1 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4 * optc-gen.awk: Work around HP-UX/IA awk bug.
6 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
8 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
16 Change operand 1 predicate to nonimmediate_operand.
18 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21 * dwarf2out.c (struct die_struct): Mark as chain_circular through
23 * gengtype.c (walk_type, write_func_for_structure): Handle
25 * doc/gty.texi: Document chain_circular.
27 2008-04-28 Richard Guenther <rguenther@suse.de>
29 PR tree-optimization/36066
30 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
33 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
37 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
38 Use match_scratch instead of match_operand for operands 3 and 4.
40 2008-04-27 Richard Guenther <rguenther@suse.de>
42 PR tree-optimization/18754
43 PR tree-optimization/34223
44 * tree-pass.h (pass_complete_unrolli): Declare.
45 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
46 loop size before and after unconditionally of UL_NO_GROWTH in effect.
47 Rewrite loop into loop closed SSA form if it is not already.
48 (tree_unroll_loops_completely): Re-structure to iterate over
49 innermost loops with intermediate CFG cleanups.
50 Unroll outermost loops only if requested or the code does not grow
52 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
54 (tree_vectorize): Instead do so here.
55 (tree_complete_unroll): Also unroll outermost loops.
56 (tree_complete_unroll_inner): New function.
57 (gate_tree_complete_unroll_inner): Likewise.
58 (pass_complete_unrolli): New pass.
59 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
60 uses outside of the loop.
61 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
62 form if it is available.
63 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
64 * passes.c (init_optimization_passes): Schedule complete inner
65 loop unrolling pass before the first CCP pass after final inlining.
67 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
69 * targhooks.h (default_emutls_var_fields,
70 default_emutls_var_init): Declare.
71 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
72 * target.h (struct gcc_target): Add struct emutls member.
73 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
74 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
75 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
76 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
77 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
78 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
79 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
80 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
81 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
82 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
83 emit debug information.
84 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
85 * varasm.c: Include targhooks.h.
86 (emutls_object_section, emutls_tmpl_section): New.
87 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
88 (EMUTLS_SEPARATOR): New.
90 (get_emutls_object_name): New.
91 (default_emutls_var_fields): New, broken out of ...
92 (get_emutls_object_type): ... here. Adjust to use target hooks.
93 (get_emutls_init_templ_addr): Adjust to use target hooks.
94 (emutls_decl): Adjust to use target hooks.
95 (emutls_finish): Likewise.
96 (default_emutls_var_init): New, broken out of ...
97 (assemble_variable): ... here. Adjust to use target hooks.
98 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
100 * c-common.c (handle_section_attribute): Prevent overriding
101 sections for emulated tls with special sections.
102 * config/i386/i386.c (x86_64_elf_select_section): Add
103 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
104 (x86_64_elf_unique_section): Likewise.
105 * config/vxworks.c: Include tree.h.
106 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
107 (vxworks_override_options): Set TLS scheme.
108 * doc/tm.texi (Emulated TLS): New node.
110 2008-04-26 Simon Baldwin <simonb@google.com>
113 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
114 with propagated string constants.
116 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
118 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
119 constraint for operand 2 when operand 0 is memory operand.
120 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
121 operand 0 is memory operand.
122 (fix_trunc<mode>_i387_with_temp): Ditto.
123 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
124 operand 2 when operand 1 is memory operand.
125 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
126 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
127 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
128 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
129 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
130 operands 2,3 and 4 when operand 1 is memory operand.
131 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
133 (fistdi2_floor_with_temp): Ditto.
134 (fist<mode>2_floor_with_temp): Ditto.
135 (fistdi2_ceil_with_temp): Ditto.
136 (fist<mode>2_ceil_with_temp): Ditto.
137 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
139 2008-04-26 David Daney <ddaney@avtrex.com>
141 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
143 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
144 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
145 UNSPEC_UPDATE_GOT_VERSION): Renumber.
146 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
147 (compare_and_swap_12): New insn.
148 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
149 * config/mips/mips.c (mips_force_binary): New function.
150 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
151 (mips_expand_compare_and_swap_12): New function.
152 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
154 2008-04-25 Jan Hubicka <jh@suse.cz>
157 * cfgexpand.c (pass_expand): Turn into RTL pass.
158 * passes.c (execute_one_pass): Do pass typechecking after execution.
159 * tree-pass.h (pass_expand): Turn into RTL pass.
161 * function.h (struct rtl_data): Move here fields
162 accesses_prior_frames, calls_eh_return, saves_all_registers,
163 has_nonlocal_goto, has_asm_statement, is_thunk,
164 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
165 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
166 arg_pointer_save_area_init from struct function; turn into bool.
167 (struct function): Move
168 calls_eh_return, saves_all_registers, has_nonlocal_goto,
169 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
170 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
171 tail_call_emit, arg_pointer_save_area_init
172 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
173 (current_function_returns_struct, current_function_returns_pcc_struct,
174 current_function_calls_setjmp, current_function_calls_alloca,
175 current_function_accesses_prior_frames,
176 current_function_calls_eh_return, current_function_is_thunk,
177 current_function_stdarg, current_function_profile,
178 current_function_limit_stack, current_function_uses_pic_offset_table,
179 current_function_uses_const_pool, current_function_has_nonlocal_label,
180 current_function_saves_all_registers,
181 current_function_has_nonlocal_goto,
182 current_function_has_asm_statement): Remove accesor macros.
183 * ra-conflict.c (global_conflicts): Update.
184 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
185 (suitable_for_tail_call_opt_p): Update.
186 * builtins.c (expand_builtin_return_addr): Update.
187 (expand_builtin_setjmp_setup): Update.
188 (expand_builtin_nonlocal_goto): Update.
189 * final.c (final_start_function): Update.
190 (profile_function): Update.
191 (leaf_function_p): Update.
192 (only_leaf_regs_used): Update.
193 * df-scan.c (df_get_exit_block_use_set): Update.
194 * dojump.c (clear_pending_stack_adjust): Update.
195 * tree-stdarg.c (gate_optimize_stdarg): Update.
196 * gimple-low.c (lower_function_body): Update.
197 * global.c (compute_regsets): Update.
198 (global_alloc): Update.
199 * dwarf2out.c (dwarf2out_begin_prologue): Update.
200 * expr.c (expand_assignment): Update.
201 * dse.c (dse_step0): Update.
203 * c-decl.c (store_parm_decls): Update.
204 * local-alloc.c (combine_regs): Update.
205 (find_free_reg): Update.
206 * function.c (assign_parms_augmented_arg_list): Update.
207 (assign_parm_find_data_types): Update.
208 (assign_parms): Update.
209 (allocate_struct_function): Update.
210 (expand_function_start): Update.
211 (expand_function_end): Update.
212 (get_arg_pointer_save_area): Update.
213 (thread_prologue_and_epilogue_insns): Update.
214 (rest_of_match_asm_constraints): Update.
215 * stor-layout.c (variable_size): Update.
216 * gcse.c (gcse_main): Update.
217 (bypass_jumps): Update.
218 * gimplify.c (gimplify_function_tree): Update.
219 * calls.c (emit_call_1): Update.
220 (expand_call): Update.
221 * bt-load.c (compute_defs_uses_and_gen): Update.
222 * except.c (sjlj_assign_call_site_values): Update.
223 (sjlj_emit_function_enter): Update.
224 (can_throw_external): Update.
225 (set_nothrow_function_flags): Update.
226 (expand_builtin_unwind_init): Update.
227 (expand_eh_return): Update.
228 (convert_to_eh_region_ranges): Update.
229 (output_function_exception_table): Update.
230 * emit-rtl.c (gen_tmp_stack_mem): Update.
231 * cfgexpand.c (expand_used_vars): Update.
232 (tree_expand_cfg): Update.
233 * cfgcleanup.c (rest_of_handle_jump): Update.
234 * explow.c (allocate_dynamic_stack_space): Update.
235 * varasm.c (assemble_start_function): Update.
236 (force_const_mem): Update.
237 (mark_constant_pool): Update.
238 * tree-optimize.c (tree_rest_of_compilation): Update.
239 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
240 * tree-cfg.c (notice_special_calls): Update.
241 (is_ctrl_altering_stmt): Update.
242 (tree_can_make_abnormal_goto): Update.
243 (tree_purge_dead_abnormal_call_edges): Update.
244 * config/alpha/predicates.md: Update.
245 * config/alpha/alpha.c (alpha_sa_mask): Update.
246 (alpha_sa_size): Update.
247 (alpha_does_function_need_gp): Update.
248 (alpha_expand_prologue): Update.
249 (alpha_start_function): Update.
250 (alpha_output_function_end_prologue): Update.
251 (alpha_expand_epilogue): Update.
252 * config/frv/frv.c (frv_stack_info): Update.
253 (frv_expand_epilogue): Update.
254 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
255 (s390_register_info): Update.
256 (s390_frame_info): Update.
257 (s390_init_frame_layout): Update.
258 (s390_can_eliminate): Update.
260 * config/spu/spu.c (spu_split_immediate): Update.
261 (need_to_save_reg): Update.
262 (spu_expand_prologue): Update.
263 (spu_expand_epilogue): Update.
264 * config/sparc/sparc.md: Update.
265 * config/sparc/sparc.c (eligible_for_return_delay): Update.
266 (sparc_tls_got): Update.
267 (legitimize_pic_address): Update.
268 (sparc_emit_call_insn): Update.
269 (sparc_expand_prologue): Update.
270 (output_return): Update.
271 (print_operand): Update.
272 (sparc_function_ok_for_sibcall): Update.
273 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
274 * config/m32r/m32r.md: Update.
275 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
276 (m32r_compute_frame_size): Update.
277 (m32r_expand_prologue): Update.
278 (m32r_expand_epilogue): Update.
279 (m32r_legitimize_pic_address): Update.
280 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
281 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
282 * config/i386/i386.c (ix86_frame_pointer_required): Update.
284 (ix86_save_reg): Update.
285 (ix86_compute_frame_layout): Update.
286 (ix86_expand_prologue): Update.
287 (ix86_expand_epilogue): Update.
288 * config/sh/sh.c (output_stack_adjust): Update.
289 (calc_live_regs): Update.
290 (sh5_schedule_saves): Update.
291 (sh_expand_prologue): Update.
292 (sh_expand_epilogue): Update.
293 (sh_setup_incoming_varargs): Update.
294 (sh_allocate_initial_value): Update.
295 (sh_get_pr_initial_val): Update.
296 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
297 * config/sh/sh.md (label:): Update.
298 * config/avr/avr.c (out_movhi_mr_r): Update.
299 * config/crx/crx.h (enum): Update.
300 * config/xtensa/xtensa.h (along): Update.
301 * config/stormy16/stormy16.c Update.
302 (xstormy16_compute_stack_layout): Update.
303 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
304 (fr30_expand_prologue): Update.
305 * config/cris/cris.c (cris_conditional_register_usage): Update.
306 (cris_reg_saved_in_regsave_area): Update.
307 (cris_initial_frame_pointer_offset): Update.
308 (cris_simple_epilogue): Update.
309 (cris_expand_prologue): Update.
310 (cris_expand_epilogue): Update.
311 (cris_expand_pic_call_address): Update.
312 (cris_asm_output_symbol_ref): Update.
313 (cris_asm_output_label_ref): Update.
314 * config/cris/cris.md Update.
315 * config/iq2000/iq2000.c (compute_frame_size): Update.
316 (iq2000_expand_epilogue): Update.
317 * config/mt/mt.h (save_direction): Update.
318 * config/mn10300/mn10300.c (mn10300_function_value): Update.
319 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
320 (ia64_secondary_reload_class): Update.
321 * config/m68k/m68k.c (m68k_save_reg): Update.
322 (m68k_expand_prologue): Update.
323 (m68k_expand_epilogue): Update.
324 (legitimize_pic_address): Update.
325 * config/rs6000/rs6000.c (rs6000_got_register): Update.
326 (first_reg_to_save): Update.
327 (first_altivec_reg_to_save): Update.
328 (compute_vrsave_mask): Update.
329 (compute_save_world_info): Update.
330 (rs6000_stack_info): Update.
331 (spe_func_has_64bit_regs_p): Update.
332 (rs6000_ra_ever_killed): Update.
333 (rs6000_emit_eh_reg_restore): Update.
334 (rs6000_emit_allocate_stack): Update.
335 (rs6000_emit_prologue): Update.
336 (rs6000_emit_epilogue): Update.
337 (rs6000_output_function_epilogue): Update.
338 (output_profile_hook): Update.
339 (rs6000_elf_declare_function_name): Update.
340 * config/rs6000/rs6000.h (rs6000_args): Update.
341 * config/rs6000/rs6000.md: Update.
342 * config/mcore/mcore.c (mcore_expand_prolog): Update.
343 * config/arc/arc.c (arc_output_function_epilogue): Update.
344 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
345 * config/darwin.c (machopic_function_base_name): Update.
346 * config/score/score3.c (score3_compute_frame_size): Update.
349 (score3_epilogue): Update.
350 * config/score/score7.c (score7_compute_frame_size): Update.
351 (score7_prologue): Update.
352 (score7_epilogue): Update.
353 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
354 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
355 * config/arm/arm.c (use_return_insn): Update.
356 (require_pic_register): Update.
357 (arm_load_pic_register): Update.
358 (arm_compute_save_reg0_reg12_mask): Update.
359 (arm_compute_save_reg_mask): Update.
360 (thumb1_compute_save_reg_mask): Update.
361 (output_return_instruction): Update.
362 (arm_output_function_prologue): Update.
363 (arm_output_epilogue): Update.
364 (arm_get_frame_offsets): Update.
365 (arm_expand_prologue): Update.
366 (thumb_pushpop): Update.
367 (thumb_exit): Update.
368 (thumb1_expand_prologue): Update.
369 (thumb1_expand_epilogue): Update.
370 (arm_unwind_emit): Update.
371 (arm_output_fn_unwind): Update.
372 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
373 * config/arm/arm.md: Update.
374 * config/pa/pa.md: Update.
375 * config/pa/pa.c (legitimize_pic_address): Update.
376 (compute_frame_size): Update.
377 (hppa_expand_prologue): Update.
378 (hppa_expand_epilogue): Update.
379 (borx_reg_operand): Update.
380 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
381 (HARD_REGNO_RENAME_OK): Update.
382 * config/mips/mips.c (mips_global_pointer): Update.
383 (mips_save_reg_p): Update.
384 (mips_compute_frame_info): Update.
385 (mips_frame_pointer_required): Update.
386 (mips_expand_prologue): Update.
387 (mips_expand_epilogue): Update.
388 (mips_can_use_return_insn): Update.
389 (mips_reorg_process_insns): Update.
390 * config/v850/v850.c (compute_register_save_size): Update.
391 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
392 * config/mmix/mmix.c (along): Update.
393 (mmix_expand_epilogue): Update.
394 * config/bfin/bfin.c (legitimize_pic_address): Update.
395 (must_save_p): Update.
396 (stack_frame_needed_p): Update.
397 (add_to_reg): Update.
398 (bfin_expand_prologue): Update.
399 * stmt.c (expand_asm_operands): Update.
400 * reload1.c (reload): Update.
401 (init_elim_table): Update.
403 2008-04-25 Bob Wilson <bob.wilson@acm.org>
405 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
407 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
409 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
411 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
412 (mov<mode>): Removed.
413 (*movv4sf_internal): Likewise.
414 (*movv2df_internal): Likewise.
416 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
418 * config.gcc (crx-*-elf): Remove deprecation.
420 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
422 * config/i386/cygming-crtend.c (register_frame_ctor): Register
423 __gcc_deregister_frame with atexit.
424 (deregister_frame_dtor): Remove.
426 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
427 Nathan Sidwell <nathan@codesourcery.com>
429 * config/rs6000/rs6000.opt (mspe): Remove Var property.
431 * config/rs6000/rs6000.h (rs6000_spe): Declare.
432 (rs6000_isel): Likewise.
433 * config/rs6000/rs6000.c (rs6000_spe): New variable.
434 (rs6000_isel): New variable.
435 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
437 2008-04-24 Jakub Jelinek <jakub@redhat.com>
440 * c-common.c (handle_vector_size_attribute): Call
441 lang_hooks.types.reconstruct_complex_type instead of
442 reconstruct_complex_type.
443 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
444 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
445 * langhooks.h (struct lang_hooks_for_types): Add
446 reconstruct_complex_type hook.
447 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
448 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
450 2008-04-24 Richard Guenther <rguenther@suse.de>
452 * c-common.h (check_builtin_function_arguments): Declare.
453 * c-common.c (validate_nargs): New function.
454 (check_builtin_function_arguments): Likewise.
455 * c-typeck.c (build_function_call): Call
456 check_builtin_function_arguments.
457 * builtins.c (fold_builtin_classify): Remove error reporting code.
458 (fold_builtin_unordered_cmp): Likewise.
459 (fold_builtin_1): Likewise.
460 (fold_builtin_n): Likewise.
462 2008-04-24 Jakub Jelinek <jakub@redhat.com>
464 PR tree-optimization/36008
465 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
466 the original op1, rather than delta by step.
468 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
469 Sebastian Pop <sebastian.pop@amd.com>
471 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
472 eliminate_local_variables_stmt, eliminate_local_variables,
473 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
474 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
475 of code delimited by two edges in the CFG.
476 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
477 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
478 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
479 the case of parallelisation of reductions.
480 (expr_invariant_in_region_p): New.
482 * tree-flow.h (gather_blocks_in_sese_region): Declared.
483 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
485 2008-04-24 Ira Rosen <irar@il.ibm.com>
486 Richard Guenther <rguenther@suse.de>
488 PR tree-optimization/36034
489 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
490 incapable of dealing with loads with gaps.
492 2008-04-24 Rafael Espindola <espindola@google.com>
494 * tree-flow.h (vrp_evaluate_conditional): Change signature.
495 * tree-ssa-propagate.c (fold_predicate_in): Update call to
496 vrp_evaluate_conditional.
497 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
498 (vrp_evaluate_conditional): Split the cond argument.
499 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
500 (simplify_stmt_for_jump_threading): Update call to
501 vrp_evaluate_conditional.
503 2008-04-24 Ira Rosen <irar@il.ibm.com>
505 PR tree-optimization/35982
506 * tree-vect-analyze.c (vect_check_interleaving): Check that the
507 interleaved data-refs are of the same type.
509 2008-04-24 Danny Smith <dannysmith@users.net>
511 * c-format.c (check_format_info_main): Use strncmp rather than a
512 magic prefix to handle multichar length specs.
513 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
514 Don't prefix "I64" and "I32" with '\0'.
516 2008-04-24 Jakub Jelinek <jakub@redhat.com>
519 * config/i386/i386.c (init_cumulative_args): Don't pass anything
520 in registers for -m32 only if stdarg_p (fntype).
522 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
524 PR rtl-optimization/36006
525 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
526 temp to op0 in order to avoid invalid rtx sharing.
528 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
530 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
531 check TREE_INVARIANT.
532 * tree-gimple.c (is_gimple_address): New.
533 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
534 * tree-gimple.h (is_gimple_address): New.
535 * tree.h (decl_address_invariant_p): New.
536 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
537 (build_string): Likewise.
538 (decl_address_invariant_p): New, from is_gimple_invariant_address.
539 (tree_invariant_p_1): Likewise.
541 (tree_invariant_p): New.
542 (skip_simple_arithmetic): Use it.
543 (stabilize_reference_1): Use it.
544 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
546 (build1_stat): Drop code to compute TREE_INVARIANT.
547 (build2_stat): Drop code to compute TREE_INVARIANT.
548 (build3_stat): Drop code to compute TREE_INVARIANT.
549 (build4_stat): Drop code to compute TREE_INVARIANT.
550 (build5_stat): Drop code to compute TREE_INVARIANT.
551 (build7_stat): Drop code to compute TREE_INVARIANT.
552 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
553 * tree.h (struct tree_base): Remove invariant_flag.
554 (TREE_INVARIANT): Remove.
555 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
556 (fold_builtin_expect): Check TREE_CONSTANT.
557 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
558 * c-tree.h (c_expr_to_decl): Drop third parameter.
559 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
560 (build_c_cast): Don't set TREE_INVARIANT.
561 (pop_init_level): Don't set TREE_INVARIANT.
562 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
563 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
565 (gimplify_init_constructor): Don't set TREE_INVARIANT.
566 (gimplify_addr_expr): Adjust comment.
567 * tree-mudflap.c (mf_build_string):
568 * print-tree.c (print_node): Don't print TREE_INVARIANT.
569 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
570 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
571 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
572 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
573 * langhooks.h (struct lang_hooks): Drop third parameter from
576 2008-04-23 Richard Guenther <rguenther@suse.de>
578 PR tree-optimization/27799
579 PR tree-optimization/32921
580 PR tree-optimization/32624
581 * tree-ssa-structalias.c (merge_smts_into): Only merge the
582 SMTs aliases and the tag itself into the solution.
583 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
584 merge the points-to solution back into the SMT aliases.
585 (may_alias_p): Use alias_set_subset_of instead of
586 aliases_conflict_p. A pointer which points to
587 memory with alias set zero may access any variable.
589 2008-04-23 Richard Guenther <rguenther@suse.de>
591 * alias.c (alias_set_subset_of): Correctly handle asking
592 if zero is a subset of an alias set with zero child.
593 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
594 (compute_flow_insensitive_aliasing): Correctly walk all
595 pointers. Do not unnecessarily union sets.
597 2008-04-23 Richard Guenther <rguenther@suse.de>
600 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
602 2008-04-22 Tomas Bily <tbily@suse.cz>
604 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
606 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
608 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
609 * tree-ssa-structalias.c (get_constraint_for): Likewise.
610 * tree-inline.c (estimate_num_insns_1): Likewise.
611 * varasm.c (const_hash_1, compare_constant, copy_constant)
612 (compute_reloc_for_constant, output_addressed_constants): Likewise.
613 * emit-rtl.c (component_ref_for_mem_expr)
614 (set_mem_attributes_minus_bitpos): Likewise.
615 * expr.c (highest_pow2_factor, expand_expr_real_1, )
616 (is_aligning_offset): Likewise.
617 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
618 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
619 * dojump.c (do_jump): Likewise.
620 * builtins.c (get_pointer_alignment, get_memory_rtx)
621 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
622 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
624 2008-04-23 Jakub Jelinek <jakub@redhat.com>
626 PR rtl-optimization/36017
627 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
628 expanding the library call.
630 2008-04-22 Ian Lance Taylor <iant@google.com>
632 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
635 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
637 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
638 of LR/CTR moves for Power6.
640 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
643 * passes.c (init_optimization_passes): Remove
644 pass_fast_rtl_byte_dce.
646 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
649 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
650 builtin functions to generate faster code.
651 (_mm_cvtpu16_ps): Ditto.
652 (_mm_cvtpi32x2_ps): Ditto.
654 2008-04-22 Nick Clifton <nickc@redhat.com>
656 * common.opt (ftree-loop-distribution): Add Optimization
659 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
660 (frv_expand_builtin_va_start): Likewise.
662 * config/arm/arm.c (thumb_find_work_register): Fix location of
663 argument register count.
665 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
667 Support scheduling for ColdFire V1 and V3 microarchitecture.
668 Improve scheduling of multiplication instructions.
670 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
671 (mac): New instruction attribute.
672 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
673 (m68k_sched_mac): New variable.
674 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
675 Handle cfv1 and cfv3.
676 (max_insn_size): New static variable.
677 (struct _sched_ib): New type.
678 (sched_ib): New static variable.
679 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
680 to fields of 'struct _sched_ib sched_ib'. Update all uses.
681 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
683 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
684 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
685 new variables. Update.
686 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
687 Add modeling of cfv3 instruction buffer. Update.
688 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
689 * config/m68k/m68k.h (TUNE_CFV3): New macro.
690 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
691 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
692 a particular reservation applies to.
693 (type2): Reorganize attribute values. Rename alu to alu_reg,
694 alu_l to alu, move_l to omove. Join move to alu. Split mul
696 (cf_ib_*): Simplify description of instruction buffer.
697 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
698 (cf_mem): Split into cf_mem1 and cf_mem2.
699 (cf_v2_move_??): Rename to cfv12_alu_??.
700 (cf_v2_move_l_??): Rename to cfv12_omove_??.
701 (cf_v2_mul_??): Remove reservations.
702 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
703 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
704 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
706 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
707 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
708 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
709 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
710 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
711 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
712 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
713 expansions of the above reservations for instructions of sizes
716 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
718 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
720 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
722 * coverage.c: Include tree-pass.h.
723 (coverage_counter_alloc): Print da_file_name to the dump file.
725 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
727 * sbitmap.c (sbitmap_range_empty_p): New function.
728 * sbitmap.h (sbitmap_range_empty_p): New function.
729 * bitmap.h: Now includes obstack.h.
731 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
732 Kenneth Zadeck <zadeck@naturalbridge.com>
734 * dbgcnt.def (ra_byte_scan): Added.
735 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
736 when the last hit happens for a counter.
737 * timevar.def (TV_DF_BYTE_LR): New variable.
738 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
739 * passes.c (pass_fast_rtl_byte_dce): New pass.
740 * fwprop.c (update_df): Added mode to call df_ref_create.
741 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
742 DF_REF_EXTRACT_OFFSET.
743 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
744 DF_BYTE_LR_OUT, df_byte_lr): New macro.
746 (df_ref_extract): Added mode field.
747 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
748 DF_REF_EXTRACT_OFFSET.
749 (DF_REF_EXTRACT_MODE): New macro.
750 (df_byte_lr_bb_info): New structure.
751 (df_print_byte_regset, df_compute_accessed_bytes,
752 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
753 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
754 df_byte_lr_simulate_uses,
755 df_byte_lr_simulate_artificial_refs_at_top,
756 df_byte_lr_simulate_artificial_refs_at_end,
757 df_compute_accessed_bytes): New function.
758 (df_ref_create): Add parameter.
759 (df_byte_lr_get_bb_info): New inline function.
760 * df-scan.c (df_ref_record, df_uses_record,
761 df_ref_create_structure): Added mode parameter.
762 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
763 df_defs_record, df_uses_record, df_get_conditional_uses,
764 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
765 df_entry_block_defs_collect, df_exit_block_uses_collect):
766 Added mode parameter to calls to df_ref_record, df_uses_record,
767 df_ref_create_structure.
768 (df_ref_equal_p, df_ref_compare): Added test for modes.
769 (df_ref_create_structure): Added code to set mode. Renamed
770 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
771 DF_REF_EXTRACT_OFFSET.
772 * df-core.c (df_print_byte_regset): New function.
773 * df-byte-scan.c: New file.
774 * df-problems.c (df_rd_transfer_function): Removed unnecessary
775 calls to BITMAP_FREE.
776 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
777 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
778 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
779 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
780 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
781 df_byte_lr_local_compute, df_byte_lr_init,
782 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
783 df_byte_lr_transfer_function, df_byte_lr_free,
784 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
785 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
786 df_byte_lr_simulate_uses,
787 df_byte_lr_simulate_artificial_refs_at_top,
788 df_byte_lr_simulate_artificial_refs_at_end): New function.
789 * dce.c (byte_dce_process_block): New function.
790 (dce_process_block): au is now passed in rather than computed
791 locally. Changed loops that look at artificial defs to not look
792 for conditional or partial ones, because there never are any.
793 (fast_dce): Now is able to drive byte_dce_process_block or
794 dce_process_block depending on the kind of dce being done.
795 (rest_of_handle_fast_dce): Add parameter to fast_dce.
796 (rest_of_handle_fast_byte_dce): New function.
797 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
798 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
800 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
803 * gcc.h: Added fortran options that take arguments to
804 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
807 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
809 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
810 scalarization if on the LHS and not a full access.
812 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
814 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
816 2008-04-18 Rafael Espindola <espindola@google.com>
818 * tree-vrp.c (find_case_label_index): Fix the binary search.
819 (find_case_label_range): New.
820 (vrp_visit_switch_stmt): Use find_case_label_range.
821 (simplify_switch_using_ranges): Use find_case_label_range.
823 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
825 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
826 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
828 2008-04-18 Tom Tromey <tromey@redhat.com>
831 * doc/cpp.texi (Implementation-defined behavior): Mention
834 2008-04-18 Ian Lance Taylor <iant@google.com>
836 * fold-const.c (pointer_may_wrap_p): New static function.
837 (fold_comparison): Add another test for pointer overflow. Use
838 pointer_may_wrap_p to disable some false positives.
840 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
842 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
843 (fname_as_string): Match updated cpp_interpret_string prototype.
844 (fix_string_type): Support char16_t* and char32_t*.
845 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
846 derivative) nodes. Register as builtin if C++0x.
847 (c_parse_error): Support CPP_CHAR{16,32}.
848 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
849 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
850 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
851 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
852 CTI_CHAR32_ARRAY_TYPE>: New elements.
853 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
854 char32_type_node, signed_char32_type_node, char16_array_type_node,
855 char32_array_type_node): New defines.
856 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
857 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
858 (lex_string): Support CPP_STRING{16,32}, match updated
859 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
860 (lex_charconst): Support CPP_CHAR{16,32}.
861 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
862 and CPP_STRING{16,32}.
864 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
867 * aclocal.m4: Regenerate.
868 * configure: Regenerate.
870 2008-04-18 Jan Hubicka <jh@suse.cz>
872 * except.c (dw2_size_of_call_site_table,
873 sjlj_size_of_call_site_table): Use vector API for call_site_record.
875 * cgraphbuild.c (build_cgraph_edges): Update.
876 * tree-pass.h: Update comment.
877 * final.c (leaf_function_p): Update.
878 (leaf_renumber_regs): Update.
879 (rest_of_clean_state): Update.
880 * omp-low.c (expand_omp_parallel): Update.
881 * ipa-reference.c (analyze_function): Update.
882 * reorg.c (find_end_label): Update.
883 (optimize_skip): Update.
884 (fill_simple_delay_slots): Update.
885 (fill_simple_delay_slots): Update.
886 (make_return_insns): Update.
887 (dbr_schedule): Update.
888 * gimple-low.c (record_vars_into): Update.
889 * cfgbuild.c (make_edges): Update.
890 * function.c (assign_stack_local): Update.
891 (assign_parm_adjust_stack_rtl): Update.
892 (locate_and_pad_parm): Update.
893 (allocate_struct_function): Do not initialize stack_alignment_needed
894 and preferred_stack_boundary here.
895 (stack_protect_prologue): Update.
896 (stack_protect_epilogue): Update.
897 (expand_function_start): Initialize stack_alignment_needed,
898 preferred_stack_boundary and max_jumptable_ents.
899 (expand_function_end): Update.
900 (free_after_compilation): Do not NULLify epilogue_delay_list.
901 * function.h (struct rtl_data): Add stack_protect_guard,
902 stack_alignment_needed,
903 preferred_stack_boundary, epilogue_delay_list.
904 (struct function): Remove value_histograms, stack_alignment_needed,
905 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
907 unexpanded_var_list, stack_protect_guard.
908 (current_function_epilogue_delay_list): Remove.
909 * ipa-type-escape.c (analyze_function): Update.
910 * gimplify.c (pop_gimplify_context): Update comment.
911 * calls.c (expand_call): Update.
912 (emit_library_call_value_1): Update.
913 * except.c (set_nothrow_function_flags): Update.
914 * cfgexpand.c (get_decl_align_unit): Update.
915 (create_stack_guard): Update.
916 (estimated_stack_frame_size): Update.
917 (expand_used_vars): Update.
918 (tree_expand_cfg): Free histogram earliers, init expansion variables.
919 * explow.c (allocate_dynamic_stack_space): Update.
920 * tree-ssa-live.c (remove_unused_locals): Update.
921 * varasm.c (mark_constant_pool): Update.
922 * tree-inline.c (remap_decls): Update.
923 (initialize_cfun): Update.
924 (declare_return_variable): Update.
925 (inline_forbidden_p): Update.
926 (expand_call_inline): Update.
927 (declare_inline_vars): Update.
928 (tree_function_versioning): Update.
929 * tree-flow.h (value_histograms): New.
930 (VALUE_HISTOGRAMS): New macro.
931 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
933 * tree-cfg.c (set_bb_for_stmt): Update.
934 (replace_by_duplicate_decl): Update.
935 (move_block_to_fn): Update.
936 (new_label_mapper): Update.
937 (dump_function_to_file): Update.
938 * ipa-struct-reorg.c (build_data_structure): Update.
939 * cfgrtl.c (print_rtl_with_bb): Update.
940 * reload1.c (reload): Update.
942 * config/i386/i386.c (setup_incoming_varargs_64,
943 ix86_compute_frame_layout): Update.
944 * config/arc/arc.c (arc_output_function_epilogue): Update.
946 2008-04-18 Marius Strobl <marius@FreeBSD.org>
948 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
950 * gthr-posix95.h: Likewise.
952 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
954 PR rtl-optimization/35838
955 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
956 out the byte offset of the first subreg.
958 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
960 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
961 to split_ti instead of three separate calls with single member arrays.
962 (subti3 splitter): Ditto.
963 (adddi3 splitter): Ditto with split_di.
964 (subdi3 splitter): Ditto.
965 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
966 two separate calls with single member arrays. Swap match_dup
967 operands 1 and 2 to better fit into the array.
968 (negdi2 splitter): Ditto with split_di.
969 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
970 two separate calls with single member arrays. Swap match_dup operands
971 6 and 7 to better fit into the array.
973 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
975 * config/i386/i386.c (sse_builtin_type): New.
976 (bdesc_sse_args): Likewise.
977 (bdesc_sse_3arg): Removed.
978 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
979 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
980 IX86_BUILTIN_ROUNDPS.
981 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
982 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
983 IX86_BUILTIN_ROUNDPS.
984 (ix86_expand_sse_4_operands_builtin): Removed.
985 (ix86_expand_sse_operands_builtin): New.
986 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
987 and CODE_FOR_sse4_1_roundps.
988 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
989 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
991 2008-04-17 Alan Modra <amodra@bigpond.net.au>
994 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
995 regs before frame pop when needed. If use_backchain_to_restore_sp
996 then load backchain into a temp reg to restore vr and vrsave. Add
997 code to restore vr after frame pop if possible.
999 2008-04-17 Richard Guenther <rguenther@suse.de>
1001 * tree-vn.c (expressions_equal_p): Do not check type
1002 equality or compatibility before calling operand_equal_p.
1003 * fold-const.c (operand_equal_p): Check equivalence of
1004 integer constants before bailing out due to signedness or
1005 precision differences.
1006 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1007 spurious differences in type qualification. Ignore types
1008 for COMPONENT_REFs at all.
1010 2008-04-17 Christian Bruel <christian.bruel@st.com>
1012 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1013 msw_skip comparison.
1015 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1018 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1021 PR tree-optimization/35899
1022 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1023 rather than TREE_OPERAND.
1025 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1028 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1029 temporary registers. Change operand predicate to general_operand.
1030 (remainderxf3): Ditto.
1032 2008-04-16 Richard Guenther <rguenther@suse.de>
1034 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1035 * tree-affine.c (aff_combination_expand): Look through some
1038 2008-04-15 Doug Kwan <dougkwan@google.com>
1040 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1042 * tree-pretty-print.c (dump_generic_node): Ditto.
1043 * final.c (output_addr_const): Ditto.
1044 * dwarf2out.c (output_cfi): Ditto.
1045 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1046 * print-rtl.c (print_rtx): Ditto.
1047 * print-tree.c (print_node_brief, print_node): Ditto.
1048 * c-common.c (match_case_to_enum_1): Ditto.
1049 * sched-vis.c (print_value): Ditto.
1050 * config/i386/i386.c (print_operand): Cast to long unsigned int
1053 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1054 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1055 MS Windows VirtualProtect function.
1057 2008-04-15 Jan Hubicka <jh@suse.cz>
1059 * gengtype.c (write_root): Param_is argument is OK.
1060 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1061 * function.h: Include varray.h
1062 (rtl_eh): New stucture based on except.c one.
1063 (call_site_record): New forward declaration and vector type.
1064 * calls.c (emit_call_1): Do not call
1065 note_current_region_may_contain_throw.
1066 * except.c (eh_status): Remove cur_region, try_region since they are
1068 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1069 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1070 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1071 Remove call_site_data_used, call_site_data_size.
1072 Turn call_site_record into vector in function.h.
1073 (note_current_region_may_contain_throw): Remove.
1074 (get_exception_pointer, get_exception_filter): Do not take struct
1075 function argument; update.
1076 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1077 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1078 build_post_landing_pads, dw2_build_landing_pads,
1079 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1080 sjlj_emit_function_enter, sjlj_emit_function_enter,
1081 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1082 sjlj_build_landing_pads, finish_eh_generation,
1083 remove_exception_handler_label, remove_eh_handler,
1084 maybe_remove_eh_handler, add_reachable_handler,
1085 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1086 add_action_record, collect_one_action_chain, add_call_site,
1087 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1088 sjlj_output_call_site_table, output_function_exception_table,
1089 * except.h (note_current_region_may_contain_throw): Remove
1090 (get_exception_pointer, get_exception_filter): Do not take struct
1092 * Makefile.in (GTFILES): Put varargs before struct function.
1094 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1096 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1097 punt for STRING_CST.
1098 (get_constraint_for): Deal with STRING_CST here instead.
1100 2008-04-15 Richard Guenther <rguenther@suse.de>
1102 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1103 statements in a basic-block with a backward walk. Do not
1104 substitute into dead statements but instead remove those.
1106 2008-04-15 Richard Guenther <rguenther@suse.de>
1108 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1109 to zero, thus disable creation of SFTs.
1111 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1113 * tree-predcom.c (suitable_reference_p): Return false if the
1114 reference can throw.
1116 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1119 * c-decl.c (finish_decl): If extern or static var has variable
1120 size, set TREE_TYPE (decl) to error_mark_node.
1122 2008-04-15 Rafael Espindola <espindola@google.com>
1124 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1127 2008-04-15 Richard Guenther <rguenther@suse.de>
1129 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1130 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1131 (visit_reference_op_load): Do walk vuse-vdef chains on
1132 vn_reference_lookup.
1133 (visit_reference_op_store): But do not here.
1134 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1135 vn_reference_lookup.
1136 (vn_lookup_with_vuses): But do so here.
1138 2008-04-14 Ian Lance Taylor <iant@google.com>
1140 * fold-const.c (fold_overflow_warning): Remove assertion.
1142 2008-04-15 Ben Elliston <bje@au.ibm.com>
1144 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1145 temp1 local variables.
1147 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1150 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1151 ".text.unlikely" section as executable.
1153 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1155 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1156 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1157 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1158 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1159 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1160 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1161 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1163 2008-04-14 Ian Lance Taylor <iant@google.com>
1165 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1166 * fold-const.c (fold_comparison): If appropriate, test
1167 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1168 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1169 reassociating a pointer type.
1170 * doc/invoke.texi (Optimize Options): Document that
1171 -fstrict-overflow applies to pointer wraparound.
1173 2008-04-13 Jan Hubicka <jh@suse.cz>
1175 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1177 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1179 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1180 we are going to "save the world".
1182 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1184 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1185 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1186 operand 0 constraint, not "=".
1188 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1190 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1192 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1194 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1195 of size of positions_needed * CHAR_BIT.
1197 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1200 * dse.c (store_info): Change positions_needed to unsigned
1202 (lowpart_bitmask): New.
1203 (record_store): Cast to unsigned HOST_WIDE_INT for
1204 positions_needed. Assert width <= size of positions_needed *
1205 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1206 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1207 lowpart_bitmask to set mask.
1209 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1211 * config/bfin/constraints.md: New file.
1212 * config/bfin/bfin.md: Include it.
1213 (adddi3): Use satisfies_constraint functions instead of the old macros.
1214 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1215 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1216 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1217 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1218 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1219 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1220 EXTRA_CONSTRAINT): Delete.
1221 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1222 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1224 * config/bfin/bfin.c: Include "tm-constrs.h".
1225 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1226 Use satisfies_constraint functions instead of the old macros.
1227 * doc/md.texi (Blackfin Constraints): Update file name reference.
1229 2008-04-11 Richard Guenther <rguenther@suse.de>
1231 PR tree-optimization/35869
1232 * tree-vrp.c (execute_vrp): Move switch statement update after
1233 jump threading. Schedule another cfg cleanup run.
1235 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1238 * attribs.c (decl_attributes): Return early on errorneous node.
1240 2008-04-10 Oleg Ryjkov <olegr@google.com>
1242 * tree.h (struct tree_base): Added a new flag default_def_flag.
1243 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1245 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1247 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1249 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1252 * pa.md: Define mode iterator P. Define mode attribute dwc.
1253 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1254 (icacheflush): Likewise.
1255 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1256 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1258 2008-04-11 Ben Elliston <bje@au.ibm.com>
1260 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1262 2008-04-10 Rafael Espindola <espindola@google.com>
1264 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1265 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1266 (extract_range_from_expr): The same.
1268 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1270 * config/mips/mips.md (GPR2): New mode iterator.
1272 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1273 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1274 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1275 Rewrite these to take two modes, the mode of comparison and the
1276 mode of the destination.
1277 * config/mips/mips.c (mips_expand_scc): Instead of having
1278 paradoxical subreg as destination, expand "narrowing" scc if mode
1279 of comparison is SI and target is requested in DI mode.
1280 (mips_emit_int_order_test): Update comment. Make mode of
1281 comparison match CMP0 rather than TARGET. When creating inverse
1282 target use mode of TARGET.
1284 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1286 * gcov-dump.c (tag_summary): Only print summaries for the first
1287 GCOV_COUNTERS_SUMMABLE counters.
1289 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1291 * config/i386/i386.md (absneg): New code iterator.
1292 (absnegprefix): New code attribute.
1293 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1294 patterns using absneg code iterator.
1295 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1296 using absneg code iterator.
1297 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1298 *neg<mode>2 patterns using absneg code iterator.
1299 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1300 *negextendsfdf2 patterns using absneg code iterator.
1301 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1302 *negextendsfxf2 patterns using absneg code iterator.
1303 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1304 *negextendsfdf2 patterns using absneg code iterator.
1305 * config/i386/sse.md (<code><mode>2): Macroize expander from
1306 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1308 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1310 * config/s390/s390.h: Remove the remains of the recent search
1311 & replace action of current_function_outgoing_args_size.
1313 2008-04-10 Ira Rosen <irar@il.ibm.com>
1315 PR tree-optimization/35821
1316 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1317 NEW_STMT_LIST is not NULL.
1319 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1322 * toplev.c (process_options): Remove -ffunction-sections debugging
1325 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1327 PR middle-end/PR28690
1328 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1329 than gen_rtx_fmt_ee to perform more canonicalizations.
1331 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1334 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1336 2008-04-09 Richard Guenther <rguenther@suse.de>
1338 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1339 (dump_function_to_file): Dump function arguments with types.
1341 2008-04-08 Richard Guenther <rguenther@suse.de>
1343 * fold-const.c (fold_widened_comparison): Do not allow
1344 sign-changes that change the result.
1346 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1349 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1350 kinds of indirect references.
1352 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1354 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1355 GNU Fortran language string.
1357 2008-04-08 Rafael Espindola <espindola@google.com>
1359 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1360 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1361 * tree.h (tree_call_nonnegative_warnv_p): New.
1363 2008-04-08 Jan Hubicka <jh@suse.cz>
1365 * function.c (free_after_compilation): Clear out regno_reg_rtx
1368 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1371 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1373 PR middle-end/PR28690
1374 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1375 same precedence as REG_POINTER and MEM_POINTER operands.
1377 2008-04-08 Richard Guenther <rguenther@suse.de>
1380 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1381 for adding index to base.
1383 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1385 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1386 (MINGW_ENABLE_EXECUTE_STACK): New.
1387 (IN_LIBGCC2): For libgcc include windows.h file for
1388 function declarations.
1390 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1392 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1393 and tem2 if tem1 is not a REG or MULT.
1395 2008-04-08 Jan Hubicka <jh@suse.cz>
1397 * function.h (incomming_args): Break out of struct function.
1398 (function_subsections): Break out of struct function.
1399 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1400 return_rtx and hard_reg_initial_vals from struct function.
1401 Kill inl_max_label_num.
1402 (current_function_pops_args, current_function_args_info,
1403 current_function_args_size, current_function_args_size,
1404 current_function_pretend_args_size,
1405 current_function_outgoing_args_size,
1406 current_function_internal_arg_pointer, current_function_return_rtx):
1407 Kill compatibility accestor macros.
1408 * builtins.c (expand_builtin_apply_args_1): Update.
1409 (expand_builtin_next_arg): Update.
1410 * df-scan.c (df_get_call_refs): Update.
1411 * dbxout.c (dbxout_function_end): Update.
1412 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1413 (output_line_info): Update.
1414 (secname_for_decl): Update.
1415 (dwarf2out_var_location): Update.
1416 * function.c (free_after_compilation): Update.
1417 (assign_parm_find_stack_rtl): Update.
1418 (assign_parms): Update.
1419 (expand_dummy_function_end): Update.
1420 (expand_function_end): Update.
1421 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1422 (expand_call): Update.
1423 (emit_library_call_value_1): Update.
1424 (store_one_arg): Update.
1425 * varasm.c (initialize_cold_section_name): Update.
1426 (unlikely_text_section): Update.
1427 (unlikely_text_section_p): Update.
1428 (assemble_start_function): Update.
1429 (assemble_end_function): Update.
1430 (default_section_type_flags): Update.
1431 (switch_to_section): Update.
1432 * integrate.c (set_decl_abstract_flags): Update.
1433 (get_hard_reg_initial_val): Update.
1434 (has_hard_reg_initial_val): Update.
1435 (allocate_initial_values): Update.
1436 * resource.c (init_resource_info): Update.
1437 * config/alpha/alpha.c (NUM_ARGS): Update.
1438 (direct_return): Update.
1439 (alpha_va_start): Update.
1440 (alpha_sa_size): Update.
1441 (alpha_initial_elimination_offset): Update.
1442 (alpha_expand_prologue): Update.
1443 (alpha_start_function): Update.
1444 (alpha_expand_epilogue): Update.
1445 (unicosmk_initial_elimination_offset):
1446 * config/alpha/alpha.md (call expander): Update.
1447 * config/s390/s390.c (s390_register_info): Update.
1448 (s390_register_info): Update.
1449 (s390_frame_info): Update.
1450 (s390_initial_elimination_offset): Update.
1451 (s390_build_builtin_va_list): Update.
1452 (s390_va_start): Update.
1453 * config/spu/spu.c (direct_return): Update.
1454 (spu_expand_prologue): Update.
1455 (spu_initial_elimination_offset): Update.
1456 (spu_build_builtin_va_list): Update.
1457 (spu_va_start): Update.
1458 * config/sparc/sparc.c (sparc_init_modes): Update.
1459 (sparc_compute_frame_size): Update.
1460 (function_value): Update.
1461 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1462 * config/i386/i386.md (return expander): Update.
1463 * config/i386/i386.c (ix86_va_start): Update.
1464 (ix86_can_use_return_insn_p): Update.
1465 (ix86_compute_frame_layout): Update.
1466 (ix86_expand_epilogue): Update.
1467 * config/sh/sh.c (output_stack_adjust): Update.
1468 (calc_live_regs): Update.
1469 (sh_expand_prologue): Update.
1470 (sh_builtin_saveregs): Update.
1471 (sh_va_start): Update.
1472 (initial_elimination_offset): Update.
1473 (sh_allocate_initial_value): Update.
1474 (sh_function_ok_for_sibcall): Update.
1475 (sh_get_pr_initial_val): Update.
1476 * config/sh/sh.md (return expander): Update.
1477 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1478 * config/crx/crx.c (crx_compute_frame): UPdate.
1479 (crx_initial_elimination_offset): UPdate.
1480 * config/xtensa/xtensa.c (compute_frame_size): Update
1481 (xtensa_builtin_saveregs): Update.
1482 (xtensa_va_start): Update.
1483 (order_regs_for_local_alloc): Update.
1484 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1485 (xstormy16_expand_builtin_va_start): Update.
1486 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1487 * config/m68hc11/m68hc11.md (return expanders): Update.
1488 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1489 (expand_epilogue): Update.
1490 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1491 (cris_simple_epilogue): Update.
1492 (cris_expand_prologue): Update.
1493 (cris_expand_epilogue): Update.
1494 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1495 (compute_frame_size): Update.
1496 * config/mt/mt.c (mt_compute_frame_size): Update.
1497 * config/mn10300/mn10300.c (expand_prologue): Update.
1498 (expand_epilogue): Update.
1499 (initial_offset): Update.
1500 (mn10300_builtin_saveregs):
1501 * config/mn10300/mn10300.md (return expander): Update.
1502 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1503 (ia64_initial_elimination_offset): Update.
1504 (ia64_initial_elimination_offset): Update.
1505 (ia64_expand_prologue): Update.
1506 * config/m68k/m68k.md (return expander): Update.
1507 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1508 (rs6000_stack_info): Update.
1509 * config/mcore/mcore.c (layout_mcore_frame): Update.
1510 (mcore_expand_prolog): Update.
1511 * config/arc/arc.c (arc_compute_frame_size): Update.
1512 * config/score/score3.c (score3_compute_frame_size): Update.
1513 * config/score/score7.c (score7_compute_frame_size): Update.
1514 * config/arm/arm.c (use_return_insn): Update.
1515 (thumb_find_work_register): Update.
1516 (arm_compute_save_reg_mask): Update.
1517 (arm_output_function_prologue): Update.
1518 (arm_output_epilogue): Update.
1519 (arm_size_return_regs): Update.
1520 (arm_get_frame_offsets): Update.
1521 (arm_expand_prologue): Update.
1522 (thumb_exit): Update.
1523 (thumb_unexpanded_epilogue): Update.
1524 (thumb1_output_function_prologue): Update.
1525 * config/pa/pa.md (return expander): Update.
1526 * config/pa/pa.c (compute_frame_size): Update.
1527 (hppa_builtin_saveregs): Update.
1528 * config/mips/mips.c (mips_va_start): Update.
1529 (mips16_build_function_stub): Update.
1530 (mips_compute_frame_info): Update.
1531 (mips_restore_gp): Update.
1532 (mips_output_function_prologue): Update.
1533 (mips_expand_prologue): Update.
1534 * config/v850/v850.c (compute_frame_size): Update.
1535 (expand_prologue): * config/mmix/mmix.c (along): update.
1536 (mmix_initial_elimination_offset): update.
1537 (mmix_reorg): update.
1538 (mmix_use_simple_return): update.
1539 (mmix_expand_prologue): update.
1540 (mmix_expand_epilogue): Update.
1541 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1542 (emit_link_insn): Update.
1544 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1546 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1547 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1549 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1552 2008-04-07 Jan Hubicka <jh@suse.cz>
1554 * function.h (rtl): Rename to x_rtl.
1556 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1557 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1558 used_temp_slots avail_temp_slots, temp_slot_level,
1559 nonlocal_goto_handler_labels): Update accesstors.
1560 (rtl): New global variable.
1561 (struct function): Move some fileds to rtl_data.
1562 (get_arg_pointer_save_area): Update prototype.
1563 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1564 get_arg_pointer_save_area.
1565 * expr.c (init_expr): Update
1566 * function.c (get_frame_size): Update
1567 (assign_stack_local): Update
1568 (expand_function_end): Update.
1569 (get_art_pointer_save_area): Update
1571 * emit-rtl.c (rtl): Declare.
1572 (regno_reg_rtx): Declare.
1573 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1575 (gen_reg_rtx): Update.
1576 * varasm.c (n_deferred_constatns): Update accestor.
1577 (init_varasm_status): Do not allocate varasm_status.
1578 (force_const_mem, get_pool_size, output_constant_pool): Update.
1579 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1580 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1581 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1582 * sparc/sparc.h (INIT_EXPANDERS): Update.
1583 * ia64/ia64.h (INIT_EXPANDERS): Update.
1585 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1587 * reload.c (push_secondary_reload): Add missing break to for loop.
1589 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1591 PR middle-end/PR28690
1592 * rtlanal.c: Update copyright years.
1593 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1594 as REG_POINTER and MEM_POINTER operands.
1595 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1596 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1597 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1598 * gcse.c: Update copyright years.
1599 (pre_delete): Call gen_reg_rtx_and_attrs.
1600 (hoist_code): Likewise.
1601 (build_store_vectors): Likewise.
1602 (delete_store): Likewise.
1603 * loop-invariant.c (move_invariant_reg): Likewise.
1604 Update copyright years.
1606 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1608 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1609 control string instead of quoted.
1611 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1613 * doc/rtl.texi: Rewrite of subreg section.
1615 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1618 * config/i386/i386.c (legitimize_pic_address): Add treating
1619 of dllimport SYM_REF's.
1620 (legitimize_dllimport_symbol): Add prototype.
1622 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1624 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1625 reference in constructor with non self-referential type.
1627 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1629 Removal of Return with Depressed Stack Pointer support
1630 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1631 (ECF_SP_DEPRESSED): Likewise.
1632 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1633 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1634 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1635 (expand_call): Do not test ECF_SP_DEPRESSED.
1636 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1637 * function.c (keep_stack_depressed): Delete.
1638 (handle_epilogue_set): Likewise.
1639 (update_epilogue_consts): Likewise.
1640 (emit_equiv_load): Likewise.
1641 (thread_prologue_and_epilogue_insns): Remove support for Return with
1642 Depressed Stack Pointer.
1643 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1645 2008-04-06 Richard Guenther <rguenther@suse.de>
1647 PR tree-optimization/35400
1648 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1649 information from SSA_NAMEs.
1651 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1653 * config/avr/avr.h (avr_mega_p): Remove declaration.
1654 (AVR_MEGA): Remove macro.
1655 * config/avr/avr.c (avr_mega_p): Remove variable.
1656 (avr_override_options): Remove inicializion of avr_mega_p.
1657 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1658 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1659 (avr_jump_mode): (Ditto.).
1660 (avr_output_progmem_section_asm_op): (Ditto.).
1661 (avr_asm_init_sections): (Ditto.).
1662 (avr_asm_init_sections): (Ditto.).
1663 (avr_rtx_costs): (Ditto.).
1664 * config/avr/avr.md: (Ditto.).
1665 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1668 2008-04-06 Richard Guenther <rguenther@suse.de>
1670 PR tree-optimization/35842
1671 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1672 is_gimple_invariant_address.
1674 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1676 * gcc.c (default_compilers): Sync Fortran extensions list with
1677 that in fortran/lang-specs.h.
1678 * doc/invoke.texi: Likewise.
1679 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1680 * dwarf2out.c (gen_compile_unit_die): Likewise.
1682 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1684 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1686 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1689 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1690 attribute is used for nested functions.
1692 2008-04-05 Jan Hubicka <jh@suse.cz>
1694 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1696 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1698 (dump_files): Update.
1699 (enable_rtl_dump_file): Do not accept letter argument.
1700 * tree-pass.h (dump_file_info): Remove letter argument.
1701 * toplev.c (decode_d_option): Update -da handling.
1702 * toplev.h (enable_rtl_dump_file): Update prototype.
1703 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1704 it out based on pass type.
1705 (register_dump_files_1): Likewise.
1706 (init_optimization_passes): Update register_one_dump_file calls.
1707 (execute_one_pass): Sanity check that IPA passes are called at IPA
1708 level and RTL passes at RTL level.
1709 (execute_pass_list): IPA pass can not be after or subpass of
1711 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1712 disallov RTL subpasses of IPA subpasses.
1714 2008-04-05 Ben Elliston <bje@au.ibm.com>
1716 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1717 builtins that return exactly once and do not throw. Cache call to
1720 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1722 PR rtl-optimization/34916
1724 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1725 between instruction pairs.
1727 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1729 * doc/invoke.texi: Document -mbitops for SH.
1730 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1731 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1732 * config/sh/sh.c (print_operand): Add %t operand code.
1733 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1734 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1735 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1736 (extendqihi2): Likewise.
1737 (movqi_i): Likewise.
1738 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1739 (extv): Use bld instruction for SH2A if possible.
1741 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1742 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1743 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1744 (bset.b, bclr.b): Define peepholes.
1745 * config/sh/sh.opt (mbitops): New option.
1747 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1750 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1751 and view convert expression.
1753 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1756 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1758 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1760 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1762 * config/i386/cpuid.h (bit_AES): New.
1763 (bit_PCLMUL): Likewise.
1765 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1766 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1767 SSE2 if AES or PCLMUL is enabled.
1768 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1769 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1770 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1771 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1772 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1773 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1774 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1775 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1776 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1777 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1778 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1779 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1780 __builtin_ia32_aeskeygenassist128 and
1781 __builtin_ia32_pclmulqdq128.
1782 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1783 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1784 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1786 * config/i386/i386.h (TARGET_AES): New.
1787 (TARGET_PCLMUL): Likewise.
1788 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1790 * config/i386/i386.md (UNSPEC_AESENC): New.
1791 (UNSPEC_AESENCLAST): Likewise.
1792 (UNSPEC_AESDEC): Likewise.
1793 (UNSPEC_AESDECLAST): Likewise.
1794 (UNSPEC_AESIMC): Likewise.
1795 (UNSPEC_AESKEYGENASSIST): Likewise.
1796 (UNSPEC_PCLMUL): Likewise.
1798 * config/i386/i386.opt (maes): New.
1799 (mpclmul): Likewise.
1801 * config/i386/sse.md (aesenc): New pattern.
1802 (aesenclast): Likewise.
1804 (aesdeclast): Likewise.
1806 (aeskeygenassist): Likewise.
1807 (pclmulqdq): Likewise.
1809 * config/i386/wmmintrin.h: New.
1811 * doc/extend.texi: Document AES and PCLMUL built-in function.
1813 * doc/invoke.texi: Document -maes and -mpclmul.
1815 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1817 * function.c (free_after_parsing): Replace with
1818 cxx_push_function_context from C++ front-end.
1819 (allocate_struct_function): Don't call langhook.
1820 * langhooks.h (struct lang_hooks_for_functions): Delete.
1821 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1823 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1824 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1825 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1826 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1827 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1828 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1829 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1831 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1832 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1834 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1837 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1840 2008-04-04 Richard Guenther <rguenther@suse.de>
1843 * fold-const.c (optimize_minmax_comparison): Use the correct
1844 type for the constant in the simplified comparison.
1846 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1848 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1849 Pass L2 size as "--param l2-cache-size" to the compiler.
1850 (decode_l2_cache): New function to decode L2 cache parameters using
1851 0x8000006 extended cpuid function.
1852 (detect_caches_amd): Determine parameters of L2 cache using
1853 decode_l2_caches function.
1854 (decode_caches_intel): Decode L2 cache parameters.
1855 (detect_caches_intel): Determine L2 cache parameters using
1856 decode_caches_intel and decode_l2_caches functions.
1858 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1860 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1861 secondary input reload for subword loads from the constant pool.
1863 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1866 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1867 constants of the appropriate size for runtime calculations.
1870 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1871 decimal-float literal constant zero.
1873 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1876 * c-parser.c (c_parser_omp_atomic): Call
1877 default_function_array_conversion on the RHS.
1880 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1881 call is_variable_sized if decl has incomplete type.
1883 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1885 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1887 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1889 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1891 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1892 (sgt<u>): Merge sgt and sgtu into new expander.
1893 (sgt, sgtu): Remove expanders.
1894 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1895 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1896 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1897 *sgtu_<mode>_mips16 into new pattern.
1898 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1899 (sge<u>): Merge sge and sgeu into new expander.
1900 (sge, sgeu): Remove expanders.
1901 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1903 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1904 (slt<u>): Merge slt and sltu into new expander.
1905 (slt, sltu): Remove expanders.
1906 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1907 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1908 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1909 *sltu_<mode>_mips16 into new pattern.
1910 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1911 (sle<u>): Merge sle and sleu into new expander.
1912 (sle, sleu): Remove expanders.
1913 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1914 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1915 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1916 *sleu_<mode>_mips16 into new pattern.
1917 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1919 2008-04-03 Jan Hubicka <jh@suse.cz>
1921 PR tree-optimization/35795
1922 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1923 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1924 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1925 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1926 * score/score3.c (score3_output_mi_thunk): Likewise.
1927 * score/score7.c (score7_output_mi_thunk): Likewise.
1928 * mips/mips.c (mips_output_mi_thunk): Likewise.
1930 2008-04-03 Richard Guenther <rguenther@suse.de>
1932 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1933 conversions. Simplify code.
1935 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1937 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1939 2008-04-03 Tom Tromey <tromey@redhat.com>
1940 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1942 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1943 * config/bfin/t-bfin-linux (generated_files): Add
1944 linux-sysroot-suffix.h.
1945 * doc/install.texi (Prerequisites): Require make 3.80.
1946 * doc/sourcebuild.texi (Front End Directory): Document new
1948 * Makefile.in (generated_files): New variable.
1949 (ALL_HOST_OBJS): New variable.
1950 ($(ALL_HOST_OBJS)): New target.
1952 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1954 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1955 (remap_block): Call id->transform_lang_insert_block instead
1957 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1958 Set id.transform_lang_insert_block to NULL.
1959 (clone_body): Move to cp/optimize.c
1960 * tree-inline.h (struct copy_body_data): Change
1961 transform_lang_insert_block to function pointer.
1962 (copy_generic_body, copy_decl_no_change): Export.
1963 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1964 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1965 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1967 * c-tree.h (insert_block): Kill.
1968 * c-decl.c (insert_block): Kill.
1970 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1972 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1973 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1974 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1976 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1977 argument, call {push,pop}_function_context from here.
1978 * c-parser.c: Use c_{push,pop}_function_context.
1980 * function.c (push_function_context_to): Move meat ...
1981 (push_function_context): ... here. Simplify.
1982 * function.c (pop_function_context_from): Move meat ...
1983 (pop_function_context): ... here. Simplify.
1984 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1986 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1987 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1988 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1989 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1991 2008-04-03 Ben Elliston <bje@au.ibm.com>
1993 * expmed.c (extract_force_align_mem_bit_field): Remove.
1995 2008-04-03 Richard Guenther <rguenther@suse.de>
1998 * expr.h (try_casesi): Adjust prototype.
1999 * expr.c (try_casesi): Take fallback label as extra parameter.
2000 Use that for gen_casesi if default_label is NULL.
2001 * stmt.c (expand_case): Pass fallback label to try_casesi,
2002 make sure to fill gaps with a fallback label if default_label
2005 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2008 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2010 2008-04-03 Ben Elliston <bje@au.ibm.com>
2012 * expmed.c (extract_split_bit_field): Remove if (0) code.
2013 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2014 (do_ds_constraint): Likewise.
2016 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2018 * doc/cppopts.texi (-dU): Document.
2019 * c-common.h (flag_dump_macros): Update comment.
2020 * c-opts.c (handle_OPT_d): Handle -dU.
2021 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2022 dump_queued_macros, cb_used_define, cb_used_undef): New.
2023 (init_pp_output): Handle -dU.
2024 (cb_line_change): Call dump_queued_macros.
2025 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2027 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2029 * config/avr/predicates.md (io_address_operand): New predicate.
2030 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2031 * config/avr/avr.c (avr_io_address_p): Remove function.
2032 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2033 'avr_io_address_p' function.
2034 (out_movhi_r_mr): (Ditto.).
2035 (out_movqi_mr_r): (Ditto.).
2036 (out_movhi_mr_r): (Ditto.).
2037 (avr_address_cost): (Ditto.).
2039 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2041 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2042 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2043 in 32bit mode when XMM registers are available to avoid store
2045 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2046 corresponding post-reload splitters.
2048 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2050 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2051 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2052 __builtin_ia32_roundss.
2053 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2054 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2055 __builtin_ia32_roundss.
2056 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2057 IX86_BUILTIN_SHUFPD here.
2059 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2061 * config/i386/i386.md (plogic): New.
2062 (plogicprefix): Likewise.
2064 * config/i386/mmx.md (mmx_<code><mode>3): New.
2065 (mmx_and<mode>3): Removed.
2066 (mmx_ior<mode>3): Likewise.
2067 (mmx_xor<mode>3): Likewise.
2069 * config/i386/sse.md (<code><mode>3): New.
2070 (*<code><mode>3): Likewise.
2071 (*<code><mode>3): Likewise.
2072 (<code><mode>3): Likewise.
2073 (*sse_<code><mode>3): Likewise.
2074 (*sse2_<code><mode>3): Likewise.
2075 (<code>tf3): Likewise.
2076 (*<code>tf3): Likewise.
2077 (and<mode>3): Likewise.
2078 (*and<mode>3): Likewise.
2079 (ior<mode>3): Removed.
2080 (*ior<mode>3): Likewise.
2081 (xor<mode>3): Likewise.
2082 (*xor<mode>3): Likewise.
2083 (*and<mode>3): Likewise.
2084 (*ior<mode>3): Likewise.
2085 (*xor<mode>3): Likewise.
2086 (and<mode>3): Likewise.
2087 (*sse_and<mode>3): Likewise.
2088 (*sse2_and<mode>3): Likewise.
2090 (*andtf3): Likewise.
2091 (ior<mode>3): Likewise.
2092 (*sse_ior<mode>3): Likewise.
2093 (*sse2_ior<mode>3): Likewise.
2095 (*iortf3): Likewise.
2096 (xor<mode>3): Likewise.
2097 (*sse_xor<mode>3): Likewise.
2098 (*sse2_xor<mode>3): Likewise.
2100 (*xortf3): Likewise.
2102 2008-04-02 Richard Guenther <rguenther@suse.de>
2104 PR tree-optimization/14495
2105 PR tree-optimization/34793
2106 * tree-vrp.c (struct switch_update): New structure.
2107 (to_remove_edges, to_update_switch_stmts): New VECs.
2108 (simplify_switch_using_ranges): New function. Remove not taken
2109 case labels and edges.
2110 (simplify_stmt_using_ranges): Call it.
2111 (identify_jump_threads): Mark edges we have queued for removal
2112 so we don't thread them.
2113 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2115 * tree-cfg.c (group_case_labels): Deal with missing default label.
2116 (tree_verify_flow_info): Allow missing default label.
2117 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2118 (emit_case_nodes): Likewise.
2119 (expand_case): Do not rely on the default label to be present.
2120 * expr.c (try_casesi): Deal with NULL default_label.
2121 (do_tablejump): Likewise.
2123 2008-04-02 Richard Guenther <rguenther@suse.de>
2125 PR tree-optimization/14495
2126 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2127 SWITCH_EXPR here ...
2128 (vrp_visit_switch_stmt): ... but here (new function).
2129 (find_case_label_index): New helper function.
2130 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2132 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2134 * fwprop.c: Fix ISO-C99ism.
2136 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2139 * Makefile.in (objdir): Set it here.
2140 * configure.ac: Not here. Find dynamic linker characteristics.
2141 * exec-tool.in: Use them.
2142 * aclocal.m4: Regenerate.
2143 * configure: Regenerate.
2145 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2147 * expr.c (expand_var): Delete it.
2148 * expr.h (expand_var): Delete prototype.
2149 * function.c (expand_function_start): Use expand_decl instead.
2150 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2153 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2155 PR rtl-optimization/35542
2156 * fwprop.c (forward_propagate_and_simplify): Replace
2157 loc_reg_mentioned_in_p with reg_mentioned_p.
2159 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2161 PR rtl-optimization/35281
2162 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2163 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2164 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2165 (varying_mem_p): Move above propagate_rtx.
2166 (all_uses_available_at): Do not check MEMs.
2168 2008-04-02 Rafael Espindola <espindola@google.com>
2170 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2171 (register_edge_assert_for_2): Split the cond argument.
2172 (register_edge_assert_for_1): Adjust for the change in
2173 register_edge_assert_for_2.
2174 (register_edge_assert_for): Split the cond argument.
2175 (find_switch_asserts): Adjust for the change in
2176 register_edge_assert_for.
2178 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2180 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2181 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2182 offsets for 64-bit mingw.
2183 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2184 abi for x86_64-pc-mingw.
2186 2008-04-02 Richard Guenther <rguenther@suse.de>
2188 * tree-vrp.c (extract_range_from_assert): Make sure to not
2189 produce range min/max with TREE_OVERFOW set.
2190 If merging a anti-range and a range keep the anti-range if
2191 the range covers all values of the type.
2192 (register_edge_assert_for_2): Only allow sign-changing
2193 conversions in detecting canonical range checks. Also
2194 register an assert for the unsigned name if useful.
2196 PR tree-optimization/35787
2197 * tree-vrp.c (vrp_val_max): New function.
2198 (vrp_val_min): Likewise.
2199 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2200 (vrp_val_is_min): Likewise.
2201 (supports_overflow_infinity): Use vrp_val_{min,max}.
2202 (negative_overflow_infinity): Likewise.
2203 (positive_overflow_infinity): Likewise.
2204 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2205 (is_positive_overflow_infinity): Likewise.
2206 (is_overflow_infinity): Likewise.
2207 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2208 vrp_val_is_{min,max}.
2209 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2210 to ranges if possible. Avoid empty ranges.
2212 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2215 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2216 the expression is a function address.
2218 2008-04-01 George Helffrich <george@gcc.gnu.org>
2220 PR fortran/35154, fortran/23057
2221 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2222 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2223 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2224 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2226 (dbxout_syms): Check for COMMON-based symbol and wrap in
2227 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2228 in bracket for efficiency.
2230 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2231 using DW_TAG_common_block + member offset.
2232 (add_pubname_string): New function.
2233 (dw_expand_expr): New function to find block name and offset for
2235 (common_check): New function to check whether symbol in Fortran COMMON.
2236 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2238 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2241 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2243 2008-04-02 Ben Elliston <bje@au.ibm.com>
2245 * config/v850/v850.md (casesi): Remove if (0) code.
2246 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2247 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2249 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2251 * config/i386/i386.md (rex64suffix): New mode attribute.
2252 (floathi<mode>2): Disable expander for SSE math.
2253 (*floathi<mode>2_1): New insn insn_and_split pattern.
2254 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2255 corresponding post-reload splitters.
2256 (*floathi<mode>2_i387): New macroized insn pattern.
2257 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2258 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2259 insn_and_split pattern.
2260 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2261 New macroized instruction patterns and corresponding post-reload
2263 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2264 and corresponding post-reload splitters.
2265 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2266 New macroized instruction patterns.
2267 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2268 macroized instruction patterns and corresponding post-reload splitters.
2269 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2270 corresponding post-reload splitters.
2271 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2272 New macroized instruction patterns.
2273 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2274 corresponding post-reload splitters.
2275 (*floatsi<mode>2_i387): New macroized instruction patterns.
2277 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2279 * config/i386/i386.md (smaxmin): New.
2280 (umaxmin): Likewise.
2281 (maxminiprefix): Likewise.
2282 (maxminfprefix): Likewise.
2283 (<code><mode>3): Likewise.
2284 (smin<mode>3): Removed.
2285 (smax<mode>3): Likewise.
2287 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2288 (mmx_<code>v4hi3): Likewise.
2289 (mmx_<code>v8qi3): Likewise.
2290 (mmx_smaxv2sf3): Removed.
2291 (mmx_sminv2sf3): Likewise.
2292 (mmx_umaxv8qi3): Likewise.
2293 (mmx_smaxv4hi3): Likewise.
2294 (mmx_uminv8qi3): Likewise.
2295 (mmx_sminv4hi3): Likewise.
2297 * config/i386/sse.md (<addsub><mode>3): New.
2298 (*<addsub><mode>3): Likewise.
2299 (<sse>_vm<addsub><mode>3): Likewise.
2300 (<maxmin><mode>3): Likewise.
2301 (*<maxmin><mode>3_finite): Likewise.
2302 (*<maxmin><mode>3): Likewise.
2303 (<sse>_vm<maxmin><mode>3): Likewise.
2304 (sse3_h<addsub>v4sf3): Likewise.
2305 (sse3_h<addsub>v2df3): Likewise.
2306 (<maxmin>v16qi3): Likewise.
2307 (*<maxmin>v16qi3): Likewise.
2308 (<maxmin>v8hi3): Likewise.
2309 (*<maxmin>v8hi3): Likewise.
2310 (*sse4_1_<maxmin><mode>3): Likewise.
2311 (*sse4_1_<maxmin><mode>3): Likewise.
2312 (add<mode>3): Removed.
2313 (*add<mode>3): Likewise.
2314 (<sse>_vmadd<mode>3): Likewise.
2315 (sub<mode>3): Likewise.
2316 (*sub<mode>3): Likewise.
2317 (<sse>_vmsub<mode>3): Likewise.
2318 (smin<mode>3): Likewise.
2319 (*smin<mode>3_finite): Likewise.
2320 (*smin<mode>3): Likewise.
2321 (<sse>_vmsmin<mode>3): Likewise.
2322 (smax<mode>3): Likewise.
2323 (*smax<mode>3_finite): Likewise.
2324 (*smax<mode>3): Likewise.
2325 (<sse>_vmsmax<mode>3): Likewise.
2326 (sse3_haddv4sf3): Likewise.
2327 (sse3_haddv2df3): Likewise.
2328 (sse3_hsubv4sf3): Likewise.
2329 (sse3_hsubv2df3): Likewise.
2330 (umaxv16qi3): Likewise.
2331 (*umaxv16qi3): Likewise.
2332 (smaxv8hi3): Likewise.
2333 (*smaxv8hi3): Likewise.
2334 (*sse4_1_smax<mode>3): Likewise.
2335 (*sse4_1_umax<mode>3): Likewise.
2336 (uminv16qi3): Likewise.
2337 (*uminv16qi3): Likewise.
2338 (sminv8hi3): Likewise.
2339 (*sminv8hi3): Likewise.
2340 (*sse4_1_smin<mode>3): Likewise.
2341 (*sse4_1_umin<mode>3): Likewise.
2343 2008-04-01 Rafael Espindola <espindola@google.com>
2345 * tree-cfg.c (verify_expr): remove in_phi.
2346 (verify_stmt): Don't call walk_tree with verify_expr. Use
2347 is_gimple_min_invariant instead of is_gimple_val.
2349 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2351 * doc/include/gpl_v3.texi: Update for manpage generation.
2352 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2354 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2355 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2356 gpl_v3.texi instead of gpl.texi.
2359 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2362 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2364 2008-04-01 Rafael Espindola <espindola@google.com>
2366 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2367 (extract_code_and_val_from_cond): Use
2368 extract_code_and_val_from_cond_with_ops.
2370 2008-04-01 Jan Hubicka <jh@suse.cz>
2372 * function.c (free_after_compilation): Free epilogue_delay_list.
2373 (prepare_function_start): Assert that previous compilation was freed.
2375 2008-04-01 Jan Hubicka <jh@suse.cz>
2376 Jim Wilson <wilson@tuliptree.org>
2377 Andreas Tobler <andreast@gcc.gnu.org>
2380 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2381 rtl.emit instead cfun->emit.
2382 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2383 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2385 2008-04-01 Ben Elliston <bje@au.ibm.com>
2387 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2389 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2391 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2393 (fprofile-use): Add var flag_profile_use
2394 * coverage.c (coverage_begin_output): Do not open a gcno file for
2395 output only if -ftest-coverage is set.
2396 Do not add getpwd() to gcda file path.
2397 (build_gcov_info): Check the new flag
2398 flag_profile_datafile_relative_path.
2399 (coverage_init): Use profile_data_prefix.
2400 Read profile counter only if flag_profile_use is set.
2401 * opts.c (common_handle_option): New option fprofile-use=,
2402 fprofile-dir=, fprofile-generate=.
2403 * toplev.c (profile_data_prefix): New variable definition.
2404 * toplev.h (profile_data_prefix): New declaration.
2405 * doc/invoke.tex (Option Summary, Optimization Options):
2408 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2410 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2411 use tmp consistently.
2414 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2415 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2416 UNSPEC_FR_RECIP_APPROX_RES.
2417 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2419 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2422 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2424 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2427 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2428 element of the vector via a pointer.
2430 2008-03-31 Ian Lance Taylor <iant@google.com>
2432 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2434 2008-03-31 Jan Hubicka <jh@suse.cz>
2436 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2437 get_arg_pointer_save_area.
2438 * expr.c (init_expr): Just clear out rtl.expr.
2439 * function.c (free_after_compilation): Clear out whole RTL structure.
2440 (get_func_frame_size): Merge into ...
2441 (get_frame_size): ... this one.
2442 (assign_stack_local_1): Merge into ...
2443 (assign_stack_local): ... this one.
2444 (expand_function_end): Update call of get_arg_pointer_save_area.
2445 (get_art_pointer_save_area): Remove cfun argument.
2446 * function.h (emit_status): regno_pointer_align does not need length
2447 attribute. Move x_regno_reg_rtx to ...
2448 (regno_reg_rtx): ... new global array.
2449 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2450 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2451 apply_args_value, forced_labels, stack_pointer_delta):
2453 (struct varasm_status): Move here from varasm.c
2454 (struct rtl_data): New. Move here some fields from struct function.
2455 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2456 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2457 used_temp_slots avail_temp_slots, temp_slot_level,
2458 nonlocal_goto_handler_labels): Update accesstors.
2459 (rtl): New global variable.
2460 (struct function): Move some fileds to rtl_data.
2461 (get_arg_pointer_save_area): Update prototype.
2462 * emit-rtl.c (rtl): Declare.
2463 (regno_reg_rtx): Declare.
2464 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2466 (gen_reg_rtx): Update.
2467 (init_virtual_regs): Do not tate emit_status argument.
2468 (init_emit): Do not allocate emit.
2469 * varasm.c (varasm_statuc): Move to function.h.
2470 (n_deferred_constatns): Update accestor.
2471 (init_varasm_status): Do not allocate varasm_status.
2472 (force_const_mem, get_pool_size, output_constant_pool): Update.
2473 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2474 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2476 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2478 PR rtl-optimization/35729
2479 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2482 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2485 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2486 load/store if memory is unaligned.
2487 (*movti_rex64): Likewise.
2489 * config/i386/predicates.md (misaligned_operand): New.
2491 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2494 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2497 2008-03-31 Jan Beulich <jbeulich@novell.com>
2499 * config/ia64/constraints.md: Add 'j' constraint.
2500 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2501 (movdi_internal): Likewise.
2503 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2506 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2508 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2511 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2512 proper error message for the third argument on blendpd and
2515 * config/i386/sse.md (blendbits): New.
2516 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2518 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2520 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2522 2008-03-30 Richard Guenther <rguenther@suse.de>
2525 * fold-const.c (fold_sign_changed_comparison): Do leave
2526 conversions to base-types alone.
2528 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2530 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2531 the link register if one altivec register is be saved.
2533 2008-03-30 Ben Elliston <bje@au.ibm.com>
2535 * final.c (final_scan_insn): Remove if (0) code.
2537 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2539 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2541 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2543 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2544 of V4SFmode to ix86_binary_operator_ok.
2546 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2548 * config/i386/i386.c (override_options): Initialize
2549 ix86_veclib_handler to ix86_veclibabi_svml when
2550 -mveclibabi=svml is used.
2551 (ix86_veclibabi_svml): New function for SVML ABI style
2552 vectorization support.
2553 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2555 2008-03-28 Rafael Espindola <espindola@google.com>
2557 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2558 (tree_binary_nonnegative_warnv_p): Make it public.
2559 (tree_single_nonnegative_warnv_p): Make it public.
2560 (tree_invalid_nonnegative_warnv_p): Make it public.
2561 (tree_unary_nonzero_warnv_p): Make it public.
2562 (tree_binary_nonzero_warnv_p): Make it public
2563 (tree_single_nonzero_warnv_p): Make it public.
2564 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2565 (extract_range_from_binary_expr): Split the expr argument.
2566 (extract_range_from_unary_expr): Split the expr argument.
2567 (extract_range_from_comparison): Split the expr argument.
2568 (extract_range_from_expr): Use the new aux functions.
2569 (vrp_evaluate_conditional_warnv): Use
2570 vrp_evaluate_conditional_warnv_with_ops.
2571 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2572 (tree_binary_nonzero_warnv_p): Declare.
2573 (tree_single_nonzero_warnv_p): Declare.
2574 (tree_expr_nonzero_warnv_p): Declare.
2575 (tree_unary_nonnegative_warnv_p): Declare.
2576 (tree_binary_nonnegative_warnv_p): Declare.
2577 (tree_single_nonnegative_warnv_p): Declare.
2578 (tree_invalid_nonnegative_warnv_p): Declare.
2580 2008-03-28 Richard Guenther <rguenther@suse.de>
2582 PR tree-optimization/30317
2583 PR tree-optimization/30911
2584 PR tree-optimization/34793
2585 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2586 (struct assert_locus_d): New member EXPR.
2587 (register_new_assert_for): Add EXPR parameter to support
2588 ASSERT_EXPR <name, expr OP limit>.
2589 (register_edge_assert_for_1): Adjust callers.
2590 (find_assert_locations): Likewise.
2591 (process_assert_insertions_for): Build condition from expression.
2592 (extract_range_from_assert): Handle ASSERT_EXPRs
2593 of the form ASSERT_EXPR <name, expr OP limit>.
2594 (register_edge_assert_for_2): New helper registering
2595 asserts for comparisons. Recognize range tests of the form
2596 (unsigned)i - CST1 OP CST2.
2597 (register_edge_assert_for_1): Use it.
2598 (register_edge_assert_for): Likewise.
2599 (needs_overflow_infinity): Integer sub-types
2600 do not need overflow infinities.
2601 (vrp_val_is_max): The extreme values of integer sub-types
2602 are those of the base type.
2603 (vrp_val_is_min): Likewise.
2604 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2607 2008-03-28 Nick Clifton <nickc@redhat.com>
2610 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2611 Return GENERAL_REGS for stack adjustment reloads.
2613 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2616 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2617 const_vector when all the vectors are constant.
2619 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2621 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2623 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2624 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2626 (s<code>_sf): Use new scc_sf attribute for opcode names.
2628 2008-03-27 Tom Tromey <tromey@redhat.com>
2630 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2631 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2632 config/spu/t-spu-elf, config/i386/t-interix,
2633 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2634 config/i386/x-darwin, config/i386/x-mingw32,
2635 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2636 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2637 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2638 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2639 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2640 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2641 config/score/t-score-elf, config/arm/t-strongarm-pe,
2642 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2643 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2644 Revert automatic dependency patch.
2646 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2649 * config/i386/i386.c (ix86_function_arg_boundary): Align
2650 decimal floating point to its natural boundary.
2652 2008-03-27 Richard Guenther <rguenther@suse.de>
2655 * fold-const.c (fold_comparison): Restrict distinct decl
2656 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2657 solely rely on operand_equal_p.
2659 2008-03-27 Richard Guenther <rguenther@suse.de>
2662 * c-common.c (handle_weak_attribute): Reject combination of
2665 2008-03-27 Richard Guenther <rguenther@suse.de>
2667 PR tree-optimization/32810
2668 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2669 conversions from DECL_INITIAL.
2670 (fold_const_aggregate_ref): Likewise from constructor elements.
2672 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2674 * tree-affine.h (aff_combination_expand): Declare.
2675 (get_inner_reference_aff): Likewise.
2676 * tree-affine.c (aff_combination_expand): Split out from
2677 tree_to_aff_combination_expand.
2678 (get_inner_reference_aff): New function.
2679 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2680 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2681 (struct lim_aux_data): sm_done field removed.
2682 (mem_ref_loc_p, mem_ref_locs_p): New types.
2683 (struct mem_ref): Added id, stored, accesses_in_loop,
2684 indep_loop, dep_loop, indep_ref, dep_ref fields.
2685 Removed is_stored, locs and next fields.
2686 (memory_accesses): New variable.
2687 (movement_possibility): Do not allow moving statements
2688 that store to memory.
2689 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2691 (determine_max_movement): For statements with memory references,
2692 find the outermost loop in that the reference is independent.
2693 (move_computations_stmt): Mark the virtual operands for renaming.
2694 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2695 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2696 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2697 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2698 create_vop_ref_mapping, analyze_memory_references,
2699 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2700 get_all_locs_in_loop, ref_always_accessed_p,
2701 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2702 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2703 store_motion_loop, store_motion): New functions.
2704 (struct vop_to_refs_elt): New type.
2705 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2706 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2707 (schedule_sm): Replaced by...
2708 (execute_sm): ... this.
2709 (determine_lsm_ref, hoist_memory_references,
2710 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2711 find_more_ref_vops, free_mem_ref, free_mem_refs,
2712 determine_lsm_loop, determine_lsm): Removed.
2713 (tree_ssa_lim_finalize): Free data structures used by store motion.
2714 (tree_ssa_lim): Call analyze_memory_references. Use
2715 store_motion instead of determine_lsm.
2717 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2719 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2720 rename tmake_file to m68hc11/t-m68hc11.
2721 (mcore): Set inhibit_libc to true.
2722 * config.host (alpha*-dec-*vms*): Set extra_programs.
2723 (interix3*): Don't use host_xmake_file.
2724 * configure.ac: Let config.gcc override inhibit_libc.
2725 * configure: Regenerate.
2727 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2728 * config/t-openbsd-thread: Remove commented out lines.
2730 * config/x-interix: Remove.
2732 * config/m68hc11/t-m68hc11-gas: Rename to...
2733 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2735 * config/mcore/t-mcore: Remove T_CFLAGS.
2736 * config/mcore/t-mcore-pe: Likewise.
2738 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2740 * configure.ac: Replace custom __GNU_SOURCE test with
2741 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2742 * aclocal.m4: Regenerate.
2743 * configure: Regenerate.
2744 * config.in: Regenerate.
2746 2008-03-27 Richard Guenther <rguenther@suse.de>
2748 * fold-const.c (target.h): Include.
2749 (fold_comparison): Fold comparison of addresses of decls
2750 that bind locally or of constants. Consolidate address folding code.
2751 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2752 results from fold_binary_to_constant.
2753 (compare_values_warnv): Likewise.
2755 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2758 * fold-const.c (fold_truthop): Check for integeral types when folding
2759 a == 0 && b == 0 and a != 0 || b != 0 .
2761 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2763 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2765 2008-03-26 Andreas Schwab <schwab@suse.de>
2767 * doc/invoke.texi: Fix use of @item vs. @itemx.
2769 2008-03-26 Tom Tromey <tromey@redhat.com>
2771 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2772 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2773 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2774 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2775 build/genconstants.o, build/genemit.o, build/genextract.o,
2776 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2777 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2780 2008-03-26 Richard Guenther <rguenther@suse.de>
2783 2008-03-26 Richard Guenther <rguenther@suse.de>
2785 * fold-const.c (target.h): Include.
2786 (fold_comparison): Fold comparison of addresses of two decls
2787 that bind locally. Consolidate address folding code.
2789 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2791 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2792 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2793 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2794 dconstsqrt2, dconstthird, dconste and/or dconst10.
2795 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2796 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2797 dconstsqrt2, dconste): Delete.
2798 (init_emit_once): Likewise. Simplify initializing dconstm1.
2800 * real.c (get_real_const): New.
2801 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2802 dconstsqrt2, dconste): Delete.
2803 (real_value_const, get_real_const): New.
2805 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2807 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2809 * config/i386/i386.c (ix86_function_arg_boundary): Check
2810 BIGGEST_ALIGNMENT instead of 128.
2811 (setup_incoming_varargs_64): Likewise.
2813 2008-03-26 Tom Tromey <tromey@redhat.com>
2815 * Makefile.in (DEPFILES): Add missing '/'.
2817 2008-03-26 Richard Guenther <rguenther@suse.de>
2819 * fold-const.c (target.h): Include.
2820 (fold_comparison): Fold comparison of addresses of two decls
2821 that bind locally. Consolidate address folding code.
2823 2008-03-26 Nick Clifton <nickc@redhat.com>
2826 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2827 not allow INT+INT as a legitimate addressing mode.
2829 2008-03-26 Richard Guenther <rguenther@suse.de>
2831 * tree-flow.h (widen_bitfield): Remove declaration.
2832 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2833 (widen_bitfield): Remove function.
2834 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2837 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2840 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2843 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2845 PR rtl-optimization/35232
2846 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2847 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2848 reg_reloaded_call_part_clobbered here.
2849 (reload_regs_reach_end_p): New function.
2850 (reload_reg_rtx_for_input): New variable.
2851 (reload_reg_rtx_for_output): Likewise.
2852 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2853 when reassigning a pseudo register. Load reloadreg from
2854 reload_reg_rtx_for_input, moving the mode and register
2856 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2857 instead of the original when deciding whether an input reload
2858 would be a no-op or whether an output reload can be deleted.
2859 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2860 when setting up new_spill_reg_store. Load it from
2861 reload_reg_rtx_for_output, moving the mode and register
2863 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2864 instead of the original when deciding whether an output reload
2865 would be a no-op. Do the same when modifying insn notes.
2866 Use rtx_equal_p instead of == to compare the registers.
2867 (inherit_piecemeal_p): Take a mode and two register numbers
2869 (emit_reload_insns): Clear new_spill_reg_store for every hard
2870 register in the reload register. Remove spill registers
2871 from reg_reloaded_valid before considering whether to record
2872 inheritance information for them. Use reload_reg_rtx_for_output
2873 instead of reg_rtx when recording output reloads. Use
2874 reload_reg_rtx_for_input instead of reg_rtx when recording
2875 input reloads. Set or clear reg_reloaded_call_part_clobbered
2876 at the same time as setting reg_reloaded_valid.
2877 (delete_output_reload): Add a new_reload_reg parameter and use it
2878 instead of rld[j].reg_rtx.
2879 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2882 2008-03-25 Tom Tromey <tromey@redhat.com>
2884 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2885 (build/genattr.o): Likewise.
2886 (build/genattrtab.o): Likewise.
2887 (build/gencodes.o): Likewise.
2888 (build/genconfig.o): Likewise.
2889 (build/genconstants.o): Likewise.
2890 (build/genemit.o): Likewise.
2891 (build/genextract.o): Likewise.
2892 (build/genflags.o): Likewise.
2894 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2896 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2897 instead of size_int for integer types.
2898 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2899 to match type of MINUS_EXPR.
2901 2008-03-25 Tom Tromey <tromey@redhat.com>
2903 * configure: Rebuilt.
2904 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2907 2008-03-25 Tom Tromey <tromey@redhat.com>
2909 * config/x-solaris (host-solaris.o): Update.
2910 * config/x-linux (host-linux.o): Update.
2911 * config/x-hpux (host-hpux.o): Update.
2912 * config/x-darwin (host-darwin.o): Update.
2913 * config/v850/t-v850e (v850-c.o): Update.
2914 * config/v850/t-v850 (v850-c.o): Update.
2915 * config/t-vxworks (vxworks.o): Update.
2916 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2917 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2918 * config/spu/t-spu-elf (spu-c.o): Update.
2920 * config/sh/t-symbian (sh-c.o): Update.
2921 (symbian.o): Update.
2922 * config/sh/t-sh (sh-c.o): Update.
2923 * config/score/t-score-elf (score7.o, score3.o): Update.
2924 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2925 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2926 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2927 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2929 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2930 * config/m32c/t-m32c (m32c-pragma.o): Update.
2931 * config/ia64/t-ia64 (ia64-c.o): Update.
2932 * config/i386/x-mingw32 (host-mingw32.o): Update.
2933 * config/i386/x-i386 (driver-i386.o): Update.
2934 * config/i386/x-darwin (host-i386-darwin.o): Update.
2935 * config/i386/x-cygwin (host-cygwin.o): Update.
2936 * config/i386/t-nwld (nwld.o): Update.
2937 * config/i386/t-netware (netware.o): Update.
2938 * config/i386/t-interix (winnt.o): Update.
2939 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2940 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2941 msformat-c.o): Update.
2942 * config/bfin/t-bfin-linux (generated_files): Add
2943 linux-sysroot-suffix.h.
2944 * config/arm/t-wince-pe (pe.o): Update.
2945 * config/arm/t-strongarm-pe (pe.o): Update.
2946 * config/arm/t-pe (pe.o): Update.
2947 * config/arm/t-arm (arm-c.o): Update.
2948 * doc/install.texi (Prerequisites): Require make 3.80.
2949 * Makefile.in: Remove .o targets.
2950 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2951 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2952 (simple_generated_h, simple_generated_c): Move earlier.
2953 (generated_files): New variable.
2954 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2955 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2956 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2957 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2958 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2959 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2960 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2961 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2962 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2963 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2964 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2965 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2967 (COMPILE.base, COMPILE): New variables.
2968 (%.o): New pattern rule.
2969 (ALL_HOST_OBJS): New variable.
2970 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2971 (dummy-checksum.o, cc1-checksum.o): Remove.
2972 (DRIVER_SHLIB): New variable.
2973 (DRIVER_DEFINES): Use it.
2974 (gencondmd.c): Move out of build/.
2975 (s-conditions): Update.
2976 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2977 (ALL_BUILD_OBJS): Likewise.
2978 (build/%.o): Use BUILDCOMPILE.
2979 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2980 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2981 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2982 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2983 build/genconfig.o, build/genconstants.o, build/genemit.o,
2984 build/genextract.o, build/genflags.o, build/genmddeps.o,
2985 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2986 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2987 build/gen-protos.o, build/scan.o, build/fix-header.o,
2988 build/scan-decls.o): Simplify.
2989 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2990 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2991 prefix.o, toplev.o): Reduce to variable setting.
2992 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2993 ($(out_object_file), gcc-options.o): New targets.
2994 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2995 * configure: Rebuilt.
2996 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2997 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2999 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3001 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3002 complain when we hit an error, return ERROR_MARK_NODE.
3004 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3006 * config/sh/constraints.md (Pso, Psz): New constraints.
3007 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3008 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3010 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3012 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3013 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3015 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3017 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3018 (prefetch_sh2a): New.
3020 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3021 Naveen.H.S <naveen.hs@kpitcummins.com>
3023 * config/sh/constraints.md (I28): New constraint.
3024 * config/sh/sh.c (broken_move): Add support for movi20s.
3025 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3027 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3028 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3029 Naveen.H.S <naveen.hs@kpitcummins.com>
3031 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3032 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3033 (print_operand): Handle resbank in %@ operand code.
3034 (sh_encode_section_info): New.
3035 (push_regs): Add conditions for resbank.
3036 (sh_expand_epilogue): Likewise.
3037 (sh_insert_attributes): Likewise.
3038 (sh_attribute_table): Likewise.
3039 (sh_handle_resbank_handler_attribute): New.
3040 (sh2a_handle_function_vector_handler_attribute): New.
3041 (sh2a_is_function_vector_call): New.
3042 (sh2a_get_function_vector_number): New.
3043 (sh2a_function_vector_p): New.
3044 (sh_cfun_resbank_handler_p): New.
3045 * config/sh/sh.md (calli): Emit jsr/n if possible.
3046 (calli_tbr_rel): New.
3047 (calli_pcrel): Emit jsr/n if possible.
3048 (return_i): Emit rts/n if possible.
3049 (call_valuei_tbr_rel): New.
3050 (call_valuei_pcrel): Add condition for SH2A target.
3051 (call_value): Likewise.
3052 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3053 (sh2a_get_function_vector_number): Likewise.
3054 (sh2a_is_function_vector_call): Likewise.
3055 * doc/extend.texi: Document TBR relative addressing of SH2A.
3056 (resbank): Add description for SH2A.
3058 2008-03-24 Richard Guenther <rguenther@suse.de>
3061 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3062 pointer assignments change conversions according to middle-end rules.
3063 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3064 * configure.ac: Include type checking in yes.
3065 * configure: Regenerate.
3067 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3069 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3070 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3072 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3074 * gthr-vxworks.h (UNUSED): Define.
3076 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3078 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3080 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3082 * doc/extend.texi (Function Attributes): Add missing comma in the
3083 example of the "alloc_size" attribute.
3085 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3088 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3090 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3093 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3096 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3097 of the underlying type of a MS bitfield layout to the natural
3098 alignment of the type.
3100 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3102 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3103 to their natural alignment to avoid store forwarding stalls.
3105 2008-03-22 Richard Guenther <rguenther@suse.de>
3107 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3108 For PHI nodes verify the address is invariant.
3109 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3110 (get_symbol_constant_value): Use is_gimple_min_invariant.
3111 (maybe_fold_stmt_indirect): Likewise.
3113 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3115 PR rtl-optimization/33927
3116 * Makefile.in (dse.o): Depend on $(TM_P_H).
3117 * expr.h (extract_low_bits): Declare.
3118 * expmed.c (extract_low_bits): New function.
3119 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3120 * dse.c: Include tm_p.h.
3121 (find_shift_sequence): Remove the read_reg argument and return the
3122 read value. Emit the instructions instead of returning them.
3123 Iterate on new_mode rather than calculating it each time.
3124 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3125 source to NEW_MODE and extract_low_bits to convert the shifted
3127 (replace_read): Allow the load and store to have different mode
3128 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3129 or extraction instructions before trying the replacement. Update
3130 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3132 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3134 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3135 to their natural alignment to avoid store forwarding stalls.
3137 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3140 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3141 encouraging but not allowing gprs for input;
3142 change the input constraint to !f#r.
3143 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3145 change the output constraint to !f#r.
3147 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3150 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3151 corresponding post-reload splitters.
3152 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3153 when x87 FP math is selected.
3154 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3155 New function prototype.
3156 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3157 unreachable function to ease macroization of insn patterns.
3159 2008-03-21 Martin Jambor <mjambor@suse.cz>
3161 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3162 reference dumps if ddr is NULL or dependence is unknown.
3164 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3166 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3167 unsigned extension into account.
3168 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3169 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3170 Do computations on a scratch register.
3172 2008-03-21 Richard Guenther <rguenther@suse.de>
3174 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3175 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3176 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3177 * tree-ssa-dom.c (record_equality): Likewise.
3178 * tree-inline.c (copy_body_r): Likewise.
3179 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3182 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3184 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3185 as 'delete_unused' argument.
3187 2008-03-20 Richard Guenther <rguenther@suse.de>
3189 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3190 special casing of constant qualifiers.
3191 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3192 care about them in general.
3193 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3194 regardless of their type.
3195 (fold_stmt_r): Forcefully fold *& if we end up with that.
3197 2008-03-20 Paul Brook <paul@codesourcery.com>
3199 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3200 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3202 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3204 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3205 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3207 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3209 * common.opt (Wmudflap): New option.
3210 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3211 (mx_register_decls): Likewise.
3212 (mudflap_finish_file): Likewise.
3213 * doc/invoke.texi: Document -Wno-mudflap.
3215 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3217 * c-format.c (replace_format_name_to_system_name): New.
3219 (convert_format_name_to_system_name): New.
3220 (decode_format_attr): Add use of convert_format_name_to_system_name.
3221 (format_types_orig): Add gnu_ prefix to names.
3222 (check_format_info_main): Special treating of \0 escaped names for
3223 supporting multi-character format specifiers as I32, I64.
3224 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3225 (gnu_target_overrides_format_attributes): New.
3226 * c-format.h: Add structure target_ovr_attr to hold
3227 system specific formatter names.
3228 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3229 msformat-c.o file to c_target_objs and cxx_target_objs.
3230 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3231 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3232 (TARGET_N_FORMAT_TYPES): New.
3233 * config/i386/msformat-c.c: New.
3234 * config/i386/t-cygming: Add build rule for msformat-c.o.
3235 * doc/extend.texi: Add new format names gnu_* and ms_* and
3237 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3239 2008-03-20 Ira Rosen <irar@il.ibm.com>
3241 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3242 optimizations turned on under -O3.
3243 (ftree-vectorize): Add that the flag is turned on with -O3.
3245 2008-03-20 Ben Elliston <bje@au.ibm.com>
3247 * regmove.c (try_auto_increment): Fix spelling error in comment.
3248 * final.c (final_scan_insn): Likewise.
3250 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3253 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3254 allocator preferences for "y" and "r" class registers.
3255 ("*mov<mode>_internal"): Ditto.
3256 ("*movv2sf_internal_rex64"): Ditto.
3257 ("*movv2sf_internal"): Ditto.
3259 2008-03-19 Michael Matz <matz@suse.de>
3262 * calls.c (expand_call): Check overlap of arguments with call
3263 address for sibcalls.
3265 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3268 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3269 of the underlying type of a MS bitfield layout to the natural
3270 alignment of the type.
3272 2008-03-19 Jan Hubicka <jh@suse.cz>
3275 * toplev.c (decode_d_option): Handle all CPP flags.
3276 * tree-vrp.c: Update tree_pass descriptors.
3277 * regrename.c: Update tree_pass descriptors.
3278 * fwprop.c: Update tree_pass descriptors.
3279 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3280 * tree-into-ssa.c: Update tree_pass descriptors.
3281 * tree-dump.c: Update tree_pass descriptors.
3282 * tree-complex.c: Update tree_pass descriptors.
3283 * tree-dump.h: Update tree_pass descriptors.
3284 * see.c: Update tree_pass descriptors.
3285 * cgraphbuild.c: Update tree_pass descriptors.
3286 * tracer.c: Update tree_pass descriptors.
3287 * tree-loop-distribution.c: Update tree_pass descriptors.
3288 * cgraph.c: Update tree_pass descriptors.
3289 * postreload-gcse.c: Update tree_pass descriptors.
3290 * postreload.c: Update tree_pass descriptors.
3291 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3292 * tree-tailcall.c: Update tree_pass descriptors.
3293 * tree-pass.h (tree_opt_pass): Rename to ...
3294 (opt_pass) ... this one; add "type" field and remove letter field.
3295 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3296 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3297 all_lowering_passes): Update declaration.
3298 * ipa-cp.c: Update tree_pass descriptors.
3299 * final.c: Update tree_pass descriptors.
3300 * omp-low.c: Update tree_pass descriptors.
3301 * tree-ssa-dse.c: Update tree_pass descriptors.
3302 * ipa-reference.c: Update tree_pass descriptors.
3303 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3304 * auto-inc-dec.c: Update tree_pass descriptors.
3305 * reorg.c: Update tree_pass descriptors.
3306 * cgraphunit.c: Update tree_pass descriptors.
3307 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3308 * tree-ssa-ccp.c: Update tree_pass descriptors.
3309 * df-core.c: Update tree_pass descriptors.
3310 * mode-switching.c: Update tree_pass descriptors.
3311 * tree-nomudflap.c: Update tree_pass descriptors.
3312 * modulo-sched.c: Update tree_pass descriptors.
3313 * ipa-pure-const.c: Update tree_pass descriptors.
3314 * cse.c: Update tree_pass descriptors.
3315 * web.c: Update tree_pass descriptors.
3316 * tree-stdarg.c: Update tree_pass descriptors.
3317 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3318 * tree-ssa-dom.c: Update tree_pass descriptors.
3319 * tree-nrv.c: Update tree_pass descriptors.
3320 * tree-ssa-alias.c: Update tree_pass descriptors.
3321 * loop-init.c: Update tree_pass descriptors.
3322 * gimple-low.c: Update tree_pass descriptors.
3323 * ipa-inline.c: Update tree_pass descriptors.
3324 * tree-ssa-sink.c: Update tree_pass descriptors.
3325 * global.c: Update tree_pass descriptors.
3326 * ifcvt.c: Update tree_pass descriptors.
3327 * jump.c: Update tree_pass descriptors.
3328 * predict.c: Update tree_pass descriptors.
3329 * tree-ssa-loop.c: Update tree_pass descriptors.
3330 * recog.c: Update tree_pass descriptors.
3331 * dse.c: Update tree_pass descriptors.
3332 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3333 * tree-eh.c: Update tree_pass descriptors.
3334 * regmove.c: Update tree_pass descriptors.
3336 * function.c: Update tree_pass descriptors.
3337 * tree-vectorizer.c: Update tree_pass descriptors.
3338 * gcse.c: Update tree_pass descriptors.
3339 * ipa-type-escape.c: Update tree_pass descriptors.
3340 * tree-if-conv.c: Update tree_pass descriptors.
3341 * init-regs.c: Update tree_pass descriptors.
3342 * ipa.c: Update tree_pass descriptors.
3343 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3344 * rtl-factoring.c: Update tree_pass descriptors.
3345 * lower-subreg.c: Update tree_pass descriptors.
3346 * bt-load.c: Update tree_pass descriptors.
3347 * tree-dfa.c: Update tree_pass descriptors.
3348 * except.c: Update tree_pass descriptors.
3349 * emit-rtl.c: Update tree_pass descriptors.
3350 * cfgexpand.c: Update tree_pass descriptors.
3351 * tree-cfgcleanup.c: Update tree_pass descriptors.
3352 * cfgcleanup.c: Update tree_pass descriptors.
3353 * tree-ssa-pre.c: Update tree_pass descriptors.
3354 * tree-sra.c: Update tree_pass descriptors.
3355 * tree-mudflap.c: Update tree_pass descriptors.
3356 * tree-ssa-copy.c: Update tree_pass descriptors.
3357 * cfglayout.c: Update tree_pass descriptors.
3358 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3359 * tree-ssa-dce.c: Update tree_pass descriptors.
3360 * tree-ssa.c: Update tree_pass descriptors.
3361 * regclass.c: Update tree_pass descriptors.
3362 * integrate.c: Update tree_pass descriptors.
3363 * tree-optimize.c: Update tree_pass descriptors.
3364 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3365 * tree-object-size.c: Update tree_pass descriptors.
3366 * combine.c: Update tree_pass descriptors.
3367 * tree-outof-ssa.c: Update tree_pass descriptors.
3368 * bb-reorder.c: Update tree_pass descriptors.
3369 * stack-ptr-mod.c: Update tree_pass descriptors.
3370 * var-tracking.c: Update tree_pass descriptors.
3371 * tree-profile.c: Update tree_pass descriptors.
3372 * tree-vect-generic.c: Update tree_pass descriptors.
3373 * reg-stack.c: Update tree_pass descriptors.
3374 * sched-rgn.c: Update tree_pass descriptors.
3375 * tree-ssa-structalias.c: Update tree_pass descriptors.
3376 * tree-cfg.c: Update tree_pass descriptors.
3377 * passes.c (current_pass): Update declaration.
3378 (finish_optimization_passes): Update.
3379 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3380 (register_one_dump_file, register_dump_files_1, next_pass_1):
3382 (init_optimization_passes): Update handling of new types.
3383 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3384 * ipa-struct-reorg.c: Update tree_pass descriptors.
3385 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3386 * combine-stack-adj.c: Update tree_pass descriptors.
3387 * cfgrtl.c: Update tree_pass descriptors.
3388 * dce.c: Update tree_pass descriptors.
3389 * tree-ssanames.c: Update tree_pass descriptors.
3391 2008-03-19 Richard Guenther <rguenther@suse.de>
3394 * tree-ssa.c (walk_data): New structure.
3395 (warn_uninitialized_var): If not always_executed warn with "maybe"
3397 (execute_early_warn_uninitialized): Compute post-dominators.
3398 Initialize always_executed before processing each basic block.
3400 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3403 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3404 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3406 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3408 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3410 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3412 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3414 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3415 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3416 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3417 target after ignore has been set, and move there also the commputation
3418 of subtarget and original_target.
3419 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3420 (LANG_HOOKS_INITIALIZER): Remove it.
3421 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3423 2008-03-18 Richard Guenther <rguenther@suse.de>
3425 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3426 found an expression with constants, note that in the VN for the lhs.
3427 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3428 fold them to constants if possible. Run cleanup_cfg if done so.
3429 (execute_pre): Return todo.
3431 (execute_fre): Likewise.
3432 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3434 (get_prop_source_stmt): Look through pointer conversions.
3436 2008-03-18 Jan Hubicka <jh@suse.cz>
3438 * tree-pretty-print.c: Include predict.h.
3439 (dump_generic_node): Dump predictor.
3440 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3441 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3442 * gimple-low.c (lower_stmt): Likewise.
3443 * expr.c (expand_expr_real): Likewise.
3444 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3446 (build_predict_expr, build_predict_expr): New.
3447 * predict.h (predictor_name, build_predict_expr): Update.
3448 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3449 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3450 * predict.def (PRED_CONTINUE): Update hitrate.
3451 * tree.def (PREDICT_EXPR): Define.
3452 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3453 do not handle BIND_EXPR.
3454 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3455 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3456 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3459 2008-03-18 Michael Matz <matz@suse.de>
3461 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3463 2008-03-18 Richard Guenther <rguenther@suse.de>
3465 * tree-gimple.h (is_gimple_invariant_address): Declare.
3466 (is_gimple_constant): Likewise.
3467 * tree-gimple.c (is_gimple_constant): New function.
3468 (is_gimple_invariant_address): Likewise.
3469 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3470 and is_gimple_invariant_address.
3471 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3473 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3474 an addressable base.
3476 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3479 * gimplify.c (gimplify_expr): Gimplify second operand of
3482 2008-03-17 Richard Guenther <rguenther@suse.de>
3484 PR tree-optimization/19637
3485 * fold-const.c (fold_unary): Remove restrictions of removing
3486 intermediate pointer-conversions (P2)(P1)P0.
3487 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3488 conversion to void pointer.
3489 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3491 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3494 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3495 emulated thread local variables.
3497 2008-03-16 Richard Guenther <rguenther@suse.de>
3500 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3501 expand TREE_INVARIANT operations that are not gimple invariant.
3503 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3505 * doc/extend.texi (Alignment): Say that the ABI controls
3506 the __alignof__ for non-strict-alignment targets rather
3507 than being a recommendation.
3509 2008-03-15 Paul Brook <paul@codesourcery.com>
3511 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3513 (arm_output_fn_unwind): Mark functions that can not be unwound.
3515 2008-03-15 Paul Brook <paul@codesourcery.com>
3517 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3518 extension instructions.
3520 2008-03-15 Richard Guenther <rguenther@suse.de>
3522 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3523 and fold constant aggregate refs.
3524 (fold_const_aggregate_ref): Handle string constants
3525 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3526 (evaluate_stmt): Simplify now that ccp_fold folds constant
3529 2008-03-15 Paul Brook <paul@codesourcery.com>
3531 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3532 (extzv): Use gen_extzv_t2.
3533 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3535 2008-03-15 Richard Guenther <rguenther@suse.de>
3537 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3538 (fold_const_aggregate_ref): Likewise.
3539 (get_value): Return NULL if we don't have any values.
3540 (ccp_finalize): Set const_val to NULL after freeing it.
3541 * tree-flow.h (get_symbol_constant_value): Declare.
3542 (fold_const_aggregate_ref): Likewise.
3543 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3545 2008-03-15 Richard Guenther <rguenther@suse.de>
3548 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3549 to not produce negative array indices if not allowed. Add
3550 parameter to indicate that.
3551 (maybe_fold_offset_to_component_ref): Allow negative array
3552 indices only for the first member of a structure.
3553 (maybe_fold_offset_to_reference): Allow negative array indices.
3554 (maybe_fold_stmt_addition): Likewise.
3556 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3557 Anatoly Sokolov <aesok@post.ru>
3559 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3560 (avr_arch): Add ARCH_AVR6.
3561 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3562 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3563 instead of fixed value 2.
3564 (print_operand_address): Use gs() asm specifier instead of pm().
3565 (avr_assemble_integer): (Ditto.).
3566 (avr_output_addr_vec_elt): (Ditto.).
3567 (print_operand): Handle "!" code.
3568 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3569 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3570 (AVR_HAVE_EIJMP_EICALL): Define.
3571 (AVR_3_BYTE_PC): Redefine.
3572 (AVR_2_BYTE_PC): (Ditto.).
3573 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3574 (LINK_SPEC): Add atmega2560 and atmega2561.
3575 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3577 * config/avr/avr.md (call_insn): Use eicall instead of icall
3578 for 3 byte PC devices.
3579 (call_value_insn): (Ditto.).
3580 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3581 (indirect_jump): Use only for for 2 byte PC devices.
3582 (*tablejump): (Ditto.).
3583 (*indirect_jump_avr6): Add insn.
3584 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3585 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3586 instead of ijmp for 3 byte PC devices.
3587 (__tablejump2__): (Ditto.).
3588 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3589 (MULITLIB_DIRNAMES): (Ditto.).
3590 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3592 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3594 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3595 "sse2_umulsidi3". Use V1DI mode for operand 0.
3596 ("mmx_psadbw"): Use V1DI mode for operand 0.
3597 * config/i386/i386-modes.def (V1SI): New vector mode.
3598 * config/i386/i386.c (struct builtin_description)
3599 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3600 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3601 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3602 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3603 v1di_ftype_v8qi_v8qi type.
3604 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3606 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3607 __builtin_ia32_pmuludq]: Fix the mode of return value.
3609 2008-03-15 Richard Guenther <rguenther@suse.de>
3612 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3615 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3617 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3618 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3619 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3620 unless TARGET_SERIALIZE_VOLATILE is enabled.
3621 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3622 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3623 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3625 2008-03-14 Richard Guenther <rguenther@suse.de>
3627 PR tree-optimization/34172
3628 * tree-flow.h (refs_may_alias_p): Declare.
3629 (get_single_def_stmt): Likewise.
3630 (get_single_def_stmt_from_phi): Likewise.
3631 (get_single_def_stmt_with_phi): Likewise.
3632 * tree-dfa.c (refs_may_alias_p): New function.
3633 (get_single_def_stmt): Likewise.
3634 (get_single_def_stmt_from_phi): Likewise.
3635 (get_single_def_stmt_with_phi): Likewise.
3636 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3637 (vn_reference_lookup_1): New helper function.
3638 (vn_reference_lookup): Walk the virtual use-def chain to
3639 continue searching for a match if the def does not alias the
3640 reference we are looking for.
3642 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3644 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3645 archive and Perzl. Update The Written Word listing.
3647 2008-03-14 Richard Guenther <rguenther@suse.de>
3649 PR tree-optimization/34043
3650 PR tree-optimization/33989
3651 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3653 (bitmap_find_leader): Use extra argument to verify dominance
3654 relationship inside a basic-block.
3655 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3656 (find_leader_in_sets): Adjust.
3657 (create_component_ref_by_pieces): Take extra argument for
3658 dominance check, handle lookup failures.
3659 (find_or_generate_expression): Likewise.
3660 (create_expression_by_pieces): Likewise.
3661 (insert_into_preds_of_block): Adjust.
3662 (create_value_expr_from): If asked for, verify all operands
3663 are in the blocks AVAIL_OUT set.
3664 (make_values_for_stmt): Check for SSA_NAMEs that are life
3665 over an abnormal edge.
3666 (compute_avail): Remove such check.
3667 (do_SCCVN_insertion): New function.
3668 (eliminate): If we do not find a leader suitable for replacement
3669 insert a replacement expression from SCCVN if available.
3670 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3671 (struct vn_ssa_aux): Add needs_insertion flag.
3672 * tree-ssa-sccvn.c (may_insert): New global flag.
3673 (copy_reference_ops_from_ref): Value-number union member access
3674 based on its size, not type and member if insertion is allowed.
3675 (visit_reference_op_load): For a weak match from union type
3676 punning lookup a view-converted value and insert a SSA_NAME
3677 for that value if that is not found.
3678 (visit_use): Make dumps shorter. Do not disallow value numbering
3679 SSA_NAMEs that are life over an abnormal edge to constants.
3680 (free_scc_vn): Release inserted SSA_NAMEs.
3681 (run_scc_vn): New flag to specify whether insertion is allowed.
3682 Process SSA_NAMEs in forward order.
3683 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3684 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3685 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3686 pointer type to/from integral types that do not change the
3687 precision to regular conversions.
3689 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3691 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3692 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3693 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3694 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3695 input arguments and the mode of return value. Built-in functions
3696 that operate on whole 64-bit MMX register now use V1DI mode.
3698 2008-03-13 Alon Dayan <alond@il.ibm.com>
3699 Olga Golovanevsky <olga@il.ibm.com>
3701 PR tree-optimization/35041
3702 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3703 to locate the right position in a statement.
3705 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3709 * config/i386/xmmintrin.h: Change all static inline functions to
3710 extern inline and add __gnu_inline__ attribute.
3711 * config/i386/bmintrin.h: Ditto.
3712 * config/i386/smmintrin.h: Ditto.
3713 * config/i386/tmmintrin.h: Ditto.
3714 * config/i386/mmintrin-common.h: Ditto.
3715 * config/i386/ammintrin.h: Ditto.
3716 * config/i386/emmintrin.h: Ditto.
3717 * config/i386/pmmintrin.h: Ditto.
3718 * config/i386/mmintrin.h: Ditto.
3719 * config/i386/mm3dnow.h: Ditto.
3721 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3724 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3725 (lower_omp_2): New function.
3726 (lower_omp_1, lower_omp): Rewritten.
3728 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3731 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3732 with the phrase "Microsoft Windows compilers".
3733 (Push/Pop Macro Pragmas): New subsection. Document
3734 #pragma push_macro and pragma pop_macro.
3736 2008-03-12 Paul Brook <paul@codesourcery.com>
3738 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3740 2008-03-12 Paul Brook <paul@codesourcery.com>
3742 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3743 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3744 (thumb2_addsi_shortim): Rename ...
3745 (thumb2_addsi_short): ... to this. Allow register operands.
3746 (thumb2_subsi_short): New pattern.
3747 (thumb2_one_cmplsi2_short,
3748 thumb2_negsi2_short): New patterns and peepholes.
3750 2008-03-12 Paul Brook <paul@codesourcery.com>
3752 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3754 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3756 * config/i386/i386.md (int_cond): New code iterator.
3758 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3759 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3760 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3761 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3762 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3763 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3764 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3765 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3767 2008-03-12 Paul Brook <paul@codesourcery.com>
3769 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3770 instead of {arm,thumb}_compute_save_reg_mask.
3771 (output_return_instruction): Ditto.
3772 (thumb_unexpanded_epilogue): Ditto.
3773 (thumb1_expand_prologue): Ditto.
3774 (thumb1_output_function_prologue): Ditto.
3775 (arm_set_return_address): Ditto.
3776 (thumb_set_return_address): Ditto.
3777 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3778 regs to achieve stack alignment.
3779 (thumb1_compute_save_reg_mask): Fix compiler warning.
3780 (arm_output_epilogue): Use offsets->saved_regs_mask.
3781 Adjust stack pointer by poping call clobered registers.
3782 (arm_expand_prologue): Use offsets->saved_regs_mask.
3783 Adjust stack pointer by pushing extra registers.
3784 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3786 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3789 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3790 conversion to the operands of a multiplication.
3792 2008-03-12 Richard Guenther <rguenther@suse.de>
3794 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3795 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3796 * timevar.def (TV_TREE_PHIPROP): Add.
3797 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3798 pass description. Use TV_TREE_PHIPROP.
3799 * tree-ssa-forwprop.c: Remove phiprop code.
3801 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3804 * omp-low.c (maybe_lookup_decl): Constify first argument.
3805 (use_pointer_for_field): Change last argument from bool to
3806 omp_context *. Disallow shared copy-in/out in nested
3807 parallel if decl is shared in outer parallel too.
3808 (build_outer_var_ref, scan_sharing_clauses,
3809 lower_rec_input_clauses, lower_copyprivate_clauses,
3810 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3812 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3813 Ira Rosen <irar@il.ibm.com>
3815 * tree-vectorizer.c (free_stmt_vec_info): New function.
3816 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3817 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3818 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3819 * tree-vect-transform.c (vectorizable_conversion): Free
3820 vec_oprnds0 if it was allocated.
3821 (vect_permute_store_chain): Remove unused VECs.
3822 (vectorizable_store): Free VECs that are allocated in the..
3824 (vect_transform_strided_load, vectorizable_load): Likewise.
3825 (vect_remove_stores): Simplify the code.
3826 (vect_transform_loop): Move code to vect_remove_stores().
3827 Call vect_remove_stores() and free_stmt_vec_info().
3829 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3831 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3832 TARGET_HPUX. Revise comment.
3833 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3834 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3835 Use sr4 variant of `be' instruction when not generating PIC code.
3836 (attr_length_call): Adjust for above change.
3838 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3840 * ipa-reference.c (static_execute): Remove module_statics_const and
3841 associated setting code.
3843 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3846 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3847 predicate for operand 1.
3848 (paritysi2_cmp): Use register_operand predicate for operand 2.
3849 Use earlyclobber modifier for operand 1. Remove support for
3851 (paritydi2_cmp): Use register_operand predicate for operand 3.
3852 Use earlyclobber modifier for operand 1. Remove support for
3855 2008-03-11 Paul Brook <paul@codesourcery.com>
3856 Vladimir Prus <vladimir@codesourcery.com>
3858 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3859 (arm_compute_save_reg0_reg12_mask): Always
3860 check if register 11 must be saved. Always safe hard frame pointer
3861 when frame_pointer_needeed.
3862 (arm_compute_save_reg_mask): Save IP and PC
3863 only with apcs frames.
3864 (arm_output_epilogue): Adjust Thumb2 codepath to
3865 be also invoked and work for ARM non-apcs frames.
3866 (arm_expand_prologue): Don't bother saving IP
3867 for non-apcs frame, since it's not clobbered by
3868 prologue code. Implement non-apcs frame
3871 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3873 PR rtl-optimization/35281
3874 * expr.c (convert_move): Use a new pseudo for the intermediate
3875 from_mode->word_mode result.
3877 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3879 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3880 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3881 * toplev.c (compile_file): Don't call it.
3883 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3886 * expr.c (store_expr): Call emit_block_move if the mode
3887 of "temp" RTX is BLKmode.
3889 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3890 Richard Guenther <rguenther@suse.de>
3892 PR tree-optimization/31358
3893 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3894 the step with a NULL_TREE.
3895 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3896 to sizetype if type is a pointer type.
3897 (add_candidate_1): Don't convert the base and step to
3898 the generic type if the orginal type is a pointer type.
3899 (add_iv_value_candidates): Use sizetype for the step
3900 if type is a pointer type.
3901 (cand_value_at): Likewise.
3902 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3904 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3905 Don't convert the tem affine to the type.
3906 (add_elt_to_tree): Use sizetype for the step if a pointer.
3907 Use POINTER_PLUS_EXPR for pointers.
3908 (aff_combination_to_tree): Use sizetype for the step if a
3911 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3913 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3914 Remove commutativity hint.
3916 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3920 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3921 errorneous type. Check that v is a VAR_DECL.
3924 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3926 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3928 PR tree-optimization/35494
3929 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3930 may be overriden at link and run time.
3932 2008-03-10 Richard Guenther <rguenther@suse.de>
3934 PR tree-optimization/34677
3935 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3936 (poolify_tree): Likewise.
3937 (modify_expr_template): Likewise.
3938 (poolify_modify_stmt): Likewise.
3939 (insert_fake_stores): Handle all component-ref style stores
3940 in addition to INDIRECT_REF. Also handle complex types.
3941 Do not poolify the inserted load.
3942 (realify_fake_stores): Do not rebuild the tree but only
3943 make it a SSA_NAME copy.
3944 (init_pre): Remove initialzation of modify_expr_template.
3945 Do not allocate modify_expr_node_pool.
3946 (fini_pre): Do not free modify_expr_node_pool.
3948 2008-03-10 Paul Brook <paul@codesourcery.com>
3950 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3953 2008-03-10 Paul Brook <paul@codesourcery.com>
3954 Mark Shinwell <shinwell@codesourcery.com>
3956 * config/arm/cortex-r4.md: New.
3957 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3959 * config/arm/arm.md: Include cortex-r4.md.
3960 (insn): Add smmls, sdiv and udiv values.
3961 (generic_sched): Don't use generic scheduling for Cortex-R4.
3962 (arm_issue_rate): New function.
3963 (TARGET_SCHED_ISSUE_RATE): Define.
3965 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3967 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3969 2008-03-10 Richard Guenther <rguenther@suse.de>
3971 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3972 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3974 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3976 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3977 Set default to true.
3979 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3981 * c.opt (Wsynth): Deprecate.
3982 * doc/invoke.texi (Option Summary, Warning Options): Document
3983 -Wno-format-contains-nul.
3985 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3988 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3989 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3991 2008-03-09 Ira Rosen <irar@il.ibm.com>
3993 * config/rs6000/rs6000.c (builtin_description): Rename vector
3994 left shift operations.
3995 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3996 (altivec_vsl<VI_char>): Rename to ...
3997 (ashl<mode>3): ... new name.
3998 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4000 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4002 2008-03-08 Richard Guenther <rguenther@suse.de>
4004 * coverage.h (tree_coverage_counter_addr): Declare.
4005 * coverage.c (tree_coverage_counter_addr): New function.
4006 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4008 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4009 (tree_gen_one_value_profiler): Likewise.
4010 (tree_gen_ic_profiler): Likewise.
4011 (tree_gen_average_profiler): Likewise.
4012 (tree_gen_ior_profiler): Likewise.
4014 2008-03-08 Richard Guenther <rguenther@suse.de>
4016 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4017 (vn_binary_op_insert): Likewise.
4018 (vn_unary_op_lookup): Likewise.
4019 (vn_unary_op_insert): Likewise.
4020 (vn_nary_op_lookup): Declare.
4021 (vn_nary_op_insert): Likewise.
4022 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4023 and binary hashes, use a single obstack for unary_op_pool
4025 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4026 a single struct vn_nary_op_s. Store tree code length and
4027 a variable number of operands.
4028 (struct vn_reference_op_struct): Remove unused op2.
4029 (vn_reference_op_eq): Do not compare op2.
4030 (vn_reference_op_compute_hash): Do not compute hash of op2.
4031 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4032 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4033 with vn_nary_op_compute_hash.
4034 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4035 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4037 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4039 (visit_unary_op): Call nary functions.
4040 (visit_binary_op): Likewise.
4041 (process_scc): Adjust for struct vn_tables_s changes.
4042 (allocate_vn_table): Likewise.
4043 (free_vn_table): Likewise.
4044 * tree-vn.c (vn_add): Call nary functions.
4045 (vn_lookup): Likewise.
4047 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4050 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4051 wdst back after sync_compare_and_swapqhi_internal.
4053 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4056 * config/i386/i386-modes.def (V1DI): New vector mode.
4057 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4058 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4059 (MMXMODE248): Ditto.
4060 (MMXMODE): Add V1DI mode.
4061 (mmxvecsize): Change DI mode to V1DI mode.
4062 ("mov<mode>): Use MMXMODEI8 mode iterator.
4063 ("*mov<mode>_internal_rex64"): Ditto.
4064 ("*mov<mode>_internal"): Ditto.
4065 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4066 ("mmx_sub<mode>3"): Ditto.
4067 ("mmx_adddi3"): Remove insn pattern.
4068 ("mmx_subdi3"): Ditto.
4069 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4070 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4071 ("mmx_ashl<mode>3"): Ditto.
4072 ("mmx_lshrdi3"): Remove insn pattern.
4073 ("mmx_ashldi3"): Ditto.
4074 * config/i386/i386.c (classify_argument): Handle V1DImode.
4075 (function_arg_advance_32): Ditto.
4076 (function_arg_32): Ditto.
4077 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4078 mmx_addv1di3 insn pattern.
4079 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4080 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4081 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4082 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4083 Remove definitions of built-in functions.
4084 (V1DI_type_node): New node.
4085 (v1di_ftype_v1di_int): Ditto.
4086 (v1di_ftype_v1di_v1di): Ditto.
4087 (v2si_ftype_v2si_si): Ditto.
4088 (v4hi_ftype_v4hi_di): Remove node.
4089 (v2si_ftype_v2si_di): Ditto.
4090 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4091 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4092 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4093 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4094 Add new builtins using def_builtin_const.
4095 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4096 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4097 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4098 * config/i386/mmintrin.h (__v1di): New typedef.
4099 (_mm_add_si64): Cast arguments to __v1di type.
4100 (_mm_sub_si64): Ditto.
4101 (_mm_sll_pi16): Cast __count to __v4hi type.
4102 (_mm_sll_pi32): Cast __count to __v2si type.
4103 (_mm_sll_si64): Cast arguments to __v1di type.
4104 (_mm_srl_pi16): Cast __count to __v4hi type.
4105 (_mm_srl_pi32): Cast __count to __v2si type.
4106 (_mm_srl_si64): Cast arguments to __v1di type.
4107 (_mm_sra_pi16): Cast __count to __v4hi type.
4108 (_mm_sra_pi32): Cast __count to __v2si type.
4109 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4110 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4111 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4112 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4113 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4114 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4115 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4116 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4117 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4118 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4119 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4120 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4122 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4124 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4126 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4129 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4130 reg+const addressing for Altivec modes. Don't generate reg+reg
4131 addressing for TFmode or TDmode quantities.
4133 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4135 * c-common.c (vector_types_convertible_p): Call langhook
4136 instead of comptypes.
4138 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4141 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4142 integral and scalar float variables which have a
4145 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4147 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4148 dwarf_register_span hook when emitting unwind information for
4149 register-to-memory saves.
4150 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4151 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4153 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4155 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4156 for the same VAR_DECL.
4158 2008-03-06 Tom Tromey <tromey@redhat.com>
4161 * doc/standards.texi (Standards): Don't mention treelang.
4162 * doc/invoke.texi (Overall Options): Don't mention treelang.
4163 * doc/install.texi (Prerequisites): Don't mention bison or
4165 (Configuration): Don't mention treelang.
4166 (Building): Likewise.
4167 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4169 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4171 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4172 word-extractions out of a multi-word object.
4174 2008-03-06 Richard Guenther <rguenther@suse.de>
4176 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4177 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4178 result type and precision.
4179 * expr.c (get_inner_reference): Set unsignedp based on the result
4180 type of BIT_FIELD_REF.
4181 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4182 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4183 (try_instantiate_multiple_fields): Likewise. Use the correct type
4185 (sra_build_assignment): Likewise.
4186 (sra_build_elt_assignment): Likewise.
4187 (sra_explode_bitfield_assignment): Likewise.
4188 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4189 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4190 set BIT_FIELD_REF_UNSIGNED.
4191 (vectorizable_load): Likewise.
4193 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4195 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4198 2008-03-06 Richard Guenther <rguenther@suse.de>
4200 * alias.c (struct alias_set_entry): Move has_zero_child field
4201 to pack with alias_set.
4203 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4205 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4208 2008-03-05 Ian Lance Taylor <iant@google.com>
4210 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4212 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4214 * fwprop.c (update_df): Support width and offset parameters of
4216 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4217 global_conflicts): Change DF_REF_EXTRACT to either
4218 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4219 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4220 * df-scan.c (df_ref_record, df_defs_record,
4221 df_ref_create_structure, df_def_record_1, df_uses_record,
4222 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4223 df_bb_refs_collect, df_entry_block_defs_collect,
4224 df_exit_block_uses_collect): Support new width and offset fields.
4225 (ref_extract_pool): New storage pool.
4226 (df_free_ref): New function.
4227 (df_reg_chain_unlink, df_free_collection_rec,
4228 df_sort_and_compress_refs): Call df_free_ref.
4229 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4231 (df_ref_create_structure): Allocate df_ref_extract if offset and
4232 width fields are used.
4233 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4234 (df_uses_record): Get offset and width from ZERO_EXTRACT
4236 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4237 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4238 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4239 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4240 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4241 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4242 (df_ref_extract): New structure.
4243 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4244 (df_ref_create): Add width and offset parameters.
4246 2008-03-05 Richard Guenther <rguenther@suse.de>
4248 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4249 Use ranges_overlap_p.
4250 (offset_overlaps_with_access): Rename
4251 to ranges_overlap_p and move ...
4252 * tree-flow-inline.h (ranges_overlap_p): ... here.
4254 * tree.h (get_inner_reference, handled_component_p): Update
4257 * tree.h (record_component_aliases, get_alias_set,
4258 alias_sets_conflict_p, alias_sets_must_conflict_p,
4259 objects_must_conflict_p): Move declarations ...
4260 * alias.h (record_component_aliases, get_alias_set,
4261 alias_sets_conflict_p, alias_sets_must_conflict_p,
4262 objects_must_conflict_p): ... here.
4263 Include coretypes.h.
4264 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4266 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4268 * cfg.c: Include tree-flow.h.
4269 (remove_edge_raw): Call redirect_edge_var_map_clear.
4270 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4271 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4272 (redirect_edge_var_map_result): New.
4273 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4274 PENDING_STMT use with redirect_edge_var_map_*.
4275 * tree-ssa.c (edge_var_maps): New definition.
4276 (redirect_edge_var_map_add): New.
4277 (redirect_edge_var_map_clear): New.
4278 (redirect_edge_var_map_dup): New.
4279 (redirect_edge_var_map_vector): New.
4280 (redirect_edge_var_map_destroy): New.
4281 (ssa_redirect_edge): Replace PENDING_STMT use with
4282 redirect_edge_var_map_*.
4283 (flush_pending_stmts): Same.
4284 (delete_tree_ssa): Destroy edge var map.
4285 * tree-flow.h (struct _edge_var_map): New.
4286 Define edge_var_map vector type.
4287 Declare redirect_edge_var_map_* prototypes.
4288 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4289 * tree-cfg.c (reinstall_phi_args): Replace
4290 PENDING_STMT use with redirect_edge_var_map_*.
4292 2008-03-05 Richard Guenther <rguenther@suse.de>
4294 PR tree-optimization/35472
4295 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4296 whose single use_stmt has a overlapping set of loaded and
4297 stored symbols as that use_stmt might be a noop assignment then.
4299 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4301 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4303 2008-03-05 Richard Guenther <rguenther@suse.de>
4306 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4307 should be constants.
4308 * tree-cfg.c (verify_expr): Verify it.
4309 * fold-const.c (fold_truthop): Remove code generating
4310 BIT_FIELD_REFs of structure bases.
4311 (fold_binary): Likewise.
4312 (fold_ternary): Position and size of BIT_FIELD_REFs are
4313 always host integers.
4314 (make_bit_field_ref): Remove.
4315 (optimize_bit_field_compare): Remove.
4316 (all_ones_mask_p): Remove.
4318 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4321 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4322 (split_block_and_df_analyze): New. Split basic block and rebuild
4324 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4326 (split_pattern_seq): Likewise.
4327 (erase_matching_seqs): Likewise.
4328 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4330 2008-03-04 Geoff Keating <geoffk@apple.com>
4332 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4333 declaration and code.
4334 (tree_invalid_nonnegative_warnv_p): Likewise.
4336 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4338 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4339 examples. Truncate option-names then causing overfull hbox.
4341 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4344 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4346 * configure: Rebuilt.
4348 2008-03-04 Rafael Espindola <espindola@google.com>
4350 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4351 (tree_unary_nonnegative_warnv_p): New.
4352 (tree_binary_nonnegative_warnv_p): New.
4353 (tree_single_nonnegative_warnv_p): New.
4354 (tree_invalid_nonnegative_warnv_p): New.
4355 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4357 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4360 * opts.c (handle_option): Postpone 'unknown option' errors only for
4363 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4366 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4369 2008-03-04 Rafael Espindola <espindola@google.com>
4371 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4372 (tree_binary_nonzero_warnv_p): New.
4373 (tree_single_nonzero_warnv_p): New.
4374 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4376 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4379 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4380 transformations for modes that have signed zeros.
4381 * ifcvt.c (noce_try_abs): Ditto.
4383 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4385 * config/i386/i386.c (override_options): Force
4386 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4388 2008-03-04 Jan Hubicka <jh@suse.cz>
4391 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4394 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4396 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4397 label to probe the stack.
4399 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4401 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4402 (__gthr_win32_mutex_destroy): Declare.
4403 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4404 __gthr_win32_mutex_destroy.
4405 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4407 2008-03-03 Jan Hubicka <jh@suse.cz>
4410 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4411 aggressive on inlining cold calls.
4413 2008-03-03 Richard Guenther <rguenther@suse.de>
4415 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4416 struct copies into the expression table.
4417 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4418 (try_to_simplify): Likewise.
4419 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4420 integral and pointer arguments which do not change the
4421 precision to NOP_EXPRs.
4422 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4423 VIEW_CONVERT_EXPR case.
4425 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4427 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4428 defined in a loop at depth 0 is invariant.
4429 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4430 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4431 be called at loop depth 0.
4433 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4436 * gcc.c (process_command): Update copyright notice dates.
4437 * gcov.c (print_version): Likewise.
4438 * gcov-dump.c (print_version): Likewise.
4439 * mips-tfile.c (main): Likewise.
4440 * mips-tdump.c (main): Likewise.
4442 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4445 * c-common.c (flag_permissive): Delete.
4446 (constant_expression_warnings): Check flags first.
4447 (constant_expression_error): New.
4448 * c-common.h (flag_permissive): Delete.
4449 (constant_expression_error): Declare.
4450 * flags.h (flag_permissive): Declare. Update description.
4451 * diagnostic.c (pedwarn): Update.
4453 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4454 (permissive_error_kind): New.
4455 * toplev.c (flag_permissive): Define. Update description.
4456 * toplev.h (permissive_error_kind): Declare.
4457 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4458 (pedwarn_c90): Use pedantic_warning_kind.
4459 * c-opts.c (c_common_post_options): flag_permissive does not affect
4460 flag_pedantic_errors.
4462 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4464 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4465 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4466 __absvsi2, __absvDI2): Use unsigned arithmetic.
4468 2008-03-02 Andi Kleen <ak@suse.de>
4469 Richard Guenther <rguenther@suse.de>
4471 * struct-equiv.c: Remove file.
4472 * cfg_cleanup.c (condjump_equiv_p): Remove.
4473 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4474 (struct-equiv.o): Remove rule.
4475 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4476 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4477 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4479 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4481 * ifcvt.c (noce_process_if_block): Try to handle only the then
4482 block if the else block exists but isn't suitable.
4484 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4487 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4488 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4489 regression from previous patch.
4491 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4494 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4496 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4497 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4498 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4499 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4500 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4501 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4502 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4503 (__gthread_mutex_destroy_function): Rename to
4504 __gthread_mutex_destroy.
4505 * gthr-dce.h (__gthread_mutex_destroy): Call
4506 pthread_mutex_destroy.
4507 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4508 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4509 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4511 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4513 * df-scan.c (df_ref_chain_change_bb): Simplify.
4514 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4515 set_block_for_insn if there's any change.
4516 * df.h ((df_insn_change_bb): Fix prototype.
4517 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4518 df_insn_change_bb, don't call set_block_for_insn.
4519 * emit-rtl.c (reorder_insns): Likewise.
4520 * haifa-sched.c (move_insn): Likewise.
4522 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4524 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4526 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4528 * tree-flow-inline.h (next_readonly_imm_use): Return
4529 NULL_USE_OPERAND_P after the end.
4531 2008-03-01 Richard Guenther <rguenther@suse.de>
4533 PR tree-optimization/35411
4534 * tree-sra.c (sra_build_assignment): Split conversion to
4535 final type to a separate statement if we are not assigning
4538 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4540 * fold-const.c (fold_convertible_p): Correct the logic to follow
4541 that in fold_convert().
4543 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4546 * tree-inline.c (build_duplicate_type): When we make a
4547 duplicate type, make it unique in the canonical types system.
4549 2008-02-29 Tom Tromey <tromey@redhat.com>
4551 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4552 input_file_stack_history, input_file_stack_restored): Remove.
4553 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4554 * input.h (struct file_stack): Remove.
4555 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4556 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4558 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4560 (diagnostic_last_module_changed): Add 'map' argument.
4561 (diagnostic_set_last_function): Likewise.
4562 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4563 line map, not input_file_stack.
4564 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4566 2008-02-29 Paul Brook <paul@codesourcery.com>
4568 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4570 2008-02-29 Paul Brook <paul@codesourcery.com>
4572 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4574 2008-02-29 Richard Guenther <rguenther@suse.de>
4576 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4578 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4579 value for comparing for a store match.
4580 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4581 (try_to_simplify): Do not do a full-blown reference lookup.
4583 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4585 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4586 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4588 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4590 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4592 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4593 strides against cache sizes.
4595 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4597 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4600 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4602 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4603 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4604 is smaller than the original promoted value.
4605 (simplify_subreg): If OP is a SUBREG, try to preserve its
4606 SUBREG_PROMOTED_VAR_P information.
4608 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4610 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4611 (VN_INFO_GET): Allocate new objects on the obstack.
4612 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4613 for rpo_numbers_temp, for consistency.
4614 (free_scc_vn): Free the obstack.
4616 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4618 * doc/invoke.texi: Document -ftree-loop-distribution.
4619 * tree-loop-distribution.c: New.
4620 * tree-pass.h (pass_loop_distribution): New.
4621 * graphds.h (struct graph): Add htab_t indices.
4622 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4623 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4624 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4625 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4626 * tree-data-ref.c (debug_data_dependence_relations): New.
4627 (dump_data_dependence_relation): Also print data references.
4628 (free_data_ref): Extern.
4629 (same_access_functions): Moved...
4630 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4631 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4632 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4633 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4634 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4635 (stmts_from_loop): Skip LABEL_EXPR.
4636 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4638 (build_rdg): Initialize rdg->indices htab.
4639 (free_rdg, stores_from_loop, ref_base_address,
4640 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4641 have_similar_memory_accesses_1, ref_base_address_1,
4642 remove_similar_memory_refs): New.
4643 * tree-data-ref.h: Depend on tree-chrec.h.
4644 (debug_data_dependence_relations, free_data_ref): Declared.
4645 (same_access_functions): ... here.
4646 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4648 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4649 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4650 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4651 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4652 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4653 rdg_vertex_for_stmt): Declared.
4654 (struct rdg_edge): Add level.
4656 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4657 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4659 (rdg_has_similar_memory_accesses): New.
4660 * tree-vect-analyze.c: Remove unused static decls.
4661 * lambda.h (dependence_level): New.
4662 * common.opt (ftree-loop-distribution): New.
4663 * tree-flow.h (mark_virtual_ops_in_bb,
4664 slpeel_tree_duplicate_loop_to_edge_cfg,
4665 rename_variables_in_loop): Declared.
4666 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4667 (OBJS-common): Add tree-loop-distribution.o.
4668 (tree-loop-distribution.o): New rule.
4669 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4670 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4671 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4673 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4676 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4677 other than structures and unions.
4679 2008-02-28 Richard Guenther <rguenther@suse.de>
4682 2008-02-26 Richard Guenther <rguenther@suse.de>
4684 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4685 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4686 (lookup_decl_from_uid): Declare.
4687 (remove_decl_from_map): Likewise.
4688 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4689 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4690 (decl_for_uid_map): New global hashtable mapping DECL_UID
4692 (init_ttree): Allocate it.
4693 (insert_decl_to_uid_decl_map): New helper function.
4694 (make_node_stat): Insert new decls into the map.
4695 (copy_node_stat): Likewise.
4696 (lookup_decl_from_uid): New function.
4697 (remove_decl_from_map): Likewise.
4698 (print_decl_for_uid_map_statistics): New helper.
4699 (dump_tree_statistics): Call it.
4701 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4702 (referenced_var_iterator): Adjust.
4703 (FOR_EACH_REFERENCED_VAR): Adjust.
4704 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4705 (num_referenced_vars): Adjust.
4706 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4707 (first_referenced_var): Remove.
4708 (end_referenced_vars_p): Likewise.
4709 (next_referenced_var): Likewise.
4710 (referenced_var_iterator_set): New helper function.
4711 * tree-dfa.c (referenced_var_lookup): Adjust.
4712 (referenced_var_check_and_insert): Likewise.
4713 (remove_referenced_var): Likewise.
4714 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4715 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4716 (verify_call_clobbering): Likewise.
4717 (verify_memory_partitions): Likewise.
4718 (init_tree_ssa): Allocate bitmap instead of hashtable for
4720 (delete_tree_ssa): Adjust.
4721 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4722 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4723 (compute_tag_properties): Likewise.
4724 (set_initial_properties): Likewise.
4725 (find_partition_for): Likewise.
4726 (update_reference_counts): Likewise.
4727 (dump_may_aliases_for): Likewise.
4728 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4729 (add_call_clobber_ops): Likewise.
4730 (add_call_read_ops): Likewise.
4731 (get_asm_expr_operands): Likewise.
4732 * tree-into-ssa.c (dump_decl_set): Likewise.
4733 (update_ssa): Likewise.
4734 * tree-sra.c (scan_function): Likewise.
4735 (decide_instantiations): Likewise.
4736 (scalarize_parms): Likewise.
4737 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4738 (dsa_named_for): Likewise.
4739 * tree-ssa-structalias.c (update_alias_info): Likewise.
4740 (merge_smts_into): Likewise.
4742 2008-02-27 David Daney <ddaney@avtrex.com>
4745 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4746 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4747 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4748 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4749 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4751 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4754 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4755 (BUILT_IN_NEXTTOWARD): Remove.
4756 (BUILT_IN_NEXTTOWARDF): Ditto.
4757 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4758 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4760 2008-02-27 Tom Tromey <tromey@redhat.com>
4762 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4763 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4765 2008-02-27 Jan Beulich <jbeulich@novell.com>
4767 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4768 update the respective field on newdecl.
4770 2008-02-27 Revital Eres <eres@il.ibm.com>
4772 PR rtl-optimization/34999
4773 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4774 crossing edges that ends with a call insn.
4775 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4776 call insn and clear the EDGE_CROSSING flag of the crossing edge
4777 when fixing fallthru edges.
4779 2008-02-27 Richard Guenther <rguenther@suse.de>
4782 * fold-const.c (fold_unary): Return the correct argument,
4783 converted to the result type.
4785 2008-02-27 Richard Guenther <rguenther@suse.de>
4788 * expr.c (expand_expr_real_1): Assert on rotates that operate
4790 * fold-const.c (fold_binary): Use the types precision, not the
4791 bitsize of the mode if folding rotate expressions. Build rotates
4792 only for full modes.
4794 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4796 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4798 * c-pragma.c (pragma_ns_name): New typedef.
4799 (registered_pp_pragmas): New variable.
4800 (c_pp_lookup_pragma): New function.
4801 (c_register_pragma_1): If flag_preprocess_only, do nothing
4802 for non-expanded pragmas, for expanded ones push pragma's
4803 namespace and name into registered_pp_pragmas vector.
4804 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4805 flag_preprocess_only, don't register GCC pch_preprocess
4806 pragma if flag_preprocess_only.
4807 * c-opts.c (c_common_init): Call init_pragma even if
4808 flag_preprocess_only.
4809 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4810 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4811 cpp_register_pragma if flag_preprocess_only.
4813 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4816 * c-parser.c (c_parser_translation_unit): Warn for empty
4817 translation unit, not empty source file.
4819 2008-02-26 Paul Brook <paul@codesourcery.com>
4821 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4822 operand for Thumb-2.
4823 * config/arm/arm.h (reg_class): Add CORE_REGS.
4824 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4825 (BASE_REG_CLASS): Use CORE_REGS.
4826 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4827 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4828 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4829 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4830 ARM_REGNO_OK_FOR_INDEX_P.
4831 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4832 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4833 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4834 (ldm/stm peepholes): Ditto.
4835 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4836 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4837 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4838 * config/arm/constraints.md: Enable "k" constraint on ARM.
4840 2008-02-27 Ben Elliston <bje@au.ibm.com>
4842 * config/rs6000/rs6000.c: Annotate cache line size field in all
4843 instances of struct processor_costs.
4845 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4847 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4848 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4849 jump_bypass): New counters.
4850 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4851 * dce.c (gate_ud_dce): Same.
4852 (gate_fast_dce): Same.
4853 * dse.c (gate_dse1): New function.
4854 (gate_dse2): New function.
4855 (gate_dse): Merge results of new gate functions.
4856 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4857 (gate_handle_jump_bypass): Add dbg_cnt.
4858 (gate_handle_gcse): Add dbg_cnt.
4859 * ifcvt.c (gate_handle_if_conversion): Same.
4860 (gate_handle_if_after_combine): Same.
4861 (gate_handle_if_after_reload): Same.
4862 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4864 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4866 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4868 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4870 2008-02-26 Jason Merrill <jason@redhat.com>
4873 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4874 alone if it's the naming decl for the type's main variant.
4876 2008-02-26 Tom Tromey <tromey@redhat.com>
4878 * system.h (USE_MAPPED_LOCATION): Poison.
4879 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4880 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4881 (make_goto_expr_edges): Likewise.
4882 (remove_bb): Likewise.
4883 (execute_warn_function_return): Likewise.
4884 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4886 * c-common.c (fname_decl): Remove old location code.
4887 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4889 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4891 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4892 (gen_rtx_ASM_INPUT): Likewise.
4893 (gen_rtx_ASM_INPUT_loc): Likewise.
4894 (get_rtx_asm_OPERANDS): Remove.
4895 * cfglayout.c (insn_locators_alloc): Remove old location code.
4896 (set_curr_insn_source_location): Likewise.
4897 (curr_insn_locator): Likewise.
4898 * print-tree.c (print_node): Remove old location code.
4899 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4900 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4901 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4902 location_from_locus.
4903 (construct_exit_block): Remove old location code.
4904 * emit-rtl.c (force_next_line_note): Remove old location code.
4905 * profile.c (branch_prob): Remove old location code.
4906 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4907 LOC_LINE): Remove old-location variants.
4908 * langhooks.c (lhd_print_error_function): Remove old location
4910 * configure, config.in: Rebuilt.
4911 * configure.ac (--enable-mapped-location): Remove.
4912 * c-decl.c (c_init_decl_processing): Remove old location code.
4913 (finish_function): Likewise.
4914 * recog.c (decode_asm_operands): Remove old location code.
4915 * c-pch.c (c_common_read_pch): Remove old location code.
4916 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4918 * gimple-low.c (lower_function_body): Remove old location code.
4919 * toplev.c (unknown_location): Remove.
4920 (push_srcloc): Remove old-location variant.
4921 (process_options): Remove old location code.
4922 (lang_dependent_init): Likewise.
4923 * input.h (UNKNOWN_LOCATION): Move definition.
4924 (location_t): Undeprecate.
4925 (source_locus): Remove.
4926 (location_from_locus): Remove.
4927 (struct location_s): Remove.
4928 Remove all old-location code.
4929 (input_line, input_filename): Remove.
4930 * final.c (final_scan_insn): Remove old location code.
4931 * diagnostic.c (diagnostic_build_prefix): Remove
4932 USE_MAPPED_LOCATION test.
4933 * tree.h (gimple_stmt) <locus>: Now a location_t.
4934 (tree_exp) <locus>: Likewise.
4935 (DECL_IS_BUILTIN): Remove old-location variant.
4936 (annotate_with_file_line, annotate_with_locus): Likewise.
4937 (expr_locus, set_expr_locus): Update.
4938 * tree.c (build1_stat): Remove old location code.
4939 (last_annotated_node): Remove.
4940 (annotate_with_file_line): Remove old-location variant.
4941 (annotate_with_locus): Likewise.
4942 (expr_location): Remove old location code.
4943 (set_expr_location): Likewise.
4944 (expr_has_location): Likewise.
4945 (expr_locus): Likewise.
4946 (set_expr_locus): Likewise.
4947 (expr_filename): Don't use location_from_locus.
4948 (expr_lineno): Likewise.
4949 * rtl-error.c (location_for_asm): Remove old location code.
4950 * c-lex.c (cb_line_change): Remove old location code.
4951 (fe_file_change): Likewise.
4952 (cb_def_pragma): Likewise.
4953 (c_lex_with_flags): Likewise.
4954 * gengtype.c (do_typedef): Don't special-case location types.
4955 (define_location_structures): Remove.
4956 (main): Don't call define_location_structures.
4957 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4960 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4963 * builtins.def (BUILT_IN_STDARG_START): Remove.
4964 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4965 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4966 * tree-inline.c (inline_forbidden_p_1): Likewise.
4968 2008-02-26 Richard Guenther <rguenther@suse.de>
4970 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4971 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4972 (lookup_decl_from_uid): Declare.
4973 (remove_decl_from_map): Likewise.
4974 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4975 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4976 (decl_for_uid_map): New global hashtable mapping DECL_UID
4978 (init_ttree): Allocate it.
4979 (insert_decl_to_uid_decl_map): New helper function.
4980 (make_node_stat): Insert new decls into the map.
4981 (copy_node_stat): Likewise.
4982 (lookup_decl_from_uid): New function.
4983 (remove_decl_from_map): Likewise.
4984 (print_decl_for_uid_map_statistics): New helper.
4985 (dump_tree_statistics): Call it.
4987 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4988 (referenced_var_iterator): Adjust.
4989 (FOR_EACH_REFERENCED_VAR): Adjust.
4990 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4991 (num_referenced_vars): Adjust.
4992 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4993 (first_referenced_var): Remove.
4994 (end_referenced_vars_p): Likewise.
4995 (next_referenced_var): Likewise.
4996 (referenced_var_iterator_set): New helper function.
4997 * tree-dfa.c (referenced_var_lookup): Adjust.
4998 (referenced_var_check_and_insert): Likewise.
4999 (remove_referenced_var): Likewise.
5000 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5001 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5002 (verify_call_clobbering): Likewise.
5003 (verify_memory_partitions): Likewise.
5004 (init_tree_ssa): Allocate bitmap instead of hashtable for
5006 (delete_tree_ssa): Adjust.
5007 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5008 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5009 (compute_tag_properties): Likewise.
5010 (set_initial_properties): Likewise.
5011 (find_partition_for): Likewise.
5012 (update_reference_counts): Likewise.
5013 (dump_may_aliases_for): Likewise.
5014 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5015 (add_call_clobber_ops): Likewise.
5016 (add_call_read_ops): Likewise.
5017 (get_asm_expr_operands): Likewise.
5018 * tree-into-ssa.c (dump_decl_set): Likewise.
5019 (update_ssa): Likewise.
5020 * tree-sra.c (scan_function): Likewise.
5021 (decide_instantiations): Likewise.
5022 (scalarize_parms): Likewise.
5023 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5024 (dsa_named_for): Likewise.
5025 * tree-ssa-structalias.c (update_alias_info): Likewise.
5026 (merge_smts_into): Likewise.
5028 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5031 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5032 * c-opts.c (c_common_handle_option): Wall enables
5033 Wvolatile-register-var.
5034 * common.opt: Move Wvolatile-register-var to...
5037 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5039 * common.opt (Wlarger-than=): New.
5040 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5042 * opts.c (common_handle_option): Handle -Wlarger-than=.
5043 * optc-gen.awk: Likewise.
5044 * opth-gen.awk: Likewise.
5045 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5046 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5048 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5050 * c-common.c (match_case_to_enum_1): Add appropriate
5051 OPT_W* parameter to warning.
5052 (c_do_switch_warnings): Likewise.
5053 * c-typeck.c (warning_init): Add one more parameter following
5055 (push_init_level): Update call to warning_init.
5056 (pop_init_level): Likewise.
5057 (add_pending_init): Likewise.
5058 (output_init_element: Likewise.
5060 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5063 * toplev.c (toplev_main): If there are warnings or error, print
5064 errors for ignored options.
5065 * opts.c (ignored_options): New static variable.
5066 (postpone_unknown_option_error): New.
5067 (print_ignored_options): New.
5068 (handle_option): Postpone errors for unknown -Wno-* options.
5069 * opts.h (print_ignored_options): Declare.
5071 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5073 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5076 2008-02-25 Richard Guenther <rguenther@suse.de>
5079 2008-02-25 Richard Guenther <rguenther@suse.de>
5081 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5082 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5083 (lookup_decl_from_uid): Declare.
5084 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5085 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5086 (decl_for_uid_map): New global hashtable mapping DECL_UID
5088 (init_ttree): Allocate it.
5089 (insert_decl_to_uid_decl_map): New helper function.
5090 (make_node_stat): Insert new decls into the map.
5091 (copy_node_stat): Likewise.
5092 (lookup_decl_from_uid): New function.
5093 (print_decl_for_uid_map_statistics): New helper.
5094 (dump_tree_statistics): Call it.
5096 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5097 (referenced_var_iterator): Adjust.
5098 (FOR_EACH_REFERENCED_VAR): Adjust.
5099 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5100 (num_referenced_vars): Adjust.
5101 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5102 (first_referenced_var): Remove.
5103 (end_referenced_vars_p): Likewise.
5104 (next_referenced_var): Likewise.
5105 (referenced_var_iterator_set): New helper function.
5106 * tree-dfa.c (referenced_var_lookup): Adjust.
5107 (referenced_var_check_and_insert): Likewise.
5108 (remove_referenced_var): Likewise.
5109 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5110 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5111 (verify_call_clobbering): Likewise.
5112 (verify_memory_partitions): Likewise.
5113 (init_tree_ssa): Allocate bitmap instead of hashtable for
5115 (delete_tree_ssa): Adjust.
5116 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5117 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5118 (compute_tag_properties): Likewise.
5119 (set_initial_properties): Likewise.
5120 (find_partition_for): Likewise.
5121 (update_reference_counts): Likewise.
5122 (dump_may_aliases_for): Likewise.
5123 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5124 (add_call_clobber_ops): Likewise.
5125 (add_call_read_ops): Likewise.
5126 (get_asm_expr_operands): Likewise.
5127 * tree-into-ssa.c (dump_decl_set): Likewise.
5128 (update_ssa): Likewise.
5129 * tree-sra.c (scan_function): Likewise.
5130 (decide_instantiations): Likewise.
5131 (scalarize_parms): Likewise.
5132 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5133 (dsa_named_for): Likewise.
5134 * tree-ssa-structalias.c (update_alias_info): Likewise.
5135 (merge_smts_into): Likewise.
5137 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5140 * doc/invoke.texi (-fcx-limited-range): Document new option.
5141 * toplev.c (process_options): Handle -fcx-fortran-rules.
5142 * common.opt: Add documentation for -fcx-fortran-rules.
5144 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5147 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5148 actual behaviour and C99.
5150 2008-02-26 Ben Elliston <bje@au.ibm.com>
5152 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5153 (ASM_CPU_POWER6_SPEC): Likewise.
5154 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5155 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5156 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5158 2008-02-25 Richard Guenther <rguenther@suse.de>
5160 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5161 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5162 (lookup_decl_from_uid): Declare.
5163 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5164 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5165 (decl_for_uid_map): New global hashtable mapping DECL_UID
5167 (init_ttree): Allocate it.
5168 (insert_decl_to_uid_decl_map): New helper function.
5169 (make_node_stat): Insert new decls into the map.
5170 (copy_node_stat): Likewise.
5171 (lookup_decl_from_uid): New function.
5172 (print_decl_for_uid_map_statistics): New helper.
5173 (dump_tree_statistics): Call it.
5175 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5176 (referenced_var_iterator): Adjust.
5177 (FOR_EACH_REFERENCED_VAR): Adjust.
5178 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5179 (num_referenced_vars): Adjust.
5180 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5181 (first_referenced_var): Remove.
5182 (end_referenced_vars_p): Likewise.
5183 (next_referenced_var): Likewise.
5184 (referenced_var_iterator_set): New helper function.
5185 * tree-dfa.c (referenced_var_lookup): Adjust.
5186 (referenced_var_check_and_insert): Likewise.
5187 (remove_referenced_var): Likewise.
5188 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5189 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5190 (verify_call_clobbering): Likewise.
5191 (verify_memory_partitions): Likewise.
5192 (init_tree_ssa): Allocate bitmap instead of hashtable for
5194 (delete_tree_ssa): Adjust.
5195 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5196 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5197 (compute_tag_properties): Likewise.
5198 (set_initial_properties): Likewise.
5199 (find_partition_for): Likewise.
5200 (update_reference_counts): Likewise.
5201 (dump_may_aliases_for): Likewise.
5202 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5203 (add_call_clobber_ops): Likewise.
5204 (add_call_read_ops): Likewise.
5205 (get_asm_expr_operands): Likewise.
5206 * tree-into-ssa.c (dump_decl_set): Likewise.
5207 (update_ssa): Likewise.
5208 * tree-sra.c (scan_function): Likewise.
5209 (decide_instantiations): Likewise.
5210 (scalarize_parms): Likewise.
5211 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5212 (dsa_named_for): Likewise.
5213 * tree-ssa-structalias.c (update_alias_info): Likewise.
5214 (merge_smts_into): Likewise.
5216 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5219 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5220 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5221 * alias.h (nonoverlapping_memrefs_p): Likewise.
5223 2008-02-25 Jan Beulich <jbeulich@novell.com>
5225 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5226 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5227 __emultls_get_address, __emultls_register_common,
5228 __floatundi?f, and _Unwind_GetIPInfo.
5229 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5230 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5231 (gen_regparm_prefix): Likewise.
5232 (i386_nlm_encode_section_info): Sync with
5233 config/i386/winnt.c:i386_pe_encode_section_info().
5234 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5235 i386_nlm_mangle_decl_assembler_name): New.
5236 (netware_override_options): New.
5237 * config/i386/netware.h (netware_override_options): Declare.
5238 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5239 (i386_nlm_mangle_decl_assembler_name): Declare.
5240 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5242 2008-02-25 Ben Elliston <bje@au.ibm.com>
5245 * c-decl.c (grokdeclarator): Remove unused local variables
5246 `typedef_type' and `type_as_written'.
5248 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5249 unused local variable `has_hot_blocks'.
5250 (fix_crossing_conditional_branches): Remove unused local variable
5253 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5256 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5257 using DEF_C99_BUILTIN.
5258 (BUILT_IN_NANF): Ditto.
5259 (BUILT_IN_NANL): Ditto.
5261 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5262 Revital Eres <eres@il.ibm.com>
5264 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5265 regarding the order of two dependent insns in the same row.
5267 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5269 * stor-layout.c (layout_decl): Do not bump the alignment of a
5270 bit-field to more than byte alignment if it is packed.
5272 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5274 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5277 2008-02-24 Diego Novillo <dnovillo@google.com>
5279 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5282 * tree-vrp.c (vrp_evaluate_conditional): With
5283 -Wtype-limits, emit a warning when comparing against a
5284 constant outside the natural range of OP0's type.
5285 * c.opt (Wtype-limits): Move ...
5286 * common.opt (Wtype-limits): ... here.
5288 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5290 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5291 * config/rs6000/e300c2c3.md: New file.
5292 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5294 (rs6000_override_options): Add e300c2 and e300c3 cases to
5295 processor_target_table. Do not allow usage of Altivec or Spe
5296 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5297 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5298 * config/rs6000/rs6000.h (processor_type): Add
5299 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5300 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5301 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5302 and ppce300c3. Include e300c2c3.md.
5304 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5306 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5307 instead of TARGET_STRICT_ALIGN.
5309 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5311 * explow.c (memory_address): Assert that the generated address is
5314 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5317 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5318 * config/darwin-ppc-ldouble-patch.def: New file.
5319 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5320 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5321 SUBTARGET_INIT_BUILTINS if defined.
5322 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5325 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5328 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5329 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5331 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5334 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5335 file" warning condtional on -Winvalid-PCH.
5337 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5339 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5341 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5345 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5346 prevent reload from using MMX registers.
5347 (*mov<mode>_internal): Ditto.
5348 (*movv2sf_internal_rex64): Ditto.
5349 (*movv2sf_internal): Ditto.
5351 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5353 PR documentation/31569
5354 * doc/install.texi2html: Use makeinfo --no-number-sections.
5356 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5358 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5359 ensure that we can address an entire entity > 8 bytes. Don't
5360 generate reg+reg addressing for such data.
5362 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5364 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5365 strings when optimizing for size, unless the target cares about
5368 2008-02-22 Tom Tromey <tromey@redhat.com>
5370 * regclass.c (current_pass): Remove declaration.
5372 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5374 * config/avr/libgcc.S (__RAMPZ__): Define.
5375 (__do_copy_data): Add for devices with 128KB code memory.
5377 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5379 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5381 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5383 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5385 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5388 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5391 * c-typeck.c (build_binary_op): Warn about floating point
5392 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5394 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5397 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5398 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5400 (rs6000_override_options): Set altivec_abi as default, not override,
5401 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5402 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5403 is used; use new member spe_abi.
5404 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5405 spe_abi and altivec_abi.
5407 2008-02-22 Tomas Bily <tbily@suse.cz>
5409 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5411 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5414 * config.build (build_file_translate): Set to `CMD //c' only if
5416 * Makefile.in (build_file_translate): Improve comment.
5418 2008-02-21 Jan Hubicka <jh@suse.cz>
5420 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5421 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5422 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5424 2008-02-21 Michael Matz <matz@suse.de>
5427 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5429 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5431 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5432 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5434 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5435 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5436 SSE_VEC_FLOAT_MODE_P as insn constraint.
5437 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5438 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5439 sse4a_movntdf using MODEF mode iterator.
5440 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5441 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5442 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5443 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5444 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5445 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5446 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5448 2008-02-21 Richard Guenther <rguenther@suse.de>
5450 * tree.def (PAREN_EXPR): New tree code.
5451 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5453 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5454 * expr.c (expand_expr_real_1): Likewise.
5455 * tree-inline.c (estimate_num_insns_1): Likewise.
5456 * tree-complex.c (expand_complex_move): Likewise.
5457 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5460 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5463 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5465 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5468 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5470 * config/sh/sh.c (find_barrier): Don't go past
5471 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5473 2008-02-20 DJ Delorie <dj@redhat.com>
5475 * config/h8300/h8300.md (insv): Force source operand to be a register.
5477 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5478 as a jump, not as a plain insn.
5480 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5482 * doc/invoke.texi (Warning Options): Add new option
5483 -Wframe-larger-than=.
5484 (-Wframe-larger-than): Document.
5486 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5487 Add declarations for new option variables.
5489 * final.c (final_start_function): Check the frame size
5490 before emission and issue a Wframe-larger-than warning.
5492 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5493 Add definitions for new option variables.
5494 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5496 * common.opt (Wframe-larger-than=): New option.
5498 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5500 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5501 (<sse>_div<mode>3): Ditto.
5502 (<sse>_vmdiv<mode>3): Ditto.
5503 (<sse>_vmsqrt<mode>2): Ditto.
5504 (*smax<mode>3): Ditto.
5505 (sse5_frcz<mode>2): Ditto.
5506 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5509 2008-02-20 Richard Guenther <rguenther@suse.de>
5512 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5513 be happy with INTEGRAL_TYPE_P.
5515 2008-02-20 Richard Guenther <rguenther@suse.de>
5517 * fold-const.c (split_tree): Associate floatig-point expressions
5518 if flag_associative_math is set.
5520 2008-02-20 Richard Guenther <rguenther@suse.de>
5522 * tree.h (fold_real_zero_addition_p): Declare.
5523 * fold-const.c (fold_real_zero_addition_p): Export.
5524 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5525 floating-point operations with zero and one.
5527 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5529 * doc/install.texi: Correct references to CFLAGS, replacing them
5530 with BOOT_CFLAGS. Document flags used during bootstrap for
5533 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5535 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5536 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5537 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5539 (smin<mode>3): Ditto from similar patterns.
5540 (smax<mode>3): Ditto.
5541 (*ieee_smin<mode>3): Ditto.
5542 (*ieee_smax<mode>3): Ditto.
5543 * config/i386/sse.md (sse): New mode attribute.
5544 (mov<mode>): Macroize expander from movv4sf and movv2df using
5545 SSEMODEF2P mode iterator.
5546 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5547 SSE_VEC_FLOAT_MODE_P as insn constraint.
5548 (storent<mode>): Ditto.
5549 (storent<mode>): Macroize expander from storentsf and storentdf using
5550 MODEF mode iterator.
5551 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5552 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5553 (abs<mode>2): Ditto from similar patterns.
5554 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5555 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5556 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5557 (<sse>_vmsqrt<mode>2): Ditto.
5558 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5559 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5560 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5561 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5562 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5563 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5564 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5566 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5567 iterator and SSE_FLOAT_MODE_P as insn constraint.
5568 (<sse>_ucomi): Ditto from similar patterns.
5569 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5570 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5571 SSE_VEC_FLOAT_MODE_P as insn constraint.
5572 (vcond<mode>): Ditto from similar patterns.
5573 (and<mode>3, *and<mode>3): Ditto.
5574 (<sse>_nand<mode>3): Ditto.
5575 (ior<mode>3, *ior<mode>3): Ditto.
5576 (xor<mode>3, *xor<mode>3): Ditto.
5577 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5578 iterator and SSE_FLOAT_MODE_P as insn constraint.
5579 (*nand<mode>3): Ditto from similar patterns.
5580 (*ior<mode>3): Ditto.
5581 (*xor<mode>3): Ditto.
5583 2008-02-20 Ira Rosen <irar@il.ibm.com>
5585 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5586 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5587 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5589 2008-02-19 Jan Hubicka <jh@suse.cz>
5591 * predict.c (tree_bb_level_predictions): Remove variable next
5592 mistakely introduced by previous commit.
5594 2008-02-19 Jan Hubicka <jh@suse.cz>
5596 * predict.c (predict_paths_leading_to): Rewrite.
5597 (predict_paths_for_bb): New.
5598 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5600 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5603 * Makefile.in (build_file_translate): New.
5604 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5605 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5606 * configure.ac (build_file_translate): Substitute it.
5607 * configure: Regenerate.
5609 2008-02-19 Jan Hubicka <jh@suse.cz>
5611 PR rtl-optimization/34408
5612 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5615 2008-02-19 Jan Hubicka <jh@suse.cz>
5618 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5621 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5624 * config/i386/i386-modes.def: Revert the last DI alignment
5625 change until Ada people can look into it.
5627 2008-02-19 Nick Clifton <nickc@redhat.com>
5629 * opts.c (print_specific_help): Fix typo in --help text.
5631 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5634 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5635 32-bit inline asm without asm alternatives for host GCC < 3.0.
5637 2008-02-19 Richard Guenther <rguenther@suse.de>
5639 PR tree-optimization/34989
5640 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5641 Allow propagation to INDIRECT_REF if we can simplify only.
5643 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5645 * c-common.c (warn_for_collisions_1): Use appropriate option when
5648 2008-02-19 Nick Clifton <nickc@redhat.com>
5651 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5652 (handle_options): Fix indentation.
5653 (print_filtered_help): If no language-specific options were
5654 displayed tell the user how to list all the options supported by
5655 the language's front-end.
5656 (print_specific_help): Fix indentation and remove duplicate line.
5657 (common_handle_option): Handle the -v option.
5658 For --help enable the display of undocumented options if the -v
5659 switch has been included on the command line.
5660 For --help= check for overlaps in the arguments between the option
5661 classes and the language names and issue a warning when they
5662 cannot be disambiguated.
5663 * c.opt (v): Pass on to the common option handler.
5665 2008-02-19 Revital Eres <eres@il.ibm.com>
5667 * modulo-sched.c (sms_schedule): Change dump message when
5668 create_ddg function fails.
5669 (try_scheduling_node_in_cycle): Rename row to cycle.
5670 (print_partial_schedule): Rename CYCLE to ROW.
5672 2008-02-19 Christian Bruel <christian.bruel@st.com>
5673 Zdenek Dvorak <ook@ucw.cz>
5675 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5677 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5680 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5681 (*x86_movdicc_0_m1_se): Ditto.
5683 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5685 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5686 (CMPtype): Define as __gcc_CMPtype.
5687 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5688 (CMPtype): Define as __gcc_CMPtype.
5690 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5692 Support valgrind 3.3 for --enable-checking=valgrind.
5693 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5695 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5696 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5697 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5698 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5699 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5700 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5701 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5703 * ggc-zone.c: Similar.
5704 * ggc-page.c: Similar.
5706 2008-02-19 Paul Brook <paul@codesourcery.com>
5709 * config/arm/ieee754-df.S: Fix do_it typo.
5710 * config/arm/ieee754-sf.S: Fix do_it typo.
5712 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5715 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5716 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5717 (OPTION_MASK_ISA_SSE_SET): Likewise.
5718 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5719 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5720 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5721 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5722 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5723 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5724 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5725 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5726 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5727 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5728 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5729 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5730 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5731 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5732 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5733 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5734 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5735 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5736 (OPTION_MASK_ISA_SSE4): Removed.
5737 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5738 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5739 (override_options): Don't turn on implied SSE/MMX bits in
5742 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5744 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5747 2008-02-18 Joey Ye <joey.ye@intel.com>
5750 * tree-nested.c (insert_field_into_struct): Set type alignment
5751 to field alignment if the former is less than the latter.
5753 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5755 * BASE-VER: Set to 4.4.0.
5757 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5759 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5760 * doc/cfg.texi: Likewise.
5761 * doc/extend.texi: Likewise.
5762 * doc/gty.texi: Likewise.
5763 * doc/invoke.texi: Likewise.
5764 * doc/loop.texi: Likewise.
5765 * doc/md.texi: Likewise.
5766 * doc/passes.texi: Likewise.
5767 * doc/rtl.texi: Likewise.
5768 * doc/sourcebuild.texi: Likewise.
5769 * doc/tm.texi: Likewise.
5770 * doc/tree-ssa.texi: Likewise.
5772 2008-02-17 Richard Guenther <rguenther@suse.de>
5775 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5776 without default definition.
5778 2008-02-17 Richard Guenther <rguenther@suse.de>
5780 PR tree-optimization/35231
5781 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5784 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5787 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5788 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5789 libgcc_cmp_return mode.
5791 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5794 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5796 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5798 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5801 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5803 * doc/c-tree.texi: Use `@.' where appropriate.
5804 * doc/extend.texi: Likewise.
5805 * doc/install.texi: Likewise.
5806 * doc/invoke.texi: Likewise.
5807 * doc/loop.texi: Likewise.
5808 * doc/makefile.texi: Likewise.
5809 * doc/md.texi: Likewise.
5810 * doc/passes.texi: Likewise.
5811 * doc/standards.texi: Likewise.
5812 * doc/tm.texi: Likewise.
5814 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5817 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5819 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5820 rather than in entry_bb.
5822 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5824 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5825 libgcc_cmp_return mode.
5827 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5830 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5831 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5833 2008-02-15 Richard Guenther <rguenther@suse.de>
5834 Zdenek Dvorak <ook@ucw.cz>
5836 PR tree-optimization/35164
5837 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5838 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5839 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5840 Only propagate addresses which do not have abnormal SSA_NAMEs
5843 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5846 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5848 2008-02-15 Jan Hubicka <jh@suse.cz>
5851 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5853 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5856 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5857 when calculating alignment_pad.
5859 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5861 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5862 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5863 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5864 and STACK_BOUNDARY define.
5866 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5868 PR preprocessor/35061
5869 * c-pragma.c (handle_pragma_pop_macro): Check that
5870 pushed_macro_table has been allocated.
5872 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5875 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5876 (force_gimple_operand): Likewise.
5877 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5878 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5879 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5880 (find_interesting_uses_address): Check addressability and alignment
5881 of the base expression only after substituting bases of IVs into it.
5883 2008-02-14 Michael Matz <matz@suse.de>
5886 * function.c (instantiate_virtual_regs_in_insn): Reload address
5887 before falling back to reloading the whole operand.
5889 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5891 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5892 before the first section switch note.
5894 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5896 * doc/bugreport.texi: Update copyright years.
5897 * doc/c-tree.texi: Likewise.
5898 * doc/cfg.texi: Likewise.
5899 * doc/cpp.texi: Likewise.
5900 * doc/cppinternals.texi: Likewise.
5901 * doc/fragments.texi: Likewise.
5902 * doc/frontends.texi: Likewise.
5903 * doc/gcc.texi: Likewise.
5904 * doc/gty.texi: Likewise.
5905 * doc/hostconfig.texi: Likewise.
5906 * doc/implement-c.texi: Likewise.
5907 * doc/libgcc.texi: Likewise.
5908 * doc/loop.texi: Likewise.
5909 * doc/makefile.texi: Likewise.
5910 * doc/options.texi: Likewise.
5911 * doc/passes.texi: Likewise.
5912 * doc/rtl.texi: Likewise.
5913 * doc/sourcebuild.texi: Likewise.
5914 * doc/standards.texi: Likewise.
5915 * doc/tree-ssa.texi: Likewise.
5916 * doc/trouble.texi: Likewise.
5918 * doc/extend.texi: Use @: or add comma where appropriate.
5919 * doc/invoke.texi: Likewise.
5920 * doc/tm.texi: Likewise.
5922 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5925 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5928 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5930 * doc/md.texi (clz, ctz): Add reference.
5931 * doc/rtl.texi (clz, ctz): Likewise.
5933 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5936 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5939 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5941 * config/s390/s390.c (struct constant_pool): New field
5942 emit_pool_after added.
5943 (s390_mainpool_start): Set the emit_pool_after flag according
5944 to the section switch notes.
5945 (s390_mainpool_finish): Consider emit_pool_after when emitting
5946 the literal pool at the end of the function.
5947 (s390_chunkify_start): Force literal pool splits at section
5950 2008-02-13 Michael Matz <matz@suse.de>
5953 * var-tracking.c (clobber_variable_part): Correctly traverse the
5956 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5959 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5960 Add -fdump-ipa-inline.
5961 * tree-dump.c (dump_files): Remove tree-inlined dump.
5962 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5964 2008-02-12 Richard Guenther <rguenther@suse.de>
5966 PR tree-optimization/35171
5967 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5970 2008-02-12 Richard Guenther <rguenther@suse.de>
5973 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5974 value-preserving mode. Disallow final truncation.
5976 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5979 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5980 code from here to...
5981 (force_gimple_operand): ...here.
5983 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5986 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5987 non-compatible pointers.
5988 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5989 different FIELD_DECLs, try harder by comparing field offsets, sizes
5993 * function.c (match_asm_constraints_1): Don't replace the same input
5996 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5998 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5999 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6000 (expand_epilogue): Restore RAMPZ register.
6001 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6003 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6005 * config/i386/cygwin.asm: (__alloca): Correct calling
6006 convention and alignment.
6007 (__chkstk): Force 8 byte stack alignment.
6009 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6010 Richard Guenther <rguenther@suse.de>
6012 PR tree-optimization/33992
6013 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6014 the zero we compare against.
6016 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6019 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6020 to CloseHandle after unlocking to prevent accumulation of handle
6023 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6026 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6027 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6028 and update LABEL_NUSES during and after reload.
6030 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6033 * combine.c (simplify_if_then_else): Make sure the comparison is
6034 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6036 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6039 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6040 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6041 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6042 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6043 * tree.h (get_type_static_bounds): Likewise.
6045 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6047 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6048 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6049 Make -Wfoo language annotations match what the compiler outputs.
6051 2008-02-08 Sa Liu <saliu@de.ibm.com>
6053 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6054 intrinsics spu_convts, spu_convtu, spu_convtf.
6056 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6058 * doc/extend.texi (Function Attributes) <noinline>: Mention
6059 asm ("") as method to keep calls.
6061 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6064 * doc/options.texi (Options): Replace references to opts.sh with
6066 * opts-common.c: Likewise.
6067 * optc-gen.awk: Likewise.
6069 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6071 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6073 2008-02-07 Richard Henderson <rth@redhat.com>
6076 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6077 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6080 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6082 PR tree-optimization/35085
6083 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6084 for operand entry oe2 in addition to operand entry oe3 in order to
6085 expose more opportunities for vectorizer sum reduction.
6087 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6090 * Makefile.in (LIBS): Remove $(GMPLIBS).
6091 (cc1-dummy, cc1): Add $(GMPLIBS).
6093 2008-02-06 Jan Hubicka <jh@suse.cz>
6096 * i386.md (moddf_integer): Do not produce partial memory stalls for
6097 targets where it hurts.
6099 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6102 * optabs.c (expand_float): Do not check for decimal modes when
6103 expanding unsigned integer through signed conversion.
6105 2008-02-06 Nick Clifton <nickc@redhat.com>
6107 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6108 inside the clobber with a match_operand and duplicated operand
6109 number in the constraint.
6110 (ineqbranchsi): Delete redundant comment.
6112 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6114 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6115 builtin_define ("__USE_INIT_FINI__").
6116 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6118 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6120 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6122 PR documentation/30330
6123 * doc/invoke.texi (C++ Dialect Options)
6124 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6125 For each warning option -Wfoo that allows -Wno-foo, ensure both
6126 -Wfoo and -Wno-foo are listed in the option index. Fix index
6127 entry of -Wswitch-default, index -Wnormalized= including the
6128 `=', and -Wlarger-than-@var{len} including @var{len}.
6130 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6132 * config/i386/i386.md (floatunssisf2): Use
6133 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6134 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6135 Macroize expander using MODEF mode iterator.
6137 2008-02-05 Diego Novillo <dnovillo@google.com>
6139 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6142 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6144 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6147 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6149 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6152 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6153 to indicate if a message should be generated.
6154 (init_cumulative_args): Updated.
6155 (function_value_32): Likewise.
6157 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6159 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6161 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6164 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6165 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6167 2008-02-04 Diego Novillo <dnovillo@google.com>
6169 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6172 * tree-vrp.c (vrp_evaluate_conditional): With
6173 -Wtype-limits, emit a warning when comparing against a
6174 constant outside the natural range of OP0's type.
6176 2008-02-04 Richard Guenther <rguenther@suse.de>
6179 * expr.c (count_type_elements): Give for unions instead of
6182 2008-02-04 Richard Guenther <rguenther@suse.de>
6185 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6186 to TYPE_DOMAINs base type instead of using bitsizetype here.
6188 2008-02-03 Jason Merrill <jason@redhat.com>
6190 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6192 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6195 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6196 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6197 (RS/6000 and PowerPC Options): Fix typos and markup.
6198 * doc/passes.texi (Tree-SSA passes): Likewise.
6200 2008-02-02 Michael Matz <matz@suse.de>
6203 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6204 from record_last_reg_set_info.
6205 (record_last_reg_set_info): Take an RTX argument, iterate over all
6206 constituent hardregs.
6207 (record_last_set_info, record_opr_changes): Change calls to
6208 new signature or to record_last_reg_set_info_regno.
6210 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6212 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6214 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6216 PR rtl-optimization/34773
6217 * reg-notes.def (EQUAL): Mention significance of combination of
6218 REG_EQUAL and REG_RETVAL.
6219 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6220 insn that has a REG_RETVAL.
6222 2008-02-01 Roger Sayle <roger@eyesopen.com>
6225 * configure.ac (--enable-fixed-point): Disable unless explicitly
6227 * configure: Regenerate.
6229 2008-02-01 Richard Guenther <rguenther@suse.de>
6232 * invoke.texi (-finline-limit): Remove no longer true parts
6233 of the documentation. Note that there is no default value.
6235 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6236 Mark Mitchell <mark@codesourcery.com>
6237 Ben Elliston <bje@au.ibm.com>
6240 * doc/extend.texi (Other Builtins): Document.
6242 2008-01-31 Tom Browder <tom.browder@gmail.com>
6244 * doc/c-tree.texi (Types): Fix grammar.
6245 (Expression trees): Ditto.
6246 * doc/passes.texi (Tree-SSA passes): Ditto.
6248 * doc/configterms.texi (Configure Terms): Fix typo.
6249 * doc/cpp.texi (Common Predefined Macros): Ditto.
6250 * doc/md.texi (Machine Constraints): Ditto.
6252 * doc/makefile.texi (Makefile): Add comma.
6254 2008-01-31 Tom Browder <tom.browder@gmail.com>
6255 Gerald Pfeifer <gerald@pfeifer.com>
6257 * doc/sourcebuild.texi (Front End): Remove references to CVS
6258 and CVSROOT/modules.
6259 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6260 (Back End): Remove reference to CVS.
6262 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6265 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6267 (mips16_gp_pseudo_reg): ...here.
6268 * config/mips/mips.md (load_const_gp): Replace with...
6269 (load_const_gp_<mode>): ...this :P-based insn.
6271 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6273 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6274 options. Minor fixes.
6275 (-std): Move reference to standards closer to where language
6276 standards are first mentioned.
6278 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6280 PR rtl-optimization/34995
6281 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6282 parameter and return a bool. If the rtx parameter is nonnull,
6283 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6284 (find_reloads): Update call accordingly. Pass the new operand
6285 if it needed no address reloads, otherwise pass null.
6287 2008-01-30 Richard Henderson <rth@redhat.com>
6290 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6291 for unbounded arrays.
6293 2008-01-30 Silvius Rus <rus@google.com>
6295 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6297 2008-01-30 Jan Hubicka <jh@suse.cz>
6300 * i386.c (init_cumulative_args): Use real function declaration when
6303 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6305 PR rtl-optimization/34998
6306 * global.c (build_insn_chain): Treat non-subreg_lowpart
6307 SUBREGs of pseudos as clobbering all the words covered by the
6308 SUBREG, not just all the bytes.
6309 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6310 original df_ref rather than an extract parameter.
6311 (global_conflicts): Update call accordingly.
6313 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6315 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6316 the overflow check to make it easier to read.
6317 (__fixtfdi): Change the type of the ll member in union
6318 long_double to UDItype_x.
6320 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6323 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6324 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6325 * tree-inline.c (fold_marked_statements): Call
6326 cgraph_update_edges_for_call_stmt if folding a call statement.
6327 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6328 debug_generic_stmt calls, reset it back afterwards.
6331 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6333 * c-typeck.c (build_external_ref): Don't pedwarn about
6334 static vars in current function's scope.
6336 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6338 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6340 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6343 * ipa-struct-reorg.c: Fix spelling.
6344 * params.def: Ditto.
6346 2008-01-29 Richard Guenther <rguenther@suse.de>
6349 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6351 * tree-inline.c (remap_type): Increment remapping_type_depth
6352 around remapping types.
6353 (copy_body_r): Only add referenced variables if they are referenced
6354 from code, not types.
6356 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6367 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6368 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6370 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6373 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6374 pointer for tiny stack.
6376 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6378 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6380 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6382 * config/vx-common.h: Fix typo in comment.
6384 2008-01-28 Ian Lance Taylor <iant@google.com>
6388 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6389 coalesce pointers if they have different DECL_NO_TBAA_P values.
6390 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6391 between variables with different DECL_NO_TBAA_P values.
6393 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6396 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6397 are not legitimate small data references on SPE targets.
6399 2008-01-28 David Daney <ddaney@avtrex.com>
6401 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6403 2008-01-28 David Daney <ddaney@avtrex.com>
6405 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6407 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6409 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6410 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6411 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6412 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6413 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6414 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6415 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6416 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6418 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6420 * basic-block.h (condjump_equiv_p): Fix comment.
6422 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6424 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6425 print_generic_stmt_indented): Fix comment.
6427 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6429 * configure.ac (__stack_chk_fail): Add detecion for availability
6430 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6431 * configure: Regenerate.
6433 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6436 * final.c (output_addr_const): Handle TRUNCATE.
6438 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6441 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6442 (zero_cost, infinite_cost): New constants.
6443 (struct cost_pair): Change type of cost to comp_cost.
6444 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6445 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6447 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6448 split_address_cost, ptr_difference_cost, difference_cost,
6449 get_computation_cost_at, get_computation_cost,
6450 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6451 determine_use_iv_cost_condition, determine_use_iv_costs,
6452 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6453 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6454 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6455 Change type of cost to comp_cost.
6456 (determine_iv_cost): Increase cost of non-original ivs, instead
6457 of decreasing the cost of original ones.
6458 (get_address_cost): Indicate the complexity of the addressing mode
6460 (try_add_cand_for): Prefer using ivs not specific to some object.
6461 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6463 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6464 Janis Johnson <janis187@us.ibm.com>
6467 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6468 (TARGET_INSTANTIATE_DECLS): Likewise.
6469 * target.h (expand_to_rtl_hook): New target hook.
6470 (instantiate_decls): Likewise.
6471 * function.c (instantiate_decl): Make non-static. Rename to...
6472 (instantiate_decl_rtl): ... this.
6473 (instantiate_expr): Use instantiate_decl_rtl.
6474 (instantiate_decls_1): Likewise.
6475 (instantiate_decls): Likewise.
6476 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6477 * function.h (instantiate_decl_rtl): Add prototype.
6478 * cfgexpand.c (target.h): New include.
6479 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6480 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6481 (TARGET_INSTANTIATE_DECLS): Likewise.
6482 (TARGET_INITIALIZER): New target hooks added.
6483 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6485 * config/rs6000/rs6000.c (tree-flow.h): New include.
6486 (machine_function): Add sdmode_stack_slot field.
6487 (rs6000_alloc_sdmode_stack_slot): New function.
6488 (rs6000_instantiate_decls): Likewise.
6489 (rs6000_secondary_memory_needed_rtx): Likewise.
6490 (rs6000_check_sdmode): Likewise.
6491 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6492 (TARGET_INSTANTIATE_DECLS): Likewise.
6493 (rs6000_hard_regno_mode_ok): Allow SDmode.
6494 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6495 (rs6000_emit_move): Handle SDmode.
6496 (function_arg_advance): Likewise.
6497 (function_arg): Likewise.
6498 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6499 SDmode var args for 32-bit compiles.
6500 (rs6000_secondary_reload_class): Handle SDmode.
6501 (rs6000_output_function_epilogue): Likewise.
6502 (rs6000_function_value): Simplify if statement.
6503 (rs6000_libcall_value): Likewise.
6504 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6505 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6506 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6507 (movsd_hardfloat): New define_insn.
6508 (movsd_softfloat): Likewise.
6509 (movsd_store): Likewise.
6510 (movsd_load): Likewise.
6511 (extendsddd2): Likewise.
6512 (extendsdtd2): Likewise.
6513 (truncddsd2): Likewise.
6514 (movdd_hardfloat64): Fixup comment.
6515 (UNSPEC_MOVSD_LOAD): New constant.
6516 (UNSPEC_MOVSD_STORE): Likewise.
6518 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6521 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6523 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6524 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6525 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6528 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6531 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6532 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6533 __LONGDOUBLE128 too.
6534 * config/rs6000/aix61.h: New file.
6536 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6538 PR rtl-optimization/34959
6539 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6540 popcount and parity rtxes the same mode as their operand.
6541 Truncate or extend the result to the return value's mode
6544 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6547 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6548 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6549 to GOT_VERSION_REGNUM.
6550 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6551 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6552 * config/mips/mips.c (mips_emit_call_insn): New function.
6553 (mips_call_tls_get_addr): Call mips_expand_call directly.
6554 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6556 (mips16_build_call_stub): Likewise. Return the call insn or null.
6557 (mips_expand_call): Update the call to mips16_build_call_stub
6558 accordingly and a remove redundant condition. Assert that MIPS16
6559 stubs do not use lazy binding. Use mips_emit_call_insn and return
6561 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6563 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6564 (mips_avoid_hazard): Remove hazard_set handling.
6565 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6566 (UNSPEC_RESTORE_GP): ...this.
6567 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6568 (FAKE_CALL_REGNO): Rename to...
6569 (GOT_VERSION_REGNUM): ...this.
6570 (type): Add "ghost" value. Add an associated insn reservation.
6571 (hazard_set): Remove.
6572 (exception_receiver): Rename to...
6573 (restore_gp): ...this and update the unspec identifier accordingly.
6574 (exception_receiver, nonlocal_got_receiver): New expanders.
6575 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6576 FAKE_CALL_REGNO. Remove hazard_set attribute.
6577 (set_got_version, update_got_version): New patterns.
6579 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6582 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6584 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6587 * doc/install.texi2html: Generate gcc-vers.texi.
6589 2008-01-25 DJ Delorie <dj@redhat.com>
6591 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6593 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6595 * config/c4x: Remove directory.
6596 * config.gcc (crx-*, mt-*): Mark obsolete.
6597 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6598 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6599 sh-*-rtemscoff*): Remove cases.
6600 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6601 * real.c (encode_c4x_single, decode_c4x_single,
6602 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6603 c4x_extended_format): Remove.
6604 * real.h (c4x_single_format, c4x_extended_format): Remove.
6605 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6607 (Pragmas): Remove comment about c4x pragmas.
6608 * doc/install.texi (c4x): Remove target-specific instructions.
6609 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6610 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6611 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6612 refer to C4x source files as examples.
6613 (C4X_FLOAT_FORMAT): Remove documentation.
6615 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6617 * config/bfin/bfin.c (override_options): Reorder tests so that
6618 flag_pic gets enabled for -msep-data.
6620 2008-01-25 Richard Guenther <rguenther@suse.de>
6623 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6624 to its bitfield precision if required.
6626 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6629 * tree-nested.c (walk_omp_for): New function.
6630 (convert_nonlocal_reference, convert_local_reference): Call
6631 walk_omp_for on OMP_FOR.
6632 (convert_call_expr): Call walk_body on OMP_FOR's
6633 OMP_FOR_PRE_INIT_BODY.
6635 2008-01-25 Richard Guenther <rguenther@suse.de>
6637 PR tree-optimization/34966
6638 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6639 default defs and PHI_NODEs we have to insert after the
6642 2008-01-24 Nick Clifton <nickc@redhat.com>
6644 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6645 Provide a default definition.
6646 (LIBGCC2_UNITS_PER_WORD): Likewise.
6648 * config/stormy16/stormy16.c: Include df.h for the prototype
6649 for df_regs_ever_live_p.
6650 (xstormy16_expand_builtin_va_start): Convert the stack offset
6651 into a component_ref and then use POINTER_PLUS_EXPR to add it
6652 to the incoming_virtual_args_rtx.
6653 (xstormy16_gimplify_va_arg_expr): Rename to
6654 xstormy16_gimplify_va_arg_expr.
6655 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6656 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6657 xstormy16_gimplify_va_arg_expr.
6658 Fix up some formatting issues.
6660 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6661 Move to predicates.md.
6662 (xs_hi_general_operand): Likewise.
6663 (xs_hi_nonmemory_operand): Likewise.
6664 * config/stormy16/predicates.md:
6665 (xstormy16_carry_plus_operand): New predicate.
6666 (xs_hi_general_operand): New predicate.
6667 (xs_hi_nonmemory_operand): New predicate.
6668 * config/stormy16/stormy16-protos.h:
6669 (xstormy16_carry_plus_operand): Delete prototype.
6670 (xs_hi_general_operand): Likewise.
6671 (xs_hi_nonmemory_operand): Likewise.
6673 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6674 modifiers as they are no longer needed and they can trigger
6675 reload spill failures.
6677 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6678 with a match_operand in order to help reload.
6680 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6681 constraint with 'e' for the 8th alternative as this version of
6682 the mov.w instruction only accepts the lower 8 registers.
6684 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6687 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6688 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6691 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6694 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6696 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6698 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6700 (remove_structure): Update allocations list before removing structure.
6702 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6704 * ipa-struct-reorg.c (is_safe_cond_expr,
6705 create_new_stmts_for_cond_expr): Use integer_zerop function,
6706 that recognize not only zero-pointer, but zero-integer too.
6708 2008-01-25 Ben Elliston <bje@au.ibm.com>
6711 * fixproto: Escape "." in sed expression that strips leading "./".
6713 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6716 * gcc.c (SWITCH_OK): Removed.
6717 (SWITCH_LIVE): Changed to bit.
6718 (SWITCH_FALSE): Likewise.
6719 (SWITCH_IGNORE): Likewise.
6720 (switchstr): Change live_cond to unsigned int.
6721 (process_command): Replace SWITCH_OK with 0.
6722 (do_self_spec): Likewise.
6723 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6724 (give_switch): Likewise.
6725 (used_arg): Likewise.
6726 (do_spec_1): Set the SWITCH_IGNORE bit.
6727 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6728 bits. Set the SWITCH_LIVE bit.
6730 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6732 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6734 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6736 PR tree-optimization/34472
6737 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6738 parameter to a "bool *" and set *DATA to false if there is
6739 an unsafe access. Do not delete the structure here.
6740 (check_cond_exprs): Delete it here instead.
6741 (check_cond_exprs, exclude_cold_structs): Do not increase
6742 I when removing a structure.
6744 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6747 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6748 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6750 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6753 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6754 a fixed vector for stack.
6756 2008-01-24 Ben Elliston <bje@au.ibm.com>
6759 * doc/gcc.texi (Software development): Add a direntry for g++.
6761 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6763 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6764 stale and straggling -fforce-addr comments above.
6766 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6768 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6769 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6771 2008-01-23 Michael Matz <matz@suse.de>
6774 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6777 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6779 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6782 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6784 * config/avr/avr.c (avr_current_arch): New variable.
6785 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6786 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6787 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6788 (avr_override_options): Init 'avr_current_arch'.
6789 (base_arch_s): Move from here...
6790 * config/avr/avr.h (base_arch_s): ... here. Add new members
6791 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6792 'mega' to 'have_jmp_call'.
6793 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6794 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6796 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6798 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6799 MULTILIB_MATCHES): (Ditto.).
6801 2008-01-23 Richard Guenther <rguenther@suse.de>
6804 * cgraphunit.c (cgraph_reset_node): Always mark the node
6805 not reachable if it is not queued already.
6807 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6809 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6810 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6811 (cputype_selected): New static variable.
6812 (bfin_handle_option): Set it if -mcpu is used.
6813 (override_option): Select default set of workarounds if no cpu type
6814 selected on the command line.
6815 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6817 From Michael Frysinger <michael.frysinger@analog.com>
6818 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6819 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6821 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6822 for bf547, bf523, bf524, and bf526.
6823 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6825 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6826 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6827 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6828 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6829 * doc/invoke.texi (Blackfin Options): Document that
6830 -mcpu now accept bf547, bf523, bf524, and bf526.
6832 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6834 PR rtl-optimization/34628
6835 * combine.c (try_combine): Stop and undo after the first combination
6836 if an autoincrement side-effect on the first insn has effectively
6839 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6842 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6843 Offset addresses are not valid for Altivec or paired float modes.
6845 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6848 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6849 if DECL_INITIAL (decl) is error_mark_node.
6852 * c-common.c (handle_vector_size_attribute): Only allow
6853 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6854 the same way as pointer, array etc. types.
6855 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6858 * tree.c (build_type_attribute_qual_variant): Call
6859 build_qualified_type if attributes are equal, but quals are not.
6861 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6864 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6865 * flags.h (warn_strict_aliasing): Remove.
6866 (warn_strict_overflow): Remove.
6867 * opts.c (warn_strict_aliasing): Remove.
6868 (warn_strict_overflow): Remove.
6869 * c-opts.c (c_common_handle_option): -Wall only sets
6870 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6871 (c_common_post_options): Give default values to -Wstrict-aliasing
6872 and -Wstrict-overflow if they are uninitialized.
6873 * common.opt (Wstrict-aliasing): Specify Var and Init.
6874 (Wstrict-overflow): Likewise.
6876 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6878 PR rtl-optimization/26854
6879 PR rtl-optimization/34400
6880 PR rtl-optimization/34884
6881 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6883 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6884 (df_rd_bb_info.expanded_lr_out): Deleted
6885 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6886 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6887 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6888 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6889 Removed code to allocate, initialize or free expanded_lr_out.
6890 (df_rd_bb_local_compute_process_def): Restructured to make more
6892 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6893 sets if the sets are being trimmed.
6895 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6898 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6899 (as_vers): Likewise.
6900 * configure: Regenerated.
6902 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6905 * tree-pass.h (pass_build_alias): New pass.
6906 * tree-ssa-alias.c (gate_build_alias): New.
6907 (pass_build_alias): New.
6908 * passes.c (init_optimization_passes): Add pass_build_alias after
6909 pass_create_structure_vars.
6911 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6913 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6914 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6915 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6916 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6917 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6918 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6919 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6920 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6921 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6922 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6923 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6924 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6925 * config/s390/s390.md (FP_ALL): New mode iterator.
6926 (_d): New mode attribute.
6927 ("*signbit<mode>2>"): Changed mode of first operand.
6928 ("isinf<mode>2"): Changed mode of first operand.
6929 ("*TDC_insn"): Adaptation for DFP modes.
6931 2008-01-22 Ben Elliston <bje@au.ibm.com>
6933 * tree.c (check_qualified_type): Improve function description.
6935 2008-01-21 Jason Merrill <jason@redhat.com>
6938 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6939 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6942 2008-01-21 DJ Delorie <dj@redhat.com>
6944 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6947 2008-01-21 Richard Guenther <rguenther@suse.de>
6950 * tree-cfg.c (verify_expr): Allow all invariant expressions
6951 instead of just constant class ones as reference argument.
6952 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6953 like any other constant.
6954 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6956 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6958 * regmove.c (fixup_match_1): Update call crossed frequencies.
6960 2008-01-21 Richard Guenther <rguenther@suse.de>
6963 * tree-inline.c (setup_one_parameter): Deal with mismatched
6964 types using a VIEW_CONVERT_EXPR.
6966 2008-01-21 Alon Dayan <alond@il.ibm.com>
6967 Olga Golovanevsky <olga@il.ibm.com>
6969 PR tree-optimization/34701
6970 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6971 when the structure size is not a power of 2.
6973 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6975 * doc/install.texi: Add doc for --enable-checking=df.
6977 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6979 PR rtl-optimization/34808
6980 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6982 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6984 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6987 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6989 PR rtl-optimization/26854
6990 PR rtl-optimization/34400
6991 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6993 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6994 (df_rd_bb_info.expanded_lr_out): New.
6995 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6996 * loop_iv.c (iv_analysis_loop_init): Ditto.
6997 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6998 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6999 Added code to allocate, initialize or free expanded_lr_out.
7000 (df_rd_bb_local_compute_process_def): Restructured to make
7001 more understandable.
7002 (df_rd_confluence_n): Add code to do nothing with fake edges and
7003 code to no apply invalidate_by_call sets if the sets are being trimmed.
7004 (df_lr_local_finalize): Renamed to df_lr_finalize.
7005 (df_live_local_finalize): Renamed to df_live_finalize.
7007 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7010 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7011 deciding whether to use reciprocal instructions.
7013 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7015 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7016 dwarf2out_note_section_used if cold_text_section is NULL.
7018 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7020 PR gcov-profile/34610
7021 * tree-cfg.c (make_edges): Mark both outgoing edges from
7022 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7023 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7024 from OMP_FOR and OMP_CONTINUE outgoing edges.
7026 * tree-profile.c (tree_profiling): Return early if
7027 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7029 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7030 from cfun to child_cfun.
7031 * function.h (struct function): Add after_tree_profile bit.
7033 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7035 * config/avr/avr.S (_exit): Disable interrupt.
7037 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7038 Steven Bosscher <stevenb.gcc@gmail.com>
7040 PR rtl-optimization/26854
7041 PR rtl-optimization/34400
7042 * df-problems.c (df_live_scratch): New scratch bitmap.
7043 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7044 (df_live_reset): Clear the proper bitmaps.
7045 (df_live_bb_local_compute): Only process the artificial defs once
7046 since the order is not important.
7047 (df_live_init): Init the df_live sets only with the variables
7048 found live by df_lr.
7049 (df_live_transfer_function): Use the df_lr sets to prune the
7050 df_live sets as they are being computed.
7051 (df_live_free): Free df_live_scratch.
7053 2008-01-18 Ian Lance Taylor <iant@google.com>
7055 * common.opt: Add fmerge-debug-strings.
7056 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7057 flag_merge_debug_strings rather than flag_merge_constants.
7058 * doc/invoke.texi (Option Summary): Mention
7059 -fmerge-debug-strings.
7060 (Debugging Options): Document -fmerge-debug-strings.
7062 2008-01-18 Ian Lance Taylor <iant@google.com>
7065 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7066 (struct tree_function_decl): Add new field operator_new_flag.
7067 * tree-inline.c (expand_call_inline): When inlining a call to
7068 operator new, force the return value to go into a variable, and
7069 set DECL_NO_TBAA_P on that variable.
7070 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7072 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7075 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7076 DWARF2_DEBUGGING_INFO.
7077 (dwarf2out_note_section_used): Ditto. Add prototype.
7078 (have_multiple_function_sections, text_section_used,
7079 cold_text_section_used, *cold_text_sections): Move declarations
7082 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7084 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7085 field and add signal_ra.
7086 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7087 assignments to frame state pc. Move end of stack check after
7088 MD_FALLBACK_FRAME_STATE_FOR.
7089 (uw_update_context_1): Use frame state signal_regs if set, instead
7090 of checking signal_frame flag.
7091 (uw_update_context): Use frame state signal_ra if set.
7092 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7093 * config/xtensa/linux-unwind.h: New file.
7095 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7097 * modulo-sched.c (get_sched_window): Fix comment typo.
7099 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7101 PR tree-optimization/34648
7102 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7104 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7106 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7107 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7109 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7111 PR rtl-optimization/34400
7112 * df-core.c (df_worklist_dataflow_overeager,
7113 df_worklist_dataflow_doublequeue): New functions.
7114 (df_worklist_dataflow): Two different worklist solvers.
7115 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7118 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7121 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7122 and ftree-parallelize-loops.
7124 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7126 PR rtl-optimization/34826
7127 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7129 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7131 * global.c (find_reg): Mark the eh regs as used if necessary.
7132 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7133 * ra.h (struct allocno): no_eh_reg field added. Changed
7134 no_stack_reg type to bitfield.
7136 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7138 * tree.c (substitute_in_expr): Add missing 'break'.
7140 2008-01-17 Richard Guenther <rguenther@suse.de>
7142 PR tree-optimization/34825
7143 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7144 x / x as division to handle.
7146 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7148 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7149 "-pthread" is specified.
7150 * pa-hpux11.h (LIB_SPEC): Likewise.
7152 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7153 Peter Bergner <bergner@vnet.ibm.com>
7155 PR rtl-optimization/33796
7156 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7158 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7160 PR libgfortran/34699
7161 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7163 * pa-hpux10.h (LINK_SPEC): Likewise.
7164 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7166 2008-01-16 Richard Guenther <rguenther@suse.de>
7169 * fold-const.c (fold_convert_const_int_from_int): Do not
7170 set overflow if that occured only because of a sign extension
7171 change when converting from/to a sizetype with the same
7172 precision and signedness.
7174 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7177 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7178 location address to the correct place. Update copyright year.
7180 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7182 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7183 no dependences in the dependence_relations vector.
7185 2008-01-16 Jan Hubicka <jh@suse.cz>
7187 PR rtl-optimization/31396
7188 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7189 * cfg.c (dump_reg_info): Print it.
7190 * regs.h (struct reg_info_t): add freq_calls_crossed.
7191 (REG_FREQ_CALLS_CROSSED): New macro.
7192 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7193 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7194 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7195 regmove_optimize): Update call crossed frequencies.
7196 * local-alloc.c (struct qty): Add freq_calls_crossed.
7197 (alloc_qty): Copute freq_calls_crossed.
7198 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7199 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7200 * ra.h (struct allocno): Add freq_calls_crossed.
7202 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7204 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7205 libgomp when compiling with ftree-parallelize-loops.
7206 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7208 2008-01-16 Richard Guenther <rguenther@suse.de>
7210 PR tree-optimization/34769
7211 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7212 * tree.c (int_cst_value): Instead make this function more
7213 permissive in what it accepts as valid input. Document this
7214 function always sign-extends the value.
7216 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7217 Richard Guenther <rguenther@suse.de>
7220 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7221 (gimple_fold_indirect_ref_rhs): ... this.
7222 (gimple_fold_indirect_ref): New function with foldings
7223 that preserve lvalueness.
7224 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7225 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7226 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7227 to fold an INDIRECT_REF, fall back to the old use of
7228 fold_indirect_ref_1.
7230 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7232 * tree-data-ref.c (subscript_dependence_tester_1): Call
7233 free_conflict_function.
7234 (compute_self_dependence): Same.
7236 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7239 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7240 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7242 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7243 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7244 for DWARF2_UNWIND_INFO targets.
7246 2008-01-16 Richard Guenther <rguenther@suse.de>
7249 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7250 type qualifiers for function types.
7252 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7254 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7255 loop_iterator li from previous commit.
7257 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7259 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7261 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7263 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7264 (parallelize_loops): Don't parallelize irreducible components.
7266 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7269 * c-opts (c_common_post_options): Do not enable CPP
7270 flag_pedantic_errors by default.
7272 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7274 PR rtl-optimization/31944
7275 * cse.c (remove_pseudo_from_table): New function.
7276 (merge_equiv_classes): Use above function to remove pseudo-registers.
7277 (invalidate): Likewise.
7279 2008-01-13 Richard Guenther <rguenther@suse.de>
7282 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7283 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7285 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7287 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7288 validate_change to unshare the source of the PC set.
7290 2008-01-12 Jan Hubicka <jh@suse.cz>
7293 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7294 references above array bounds. This might trigger bounds checks for
7297 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7299 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7300 new_replaceable_dependencies.
7302 2008-01-12 Doug Kwan <dougkwan@google.com>
7304 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7305 instead of OPT_Wreturn_type in warning due to ignored return type
7307 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7308 options included in -Wextra.
7309 * c.opt: New option -Wignored_qualifiers.
7310 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7311 -Wignore_qualifiers.
7312 (-Wignored-qualifiers): Document.
7313 (-Wreturn-type): Remove description of functionality now handled
7314 by -Wignored-qualifiers.
7316 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7319 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7320 NOP_EXPR if it is between integral types with the same precision.
7322 2008-01-12 Jan Hubicka <jh@suse.cz>
7325 * invoke.texi (max-inline-recursive-depth): Fix default value.
7327 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7329 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7332 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7334 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7336 2008-01-11 James E. Wilson <wilson@specifix.com>
7339 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7341 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7343 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7344 save/restore frame pointer register and don't use 'call-prologues'
7345 optimization in function with "OS_task" attribute.
7347 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7350 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7351 when copying to memory.
7353 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7355 PR rtl-optimization/30905
7356 * cfgcleanup.c: Include dce.h
7357 (crossjumps_occured): New global variable.
7358 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7359 If something changed, set crossjumps_occured to true.
7360 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7361 Don't add/remove fake edges to exit here...
7362 (cleanup_cfg): ...but do it here, when crossjumping.
7363 Run a fast DCE when successful crossjumps occured in the latest
7364 iteration of try_optimize_cfg.
7366 2008-01-11 Richard Guenther <rguenther@suse.de>
7368 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7369 (struct vn_unary_op_s): Likewise.
7370 (vn_reference_insert): Free old reference on hash collision.
7372 2008-01-10 Raksit Ashok <raksit@google.com>
7374 PR rtl-optimization/27971
7375 * combine.c (find_split_point): Split PLUS expressions which are
7376 inside a MEM rtx, and whose first operand is complex.
7378 2008-01-10 DJ Delorie <dj@redhat.com>
7380 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7381 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7382 (m32c_hard_regno_ok): Call the underlying function.
7384 2008-01-10 Richard Guenther <rguenther@suse.de>
7387 * tree-cfg.c (tree_merge_blocks): Do not go through the
7388 full-blown folding and stmt updating path if we just deal
7389 with virtual operands.
7390 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7391 test for abnormal SSA_NAMEs.
7393 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7396 * reload.c (push_reload): Add assertions. All constants from
7397 reg_equiv_constant should have been used for replacing the respective
7399 (find_reloads_address): Invoke find_reloads_address_part for
7400 constant taken from the reg_equiv_constant array.
7402 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7404 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7405 field (valnum) the first in the struct. Replace bools with
7408 2008-01-10 Richard Guenther <rguenther@suse.de>
7410 PR tree-optimization/34651
7411 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7412 types and ordering for masking and converting.
7414 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7416 PR tree-optimization/34017
7417 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7418 also for PHI_NODE expressions.
7420 2008-01-09 Jan Hubicka <jh@suse.cz>
7422 PR tree-optimization/34708
7423 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7424 based on number of case labels.
7425 (init_inline_once): Remove switch_cost.
7426 * tree-inline.h (eni_weights_d): Remove switch_cost.
7428 2008-01-09 Richard Guenther <rguenther@suse.de>
7429 Andrew Pinski <andrew_pinski@playstation.sony.com>
7432 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7433 temporary if an rvalue is ok or an lvalue is not required.
7435 2008-01-09 Richard Guenther <rguenther@suse.de>
7438 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7441 2008-01-09 Richard Guenther <rguenther@suse.de>
7444 * tree.c (host_integerp): Check for sizetype only if the
7445 type is an integer type.
7447 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7450 * opts.c (decode_options): Disable inlining of functions called
7451 once if not in unit-at-a-time mode.
7453 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7455 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7457 2008-01-08 Richard Guenther <rguenther@suse.de>
7460 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7461 out early if the result will be unused.
7463 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7468 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7469 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7472 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7474 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7475 for vectorization tuned.
7477 2008-01-08 Richard Guenther <rguenther@suse.de>
7479 PR tree-optimization/34683
7480 * tree-ssa-operands.c (operand_build_cmp): Export.
7481 * tree-ssa-operands.h (operand_build_cmp): Declare.
7482 * tree-vn.c (vuses_compare): Remove.
7483 (sort_vuses): Use operand_build_cmp.
7484 (sort_vuses_heap): Likewise.
7485 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7486 to re-use old VEC if available. Do not sort already sorted VUSEs.
7487 (vdefs_to_vec): Do not sort already sorted VDEFs.
7489 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7492 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7494 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7497 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7498 limitations of reciprocal sequences on x86 targets.
7500 2008-01-08 Richard Guenther <rguenther@suse.de>
7502 PR tree-optimization/34683
7503 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7505 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7508 * config/darwin.c (darwin_mergeable_string_section): Don't use
7509 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7511 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7514 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7515 negxf2. Macroize expander using X87MODEF mode iterator. Change
7516 predicates of op0 and op1 to register_operand.
7517 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7518 expander using X87MODEF mode iterator. Change predicates of
7519 op0 and op1 to register_operand.
7520 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7521 corresponding patterns and macroize using MODEF macro. Change
7522 predicates of op0 and op1 to register_operand and remove
7523 "m" constraint. Disparage "r" alternative with "!".
7524 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7525 macroize using X87MODEF macro. Change predicates of op0 and op1
7526 to register_operand and remove "m" constraint. Disparage "r"
7527 alternative with "!".
7528 (absneg splitter with memory operands): Remove.
7529 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7530 patterns and macroize using X87MODEF mode iterator.
7531 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7532 Change predicate of op1 to register_operand.
7533 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7534 for memory operands.
7536 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7538 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7540 2008-01-07 Richard Guenther <rguenther@suse.de>
7542 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7545 2008-01-07 Richard Guenther <rguenther@suse.de>
7547 PR tree-optimization/34683
7548 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7549 VOPs of the needed size to save memory. Use VEC_quick_push
7550 to save compile-time.
7551 (vdefs_to_vec): Likewise.
7553 2008-01-07 Sa Liu <saliu@de.ibm.com>
7555 * config/spu/spu.md (divdf3): Genetate inline code for double
7556 division. The implementation doesn't handle INF or NAN, therefore it
7557 only applies when -ffinite-math-only is given.
7559 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7562 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7563 * doc/cpp.texi ([Common Predefined Macros]): Document.
7565 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7567 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7568 order to use commutative addition instead of subtraction.
7570 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7571 Mircea Namolaru <namolaru@il.ibm.com>
7572 Vladimir Yanovsky <yanov@il.ibm.com>
7573 Revital Eres <eres@il.ibm.com>
7575 PR tree-optimization/34263
7576 * tree-outof-ssa.c (process_single_block_loop_latch,
7577 contains_tree_r): New functions.
7578 (analyze_edges_for_bb): Call process_single_block_loop_latch
7579 function to empty single-basic-block latch block if possible.
7581 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7583 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7585 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7587 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7589 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7591 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7593 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7595 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7597 PR tree-optimization/34618
7598 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7601 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7604 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7605 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7606 Update copyright year.
7608 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7609 Update copyright year.
7610 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7613 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7615 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7616 edge does not point to current bb before changing need_assert.
7618 2008-01-04 Richard Guenther <rguenther@suse.de>
7621 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7622 for verifying purposes if they are is_gimple_min_invariant.
7624 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7626 PR tree-optimization/34448
7627 PR tree-optimization/34465
7628 * gimplify.c (gimplify_init_constructor): Add new parameter
7629 notify_temp_creation. Use it.
7630 (gimplify_modify_expr_rhs): Take volatiles into account when
7631 optimizing constructors.
7632 Do not optimize constructors if gimplify_init_constructor will dump to
7634 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7635 * gcc.c-torture/compile/pr34448.c: New.
7637 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7639 PR gcov-profile/34609
7640 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7641 return_slot if result is TREE_ADDRESSABLE.
7643 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7645 * config/mips/mips.md (sqrt_condition): Tweak comment.
7646 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7648 2008-01-03 Tom Tromey <tromey@redhat.com>
7651 * c-common.c (c_type_hash): Handle VLAs.
7653 2008-01-03 Jan Hubicka <jh@suse.cz>
7655 PR tree-optimization/31081
7656 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7657 0 when inlining and not inlining to first basic block.
7658 (remap_decl): When var is initialized to 0, don't set default_def.
7659 (expand_call_inline): Set entry_bb.
7660 * tree-inline.h (copy_body_data): Add entry_bb.
7662 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7665 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7668 PR tree-optimization/29484
7669 * tree-inline.c (inline_forbidden_p_2): New function.
7670 (inline_forbidden_p): Disallow inlining if some static var
7671 has an address of a local LABEL_DECL in its initializer.
7672 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7675 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7677 PR tree-optimization/34635
7678 * tree-data-ref.c (add_other_self_distances): Make sure that the
7679 evolution step is constant.
7681 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7684 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7686 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7688 * tree-sra.c (scalarize_init): Insert the generate_element_init
7689 statements after the generate_element_zero statements.
7691 2008-01-02 Richard Guenther <rguenther@suse.de>
7695 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7696 for very large number of operands instead of ICEing.
7698 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7701 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7702 while stack probing.
7704 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7706 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7709 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7712 * tree-mudflap.c (mx_register_decls): Guard warning by
7713 !DECL_ARTIFICIAL check.
7715 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7717 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7718 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7719 sse5_perm<mode>): Fix constraints.