4, atxmega16d4, atxmega16x1, atxmega32a4
6078 atxmega32d4, atxmega32x1.
6079 avrxmega4: atxmega64a3, atxmega64d3.
6080 avrxmega5: atxmega64a1, atxmega64a1u.
6081 avrxmega6: atxmega128a3, atxmega128d3, atxmega192a3, atxmega192d3,
6082 atxmega256a3, atxmega256a3b, atxmega256a3bu, atxmega256d3.
6083 avrxmega7: atxmega128a1, atxmega128a1u.
6084 * config/avr/avr.h (enum avr_arch): Add: ARCH_AVRXMEGA2,
6085 ARCH_AVRXMEGA4, ARCH_AVRXMEGA5, ARCH_AVRXMEGA6, ARCH_AVRXMEGA7.
6086 (struct base_arch_s): Rename reserved to xmega_p.
6087 Rename reserved2 to have_rampd.
6088 (AVR_XMEGA): New define.
6089 (AVR_HAVE_RAMPD, AVR_HAVE_RAMPX, AVR_HAVE_RAMPY): New defines.
6090 (AVR_HAVE_RAMPZ): Change definition to fit xmega.
6091 * config/avr/predicates.md (io_address_operand): Take into
6093 (low_io_address_operand): Ditto.
6094 (high_io_address_operand): Ditto.
6095 * config/avr/avr.md (isa): Add alternatives no_xmega, xmega.
6096 (enabled, movhi_sp_r): Use them.
6097 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use
6098 cpp_define_formatted to built-in define __AVR_ARCH__.
6099 (__AVR_XMEGA__): New built-in define.
6100 (__AVR_HAVE_RAMPD__): New built-in define.
6101 (__AVR_HAVE_RAMPX__): New built-in define.
6102 (__AVR_HAVE_RAMPY__): New built-in define.
6103 (__AVR_HAVE_RAMPZ__): Change condition when to built-in define it.
6105 * config/avr/avr.c (avr_addr_t): Add ccp, rampd, rampx, rampy.
6106 (avr_option_override): Initialize them.
6107 (sreg_rtx, rampd_rtx, rampx_rtx, rampy_rtx): New GTY rtx.
6108 (avr_init_expanders): Initialize them. No more block several calls.
6109 (emit_push_sfr): New static function.
6110 (avr_prologue_setup_frame): Use it to push SREG, RAMPD/X/Y/Z as needed.
6112 (expand_epilogue): Handle AVR_XMEGA. Pop RAMPD/X/Y/Z as needed.
6113 (avr_print_operand): Print addreeses as symbols for
6114 RAMPX, RAMPY, RAMPD, CCP.
6115 (output_movhi): Handle AVR_XMEGA when writing to SP.
6116 (avr_out_movhi_mr_r_xmega): New static function.
6117 (out_movhi_mr_r): Forward to avr_out_movhi_mr_r_xmega for AVR_XMEGA.
6118 (avr_file_start): Print symbol defines for __RAMPX__, __RAMPY__,
6119 __RAMPD__, __CCP__ as needed.
6121 * config/avr/multilib.h: Regenerate.
6122 * config/avr/t-multilib: Regenerate.
6123 * config/avr/avr-tables.opt: Regenerate.
6125 2012-02-15 Tobias Grosser <grosser@fim.uni-passau.de>
6127 PR tree-optimization/50561
6128 * graphite-flattening.c (lst_project_loop): Do not
6129 remove old scattering dimensions after flattening.
6130 (lst_do_flatten): Likewise.
6132 2012-02-15 Georg-Johann Lay <avr@gjlay.de>
6134 * doc/extend.texi (AVR Built-in Functions): Remove doc for
6135 __builtin_avr_map8, __builtin_avr_map16.
6136 Document __builtin_avr_insert_bits.
6138 * config/avr/avr.md (map_bitsqi, map_bitshi): Remove.
6139 (insert_bits): New insn.
6140 (adjust_len.map_bits): Rename to insert_bits.
6141 (UNSPEC_MAP_BITS): Rename to UNSPEC_INSERT_BITS.
6142 * avr-protos.h (avr_out_map_bits): Remove.
6143 (avr_out_insert_bits, avr_has_nibble_0xf): New.
6144 * config/avr/constraints.md (Cxf,C0f): New.
6145 * config/avr/avr.c (avr_cpu_cpp_builtins): Remove built-in
6146 defines __BUILTIN_AVR_MAP8, __BUILTIN_AVR_MAP16.
6147 New built-in define __BUILTIN_AVR_INSERT_BITS.
6148 * config/avr/avr.c (TARGET_FOLD_BUILTIN): New define.
6149 (enum avr_builtin_id): Add AVR_BUILTIN_INSERT_BITS.
6150 (avr_move_bits): Rewrite.
6151 (avr_fold_builtin, avr_map_metric, avr_map_decompose): New static
6153 (avr_map_op_t): New typedef.
6154 (avr_map_op): New static variable.
6155 (avr_out_insert_bits, avr_has_nibble_0xf): New functions.
6156 (adjust_insn_length): Handle ADJUST_LEN_INSERT_BITS.
6157 (avr_init_builtins): Add definition for __builtin_avr_insert_bits.
6158 (bdesc_3arg, avr_expand_triop_builtin): New.
6159 (avr_expand_builtin): Use them. And handle AVR_BUILTIN_INSERT_BITS.
6160 (avr_revert_map, avr_swap_map, avr_id_map, avr_sig_map): Remove.
6161 (avr_map_hamming_byte, avr_map_hamming_nonstrict): Remove.
6162 (avr_map_equal_p, avr_map_sig_p): Remove.
6163 (avr_out_swap_bits, avr_out_revert_bits, avr_out_map_bits): Remove.
6164 (bdesc_2arg): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6165 (adjust_insn_length): Remove handling for ADJUST_LEN_MAP_BITS.
6166 (enum avr_builtin_id): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6167 (avr_init_builtins): Remove __builtin_avr_map8, __builtin_avr_map16.
6168 (avr_expand_builtin): Remove AVR_BUILTIN_MAP8, AVR_BUILTIN_MAP16.
6170 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6172 * config/c6x/c6x.md (reserve_cycles): New attribute.
6173 * config/c6x/c6x.c (c6x_sched_reorder_1): Ensure insns we predicate
6174 don't reserve functional units after the branch occurs.
6176 2012-02-14 Aldy Hernandez <aldyh@redhat.com>
6179 * ipa-inline.c (can_inline_edge_p): Do not inline tm_pure
6180 functions into non-tm_pure functions.
6182 2012-02-14 Eric Botcazou <ebotcazou@adacore.com>
6185 * gimple.c (iterative_hash_gimple_type): Use RECORD_OR_UNION_TYPE_P.
6186 (iterative_hash_canonical_type): Likewise.
6187 * tree-ssa-pre.c (fini_pre): Clean up the CFG only after purging all
6190 2012-02-14 Bernd Schmidt <bernds@codesourcery.com>
6192 * haifa-sched.c (prune_ready_list): Ensure that if there is a
6193 sched-group insn, it either remains alone or the entire list is pruned.
6195 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6197 * doc/install.texi (Prerequisites): Fix grammar.
6198 (Configuration): Likewise.
6200 2012-02-14 Jonathan Wakely <jwakely.gcc@gmail.com>
6202 * doc/install.texi (Prerequisites): Suggest building GMP, MPFR and
6203 MPC as part of GCC before describing configuring with --with-gmp etc.
6204 (Installing GCC: Configuration): --with-gmp etc. aren't needed if
6205 sources are present.
6207 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6210 * dwarf2out.c (clone_tree_hash): New function.
6211 (copy_decls_walk): Use it instead of clone_tree.
6213 2012-02-14 Richard Guenther <rguenther@suse.de>
6215 PR tree-optimization/52244
6216 PR tree-optimization/51528
6217 * tree-sra.c (analyze_access_subtree): Only create INTEGER_TYPE
6218 replacements for integral types.
6220 2012-02-14 Walter Lee <walt@tilera.com>
6222 * config.gcc: Handle tilegx and tilepro.
6223 * configure.ac (gcc_cv_as_dwarf2_debug_line): Enable test for
6225 Add HAVE_AS_TLS check for tilegx and tilepro.
6226 * configure: Regenerate.
6227 * doc/contrib.texi: Add Mat Hostetter and self.
6228 * doc/extend.texi (TILE-Gx Built-in Functions): New node.
6229 Document instruction intrinsics and network accessing intrinsics.
6230 (TILEPro Built-in Functions): New node. Document instruction
6231 intrinsics and network accessing intrinsics.
6232 * doc/install.texi (Specific, tilegx-*-linux*): Document it.
6233 (Specific, tilepro-*-linux*): Likewise.
6234 * doc/invoke.texi (TILE-Gx Options): New section.
6235 (TILEPro Options): New section.
6236 * doc/md.texi (TILE-Gx): New section.
6237 (TILEPro): New section.
6238 * common/config/tilegx/tilegx-common.c: New file.
6239 * common/config/tilepro/tilepro-common.c: New file.
6240 * config/tilegx/constraints.md: New file.
6241 * config/tilegx/linux.h: New file.
6242 * config/tilegx/mul-tables.c: New file.
6243 * config/tilegx/predicates.md: New file.
6244 * config/tilegx/sync.md: New file.
6245 * config/tilegx/t-tilegx: New file.
6246 * config/tilegx/tilegx-builtins.h: New file.
6247 * config/tilegx/tilegx-c.c: New file.
6248 * config/tilegx/tilegx-generic.md: New file.
6249 * config/tilegx/tilegx-modes.def: New file.
6250 * config/tilegx/tilegx-multiply.h: New file.
6251 * config/tilegx/tilegx-protos.h: New file.
6252 * config/tilegx/tilegx.c: New file.
6253 * config/tilegx/tilegx.h: New file.
6254 * config/tilegx/tilegx.md: New file.
6255 * config/tilegx/tilegx.opt: New file.
6256 * config/tilepro/constraints.md: New file.
6257 * config/tilepro/gen-mul-tables.cc: New file.
6258 * config/tilepro/linux.h: New file.
6259 * config/tilepro/mul-tables.c: New file.
6260 * config/tilepro/predicates.md: New file.
6261 * config/tilepro/t-tilepro: New file.
6262 * config/tilepro/tilepro-builtins.h: New file.
6263 * config/tilepro/tilepro-c.c: New file.
6264 * config/tilepro/tilepro-generic.md: New file.
6265 * config/tilepro/tilepro-modes.def: New file.
6266 * config/tilepro/tilepro-multiply.h: New file.
6267 * config/tilepro/tilepro-protos.h: New file.
6268 * config/tilepro/tilepro.c: New file.
6269 * config/tilepro/tilepro.h: New file.
6270 * config/tilepro/tilepro.md: New file.
6271 * config/tilepro/tilepro.opt: New file.
6273 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6275 PR tree-optimization/52210
6276 * tree-vect-slp.c (vect_get_and_check_slp_defs): Call
6277 vect_model_simple_cost with two entry vect_def_type array instead
6278 of an address of dt.
6280 2012-02-14 Richard Guenther <rguenther@suse.de>
6283 * tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
6284 Do not stream DECL_QUALIFIER.
6285 * tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
6286 * tree.c (free_lang_data_in_decl): Free DECL_QUALIFIER.
6287 (find_decls_types_r): Do not walk DECL_QUALIFIER.
6289 2012-02-14 Jakub Jelinek <jakub@redhat.com>
6292 * c-decl.c (merge_decls): Copy DECL_USER_ALIGN bit from olddecl to
6295 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6298 * cselib.h (cselib_subst_to_values_from_insn): New prototype.
6299 * cselib.c (cselib_subst_to_values_from_insn): New function.
6300 * sched-deps.c (add_insn_mem_dependence,
6301 sched_analyze_1, sched_analyze_2): Use it.
6303 2012-02-13 Jan Hubicka <jh@suse.cz>
6306 * predict.c (predict_paths_for_bb): Fix thinko in prevoius patch.
6308 2012-02-13 Eric Botcazou <ebotcazou@adacore.com>
6310 * gcc.c (LINK_COMMAND_SPEC): Deal with -fgnu-tm.
6311 (GTM_SELF_SPECS): Define if not already defined.
6312 (driver_self_specs): Add GTM_SELF_SPECS.
6313 * config/darwin.h (LINK_COMMAND_SPEC_A): Deal with -fgnu-tm.
6314 (GTM_SELF_SPECS): Define.
6315 * config/i386/cygwin.h (GTM_SELF_SPECS): Likewise.
6316 * config/i386/mingw32.h (GTM_SELF_SPECS): Likewise.
6318 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6320 * cselib.c (expand_loc): Return sp, fp, hfp or cfa base reg right
6323 * cselib.c (dump_cselib_val): Don't assume l->setting_insn is non-NULL.
6326 * omp-low.c (expand_omp_for): If a static schedule without chunk size
6327 has NULL region->cont, force fd.chunk_size to be integer_zero_node.
6329 2012-02-13 Andrew MacLeod <amacleod@redhat.com>
6332 * doc/extend.texi : Fix another __atomic_compare_exchange typo.
6334 2012-02-13 Richard Guenther <rguenther@suse.de>
6336 PR translation/52211
6337 * passes.c (enable_disable_pass): Fix typo.
6339 2012-02-13 Jakub Jelinek <jakub@redhat.com>
6342 * expr.c (expand_expr_real_2) <case BIT_NOT_EXPR>: Only expand using
6343 XOR for reduce_bit_field if type is unsigned.
6345 2012-02-12 Eric Botcazou <ebotcazou@adacore.com>
6347 * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): In 64-bit mode,
6348 disallow changes from SFmode to mode with different size in FP regs.
6350 2012-02-12 Robert Millan <rmh@gnu.org>
6351 Gerald Pfeifer <gerald@pfeifer.com>
6353 * ginclude/stddef.h [__FreeBSD_kernel__] (__size_t): Do not define.
6356 2012-02-11 Richard Sandiford <rdsandiford@googlemail.com>
6358 PR rtl-optimization/52175
6359 * reorg.c (fill_slots_from_thread): Don't apply add/sub optimization
6360 to frame-related instructions.
6362 2012-02-10 Jason Merrill <jason@redhat.com>
6365 * tlink.c (demangled_hash_entry): Change mangled to a VEC.
6366 (demangle_new_symbols): Fill it.
6367 (scan_linker_output): Walk it.
6368 (start_tweaking): Split out from scan_linker_output.
6369 (maybe_tweak): Update sym->chosen.
6370 * Makefile.in (COLLECT2_OBJS): Add vec.o and gcc-none.o
6372 2012-02-11 Jakub Jelinek <jakub@redhat.com>
6375 * reg-stack.c (subst_stack_regs_in_debug_insn): Don't use get_true_reg.
6377 2012-02-11 Uros Bizjak <ubizjak@gmail.com>
6379 * compare-elim.c (find_comparisons_in_bb): Eliminate only compares
6380 having the same mode as previous compare.
6382 2012-02-10 Eric Botcazou <ebotcazou@adacore.com>
6384 * config/sparc/sparc.c (sparc_flat_expand_prologue): Use emit_use.
6385 * config/sparc/sparc.md (UNSPECV_GOTO): Delete.
6386 (nonlocal_goto_internal): Likewise.
6387 (nonlocal_goto): Emit a use and an indirect jump directly.
6389 2012-02-10 Andrew MacLeod <amacleod@redhat.com>
6392 * doc/extend.texi : Update comments for __atomic_compare_exchange and
6393 __atomic_{is,always}_lock_free.
6395 2012-02-10 Uros Bizjak <ubizjak@gmail.com>
6398 * config/i386/i386.c (ix86_legitimate_address_p): Disallow
6399 negative constant address for TARGET_X32.
6401 2012-02-10 Richard Henderson <rth@redhat.com>
6403 * tree-ssa-dce.c (propagate_necessity): Handle GIMPLE_TRANSACTION.
6404 * tree-ssa-operands.c (parse_ssa_operands): Add virtual operands
6405 for GIMPLE_TRANSACTION. Tidy if's into a switch.
6407 2012-02-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6408 Ira Rosen <irar@il.ibm.com>
6410 PR tree-optimization/50031
6411 * targhooks.c (default_builtin_vectorization_cost): Handle
6413 * target.h (enum vect_cost_for_stmt): Add vec_promote_demote.
6414 * tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Handle
6415 all types of reduction and pattern statements.
6416 (vect_estimate_min_profitable_iters): Likewise.
6417 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): New function.
6418 (vect_get_load_cost): Use vec_perm for permutations; add dump logic
6419 for explicit realigns.
6420 (vectorizable_conversion): Call vect_model_promotion_demotion_cost.
6421 * config/spu/spu.c (spu_builtin_vectorization_cost): Handle
6423 * config/i386/i386.c (ix86_builtin_vectorization_cost): Likewise.
6424 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Update
6425 vec_perm for VSX and handle vec_promote_demote.
6427 2012-02-10 Jakub Jelinek <jakub@redhat.com>
6430 * builtins.c (fold_builtin_atomic_always_lock_free,
6431 expand_builtin_atomic_always_lock_free,
6432 fold_builtin_atomic_is_lock_free, expand_builtin_atomic_is_lock_free):
6433 Return and/or test boolean_true_node/boolean_false_node instead of
6434 integer_one_node/integer_zero_node.
6436 2012-02-10 Jan Hubicka <jh@suse.cz>
6439 * predict.c (predict_paths_for_bb): Prevent looping.
6440 (predict_paths_leading_to_edge, predict_paths_leading_to): Update.
6442 2012-02-10 Roman Zhuykov <zhroma@ispras.ru>
6444 * config/arm/arm.c (output_move_double): In one case properly
6445 count number of instructions that will be emitted.
6447 2012-02-10 Richard Guenther <rguenther@suse.de>
6449 PR translation/52193
6450 * cgraphunit.c (cgraph_mark_functions_to_output): Fix typo.
6452 2012-02-09 Peter Bergner <bergner@vnet.ibm.com>
6455 * dojump.c (do_compare_rtx_and_jump): Use SCALAR_FLOAT_MODE_P.
6457 2012-02-09 Jakub Jelinek <jakub@redhat.com>
6460 * var-tracking.c (emit_note_insn_var_location): If
6461 EMIT_NOTE_BEFORE_INSN and insn is NOTE_INSN_CALL_ARG_LOCATION,
6462 emit it before next non-NOTE_INSN_CALL_ARG_LOCATION
6463 non-NOTE_DURING_CALL_P insn.
6465 2012-02-09 Bin Cheng <bin.cheng@arm.com>
6468 * builtins.c (expand_builtin): Don't check DECL_ASSEMBLER_NAME_SET_P.
6470 2012-02-08 Magnus Granberg <zorry@gentoo.org>
6473 * gcc.c (switch_matches) Support switches with separated form,
6476 2012-02-08 Georg-Johann Lay <avr@gjlay.de>
6478 * config/avr/avr.md (SREG_ADDR): Remove constant definition.
6480 (RAMPZ_ADDR): Ditto.
6481 * config/avr/avr.c (avr_addr_t): New typedef.
6482 (avr_addr): New struct to hold RAM address of SPL, SPH, RAMPZ, SREG.
6483 (avr_init_expanders): Initialize it.
6484 (expand_prologue): Use avr_addr instead of RAMPZ_ADDR, SP_ADDR,
6486 (expand_epilogue): Ditto.
6487 (avr_print_operand): Ditto.
6488 (avr_file_start): Ditto.
6489 (avr_emit_movmemhi): Ditto.
6491 2012-02-08 Richard Guenther <rguenther@suse.de>
6493 PR tree-optimization/46886
6494 * tree-flow.h (do_while_loop_p): Declare.
6495 * tree-ssa-loop-ch.c (do_while_loop_p): Export.
6496 * tree-parloops.c (parallelize_loops): Only parallelize do-while loops.
6498 2012-02-08 Andrew MacLeod <amacleod@redhat.com>
6500 * optabs.c (expand_atomic_load): Do not assume compare_and_swap will
6501 always succeed for integers larger than a native word.
6503 2012-02-08 Richard Guenther <rguenther@suse.de>
6505 PR rtl-optimization/52170
6506 * simplify-rtx.c (simplify_plus_minus): Use CONSTM1_RTX to
6507 properly handle integer vector modes.
6509 2012-02-08 Jakub Jelinek <jakub@redhat.com>
6511 PR gcov-profile/52150
6512 * coverage.c: Include target.h.
6513 (build_var): Call targetm.strip_name_encoding on the assembler name.
6514 Change one _ into . or $ if the target allows it.
6515 * Makefile.in (coverage.o): Depend on $(TARGET_H).
6517 PR rtl-optimization/52139
6518 * cfgrtl.c (cfg_layout_merge_blocks): If BB_END
6519 is a BARRIER after emit_insn_after_noloc, move BB_END
6520 to the last non-BARRIER insn before it.
6522 2012-02-07 Richard Sandiford <rdsandiford@googlemail.com>
6525 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): New function.
6526 (mips_gimplify_va_arg_expr): Call it instead of
6527 std_gimplify_va_arg_expr.
6529 2012-02-07 Michael Meissner <meissner@linux.vnet.ibm.com>
6531 * config/rs6000/rs6000.c (rs6000_trampoline_init): Fix error
6532 message for -mno-pointers-to-nested-function.
6534 2012-02-07 Eric Botcazou <ebotcazou@adacore.com>
6537 * expr.c (get_inner_reference): If there is an offset, add a negative
6538 bit position to it (if any).
6540 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6542 PR rtl-optimization/52060
6543 * combine.c (try_combine): Add i0src_copy and i0src_copy2 variables,
6544 copy i1src to i1src_copy whenever added_sets_2 && i1_feeds_i2_n already
6545 before i1dest -> i1src substitution in newpat, copy i0src to i0src_copy
6546 and/or i0src_copy2 when needed.
6548 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6550 * gcc.c (main): Don't look for lto-wrapper or lto-wrapper
6551 or LTOPLUGINSONAME if have_c.
6553 * config/freebsd-spec.h: Add comment about what macros can be defined
6555 (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): Don't define here.
6556 * config/freebsd.h (LINK_EH_SPEC, LINK_SSP_SPEC, USE_LD_AS_NEEDED): But
6559 2012-02-07 Richard Guenther <rguenther@suse.de>
6561 * gimple-pretty-print.c (dump_gimple_phi): Avoid excessive
6562 newline in -alias dumps.
6564 2012-02-07 Kai Tietz <ktietz@redhat.com>
6565 Dave Korn <dave.korn.cygwin@gmail.com>
6568 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
6569 Take care that typinfo gets dllexport-attribute.
6571 2012-02-07 Jakub Jelinek <jakub@redhat.com>
6574 * expr.c (expand_expr_addr_expr_1): For CONSTANT_CLASS_P or CONST_DECL
6575 if modifier < EXPAND_SUM call force_operand on the result.
6577 2012-02-07 Joern Rennecke <joern.rennecke@embecosm.com>
6579 * config/epiphany/epiphany.h (ASM_DECLARE_FUNCTION_SIZE): Redefine,
6580 adding __forwarder_dst__ prefix if a forwarder_section attribute is
6582 (epiphany_function_type): Replace types for specific interrupts with
6583 EPIPHANY_FUNCTION_INTERRUPT.
6584 (EPIPHANY_INTERRUPT_P): Update.
6585 * config/epiphany/epiphany.c (epiphany_handle_forwarder_attribute):
6586 New static function.
6587 (epiphany_attribute_table) <interrupt>: min_len is 0, max_len is 9.
6588 <disinterrupt>: Affects type identity.
6589 (epiphany_handle_interrupt_attribute): Handle variable number of
6591 (epiphany_compute_function_type): Update for new
6592 epiphany_function_type definition.
6593 (epiphany_expand_prologue): Don't save (reg:DI GPR_0) for interrupt
6594 handlers with a longcall forwarder.
6595 (epiphany_start_function): Handle multiple interrupt arguments and/or
6596 forwarder_section attribute.
6598 * config/epiphany/epiphany.h (LIB_SPEC): Link libc again after
6601 2012-02-07 Alan Modra <amodra@gmail.com>
6604 * config/rs6000/rs6000.c (rs6000_emit_move): Don't create DImode
6607 2012-02-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6609 PR tree-optimization/50969
6610 * tree-vect-stmts.c (vect_model_store_cost): Correct statement cost to
6611 use vec_perm rather than vector_stmt.
6612 (vect_model_load_cost): Likewise.
6613 * config/i386/i386.c (ix86_builtin_vectorization_cost): Change cost of
6614 vec_perm to be the same as other vector statements.
6615 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost): Revise
6616 cost of vec_perm for TARGET_VSX.
6618 2012-02-06 Richard Guenther <rguenther@suse.de>
6620 PR tree-optimization/52115
6621 * tree-sra.c (access_has_replacements_p): New function.
6622 (sra_modify_assign): Use it to decide whether a use is uninitialized.
6624 2012-02-06 Patrick Marlier <patrick.marlier@gmail.com>
6627 * trans-mem.c (expand_call_tm): Add an assertion.
6628 * calls.c (flags_from_decl_or_type): Add ECF_TM_PURE to 'no vops'
6631 2012-02-06 Richard Guenther <rguenther@suse.de>
6633 PR tree-optimization/50955
6634 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Artificially
6635 raise cost of expressions that replace an address with an
6636 expression based on a different pointer.
6638 2012-02-06 Jakub Jelinek <jakub@redhat.com>
6641 * calls.c (mem_overlaps_already_clobbered_arg_p): If val is
6642 CONST_INT_P, subtract resp. add crtl->args.pretend_args_size to it.
6644 2012-02-06 Jonathan Wakely <jwakely.gcc@gmail.com>
6647 * doc/invoke.texi (C++ Dialect Options): Use @option markup for
6648 -Weffc++ and specify guidelines come from second edition.
6650 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6652 * config/mips/mips.md (sibcall_internal, sibcall_value_internal)
6653 (sibcall_value_multiple_internal, call_split, call_internal_direct)
6654 (call_direct_split, call_value_split, call_value_internal_direct)
6655 (call_value_direct_split, call_value_multiple_split): Use jal and
6656 jal_macro attributes.
6658 2012-02-05 Richard Sandiford <rdsandiford@googlemail.com>
6660 * reload1.c (reload_regs_reach_end_p): Replace with...
6661 (reload_reg_rtx_reaches_end_p): ...this function.
6662 (new_spill_reg_store): Update commentary.
6663 (emit_input_reload_insns): Don't clear new_spill_reg_store here.
6664 (emit_output_reload_insns): Check reload_reg_rtx_reaches_end_p
6665 before setting new_spill_reg_store.
6666 (emit_reload_insns): Use a separate loop to clear new_spill_reg_store.
6667 Use reload_reg_rtx_reaches_end_p instead of reload_regs_reach_end_p.
6668 Also use reload_reg_rtx_reaches_end_p when reading new_spill_reg_store
6669 for non-spill reload registers.
6671 2012-02-05 Ira Rosen <irar@il.ibm.com>
6673 PR tree-optimization/52091
6674 * tree-vectorizer.h (vect_is_simple_use): Add an argument.
6675 (vect_is_simple_use_1): Likewise.
6676 * tree-vect-loop.c (vectorizable_reduction): Update calls
6677 to vect_is_simple_use_1 and vect_is_simple_use.
6678 (vectorizable_live_operation): Likewise.
6679 * tree-vect-patterns.c (widened_name_p,
6680 vect_recog_vector_vector_shift_pattern, check_bool_pattern): Likewise.
6681 * tree-vect-stmts.c (process_use, vect_get_vec_def_for_operand,
6682 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6683 vectorizable_shift,vectorizable_operation, vectorizable_store,
6684 vectorizable_load): Likewise.
6685 (vect_is_simple_cond): Add an argument, pass it to
6686 vect_is_simple_use_1.
6687 (vectorizable_condition): Update calls to vect_is_simple_cond,
6689 (vect_is_simple_use): Add an argument, the statement in which
6690 OPERAND is used. Check that if OPERAND's def stmt is a double
6691 reduction phi node, the use is a phi node too.
6692 (vect_is_simple_use_1): Add an argument, pass it to
6694 * tree-vect-slp.c (vect_get_and_check_slp_defs): Update a call
6695 to vect_is_simple_use.
6697 2012-02-04 Jakub Jelinek <jakub@redhat.com>
6699 PR rtl-optimization/52095
6700 * modulo-sched.c (dump_insn_locator): New function.
6701 (loop_canon_p, sms_schedule): Use it.
6703 PR rtl-optimization/52113
6704 * lower-subreg.c (decompose_multiword_subregs): Call recog_memoized
6705 even for decomposable shift/zext insns.
6707 2012-02-03 Jakub Jelinek <jakub@redhat.com>
6708 Zdenek Dvorak <ook@ucw.cz>
6710 PR rtl-optimization/52092
6711 * loop-unswitch.c (unswitch_single_loop): Call copy_rtx_if_shared
6712 on get_iv_value result.
6714 2012-02-02 Andrew Pinski <apinski@cavium.com>
6718 * doc/libgcc.texi (__udivmoddi4/__udivmodti4): Fix documentation typo.
6720 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6723 * diagnostic.c (diagnostic_finish): Remove trailing newlines.
6725 2012-02-02 Vladimir Makarov <vmakarov@redhat.com>
6727 PR rtl-optimization/49800
6728 * haifa-sched.c (sched_init): Call regstat_init_n_sets_and_refs.
6729 (sched_finish): Call regstat_free_n_sets_and_refs.
6731 2012-02-02 Jia Liu <proljc@gmail.com>
6733 * config/mips/mips-dspr2.md (mips_prepend): Mask operand 3 rather
6736 2012-02-02 Jan Hubicka <jh@suse.cz>
6737 Tom de Vries <tom@codesourcery.com>
6740 * cgraphunit.c (cgraph_analyze_function): Break cyclic aliases.
6741 * varpool.c (varpool_analyze_pending_decls): Likewise.
6743 2012-02-02 Sumanth G <sumanth.gundapaneni@kpitcummins.com>
6744 Jayant R Sonar <jayant.sonar@kpitcummins.com>
6746 * config.gcc: Add cr16-* support.
6748 * doc/extend.texi: Document cr16 extensions.
6749 * doc/install.texi: Document cr16 install.
6750 * doc/invoke.texi: Document cr16 options.
6751 * doc/md.texi: Document cr16 constraints.
6753 * common/config/cr16/cr16-common.c: New file.
6754 * config/cr16/cr16.c: New file.
6755 * config/cr16/cr16.h: New file.
6756 * config/cr16/cr16.md: New file.
6757 * config/cr16/cr16.opt: New file.
6758 * config/cr16/cr16-protos.h: New file.
6759 * config/cr16/predicates.md: New file.
6760 * config/cr16/constraints.md: New file.
6761 * config/cr16/t-cr16: New file.
6763 2012-02-02 Jakub Jelinek <jakub@redhat.com>
6766 * config/i386/i386.md (*addqi_2 peephole with SImode addition): Check
6767 that operands[2] is either immediate, or q_regs_operand.
6769 PR tree-optimization/52073
6770 * tree-vect-stmts.c (vect_mark_relevant): When checking uses of
6771 a pattern stmt for pattern uses, ignore uses outside of the loop.
6773 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6775 * config/avr/avr.c: Resolve all AS1 and AS2 macros.
6776 * config/avr/avr.h (AS1, AS2, AS2C, AS3): Remove.
6777 (OUT_AS1, OUT_AS2): Remove.
6779 2012-02-01 Georg-Johann Lay <avr@gjlay.de>
6781 PR rtl-optimization/51374
6782 * combine.c (can_combine_p): Don't allow volatile_refs_p insns
6783 to cross other volatile_refs_p insns.
6785 2012-02-01 Richard Guenther <rguenther@suse.de>
6787 * doc/invoke.texi (fno-inline): Clarify documentation.
6788 (finline-small-functions): Likewise.
6789 (finline-functions): Likewise.
6790 * common.opt (finline): Adjust comment and documentation.
6791 (finline-small-functions): Clarify documentation.
6792 (finline-functions): Likewise.
6793 (finline-functions-called-once): Likewise.
6795 2012-02-01 Tristan Gingold <gingold@adacore.com>
6797 * c-typeck.c (composite_type): Keep mode for pointers.
6799 2012-01-31 Richard Sandiford <rdsandiford@googlemail.com>
6801 * function.h (regno_reg_rtx): Adjust comment.
6802 * reginfo.c (init_reg_modes_target): Only use the previous mode
6803 if it fits within one register. Remove MIPS comment.
6805 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6808 * combine.c (do_SUBST_LINK, SUBST_LINK): Guard with #ifndef HAVE_cc0.
6810 2012-01-31 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6812 * config/s390/s390.md ("*ashr<mode>3_and"): Add missing z196 flag
6813 to srak instruction.
6815 2012-01-31 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
6817 * config/arm/thumb2.md (thumb2_mov_notscc): Use MVN for true condition.
6819 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6824 * ipa-prop.c (detect_type_change_1): Call ao_ref_init.
6826 2012-01-31 Richard Guenther <rguenther@suse.de>
6828 PR tree-optimization/51528
6829 * tree-sra.c (sra_modify_assign): Avoid copy-in/out for aggregate
6832 2012-01-31 Jakub Jelinek <jakub@redhat.com>
6837 * ree.c (add_removable_extension): Change def_map argument
6838 to unsigned *, store in def_map 1 + offset into *insn_list vector
6839 instead of pointers into the vector.
6840 (find_removable_extensions): Adjust caller.
6842 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6844 * config/avr/avr.md: Resolve all AS1 and AS2 macros.
6845 Transform all "* quoted-c-code" to { c-code }.
6846 Remove redundant test for "optimize" in combine patterns.
6847 Move (include "avr-dimode.md") to end of file.
6849 2012-01-30 Bin Cheng <bin.cheng@arm.com>
6852 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Use correct ABI
6853 for __aeabi_d2iz/__aeabi_d2uiz with hard-float.
6855 2012-01-30 Richard Guenther <rguenther@suse.de>
6857 PR tree-optimization/52028
6858 * tree-loop-distribution.c (ldist_gen): Properly update
6861 2012-01-30 Jakub Jelinek <jakub@redhat.com>
6864 * dwarf2out.c (dwarf2out_switch_text_section): Don't call
6865 set_cur_line_info_table if not emitting debug info.
6867 PR tree-optimization/52046
6868 * tree-vect-patterns.c (check_bool_pattern): Give up if
6869 a comparison could throw.
6872 * tree-ssa-tail-merge.c (local_def): Ignore debug uses.
6874 2012-01-30 Richard Guenther <rguenther@suse.de>
6876 PR tree-optimization/52045
6877 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Update
6878 SSA form if cfgcleanup did anything.
6880 2012-01-30 Richard Guenther <rguenther@suse.de>
6882 PR tree-optimization/52045
6883 * ipa-inline-transform.c (inline_transform): Call execute_fixup_cfg
6884 before computing final todo.
6886 2012-01-30 Richard Guenther <rguenther@suse.de>
6888 PR tree-optimization/51528
6889 * tree-sra.c (sra_modify_assign): Re-factor in preparation
6892 2012-01-30 Paolo Bonzini <bonzini@gnu.org>
6894 * df-problems.c (df_kill_notes): Check that the use refers
6895 to the note under examination.
6897 2012-01-30 Eric Botcazou <ebotcazou@adacore.com>
6900 * config/sparc/sparc.c (vector_init_fpmerge): Remove INNER_MODE
6901 parameter and use short-lived pseudos.
6902 (vector_init_faligndata): Remove INNER_MODE parameter and use loop.
6903 (sparc_expand_vector_init): Const-ify local variables and adjust
6904 calls to above functions.
6906 2012-01-30 Georg-Johann Lay <avr@gjlay.de>
6908 * config/avr/avr.c (out_movqi_mr_r): Fix length computation.
6910 2012-01-29 Sandra Loosemore <sandra@codesourcery.com>
6912 * doc/invoke.texi: Make usage of "compile time" and
6913 "run time"/"runtime" consistent throughout the file.
6915 2012-01-29 Uros Bizjak <ubizjak@gmail.com>
6917 * config/alpha/alpha.c (alpha_option_override): Default to
6918 full IEEE compliance mode for Go language.
6920 2011-01-29 Tijl Coosemans <tijl@coosemans.org>
6922 * config/freebsd-spec.h [TARGET_LIBC_PROVIDES_SSP]
6923 (LINK_SSP_SPEC): Define.
6925 2012-01-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6928 * config/pa/pa.c (pa_return_addr_rtx): Add support for PA2.0 export
6931 2012-01-28 Sandra Loosemore <sandra@codesourcery.com>
6933 * doc/invoke.texi: Correct hyphenation of "floating point",
6934 "double precision", and related terminology throughout the file.
6936 2012-01-28 Jakub Jelinek <jakub@redhat.com>
6939 * config/arm/arm.md (pic_add_dot_plus_eight peephole2): Use
6940 arm_general_register_operand predicate for operand 2 instead of
6943 2012-01-27 Ian Lance Taylor <iant@google.com>
6946 * builtins.def (BUILT_IN_INIT_HEAP_TRAMPOLINE): Define.
6947 * builtins.c (expand_builtin_init_trampoline): Add onstack
6948 parameter. Change caller.
6949 (expand_builtin): Handle BUILT_IN_INIT_HEAP_TRAMPOLINE.
6950 * tree.c (build_common_builtin_nodes): Declare
6951 __builtin_init_heap_trampoline.
6953 2012-01-27 Georg-Johann Lay <avr@gjlay.de>
6955 * config/avr/avr-protos.h (lpm_reg_rtx, lpm_addr_reg_rtx,
6956 tmp_reg_rtx, zero_reg_rtx, all_regs_rtx, rampz_rtx): Make global.
6957 * config/avr/avr.c: Ditto.
6958 (avr_regnames): Remove because unused.
6959 * config/avr/avr.md (*cpse.ne): New peephole.
6960 (*cpse.eq): New peephole from former cpse peepholes.
6962 2012-01-27 Michael Eager <eager@eagercon.com>
6964 * config/microblaze.c (microblaze_emit_compare): Correct
6965 test after pcmp instruction.
6967 2012-01-27 Richard Guenther <rguenther@suse.de>
6969 PR tree-optimization/52020
6970 * tree-sra.c (sra_modify_assign): Do not transform clobbers.
6972 2012-01-27 Richard Guenther <rguenther@suse.de>
6974 * ipa-pure-const.c (check_stmt): Clobbers do not make a
6975 function non-const/pure.
6977 2012-01-27 Richard Guenther <rguenther@suse.de>
6979 PR tree-optimization/50444
6980 * tree-sra.c (build_ref_for_offset): Properly adjust the
6981 MEM_REF type for unaligned accesses.
6983 2012-01-27 Richard Guenther <rguenther@suse.de>
6985 PR tree-optimization/50444
6986 * expr.c (mem_ref_refers_to_non_mem_p): New function.
6987 (expand_assignment): Use it. Properly handle misaligned
6988 bases when expanding stores to component references.
6989 (expand_expr_real_1): Use mem_ref_refers_to_non_mem_p and
6992 2012-01-27 Andrey Belevantsev <abel@ispras.ru>
6995 * Makefile.in (tree-data-ref.o): Depend on $(PARAMS_H).
6996 * tree-data-ref.h (find_data_references_in_loop): Remove declaration.
6997 * tree-data-ref.c (find_data_references_in_loop): Make static.
6998 (compute_all_dependences): Change return type to bool. Bail out
6999 for too many datarefs in a loop. Move the hunk resetting the data
7000 dependences vector from ...
7001 (compute_data_dependences_for_loop): ... here. Account for
7002 compute_all_dependences returning false.
7003 (compute_data_dependences_for_bb): Likewise.
7004 * params.def (PARAM_LOOP_MAX_DATAREFS_FOR_DATADEPS): New param.
7005 * doc/invoke.texi (loop-max-datarefs-for-datadeps): Document it.
7007 2012-01-27 Richard Guenther <rguenther@suse.de>
7010 * expr.c (store_field): Use the alias-set of the scratch memory
7013 2012-01-27 Tom de Vries <tom@codesourcery.com>
7015 PR tree-optimization/51990
7016 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7018 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Same.
7020 2012-01-27 Jakub Jelinek <jakub@redhat.com>
7023 * var-tracking.c (reverse_op): Don't add any reverse operation
7024 if V already has any constant locations.
7026 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7028 * doc/invoke.texi: Correct usage of "command line" (noun)
7029 vs "command-line" (adjective) throughout.
7031 2012-01-27 Sandra Loosemore <sandra@codesourcery.com>
7033 * doc/invoke.texi (Language Independent Options): Move
7034 -Wcoverage-mismatch blurb from here....
7035 (Warning Options): ...to here.
7037 2012-01-27 Peter Bergner <bergner@vnet.ibm.com>
7039 * config/rs6000/rs6000.c (rs6000_option_override_internal):
7040 Set rs6000_always_hint to false for 476.
7042 2012-01-27 Matthias Klose <doko@ubuntu.com>
7044 * gcc.c (add_sysrooted_prefix): Remove trailing dir separator from
7046 * incpath.c (add_standard_paths): Likewise.
7048 2012-01-27 Richard Henderson <rth@redhat.com>
7050 * config/m68k/m68k.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7051 * config/m68k/sync.md (atomic_test_and_set): Rename from
7052 sync_test_and_setqi and adjust the operands.
7053 (atomic_test_and_set_1): Rename from sync_test_and_setqi_1
7054 and unconditionally enable.
7056 2012-01-27 Richard Henderson <rth@redhat.com>
7058 * config/sparc/sparc.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7059 * config/sparc/sync.md (atomic_test_and_set): Only handle QImode.
7060 (ldstub): Rename from ldstubqi.
7061 (ldstub<I24MODE>): Remove.
7063 2012-01-27 Richard Henderson <rth@redhat.com>
7065 * target.def (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New.
7066 * c-cppbuiltin.c (cpp_atomic_builtins): Define
7067 __GCC_ATOMIC_TEST_AND_SET_TRUEVAL.
7068 * doc/tm.texi.in (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Add doc hook.
7069 * doc/tm.texi: Rebuild.
7071 2012-01-27 Richard Henderson <rth@redhat.com>
7073 * optabs.c (gen_atomic_test_and_set): Remove default.
7074 (maybe_emit_atomic_test_and_set): Use maybe_expand_insn.
7076 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7078 PR rtl-optimization/51978
7079 * ree.c (make_defs_and_copies_lists): Change set_pat type to const_rtx.
7080 (combine_reaching_defs): Likewise.
7081 (struct re_info): Remove.
7082 (add_removable_extension): Remove x and data arguments,
7083 add insn, insn_list and def_map. Use the arguments directly
7084 instead of using struct re_info.
7085 (find_removable_extensions): Don't call add_removable_extension
7086 through note_stores, instead just call it with single_set
7088 (find_and_remove_re): Pass curr_cand->expr instead of
7089 PATTERN (curr_cand->insn) as set_pat argument to combine_reaching_defs.
7091 2012-01-26 Michael Matz <matz@suse.de>
7093 PR tree-optimization/46590
7094 * cfgexpand.c: Revert last change (r183305).
7095 * gimplify.c (gimplify_bind_expr): Add clobbers for all non-gimple
7097 * tree-eh.c (cleanup_empty_eh): Try to optimize clobbers before
7098 checking for emptiness.
7100 2012-01-26 Jakub Jelinek <jakub@redhat.com>
7103 * expr.c (expand_expr_real_1): Handle BLKmode MEM_REF of
7104 non-addressable non-BLKmode base correctly.
7106 2012-01-26 Michael Matz <matz@suse.de>
7108 PR tree-optimization/48794
7109 * tree-eh.c (remove_unreachable_handlers_no_lp): Don't remove
7110 regions referenced from RESX/EH_DISPATCH.
7112 2012-01-26 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7114 * config/s390/s390.h: Make BRANCH_COST an option.
7115 * config/s390/s390.opt: New option -mbranch-cost.
7117 2012-01-26 Richard Henderson <rth@redhat.com>
7119 Revert 2012-01-24 change:
7120 * trans-mem.c (requires_barrier): Do not instrument thread local
7121 variables and emit save/restore for them.
7123 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7126 * sched-deps.c (sched_get_condition_with_rev_uncached): Don't test
7129 2012-01-25 Richard Sandiford <rdsandiford@googlemail.com>
7131 * config/mips/mips.c (mips_small_data_pattern_1): Don't process
7134 2012-01-25 Georg-Johann Lay <avr@gjlay.de>
7137 Rename __pgm to __flash.
7138 Rename __pgm1 to __flash1.
7139 Rename __pgm2 to __flash2.
7140 Rename __pgm3 to __flash3.
7141 Rename __pgm4 to __flash4.
7142 Rename __pgm5 to __flash5.
7143 Rename __pgmx to __memx.
7144 * doc/extend.texi (AVR Named Address Spaces)
7145 Rename address space names as indicated above.
7146 * config/avr/avr.c (avr_addrspace): Ditto.
7148 * config/avr/avr-protos.h
7149 (avr_mem_pgmx_p): Rename to avr_mem_memx_p.
7150 (avr_mem_pgm_p): Rename to avr_mem_flash_p.
7151 * config/avr/predicates.md: Ditto.
7152 * config/avr/avr.c Ditto, and
7153 (avr_decl_pgmx_p): Rename to avr_decl_memx_p.
7154 (avr_decl_pgm_p): Rename to avr_decl_flash_p.
7156 * config/avr/avr.h (ADDR_SPACE_PGM): Rename to ADDR_SPACE_FLASH.
7157 (ADDR_SPACE_PGM1): Rename to ADDR_SPACE_FLASH1.
7158 (ADDR_SPACE_PGM2): Rename to ADDR_SPACE_FLASH2.
7159 (ADDR_SPACE_PGM3): Rename to ADDR_SPACE_FLASH3.
7160 (ADDR_SPACE_PGM4): Rename to ADDR_SPACE_FLASH4.
7161 (ADDR_SPACE_PGM5): Rename to ADDR_SPACE_FLASH5.
7162 (ADDR_SPACE_PGMX): Rename to ADDR_SPACE_MEMX.
7163 * config/avr/avr.c: Ditto.
7164 * config/avr/avr.md: Ditto.
7166 2012-01-25 Jason Merrill <jason@redhat.com>
7169 * tree.c (find_decls_types_in_node): Walk gimple_call_fntype.
7171 2012-01-25 Jakub Jelinek <jakub@redhat.com>
7173 PR tree-optimization/51987
7174 * tree-data-ref.c (get_references_in_stmt): Handle references in
7175 non-volatile GIMPLE_ASM.
7177 2012-01-25 Richard Guenther <rguenther@suse.de>
7179 * tree-ssa-sccvn.c (vn_reference_eq): Also compare if both
7180 bases are dereferenced.
7182 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7184 PR rtl-optimization/48374
7185 * sel-sched-ir.h (get_all_loop_exits): Check for zero successors.
7187 2012-01-25 Andrey Belevantsev <abel@ispras.ru>
7189 * tree-predcom.c (tree_predictive_commoning_loop): Bail out when
7190 compute_data_dependences_for_loop returns false.
7191 * tree-parloops.c (loop_parallel_p): Likewise.
7193 2012-01-25 Richard Guenther <rguenther@suse.de>
7195 * tree.h (get_pointer_alignment_1): Declare.
7196 * builtins.c (get_pointer_alignment_1): New function.
7197 (get_pointer_alignment): Use it.
7199 2012-01-25 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7201 PR rtl-optimization/48308
7202 * combine.c (enum undo_kind): Add UNDO_LINKS.
7203 (struct undo): Add member l to other_contents and where.
7204 (do_SUBST_LINK): New.
7206 (try_combine): Handle LOG_LINKS for the dummy i1 case.
7207 (undo_all): Handle UNDO_LINKS.
7209 2012-01-25 Richard Henderson <rth@redhat.com>
7211 * optabs.c (maybe_emit_atomic_test_and_set): Allow non-QImode
7214 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7216 * optabs.c (gen_atomic_test_and_set): Use each argument.
7218 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7220 * config/mips/mips-ps-3d.md (mips_addr_ps, reduc_splus_v2sf)
7221 (mips_cvt_pw_ps, mips_cvt_ps_pw, mips_mulr_ps, mips_cabs_cond_<fmt>)
7222 (mips_cabs_cond_4s, mips_cabs_cond_ps, bc1any4t, bc1any4f, bc1any2t)
7223 (bc1any2f, mips_rsqrt1_<fmt>, mips_rsqrt2_<fmt>, mips_recip1_<fmt>)
7224 (mips_recip2_<fmt>): Require TARGET_MIPS3D rather than
7225 TARGET_PAIRED_SINGLE_FLOAT.
7227 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7229 * doc/rtl.texi (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7230 (in_struct, return_val): Remove MEM documentation.
7231 * rtl.h (rtx_def): Remove MEM meanings from in_struct and return_val.
7232 (MEM_IN_STRUCT_P, MEM_SCALAR_P): Delete.
7233 (MEM_COPY_ATTRIBUTES): Remove references to MEM_IN_STRUCT_P
7235 * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
7236 * cfgexpand.c (add_alias_set_conflicts): Likewise.
7237 * expr.c (store_field): Likewise.
7238 * function.c (assign_stack_temp_for_type): Likewise.
7239 * ifcvt.c (noce_try_cmove_arith): Likewise.
7240 * reload1.c (reload): Likewise.
7241 * config/alpha/alpha.c (alpha_set_memflags_1): Likewise.
7242 (alpha_set_memflags): Likewise.
7243 * config/m32c/m32c.c (m32c_immd_dbl_mov): Nullify.
7245 2012-01-24 Richard Sandiford <rdsandiford@googlemail.com>
7247 * rtl.h (true_dependence, canon_true_dependence): Remove varies
7249 * alias.c (fixed_scalar_and_varying_struct_p): Delete.
7250 (true_dependence_1, write_dependence_p, may_alias_p): Don't call it.
7251 (true_dependence_1, true_dependence, canon_true_dependence): Remove
7253 * cselib.c (cselib_rtx_varies_p): Delete.
7254 (cselib_invalidate_mem): Update call to canon_true_dependence.
7255 * dse.c (record_store, check_mem_read_rtx): Likewise.
7256 (scan_reads_nospill): Likewise.
7257 * cse.c (check_dependence): Likewise.
7258 (cse_rtx_varies_p): Delete.
7259 * expr.c (safe_from_p): Update call to true_dependence.
7260 * ira.c (validate_equiv_mem_from_store): Likewise.
7261 (memref_referenced_p): Likewise.
7262 * postreload-gcse.c (find_mem_conflicts): Likewise.
7263 * sched-deps.c (sched_analyze_2): Likewise.
7264 * store-motion.c (load_kills_store): Likewise.
7265 * config/frv/frv.c (frv_registers_conflict_p_1): Likewise.
7266 * gcse.c (mems_conflict_for_gcse_p): Likewise.
7267 (compute_transp): Update call to canon_true_dependence.
7269 2012-01-25 Richard Henderson <rth@redhat.com>
7271 * optabs.c (CODE_FOR_atomic_test_and_set): Provide default.
7272 (maybe_emit_atomic_test_and_set): New.
7273 (expand_sync_lock_test_and_set): Use it.
7274 (expand_atomic_test_and_set): Likewise.
7275 * doc/extend.texi (__atomic_test_and_set): Adjust the docs to match
7276 the implementation; clarify implementation defined details.
7277 * doc/md.texi (atomic_test_and_set): Document.
7279 2012-01-25 Richard Henderson <rth@redhat.com>
7281 * config/sparc/predicates.md (zero_or_v7_operand): Use match_code.
7283 2012-01-25 Richard Henderson <rth@redhat.com>
7286 * config/arm/arm.c (neon_split_vcombine): Emit deleted note
7287 to effect no-op split.
7289 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7292 * builtin-types.def: (BT_CONST_DOUBLE_PTR): New.
7293 (BT_FN_VOID_PTR_CONST_PTR_SIZE): New.
7294 (BT_FN_VOID_PTR_INT_SIZE): New.
7295 (BT_FN_UINT_UINT_VAR): Remove.
7296 (BT_FN_UINT32_UINT32_VAR): New.
7297 (BT_FN_DOUBLE_VPTR): Remove.
7298 (BT_FN_DOUBLE_CONST_DOUBLE_PTR): New.
7300 * gtm-builtins.def (_ITM_abortTransaction): Set return type to void.
7301 (_ITM_changeTransactionMode): Same.
7302 (_ITM_memmoveRtWt): Change return type to void.
7303 (_ITM_memcpyRtWt): Same.
7304 (_ITM_memsetW): Same.
7305 (_ITM_RaRD): Change types to double.
7310 * builtins.def (DEF_TM_BUILTIN): Set BOTH_P to true.
7312 2012-01-24 Aldy Hernandez <aldyh@redhat.com>
7313 Patrick Marlier <patrick.marlier@gmail.com>
7315 * trans-mem.c (requires_barrier): Do not instrument thread local
7316 variables and emit save/restore for them.
7318 2012-01-24 Jason Merrill <jason@redhat.com>
7321 * cgraphunit.c (cgraph_decide_is_function_needed): Don't always
7322 output static aliases.
7324 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7327 * common.opt (-pie, -shared, pie, shared): Change from Common to
7329 * gcc.c (display_help): Display help for -pie and -shared.
7331 2012-01-24 Georg-Johann Lay <avr@gjlay.de>
7334 * doc/extend.texi (AVR Named Address Spaces): Move sample code up.
7335 Remove note on size/offset limitation.
7336 (AVR Variable Attributes): Add example how to read data located
7337 with progmem. Refer to named address spaces.
7338 * doc/invoke.texi (AVR Options): Fix typo.
7340 2012-01-24 Richard Guenther <rguenther@suse.de>
7342 Forward-port to trunk
7343 2010-09-21 Jakub Jelinek <jakub@redhat.com>
7346 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: If
7347 op0 isn't sufficiently aligned and there is movmisalignM
7348 insn for mode, use it to load op0 into a temporary register.
7350 2012-01-24 Jakub Jelinek <jakub@redhat.com>
7353 * target.def (const_not_ok_for_debug_p): New hook.
7354 * doc/tm.texi.in (TARGET_CONST_NOT_OK_FOR_DEBUG_P): New hook
7356 * doc/tm.texi: Regenerated.
7357 * dwarf2out.c (const_ok_for_output_1): If
7358 targetm.const_not_ok_for_debug_p returns true, fail.
7359 * config/rs6000/rs6000.c (rs6000_const_not_ok_for_debug_p): New
7361 (TARGET_CONST_NOT_OK_FOR_DEBUG_P): Redefine.
7363 2012-01-23 Kai Tietz <ktietz@redhat.com>
7366 * config/i386/predicates.md (symbolic_operand): Allow
7367 UNSPEC_PCREL as PIC expression for lea.
7368 * config/i386/winnt.c (i386_pe_binds_local_p): Reworked.
7369 * config/i386/i386.c (ix86_delegitimize_address): Handle
7370 UNSPEC_PCREL for none-MEM, too.
7372 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7374 * trans-mem.c (ipa_tm_create_version): Set externally_visible.
7375 (ipa_tm_create_version_alias): Same.
7377 2012-01-23 Uros Bizjak <ubizjak@gmail.com>
7380 * builtin-types.def (BT_FN_UINT_UINT_VAR): New.
7381 * gtm-builtins.def (BUILT_IN_TM_START): Declare as BT_FN_UINT_UINT_VAR.
7383 2012-01-23 Aldy Hernandez <aldyh@redhat.com>
7384 Patrick Marlier <patrick.marlier@gmail.com>
7385 Iain Sandoe <developer@sandoe-acoustics.co.uk>
7388 * lto-wrapper.c (run_gcc): Pass the LTO section name to
7389 simple_object_start_read.
7391 2012-01-23 Richard Guenther <rguenther@suse.de>
7394 PR tree-optimization/51895
7395 * tree-sra.c (decide_one_param_reduction): Avoid sub-optimal
7396 parameter decomposition into BLKmode components.
7398 2012-01-23 Eric Botcazou <ebotcazou@adacore.com>
7400 * tree-ssa-structalias.c (intra_create_variable_infos): Do not create
7401 fake variables for restrict-qualified pointers whose pointed-to type
7402 contains a placeholder.
7404 2012-01-23 Richard Guenther <rguenther@suse.de>
7406 PR tree-optimization/51949
7407 * ipa-split.c (execute_split_functions): Do not split malloc functions.
7409 2012-01-23 Jakub Jelinek <jakub@redhat.com>
7411 PR rtl-optimization/51933
7412 * ree.c (transform_ifelse): Return true right away if dstreg is
7413 already wider or equal to cand->mode.
7414 (enum ext_modified_kind, struct ext_modified, ext_state): New types.
7415 (make_defs_and_copies_lists): Remove defs_list and copies_list
7416 arguments, add state argument, just truncate state->work_list
7417 instead of always allocating and freeing the vector. Assert that
7418 get_defs succeeds instead of returning 2. Changed return type to bool.
7419 (merge_def_and_ext): Add state argument. If SET_DEST doesn't
7420 have ext_src_mode, see if it has been modified already with the
7421 right kind of extension and has been extended before from the
7422 ext_src_mode. If SET_DEST is already wider or equal to cand->mode,
7423 just return true. Remember the original mode in state->modified array.
7424 (combine_reaching_defs): Add state argument. Don't allocate and
7425 free here def_list, copied_list and vec vectors, instead just
7426 VEC_truncate the vectors in *state. Don't handle outcome == 2 here.
7427 (find_and_remove_re): Set DF_DEFER_INSN_RESCAN df flag.
7428 Add state variable, clear vectors in it, initialize state.modified
7429 if needed. Free all the vectors at the end and state.modified too.
7430 Don't skip a candidate if the extension expression has been modified.
7432 2012-01-22 Douglas B Rupp <rupp@gnat.com>
7435 * config.gcc: (i[34567]86-*-interix3*): Remove from obsolete
7436 configurations. Change triplet to i[34567]86-*-interix[3-9]*.
7437 (extra_options) interix.opt -> i386/interix.opt"
7438 (extra_objs):Add winnt-stubs.o
7439 * configure.ac: Add interix to target_os .comm on PE check.
7440 * configure: Regenerate.
7441 * config/interix3.h: Delete and move bits to..
7442 * config/interix.h: Delete and move bits to..
7443 * config/i386/i386-interix3.h: Delete and move bits to..
7444 * config/i386/i386-interix.h: ..here.
7445 (TARGET_CPU_DEFAULT): Remove redefinition.
7446 (TARGET_ASM_CONSTRUCTOR): Undefine.
7447 (SUBTARGET_SWITCHES): Define for ms-bitfields.
7448 (TARGET_OS_CPP_BUILTINS): Remove __OPENNT. Add __declspec.
7449 (PTRDIFF_TYPE): Define.
7450 (LONG_DOUBLE_TYPE_SIZE): Define.
7451 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define.
7452 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
7453 (TARGET_SECTION_TYPE_FLAGS): Define.
7454 (ASM_DECLARE_FUNCTION_NAME): Define.
7455 (ASM_OUTPUT_EXTERNAL): Define.
7456 (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
7457 (ASM_OUTPUT_ALIGNED_BSS): Define.
7458 (PCC_BITFIELD_TYPE_MATTERS): Define.
7459 (USE_CONST_SECTION): Define.
7460 (SUBTARGET_ENCODE_SECTION_INFO): Remove.
7461 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
7462 (SUPPORTS_ONE_ONLY): Remove.
7463 (I386_PE_STRIP_ENCODING): Define.
7464 * config/interix.opt: Delete and move bits to..
7465 * config/i386/interix.opt: ..here. New.
7466 (mpe-aligned-commons): Add.
7467 * config/i386/t-interix: Add copyright header.
7468 (winnt-stubs.o): Add rule.
7470 2012-01-22 Jason Merrill <jason@redhat.com>
7473 * varpool.c (varpool_analyze_pending_decls): Copy DECL_EXTERNAL
7474 for extra name aliases.
7476 2012-01-22 Eric Botcazou <ebotcazou@adacore.com>
7478 PR rtl-optimization/51924
7479 * ree.c (combine_set_extension): Improve debugging message.
7480 (combine_reaching_defs): Likewise.
7481 (get_defs): Rename confusingly named variable.
7482 (find_and_remove_re): Skip a candidate if the extension expression has
7485 2012-01-21 Robert Millan <rmh@gnu.org>
7486 Gerald Pfeifer <gerald@pfeifer.com>
7488 * config/kfreebsd-gnu.h (GNU_USER_DYNAMIC_LINKERX32): New macro.
7489 (GNU_USER_DYNAMIC_LINKER): Adjust indentation.
7491 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7493 PR tree-optimization/51914
7494 * tree-vect-stmts.c (vectorizable_conversion): For
7495 cvt_type && modifier == WIDEN, put temporary with cvt_type
7496 at the beginning of vec_dsts and set vec_dest to temporary
7499 2012-01-20 Eric Botcazou <ebotcazou@adacore.com>
7501 * cfgrtl.c (rtl_dump_bb): Do not dump insns for {ENTRY|EXIT}_BLOCK.
7503 2011-01-20 Tijl Coosemans <tijl@coosemans.org>
7505 * config/i386/i386.c: Fix checks for !TARGET_MACHO.
7506 * config/rs6000/rs6000.c: Likewise.
7508 2012-01-20 Jakub Jelinek <jakub@redhat.com>
7511 * config/arm/arm.c (arm_count_output_move_double_insns): Call
7512 output_move_double on a copy of operands array.
7514 2012-01-20 Cary Coutant <ccoutant@google.com>
7515 Dodji Seketeli <dodji@redhat.com>
7518 * dwarf2out.c (copy_declaration_context): Return ref to parent
7519 of declaration DIE, if necessary.
7520 (remove_child_or_replace_with_skeleton): Add new parameter; update
7521 caller. Place skeleton DIE under parent DIE of original declaration.
7522 Move call to copy_declaration_context to here ...
7523 (break_out_comdat_types): ... from here.
7525 2012-01-20 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7527 PR rtl-optimization/51856
7528 * reload.c (find_reloads_subreg_address): Set the address_reloaded
7531 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7534 * config/arm/arm.c (arm_print_operand): Correct output of alignment
7535 hints for neon loads and stores.
7537 2012-01-20 Georg-Johann Lay <avr@gjlay.de>
7541 * doc/extend.texi (Named Address Spaces): Split into subsections.
7542 (AVR Named Address Spaces): New subsection.
7543 (M32C Named Address Spaces): New subsection.
7544 (RL78 Named Address Spaces): New subsection.
7545 (SPU Named Address Spaces): New subsection.
7546 (Variable Attributes): New anchor "AVR Variable Attributes".
7547 (AVR Variable Attributes): Rewrite and avoid wording
7548 "address space" in this context.
7549 * doc/invoke.texi (AVR Options): Rewrite and add documentation
7550 for -maccumulate-args, -mbranch-cost=, -mrelax, -mshort-calls.
7551 (AVR Built-in Macros): New subsubsection therein.
7552 * doc/md.texi (AVR constraints): Remove "C04", "R".
7554 2012-01-20 Richard Guenther <rguenther@suse.de>
7556 PR tree-optimization/51903
7557 * tree-ssa-pre.c (eliminate): Properly purging of EH edges
7558 when removing stmts.
7560 2012-01-20 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
7563 * config/arm/arm.c (arm_load_pic_register): Use
7564 gen_pic_load_addr_unified. Delete calls to gen_pic_load_addr_32bit
7565 , gen_pic_add_dot_plus_eight and gen_pic_add_dot_plus_four.
7566 (arm_pic_static_addr): Likewise.
7567 (arm_rtx_costs_1): Adjust cost for UNSPEC_PIC_UNIFIED.
7568 (arm_note_pic_base): Handle UNSPEC_PIC_UNIFIED.
7569 * config/arm/arm.md (UNSPEC_PIC_UNIFIED): Define.
7570 (pic_load_addr_unified): New.
7572 2012-01-20 Andrey Belevantsev <abel@ispras.ru>
7575 * function.c (instantiate_virtual_regs_in_insn): Use
7576 delete_insn_and_edges when removing a wrong asm insn.
7578 2012-01-19 Vladimir Makarov <vmakarov@redhat.com>
7580 PR rtl-optimization/40761
7581 * ira-int.h (struct ira_loop_tree_node): Add comment for member loop.
7582 Add new member loop_num.
7583 (IRA_LOOP_NODE_BY_INDEX): Modify the check.
7584 (ira_build): Remove the parameter.
7586 * ira.c (ira_print_disposition): Use loop_num instead of loop->num.
7587 (ira.c): Do not build CFG loops for one region allocation. Remove
7588 argument from ira_build call.
7590 * ira-build.c (init_loop_tree_node): New function.
7591 (create_loop_tree_nodes): Use it. Separate the case when CFG
7592 loops are not built.
7593 (more_one_region_p): Check current_loops.
7594 (finish_loop_tree_nodes): Separate the case when CFG loops are not
7596 (add_loop_to_tree): Process loop equal to NULL too.
7597 (form_loop_tree): Separate the case when CFG loops are not built.
7598 Use explicitly number for the root.
7599 (rebuild_regno_allocno_maps, create_loop_tree_node_allocnos): Add
7601 (ira_print_expanded_allocno, loop_compare_func): Use loop_num
7602 instead of loop->num.
7603 (mark_loops_for_removal): Ditto. Use loop_num instead of loop->num.
7604 (mark_all_loops_for_removal): Ditto.
7605 (remove_unnecessary_regions): Separate the case when CFG loops
7607 (ira_build): Remove the parameter. Use explicit number of regions
7608 when CFG loops are not built.
7610 * ira-color.c (print_loop_title): Separate the case for the root node.
7611 Use loop_num instead of loop->num.
7612 (move_spill_restore): Use loop_num instead of loop->num.
7614 * ira-emit.c (setup_entered_from_non_parent_p): Add an assertion.
7615 (change_loop): Ditto.
7616 (change_loop): Use loop_num instead of loop->num.
7618 * ira-lives.c (process_bb_node_lives): Ditto.
7620 * ira-costs.c (print_allocno_costs, find_costs_and_classes): Ditto.
7622 * ira-conflicts.c (print_allocno_conflicts): Ditto.
7624 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7627 * tree-mudflap.c (mf_artificial): New function.
7628 (execute_mudflap_function_ops, execute_mudflap_function_decls,
7629 mx_register_decls, mudflap_enqueue_decl): Use it.
7632 * config/arm/neon.md (*neon_vswp<mode>): Fix up operand
7633 numbers in the insn pattern.
7635 2012-01-19 Michael Matz <matz@suse.de>
7637 PR tree-optimization/46590
7638 * cfgexpand.c (add_scope_conflicts_1): New old_conflicts argument,
7639 use it in remembering which conflicts we already created.
7640 (add_scope_conflicts): Adjust call to above, (de)allocate helper
7643 2012-01-19 Aldy Hernandez <aldyh@redhat.com>
7646 * lto-wrapper.c (run_gcc): Pass -fgnu_tm on.
7647 (merge_and_complain): Same.
7649 2012-01-19 Jakub Jelinek <jakub@redhat.com>
7652 * config/initfini-array.h: Guard content of the header
7653 with #ifdef HAVE_INITFINI_ARRAY.
7654 * configure.ac: Move gcc_AC_INITFINI_ARRAY much later into the file.
7655 Add initfini-array.h to tm_file here.
7656 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): For non-ia64 do a linker test.
7657 * config.gcc: Don't add initfini-array.h to tm_file here.
7658 * configure: Regenerated.
7660 2012-01-19 Andrey Belevantsev <abel@ispras.ru>
7662 PR rtl-optimization/51505
7663 * df-problems.c (df_kill_notes): New parameter live. Update comment.
7664 Remove REG_EQUAL/REG_EQUIV notes referring to dead registers.
7665 (df_note_bb_compute): Update the call to df_kill_notes.
7667 2012-01-18 Aldy Hernandez <aldyh@redhat.com>
7669 * trans-mem.c (requires_barrier): Remove call to is_global_var.
7671 2012-01-18 Richard Guenther <rguenther@suse.de>
7673 * tree-ssa.c (useless_type_conversion_p): Remove special-casing
7674 of conversions to void *.
7676 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7677 Richard Sandiford <rdsandiford@googlemail.com>
7681 * optabs.h (simplify_expand_binop): Declare.
7682 * optabs.c (simplify_expand_binop): Make global.
7683 * expmed.c (store_bit_field_1): Use simplify_expand_binop on big
7684 endian targets if the source cannot be exactly covered by word
7687 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7690 * hard-reg-set.h (struct hard_reg_set_container): New type.
7691 * target.h (struct hard_reg_set_container): Forward declare.
7692 * target.def (set_up_by_prologue): New target hook.
7693 * doc/tm.texi.in (TARGET_SET_UP_BY_PROLOGUE): Document it.
7694 * doc/tm.texi: Regenerated.
7695 * function.c (thread_prologue_and_epilogue_insns): Change
7696 set_up_by_prologue HARD_REG_SET into struct hard_reg_set_container.
7697 Call targetm.set_up_by_prologue on it.
7698 * config/rs6000/rs6000.c (rs6000_set_up_by_prologue): New function.
7699 (TARGET_SET_UP_BY_PROLOGUE): Redefine to it.
7701 2012-01-17 Nick Clifton <nickc@redhat.com>
7703 * config/rx/rx.c (rx_can_use_simple_return): New function.
7704 * config/rx/rx-protos.h (rx_can_use_simple_return): Prototype.
7705 * config/rx/rx.md (return): Predicate on rx_can_use_simple_return.
7707 2012-01-17 Richard Guenther <rguenther@suse.de>
7710 * expr.c (expand_assignment): Take address-space information
7711 from the address operand of MEM_REF and TARGET_MEM_REF.
7712 (expand_expr_real_1): Likewise.
7714 2012-01-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7716 * ira.c (do_reload): Make sure ira_dump_file is re-set if no
7717 reload dump is requested.
7719 2012-01-17 Aldy Hernandez <aldyh@redhat.com>
7722 * trans-mem.c (requires_barrier): Call may_be_aliased.
7724 2012-01-17 Jakub Jelinek <jakub@redhat.com>
7726 PR tree-optimization/51877
7727 * tree-ssa-tail-merge.c (gimple_equal_p): Don't return true whenever
7728 call arguments and fndecls compare equal, instead return false if they
7729 don't. Return true only if lhs1 and lhs2 are either both NULL, or
7730 both SSA_NAMEs that are valueized the same, or they satisfy
7733 2012-01-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7735 * configure.ac (gcc_cv_target_dl_iterate_phdr): Only check on
7737 * configure: Regenerate.
7739 2012-01-16 Jan Hubicka <jh@suse.cz>
7743 * convert.c (convert_to_integer): Use fold_convert for
7744 converting an INTEGER_CST to integer type.
7746 2012-01-16 Jason Merrill <jason@redhat.com>
7749 * vec.c (vec_gc_o_reserve_1): Use ggc_round_alloc_size.
7751 2012-01-16 Jakub Jelinek <jakub@redhat.com>
7754 * config/s390/s390.c (s390_chunkify_start): Don't skip
7755 call insns followed by NOTE_INSN_CALL_ARG_LOCATION note. Skip
7756 NOTE_INSN_VAR_LOCATION and NOTE_INSN_CALL_ARG_LOCATION notes.
7757 If insn is followed by NOTE_INSN_VAR_LOCATION or
7758 NOTE_INSN_CALL_ARG_LOCATION notes, insert jump after all those notes.
7759 Don't use location of note insns.
7761 PR tree-optimization/51865
7762 * tree-inline.c (tree_function_versioning): Call remap_decl
7763 on DECL_RESULT whenever it has VOID_TYPE_P type.
7765 2012-01-15 Richard Sandiford <rdsandiford@googlemail.com>
7767 * config/mips/mips.c (mips16_build_call_stub): Don't use a stub
7768 for calls to locally-binding MIPS16 functions if only the return
7769 type uses float regs.
7771 2012-01-15 Chung-Lin Tang <cltang@codesourcery.com>
7772 Richard Sandiford <rdsandiford@googlemail.com>
7774 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): Delete.
7775 (SYMBOL_32_HIGH): Likewise.
7776 (mips_output_tls_reloc_directive): Declare.
7777 * config/mips/mips.h (PIC_FUNCTION_ADDR_REGNUM): Move to mips.md.
7778 (mips_use_pcrel_pool_p, mips_lo_relocs, mips_hi_relocs): Declare.
7779 * config/mips/mips.c (mips_use_pcrel_pool_p): New variable.
7780 (mips_lo_relocs, mips_hi_relocs): Make extern.
7781 (mips16_stub_function): Move up file.
7782 (mips_classify_symbol): Remove SYMBOL_FORCE_TO_MEM handling.
7783 (mips_symbolic_constant_p): Likewise. Remove SYMBOL_32_HIGH too.
7784 (mips_symbol_insns_1): Likewise. Check mips_use_pcrel_pool_p.
7785 (mips_cannot_force_const_mem): Use mips_use_pcrel_pool_p instead of
7786 SYMBOL_FORCE_TO_MEM. Only check mips_tls_symbol_ref_1 if it's false.
7787 (mips_get_tp): Add MIPS16 support.
7788 (mips_legitimize_tls_address): Remove MIPS16 sorry().
7789 Generalize DTPREL and TPREL handling.
7790 (mips_init_relocs): Initialize mips_use_pcrel_pool_p.
7791 Add MIPS16 TLS support.
7792 (mips_output_tls_reloc_directive): New function.
7793 (mips16_rewrite_pool_refs): Ignore UNSPEC_TLS_GET_TPs.
7794 * config/mips/predicates.md (symbolic_operand_with_high)
7795 (tls_reloc_operand): New predicates.
7796 (force_to_mem_operand): Use mips_use_pcrel_pool_p.
7797 * config/mips/mips.md (UNSPEC_UNSHIFTED_HIGH): New unspec.
7798 (PIC_FUNCTION_ADDR_REGNUM): Moved from mips.h.
7799 (*unshifted_high): New instruction. Use it for MIPS16 high splitter.
7800 (consttable_tls_reloc, tls_get_tp_mips16_<mode>): New patterns.
7801 (*tls_get_tp_mips16_call_<mode>): Likewise.
7803 2012-01-15 Uros Bizjak <ubizjak@gmail.com>
7805 PR rtl-optimization/51821
7806 * recog.c (peep2_find_free_register): Determine clobbered registers
7809 2012-01-14 Denis Chertykov <chertykov@gmail.com>
7812 * config/avr/avr-protos.h: Revert change of 2012-01-09.
7813 * config/avr/avr.c: Likewise.
7814 * config/avr/avr.h: Likewise.
7816 2012-01-13 Ian Lance Taylor <iant@google.com>
7819 * tree.h (TYPE_QUALS): Add cast to int.
7820 (TYPE_QUALS_NO_ADDR_SPACE): Likewise.
7822 2012-01-13 Ian Lance Taylor <iant@google.com>
7824 * ipa-cp.c (ipa_get_indirect_edge_target): Add typecasts when
7825 comparing param_index to VEC_length result.
7827 2012-01-13 Steven Bosscher <steven@gcc.gnu.org>
7829 * c-decl.c: Do not include tree-mudflap.h
7830 * tree-optimize.c: Likewise.
7831 * Makefile.in: Update dependencies.
7833 2012-01-13 Richard Guenther <rguenther@suse.de>
7836 * gimplify.c (gimplify_modify_expr_rhs): For calls with a
7837 variable-sized result always use RSO.
7839 2012-01-12 DJ Delorie <dj@redhat.com>
7841 * cfgexpand.c (convert_debug_memory_address): Allow any valid
7842 pointer type, not just the default pointer type.
7844 2012-01-09 Richard Henderson <rth@redhat.com>
7845 Denis Chertykov <chertykov@gmail.com>
7848 * config/avr/avr-protos.h (avr_hard_regno_nregs): Declare.
7849 * config/avr/avr.c (avr_can_eliminate): Simplify.
7850 (avr_initial_elimination_offset): Likewise.
7851 (avr_prologue_setup_frame): Use hard_frame_pointer_rtx.
7852 (expand_epilogue): Likewise.
7853 (avr_legitimize_address): Gut.
7854 (avr_legitimize_reload_address): Use hard_frame_pointer_rtx.
7855 (avr_hard_regno_nregs): New.
7856 (avr_hard_regno_ok): Allow only Pmode for arg and frame_pointers.
7857 (avr_regno_mode_code_ok_for_base_b): Handle arg and frame pointers.
7858 * config/avr/avr.h (FIXED_REGISTERS): Adjust arg pointer,
7859 add soft frame pointer.
7860 (CALL_USED_REGISTERS): Likewise.
7861 (REG_CLASS_CONTENTS): Likewise.
7862 (REGISTER_NAMES): Likewise.
7863 (HARD_REGNO_NREGS): Use avr_hard_regno_nregs.
7864 (HARD_FRAME_POINTER_REGNUM): New.
7865 (FRAME_POINTER_REGNUM): Use soft frame pointer.
7866 (ELIMINABLE_REGS): Eliminate from the soft frame pointer,
7867 remove the HARD_FRAME_POINTER self-elimination.
7869 2012-01-12 Georg-Johann Lay <avr@gjlay.de>
7872 * config/avr/avr.c (avr_encode_section_info): Test for absence of
7873 DECL_EXTERNAL when checking for initializers of progmem variables.
7875 2012-01-12 Ira Rosen <irar@il.ibm.com>
7877 PR tree-optimization/51799
7878 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
7879 that the last operation is a type demotion.
7881 2012-01-12 Uros Bizjak <ubizjak@gmail.com>
7883 * config/i386/i386.md (*zero_extendsidi2_rex64): Correct movl template.
7884 (x86_shift<mode>_adj_1): Remove operand constraint from operand 3.
7886 2012-01-11 Jakub Jelinek <jakub@redhat.com>
7889 * combine.c (distribute_notes): If i3 is a noreturn call,
7890 allow old_size to be equal to args_size and make sure the
7891 noreturn call gets REG_ARGS_SIZE note.
7892 * expr.c (fixup_args_size_notes): Put REG_ARGS_SIZE notes
7893 on noreturn calls even when the delta is 0.
7895 2012-01-11 Nathan Sidwell <nathan@acm.org>
7897 * gcov.c (STRING_SIZE): Remove.
7898 (generate_results): Erase annotations for source files with no
7899 coverage information.
7901 (output_lines): Use it.
7903 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7905 * gimple.h (gimplify_body): Remove first argument.
7906 * gimplify.c (copy_if_shared): Add DATA argument. Do not create the
7907 pointer set here, instead just pass DATA to walk_tree.
7908 (unshare_body): Remove BODY_P argument and adjust. Create the pointer
7909 set here and invoke copy_if_shared on the size trees of DECL_RESULT.
7910 (unvisit_body): Likewise, but with unmark_visited.
7911 (gimplify_body): Remove BODY_P argument and adjust.
7912 (gimplify_function_tree): Adjust call to gimplify_body.
7913 * omp-low.c (finalize_task_copyfn): Likewise.
7915 2012-01-11 Eric Botcazou <ebotcazou@adacore.com>
7917 * tree.h (build_function_decl_skip_args): Add boolean parameter.
7918 (build_function_type_skip_args): Delete.
7919 * tree.c (build_function_type_skip_args): Make static and add
7920 SKIP_RETURN parameter. Fix thinko in the handling of variants.
7921 (build_function_decl_skip_args): Add SKIP_RETURN parameter and
7922 pass it to build_function_type_skip_args.
7923 * cgraph.h (cgraph_function_versioning): Add boolean parameter.
7924 (tree_function_versioning): Likewise.
7925 * cgraph.c (cgraph_create_virtual_clone): Adjust call to
7926 build_function_decl_skip_args.
7927 * cgraphunit.c (cgraph_function_versioning): Add SKIP_RETURN parameter
7928 and pass it to build_function_decl_skip_args/tree_function_versioning.
7929 (cgraph_materialize_clone): Adjust call to tree_function_versioning.
7930 * ipa-inline-transform.c (save_inline_function_body): Likewise.
7931 * trans-mem.c (ipa_tm_create_version): Likewise.
7932 * tree-sra.c (modify_function): Ditto for cgraph_function_versioning.
7933 * tree-inline.c (declare_return_variable): Remove always-true test.
7934 (tree_function_versioning): Add SKIP_RETURN parameter. If the function
7935 returns non-void and SKIP_RETURN, create a void-typed RESULT_DECL.
7936 * ipa-split.c (split_function): Skip the return value for the split
7937 part if it doesn't return.
7939 2012-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7941 PR tree-optimization/49642
7942 * ipa-split.c (forbidden_dominators): New variable.
7943 (check_forbidden_calls): New function.
7944 (dominated_by_forbidden): Likewise.
7945 (consider_split): Check for forbidden dominators.
7946 (execute_split_functions): Initialize and free forbidden
7947 dominators info; call check_forbidden_calls.
7949 2012-01-11 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
7951 * config/arm/arm.md (mov_notscc): Use MVN for false condition.
7953 2012-01-11 Nick Clifton <nickc@redhat.com>
7955 * config/rx/rx.md (return): Define pattern.
7957 2012-01-11 Richard Guenther <rguenther@suse.de>
7959 * doc/extend.texi (malloc attribute): Adjust according to
7962 2012-01-10 Aldy Hernandez <aldyh@redhat.com>
7963 Patrick Marlier <patrick.marlier@gmail.com>
7966 * trans-mem.c (get_cg_data): Traverse aliases if requested.
7967 (ipa_tm_scan_calls_block): Update parameters to get_cg_data.
7968 (ipa_tm_note_irrevocable): Same.
7969 (ipa_tm_scan_irr_block): Same.
7970 (ipa_tm_decrement_clone_counts): Same.
7971 (ipa_tm_scan_irr_function): Same.
7972 (ipa_tm_create_version_alias): Same.
7973 (ipa_tm_create_version): Same.
7974 (ipa_tm_transform_calls_redirect): Same.
7975 (ipa_tm_transform_calls): Same.
7976 (ipa_tm_transform_transaction): Same.
7977 (ipa_tm_execute): Same.
7979 2012-01-10 Richard Guenther <rguenther@suse.de>
7982 * opts.c (common_handle_option): Handle -Werror.
7984 2012-01-10 Andreas Schwab <schwab@linux-m68k.org>
7986 * config/m68k/sync.md ("atomic_compare_and_swap<mode>_1"): Fix
7989 2012-01-10 Jason Merrill <jason@redhat.com>
7991 * doc/invoke.texi (C++ Dialect Options): Update -fabi-version=6
7994 2012-01-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7996 * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check if linker
7997 supports R_386_TLS_GD_PLT reloc.
7998 (gcc_cv_as_ix86_tlsldmplt): Check if linker
7999 supports R_386_TLS_LDM_PLT reloc.
8000 * configure: Regenerate.
8001 * config.in: Regenerate.
8003 2012-01-10 Georg-Johann Lay <avr@gjlay.de>
8006 Extend __pgmx semantics to linearize memory.
8007 * config/avr/avr.md (mov<mode>): Use avr_xload_libgcc_p to
8008 determine if code comes inline or from libgcc.
8009 (MOVMEM_r_d:HI): Add "w" to constraint for better preference.
8010 (movmem_qi, movmem_qi): Set constraint #2 to "n".
8011 (movmem_qi_elpm, movmem_hi_elpm): Remove insns.
8012 (movmemx_qi, movmemx_hi): New insns.
8013 (xload_<mode>_libgcc): Rewrite to new insn condition.
8014 (xload_<mode>): Remove insns.
8015 * config/avr/avr.c (avr_out_xload): Rewrite: Only need to handle
8016 cases that don't satisfy avr_xload_libgcc_p().
8017 (avr_addr_space_convert): Allow converting in any direction.
8018 (avr_addr_space_subset_p): Return always true.
8019 (avr_xload_libgcc_p): Rewrite to fit new __pgmx semantics.
8020 (avr_emit_movmemhi): Ditto.
8021 (avr_out_lpm): No need to handle ADDR_SPACE_PGMX any more.
8022 (avr_out_movmem): Ditto.
8023 (AVR_SYMBOL_FLAG_PROGMEM): New macro.
8024 (AVR_SYMBOL_SET_ADDR_SPACE): New macro.
8025 (AVR_SYMBOL_GET_ADDR_SPACE): New macro.
8026 (avr_encode_section_info): Encode 'progmem' in symbol flags.
8027 (output_reload_in_const): Don't zero-extend any 24-bit symbols.
8029 2012-01-10 Richard Guenther <rguenther@suse.de>
8031 PR tree-optimization/50913
8032 * graphite-scop-detection.c (stmt_has_simple_data_refs_p):
8033 Require data-refs to be representable by Graphite with respect
8036 2012-01-10 Uros Bizjak <ubizjak@gmail.com>
8038 * config/i386/constraints.md ("L"): Return true for 0xffffffff.
8039 * config/i386/i386.c (*anddi_1): Emit AND with 0xffffffff as MOV.
8041 2012-01-10 Tom de Vries <tom@codesourcery.com>
8043 PR rtl-optimization/51271
8044 * dwarf2cfi.c (scan_trace): Save and restore cur_row->reg_save when
8045 handling annulled branch.
8047 2012-01-10 Richard Henderson <rth@redhat.com>
8049 * config/arm/arm.c (arm_vectorize_vec_perm_const_ok,
8050 TARGET_VECTORIZE_VEC_PERM_CONST_OK, neon_split_vcombine, MAX_VECT_LEN,
8051 struct expand_vec_perm_d, arm_expand_vec_perm_1, arm_expand_vec_perm,
8052 arm_evpc_neon_vuzp, arm_evpc_neon_vzip, arm_evpc_neon_vrev,
8053 arm_evpc_neon_vtrn, arm_evpc_neon_vtbl, arm_expand_vec_perm_const_1,
8054 arm_expand_vec_perm_const): New.
8055 * config/arm/arm-protos.h: Update.
8056 * config/arm/neon.md (UNSPEC_VCONCAT): New.
8057 (*neon_vswp<VDQX>): New.
8058 (neon_vcombine<VDX>): Use neon_split_vcombine.
8059 (neon_vtbl1v16qi, neon_vtbl2v16qi, neon_vcombinev16qi): New.
8060 * config/arm/vec-common.md (vec_perm_const<VALL>): New.
8061 (vec_perm<VE>): New.
8063 2012-01-10 Richard Henderson <rth@redhat.com>
8065 * config/arm/arm.c (arm_gen_compare_reg): Add scratch argument;
8066 use it if reload_completed.
8067 (arm_legitimize_sync_memory, arm_emit, arm_insn_count, arm_count,
8068 arm_output_asm_insn, arm_process_output_memory_barrier,
8069 arm_output_memory_barrier, arm_ldrex_suffix, arm_output_ldrex,
8070 arm_output_strex, arm_output_it, arm_output_op2, arm_output_op3,
8071 arm_output_sync_loop, arm_get_sync_operand, FETCH_SYNC_OPERAND,
8072 arm_process_output_sync_insn, arm_output_sync_insn,
8073 arm_sync_loop_insns, arm_call_generator, arm_expand_sync): Remove.
8074 (arm_pre_atomic_barrier, arm_post_atomic_barrier): New.
8075 (arm_emit_load_exclusive, arm_emit_store_exclusive): New.
8076 (emit_unlikely_jump): New.
8077 (arm_expand_compare_and_swap, arm_split_compare_and_swap): New.
8078 (arm_split_atomic_op): New.
8079 * config/arm/arm-protos.h: Update.
8080 * config/arm/arm.h (enum arm_sync_generator_tag): Remove.
8081 (struct arm_sync_generator): Remove.
8082 * config/arm/arm.md (VUNSPEC_SYNC_COMPARE_AND_SWAP, VUNSPEC_SYNC_LOCK,
8083 VUNSPEC_SYNC_OP, VUNSPEC_SYNC_NEW_OP, VUNSPEC_SYNC_OLD_OP): Remove.
8084 (VUNSPEC_ATOMIC_CAS, VUNSPEC_ATOMIC_XCHG, VUNSPEC_ATOMIC_OP): New.
8085 (VUNSPEC_LL, VUNSPEC_SC): New.
8086 (sync_result, sync_memory, sync_required_value, sync_new_value,
8087 sync_t1, sync_t2, sync_release_barrier, sync_op): Remove.
8088 (attr length): Don't use arm_sync_loop_insns.
8089 (cbranch_cc, cstore_cc): Update call to arm_gen_compare_reg.
8090 (movsfcc, movdfcc): Likewise.
8091 * config/arm/constraints.md (Ua): New.
8092 * config/arm/prediates.md (mem_noofs_operand): New.
8093 (sync_compare_and_swap<QHSD>, sync_lock_test_and_set<QHSD>): Remove.
8094 (sync_clobber, sync_t2_reqd): Remove.
8095 (sync_<syncop><QHSD>, sync_nand<QHSD>): Remove.
8096 (sync_new_<syncop><QHSD>, sync_new_nand<QHSD>): Remove.
8097 (sync_old_<syncop><QHSD>, sync_old_nand<QHSD>): Remove.
8098 (arm_sync_compare_and_swap<SIDI>): Remove.
8099 (arm_sync_compare_and_swap<NARROW>): Remove.
8100 (arm_sync_lock_test_and_set<SIDI>): Remove.
8101 (arm_sync_lock_test_and_set<NARROW>): Remove.
8102 (arm_sync_new_<syncop><SIDI>): Remove.
8103 (arm_sync_new_<syncop><NARROW>): Remove.
8104 (arm_sync_new_nand<SIDI>): Remove.
8105 (arm_sync_new_nand<NARROW>): Remove.
8106 (arm_sync_old_<syncop><SIDI>): Remove.
8107 (arm_sync_old_<syncop><NARROW>): Remove.
8108 (arm_sync_old_nand<SIDI>): Remove.
8109 (arm_sync_old_nand<NARROW>): Remove.
8110 (*memory_barrier): Merge arm_output_memory_barrier.
8111 (atomic_compare_and_swap<QHSD>): New.
8112 (atomic_compare_and_swap<NARROW>_1): New.
8113 (atomic_compare_and_swap<SIDI>_1): New.
8114 (atomic_exchange<QHSD>): New.
8115 (cas_cmp_operand, cas_cmp_str): New.
8116 (atomic_op_operand, atomic_op_str): New.
8117 (atomic_<syncop><QHSD>, atomic_nand<QHSD>): New.
8118 (atomic_fetch_<syncop><QHSD>, atomic_fetch_nand<QHSD>): New.
8119 (atomic_<syncop>_fetch<QHSD>, atomic_nand_fetch<QHSD>): New.
8120 (arm_load_exclusive<NARROW>): New.
8121 (arm_load_exclusivesi, arm_load_exclusivedi): New.
8122 (arm_store_exclusive<QHSD>): New.
8124 2012-01-09 Michael Meissner <meissner@linux.vnet.ibm.com>
8126 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add DF
8127 reload patterns if -mvsx-scalar-memory.
8129 * config/rs6000/vsx.md (vsx_xscvspdp): Allow xscvspdp to be
8130 generated, even -mno-vsx-scalar-double was used.
8131 (vsx_xscvdpsp_scalar): Likewise.
8132 (vsx_xscvspdp_scalar2): Likewise.
8134 2012-01-09 Tom de Vries <tom@codesourcery.com>
8135 Andrew Pinski <apinski@cavium.com>
8138 * reorg.c (fill_slots_from_thread): Don't speculate
8139 frame-related insns.
8141 2012-01-09 Richard Sandiford <rdsandiford@googlemail.com>
8143 * sched-int.h (bb_note): Move to...
8144 * basic-block.h: ...here.
8145 * haifa-sched.c (bb_note): Move to...
8146 * cfgrtl.c: ...here.
8147 * function.c (next_block_for_reg): New function.
8148 (move_insn_for_shrink_wrap): Likewise.
8149 (prepare_shrink_wrap): Rewrite to use the above.
8151 2012-01-09 Aldy Hernandez <aldyh@redhat.com>
8153 * gimple.c (is_gimple_non_addressable): Remove.
8154 * gimple.h: Remove is_gimple_non_addressable.
8155 * gimplify.c (gimplify_modify_expr_rhs): Use is_gimple_reg instead of
8156 is_gimple_non_addressable.
8157 * trans-mem.c (expand_assign_tm): Same.
8159 2012-01-09 Richard Guenther <rguenther@suse.de>
8161 PR tree-optimization/51775
8162 * tree-ssa-sccvn.c (visit_use): Value-number throwing stmts.
8163 * tree-ssa-pre.c (eliminate): Properly fixup EH info.
8165 2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
8167 * config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
8169 * config/arm/arm.c (arm_cortex_a15_tune): New static variable.
8171 2012-01-09 Richard Guenther <rguenther@suse.de>
8173 * tree-streamer-out.c (write_ts_optimization): Fix spelling.
8175 2012-01-08 Jan Hubicka <jh@suse.cz>
8177 PR tree-optimize/51680
8178 * ipa-inline-analyss.c (evaluate_properties_for_edge): Fix condition
8179 on when known_vals needs to be computed; cleanup.
8181 2012-01-08 Jan Hubicka <jh@suse.cz>
8183 PR tree-optimize/51694
8184 * ipa-cp.c (ipa_get_indirect_edge_target): Add bounds checks.
8186 2012-01-08 Jonathan Wakely <jwakely.gcc@gmail.com>
8188 * doc/cpp.texi (Predefined Macros): __STRICT_ANSI__ is defined
8189 for -std=c++98 and -std=c++11 too.
8191 2012-01-08 Chung-Lin Tang <cltang@codesourcery.com>
8193 * cfgloop.c (cancel_loop): Add free() of bbs array.
8195 2012-01-07 Jan Hubicka <jh@suse.cz>
8197 PR tree-optimization/51600
8198 * ipa-inline-analysis.c (estimate_edge_devirt_benefit): Disable code
8199 that benefits small functions.
8201 2012-01-07 Jan Hubicka <jh@suse.cz>
8203 * ipa-inline.c (want_inline_small_function_p): Fix formating.
8205 2012-01-07 Jan Hubicka <jh@suse.cz>
8207 PR tree-optimization/51680
8208 * ipa-inline.c (want_inline_small_function_p): Be more lax on functions
8209 whose inlining reduce unit size.
8211 2012-01-07 Alexandre Oliva <aoliva@redhat.com>
8214 * cselib.c (new_elt_loc_list): Promote addr_list to canonical node.
8215 Add canonical node to containing_mem chain after the non-canonical
8216 one, even if there weren't any locs to propagate.
8217 (remove_useless_values): Keep only canonical values.
8218 (add_mem_for_addr, cselib_lookup_mem): Canonicalize addr.
8219 (cselib_invalidate_mem): Likewise. Ensure v is canonical, and
8220 canonicalize mem_chain elements that are not discarded.
8222 2012-01-06 Jakub Jelinek <jakub@redhat.com>
8225 * cgraphunit.c (cgraph_optimize): Call output_weakrefs
8226 before emitting functions.
8228 PR gcov-profile/50127
8229 * bb-reorder.c (partition_hot_cold_basic_blocks): Call
8230 clear_aux_for_blocks.
8232 2012-01-06 Alexandre Oliva <aoliva@redhat.com>
8235 * cselib.c (cselib_hash_rtx): Hash incoming VALUEs too.
8237 2012-01-06 Arnaud Charlet <charlet@adacore.com>
8239 * c-decl.c (ext_block): Moved up.
8240 (collect_all_refs, for_each_global_decl): Take ext_block into account.
8242 2012-01-06 Han Shen <shenhan@google.com>
8244 Translate built-in include paths for sysroot.
8245 * Makefile.in (gcc_gxx_include_dir_add_sysroot): New.
8246 (PREPROCESSOR_DEFINES): Define GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT.
8248 * cppdefault.c (cpp_include_defaults): Replace hard coded "0" with
8249 GPLUSPLUS_INCLUDE_DIR_ADD_SYSROOT for "add_sysroot" field.
8251 * configure.ac (AC_SUBST): Add gcc_gxx_include_dir_add_sysroot to
8252 control whether sysroot should be prepended to gxx include dir.
8254 * configure: Regenerate.
8256 2012-01-06 Torvald Riegel <triegel@redhat.com>
8258 PR rtl-optimization/51771
8259 * builtin-attrs.def (ATTR_RETURNS_TWICE, ATTR_TM_NOTHROW_RT_LIST): New.
8260 * gtm-builtins.def (BUILT_IN_TM_START): Add returns-twice attrib.
8262 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8264 PR tree-optimization/51315
8265 * tree-sra.c (tree_non_aligned_mem_for_access_p): New predicate.
8266 (build_accesses_from_assign): Use it instead of tree_non_aligned_mem_p.
8268 2012-01-05 Uros Bizjak <ubizjak@gmail.com>
8271 * config/ia64/ia64.c (expand_vec_perm_shrp): Use correct operands
8272 for shrp pattern. Correctly handle and fixup shift variable.
8273 Return false when shift > nelt for BYTES_BIG_ENDIAN target.
8275 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8278 * calls.c (emit_call_1): For noreturn calls force a REG_ARGS_SIZE
8279 note when !ACCUMULATE_OUTGOING_ARGS.
8281 2012-01-05 Eric Botcazou <ebotcazou@adacore.com>
8283 * tree-vrp.c (extract_range_from_binary_expr_1): Remove duplicated
8285 (extract_range_from_unary_expr_1): Avoid useless computations.
8287 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8289 PR rtl-optimization/51767
8290 * cfgrtl.c (force_nonfallthru_and_redirect): Force addition
8291 of jump_block and add an extra edge for degenerated asm gotos.
8294 * stmt.c (check_unique_operand_names): Don't ICE during error
8295 reporting if i is from labels chain.
8298 * profile.c (branch_prob): Split bbs that have exit edge
8299 and need a fake entry edge too.
8301 2012-01-05 Jan Hubicka <jh@suse.cz>
8304 * cfgloopmanip.c (remove_path): Walk loop hiearchy upwards when
8307 2012-01-05 Richard Guenther <rguenther@suse.de>
8310 * tree-streamer-out.c (write_ts_optimization): New function.
8311 (streamer_write_tree_body): Call it.
8312 * tree-streamer-in.c (lto_input_ts_optimization): New function.
8313 (streamer_read_tree_body): Call it.
8314 * lto-streamer-out.c (lto_is_streamable): Handle OPTIMIZATION_NODE.
8316 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8319 * gimple.h (struct gimplify_ctx): Add in_cleanup_point_expr field.
8320 * gimplify.c (gimplify_cleanup_point_expr): Save and set
8321 in_cleanup_point_expr before gimplify_stmt call and restore it
8323 (gimplify_target_expr): Don't add {CLOBBER} cleanup if
8324 in_cleanup_point_expr is false.
8326 2012-01-05 Richard Guenther <rguenther@suse.de>
8329 * common.opt (Wmudflap, fmudflap, fmudflapth, fmudflapir): Move
8331 * toplev.c (process_options): Reject combining mudflap and LTO.
8332 * tree-nomudflap.c (nogo): Use sorry instead of internal_error.
8334 2012-01-05 Richard Guenther <rguenther@suse.de>
8336 PR tree-optimization/51760
8337 * tree-ssa-ccp.c (likely_value): Drop UNDEFINED to CONSTANT,
8339 (bit_value_unop): Handle UNDEFINED operands.
8340 (bit_value_binop): Likewise.
8342 2012-01-05 Georg-Johann Lay <avr@gjlay.de>
8344 * config/avr/avr.c (avr_replace_prefix): Remove.
8345 (avr_asm_named_section): Use ACONCAT instead of avr_replace_prefix.
8346 (avr_asm_function_rodata_section): Ditto.
8347 (avr_asm_select_section): Ditto.
8349 2012-01-05 Marcus Shawcroft <marcus.shawcroft@arm.com>
8351 * reload.c (find_reloads): Adjust LABEL_NUSES on REG_LABEL_OPERAND
8354 2012-01-05 Jakub Jelinek <jakub@redhat.com>
8357 * tree-cfg.c (need_fake_edge_p): Return true also for noreturn
8358 calls that have any non-fake successor edges.
8361 * var-tracking.c (add_stores): For COND_EXEC allow oval to be NULL.
8363 2012-01-04 Eric Botcazou <ebotcazou@adacore.com>
8365 PR tree-optimization/51624
8366 * tree-sra.c (build_ref_for_model): When replicating a chain of
8367 COMPONENT_REFs, stop as soon as the offset would become negative.
8369 2012-01-04 Jakub Jelinek <jakub@redhat.com>
8372 * dwarf2out.c (output_loc_list): For now drop >= 64KB expressions
8373 in .debug_loc on the floor.
8375 2012-01-04 Andrew Pinski <apinski@cavium.com>
8377 * doc/invoke.texi (-march=@var{arch}): Add octeon+ and octeon2.
8379 2012-01-04 Andrew Pinski <apinski@cavium.com>
8380 Adam Nemet <anemet@caviumnetworks.com>
8382 * config/mips/mips.md (size): Add SI and DI.
8383 (SIZE): New mode attribute.
8384 (U): New code attribute.
8385 * config/mips/mips-dsp.md (mips_lbux): Use gen_mips_lbux_extsi.
8386 (mips_lbux_<mode>): Delete.
8387 (mips_l<SHORT:size><u>x_ext<GPR:mode>_<P:mode>): New pattern.
8388 (mips_lhx): Use gen_mips_lhx_extsi.
8389 (mips_lhx_<mode>): Delete.
8391 (mips_l<size>x): New expand.
8392 (mips_lwx_<mode>): Delete.
8393 (mips_l<GPR:size>x_<P:mode>): New pattern.
8394 (*mips_lw<u>x_<P:mode>_ext): Likewise.
8395 * config/mips/mips-ftypes.def: Add DI f(POINTER, SI) function type.
8396 * config/mips/mips.c (mips_lx_address_p): New function.
8397 (mips_rtx_costs <case MEM>): Call mips_lx_address_p.
8398 (dsp64): New availability predicate.
8399 (mips_builtins): Add an entry for __builtin_mips_ldx.
8400 * config/mips/mips.h (ISA_HAS_LBX): New define.
8401 (ISA_HAS_LBUX): Likewise.
8402 (ISA_HAS_LHX): Likewise.
8403 (ISA_HAS_LHUX): Likewise.
8404 (ISA_HAS_LWX): Likewise.
8405 (ISA_HAS_LWUX): Likewise.
8406 (ISA_HAS_LDX): Likewise.
8407 * doc/extend.texi (__builtin_mips_ldx): Document.
8409 2012-01-04 Tristan Gingold <gingold@adacore.com>
8411 * config/vms/xm-vms.h (HOST_LONG_FORMAT, HOST_PTR_PRINTF): Define
8412 when long pointers are used.
8413 * config.build (*-*-*vms*): Handle all OpenVMS targets.
8414 (alpha64-dec-*vms*, alpha*-dec-*vms*)
8415 (ia64-hp-*vms*): Remove.
8416 * config/vms/xm-vms64.h: Delete.
8418 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8421 * trans-mem.c (expand_assign_tm): Handle TM_MEMMOVE loads correctly.
8423 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8425 * opts.c (finish_options): Remove duplicate sorry.
8427 2012-01-04 Aldy Hernandez <aldyh@redhat.com>
8430 * trans-mem.c (diagnose_tm_1): Display indirect calls with no name
8433 2012-01-04 Richard Guenther <rguenther@suse.de>
8436 * tree.c (size_low_cst): New function.
8437 * tree.h (size_low_cst): Declare.
8438 * fold-const.c (fold_comparison): Use it to extract the low
8439 part of the POINTER_PLUS_EXPR offset.
8441 2012-01-04 Georg-Johann Lay <avr@gjlay.de>
8443 Fix clearing ZERO_REG
8444 * config/avr/avr.md (cc): Add alternative "ldi".
8445 (movqi_insn): Use it in cc attribute.
8446 * config/avr/avr.c (notice_update_cc): Handle CC_LDI.
8447 (output_reload_in_const): Use CLR to move 0 to ZERO_REG.
8448 (output_reload_insisf): Use ZERO_REG to pre-clear register.
8450 2012-01-04 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8452 * configure: Regenerate.
8454 2012-01-04 Richard Guenther <rguenther@suse.de>
8456 PR tree-optimization/49651
8457 * tree-ssa-structalias.c (type_can_have_subvars): New function.
8458 (var_can_have_subvars): Use it.
8459 (get_constraint_for_1): Only consider subfields if there can be any.
8461 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8464 * cselib.c (new_elt_loc_list): When moving locs from one cselib_val
8465 to its new canonical_cselib_val and the cselib_val was in
8466 first_containing_mem chain, but the canonical_cselib_val was not,
8467 add the latter into the chain.
8468 (cselib_invalidate_mem): Compare canonical_cselib_val of
8469 addr_list chain elt with v.
8472 * dwarf2out.c (dwarf2out_start_source_file, dwarf2out_define,
8473 dwarf2out_undef): Allocate e.info using ggc_strdup instead
8475 (output_macinfo_op): Don't ggc_strdup fd->filename.
8476 (optimize_macinfo_range): Allocate grp_name using XALLOCAVEC,
8477 then ggc_strdup it. Don't free inc->info or cur->info.
8478 (output_macinfo): Don't free ref->info or file->info.
8480 2012-01-03 Ira Rosen <irar@il.ibm.com>
8482 PR tree-optimization/51269
8483 * tree-vect-loop-manip.c (set_prologue_iterations): Make
8484 first_niters a pointer.
8485 (slpeel_tree_peel_loop_to_edge): Likewise.
8486 (vect_do_peeling_for_loop_bound): Update call to
8487 slpeel_tree_peel_loop_to_edge.
8488 (vect_gen_niters_for_prolog_loop): Don't compute wide_prolog_niters
8489 here. Remove it from the parameters list.
8490 (vect_do_peeling_for_alignment): Update calls and compute
8493 2012-01-03 Richard Guenther <rguenther@suse.de>
8495 PR tree-optimization/51070
8496 * tree-loop-distribution.c (stmt_has_scalar_dependences_outside_loop):
8497 Properly handle calls.
8499 2012-01-03 Richard Guenther <rguenther@suse.de>
8501 PR tree-optimization/51692
8502 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not remove
8503 the LHS of allocation stmts.
8505 2012-01-03 Olivier Hainque <hainque@adacore.com>
8507 * system.h: Prior to #define, #undef fopen and freopen unconditionally.
8509 2012-01-03 Olivier Hainque <hainque@adacore.com>
8511 * collect2.c (main): In AIX specific computations for vector
8512 insertions, use CONST_CAST2 to cast from char ** to const char **.
8514 2012-01-03 Richard Guenther <rguenther@suse.de>
8517 * dwarf2out.c (dwarf2out_finish): Always create a DIE for
8518 the context of a limbo DIE when it does not already exist.
8520 2012-01-03 Jakub Jelinek <jakub@redhat.com>
8522 PR tree-optimization/51719
8523 * value-prof.c (gimple_ic): When indirect call isn't noreturn,
8524 but direct call is, clear direct call's lhs and don't add fallthrough
8525 edge from dcall_bb to join_bb and PHIs.
8527 2012-01-03 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
8529 * config/s390/s390.md ("*cmp<mode>_ccs"): Fix comment mentioning
8530 the instructions emitted by the pattern.
8531 ("*TDC_insn_<mode>"): Add comment.
8533 2012-01-03 Richard Guenther <rguenther@suse.de>
8536 * fold-const.c (fold_comparison): Properly canonicalize
8537 tree offset and HOST_WIDE_INT bit position.
8539 2012-01-02 Uros Bizjak <ubizjak@gmail.com>
8541 * config/ia64/ia64.c (expand_vec_perm_broadcast): Use correct
8542 operands for extzv pattern.
8544 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8547 * cselib.c (add_mem_for_addr): Call canonical_cselib_val
8550 2012-01-02 Sandra Loosemore <sandra@codesourcery.com>
8552 * doc/invoke.texi (-flto and related options): Copy-edit.
8554 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8556 * config/mips/mips.md (loadgp_newabi_<mode>): Add missing earlyclobber.
8558 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8560 * config/i386/sse.md (*avx2_gatherdi<mode>_3, *avx2_gatherdi<mode>_4):
8563 2012-01-02 Richard Sandiford <rdsandiford@googlemail.com>
8565 * expr.h (move_by_pieces_ninsns): Declare.
8566 * expr.c (move_by_pieces_ninsns): Make external.
8567 * config/mips/mips-protos.h (mips_move_by_pieces_p): Declare.
8568 (mips_store_by_pieces_p): Likewise.
8569 * config/mips/mips.h (MOVE_BY_PIECES_P): Call mips_move_by_pieces_p.
8570 (STORE_BY_PIECES_P): Likewise mips_store_by_pieces_p.
8571 * config/mips/mips.c (mips_move_by_pieces_p): New function.
8572 (mips_store_by_pieces_p): Likewise.
8574 2012-01-02 Jakub Jelinek <jakub@redhat.com>
8576 * passes.c (register_one_dump_file): Free full_name.
8578 * reload1.c (reload): Don't allocate reg_max_ref_width here.
8579 (calculate_elim_costs_all_insns): Free offsets_at and
8580 offsets_known_at at the end and clear the pointers.
8582 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8584 * config/avr/avr.opt (-mbranch-cost): Fix double definition of
8585 this option introduced in r180739.
8587 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8590 * config.gcc (tm_file target=avr]): Add avr/avr-multilib.h
8591 (tmake_file target=avr): Add avr/t-multilib.
8593 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use AVR_HAVE_8BIT_SP
8594 to built-in define __AVR_HAVE_8BIT_SP__, __AVR_HAVE_16BIT_SP__.
8595 * config/avr/genmultilib.awk: New file.
8596 * config/avr/t-multilib: New auto-generated file.
8597 * config/avr/multilib.h: New auto-generated file.
8598 * config/avr/t-avr (AVR_MCUS): New variable.
8599 (genopt.sh): Use it.
8600 (s-mlib): Depend on t-multilib.
8601 (t-multilib, multilib.h): New dependencies.
8602 (s-avr-mlib): New rule to build t-multilib, multilib.h from AVR_MCUS.
8603 (MULTILIB_OPTIONS): Remove.
8604 (MULTILIB_MATCHES): Remove.
8605 (MULTILIB_DIRNAMES): Remove.
8606 (MULTILIB_EXCEPTIONS): Remove:
8607 * config/avr/genopt.sh: Don't use hard coded file name;
8608 pass AVR_MCUS from t-avr instead.
8610 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8612 * config/avr/avr.c (avr_out_ashrpsi3): Fix "case 31" to "case 23".
8614 2012-01-02 Georg-Johann Lay <avr@gjlay.de>
8616 Implement light-weight DImode support.
8617 * config/avr/avr-dimode.md: New file.
8618 * config/avr/avr.md: Include it.
8619 (adjust_len): Add plus64, compare64.
8620 (HIDI): Remove code iterator.
8621 (code_stdname): New code attribute.
8622 (rotx, rotsmode): Remove DI.
8623 (rotl<mode>3, *rotw<mode>, *rotb<mode>): Use HISI instead of HIDI
8625 * config/avr/avr-protos.h (avr_have_dimode): New.
8626 (avr_out_plus64, avr_out_compare64): New.
8627 * config/avr/avr.c (avr_out_compare): Handle DImode.
8628 (avr_have_dimode): New variable definition and initialization.
8629 (avr_out_compare64, avr_out_plus64): New functions.
8630 (avr_out_plus_1): Use simplify_unary_operation to negate xval.
8631 (adjust_insn_length): Handle ADJUST_LEN_COMPARE64, ADJUST_LEN_PLUS64.
8632 (avr_compare_pattern): Skip DImode comparisons.
8634 2012-01-02 Revital Eres <revital.eres@linaro.org>
8636 * ddg.c (def_has_ccmode_p): New function.
8637 (add_cross_iteration_register_deps,
8638 create_ddg_dep_from_intra_loop_link): Call it.
8640 2012-01-02 Richard Guenther <rguenther@suse.de>
8643 * invoke.texi (fassociative-math): Remove spurious paranthesis.
8645 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8647 * gcc.c (process_command): Update copyright notice dates.
8648 * gcov.c (print_version): Likewise.
8649 * gcov-dump.c (print_version): Likewise.
8650 * mips-tfile.c (main): Likewise.
8651 * mips-tdump.c (main): Likewise.
8653 2012-01-01 Ira Rosen <irar@il.ibm.com>
8655 PR tree-optimization/51704
8656 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Check that
8657 a use is inside the basic block or loop before accessing its vect info.
8659 2012-01-01 Jan Hubicka <jhjh@suse.cz>
8661 PR rtl-optimization/51069
8662 * cfgloopmanip.c (remove_path): Removing path making irreducible
8663 region unconditional makes BB part of the region.
8665 2012-01-01 Jakub Jelinek <jakub@redhat.com>
8667 PR tree-optimization/51683
8668 * tree-ssa-propagate.c (substitute_and_fold): Don't optimize away
8669 calls with side-effects.
8670 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
8672 Copyright (C) 2012 Free Software Foundation, Inc.
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