1 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
3 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11 Change operand 1 predicate to nonimmediate_operand.
13 2008-04-28 Jakub Jelinek <jakub@redhat.com>
16 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18 * gengtype.c (walk_type, write_func_for_structure): Handle
20 * doc/gty.texi: Document chain_circular.
22 2008-04-28 Richard Guenther <rguenther@suse.de>
24 PR tree-optimization/36066
25 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
28 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
32 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
33 Use match_scratch instead of match_operand for operands 3 and 4.
35 2008-04-27 Richard Guenther <rguenther@suse.de>
37 PR tree-optimization/18754
38 PR tree-optimization/34223
39 * tree-pass.h (pass_complete_unrolli): Declare.
40 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
41 loop size before and after unconditionally of UL_NO_GROWTH in effect.
42 Rewrite loop into loop closed SSA form if it is not already.
43 (tree_unroll_loops_completely): Re-structure to iterate over
44 innermost loops with intermediate CFG cleanups.
45 Unroll outermost loops only if requested or the code does not grow
47 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
49 (tree_vectorize): Instead do so here.
50 (tree_complete_unroll): Also unroll outermost loops.
51 (tree_complete_unroll_inner): New function.
52 (gate_tree_complete_unroll_inner): Likewise.
53 (pass_complete_unrolli): New pass.
54 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
55 uses outside of the loop.
56 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
57 form if it is available.
58 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
59 * passes.c (init_optimization_passes): Schedule complete inner
60 loop unrolling pass before the first CCP pass after final inlining.
62 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
64 * targhooks.h (default_emutls_var_fields,
65 default_emutls_var_init): Declare.
66 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
67 * target.h (struct gcc_target): Add struct emutls member.
68 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
69 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
70 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
71 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
72 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
73 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
74 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
75 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
76 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
77 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
78 emit debug information.
79 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
80 * varasm.c: Include targhooks.h.
81 (emutls_object_section, emutls_tmpl_section): New.
82 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
83 (EMUTLS_SEPARATOR): New.
85 (get_emutls_object_name): New.
86 (default_emutls_var_fields): New, broken out of ...
87 (get_emutls_object_type): ... here. Adjust to use target hooks.
88 (get_emutls_init_templ_addr): Adjust to use target hooks.
89 (emutls_decl): Adjust to use target hooks.
90 (emutls_finish): Likewise.
91 (default_emutls_var_init): New, broken out of ...
92 (assemble_variable): ... here. Adjust to use target hooks.
93 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
95 * c-common.c (handle_section_attribute): Prevent overriding
96 sections for emulated tls with special sections.
97 * config/i386/i386.c (x86_64_elf_select_section): Add
98 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
99 (x86_64_elf_unique_section): Likewise.
100 * config/vxworks.c: Include tree.h.
101 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
102 (vxworks_override_options): Set TLS scheme.
103 * doc/tm.texi (Emulated TLS): New node.
105 2008-04-26 Simon Baldwin <simonb@google.com>
108 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
109 with propagated string constants.
111 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
113 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
114 constraint for operand 2 when operand 0 is memory operand.
115 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
116 operand 0 is memory operand.
117 (fix_trunc<mode>_i387_with_temp): Ditto.
118 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
119 operand 2 when operand 1 is memory operand.
120 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
121 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
122 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
123 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
124 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
125 operands 2,3 and 4 when operand 1 is memory operand.
126 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
128 (fistdi2_floor_with_temp): Ditto.
129 (fist<mode>2_floor_with_temp): Ditto.
130 (fistdi2_ceil_with_temp): Ditto.
131 (fist<mode>2_ceil_with_temp): Ditto.
132 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
134 2008-04-26 David Daney <ddaney@avtrex.com>
136 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
138 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
139 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
140 UNSPEC_UPDATE_GOT_VERSION): Renumber.
141 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
142 (compare_and_swap_12): New insn.
143 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
144 * config/mips/mips.c (mips_force_binary): New function.
145 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
146 (mips_expand_compare_and_swap_12): New function.
147 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
149 2008-04-25 Jan Hubicka <jh@suse.cz>
152 * cfgexpand.c (pass_expand): Turn into RTL pass.
153 * passes.c (execute_one_pass): Do pass typechecking after execution.
154 * tree-pass.h (pass_expand): Turn into RTL pass.
156 * function.h (struct rtl_data): Move here fields
157 accesses_prior_frames, calls_eh_return, saves_all_registers,
158 has_nonlocal_goto, has_asm_statement, is_thunk,
159 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
160 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
161 arg_pointer_save_area_init from struct function; turn into bool.
162 (struct function): Move
163 calls_eh_return, saves_all_registers, has_nonlocal_goto,
164 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
165 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
166 tail_call_emit, arg_pointer_save_area_init
167 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
168 (current_function_returns_struct, current_function_returns_pcc_struct,
169 current_function_calls_setjmp, current_function_calls_alloca,
170 current_function_accesses_prior_frames,
171 current_function_calls_eh_return, current_function_is_thunk,
172 current_function_stdarg, current_function_profile,
173 current_function_limit_stack, current_function_uses_pic_offset_table,
174 current_function_uses_const_pool, current_function_has_nonlocal_label,
175 current_function_saves_all_registers,
176 current_function_has_nonlocal_goto,
177 current_function_has_asm_statement): Remove accesor macros.
178 * ra-conflict.c (global_conflicts): Update.
179 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
180 (suitable_for_tail_call_opt_p): Update.
181 * builtins.c (expand_builtin_return_addr): Update.
182 (expand_builtin_setjmp_setup): Update.
183 (expand_builtin_nonlocal_goto): Update.
184 * final.c (final_start_function): Update.
185 (profile_function): Update.
186 (leaf_function_p): Update.
187 (only_leaf_regs_used): Update.
188 * df-scan.c (df_get_exit_block_use_set): Update.
189 * dojump.c (clear_pending_stack_adjust): Update.
190 * tree-stdarg.c (gate_optimize_stdarg): Update.
191 * gimple-low.c (lower_function_body): Update.
192 * global.c (compute_regsets): Update.
193 (global_alloc): Update.
194 * dwarf2out.c (dwarf2out_begin_prologue): Update.
195 * expr.c (expand_assignment): Update.
196 * dse.c (dse_step0): Update.
198 * c-decl.c (store_parm_decls): Update.
199 * local-alloc.c (combine_regs): Update.
200 (find_free_reg): Update.
201 * function.c (assign_parms_augmented_arg_list): Update.
202 (assign_parm_find_data_types): Update.
203 (assign_parms): Update.
204 (allocate_struct_function): Update.
205 (expand_function_start): Update.
206 (expand_function_end): Update.
207 (get_arg_pointer_save_area): Update.
208 (thread_prologue_and_epilogue_insns): Update.
209 (rest_of_match_asm_constraints): Update.
210 * stor-layout.c (variable_size): Update.
211 * gcse.c (gcse_main): Update.
212 (bypass_jumps): Update.
213 * gimplify.c (gimplify_function_tree): Update.
214 * calls.c (emit_call_1): Update.
215 (expand_call): Update.
216 * bt-load.c (compute_defs_uses_and_gen): Update.
217 * except.c (sjlj_assign_call_site_values): Update.
218 (sjlj_emit_function_enter): Update.
219 (can_throw_external): Update.
220 (set_nothrow_function_flags): Update.
221 (expand_builtin_unwind_init): Update.
222 (expand_eh_return): Update.
223 (convert_to_eh_region_ranges): Update.
224 (output_function_exception_table): Update.
225 * emit-rtl.c (gen_tmp_stack_mem): Update.
226 * cfgexpand.c (expand_used_vars): Update.
227 (tree_expand_cfg): Update.
228 * cfgcleanup.c (rest_of_handle_jump): Update.
229 * explow.c (allocate_dynamic_stack_space): Update.
230 * varasm.c (assemble_start_function): Update.
231 (force_const_mem): Update.
232 (mark_constant_pool): Update.
233 * tree-optimize.c (tree_rest_of_compilation): Update.
234 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
235 * tree-cfg.c (notice_special_calls): Update.
236 (is_ctrl_altering_stmt): Update.
237 (tree_can_make_abnormal_goto): Update.
238 (tree_purge_dead_abnormal_call_edges): Update.
239 * config/alpha/predicates.md: Update.
240 * config/alpha/alpha.c (alpha_sa_mask): Update.
241 (alpha_sa_size): Update.
242 (alpha_does_function_need_gp): Update.
243 (alpha_expand_prologue): Update.
244 (alpha_start_function): Update.
245 (alpha_output_function_end_prologue): Update.
246 (alpha_expand_epilogue): Update.
247 * config/frv/frv.c (frv_stack_info): Update.
248 (frv_expand_epilogue): Update.
249 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
250 (s390_register_info): Update.
251 (s390_frame_info): Update.
252 (s390_init_frame_layout): Update.
253 (s390_can_eliminate): Update.
255 * config/spu/spu.c (spu_split_immediate): Update.
256 (need_to_save_reg): Update.
257 (spu_expand_prologue): Update.
258 (spu_expand_epilogue): Update.
259 * config/sparc/sparc.md: Update.
260 * config/sparc/sparc.c (eligible_for_return_delay): Update.
261 (sparc_tls_got): Update.
262 (legitimize_pic_address): Update.
263 (sparc_emit_call_insn): Update.
264 (sparc_expand_prologue): Update.
265 (output_return): Update.
266 (print_operand): Update.
267 (sparc_function_ok_for_sibcall): Update.
268 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
269 * config/m32r/m32r.md: Update.
270 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
271 (m32r_compute_frame_size): Update.
272 (m32r_expand_prologue): Update.
273 (m32r_expand_epilogue): Update.
274 (m32r_legitimize_pic_address): Update.
275 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
276 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
277 * config/i386/i386.c (ix86_frame_pointer_required): Update.
279 (ix86_save_reg): Update.
280 (ix86_compute_frame_layout): Update.
281 (ix86_expand_prologue): Update.
282 (ix86_expand_epilogue): Update.
283 * config/sh/sh.c (output_stack_adjust): Update.
284 (calc_live_regs): Update.
285 (sh5_schedule_saves): Update.
286 (sh_expand_prologue): Update.
287 (sh_expand_epilogue): Update.
288 (sh_setup_incoming_varargs): Update.
289 (sh_allocate_initial_value): Update.
290 (sh_get_pr_initial_val): Update.
291 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
292 * config/sh/sh.md (label:): Update.
293 * config/avr/avr.c (out_movhi_mr_r): Update.
294 * config/crx/crx.h (enum): Update.
295 * config/xtensa/xtensa.h (along): Update.
296 * config/stormy16/stormy16.c Update.
297 (xstormy16_compute_stack_layout): Update.
298 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
299 (fr30_expand_prologue): Update.
300 * config/cris/cris.c (cris_conditional_register_usage): Update.
301 (cris_reg_saved_in_regsave_area): Update.
302 (cris_initial_frame_pointer_offset): Update.
303 (cris_simple_epilogue): Update.
304 (cris_expand_prologue): Update.
305 (cris_expand_epilogue): Update.
306 (cris_expand_pic_call_address): Update.
307 (cris_asm_output_symbol_ref): Update.
308 (cris_asm_output_label_ref): Update.
309 * config/cris/cris.md Update.
310 * config/iq2000/iq2000.c (compute_frame_size): Update.
311 (iq2000_expand_epilogue): Update.
312 * config/mt/mt.h (save_direction): Update.
313 * config/mn10300/mn10300.c (mn10300_function_value): Update.
314 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
315 (ia64_secondary_reload_class): Update.
316 * config/m68k/m68k.c (m68k_save_reg): Update.
317 (m68k_expand_prologue): Update.
318 (m68k_expand_epilogue): Update.
319 (legitimize_pic_address): Update.
320 * config/rs6000/rs6000.c (rs6000_got_register): Update.
321 (first_reg_to_save): Update.
322 (first_altivec_reg_to_save): Update.
323 (compute_vrsave_mask): Update.
324 (compute_save_world_info): Update.
325 (rs6000_stack_info): Update.
326 (spe_func_has_64bit_regs_p): Update.
327 (rs6000_ra_ever_killed): Update.
328 (rs6000_emit_eh_reg_restore): Update.
329 (rs6000_emit_allocate_stack): Update.
330 (rs6000_emit_prologue): Update.
331 (rs6000_emit_epilogue): Update.
332 (rs6000_output_function_epilogue): Update.
333 (output_profile_hook): Update.
334 (rs6000_elf_declare_function_name): Update.
335 * config/rs6000/rs6000.h (rs6000_args): Update.
336 * config/rs6000/rs6000.md: Update.
337 * config/mcore/mcore.c (mcore_expand_prolog): Update.
338 * config/arc/arc.c (arc_output_function_epilogue): Update.
339 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
340 * config/darwin.c (machopic_function_base_name): Update.
341 * config/score/score3.c (score3_compute_frame_size): Update.
344 (score3_epilogue): Update.
345 * config/score/score7.c (score7_compute_frame_size): Update.
346 (score7_prologue): Update.
347 (score7_epilogue): Update.
348 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
349 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
350 * config/arm/arm.c (use_return_insn): Update.
351 (require_pic_register): Update.
352 (arm_load_pic_register): Update.
353 (arm_compute_save_reg0_reg12_mask): Update.
354 (arm_compute_save_reg_mask): Update.
355 (thumb1_compute_save_reg_mask): Update.
356 (output_return_instruction): Update.
357 (arm_output_function_prologue): Update.
358 (arm_output_epilogue): Update.
359 (arm_get_frame_offsets): Update.
360 (arm_expand_prologue): Update.
361 (thumb_pushpop): Update.
362 (thumb_exit): Update.
363 (thumb1_expand_prologue): Update.
364 (thumb1_expand_epilogue): Update.
365 (arm_unwind_emit): Update.
366 (arm_output_fn_unwind): Update.
367 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
368 * config/arm/arm.md: Update.
369 * config/pa/pa.md: Update.
370 * config/pa/pa.c (legitimize_pic_address): Update.
371 (compute_frame_size): Update.
372 (hppa_expand_prologue): Update.
373 (hppa_expand_epilogue): Update.
374 (borx_reg_operand): Update.
375 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
376 (HARD_REGNO_RENAME_OK): Update.
377 * config/mips/mips.c (mips_global_pointer): Update.
378 (mips_save_reg_p): Update.
379 (mips_compute_frame_info): Update.
380 (mips_frame_pointer_required): Update.
381 (mips_expand_prologue): Update.
382 (mips_expand_epilogue): Update.
383 (mips_can_use_return_insn): Update.
384 (mips_reorg_process_insns): Update.
385 * config/v850/v850.c (compute_register_save_size): Update.
386 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
387 * config/mmix/mmix.c (along): Update.
388 (mmix_expand_epilogue): Update.
389 * config/bfin/bfin.c (legitimize_pic_address): Update.
390 (must_save_p): Update.
391 (stack_frame_needed_p): Update.
392 (add_to_reg): Update.
393 (bfin_expand_prologue): Update.
394 * stmt.c (expand_asm_operands): Update.
395 * reload1.c (reload): Update.
396 (init_elim_table): Update.
398 2008-04-25 Bob Wilson <bob.wilson@acm.org>
400 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
402 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
404 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
406 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
407 (mov<mode>): Removed.
408 (*movv4sf_internal): Likewise.
409 (*movv2df_internal): Likewise.
411 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
413 * config.gcc (crx-*-elf): Remove deprecation.
415 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
417 * config/i386/cygming-crtend.c (register_frame_ctor): Register
418 __gcc_deregister_frame with atexit.
419 (deregister_frame_dtor): Remove.
421 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
422 Nathan Sidwell <nathan@codesourcery.com>
424 * config/rs6000/rs6000.opt (mspe): Remove Var property.
426 * config/rs6000/rs6000.h (rs6000_spe): Declare.
427 (rs6000_isel): Likewise.
428 * config/rs6000/rs6000.c (rs6000_spe): New variable.
429 (rs6000_isel): New variable.
430 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
432 2008-04-24 Jakub Jelinek <jakub@redhat.com>
435 * c-common.c (handle_vector_size_attribute): Call
436 lang_hooks.types.reconstruct_complex_type instead of
437 reconstruct_complex_type.
438 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
439 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
440 * langhooks.h (struct lang_hooks_for_types): Add
441 reconstruct_complex_type hook.
442 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
443 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
445 2008-04-24 Richard Guenther <rguenther@suse.de>
447 * c-common.h (check_builtin_function_arguments): Declare.
448 * c-common.c (validate_nargs): New function.
449 (check_builtin_function_arguments): Likewise.
450 * c-typeck.c (build_function_call): Call
451 check_builtin_function_arguments.
452 * builtins.c (fold_builtin_classify): Remove error reporting code.
453 (fold_builtin_unordered_cmp): Likewise.
454 (fold_builtin_1): Likewise.
455 (fold_builtin_n): Likewise.
457 2008-04-24 Jakub Jelinek <jakub@redhat.com>
459 PR tree-optimization/36008
460 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
461 the original op1, rather than delta by step.
463 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
464 Sebastian Pop <sebastian.pop@amd.com>
466 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
467 eliminate_local_variables_stmt, eliminate_local_variables,
468 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
469 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
470 of code delimited by two edges in the CFG.
471 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
472 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
473 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
474 the case of parallelisation of reductions.
475 (expr_invariant_in_region_p): New.
477 * tree-flow.h (gather_blocks_in_sese_region): Declared.
478 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
480 2008-04-24 Ira Rosen <irar@il.ibm.com>
481 Richard Guenther <rguenther@suse.de>
483 PR tree-optimization/36034
484 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
485 incapable of dealing with loads with gaps.
487 2008-04-24 Rafael Espindola <espindola@google.com>
489 * tree-flow.h (vrp_evaluate_conditional): Change signature.
490 * tree-ssa-propagate.c (fold_predicate_in): Update call to
491 vrp_evaluate_conditional.
492 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
493 (vrp_evaluate_conditional): Split the cond argument.
494 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
495 (simplify_stmt_for_jump_threading): Update call to
496 vrp_evaluate_conditional.
498 2008-04-24 Ira Rosen <irar@il.ibm.com>
500 PR tree-optimization/35982
501 * tree-vect-analyze.c (vect_check_interleaving): Check that the
502 interleaved data-refs are of the same type.
504 2008-04-24 Danny Smith <dannysmith@users.net>
506 * c-format.c (check_format_info_main): Use strncmp rather than a
507 magic prefix to handle multichar length specs.
508 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
509 Don't prefix "I64" and "I32" with '\0'.
511 2008-04-24 Jakub Jelinek <jakub@redhat.com>
514 * config/i386/i386.c (init_cumulative_args): Don't pass anything
515 in registers for -m32 only if stdarg_p (fntype).
517 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
519 PR rtl-optimization/36006
520 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
521 temp to op0 in order to avoid invalid rtx sharing.
523 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
525 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
526 check TREE_INVARIANT.
527 * tree-gimple.c (is_gimple_address): New.
528 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
529 * tree-gimple.h (is_gimple_address): New.
530 * tree.h (decl_address_invariant_p): New.
531 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
532 (build_string): Likewise.
533 (decl_address_invariant_p): New, from is_gimple_invariant_address.
534 (tree_invariant_p_1): Likewise.
536 (tree_invariant_p): New.
537 (skip_simple_arithmetic): Use it.
538 (stabilize_reference_1): Use it.
539 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
541 (build1_stat): Drop code to compute TREE_INVARIANT.
542 (build2_stat): Drop code to compute TREE_INVARIANT.
543 (build3_stat): Drop code to compute TREE_INVARIANT.
544 (build4_stat): Drop code to compute TREE_INVARIANT.
545 (build5_stat): Drop code to compute TREE_INVARIANT.
546 (build7_stat): Drop code to compute TREE_INVARIANT.
547 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
548 * tree.h (struct tree_base): Remove invariant_flag.
549 (TREE_INVARIANT): Remove.
550 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
551 (fold_builtin_expect): Check TREE_CONSTANT.
552 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
553 * c-tree.h (c_expr_to_decl): Drop third parameter.
554 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
555 (build_c_cast): Don't set TREE_INVARIANT.
556 (pop_init_level): Don't set TREE_INVARIANT.
557 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
558 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
560 (gimplify_init_constructor): Don't set TREE_INVARIANT.
561 (gimplify_addr_expr): Adjust comment.
562 * tree-mudflap.c (mf_build_string):
563 * print-tree.c (print_node): Don't print TREE_INVARIANT.
564 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
565 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
566 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
567 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
568 * langhooks.h (struct lang_hooks): Drop third parameter from
571 2008-04-23 Richard Guenther <rguenther@suse.de>
573 PR tree-optimization/27799
574 PR tree-optimization/32921
575 PR tree-optimization/32624
576 * tree-ssa-structalias.c (merge_smts_into): Only merge the
577 SMTs aliases and the tag itself into the solution.
578 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
579 merge the points-to solution back into the SMT aliases.
580 (may_alias_p): Use alias_set_subset_of instead of
581 aliases_conflict_p. A pointer which points to
582 memory with alias set zero may access any variable.
584 2008-04-23 Richard Guenther <rguenther@suse.de>
586 * alias.c (alias_set_subset_of): Correctly handle asking
587 if zero is a subset of an alias set with zero child.
588 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
589 (compute_flow_insensitive_aliasing): Correctly walk all
590 pointers. Do not unnecessarily union sets.
592 2008-04-23 Richard Guenther <rguenther@suse.de>
595 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
597 2008-04-22 Tomas Bily <tbily@suse.cz>
599 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
601 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
603 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
604 * tree-ssa-structalias.c (get_constraint_for): Likewise.
605 * tree-inline.c (estimate_num_insns_1): Likewise.
606 * varasm.c (const_hash_1, compare_constant, copy_constant)
607 (compute_reloc_for_constant, output_addressed_constants): Likewise.
608 * emit-rtl.c (component_ref_for_mem_expr)
609 (set_mem_attributes_minus_bitpos): Likewise.
610 * expr.c (highest_pow2_factor, expand_expr_real_1, )
611 (is_aligning_offset): Likewise.
612 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
613 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
614 * dojump.c (do_jump): Likewise.
615 * builtins.c (get_pointer_alignment, get_memory_rtx)
616 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
617 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
619 2008-04-23 Jakub Jelinek <jakub@redhat.com>
621 PR rtl-optimization/36017
622 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
623 expanding the library call.
625 2008-04-22 Ian Lance Taylor <iant@google.com>
627 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
630 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
632 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
633 of LR/CTR moves for Power6.
635 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
638 * passes.c (init_optimization_passes): Remove
639 pass_fast_rtl_byte_dce.
641 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
644 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
645 builtin functions to generate faster code.
646 (_mm_cvtpu16_ps): Ditto.
647 (_mm_cvtpi32x2_ps): Ditto.
649 2008-04-22 Nick Clifton <nickc@redhat.com>
651 * common.opt (ftree-loop-distribution): Add Optimization
654 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
655 (frv_expand_builtin_va_start): Likewise.
657 * config/arm/arm.c (thumb_find_work_register): Fix location of
658 argument register count.
660 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
662 Support scheduling for ColdFire V1 and V3 microarchitecture.
663 Improve scheduling of multiplication instructions.
665 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
666 (mac): New instruction attribute.
667 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
668 (m68k_sched_mac): New variable.
669 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
670 Handle cfv1 and cfv3.
671 (max_insn_size): New static variable.
672 (struct _sched_ib): New type.
673 (sched_ib): New static variable.
674 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
675 to fields of 'struct _sched_ib sched_ib'. Update all uses.
676 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
678 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
679 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
680 new variables. Update.
681 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
682 Add modeling of cfv3 instruction buffer. Update.
683 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
684 * config/m68k/m68k.h (TUNE_CFV3): New macro.
685 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
686 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
687 a particular reservation applies to.
688 (type2): Reorganize attribute values. Rename alu to alu_reg,
689 alu_l to alu, move_l to omove. Join move to alu. Split mul
691 (cf_ib_*): Simplify description of instruction buffer.
692 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
693 (cf_mem): Split into cf_mem1 and cf_mem2.
694 (cf_v2_move_??): Rename to cfv12_alu_??.
695 (cf_v2_move_l_??): Rename to cfv12_omove_??.
696 (cf_v2_mul_??): Remove reservations.
697 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
698 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
699 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
701 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
702 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
703 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
704 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
705 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
706 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
707 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
708 expansions of the above reservations for instructions of sizes
711 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
713 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
715 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
717 * coverage.c: Include tree-pass.h.
718 (coverage_counter_alloc): Print da_file_name to the dump file.
720 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
722 * sbitmap.c (sbitmap_range_empty_p): New function.
723 * sbitmap.h (sbitmap_range_empty_p): New function.
724 * bitmap.h: Now includes obstack.h.
726 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
727 Kenneth Zadeck <zadeck@naturalbridge.com>
729 * dbgcnt.def (ra_byte_scan): Added.
730 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
731 when the last hit happens for a counter.
732 * timevar.def (TV_DF_BYTE_LR): New variable.
733 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
734 * passes.c (pass_fast_rtl_byte_dce): New pass.
735 * fwprop.c (update_df): Added mode to call df_ref_create.
736 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
737 DF_REF_EXTRACT_OFFSET.
738 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
739 DF_BYTE_LR_OUT, df_byte_lr): New macro.
741 (df_ref_extract): Added mode field.
742 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
743 DF_REF_EXTRACT_OFFSET.
744 (DF_REF_EXTRACT_MODE): New macro.
745 (df_byte_lr_bb_info): New structure.
746 (df_print_byte_regset, df_compute_accessed_bytes,
747 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
748 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
749 df_byte_lr_simulate_uses,
750 df_byte_lr_simulate_artificial_refs_at_top,
751 df_byte_lr_simulate_artificial_refs_at_end,
752 df_compute_accessed_bytes): New function.
753 (df_ref_create): Add parameter.
754 (df_byte_lr_get_bb_info): New inline function.
755 * df-scan.c (df_ref_record, df_uses_record,
756 df_ref_create_structure): Added mode parameter.
757 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
758 df_defs_record, df_uses_record, df_get_conditional_uses,
759 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
760 df_entry_block_defs_collect, df_exit_block_uses_collect):
761 Added mode parameter to calls to df_ref_record, df_uses_record,
762 df_ref_create_structure.
763 (df_ref_equal_p, df_ref_compare): Added test for modes.
764 (df_ref_create_structure): Added code to set mode. Renamed
765 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
766 DF_REF_EXTRACT_OFFSET.
767 * df-core.c (df_print_byte_regset): New function.
768 * df-byte-scan.c: New file.
769 * df-problems.c (df_rd_transfer_function): Removed unnecessary
770 calls to BITMAP_FREE.
771 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
772 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
773 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
774 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
775 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
776 df_byte_lr_local_compute, df_byte_lr_init,
777 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
778 df_byte_lr_transfer_function, df_byte_lr_free,
779 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
780 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
781 df_byte_lr_simulate_uses,
782 df_byte_lr_simulate_artificial_refs_at_top,
783 df_byte_lr_simulate_artificial_refs_at_end): New function.
784 * dce.c (byte_dce_process_block): New function.
785 (dce_process_block): au is now passed in rather than computed
786 locally. Changed loops that look at artificial defs to not look
787 for conditional or partial ones, because there never are any.
788 (fast_dce): Now is able to drive byte_dce_process_block or
789 dce_process_block depending on the kind of dce being done.
790 (rest_of_handle_fast_dce): Add parameter to fast_dce.
791 (rest_of_handle_fast_byte_dce): New function.
792 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
793 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
795 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
798 * gcc.h: Added fortran options that take arguments to
799 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
802 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
804 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
805 scalarization if on the LHS and not a full access.
807 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
809 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
811 2008-04-18 Rafael Espindola <espindola@google.com>
813 * tree-vrp.c (find_case_label_index): Fix the binary search.
814 (find_case_label_range): New.
815 (vrp_visit_switch_stmt): Use find_case_label_range.
816 (simplify_switch_using_ranges): Use find_case_label_range.
818 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
820 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
821 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
823 2008-04-18 Tom Tromey <tromey@redhat.com>
826 * doc/cpp.texi (Implementation-defined behavior): Mention
829 2008-04-18 Ian Lance Taylor <iant@google.com>
831 * fold-const.c (pointer_may_wrap_p): New static function.
832 (fold_comparison): Add another test for pointer overflow. Use
833 pointer_may_wrap_p to disable some false positives.
835 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
837 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
838 (fname_as_string): Match updated cpp_interpret_string prototype.
839 (fix_string_type): Support char16_t* and char32_t*.
840 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
841 derivative) nodes. Register as builtin if C++0x.
842 (c_parse_error): Support CPP_CHAR{16,32}.
843 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
844 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
845 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
846 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
847 CTI_CHAR32_ARRAY_TYPE>: New elements.
848 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
849 char32_type_node, signed_char32_type_node, char16_array_type_node,
850 char32_array_type_node): New defines.
851 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
852 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
853 (lex_string): Support CPP_STRING{16,32}, match updated
854 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
855 (lex_charconst): Support CPP_CHAR{16,32}.
856 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
857 and CPP_STRING{16,32}.
859 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
862 * aclocal.m4: Regenerate.
863 * configure: Regenerate.
865 2008-04-18 Jan Hubicka <jh@suse.cz>
867 * except.c (dw2_size_of_call_site_table,
868 sjlj_size_of_call_site_table): Use vector API for call_site_record.
870 * cgraphbuild.c (build_cgraph_edges): Update.
871 * tree-pass.h: Update comment.
872 * final.c (leaf_function_p): Update.
873 (leaf_renumber_regs): Update.
874 (rest_of_clean_state): Update.
875 * omp-low.c (expand_omp_parallel): Update.
876 * ipa-reference.c (analyze_function): Update.
877 * reorg.c (find_end_label): Update.
878 (optimize_skip): Update.
879 (fill_simple_delay_slots): Update.
880 (fill_simple_delay_slots): Update.
881 (make_return_insns): Update.
882 (dbr_schedule): Update.
883 * gimple-low.c (record_vars_into): Update.
884 * cfgbuild.c (make_edges): Update.
885 * function.c (assign_stack_local): Update.
886 (assign_parm_adjust_stack_rtl): Update.
887 (locate_and_pad_parm): Update.
888 (allocate_struct_function): Do not initialize stack_alignment_needed
889 and preferred_stack_boundary here.
890 (stack_protect_prologue): Update.
891 (stack_protect_epilogue): Update.
892 (expand_function_start): Initialize stack_alignment_needed,
893 preferred_stack_boundary and max_jumptable_ents.
894 (expand_function_end): Update.
895 (free_after_compilation): Do not NULLify epilogue_delay_list.
896 * function.h (struct rtl_data): Add stack_protect_guard,
897 stack_alignment_needed,
898 preferred_stack_boundary, epilogue_delay_list.
899 (struct function): Remove value_histograms, stack_alignment_needed,
900 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
902 unexpanded_var_list, stack_protect_guard.
903 (current_function_epilogue_delay_list): Remove.
904 * ipa-type-escape.c (analyze_function): Update.
905 * gimplify.c (pop_gimplify_context): Update comment.
906 * calls.c (expand_call): Update.
907 (emit_library_call_value_1): Update.
908 * except.c (set_nothrow_function_flags): Update.
909 * cfgexpand.c (get_decl_align_unit): Update.
910 (create_stack_guard): Update.
911 (estimated_stack_frame_size): Update.
912 (expand_used_vars): Update.
913 (tree_expand_cfg): Free histogram earliers, init expansion variables.
914 * explow.c (allocate_dynamic_stack_space): Update.
915 * tree-ssa-live.c (remove_unused_locals): Update.
916 * varasm.c (mark_constant_pool): Update.
917 * tree-inline.c (remap_decls): Update.
918 (initialize_cfun): Update.
919 (declare_return_variable): Update.
920 (inline_forbidden_p): Update.
921 (expand_call_inline): Update.
922 (declare_inline_vars): Update.
923 (tree_function_versioning): Update.
924 * tree-flow.h (value_histograms): New.
925 (VALUE_HISTOGRAMS): New macro.
926 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
928 * tree-cfg.c (set_bb_for_stmt): Update.
929 (replace_by_duplicate_decl): Update.
930 (move_block_to_fn): Update.
931 (new_label_mapper): Update.
932 (dump_function_to_file): Update.
933 * ipa-struct-reorg.c (build_data_structure): Update.
934 * cfgrtl.c (print_rtl_with_bb): Update.
935 * reload1.c (reload): Update.
937 * config/i386/i386.c (setup_incoming_varargs_64,
938 ix86_compute_frame_layout): Update.
939 * config/arc/arc.c (arc_output_function_epilogue): Update.
941 2008-04-18 Marius Strobl <marius@FreeBSD.org>
943 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
945 * gthr-posix95.h: Likewise.
947 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
949 PR rtl-optimization/35838
950 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
951 out the byte offset of the first subreg.
953 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
955 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
956 to split_ti instead of three separate calls with single member arrays.
957 (subti3 splitter): Ditto.
958 (adddi3 splitter): Ditto with split_di.
959 (subdi3 splitter): Ditto.
960 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
961 two separate calls with single member arrays. Swap match_dup
962 operands 1 and 2 to better fit into the array.
963 (negdi2 splitter): Ditto with split_di.
964 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
965 two separate calls with single member arrays. Swap match_dup operands
966 6 and 7 to better fit into the array.
968 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
970 * config/i386/i386.c (sse_builtin_type): New.
971 (bdesc_sse_args): Likewise.
972 (bdesc_sse_3arg): Removed.
973 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
974 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
975 IX86_BUILTIN_ROUNDPS.
976 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
977 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
978 IX86_BUILTIN_ROUNDPS.
979 (ix86_expand_sse_4_operands_builtin): Removed.
980 (ix86_expand_sse_operands_builtin): New.
981 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
982 and CODE_FOR_sse4_1_roundps.
983 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
984 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
986 2008-04-17 Alan Modra <amodra@bigpond.net.au>
989 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
990 regs before frame pop when needed. If use_backchain_to_restore_sp
991 then load backchain into a temp reg to restore vr and vrsave. Add
992 code to restore vr after frame pop if possible.
994 2008-04-17 Richard Guenther <rguenther@suse.de>
996 * tree-vn.c (expressions_equal_p): Do not check type
997 equality or compatibility before calling operand_equal_p.
998 * fold-const.c (operand_equal_p): Check equivalence of
999 integer constants before bailing out due to signedness or
1000 precision differences.
1001 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1002 spurious differences in type qualification. Ignore types
1003 for COMPONENT_REFs at all.
1005 2008-04-17 Christian Bruel <christian.bruel@st.com>
1007 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1008 msw_skip comparison.
1010 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1013 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1016 PR tree-optimization/35899
1017 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1018 rather than TREE_OPERAND.
1020 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1024 temporary registers. Change operand predicate to general_operand.
1025 (remainderxf3): Ditto.
1027 2008-04-16 Richard Guenther <rguenther@suse.de>
1029 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1030 * tree-affine.c (aff_combination_expand): Look through some
1033 2008-04-15 Doug Kwan <dougkwan@google.com>
1035 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1037 * tree-pretty-print.c (dump_generic_node): Ditto.
1038 * final.c (output_addr_const): Ditto.
1039 * dwarf2out.c (output_cfi): Ditto.
1040 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1041 * print-rtl.c (print_rtx): Ditto.
1042 * print-tree.c (print_node_brief, print_node): Ditto.
1043 * c-common.c (match_case_to_enum_1): Ditto.
1044 * sched-vis.c (print_value): Ditto.
1045 * config/i386/i386.c (print_operand): Cast to long unsigned int
1048 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1049 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1050 MS Windows VirtualProtect function.
1052 2008-04-15 Jan Hubicka <jh@suse.cz>
1054 * gengtype.c (write_root): Param_is argument is OK.
1055 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1056 * function.h: Include varray.h
1057 (rtl_eh): New stucture based on except.c one.
1058 (call_site_record): New forward declaration and vector type.
1059 * calls.c (emit_call_1): Do not call
1060 note_current_region_may_contain_throw.
1061 * except.c (eh_status): Remove cur_region, try_region since they are
1063 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1064 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1065 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1066 Remove call_site_data_used, call_site_data_size.
1067 Turn call_site_record into vector in function.h.
1068 (note_current_region_may_contain_throw): Remove.
1069 (get_exception_pointer, get_exception_filter): Do not take struct
1070 function argument; update.
1071 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1072 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1073 build_post_landing_pads, dw2_build_landing_pads,
1074 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1075 sjlj_emit_function_enter, sjlj_emit_function_enter,
1076 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1077 sjlj_build_landing_pads, finish_eh_generation,
1078 remove_exception_handler_label, remove_eh_handler,
1079 maybe_remove_eh_handler, add_reachable_handler,
1080 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1081 add_action_record, collect_one_action_chain, add_call_site,
1082 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1083 sjlj_output_call_site_table, output_function_exception_table,
1084 * except.h (note_current_region_may_contain_throw): Remove
1085 (get_exception_pointer, get_exception_filter): Do not take struct
1087 * Makefile.in (GTFILES): Put varargs before struct function.
1089 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1091 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1092 punt for STRING_CST.
1093 (get_constraint_for): Deal with STRING_CST here instead.
1095 2008-04-15 Richard Guenther <rguenther@suse.de>
1097 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1098 statements in a basic-block with a backward walk. Do not
1099 substitute into dead statements but instead remove those.
1101 2008-04-15 Richard Guenther <rguenther@suse.de>
1103 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1104 to zero, thus disable creation of SFTs.
1106 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1108 * tree-predcom.c (suitable_reference_p): Return false if the
1109 reference can throw.
1111 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1114 * c-decl.c (finish_decl): If extern or static var has variable
1115 size, set TREE_TYPE (decl) to error_mark_node.
1117 2008-04-15 Rafael Espindola <espindola@google.com>
1119 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1122 2008-04-15 Richard Guenther <rguenther@suse.de>
1124 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1125 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1126 (visit_reference_op_load): Do walk vuse-vdef chains on
1127 vn_reference_lookup.
1128 (visit_reference_op_store): But do not here.
1129 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1130 vn_reference_lookup.
1131 (vn_lookup_with_vuses): But do so here.
1133 2008-04-14 Ian Lance Taylor <iant@google.com>
1135 * fold-const.c (fold_overflow_warning): Remove assertion.
1137 2008-04-15 Ben Elliston <bje@au.ibm.com>
1139 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1140 temp1 local variables.
1142 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1145 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1146 ".text.unlikely" section as executable.
1148 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1150 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1151 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1152 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1153 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1154 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1155 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1156 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1158 2008-04-14 Ian Lance Taylor <iant@google.com>
1160 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1161 * fold-const.c (fold_comparison): If appropriate, test
1162 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1163 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1164 reassociating a pointer type.
1165 * doc/invoke.texi (Optimize Options): Document that
1166 -fstrict-overflow applies to pointer wraparound.
1168 2008-04-13 Jan Hubicka <jh@suse.cz>
1170 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1172 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1174 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1175 we are going to "save the world".
1177 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1179 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1180 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1181 operand 0 constraint, not "=".
1183 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1185 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1187 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1189 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1190 of size of positions_needed * CHAR_BIT.
1192 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1195 * dse.c (store_info): Change positions_needed to unsigned
1197 (lowpart_bitmask): New.
1198 (record_store): Cast to unsigned HOST_WIDE_INT for
1199 positions_needed. Assert width <= size of positions_needed *
1200 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1201 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1202 lowpart_bitmask to set mask.
1204 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1206 * config/bfin/constraints.md: New file.
1207 * config/bfin/bfin.md: Include it.
1208 (adddi3): Use satisfies_constraint functions instead of the old macros.
1209 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1210 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1211 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1212 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1213 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1214 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1215 EXTRA_CONSTRAINT): Delete.
1216 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1217 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1219 * config/bfin/bfin.c: Include "tm-constrs.h".
1220 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1221 Use satisfies_constraint functions instead of the old macros.
1222 * doc/md.texi (Blackfin Constraints): Update file name reference.
1224 2008-04-11 Richard Guenther <rguenther@suse.de>
1226 PR tree-optimization/35869
1227 * tree-vrp.c (execute_vrp): Move switch statement update after
1228 jump threading. Schedule another cfg cleanup run.
1230 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1233 * attribs.c (decl_attributes): Return early on errorneous node.
1235 2008-04-10 Oleg Ryjkov <olegr@google.com>
1237 * tree.h (struct tree_base): Added a new flag default_def_flag.
1238 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1240 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1242 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1244 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1247 * pa.md: Define mode iterator P. Define mode attribute dwc.
1248 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1249 (icacheflush): Likewise.
1250 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1251 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1253 2008-04-11 Ben Elliston <bje@au.ibm.com>
1255 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1257 2008-04-10 Rafael Espindola <espindola@google.com>
1259 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1260 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1261 (extract_range_from_expr): The same.
1263 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1265 * config/mips/mips.md (GPR2): New mode iterator.
1267 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1268 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1269 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1270 Rewrite these to take two modes, the mode of comparison and the
1271 mode of the destination.
1272 * config/mips/mips.c (mips_expand_scc): Instead of having
1273 paradoxical subreg as destination, expand "narrowing" scc if mode
1274 of comparison is SI and target is requested in DI mode.
1275 (mips_emit_int_order_test): Update comment. Make mode of
1276 comparison match CMP0 rather than TARGET. When creating inverse
1277 target use mode of TARGET.
1279 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1281 * gcov-dump.c (tag_summary): Only print summaries for the first
1282 GCOV_COUNTERS_SUMMABLE counters.
1284 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1286 * config/i386/i386.md (absneg): New code iterator.
1287 (absnegprefix): New code attribute.
1288 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1289 patterns using absneg code iterator.
1290 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1291 using absneg code iterator.
1292 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1293 *neg<mode>2 patterns using absneg code iterator.
1294 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1295 *negextendsfdf2 patterns using absneg code iterator.
1296 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1297 *negextendsfxf2 patterns using absneg code iterator.
1298 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1299 *negextendsfdf2 patterns using absneg code iterator.
1300 * config/i386/sse.md (<code><mode>2): Macroize expander from
1301 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1303 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1305 * config/s390/s390.h: Remove the remains of the recent search
1306 & replace action of current_function_outgoing_args_size.
1308 2008-04-10 Ira Rosen <irar@il.ibm.com>
1310 PR tree-optimization/35821
1311 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1312 NEW_STMT_LIST is not NULL.
1314 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1317 * toplev.c (process_options): Remove -ffunction-sections debugging
1320 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1322 PR middle-end/PR28690
1323 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1324 than gen_rtx_fmt_ee to perform more canonicalizations.
1326 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1329 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1331 2008-04-09 Richard Guenther <rguenther@suse.de>
1333 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1334 (dump_function_to_file): Dump function arguments with types.
1336 2008-04-08 Richard Guenther <rguenther@suse.de>
1338 * fold-const.c (fold_widened_comparison): Do not allow
1339 sign-changes that change the result.
1341 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1344 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1345 kinds of indirect references.
1347 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1349 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1350 GNU Fortran language string.
1352 2008-04-08 Rafael Espindola <espindola@google.com>
1354 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1355 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1356 * tree.h (tree_call_nonnegative_warnv_p): New.
1358 2008-04-08 Jan Hubicka <jh@suse.cz>
1360 * function.c (free_after_compilation): Clear out regno_reg_rtx
1363 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1366 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1368 PR middle-end/PR28690
1369 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1370 same precedence as REG_POINTER and MEM_POINTER operands.
1372 2008-04-08 Richard Guenther <rguenther@suse.de>
1375 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1376 for adding index to base.
1378 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1380 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1381 (MINGW_ENABLE_EXECUTE_STACK): New.
1382 (IN_LIBGCC2): For libgcc include windows.h file for
1383 function declarations.
1385 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1387 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1388 and tem2 if tem1 is not a REG or MULT.
1390 2008-04-08 Jan Hubicka <jh@suse.cz>
1392 * function.h (incomming_args): Break out of struct function.
1393 (function_subsections): Break out of struct function.
1394 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1395 return_rtx and hard_reg_initial_vals from struct function.
1396 Kill inl_max_label_num.
1397 (current_function_pops_args, current_function_args_info,
1398 current_function_args_size, current_function_args_size,
1399 current_function_pretend_args_size,
1400 current_function_outgoing_args_size,
1401 current_function_internal_arg_pointer, current_function_return_rtx):
1402 Kill compatibility accestor macros.
1403 * builtins.c (expand_builtin_apply_args_1): Update.
1404 (expand_builtin_next_arg): Update.
1405 * df-scan.c (df_get_call_refs): Update.
1406 * dbxout.c (dbxout_function_end): Update.
1407 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1408 (output_line_info): Update.
1409 (secname_for_decl): Update.
1410 (dwarf2out_var_location): Update.
1411 * function.c (free_after_compilation): Update.
1412 (assign_parm_find_stack_rtl): Update.
1413 (assign_parms): Update.
1414 (expand_dummy_function_end): Update.
1415 (expand_function_end): Update.
1416 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1417 (expand_call): Update.
1418 (emit_library_call_value_1): Update.
1419 (store_one_arg): Update.
1420 * varasm.c (initialize_cold_section_name): Update.
1421 (unlikely_text_section): Update.
1422 (unlikely_text_section_p): Update.
1423 (assemble_start_function): Update.
1424 (assemble_end_function): Update.
1425 (default_section_type_flags): Update.
1426 (switch_to_section): Update.
1427 * integrate.c (set_decl_abstract_flags): Update.
1428 (get_hard_reg_initial_val): Update.
1429 (has_hard_reg_initial_val): Update.
1430 (allocate_initial_values): Update.
1431 * resource.c (init_resource_info): Update.
1432 * config/alpha/alpha.c (NUM_ARGS): Update.
1433 (direct_return): Update.
1434 (alpha_va_start): Update.
1435 (alpha_sa_size): Update.
1436 (alpha_initial_elimination_offset): Update.
1437 (alpha_expand_prologue): Update.
1438 (alpha_start_function): Update.
1439 (alpha_expand_epilogue): Update.
1440 (unicosmk_initial_elimination_offset):
1441 * config/alpha/alpha.md (call expander): Update.
1442 * config/s390/s390.c (s390_register_info): Update.
1443 (s390_register_info): Update.
1444 (s390_frame_info): Update.
1445 (s390_initial_elimination_offset): Update.
1446 (s390_build_builtin_va_list): Update.
1447 (s390_va_start): Update.
1448 * config/spu/spu.c (direct_return): Update.
1449 (spu_expand_prologue): Update.
1450 (spu_initial_elimination_offset): Update.
1451 (spu_build_builtin_va_list): Update.
1452 (spu_va_start): Update.
1453 * config/sparc/sparc.c (sparc_init_modes): Update.
1454 (sparc_compute_frame_size): Update.
1455 (function_value): Update.
1456 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1457 * config/i386/i386.md (return expander): Update.
1458 * config/i386/i386.c (ix86_va_start): Update.
1459 (ix86_can_use_return_insn_p): Update.
1460 (ix86_compute_frame_layout): Update.
1461 (ix86_expand_epilogue): Update.
1462 * config/sh/sh.c (output_stack_adjust): Update.
1463 (calc_live_regs): Update.
1464 (sh_expand_prologue): Update.
1465 (sh_builtin_saveregs): Update.
1466 (sh_va_start): Update.
1467 (initial_elimination_offset): Update.
1468 (sh_allocate_initial_value): Update.
1469 (sh_function_ok_for_sibcall): Update.
1470 (sh_get_pr_initial_val): Update.
1471 * config/sh/sh.md (return expander): Update.
1472 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1473 * config/crx/crx.c (crx_compute_frame): UPdate.
1474 (crx_initial_elimination_offset): UPdate.
1475 * config/xtensa/xtensa.c (compute_frame_size): Update
1476 (xtensa_builtin_saveregs): Update.
1477 (xtensa_va_start): Update.
1478 (order_regs_for_local_alloc): Update.
1479 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1480 (xstormy16_expand_builtin_va_start): Update.
1481 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1482 * config/m68hc11/m68hc11.md (return expanders): Update.
1483 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1484 (expand_epilogue): Update.
1485 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1486 (cris_simple_epilogue): Update.
1487 (cris_expand_prologue): Update.
1488 (cris_expand_epilogue): Update.
1489 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1490 (compute_frame_size): Update.
1491 * config/mt/mt.c (mt_compute_frame_size): Update.
1492 * config/mn10300/mn10300.c (expand_prologue): Update.
1493 (expand_epilogue): Update.
1494 (initial_offset): Update.
1495 (mn10300_builtin_saveregs):
1496 * config/mn10300/mn10300.md (return expander): Update.
1497 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1498 (ia64_initial_elimination_offset): Update.
1499 (ia64_initial_elimination_offset): Update.
1500 (ia64_expand_prologue): Update.
1501 * config/m68k/m68k.md (return expander): Update.
1502 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1503 (rs6000_stack_info): Update.
1504 * config/mcore/mcore.c (layout_mcore_frame): Update.
1505 (mcore_expand_prolog): Update.
1506 * config/arc/arc.c (arc_compute_frame_size): Update.
1507 * config/score/score3.c (score3_compute_frame_size): Update.
1508 * config/score/score7.c (score7_compute_frame_size): Update.
1509 * config/arm/arm.c (use_return_insn): Update.
1510 (thumb_find_work_register): Update.
1511 (arm_compute_save_reg_mask): Update.
1512 (arm_output_function_prologue): Update.
1513 (arm_output_epilogue): Update.
1514 (arm_size_return_regs): Update.
1515 (arm_get_frame_offsets): Update.
1516 (arm_expand_prologue): Update.
1517 (thumb_exit): Update.
1518 (thumb_unexpanded_epilogue): Update.
1519 (thumb1_output_function_prologue): Update.
1520 * config/pa/pa.md (return expander): Update.
1521 * config/pa/pa.c (compute_frame_size): Update.
1522 (hppa_builtin_saveregs): Update.
1523 * config/mips/mips.c (mips_va_start): Update.
1524 (mips16_build_function_stub): Update.
1525 (mips_compute_frame_info): Update.
1526 (mips_restore_gp): Update.
1527 (mips_output_function_prologue): Update.
1528 (mips_expand_prologue): Update.
1529 * config/v850/v850.c (compute_frame_size): Update.
1530 (expand_prologue): * config/mmix/mmix.c (along): update.
1531 (mmix_initial_elimination_offset): update.
1532 (mmix_reorg): update.
1533 (mmix_use_simple_return): update.
1534 (mmix_expand_prologue): update.
1535 (mmix_expand_epilogue): Update.
1536 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1537 (emit_link_insn): Update.
1539 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1541 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1542 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1544 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1547 2008-04-07 Jan Hubicka <jh@suse.cz>
1549 * function.h (rtl): Rename to x_rtl.
1551 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1552 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1553 used_temp_slots avail_temp_slots, temp_slot_level,
1554 nonlocal_goto_handler_labels): Update accesstors.
1555 (rtl): New global variable.
1556 (struct function): Move some fileds to rtl_data.
1557 (get_arg_pointer_save_area): Update prototype.
1558 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1559 get_arg_pointer_save_area.
1560 * expr.c (init_expr): Update
1561 * function.c (get_frame_size): Update
1562 (assign_stack_local): Update
1563 (expand_function_end): Update.
1564 (get_art_pointer_save_area): Update
1566 * emit-rtl.c (rtl): Declare.
1567 (regno_reg_rtx): Declare.
1568 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1570 (gen_reg_rtx): Update.
1571 * varasm.c (n_deferred_constatns): Update accestor.
1572 (init_varasm_status): Do not allocate varasm_status.
1573 (force_const_mem, get_pool_size, output_constant_pool): Update.
1574 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1575 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1576 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1577 * sparc/sparc.h (INIT_EXPANDERS): Update.
1578 * ia64/ia64.h (INIT_EXPANDERS): Update.
1580 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1582 * reload.c (push_secondary_reload): Add missing break to for loop.
1584 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1586 PR middle-end/PR28690
1587 * rtlanal.c: Update copyright years.
1588 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1589 as REG_POINTER and MEM_POINTER operands.
1590 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1591 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1592 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1593 * gcse.c: Update copyright years.
1594 (pre_delete): Call gen_reg_rtx_and_attrs.
1595 (hoist_code): Likewise.
1596 (build_store_vectors): Likewise.
1597 (delete_store): Likewise.
1598 * loop-invariant.c (move_invariant_reg): Likewise.
1599 Update copyright years.
1601 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1603 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1604 control string instead of quoted.
1606 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1608 * doc/rtl.texi: Rewrite of subreg section.
1610 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1613 * config/i386/i386.c (legitimize_pic_address): Add treating
1614 of dllimport SYM_REF's.
1615 (legitimize_dllimport_symbol): Add prototype.
1617 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1619 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1620 reference in constructor with non self-referential type.
1622 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1624 Removal of Return with Depressed Stack Pointer support
1625 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1626 (ECF_SP_DEPRESSED): Likewise.
1627 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1628 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1629 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1630 (expand_call): Do not test ECF_SP_DEPRESSED.
1631 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1632 * function.c (keep_stack_depressed): Delete.
1633 (handle_epilogue_set): Likewise.
1634 (update_epilogue_consts): Likewise.
1635 (emit_equiv_load): Likewise.
1636 (thread_prologue_and_epilogue_insns): Remove support for Return with
1637 Depressed Stack Pointer.
1638 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1640 2008-04-06 Richard Guenther <rguenther@suse.de>
1642 PR tree-optimization/35400
1643 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1644 information from SSA_NAMEs.
1646 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1648 * config/avr/avr.h (avr_mega_p): Remove declaration.
1649 (AVR_MEGA): Remove macro.
1650 * config/avr/avr.c (avr_mega_p): Remove variable.
1651 (avr_override_options): Remove inicializion of avr_mega_p.
1652 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1653 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1654 (avr_jump_mode): (Ditto.).
1655 (avr_output_progmem_section_asm_op): (Ditto.).
1656 (avr_asm_init_sections): (Ditto.).
1657 (avr_asm_init_sections): (Ditto.).
1658 (avr_rtx_costs): (Ditto.).
1659 * config/avr/avr.md: (Ditto.).
1660 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1663 2008-04-06 Richard Guenther <rguenther@suse.de>
1665 PR tree-optimization/35842
1666 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1667 is_gimple_invariant_address.
1669 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1671 * gcc.c (default_compilers): Sync Fortran extensions list with
1672 that in fortran/lang-specs.h.
1673 * doc/invoke.texi: Likewise.
1674 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1675 * dwarf2out.c (gen_compile_unit_die): Likewise.
1677 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1679 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1681 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1684 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1685 attribute is used for nested functions.
1687 2008-04-05 Jan Hubicka <jh@suse.cz>
1689 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1691 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1693 (dump_files): Update.
1694 (enable_rtl_dump_file): Do not accept letter argument.
1695 * tree-pass.h (dump_file_info): Remove letter argument.
1696 * toplev.c (decode_d_option): Update -da handling.
1697 * toplev.h (enable_rtl_dump_file): Update prototype.
1698 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1699 it out based on pass type.
1700 (register_dump_files_1): Likewise.
1701 (init_optimization_passes): Update register_one_dump_file calls.
1702 (execute_one_pass): Sanity check that IPA passes are called at IPA
1703 level and RTL passes at RTL level.
1704 (execute_pass_list): IPA pass can not be after or subpass of
1706 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1707 disallov RTL subpasses of IPA subpasses.
1709 2008-04-05 Ben Elliston <bje@au.ibm.com>
1711 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1712 builtins that return exactly once and do not throw. Cache call to
1715 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1717 PR rtl-optimization/34916
1719 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1720 between instruction pairs.
1722 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1724 * doc/invoke.texi: Document -mbitops for SH.
1725 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1726 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1727 * config/sh/sh.c (print_operand): Add %t operand code.
1728 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1729 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1730 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1731 (extendqihi2): Likewise.
1732 (movqi_i): Likewise.
1733 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1734 (extv): Use bld instruction for SH2A if possible.
1736 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1737 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1738 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1739 (bset.b, bclr.b): Define peepholes.
1740 * config/sh/sh.opt (mbitops): New option.
1742 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1745 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1746 and view convert expression.
1748 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1751 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1753 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1755 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1757 * config/i386/cpuid.h (bit_AES): New.
1758 (bit_PCLMUL): Likewise.
1760 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1761 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1762 SSE2 if AES or PCLMUL is enabled.
1763 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1764 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1765 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1766 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1767 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1768 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1769 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1770 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1771 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1772 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1773 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1774 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1775 __builtin_ia32_aeskeygenassist128 and
1776 __builtin_ia32_pclmulqdq128.
1777 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1778 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1779 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1781 * config/i386/i386.h (TARGET_AES): New.
1782 (TARGET_PCLMUL): Likewise.
1783 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1785 * config/i386/i386.md (UNSPEC_AESENC): New.
1786 (UNSPEC_AESENCLAST): Likewise.
1787 (UNSPEC_AESDEC): Likewise.
1788 (UNSPEC_AESDECLAST): Likewise.
1789 (UNSPEC_AESIMC): Likewise.
1790 (UNSPEC_AESKEYGENASSIST): Likewise.
1791 (UNSPEC_PCLMUL): Likewise.
1793 * config/i386/i386.opt (maes): New.
1794 (mpclmul): Likewise.
1796 * config/i386/sse.md (aesenc): New pattern.
1797 (aesenclast): Likewise.
1799 (aesdeclast): Likewise.
1801 (aeskeygenassist): Likewise.
1802 (pclmulqdq): Likewise.
1804 * config/i386/wmmintrin.h: New.
1806 * doc/extend.texi: Document AES and PCLMUL built-in function.
1808 * doc/invoke.texi: Document -maes and -mpclmul.
1810 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1812 * function.c (free_after_parsing): Replace with
1813 cxx_push_function_context from C++ front-end.
1814 (allocate_struct_function): Don't call langhook.
1815 * langhooks.h (struct lang_hooks_for_functions): Delete.
1816 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1818 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1819 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1820 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1821 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1822 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1823 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1824 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1826 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1827 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1829 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1832 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1835 2008-04-04 Richard Guenther <rguenther@suse.de>
1838 * fold-const.c (optimize_minmax_comparison): Use the correct
1839 type for the constant in the simplified comparison.
1841 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1843 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1844 Pass L2 size as "--param l2-cache-size" to the compiler.
1845 (decode_l2_cache): New function to decode L2 cache parameters using
1846 0x8000006 extended cpuid function.
1847 (detect_caches_amd): Determine parameters of L2 cache using
1848 decode_l2_caches function.
1849 (decode_caches_intel): Decode L2 cache parameters.
1850 (detect_caches_intel): Determine L2 cache parameters using
1851 decode_caches_intel and decode_l2_caches functions.
1853 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1855 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1856 secondary input reload for subword loads from the constant pool.
1858 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1861 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1862 constants of the appropriate size for runtime calculations.
1865 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1866 decimal-float literal constant zero.
1868 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1871 * c-parser.c (c_parser_omp_atomic): Call
1872 default_function_array_conversion on the RHS.
1875 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1876 call is_variable_sized if decl has incomplete type.
1878 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1880 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1882 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1884 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1886 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1887 (sgt<u>): Merge sgt and sgtu into new expander.
1888 (sgt, sgtu): Remove expanders.
1889 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1890 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1891 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1892 *sgtu_<mode>_mips16 into new pattern.
1893 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1894 (sge<u>): Merge sge and sgeu into new expander.
1895 (sge, sgeu): Remove expanders.
1896 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1898 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1899 (slt<u>): Merge slt and sltu into new expander.
1900 (slt, sltu): Remove expanders.
1901 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1902 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1903 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1904 *sltu_<mode>_mips16 into new pattern.
1905 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1906 (sle<u>): Merge sle and sleu into new expander.
1907 (sle, sleu): Remove expanders.
1908 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1909 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1910 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1911 *sleu_<mode>_mips16 into new pattern.
1912 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1914 2008-04-03 Jan Hubicka <jh@suse.cz>
1916 PR tree-optimization/35795
1917 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1918 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1919 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1920 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1921 * score/score3.c (score3_output_mi_thunk): Likewise.
1922 * score/score7.c (score7_output_mi_thunk): Likewise.
1923 * mips/mips.c (mips_output_mi_thunk): Likewise.
1925 2008-04-03 Richard Guenther <rguenther@suse.de>
1927 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1928 conversions. Simplify code.
1930 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1932 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1934 2008-04-03 Tom Tromey <tromey@redhat.com>
1935 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1937 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1938 * config/bfin/t-bfin-linux (generated_files): Add
1939 linux-sysroot-suffix.h.
1940 * doc/install.texi (Prerequisites): Require make 3.80.
1941 * doc/sourcebuild.texi (Front End Directory): Document new
1943 * Makefile.in (generated_files): New variable.
1944 (ALL_HOST_OBJS): New variable.
1945 ($(ALL_HOST_OBJS)): New target.
1947 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1949 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1950 (remap_block): Call id->transform_lang_insert_block instead
1952 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1953 Set id.transform_lang_insert_block to NULL.
1954 (clone_body): Move to cp/optimize.c
1955 * tree-inline.h (struct copy_body_data): Change
1956 transform_lang_insert_block to function pointer.
1957 (copy_generic_body, copy_decl_no_change): Export.
1958 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1959 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1960 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1962 * c-tree.h (insert_block): Kill.
1963 * c-decl.c (insert_block): Kill.
1965 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1967 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1968 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1969 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1971 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1972 argument, call {push,pop}_function_context from here.
1973 * c-parser.c: Use c_{push,pop}_function_context.
1975 * function.c (push_function_context_to): Move meat ...
1976 (push_function_context): ... here. Simplify.
1977 * function.c (pop_function_context_from): Move meat ...
1978 (pop_function_context): ... here. Simplify.
1979 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1981 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1982 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1983 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1984 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1986 2008-04-03 Ben Elliston <bje@au.ibm.com>
1988 * expmed.c (extract_force_align_mem_bit_field): Remove.
1990 2008-04-03 Richard Guenther <rguenther@suse.de>
1993 * expr.h (try_casesi): Adjust prototype.
1994 * expr.c (try_casesi): Take fallback label as extra parameter.
1995 Use that for gen_casesi if default_label is NULL.
1996 * stmt.c (expand_case): Pass fallback label to try_casesi,
1997 make sure to fill gaps with a fallback label if default_label
2000 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2003 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2005 2008-04-03 Ben Elliston <bje@au.ibm.com>
2007 * expmed.c (extract_split_bit_field): Remove if (0) code.
2008 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2009 (do_ds_constraint): Likewise.
2011 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2013 * doc/cppopts.texi (-dU): Document.
2014 * c-common.h (flag_dump_macros): Update comment.
2015 * c-opts.c (handle_OPT_d): Handle -dU.
2016 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2017 dump_queued_macros, cb_used_define, cb_used_undef): New.
2018 (init_pp_output): Handle -dU.
2019 (cb_line_change): Call dump_queued_macros.
2020 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2022 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2024 * config/avr/predicates.md (io_address_operand): New predicate.
2025 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2026 * config/avr/avr.c (avr_io_address_p): Remove function.
2027 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2028 'avr_io_address_p' function.
2029 (out_movhi_r_mr): (Ditto.).
2030 (out_movqi_mr_r): (Ditto.).
2031 (out_movhi_mr_r): (Ditto.).
2032 (avr_address_cost): (Ditto.).
2034 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2036 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2037 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2038 in 32bit mode when XMM registers are available to avoid store
2040 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2041 corresponding post-reload splitters.
2043 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2045 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2046 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2047 __builtin_ia32_roundss.
2048 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2049 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2050 __builtin_ia32_roundss.
2051 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2052 IX86_BUILTIN_SHUFPD here.
2054 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2056 * config/i386/i386.md (plogic): New.
2057 (plogicprefix): Likewise.
2059 * config/i386/mmx.md (mmx_<code><mode>3): New.
2060 (mmx_and<mode>3): Removed.
2061 (mmx_ior<mode>3): Likewise.
2062 (mmx_xor<mode>3): Likewise.
2064 * config/i386/sse.md (<code><mode>3): New.
2065 (*<code><mode>3): Likewise.
2066 (*<code><mode>3): Likewise.
2067 (<code><mode>3): Likewise.
2068 (*sse_<code><mode>3): Likewise.
2069 (*sse2_<code><mode>3): Likewise.
2070 (<code>tf3): Likewise.
2071 (*<code>tf3): Likewise.
2072 (and<mode>3): Likewise.
2073 (*and<mode>3): Likewise.
2074 (ior<mode>3): Removed.
2075 (*ior<mode>3): Likewise.
2076 (xor<mode>3): Likewise.
2077 (*xor<mode>3): Likewise.
2078 (*and<mode>3): Likewise.
2079 (*ior<mode>3): Likewise.
2080 (*xor<mode>3): Likewise.
2081 (and<mode>3): Likewise.
2082 (*sse_and<mode>3): Likewise.
2083 (*sse2_and<mode>3): Likewise.
2085 (*andtf3): Likewise.
2086 (ior<mode>3): Likewise.
2087 (*sse_ior<mode>3): Likewise.
2088 (*sse2_ior<mode>3): Likewise.
2090 (*iortf3): Likewise.
2091 (xor<mode>3): Likewise.
2092 (*sse_xor<mode>3): Likewise.
2093 (*sse2_xor<mode>3): Likewise.
2095 (*xortf3): Likewise.
2097 2008-04-02 Richard Guenther <rguenther@suse.de>
2099 PR tree-optimization/14495
2100 PR tree-optimization/34793
2101 * tree-vrp.c (struct switch_update): New structure.
2102 (to_remove_edges, to_update_switch_stmts): New VECs.
2103 (simplify_switch_using_ranges): New function. Remove not taken
2104 case labels and edges.
2105 (simplify_stmt_using_ranges): Call it.
2106 (identify_jump_threads): Mark edges we have queued for removal
2107 so we don't thread them.
2108 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2110 * tree-cfg.c (group_case_labels): Deal with missing default label.
2111 (tree_verify_flow_info): Allow missing default label.
2112 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2113 (emit_case_nodes): Likewise.
2114 (expand_case): Do not rely on the default label to be present.
2115 * expr.c (try_casesi): Deal with NULL default_label.
2116 (do_tablejump): Likewise.
2118 2008-04-02 Richard Guenther <rguenther@suse.de>
2120 PR tree-optimization/14495
2121 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2122 SWITCH_EXPR here ...
2123 (vrp_visit_switch_stmt): ... but here (new function).
2124 (find_case_label_index): New helper function.
2125 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2127 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2129 * fwprop.c: Fix ISO-C99ism.
2131 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2134 * Makefile.in (objdir): Set it here.
2135 * configure.ac: Not here. Find dynamic linker characteristics.
2136 * exec-tool.in: Use them.
2137 * aclocal.m4: Regenerate.
2138 * configure: Regenerate.
2140 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2142 * expr.c (expand_var): Delete it.
2143 * expr.h (expand_var): Delete prototype.
2144 * function.c (expand_function_start): Use expand_decl instead.
2145 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2148 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2150 PR rtl-optimization/35542
2151 * fwprop.c (forward_propagate_and_simplify): Replace
2152 loc_reg_mentioned_in_p with reg_mentioned_p.
2154 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2156 PR rtl-optimization/35281
2157 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2158 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2159 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2160 (varying_mem_p): Move above propagate_rtx.
2161 (all_uses_available_at): Do not check MEMs.
2163 2008-04-02 Rafael Espindola <espindola@google.com>
2165 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2166 (register_edge_assert_for_2): Split the cond argument.
2167 (register_edge_assert_for_1): Adjust for the change in
2168 register_edge_assert_for_2.
2169 (register_edge_assert_for): Split the cond argument.
2170 (find_switch_asserts): Adjust for the change in
2171 register_edge_assert_for.
2173 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2175 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2176 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2177 offsets for 64-bit mingw.
2178 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2179 abi for x86_64-pc-mingw.
2181 2008-04-02 Richard Guenther <rguenther@suse.de>
2183 * tree-vrp.c (extract_range_from_assert): Make sure to not
2184 produce range min/max with TREE_OVERFOW set.
2185 If merging a anti-range and a range keep the anti-range if
2186 the range covers all values of the type.
2187 (register_edge_assert_for_2): Only allow sign-changing
2188 conversions in detecting canonical range checks. Also
2189 register an assert for the unsigned name if useful.
2191 PR tree-optimization/35787
2192 * tree-vrp.c (vrp_val_max): New function.
2193 (vrp_val_min): Likewise.
2194 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2195 (vrp_val_is_min): Likewise.
2196 (supports_overflow_infinity): Use vrp_val_{min,max}.
2197 (negative_overflow_infinity): Likewise.
2198 (positive_overflow_infinity): Likewise.
2199 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2200 (is_positive_overflow_infinity): Likewise.
2201 (is_overflow_infinity): Likewise.
2202 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2203 vrp_val_is_{min,max}.
2204 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2205 to ranges if possible. Avoid empty ranges.
2207 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2210 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2211 the expression is a function address.
2213 2008-04-01 George Helffrich <george@gcc.gnu.org>
2215 PR fortran/35154, fortran/23057
2216 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2217 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2218 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2219 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2221 (dbxout_syms): Check for COMMON-based symbol and wrap in
2222 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2223 in bracket for efficiency.
2225 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2226 using DW_TAG_common_block + member offset.
2227 (add_pubname_string): New function.
2228 (dw_expand_expr): New function to find block name and offset for
2230 (common_check): New function to check whether symbol in Fortran COMMON.
2231 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2233 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2236 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2238 2008-04-02 Ben Elliston <bje@au.ibm.com>
2240 * config/v850/v850.md (casesi): Remove if (0) code.
2241 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2242 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2244 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2246 * config/i386/i386.md (rex64suffix): New mode attribute.
2247 (floathi<mode>2): Disable expander for SSE math.
2248 (*floathi<mode>2_1): New insn insn_and_split pattern.
2249 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2250 corresponding post-reload splitters.
2251 (*floathi<mode>2_i387): New macroized insn pattern.
2252 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2253 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2254 insn_and_split pattern.
2255 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2256 New macroized instruction patterns and corresponding post-reload
2258 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2259 and corresponding post-reload splitters.
2260 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2261 New macroized instruction patterns.
2262 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2263 macroized instruction patterns and corresponding post-reload splitters.
2264 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2265 corresponding post-reload splitters.
2266 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2267 New macroized instruction patterns.
2268 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2269 corresponding post-reload splitters.
2270 (*floatsi<mode>2_i387): New macroized instruction patterns.
2272 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2274 * config/i386/i386.md (smaxmin): New.
2275 (umaxmin): Likewise.
2276 (maxminiprefix): Likewise.
2277 (maxminfprefix): Likewise.
2278 (<code><mode>3): Likewise.
2279 (smin<mode>3): Removed.
2280 (smax<mode>3): Likewise.
2282 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2283 (mmx_<code>v4hi3): Likewise.
2284 (mmx_<code>v8qi3): Likewise.
2285 (mmx_smaxv2sf3): Removed.
2286 (mmx_sminv2sf3): Likewise.
2287 (mmx_umaxv8qi3): Likewise.
2288 (mmx_smaxv4hi3): Likewise.
2289 (mmx_uminv8qi3): Likewise.
2290 (mmx_sminv4hi3): Likewise.
2292 * config/i386/sse.md (<addsub><mode>3): New.
2293 (*<addsub><mode>3): Likewise.
2294 (<sse>_vm<addsub><mode>3): Likewise.
2295 (<maxmin><mode>3): Likewise.
2296 (*<maxmin><mode>3_finite): Likewise.
2297 (*<maxmin><mode>3): Likewise.
2298 (<sse>_vm<maxmin><mode>3): Likewise.
2299 (sse3_h<addsub>v4sf3): Likewise.
2300 (sse3_h<addsub>v2df3): Likewise.
2301 (<maxmin>v16qi3): Likewise.
2302 (*<maxmin>v16qi3): Likewise.
2303 (<maxmin>v8hi3): Likewise.
2304 (*<maxmin>v8hi3): Likewise.
2305 (*sse4_1_<maxmin><mode>3): Likewise.
2306 (*sse4_1_<maxmin><mode>3): Likewise.
2307 (add<mode>3): Removed.
2308 (*add<mode>3): Likewise.
2309 (<sse>_vmadd<mode>3): Likewise.
2310 (sub<mode>3): Likewise.
2311 (*sub<mode>3): Likewise.
2312 (<sse>_vmsub<mode>3): Likewise.
2313 (smin<mode>3): Likewise.
2314 (*smin<mode>3_finite): Likewise.
2315 (*smin<mode>3): Likewise.
2316 (<sse>_vmsmin<mode>3): Likewise.
2317 (smax<mode>3): Likewise.
2318 (*smax<mode>3_finite): Likewise.
2319 (*smax<mode>3): Likewise.
2320 (<sse>_vmsmax<mode>3): Likewise.
2321 (sse3_haddv4sf3): Likewise.
2322 (sse3_haddv2df3): Likewise.
2323 (sse3_hsubv4sf3): Likewise.
2324 (sse3_hsubv2df3): Likewise.
2325 (umaxv16qi3): Likewise.
2326 (*umaxv16qi3): Likewise.
2327 (smaxv8hi3): Likewise.
2328 (*smaxv8hi3): Likewise.
2329 (*sse4_1_smax<mode>3): Likewise.
2330 (*sse4_1_umax<mode>3): Likewise.
2331 (uminv16qi3): Likewise.
2332 (*uminv16qi3): Likewise.
2333 (sminv8hi3): Likewise.
2334 (*sminv8hi3): Likewise.
2335 (*sse4_1_smin<mode>3): Likewise.
2336 (*sse4_1_umin<mode>3): Likewise.
2338 2008-04-01 Rafael Espindola <espindola@google.com>
2340 * tree-cfg.c (verify_expr): remove in_phi.
2341 (verify_stmt): Don't call walk_tree with verify_expr. Use
2342 is_gimple_min_invariant instead of is_gimple_val.
2344 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2346 * doc/include/gpl_v3.texi: Update for manpage generation.
2347 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2349 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2350 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2351 gpl_v3.texi instead of gpl.texi.
2354 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2357 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2359 2008-04-01 Rafael Espindola <espindola@google.com>
2361 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2362 (extract_code_and_val_from_cond): Use
2363 extract_code_and_val_from_cond_with_ops.
2365 2008-04-01 Jan Hubicka <jh@suse.cz>
2367 * function.c (free_after_compilation): Free epilogue_delay_list.
2368 (prepare_function_start): Assert that previous compilation was freed.
2370 2008-04-01 Jan Hubicka <jh@suse.cz>
2371 Jim Wilson <wilson@tuliptree.org>
2372 Andreas Tobler <andreast@gcc.gnu.org>
2375 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2376 rtl.emit instead cfun->emit.
2377 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2378 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2380 2008-04-01 Ben Elliston <bje@au.ibm.com>
2382 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2384 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2386 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2388 (fprofile-use): Add var flag_profile_use
2389 * coverage.c (coverage_begin_output): Do not open a gcno file for
2390 output only if -ftest-coverage is set.
2391 Do not add getpwd() to gcda file path.
2392 (build_gcov_info): Check the new flag
2393 flag_profile_datafile_relative_path.
2394 (coverage_init): Use profile_data_prefix.
2395 Read profile counter only if flag_profile_use is set.
2396 * opts.c (common_handle_option): New option fprofile-use=,
2397 fprofile-dir=, fprofile-generate=.
2398 * toplev.c (profile_data_prefix): New variable definition.
2399 * toplev.h (profile_data_prefix): New declaration.
2400 * doc/invoke.tex (Option Summary, Optimization Options):
2403 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2405 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2406 use tmp consistently.
2409 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2410 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2411 UNSPEC_FR_RECIP_APPROX_RES.
2412 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2414 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2417 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2419 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2422 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2423 element of the vector via a pointer.
2425 2008-03-31 Ian Lance Taylor <iant@google.com>
2427 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2429 2008-03-31 Jan Hubicka <jh@suse.cz>
2431 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2432 get_arg_pointer_save_area.
2433 * expr.c (init_expr): Just clear out rtl.expr.
2434 * function.c (free_after_compilation): Clear out whole RTL structure.
2435 (get_func_frame_size): Merge into ...
2436 (get_frame_size): ... this one.
2437 (assign_stack_local_1): Merge into ...
2438 (assign_stack_local): ... this one.
2439 (expand_function_end): Update call of get_arg_pointer_save_area.
2440 (get_art_pointer_save_area): Remove cfun argument.
2441 * function.h (emit_status): regno_pointer_align does not need length
2442 attribute. Move x_regno_reg_rtx to ...
2443 (regno_reg_rtx): ... new global array.
2444 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2445 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2446 apply_args_value, forced_labels, stack_pointer_delta):
2448 (struct varasm_status): Move here from varasm.c
2449 (struct rtl_data): New. Move here some fields from struct function.
2450 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2451 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2452 used_temp_slots avail_temp_slots, temp_slot_level,
2453 nonlocal_goto_handler_labels): Update accesstors.
2454 (rtl): New global variable.
2455 (struct function): Move some fileds to rtl_data.
2456 (get_arg_pointer_save_area): Update prototype.
2457 * emit-rtl.c (rtl): Declare.
2458 (regno_reg_rtx): Declare.
2459 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2461 (gen_reg_rtx): Update.
2462 (init_virtual_regs): Do not tate emit_status argument.
2463 (init_emit): Do not allocate emit.
2464 * varasm.c (varasm_statuc): Move to function.h.
2465 (n_deferred_constatns): Update accestor.
2466 (init_varasm_status): Do not allocate varasm_status.
2467 (force_const_mem, get_pool_size, output_constant_pool): Update.
2468 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2469 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2471 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2473 PR rtl-optimization/35729
2474 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2477 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2480 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2481 load/store if memory is unaligned.
2482 (*movti_rex64): Likewise.
2484 * config/i386/predicates.md (misaligned_operand): New.
2486 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2489 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2492 2008-03-31 Jan Beulich <jbeulich@novell.com>
2494 * config/ia64/constraints.md: Add 'j' constraint.
2495 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2496 (movdi_internal): Likewise.
2498 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2501 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2503 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2506 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2507 proper error message for the third argument on blendpd and
2510 * config/i386/sse.md (blendbits): New.
2511 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2513 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2515 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2517 2008-03-30 Richard Guenther <rguenther@suse.de>
2520 * fold-const.c (fold_sign_changed_comparison): Do leave
2521 conversions to base-types alone.
2523 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2525 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2526 the link register if one altivec register is be saved.
2528 2008-03-30 Ben Elliston <bje@au.ibm.com>
2530 * final.c (final_scan_insn): Remove if (0) code.
2532 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2534 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2536 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2538 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2539 of V4SFmode to ix86_binary_operator_ok.
2541 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2543 * config/i386/i386.c (override_options): Initialize
2544 ix86_veclib_handler to ix86_veclibabi_svml when
2545 -mveclibabi=svml is used.
2546 (ix86_veclibabi_svml): New function for SVML ABI style
2547 vectorization support.
2548 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2550 2008-03-28 Rafael Espindola <espindola@google.com>
2552 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2553 (tree_binary_nonnegative_warnv_p): Make it public.
2554 (tree_single_nonnegative_warnv_p): Make it public.
2555 (tree_invalid_nonnegative_warnv_p): Make it public.
2556 (tree_unary_nonzero_warnv_p): Make it public.
2557 (tree_binary_nonzero_warnv_p): Make it public
2558 (tree_single_nonzero_warnv_p): Make it public.
2559 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2560 (extract_range_from_binary_expr): Split the expr argument.
2561 (extract_range_from_unary_expr): Split the expr argument.
2562 (extract_range_from_comparison): Split the expr argument.
2563 (extract_range_from_expr): Use the new aux functions.
2564 (vrp_evaluate_conditional_warnv): Use
2565 vrp_evaluate_conditional_warnv_with_ops.
2566 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2567 (tree_binary_nonzero_warnv_p): Declare.
2568 (tree_single_nonzero_warnv_p): Declare.
2569 (tree_expr_nonzero_warnv_p): Declare.
2570 (tree_unary_nonnegative_warnv_p): Declare.
2571 (tree_binary_nonnegative_warnv_p): Declare.
2572 (tree_single_nonnegative_warnv_p): Declare.
2573 (tree_invalid_nonnegative_warnv_p): Declare.
2575 2008-03-28 Richard Guenther <rguenther@suse.de>
2577 PR tree-optimization/30317
2578 PR tree-optimization/30911
2579 PR tree-optimization/34793
2580 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2581 (struct assert_locus_d): New member EXPR.
2582 (register_new_assert_for): Add EXPR parameter to support
2583 ASSERT_EXPR <name, expr OP limit>.
2584 (register_edge_assert_for_1): Adjust callers.
2585 (find_assert_locations): Likewise.
2586 (process_assert_insertions_for): Build condition from expression.
2587 (extract_range_from_assert): Handle ASSERT_EXPRs
2588 of the form ASSERT_EXPR <name, expr OP limit>.
2589 (register_edge_assert_for_2): New helper registering
2590 asserts for comparisons. Recognize range tests of the form
2591 (unsigned)i - CST1 OP CST2.
2592 (register_edge_assert_for_1): Use it.
2593 (register_edge_assert_for): Likewise.
2594 (needs_overflow_infinity): Integer sub-types
2595 do not need overflow infinities.
2596 (vrp_val_is_max): The extreme values of integer sub-types
2597 are those of the base type.
2598 (vrp_val_is_min): Likewise.
2599 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2602 2008-03-28 Nick Clifton <nickc@redhat.com>
2605 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2606 Return GENERAL_REGS for stack adjustment reloads.
2608 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2611 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2612 const_vector when all the vectors are constant.
2614 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2616 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2618 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2619 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2621 (s<code>_sf): Use new scc_sf attribute for opcode names.
2623 2008-03-27 Tom Tromey <tromey@redhat.com>
2625 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2626 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2627 config/spu/t-spu-elf, config/i386/t-interix,
2628 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2629 config/i386/x-darwin, config/i386/x-mingw32,
2630 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2631 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2632 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2633 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2634 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2635 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2636 config/score/t-score-elf, config/arm/t-strongarm-pe,
2637 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2638 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2639 Revert automatic dependency patch.
2641 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2644 * config/i386/i386.c (ix86_function_arg_boundary): Align
2645 decimal floating point to its natural boundary.
2647 2008-03-27 Richard Guenther <rguenther@suse.de>
2650 * fold-const.c (fold_comparison): Restrict distinct decl
2651 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2652 solely rely on operand_equal_p.
2654 2008-03-27 Richard Guenther <rguenther@suse.de>
2657 * c-common.c (handle_weak_attribute): Reject combination of
2660 2008-03-27 Richard Guenther <rguenther@suse.de>
2662 PR tree-optimization/32810
2663 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2664 conversions from DECL_INITIAL.
2665 (fold_const_aggregate_ref): Likewise from constructor elements.
2667 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2669 * tree-affine.h (aff_combination_expand): Declare.
2670 (get_inner_reference_aff): Likewise.
2671 * tree-affine.c (aff_combination_expand): Split out from
2672 tree_to_aff_combination_expand.
2673 (get_inner_reference_aff): New function.
2674 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2675 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2676 (struct lim_aux_data): sm_done field removed.
2677 (mem_ref_loc_p, mem_ref_locs_p): New types.
2678 (struct mem_ref): Added id, stored, accesses_in_loop,
2679 indep_loop, dep_loop, indep_ref, dep_ref fields.
2680 Removed is_stored, locs and next fields.
2681 (memory_accesses): New variable.
2682 (movement_possibility): Do not allow moving statements
2683 that store to memory.
2684 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2686 (determine_max_movement): For statements with memory references,
2687 find the outermost loop in that the reference is independent.
2688 (move_computations_stmt): Mark the virtual operands for renaming.
2689 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2690 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2691 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2692 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2693 create_vop_ref_mapping, analyze_memory_references,
2694 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2695 get_all_locs_in_loop, ref_always_accessed_p,
2696 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2697 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2698 store_motion_loop, store_motion): New functions.
2699 (struct vop_to_refs_elt): New type.
2700 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2701 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2702 (schedule_sm): Replaced by...
2703 (execute_sm): ... this.
2704 (determine_lsm_ref, hoist_memory_references,
2705 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2706 find_more_ref_vops, free_mem_ref, free_mem_refs,
2707 determine_lsm_loop, determine_lsm): Removed.
2708 (tree_ssa_lim_finalize): Free data structures used by store motion.
2709 (tree_ssa_lim): Call analyze_memory_references. Use
2710 store_motion instead of determine_lsm.
2712 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2714 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2715 rename tmake_file to m68hc11/t-m68hc11.
2716 (mcore): Set inhibit_libc to true.
2717 * config.host (alpha*-dec-*vms*): Set extra_programs.
2718 (interix3*): Don't use host_xmake_file.
2719 * configure.ac: Let config.gcc override inhibit_libc.
2720 * configure: Regenerate.
2722 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2723 * config/t-openbsd-thread: Remove commented out lines.
2725 * config/x-interix: Remove.
2727 * config/m68hc11/t-m68hc11-gas: Rename to...
2728 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2730 * config/mcore/t-mcore: Remove T_CFLAGS.
2731 * config/mcore/t-mcore-pe: Likewise.
2733 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2735 * configure.ac: Replace custom __GNU_SOURCE test with
2736 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2737 * aclocal.m4: Regenerate.
2738 * configure: Regenerate.
2739 * config.in: Regenerate.
2741 2008-03-27 Richard Guenther <rguenther@suse.de>
2743 * fold-const.c (target.h): Include.
2744 (fold_comparison): Fold comparison of addresses of decls
2745 that bind locally or of constants. Consolidate address folding code.
2746 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2747 results from fold_binary_to_constant.
2748 (compare_values_warnv): Likewise.
2750 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2753 * fold-const.c (fold_truthop): Check for integeral types when folding
2754 a == 0 && b == 0 and a != 0 || b != 0 .
2756 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2758 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2760 2008-03-26 Andreas Schwab <schwab@suse.de>
2762 * doc/invoke.texi: Fix use of @item vs. @itemx.
2764 2008-03-26 Tom Tromey <tromey@redhat.com>
2766 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2767 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2768 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2769 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2770 build/genconstants.o, build/genemit.o, build/genextract.o,
2771 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2772 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2775 2008-03-26 Richard Guenther <rguenther@suse.de>
2778 2008-03-26 Richard Guenther <rguenther@suse.de>
2780 * fold-const.c (target.h): Include.
2781 (fold_comparison): Fold comparison of addresses of two decls
2782 that bind locally. Consolidate address folding code.
2784 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2786 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2787 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2788 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2789 dconstsqrt2, dconstthird, dconste and/or dconst10.
2790 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2791 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2792 dconstsqrt2, dconste): Delete.
2793 (init_emit_once): Likewise. Simplify initializing dconstm1.
2795 * real.c (get_real_const): New.
2796 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2797 dconstsqrt2, dconste): Delete.
2798 (real_value_const, get_real_const): New.
2800 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2802 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2804 * config/i386/i386.c (ix86_function_arg_boundary): Check
2805 BIGGEST_ALIGNMENT instead of 128.
2806 (setup_incoming_varargs_64): Likewise.
2808 2008-03-26 Tom Tromey <tromey@redhat.com>
2810 * Makefile.in (DEPFILES): Add missing '/'.
2812 2008-03-26 Richard Guenther <rguenther@suse.de>
2814 * fold-const.c (target.h): Include.
2815 (fold_comparison): Fold comparison of addresses of two decls
2816 that bind locally. Consolidate address folding code.
2818 2008-03-26 Nick Clifton <nickc@redhat.com>
2821 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2822 not allow INT+INT as a legitimate addressing mode.
2824 2008-03-26 Richard Guenther <rguenther@suse.de>
2826 * tree-flow.h (widen_bitfield): Remove declaration.
2827 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2828 (widen_bitfield): Remove function.
2829 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2832 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2835 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2838 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2840 PR rtl-optimization/35232
2841 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2842 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2843 reg_reloaded_call_part_clobbered here.
2844 (reload_regs_reach_end_p): New function.
2845 (reload_reg_rtx_for_input): New variable.
2846 (reload_reg_rtx_for_output): Likewise.
2847 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2848 when reassigning a pseudo register. Load reloadreg from
2849 reload_reg_rtx_for_input, moving the mode and register
2851 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2852 instead of the original when deciding whether an input reload
2853 would be a no-op or whether an output reload can be deleted.
2854 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2855 when setting up new_spill_reg_store. Load it from
2856 reload_reg_rtx_for_output, moving the mode and register
2858 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2859 instead of the original when deciding whether an output reload
2860 would be a no-op. Do the same when modifying insn notes.
2861 Use rtx_equal_p instead of == to compare the registers.
2862 (inherit_piecemeal_p): Take a mode and two register numbers
2864 (emit_reload_insns): Clear new_spill_reg_store for every hard
2865 register in the reload register. Remove spill registers
2866 from reg_reloaded_valid before considering whether to record
2867 inheritance information for them. Use reload_reg_rtx_for_output
2868 instead of reg_rtx when recording output reloads. Use
2869 reload_reg_rtx_for_input instead of reg_rtx when recording
2870 input reloads. Set or clear reg_reloaded_call_part_clobbered
2871 at the same time as setting reg_reloaded_valid.
2872 (delete_output_reload): Add a new_reload_reg parameter and use it
2873 instead of rld[j].reg_rtx.
2874 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2877 2008-03-25 Tom Tromey <tromey@redhat.com>
2879 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2880 (build/genattr.o): Likewise.
2881 (build/genattrtab.o): Likewise.
2882 (build/gencodes.o): Likewise.
2883 (build/genconfig.o): Likewise.
2884 (build/genconstants.o): Likewise.
2885 (build/genemit.o): Likewise.
2886 (build/genextract.o): Likewise.
2887 (build/genflags.o): Likewise.
2889 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2891 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2892 instead of size_int for integer types.
2893 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2894 to match type of MINUS_EXPR.
2896 2008-03-25 Tom Tromey <tromey@redhat.com>
2898 * configure: Rebuilt.
2899 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2902 2008-03-25 Tom Tromey <tromey@redhat.com>
2904 * config/x-solaris (host-solaris.o): Update.
2905 * config/x-linux (host-linux.o): Update.
2906 * config/x-hpux (host-hpux.o): Update.
2907 * config/x-darwin (host-darwin.o): Update.
2908 * config/v850/t-v850e (v850-c.o): Update.
2909 * config/v850/t-v850 (v850-c.o): Update.
2910 * config/t-vxworks (vxworks.o): Update.
2911 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2912 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2913 * config/spu/t-spu-elf (spu-c.o): Update.
2915 * config/sh/t-symbian (sh-c.o): Update.
2916 (symbian.o): Update.
2917 * config/sh/t-sh (sh-c.o): Update.
2918 * config/score/t-score-elf (score7.o, score3.o): Update.
2919 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2920 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2921 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2922 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2924 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2925 * config/m32c/t-m32c (m32c-pragma.o): Update.
2926 * config/ia64/t-ia64 (ia64-c.o): Update.
2927 * config/i386/x-mingw32 (host-mingw32.o): Update.
2928 * config/i386/x-i386 (driver-i386.o): Update.
2929 * config/i386/x-darwin (host-i386-darwin.o): Update.
2930 * config/i386/x-cygwin (host-cygwin.o): Update.
2931 * config/i386/t-nwld (nwld.o): Update.
2932 * config/i386/t-netware (netware.o): Update.
2933 * config/i386/t-interix (winnt.o): Update.
2934 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2935 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2936 msformat-c.o): Update.
2937 * config/bfin/t-bfin-linux (generated_files): Add
2938 linux-sysroot-suffix.h.
2939 * config/arm/t-wince-pe (pe.o): Update.
2940 * config/arm/t-strongarm-pe (pe.o): Update.
2941 * config/arm/t-pe (pe.o): Update.
2942 * config/arm/t-arm (arm-c.o): Update.
2943 * doc/install.texi (Prerequisites): Require make 3.80.
2944 * Makefile.in: Remove .o targets.
2945 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2946 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2947 (simple_generated_h, simple_generated_c): Move earlier.
2948 (generated_files): New variable.
2949 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2950 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2951 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2952 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2953 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2954 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2955 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2956 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2957 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2958 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2959 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2960 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2962 (COMPILE.base, COMPILE): New variables.
2963 (%.o): New pattern rule.
2964 (ALL_HOST_OBJS): New variable.
2965 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2966 (dummy-checksum.o, cc1-checksum.o): Remove.
2967 (DRIVER_SHLIB): New variable.
2968 (DRIVER_DEFINES): Use it.
2969 (gencondmd.c): Move out of build/.
2970 (s-conditions): Update.
2971 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2972 (ALL_BUILD_OBJS): Likewise.
2973 (build/%.o): Use BUILDCOMPILE.
2974 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2975 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2976 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2977 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2978 build/genconfig.o, build/genconstants.o, build/genemit.o,
2979 build/genextract.o, build/genflags.o, build/genmddeps.o,
2980 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2981 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2982 build/gen-protos.o, build/scan.o, build/fix-header.o,
2983 build/scan-decls.o): Simplify.
2984 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2985 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2986 prefix.o, toplev.o): Reduce to variable setting.
2987 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2988 ($(out_object_file), gcc-options.o): New targets.
2989 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2990 * configure: Rebuilt.
2991 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2992 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2994 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2996 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2997 complain when we hit an error, return ERROR_MARK_NODE.
2999 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3001 * config/sh/constraints.md (Pso, Psz): New constraints.
3002 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3003 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3005 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3007 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3008 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3010 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3012 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3013 (prefetch_sh2a): New.
3015 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3016 Naveen.H.S <naveen.hs@kpitcummins.com>
3018 * config/sh/constraints.md (I28): New constraint.
3019 * config/sh/sh.c (broken_move): Add support for movi20s.
3020 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3022 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3023 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3024 Naveen.H.S <naveen.hs@kpitcummins.com>
3026 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3027 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3028 (print_operand): Handle resbank in %@ operand code.
3029 (sh_encode_section_info): New.
3030 (push_regs): Add conditions for resbank.
3031 (sh_expand_epilogue): Likewise.
3032 (sh_insert_attributes): Likewise.
3033 (sh_attribute_table): Likewise.
3034 (sh_handle_resbank_handler_attribute): New.
3035 (sh2a_handle_function_vector_handler_attribute): New.
3036 (sh2a_is_function_vector_call): New.
3037 (sh2a_get_function_vector_number): New.
3038 (sh2a_function_vector_p): New.
3039 (sh_cfun_resbank_handler_p): New.
3040 * config/sh/sh.md (calli): Emit jsr/n if possible.
3041 (calli_tbr_rel): New.
3042 (calli_pcrel): Emit jsr/n if possible.
3043 (return_i): Emit rts/n if possible.
3044 (call_valuei_tbr_rel): New.
3045 (call_valuei_pcrel): Add condition for SH2A target.
3046 (call_value): Likewise.
3047 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3048 (sh2a_get_function_vector_number): Likewise.
3049 (sh2a_is_function_vector_call): Likewise.
3050 * doc/extend.texi: Document TBR relative addressing of SH2A.
3051 (resbank): Add description for SH2A.
3053 2008-03-24 Richard Guenther <rguenther@suse.de>
3056 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3057 pointer assignments change conversions according to middle-end rules.
3058 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3059 * configure.ac: Include type checking in yes.
3060 * configure: Regenerate.
3062 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3064 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3065 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3067 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3069 * gthr-vxworks.h (UNUSED): Define.
3071 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3073 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3075 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3077 * doc/extend.texi (Function Attributes): Add missing comma in the
3078 example of the "alloc_size" attribute.
3080 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3083 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3085 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3088 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3091 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3092 of the underlying type of a MS bitfield layout to the natural
3093 alignment of the type.
3095 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3097 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3098 to their natural alignment to avoid store forwarding stalls.
3100 2008-03-22 Richard Guenther <rguenther@suse.de>
3102 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3103 For PHI nodes verify the address is invariant.
3104 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3105 (get_symbol_constant_value): Use is_gimple_min_invariant.
3106 (maybe_fold_stmt_indirect): Likewise.
3108 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3110 PR rtl-optimization/33927
3111 * Makefile.in (dse.o): Depend on $(TM_P_H).
3112 * expr.h (extract_low_bits): Declare.
3113 * expmed.c (extract_low_bits): New function.
3114 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3115 * dse.c: Include tm_p.h.
3116 (find_shift_sequence): Remove the read_reg argument and return the
3117 read value. Emit the instructions instead of returning them.
3118 Iterate on new_mode rather than calculating it each time.
3119 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3120 source to NEW_MODE and extract_low_bits to convert the shifted
3122 (replace_read): Allow the load and store to have different mode
3123 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3124 or extraction instructions before trying the replacement. Update
3125 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3127 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3129 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3130 to their natural alignment to avoid store forwarding stalls.
3132 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3135 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3136 encouraging but not allowing gprs for input;
3137 change the input constraint to !f#r.
3138 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3140 change the output constraint to !f#r.
3142 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3146 corresponding post-reload splitters.
3147 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3148 when x87 FP math is selected.
3149 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3150 New function prototype.
3151 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3152 unreachable function to ease macroization of insn patterns.
3154 2008-03-21 Martin Jambor <mjambor@suse.cz>
3156 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3157 reference dumps if ddr is NULL or dependence is unknown.
3159 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3161 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3162 unsigned extension into account.
3163 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3164 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3165 Do computations on a scratch register.
3167 2008-03-21 Richard Guenther <rguenther@suse.de>
3169 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3170 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3171 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3172 * tree-ssa-dom.c (record_equality): Likewise.
3173 * tree-inline.c (copy_body_r): Likewise.
3174 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3177 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3179 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3180 as 'delete_unused' argument.
3182 2008-03-20 Richard Guenther <rguenther@suse.de>
3184 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3185 special casing of constant qualifiers.
3186 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3187 care about them in general.
3188 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3189 regardless of their type.
3190 (fold_stmt_r): Forcefully fold *& if we end up with that.
3192 2008-03-20 Paul Brook <paul@codesourcery.com>
3194 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3195 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3197 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3199 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3200 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3202 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3204 * common.opt (Wmudflap): New option.
3205 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3206 (mx_register_decls): Likewise.
3207 (mudflap_finish_file): Likewise.
3208 * doc/invoke.texi: Document -Wno-mudflap.
3210 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3212 * c-format.c (replace_format_name_to_system_name): New.
3214 (convert_format_name_to_system_name): New.
3215 (decode_format_attr): Add use of convert_format_name_to_system_name.
3216 (format_types_orig): Add gnu_ prefix to names.
3217 (check_format_info_main): Special treating of \0 escaped names for
3218 supporting multi-character format specifiers as I32, I64.
3219 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3220 (gnu_target_overrides_format_attributes): New.
3221 * c-format.h: Add structure target_ovr_attr to hold
3222 system specific formatter names.
3223 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3224 msformat-c.o file to c_target_objs and cxx_target_objs.
3225 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3226 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3227 (TARGET_N_FORMAT_TYPES): New.
3228 * config/i386/msformat-c.c: New.
3229 * config/i386/t-cygming: Add build rule for msformat-c.o.
3230 * doc/extend.texi: Add new format names gnu_* and ms_* and
3232 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3234 2008-03-20 Ira Rosen <irar@il.ibm.com>
3236 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3237 optimizations turned on under -O3.
3238 (ftree-vectorize): Add that the flag is turned on with -O3.
3240 2008-03-20 Ben Elliston <bje@au.ibm.com>
3242 * regmove.c (try_auto_increment): Fix spelling error in comment.
3243 * final.c (final_scan_insn): Likewise.
3245 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3248 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3249 allocator preferences for "y" and "r" class registers.
3250 ("*mov<mode>_internal"): Ditto.
3251 ("*movv2sf_internal_rex64"): Ditto.
3252 ("*movv2sf_internal"): Ditto.
3254 2008-03-19 Michael Matz <matz@suse.de>
3257 * calls.c (expand_call): Check overlap of arguments with call
3258 address for sibcalls.
3260 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3263 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3264 of the underlying type of a MS bitfield layout to the natural
3265 alignment of the type.
3267 2008-03-19 Jan Hubicka <jh@suse.cz>
3270 * toplev.c (decode_d_option): Handle all CPP flags.
3271 * tree-vrp.c: Update tree_pass descriptors.
3272 * regrename.c: Update tree_pass descriptors.
3273 * fwprop.c: Update tree_pass descriptors.
3274 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3275 * tree-into-ssa.c: Update tree_pass descriptors.
3276 * tree-dump.c: Update tree_pass descriptors.
3277 * tree-complex.c: Update tree_pass descriptors.
3278 * tree-dump.h: Update tree_pass descriptors.
3279 * see.c: Update tree_pass descriptors.
3280 * cgraphbuild.c: Update tree_pass descriptors.
3281 * tracer.c: Update tree_pass descriptors.
3282 * tree-loop-distribution.c: Update tree_pass descriptors.
3283 * cgraph.c: Update tree_pass descriptors.
3284 * postreload-gcse.c: Update tree_pass descriptors.
3285 * postreload.c: Update tree_pass descriptors.
3286 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3287 * tree-tailcall.c: Update tree_pass descriptors.
3288 * tree-pass.h (tree_opt_pass): Rename to ...
3289 (opt_pass) ... this one; add "type" field and remove letter field.
3290 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3291 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3292 all_lowering_passes): Update declaration.
3293 * ipa-cp.c: Update tree_pass descriptors.
3294 * final.c: Update tree_pass descriptors.
3295 * omp-low.c: Update tree_pass descriptors.
3296 * tree-ssa-dse.c: Update tree_pass descriptors.
3297 * ipa-reference.c: Update tree_pass descriptors.
3298 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3299 * auto-inc-dec.c: Update tree_pass descriptors.
3300 * reorg.c: Update tree_pass descriptors.
3301 * cgraphunit.c: Update tree_pass descriptors.
3302 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3303 * tree-ssa-ccp.c: Update tree_pass descriptors.
3304 * df-core.c: Update tree_pass descriptors.
3305 * mode-switching.c: Update tree_pass descriptors.
3306 * tree-nomudflap.c: Update tree_pass descriptors.
3307 * modulo-sched.c: Update tree_pass descriptors.
3308 * ipa-pure-const.c: Update tree_pass descriptors.
3309 * cse.c: Update tree_pass descriptors.
3310 * web.c: Update tree_pass descriptors.
3311 * tree-stdarg.c: Update tree_pass descriptors.
3312 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3313 * tree-ssa-dom.c: Update tree_pass descriptors.
3314 * tree-nrv.c: Update tree_pass descriptors.
3315 * tree-ssa-alias.c: Update tree_pass descriptors.
3316 * loop-init.c: Update tree_pass descriptors.
3317 * gimple-low.c: Update tree_pass descriptors.
3318 * ipa-inline.c: Update tree_pass descriptors.
3319 * tree-ssa-sink.c: Update tree_pass descriptors.
3320 * global.c: Update tree_pass descriptors.
3321 * ifcvt.c: Update tree_pass descriptors.
3322 * jump.c: Update tree_pass descriptors.
3323 * predict.c: Update tree_pass descriptors.
3324 * tree-ssa-loop.c: Update tree_pass descriptors.
3325 * recog.c: Update tree_pass descriptors.
3326 * dse.c: Update tree_pass descriptors.
3327 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3328 * tree-eh.c: Update tree_pass descriptors.
3329 * regmove.c: Update tree_pass descriptors.
3331 * function.c: Update tree_pass descriptors.
3332 * tree-vectorizer.c: Update tree_pass descriptors.
3333 * gcse.c: Update tree_pass descriptors.
3334 * ipa-type-escape.c: Update tree_pass descriptors.
3335 * tree-if-conv.c: Update tree_pass descriptors.
3336 * init-regs.c: Update tree_pass descriptors.
3337 * ipa.c: Update tree_pass descriptors.
3338 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3339 * rtl-factoring.c: Update tree_pass descriptors.
3340 * lower-subreg.c: Update tree_pass descriptors.
3341 * bt-load.c: Update tree_pass descriptors.
3342 * tree-dfa.c: Update tree_pass descriptors.
3343 * except.c: Update tree_pass descriptors.
3344 * emit-rtl.c: Update tree_pass descriptors.
3345 * cfgexpand.c: Update tree_pass descriptors.
3346 * tree-cfgcleanup.c: Update tree_pass descriptors.
3347 * cfgcleanup.c: Update tree_pass descriptors.
3348 * tree-ssa-pre.c: Update tree_pass descriptors.
3349 * tree-sra.c: Update tree_pass descriptors.
3350 * tree-mudflap.c: Update tree_pass descriptors.
3351 * tree-ssa-copy.c: Update tree_pass descriptors.
3352 * cfglayout.c: Update tree_pass descriptors.
3353 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3354 * tree-ssa-dce.c: Update tree_pass descriptors.
3355 * tree-ssa.c: Update tree_pass descriptors.
3356 * regclass.c: Update tree_pass descriptors.
3357 * integrate.c: Update tree_pass descriptors.
3358 * tree-optimize.c: Update tree_pass descriptors.
3359 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3360 * tree-object-size.c: Update tree_pass descriptors.
3361 * combine.c: Update tree_pass descriptors.
3362 * tree-outof-ssa.c: Update tree_pass descriptors.
3363 * bb-reorder.c: Update tree_pass descriptors.
3364 * stack-ptr-mod.c: Update tree_pass descriptors.
3365 * var-tracking.c: Update tree_pass descriptors.
3366 * tree-profile.c: Update tree_pass descriptors.
3367 * tree-vect-generic.c: Update tree_pass descriptors.
3368 * reg-stack.c: Update tree_pass descriptors.
3369 * sched-rgn.c: Update tree_pass descriptors.
3370 * tree-ssa-structalias.c: Update tree_pass descriptors.
3371 * tree-cfg.c: Update tree_pass descriptors.
3372 * passes.c (current_pass): Update declaration.
3373 (finish_optimization_passes): Update.
3374 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3375 (register_one_dump_file, register_dump_files_1, next_pass_1):
3377 (init_optimization_passes): Update handling of new types.
3378 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3379 * ipa-struct-reorg.c: Update tree_pass descriptors.
3380 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3381 * combine-stack-adj.c: Update tree_pass descriptors.
3382 * cfgrtl.c: Update tree_pass descriptors.
3383 * dce.c: Update tree_pass descriptors.
3384 * tree-ssanames.c: Update tree_pass descriptors.
3386 2008-03-19 Richard Guenther <rguenther@suse.de>
3389 * tree-ssa.c (walk_data): New structure.
3390 (warn_uninitialized_var): If not always_executed warn with "maybe"
3392 (execute_early_warn_uninitialized): Compute post-dominators.
3393 Initialize always_executed before processing each basic block.
3395 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3398 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3399 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3401 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3403 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3405 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3407 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3409 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3410 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3411 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3412 target after ignore has been set, and move there also the commputation
3413 of subtarget and original_target.
3414 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3415 (LANG_HOOKS_INITIALIZER): Remove it.
3416 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3418 2008-03-18 Richard Guenther <rguenther@suse.de>
3420 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3421 found an expression with constants, note that in the VN for the lhs.
3422 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3423 fold them to constants if possible. Run cleanup_cfg if done so.
3424 (execute_pre): Return todo.
3426 (execute_fre): Likewise.
3427 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3429 (get_prop_source_stmt): Look through pointer conversions.
3431 2008-03-18 Jan Hubicka <jh@suse.cz>
3433 * tree-pretty-print.c: Include predict.h.
3434 (dump_generic_node): Dump predictor.
3435 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3436 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3437 * gimple-low.c (lower_stmt): Likewise.
3438 * expr.c (expand_expr_real): Likewise.
3439 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3441 (build_predict_expr, build_predict_expr): New.
3442 * predict.h (predictor_name, build_predict_expr): Update.
3443 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3444 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3445 * predict.def (PRED_CONTINUE): Update hitrate.
3446 * tree.def (PREDICT_EXPR): Define.
3447 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3448 do not handle BIND_EXPR.
3449 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3450 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3451 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3454 2008-03-18 Michael Matz <matz@suse.de>
3456 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3458 2008-03-18 Richard Guenther <rguenther@suse.de>
3460 * tree-gimple.h (is_gimple_invariant_address): Declare.
3461 (is_gimple_constant): Likewise.
3462 * tree-gimple.c (is_gimple_constant): New function.
3463 (is_gimple_invariant_address): Likewise.
3464 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3465 and is_gimple_invariant_address.
3466 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3468 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3469 an addressable base.
3471 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3474 * gimplify.c (gimplify_expr): Gimplify second operand of
3477 2008-03-17 Richard Guenther <rguenther@suse.de>
3479 PR tree-optimization/19637
3480 * fold-const.c (fold_unary): Remove restrictions of removing
3481 intermediate pointer-conversions (P2)(P1)P0.
3482 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3483 conversion to void pointer.
3484 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3486 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3489 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3490 emulated thread local variables.
3492 2008-03-16 Richard Guenther <rguenther@suse.de>
3495 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3496 expand TREE_INVARIANT operations that are not gimple invariant.
3498 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3500 * doc/extend.texi (Alignment): Say that the ABI controls
3501 the __alignof__ for non-strict-alignment targets rather
3502 than being a recommendation.
3504 2008-03-15 Paul Brook <paul@codesourcery.com>
3506 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3508 (arm_output_fn_unwind): Mark functions that can not be unwound.
3510 2008-03-15 Paul Brook <paul@codesourcery.com>
3512 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3513 extension instructions.
3515 2008-03-15 Richard Guenther <rguenther@suse.de>
3517 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3518 and fold constant aggregate refs.
3519 (fold_const_aggregate_ref): Handle string constants
3520 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3521 (evaluate_stmt): Simplify now that ccp_fold folds constant
3524 2008-03-15 Paul Brook <paul@codesourcery.com>
3526 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3527 (extzv): Use gen_extzv_t2.
3528 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3530 2008-03-15 Richard Guenther <rguenther@suse.de>
3532 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3533 (fold_const_aggregate_ref): Likewise.
3534 (get_value): Return NULL if we don't have any values.
3535 (ccp_finalize): Set const_val to NULL after freeing it.
3536 * tree-flow.h (get_symbol_constant_value): Declare.
3537 (fold_const_aggregate_ref): Likewise.
3538 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3540 2008-03-15 Richard Guenther <rguenther@suse.de>
3543 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3544 to not produce negative array indices if not allowed. Add
3545 parameter to indicate that.
3546 (maybe_fold_offset_to_component_ref): Allow negative array
3547 indices only for the first member of a structure.
3548 (maybe_fold_offset_to_reference): Allow negative array indices.
3549 (maybe_fold_stmt_addition): Likewise.
3551 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3552 Anatoly Sokolov <aesok@post.ru>
3554 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3555 (avr_arch): Add ARCH_AVR6.
3556 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3557 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3558 instead of fixed value 2.
3559 (print_operand_address): Use gs() asm specifier instead of pm().
3560 (avr_assemble_integer): (Ditto.).
3561 (avr_output_addr_vec_elt): (Ditto.).
3562 (print_operand): Handle "!" code.
3563 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3564 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3565 (AVR_HAVE_EIJMP_EICALL): Define.
3566 (AVR_3_BYTE_PC): Redefine.
3567 (AVR_2_BYTE_PC): (Ditto.).
3568 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3569 (LINK_SPEC): Add atmega2560 and atmega2561.
3570 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3572 * config/avr/avr.md (call_insn): Use eicall instead of icall
3573 for 3 byte PC devices.
3574 (call_value_insn): (Ditto.).
3575 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3576 (indirect_jump): Use only for for 2 byte PC devices.
3577 (*tablejump): (Ditto.).
3578 (*indirect_jump_avr6): Add insn.
3579 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3580 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3581 instead of ijmp for 3 byte PC devices.
3582 (__tablejump2__): (Ditto.).
3583 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3584 (MULITLIB_DIRNAMES): (Ditto.).
3585 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3587 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3589 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3590 "sse2_umulsidi3". Use V1DI mode for operand 0.
3591 ("mmx_psadbw"): Use V1DI mode for operand 0.
3592 * config/i386/i386-modes.def (V1SI): New vector mode.
3593 * config/i386/i386.c (struct builtin_description)
3594 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3595 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3596 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3597 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3598 v1di_ftype_v8qi_v8qi type.
3599 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3601 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3602 __builtin_ia32_pmuludq]: Fix the mode of return value.
3604 2008-03-15 Richard Guenther <rguenther@suse.de>
3607 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3610 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3612 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3613 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3614 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3615 unless TARGET_SERIALIZE_VOLATILE is enabled.
3616 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3617 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3618 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3620 2008-03-14 Richard Guenther <rguenther@suse.de>
3622 PR tree-optimization/34172
3623 * tree-flow.h (refs_may_alias_p): Declare.
3624 (get_single_def_stmt): Likewise.
3625 (get_single_def_stmt_from_phi): Likewise.
3626 (get_single_def_stmt_with_phi): Likewise.
3627 * tree-dfa.c (refs_may_alias_p): New function.
3628 (get_single_def_stmt): Likewise.
3629 (get_single_def_stmt_from_phi): Likewise.
3630 (get_single_def_stmt_with_phi): Likewise.
3631 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3632 (vn_reference_lookup_1): New helper function.
3633 (vn_reference_lookup): Walk the virtual use-def chain to
3634 continue searching for a match if the def does not alias the
3635 reference we are looking for.
3637 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3639 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3640 archive and Perzl. Update The Written Word listing.
3642 2008-03-14 Richard Guenther <rguenther@suse.de>
3644 PR tree-optimization/34043
3645 PR tree-optimization/33989
3646 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3648 (bitmap_find_leader): Use extra argument to verify dominance
3649 relationship inside a basic-block.
3650 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3651 (find_leader_in_sets): Adjust.
3652 (create_component_ref_by_pieces): Take extra argument for
3653 dominance check, handle lookup failures.
3654 (find_or_generate_expression): Likewise.
3655 (create_expression_by_pieces): Likewise.
3656 (insert_into_preds_of_block): Adjust.
3657 (create_value_expr_from): If asked for, verify all operands
3658 are in the blocks AVAIL_OUT set.
3659 (make_values_for_stmt): Check for SSA_NAMEs that are life
3660 over an abnormal edge.
3661 (compute_avail): Remove such check.
3662 (do_SCCVN_insertion): New function.
3663 (eliminate): If we do not find a leader suitable for replacement
3664 insert a replacement expression from SCCVN if available.
3665 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3666 (struct vn_ssa_aux): Add needs_insertion flag.
3667 * tree-ssa-sccvn.c (may_insert): New global flag.
3668 (copy_reference_ops_from_ref): Value-number union member access
3669 based on its size, not type and member if insertion is allowed.
3670 (visit_reference_op_load): For a weak match from union type
3671 punning lookup a view-converted value and insert a SSA_NAME
3672 for that value if that is not found.
3673 (visit_use): Make dumps shorter. Do not disallow value numbering
3674 SSA_NAMEs that are life over an abnormal edge to constants.
3675 (free_scc_vn): Release inserted SSA_NAMEs.
3676 (run_scc_vn): New flag to specify whether insertion is allowed.
3677 Process SSA_NAMEs in forward order.
3678 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3679 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3680 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3681 pointer type to/from integral types that do not change the
3682 precision to regular conversions.
3684 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3686 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3687 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3688 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3689 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3690 input arguments and the mode of return value. Built-in functions
3691 that operate on whole 64-bit MMX register now use V1DI mode.
3693 2008-03-13 Alon Dayan <alond@il.ibm.com>
3694 Olga Golovanevsky <olga@il.ibm.com>
3696 PR tree-optimization/35041
3697 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3698 to locate the right position in a statement.
3700 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3704 * config/i386/xmmintrin.h: Change all static inline functions to
3705 extern inline and add __gnu_inline__ attribute.
3706 * config/i386/bmintrin.h: Ditto.
3707 * config/i386/smmintrin.h: Ditto.
3708 * config/i386/tmmintrin.h: Ditto.
3709 * config/i386/mmintrin-common.h: Ditto.
3710 * config/i386/ammintrin.h: Ditto.
3711 * config/i386/emmintrin.h: Ditto.
3712 * config/i386/pmmintrin.h: Ditto.
3713 * config/i386/mmintrin.h: Ditto.
3714 * config/i386/mm3dnow.h: Ditto.
3716 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3719 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3720 (lower_omp_2): New function.
3721 (lower_omp_1, lower_omp): Rewritten.
3723 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3726 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3727 with the phrase "Microsoft Windows compilers".
3728 (Push/Pop Macro Pragmas): New subsection. Document
3729 #pragma push_macro and pragma pop_macro.
3731 2008-03-12 Paul Brook <paul@codesourcery.com>
3733 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3735 2008-03-12 Paul Brook <paul@codesourcery.com>
3737 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3738 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3739 (thumb2_addsi_shortim): Rename ...
3740 (thumb2_addsi_short): ... to this. Allow register operands.
3741 (thumb2_subsi_short): New pattern.
3742 (thumb2_one_cmplsi2_short,
3743 thumb2_negsi2_short): New patterns and peepholes.
3745 2008-03-12 Paul Brook <paul@codesourcery.com>
3747 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3749 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3751 * config/i386/i386.md (int_cond): New code iterator.
3753 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3754 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3755 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3756 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3757 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3758 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3759 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3760 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3762 2008-03-12 Paul Brook <paul@codesourcery.com>
3764 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3765 instead of {arm,thumb}_compute_save_reg_mask.
3766 (output_return_instruction): Ditto.
3767 (thumb_unexpanded_epilogue): Ditto.
3768 (thumb1_expand_prologue): Ditto.
3769 (thumb1_output_function_prologue): Ditto.
3770 (arm_set_return_address): Ditto.
3771 (thumb_set_return_address): Ditto.
3772 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3773 regs to achieve stack alignment.
3774 (thumb1_compute_save_reg_mask): Fix compiler warning.
3775 (arm_output_epilogue): Use offsets->saved_regs_mask.
3776 Adjust stack pointer by poping call clobered registers.
3777 (arm_expand_prologue): Use offsets->saved_regs_mask.
3778 Adjust stack pointer by pushing extra registers.
3779 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3781 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3784 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3785 conversion to the operands of a multiplication.
3787 2008-03-12 Richard Guenther <rguenther@suse.de>
3789 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3790 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3791 * timevar.def (TV_TREE_PHIPROP): Add.
3792 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3793 pass description. Use TV_TREE_PHIPROP.
3794 * tree-ssa-forwprop.c: Remove phiprop code.
3796 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3799 * omp-low.c (maybe_lookup_decl): Constify first argument.
3800 (use_pointer_for_field): Change last argument from bool to
3801 omp_context *. Disallow shared copy-in/out in nested
3802 parallel if decl is shared in outer parallel too.
3803 (build_outer_var_ref, scan_sharing_clauses,
3804 lower_rec_input_clauses, lower_copyprivate_clauses,
3805 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3807 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3808 Ira Rosen <irar@il.ibm.com>
3810 * tree-vectorizer.c (free_stmt_vec_info): New function.
3811 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3812 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3813 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3814 * tree-vect-transform.c (vectorizable_conversion): Free
3815 vec_oprnds0 if it was allocated.
3816 (vect_permute_store_chain): Remove unused VECs.
3817 (vectorizable_store): Free VECs that are allocated in the..
3819 (vect_transform_strided_load, vectorizable_load): Likewise.
3820 (vect_remove_stores): Simplify the code.
3821 (vect_transform_loop): Move code to vect_remove_stores().
3822 Call vect_remove_stores() and free_stmt_vec_info().
3824 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3826 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3827 TARGET_HPUX. Revise comment.
3828 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3829 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3830 Use sr4 variant of `be' instruction when not generating PIC code.
3831 (attr_length_call): Adjust for above change.
3833 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3835 * ipa-reference.c (static_execute): Remove module_statics_const and
3836 associated setting code.
3838 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3841 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3842 predicate for operand 1.
3843 (paritysi2_cmp): Use register_operand predicate for operand 2.
3844 Use earlyclobber modifier for operand 1. Remove support for
3846 (paritydi2_cmp): Use register_operand predicate for operand 3.
3847 Use earlyclobber modifier for operand 1. Remove support for
3850 2008-03-11 Paul Brook <paul@codesourcery.com>
3851 Vladimir Prus <vladimir@codesourcery.com>
3853 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3854 (arm_compute_save_reg0_reg12_mask): Always
3855 check if register 11 must be saved. Always safe hard frame pointer
3856 when frame_pointer_needeed.
3857 (arm_compute_save_reg_mask): Save IP and PC
3858 only with apcs frames.
3859 (arm_output_epilogue): Adjust Thumb2 codepath to
3860 be also invoked and work for ARM non-apcs frames.
3861 (arm_expand_prologue): Don't bother saving IP
3862 for non-apcs frame, since it's not clobbered by
3863 prologue code. Implement non-apcs frame
3866 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3868 PR rtl-optimization/35281
3869 * expr.c (convert_move): Use a new pseudo for the intermediate
3870 from_mode->word_mode result.
3872 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3874 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3875 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3876 * toplev.c (compile_file): Don't call it.
3878 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3881 * expr.c (store_expr): Call emit_block_move if the mode
3882 of "temp" RTX is BLKmode.
3884 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3885 Richard Guenther <rguenther@suse.de>
3887 PR tree-optimization/31358
3888 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3889 the step with a NULL_TREE.
3890 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3891 to sizetype if type is a pointer type.
3892 (add_candidate_1): Don't convert the base and step to
3893 the generic type if the orginal type is a pointer type.
3894 (add_iv_value_candidates): Use sizetype for the step
3895 if type is a pointer type.
3896 (cand_value_at): Likewise.
3897 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3899 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3900 Don't convert the tem affine to the type.
3901 (add_elt_to_tree): Use sizetype for the step if a pointer.
3902 Use POINTER_PLUS_EXPR for pointers.
3903 (aff_combination_to_tree): Use sizetype for the step if a
3906 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3908 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3909 Remove commutativity hint.
3911 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3915 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3916 errorneous type. Check that v is a VAR_DECL.
3919 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3921 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3923 PR tree-optimization/35494
3924 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3925 may be overriden at link and run time.
3927 2008-03-10 Richard Guenther <rguenther@suse.de>
3929 PR tree-optimization/34677
3930 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3931 (poolify_tree): Likewise.
3932 (modify_expr_template): Likewise.
3933 (poolify_modify_stmt): Likewise.
3934 (insert_fake_stores): Handle all component-ref style stores
3935 in addition to INDIRECT_REF. Also handle complex types.
3936 Do not poolify the inserted load.
3937 (realify_fake_stores): Do not rebuild the tree but only
3938 make it a SSA_NAME copy.
3939 (init_pre): Remove initialzation of modify_expr_template.
3940 Do not allocate modify_expr_node_pool.
3941 (fini_pre): Do not free modify_expr_node_pool.
3943 2008-03-10 Paul Brook <paul@codesourcery.com>
3945 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3948 2008-03-10 Paul Brook <paul@codesourcery.com>
3949 Mark Shinwell <shinwell@codesourcery.com>
3951 * config/arm/cortex-r4.md: New.
3952 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3954 * config/arm/arm.md: Include cortex-r4.md.
3955 (insn): Add smmls, sdiv and udiv values.
3956 (generic_sched): Don't use generic scheduling for Cortex-R4.
3957 (arm_issue_rate): New function.
3958 (TARGET_SCHED_ISSUE_RATE): Define.
3960 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3962 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3964 2008-03-10 Richard Guenther <rguenther@suse.de>
3966 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3967 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3969 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3971 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3972 Set default to true.
3974 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3976 * c.opt (Wsynth): Deprecate.
3977 * doc/invoke.texi (Option Summary, Warning Options): Document
3978 -Wno-format-contains-nul.
3980 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3983 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3984 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3986 2008-03-09 Ira Rosen <irar@il.ibm.com>
3988 * config/rs6000/rs6000.c (builtin_description): Rename vector
3989 left shift operations.
3990 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3991 (altivec_vsl<VI_char>): Rename to ...
3992 (ashl<mode>3): ... new name.
3993 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3995 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3997 2008-03-08 Richard Guenther <rguenther@suse.de>
3999 * coverage.h (tree_coverage_counter_addr): Declare.
4000 * coverage.c (tree_coverage_counter_addr): New function.
4001 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4003 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4004 (tree_gen_one_value_profiler): Likewise.
4005 (tree_gen_ic_profiler): Likewise.
4006 (tree_gen_average_profiler): Likewise.
4007 (tree_gen_ior_profiler): Likewise.
4009 2008-03-08 Richard Guenther <rguenther@suse.de>
4011 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4012 (vn_binary_op_insert): Likewise.
4013 (vn_unary_op_lookup): Likewise.
4014 (vn_unary_op_insert): Likewise.
4015 (vn_nary_op_lookup): Declare.
4016 (vn_nary_op_insert): Likewise.
4017 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4018 and binary hashes, use a single obstack for unary_op_pool
4020 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4021 a single struct vn_nary_op_s. Store tree code length and
4022 a variable number of operands.
4023 (struct vn_reference_op_struct): Remove unused op2.
4024 (vn_reference_op_eq): Do not compare op2.
4025 (vn_reference_op_compute_hash): Do not compute hash of op2.
4026 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4027 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4028 with vn_nary_op_compute_hash.
4029 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4030 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4032 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4034 (visit_unary_op): Call nary functions.
4035 (visit_binary_op): Likewise.
4036 (process_scc): Adjust for struct vn_tables_s changes.
4037 (allocate_vn_table): Likewise.
4038 (free_vn_table): Likewise.
4039 * tree-vn.c (vn_add): Call nary functions.
4040 (vn_lookup): Likewise.
4042 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4045 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4046 wdst back after sync_compare_and_swapqhi_internal.
4048 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4051 * config/i386/i386-modes.def (V1DI): New vector mode.
4052 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4053 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4054 (MMXMODE248): Ditto.
4055 (MMXMODE): Add V1DI mode.
4056 (mmxvecsize): Change DI mode to V1DI mode.
4057 ("mov<mode>): Use MMXMODEI8 mode iterator.
4058 ("*mov<mode>_internal_rex64"): Ditto.
4059 ("*mov<mode>_internal"): Ditto.
4060 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4061 ("mmx_sub<mode>3"): Ditto.
4062 ("mmx_adddi3"): Remove insn pattern.
4063 ("mmx_subdi3"): Ditto.
4064 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4065 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4066 ("mmx_ashl<mode>3"): Ditto.
4067 ("mmx_lshrdi3"): Remove insn pattern.
4068 ("mmx_ashldi3"): Ditto.
4069 * config/i386/i386.c (classify_argument): Handle V1DImode.
4070 (function_arg_advance_32): Ditto.
4071 (function_arg_32): Ditto.
4072 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4073 mmx_addv1di3 insn pattern.
4074 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4075 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4076 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4077 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4078 Remove definitions of built-in functions.
4079 (V1DI_type_node): New node.
4080 (v1di_ftype_v1di_int): Ditto.
4081 (v1di_ftype_v1di_v1di): Ditto.
4082 (v2si_ftype_v2si_si): Ditto.
4083 (v4hi_ftype_v4hi_di): Remove node.
4084 (v2si_ftype_v2si_di): Ditto.
4085 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4086 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4087 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4088 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4089 Add new builtins using def_builtin_const.
4090 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4091 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4092 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4093 * config/i386/mmintrin.h (__v1di): New typedef.
4094 (_mm_add_si64): Cast arguments to __v1di type.
4095 (_mm_sub_si64): Ditto.
4096 (_mm_sll_pi16): Cast __count to __v4hi type.
4097 (_mm_sll_pi32): Cast __count to __v2si type.
4098 (_mm_sll_si64): Cast arguments to __v1di type.
4099 (_mm_srl_pi16): Cast __count to __v4hi type.
4100 (_mm_srl_pi32): Cast __count to __v2si type.
4101 (_mm_srl_si64): Cast arguments to __v1di type.
4102 (_mm_sra_pi16): Cast __count to __v4hi type.
4103 (_mm_sra_pi32): Cast __count to __v2si type.
4104 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4105 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4106 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4107 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4108 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4109 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4110 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4111 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4112 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4113 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4114 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4115 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4117 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4119 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4121 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4124 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4125 reg+const addressing for Altivec modes. Don't generate reg+reg
4126 addressing for TFmode or TDmode quantities.
4128 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4130 * c-common.c (vector_types_convertible_p): Call langhook
4131 instead of comptypes.
4133 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4136 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4137 integral and scalar float variables which have a
4140 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4142 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4143 dwarf_register_span hook when emitting unwind information for
4144 register-to-memory saves.
4145 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4146 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4148 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4150 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4151 for the same VAR_DECL.
4153 2008-03-06 Tom Tromey <tromey@redhat.com>
4156 * doc/standards.texi (Standards): Don't mention treelang.
4157 * doc/invoke.texi (Overall Options): Don't mention treelang.
4158 * doc/install.texi (Prerequisites): Don't mention bison or
4160 (Configuration): Don't mention treelang.
4161 (Building): Likewise.
4162 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4164 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4166 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4167 word-extractions out of a multi-word object.
4169 2008-03-06 Richard Guenther <rguenther@suse.de>
4171 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4172 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4173 result type and precision.
4174 * expr.c (get_inner_reference): Set unsignedp based on the result
4175 type of BIT_FIELD_REF.
4176 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4177 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4178 (try_instantiate_multiple_fields): Likewise. Use the correct type
4180 (sra_build_assignment): Likewise.
4181 (sra_build_elt_assignment): Likewise.
4182 (sra_explode_bitfield_assignment): Likewise.
4183 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4184 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4185 set BIT_FIELD_REF_UNSIGNED.
4186 (vectorizable_load): Likewise.
4188 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4190 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4193 2008-03-06 Richard Guenther <rguenther@suse.de>
4195 * alias.c (struct alias_set_entry): Move has_zero_child field
4196 to pack with alias_set.
4198 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4200 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4203 2008-03-05 Ian Lance Taylor <iant@google.com>
4205 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4207 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4209 * fwprop.c (update_df): Support width and offset parameters of
4211 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4212 global_conflicts): Change DF_REF_EXTRACT to either
4213 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4214 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4215 * df-scan.c (df_ref_record, df_defs_record,
4216 df_ref_create_structure, df_def_record_1, df_uses_record,
4217 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4218 df_bb_refs_collect, df_entry_block_defs_collect,
4219 df_exit_block_uses_collect): Support new width and offset fields.
4220 (ref_extract_pool): New storage pool.
4221 (df_free_ref): New function.
4222 (df_reg_chain_unlink, df_free_collection_rec,
4223 df_sort_and_compress_refs): Call df_free_ref.
4224 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4226 (df_ref_create_structure): Allocate df_ref_extract if offset and
4227 width fields are used.
4228 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4229 (df_uses_record): Get offset and width from ZERO_EXTRACT
4231 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4232 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4233 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4234 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4235 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4236 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4237 (df_ref_extract): New structure.
4238 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4239 (df_ref_create): Add width and offset parameters.
4241 2008-03-05 Richard Guenther <rguenther@suse.de>
4243 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4244 Use ranges_overlap_p.
4245 (offset_overlaps_with_access): Rename
4246 to ranges_overlap_p and move ...
4247 * tree-flow-inline.h (ranges_overlap_p): ... here.
4249 * tree.h (get_inner_reference, handled_component_p): Update
4252 * tree.h (record_component_aliases, get_alias_set,
4253 alias_sets_conflict_p, alias_sets_must_conflict_p,
4254 objects_must_conflict_p): Move declarations ...
4255 * alias.h (record_component_aliases, get_alias_set,
4256 alias_sets_conflict_p, alias_sets_must_conflict_p,
4257 objects_must_conflict_p): ... here.
4258 Include coretypes.h.
4259 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4261 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4263 * cfg.c: Include tree-flow.h.
4264 (remove_edge_raw): Call redirect_edge_var_map_clear.
4265 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4266 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4267 (redirect_edge_var_map_result): New.
4268 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4269 PENDING_STMT use with redirect_edge_var_map_*.
4270 * tree-ssa.c (edge_var_maps): New definition.
4271 (redirect_edge_var_map_add): New.
4272 (redirect_edge_var_map_clear): New.
4273 (redirect_edge_var_map_dup): New.
4274 (redirect_edge_var_map_vector): New.
4275 (redirect_edge_var_map_destroy): New.
4276 (ssa_redirect_edge): Replace PENDING_STMT use with
4277 redirect_edge_var_map_*.
4278 (flush_pending_stmts): Same.
4279 (delete_tree_ssa): Destroy edge var map.
4280 * tree-flow.h (struct _edge_var_map): New.
4281 Define edge_var_map vector type.
4282 Declare redirect_edge_var_map_* prototypes.
4283 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4284 * tree-cfg.c (reinstall_phi_args): Replace
4285 PENDING_STMT use with redirect_edge_var_map_*.
4287 2008-03-05 Richard Guenther <rguenther@suse.de>
4289 PR tree-optimization/35472
4290 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4291 whose single use_stmt has a overlapping set of loaded and
4292 stored symbols as that use_stmt might be a noop assignment then.
4294 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4296 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4298 2008-03-05 Richard Guenther <rguenther@suse.de>
4301 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4302 should be constants.
4303 * tree-cfg.c (verify_expr): Verify it.
4304 * fold-const.c (fold_truthop): Remove code generating
4305 BIT_FIELD_REFs of structure bases.
4306 (fold_binary): Likewise.
4307 (fold_ternary): Position and size of BIT_FIELD_REFs are
4308 always host integers.
4309 (make_bit_field_ref): Remove.
4310 (optimize_bit_field_compare): Remove.
4311 (all_ones_mask_p): Remove.
4313 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4316 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4317 (split_block_and_df_analyze): New. Split basic block and rebuild
4319 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4321 (split_pattern_seq): Likewise.
4322 (erase_matching_seqs): Likewise.
4323 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4325 2008-03-04 Geoff Keating <geoffk@apple.com>
4327 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4328 declaration and code.
4329 (tree_invalid_nonnegative_warnv_p): Likewise.
4331 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4333 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4334 examples. Truncate option-names then causing overfull hbox.
4336 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4339 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4341 * configure: Rebuilt.
4343 2008-03-04 Rafael Espindola <espindola@google.com>
4345 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4346 (tree_unary_nonnegative_warnv_p): New.
4347 (tree_binary_nonnegative_warnv_p): New.
4348 (tree_single_nonnegative_warnv_p): New.
4349 (tree_invalid_nonnegative_warnv_p): New.
4350 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4352 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4355 * opts.c (handle_option): Postpone 'unknown option' errors only for
4358 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4361 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4364 2008-03-04 Rafael Espindola <espindola@google.com>
4366 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4367 (tree_binary_nonzero_warnv_p): New.
4368 (tree_single_nonzero_warnv_p): New.
4369 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4371 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4374 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4375 transformations for modes that have signed zeros.
4376 * ifcvt.c (noce_try_abs): Ditto.
4378 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4380 * config/i386/i386.c (override_options): Force
4381 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4383 2008-03-04 Jan Hubicka <jh@suse.cz>
4386 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4389 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4391 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4392 label to probe the stack.
4394 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4396 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4397 (__gthr_win32_mutex_destroy): Declare.
4398 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4399 __gthr_win32_mutex_destroy.
4400 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4402 2008-03-03 Jan Hubicka <jh@suse.cz>
4405 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4406 aggressive on inlining cold calls.
4408 2008-03-03 Richard Guenther <rguenther@suse.de>
4410 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4411 struct copies into the expression table.
4412 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4413 (try_to_simplify): Likewise.
4414 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4415 integral and pointer arguments which do not change the
4416 precision to NOP_EXPRs.
4417 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4418 VIEW_CONVERT_EXPR case.
4420 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4422 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4423 defined in a loop at depth 0 is invariant.
4424 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4425 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4426 be called at loop depth 0.
4428 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4431 * gcc.c (process_command): Update copyright notice dates.
4432 * gcov.c (print_version): Likewise.
4433 * gcov-dump.c (print_version): Likewise.
4434 * mips-tfile.c (main): Likewise.
4435 * mips-tdump.c (main): Likewise.
4437 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4440 * c-common.c (flag_permissive): Delete.
4441 (constant_expression_warnings): Check flags first.
4442 (constant_expression_error): New.
4443 * c-common.h (flag_permissive): Delete.
4444 (constant_expression_error): Declare.
4445 * flags.h (flag_permissive): Declare. Update description.
4446 * diagnostic.c (pedwarn): Update.
4448 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4449 (permissive_error_kind): New.
4450 * toplev.c (flag_permissive): Define. Update description.
4451 * toplev.h (permissive_error_kind): Declare.
4452 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4453 (pedwarn_c90): Use pedantic_warning_kind.
4454 * c-opts.c (c_common_post_options): flag_permissive does not affect
4455 flag_pedantic_errors.
4457 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4459 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4460 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4461 __absvsi2, __absvDI2): Use unsigned arithmetic.
4463 2008-03-02 Andi Kleen <ak@suse.de>
4464 Richard Guenther <rguenther@suse.de>
4466 * struct-equiv.c: Remove file.
4467 * cfg_cleanup.c (condjump_equiv_p): Remove.
4468 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4469 (struct-equiv.o): Remove rule.
4470 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4471 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4472 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4474 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4476 * ifcvt.c (noce_process_if_block): Try to handle only the then
4477 block if the else block exists but isn't suitable.
4479 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4482 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4483 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4484 regression from previous patch.
4486 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4489 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4491 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4492 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4493 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4494 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4495 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4496 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4497 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4498 (__gthread_mutex_destroy_function): Rename to
4499 __gthread_mutex_destroy.
4500 * gthr-dce.h (__gthread_mutex_destroy): Call
4501 pthread_mutex_destroy.
4502 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4503 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4504 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4506 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4508 * df-scan.c (df_ref_chain_change_bb): Simplify.
4509 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4510 set_block_for_insn if there's any change.
4511 * df.h ((df_insn_change_bb): Fix prototype.
4512 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4513 df_insn_change_bb, don't call set_block_for_insn.
4514 * emit-rtl.c (reorder_insns): Likewise.
4515 * haifa-sched.c (move_insn): Likewise.
4517 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4519 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4521 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4523 * tree-flow-inline.h (next_readonly_imm_use): Return
4524 NULL_USE_OPERAND_P after the end.
4526 2008-03-01 Richard Guenther <rguenther@suse.de>
4528 PR tree-optimization/35411
4529 * tree-sra.c (sra_build_assignment): Split conversion to
4530 final type to a separate statement if we are not assigning
4533 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4535 * fold-const.c (fold_convertible_p): Correct the logic to follow
4536 that in fold_convert().
4538 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4541 * tree-inline.c (build_duplicate_type): When we make a
4542 duplicate type, make it unique in the canonical types system.
4544 2008-02-29 Tom Tromey <tromey@redhat.com>
4546 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4547 input_file_stack_history, input_file_stack_restored): Remove.
4548 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4549 * input.h (struct file_stack): Remove.
4550 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4551 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4553 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4555 (diagnostic_last_module_changed): Add 'map' argument.
4556 (diagnostic_set_last_function): Likewise.
4557 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4558 line map, not input_file_stack.
4559 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4561 2008-02-29 Paul Brook <paul@codesourcery.com>
4563 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4565 2008-02-29 Paul Brook <paul@codesourcery.com>
4567 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4569 2008-02-29 Richard Guenther <rguenther@suse.de>
4571 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4573 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4574 value for comparing for a store match.
4575 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4576 (try_to_simplify): Do not do a full-blown reference lookup.
4578 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4580 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4581 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4583 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4585 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4587 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4588 strides against cache sizes.
4590 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4592 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4595 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4597 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4598 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4599 is smaller than the original promoted value.
4600 (simplify_subreg): If OP is a SUBREG, try to preserve its
4601 SUBREG_PROMOTED_VAR_P information.
4603 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4605 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4606 (VN_INFO_GET): Allocate new objects on the obstack.
4607 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4608 for rpo_numbers_temp, for consistency.
4609 (free_scc_vn): Free the obstack.
4611 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4613 * doc/invoke.texi: Document -ftree-loop-distribution.
4614 * tree-loop-distribution.c: New.
4615 * tree-pass.h (pass_loop_distribution): New.
4616 * graphds.h (struct graph): Add htab_t indices.
4617 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4618 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4619 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4620 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4621 * tree-data-ref.c (debug_data_dependence_relations): New.
4622 (dump_data_dependence_relation): Also print data references.
4623 (free_data_ref): Extern.
4624 (same_access_functions): Moved...
4625 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4626 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4627 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4628 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4629 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4630 (stmts_from_loop): Skip LABEL_EXPR.
4631 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4633 (build_rdg): Initialize rdg->indices htab.
4634 (free_rdg, stores_from_loop, ref_base_address,
4635 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4636 have_similar_memory_accesses_1, ref_base_address_1,
4637 remove_similar_memory_refs): New.
4638 * tree-data-ref.h: Depend on tree-chrec.h.
4639 (debug_data_dependence_relations, free_data_ref): Declared.
4640 (same_access_functions): ... here.
4641 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4643 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4644 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4645 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4646 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4647 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4648 rdg_vertex_for_stmt): Declared.
4649 (struct rdg_edge): Add level.
4651 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4652 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4654 (rdg_has_similar_memory_accesses): New.
4655 * tree-vect-analyze.c: Remove unused static decls.
4656 * lambda.h (dependence_level): New.
4657 * common.opt (ftree-loop-distribution): New.
4658 * tree-flow.h (mark_virtual_ops_in_bb,
4659 slpeel_tree_duplicate_loop_to_edge_cfg,
4660 rename_variables_in_loop): Declared.
4661 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4662 (OBJS-common): Add tree-loop-distribution.o.
4663 (tree-loop-distribution.o): New rule.
4664 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4665 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4666 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4668 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4671 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4672 other than structures and unions.
4674 2008-02-28 Richard Guenther <rguenther@suse.de>
4677 2008-02-26 Richard Guenther <rguenther@suse.de>
4679 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4680 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4681 (lookup_decl_from_uid): Declare.
4682 (remove_decl_from_map): Likewise.
4683 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4684 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4685 (decl_for_uid_map): New global hashtable mapping DECL_UID
4687 (init_ttree): Allocate it.
4688 (insert_decl_to_uid_decl_map): New helper function.
4689 (make_node_stat): Insert new decls into the map.
4690 (copy_node_stat): Likewise.
4691 (lookup_decl_from_uid): New function.
4692 (remove_decl_from_map): Likewise.
4693 (print_decl_for_uid_map_statistics): New helper.
4694 (dump_tree_statistics): Call it.
4696 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4697 (referenced_var_iterator): Adjust.
4698 (FOR_EACH_REFERENCED_VAR): Adjust.
4699 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4700 (num_referenced_vars): Adjust.
4701 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4702 (first_referenced_var): Remove.
4703 (end_referenced_vars_p): Likewise.
4704 (next_referenced_var): Likewise.
4705 (referenced_var_iterator_set): New helper function.
4706 * tree-dfa.c (referenced_var_lookup): Adjust.
4707 (referenced_var_check_and_insert): Likewise.
4708 (remove_referenced_var): Likewise.
4709 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4710 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4711 (verify_call_clobbering): Likewise.
4712 (verify_memory_partitions): Likewise.
4713 (init_tree_ssa): Allocate bitmap instead of hashtable for
4715 (delete_tree_ssa): Adjust.
4716 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4717 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4718 (compute_tag_properties): Likewise.
4719 (set_initial_properties): Likewise.
4720 (find_partition_for): Likewise.
4721 (update_reference_counts): Likewise.
4722 (dump_may_aliases_for): Likewise.
4723 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4724 (add_call_clobber_ops): Likewise.
4725 (add_call_read_ops): Likewise.
4726 (get_asm_expr_operands): Likewise.
4727 * tree-into-ssa.c (dump_decl_set): Likewise.
4728 (update_ssa): Likewise.
4729 * tree-sra.c (scan_function): Likewise.
4730 (decide_instantiations): Likewise.
4731 (scalarize_parms): Likewise.
4732 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4733 (dsa_named_for): Likewise.
4734 * tree-ssa-structalias.c (update_alias_info): Likewise.
4735 (merge_smts_into): Likewise.
4737 2008-02-27 David Daney <ddaney@avtrex.com>
4740 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4741 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4742 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4743 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4744 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4746 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4749 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4750 (BUILT_IN_NEXTTOWARD): Remove.
4751 (BUILT_IN_NEXTTOWARDF): Ditto.
4752 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4753 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4755 2008-02-27 Tom Tromey <tromey@redhat.com>
4757 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4758 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4760 2008-02-27 Jan Beulich <jbeulich@novell.com>
4762 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4763 update the respective field on newdecl.
4765 2008-02-27 Revital Eres <eres@il.ibm.com>
4767 PR rtl-optimization/34999
4768 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4769 crossing edges that ends with a call insn.
4770 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4771 call insn and clear the EDGE_CROSSING flag of the crossing edge
4772 when fixing fallthru edges.
4774 2008-02-27 Richard Guenther <rguenther@suse.de>
4777 * fold-const.c (fold_unary): Return the correct argument,
4778 converted to the result type.
4780 2008-02-27 Richard Guenther <rguenther@suse.de>
4783 * expr.c (expand_expr_real_1): Assert on rotates that operate
4785 * fold-const.c (fold_binary): Use the types precision, not the
4786 bitsize of the mode if folding rotate expressions. Build rotates
4787 only for full modes.
4789 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4791 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4793 * c-pragma.c (pragma_ns_name): New typedef.
4794 (registered_pp_pragmas): New variable.
4795 (c_pp_lookup_pragma): New function.
4796 (c_register_pragma_1): If flag_preprocess_only, do nothing
4797 for non-expanded pragmas, for expanded ones push pragma's
4798 namespace and name into registered_pp_pragmas vector.
4799 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4800 flag_preprocess_only, don't register GCC pch_preprocess
4801 pragma if flag_preprocess_only.
4802 * c-opts.c (c_common_init): Call init_pragma even if
4803 flag_preprocess_only.
4804 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4805 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4806 cpp_register_pragma if flag_preprocess_only.
4808 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4811 * c-parser.c (c_parser_translation_unit): Warn for empty
4812 translation unit, not empty source file.
4814 2008-02-26 Paul Brook <paul@codesourcery.com>
4816 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4817 operand for Thumb-2.
4818 * config/arm/arm.h (reg_class): Add CORE_REGS.
4819 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4820 (BASE_REG_CLASS): Use CORE_REGS.
4821 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4822 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4823 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4824 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4825 ARM_REGNO_OK_FOR_INDEX_P.
4826 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4827 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4828 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4829 (ldm/stm peepholes): Ditto.
4830 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4831 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4832 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4833 * config/arm/constraints.md: Enable "k" constraint on ARM.
4835 2008-02-27 Ben Elliston <bje@au.ibm.com>
4837 * config/rs6000/rs6000.c: Annotate cache line size field in all
4838 instances of struct processor_costs.
4840 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4842 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4843 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4844 jump_bypass): New counters.
4845 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4846 * dce.c (gate_ud_dce): Same.
4847 (gate_fast_dce): Same.
4848 * dse.c (gate_dse1): New function.
4849 (gate_dse2): New function.
4850 (gate_dse): Merge results of new gate functions.
4851 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4852 (gate_handle_jump_bypass): Add dbg_cnt.
4853 (gate_handle_gcse): Add dbg_cnt.
4854 * ifcvt.c (gate_handle_if_conversion): Same.
4855 (gate_handle_if_after_combine): Same.
4856 (gate_handle_if_after_reload): Same.
4857 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4859 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4861 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4863 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4865 2008-02-26 Jason Merrill <jason@redhat.com>
4868 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4869 alone if it's the naming decl for the type's main variant.
4871 2008-02-26 Tom Tromey <tromey@redhat.com>
4873 * system.h (USE_MAPPED_LOCATION): Poison.
4874 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4875 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4876 (make_goto_expr_edges): Likewise.
4877 (remove_bb): Likewise.
4878 (execute_warn_function_return): Likewise.
4879 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4881 * c-common.c (fname_decl): Remove old location code.
4882 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4884 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4886 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4887 (gen_rtx_ASM_INPUT): Likewise.
4888 (gen_rtx_ASM_INPUT_loc): Likewise.
4889 (get_rtx_asm_OPERANDS): Remove.
4890 * cfglayout.c (insn_locators_alloc): Remove old location code.
4891 (set_curr_insn_source_location): Likewise.
4892 (curr_insn_locator): Likewise.
4893 * print-tree.c (print_node): Remove old location code.
4894 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4895 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4896 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4897 location_from_locus.
4898 (construct_exit_block): Remove old location code.
4899 * emit-rtl.c (force_next_line_note): Remove old location code.
4900 * profile.c (branch_prob): Remove old location code.
4901 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4902 LOC_LINE): Remove old-location variants.
4903 * langhooks.c (lhd_print_error_function): Remove old location
4905 * configure, config.in: Rebuilt.
4906 * configure.ac (--enable-mapped-location): Remove.
4907 * c-decl.c (c_init_decl_processing): Remove old location code.
4908 (finish_function): Likewise.
4909 * recog.c (decode_asm_operands): Remove old location code.
4910 * c-pch.c (c_common_read_pch): Remove old location code.
4911 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4913 * gimple-low.c (lower_function_body): Remove old location code.
4914 * toplev.c (unknown_location): Remove.
4915 (push_srcloc): Remove old-location variant.
4916 (process_options): Remove old location code.
4917 (lang_dependent_init): Likewise.
4918 * input.h (UNKNOWN_LOCATION): Move definition.
4919 (location_t): Undeprecate.
4920 (source_locus): Remove.
4921 (location_from_locus): Remove.
4922 (struct location_s): Remove.
4923 Remove all old-location code.
4924 (input_line, input_filename): Remove.
4925 * final.c (final_scan_insn): Remove old location code.
4926 * diagnostic.c (diagnostic_build_prefix): Remove
4927 USE_MAPPED_LOCATION test.
4928 * tree.h (gimple_stmt) <locus>: Now a location_t.
4929 (tree_exp) <locus>: Likewise.
4930 (DECL_IS_BUILTIN): Remove old-location variant.
4931 (annotate_with_file_line, annotate_with_locus): Likewise.
4932 (expr_locus, set_expr_locus): Update.
4933 * tree.c (build1_stat): Remove old location code.
4934 (last_annotated_node): Remove.
4935 (annotate_with_file_line): Remove old-location variant.
4936 (annotate_with_locus): Likewise.
4937 (expr_location): Remove old location code.
4938 (set_expr_location): Likewise.
4939 (expr_has_location): Likewise.
4940 (expr_locus): Likewise.
4941 (set_expr_locus): Likewise.
4942 (expr_filename): Don't use location_from_locus.
4943 (expr_lineno): Likewise.
4944 * rtl-error.c (location_for_asm): Remove old location code.
4945 * c-lex.c (cb_line_change): Remove old location code.
4946 (fe_file_change): Likewise.
4947 (cb_def_pragma): Likewise.
4948 (c_lex_with_flags): Likewise.
4949 * gengtype.c (do_typedef): Don't special-case location types.
4950 (define_location_structures): Remove.
4951 (main): Don't call define_location_structures.
4952 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4955 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4958 * builtins.def (BUILT_IN_STDARG_START): Remove.
4959 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4960 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4961 * tree-inline.c (inline_forbidden_p_1): Likewise.
4963 2008-02-26 Richard Guenther <rguenther@suse.de>
4965 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4966 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4967 (lookup_decl_from_uid): Declare.
4968 (remove_decl_from_map): Likewise.
4969 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4970 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4971 (decl_for_uid_map): New global hashtable mapping DECL_UID
4973 (init_ttree): Allocate it.
4974 (insert_decl_to_uid_decl_map): New helper function.
4975 (make_node_stat): Insert new decls into the map.
4976 (copy_node_stat): Likewise.
4977 (lookup_decl_from_uid): New function.
4978 (remove_decl_from_map): Likewise.
4979 (print_decl_for_uid_map_statistics): New helper.
4980 (dump_tree_statistics): Call it.
4982 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4983 (referenced_var_iterator): Adjust.
4984 (FOR_EACH_REFERENCED_VAR): Adjust.
4985 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4986 (num_referenced_vars): Adjust.
4987 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4988 (first_referenced_var): Remove.
4989 (end_referenced_vars_p): Likewise.
4990 (next_referenced_var): Likewise.
4991 (referenced_var_iterator_set): New helper function.
4992 * tree-dfa.c (referenced_var_lookup): Adjust.
4993 (referenced_var_check_and_insert): Likewise.
4994 (remove_referenced_var): Likewise.
4995 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4996 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4997 (verify_call_clobbering): Likewise.
4998 (verify_memory_partitions): Likewise.
4999 (init_tree_ssa): Allocate bitmap instead of hashtable for
5001 (delete_tree_ssa): Adjust.
5002 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5003 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5004 (compute_tag_properties): Likewise.
5005 (set_initial_properties): Likewise.
5006 (find_partition_for): Likewise.
5007 (update_reference_counts): Likewise.
5008 (dump_may_aliases_for): Likewise.
5009 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5010 (add_call_clobber_ops): Likewise.
5011 (add_call_read_ops): Likewise.
5012 (get_asm_expr_operands): Likewise.
5013 * tree-into-ssa.c (dump_decl_set): Likewise.
5014 (update_ssa): Likewise.
5015 * tree-sra.c (scan_function): Likewise.
5016 (decide_instantiations): Likewise.
5017 (scalarize_parms): Likewise.
5018 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5019 (dsa_named_for): Likewise.
5020 * tree-ssa-structalias.c (update_alias_info): Likewise.
5021 (merge_smts_into): Likewise.
5023 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5026 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5027 * c-opts.c (c_common_handle_option): Wall enables
5028 Wvolatile-register-var.
5029 * common.opt: Move Wvolatile-register-var to...
5032 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5034 * common.opt (Wlarger-than=): New.
5035 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5037 * opts.c (common_handle_option): Handle -Wlarger-than=.
5038 * optc-gen.awk: Likewise.
5039 * opth-gen.awk: Likewise.
5040 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5041 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5043 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5045 * c-common.c (match_case_to_enum_1): Add appropriate
5046 OPT_W* parameter to warning.
5047 (c_do_switch_warnings): Likewise.
5048 * c-typeck.c (warning_init): Add one more parameter following
5050 (push_init_level): Update call to warning_init.
5051 (pop_init_level): Likewise.
5052 (add_pending_init): Likewise.
5053 (output_init_element: Likewise.
5055 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5058 * toplev.c (toplev_main): If there are warnings or error, print
5059 errors for ignored options.
5060 * opts.c (ignored_options): New static variable.
5061 (postpone_unknown_option_error): New.
5062 (print_ignored_options): New.
5063 (handle_option): Postpone errors for unknown -Wno-* options.
5064 * opts.h (print_ignored_options): Declare.
5066 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5068 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5071 2008-02-25 Richard Guenther <rguenther@suse.de>
5074 2008-02-25 Richard Guenther <rguenther@suse.de>
5076 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5077 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5078 (lookup_decl_from_uid): Declare.
5079 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5080 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5081 (decl_for_uid_map): New global hashtable mapping DECL_UID
5083 (init_ttree): Allocate it.
5084 (insert_decl_to_uid_decl_map): New helper function.
5085 (make_node_stat): Insert new decls into the map.
5086 (copy_node_stat): Likewise.
5087 (lookup_decl_from_uid): New function.
5088 (print_decl_for_uid_map_statistics): New helper.
5089 (dump_tree_statistics): Call it.
5091 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5092 (referenced_var_iterator): Adjust.
5093 (FOR_EACH_REFERENCED_VAR): Adjust.
5094 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5095 (num_referenced_vars): Adjust.
5096 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5097 (first_referenced_var): Remove.
5098 (end_referenced_vars_p): Likewise.
5099 (next_referenced_var): Likewise.
5100 (referenced_var_iterator_set): New helper function.
5101 * tree-dfa.c (referenced_var_lookup): Adjust.
5102 (referenced_var_check_and_insert): Likewise.
5103 (remove_referenced_var): Likewise.
5104 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5105 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5106 (verify_call_clobbering): Likewise.
5107 (verify_memory_partitions): Likewise.
5108 (init_tree_ssa): Allocate bitmap instead of hashtable for
5110 (delete_tree_ssa): Adjust.
5111 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5112 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5113 (compute_tag_properties): Likewise.
5114 (set_initial_properties): Likewise.
5115 (find_partition_for): Likewise.
5116 (update_reference_counts): Likewise.
5117 (dump_may_aliases_for): Likewise.
5118 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5119 (add_call_clobber_ops): Likewise.
5120 (add_call_read_ops): Likewise.
5121 (get_asm_expr_operands): Likewise.
5122 * tree-into-ssa.c (dump_decl_set): Likewise.
5123 (update_ssa): Likewise.
5124 * tree-sra.c (scan_function): Likewise.
5125 (decide_instantiations): Likewise.
5126 (scalarize_parms): Likewise.
5127 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5128 (dsa_named_for): Likewise.
5129 * tree-ssa-structalias.c (update_alias_info): Likewise.
5130 (merge_smts_into): Likewise.
5132 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5135 * doc/invoke.texi (-fcx-limited-range): Document new option.
5136 * toplev.c (process_options): Handle -fcx-fortran-rules.
5137 * common.opt: Add documentation for -fcx-fortran-rules.
5139 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5142 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5143 actual behaviour and C99.
5145 2008-02-26 Ben Elliston <bje@au.ibm.com>
5147 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5148 (ASM_CPU_POWER6_SPEC): Likewise.
5149 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5150 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5151 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5153 2008-02-25 Richard Guenther <rguenther@suse.de>
5155 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5156 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5157 (lookup_decl_from_uid): Declare.
5158 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5159 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5160 (decl_for_uid_map): New global hashtable mapping DECL_UID
5162 (init_ttree): Allocate it.
5163 (insert_decl_to_uid_decl_map): New helper function.
5164 (make_node_stat): Insert new decls into the map.
5165 (copy_node_stat): Likewise.
5166 (lookup_decl_from_uid): New function.
5167 (print_decl_for_uid_map_statistics): New helper.
5168 (dump_tree_statistics): Call it.
5170 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5171 (referenced_var_iterator): Adjust.
5172 (FOR_EACH_REFERENCED_VAR): Adjust.
5173 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5174 (num_referenced_vars): Adjust.
5175 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5176 (first_referenced_var): Remove.
5177 (end_referenced_vars_p): Likewise.
5178 (next_referenced_var): Likewise.
5179 (referenced_var_iterator_set): New helper function.
5180 * tree-dfa.c (referenced_var_lookup): Adjust.
5181 (referenced_var_check_and_insert): Likewise.
5182 (remove_referenced_var): Likewise.
5183 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5184 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5185 (verify_call_clobbering): Likewise.
5186 (verify_memory_partitions): Likewise.
5187 (init_tree_ssa): Allocate bitmap instead of hashtable for
5189 (delete_tree_ssa): Adjust.
5190 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5191 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5192 (compute_tag_properties): Likewise.
5193 (set_initial_properties): Likewise.
5194 (find_partition_for): Likewise.
5195 (update_reference_counts): Likewise.
5196 (dump_may_aliases_for): Likewise.
5197 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5198 (add_call_clobber_ops): Likewise.
5199 (add_call_read_ops): Likewise.
5200 (get_asm_expr_operands): Likewise.
5201 * tree-into-ssa.c (dump_decl_set): Likewise.
5202 (update_ssa): Likewise.
5203 * tree-sra.c (scan_function): Likewise.
5204 (decide_instantiations): Likewise.
5205 (scalarize_parms): Likewise.
5206 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5207 (dsa_named_for): Likewise.
5208 * tree-ssa-structalias.c (update_alias_info): Likewise.
5209 (merge_smts_into): Likewise.
5211 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5214 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5215 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5216 * alias.h (nonoverlapping_memrefs_p): Likewise.
5218 2008-02-25 Jan Beulich <jbeulich@novell.com>
5220 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5221 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5222 __emultls_get_address, __emultls_register_common,
5223 __floatundi?f, and _Unwind_GetIPInfo.
5224 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5225 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5226 (gen_regparm_prefix): Likewise.
5227 (i386_nlm_encode_section_info): Sync with
5228 config/i386/winnt.c:i386_pe_encode_section_info().
5229 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5230 i386_nlm_mangle_decl_assembler_name): New.
5231 (netware_override_options): New.
5232 * config/i386/netware.h (netware_override_options): Declare.
5233 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5234 (i386_nlm_mangle_decl_assembler_name): Declare.
5235 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5237 2008-02-25 Ben Elliston <bje@au.ibm.com>
5240 * c-decl.c (grokdeclarator): Remove unused local variables
5241 `typedef_type' and `type_as_written'.
5243 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5244 unused local variable `has_hot_blocks'.
5245 (fix_crossing_conditional_branches): Remove unused local variable
5248 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5251 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5252 using DEF_C99_BUILTIN.
5253 (BUILT_IN_NANF): Ditto.
5254 (BUILT_IN_NANL): Ditto.
5256 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5257 Revital Eres <eres@il.ibm.com>
5259 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5260 regarding the order of two dependent insns in the same row.
5262 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5264 * stor-layout.c (layout_decl): Do not bump the alignment of a
5265 bit-field to more than byte alignment if it is packed.
5267 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5269 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5272 2008-02-24 Diego Novillo <dnovillo@google.com>
5274 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5277 * tree-vrp.c (vrp_evaluate_conditional): With
5278 -Wtype-limits, emit a warning when comparing against a
5279 constant outside the natural range of OP0's type.
5280 * c.opt (Wtype-limits): Move ...
5281 * common.opt (Wtype-limits): ... here.
5283 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5285 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5286 * config/rs6000/e300c2c3.md: New file.
5287 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5289 (rs6000_override_options): Add e300c2 and e300c3 cases to
5290 processor_target_table. Do not allow usage of Altivec or Spe
5291 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5292 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5293 * config/rs6000/rs6000.h (processor_type): Add
5294 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5295 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5296 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5297 and ppce300c3. Include e300c2c3.md.
5299 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5301 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5302 instead of TARGET_STRICT_ALIGN.
5304 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5306 * explow.c (memory_address): Assert that the generated address is
5309 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5312 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5313 * config/darwin-ppc-ldouble-patch.def: New file.
5314 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5315 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5316 SUBTARGET_INIT_BUILTINS if defined.
5317 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5320 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5323 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5324 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5326 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5329 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5330 file" warning condtional on -Winvalid-PCH.
5332 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5334 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5336 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5340 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5341 prevent reload from using MMX registers.
5342 (*mov<mode>_internal): Ditto.
5343 (*movv2sf_internal_rex64): Ditto.
5344 (*movv2sf_internal): Ditto.
5346 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5348 PR documentation/31569
5349 * doc/install.texi2html: Use makeinfo --no-number-sections.
5351 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5353 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5354 ensure that we can address an entire entity > 8 bytes. Don't
5355 generate reg+reg addressing for such data.
5357 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5359 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5360 strings when optimizing for size, unless the target cares about
5363 2008-02-22 Tom Tromey <tromey@redhat.com>
5365 * regclass.c (current_pass): Remove declaration.
5367 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5369 * config/avr/libgcc.S (__RAMPZ__): Define.
5370 (__do_copy_data): Add for devices with 128KB code memory.
5372 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5374 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5376 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5378 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5380 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5383 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5386 * c-typeck.c (build_binary_op): Warn about floating point
5387 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5389 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5392 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5393 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5395 (rs6000_override_options): Set altivec_abi as default, not override,
5396 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5397 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5398 is used; use new member spe_abi.
5399 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5400 spe_abi and altivec_abi.
5402 2008-02-22 Tomas Bily <tbily@suse.cz>
5404 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5406 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5409 * config.build (build_file_translate): Set to `CMD //c' only if
5411 * Makefile.in (build_file_translate): Improve comment.
5413 2008-02-21 Jan Hubicka <jh@suse.cz>
5415 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5416 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5417 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5419 2008-02-21 Michael Matz <matz@suse.de>
5422 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5424 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5426 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5427 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5429 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5430 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5431 SSE_VEC_FLOAT_MODE_P as insn constraint.
5432 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5433 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5434 sse4a_movntdf using MODEF mode iterator.
5435 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5436 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5437 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5438 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5439 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5440 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5441 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5443 2008-02-21 Richard Guenther <rguenther@suse.de>
5445 * tree.def (PAREN_EXPR): New tree code.
5446 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5448 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5449 * expr.c (expand_expr_real_1): Likewise.
5450 * tree-inline.c (estimate_num_insns_1): Likewise.
5451 * tree-complex.c (expand_complex_move): Likewise.
5452 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5455 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5458 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5460 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5463 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5465 * config/sh/sh.c (find_barrier): Don't go past
5466 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5468 2008-02-20 DJ Delorie <dj@redhat.com>
5470 * config/h8300/h8300.md (insv): Force source operand to be a register.
5472 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5473 as a jump, not as a plain insn.
5475 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5477 * doc/invoke.texi (Warning Options): Add new option
5478 -Wframe-larger-than=.
5479 (-Wframe-larger-than): Document.
5481 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5482 Add declarations for new option variables.
5484 * final.c (final_start_function): Check the frame size
5485 before emission and issue a Wframe-larger-than warning.
5487 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5488 Add definitions for new option variables.
5489 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5491 * common.opt (Wframe-larger-than=): New option.
5493 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5495 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5496 (<sse>_div<mode>3): Ditto.
5497 (<sse>_vmdiv<mode>3): Ditto.
5498 (<sse>_vmsqrt<mode>2): Ditto.
5499 (*smax<mode>3): Ditto.
5500 (sse5_frcz<mode>2): Ditto.
5501 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5504 2008-02-20 Richard Guenther <rguenther@suse.de>
5507 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5508 be happy with INTEGRAL_TYPE_P.
5510 2008-02-20 Richard Guenther <rguenther@suse.de>
5512 * fold-const.c (split_tree): Associate floatig-point expressions
5513 if flag_associative_math is set.
5515 2008-02-20 Richard Guenther <rguenther@suse.de>
5517 * tree.h (fold_real_zero_addition_p): Declare.
5518 * fold-const.c (fold_real_zero_addition_p): Export.
5519 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5520 floating-point operations with zero and one.
5522 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5524 * doc/install.texi: Correct references to CFLAGS, replacing them
5525 with BOOT_CFLAGS. Document flags used during bootstrap for
5528 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5530 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5531 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5532 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5534 (smin<mode>3): Ditto from similar patterns.
5535 (smax<mode>3): Ditto.
5536 (*ieee_smin<mode>3): Ditto.
5537 (*ieee_smax<mode>3): Ditto.
5538 * config/i386/sse.md (sse): New mode attribute.
5539 (mov<mode>): Macroize expander from movv4sf and movv2df using
5540 SSEMODEF2P mode iterator.
5541 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5542 SSE_VEC_FLOAT_MODE_P as insn constraint.
5543 (storent<mode>): Ditto.
5544 (storent<mode>): Macroize expander from storentsf and storentdf using
5545 MODEF mode iterator.
5546 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5547 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5548 (abs<mode>2): Ditto from similar patterns.
5549 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5550 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5551 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5552 (<sse>_vmsqrt<mode>2): Ditto.
5553 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5554 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5555 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5556 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5557 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5558 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5559 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5561 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5562 iterator and SSE_FLOAT_MODE_P as insn constraint.
5563 (<sse>_ucomi): Ditto from similar patterns.
5564 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5565 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5566 SSE_VEC_FLOAT_MODE_P as insn constraint.
5567 (vcond<mode>): Ditto from similar patterns.
5568 (and<mode>3, *and<mode>3): Ditto.
5569 (<sse>_nand<mode>3): Ditto.
5570 (ior<mode>3, *ior<mode>3): Ditto.
5571 (xor<mode>3, *xor<mode>3): Ditto.
5572 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5573 iterator and SSE_FLOAT_MODE_P as insn constraint.
5574 (*nand<mode>3): Ditto from similar patterns.
5575 (*ior<mode>3): Ditto.
5576 (*xor<mode>3): Ditto.
5578 2008-02-20 Ira Rosen <irar@il.ibm.com>
5580 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5581 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5582 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5584 2008-02-19 Jan Hubicka <jh@suse.cz>
5586 * predict.c (tree_bb_level_predictions): Remove variable next
5587 mistakely introduced by previous commit.
5589 2008-02-19 Jan Hubicka <jh@suse.cz>
5591 * predict.c (predict_paths_leading_to): Rewrite.
5592 (predict_paths_for_bb): New.
5593 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5595 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5598 * Makefile.in (build_file_translate): New.
5599 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5600 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5601 * configure.ac (build_file_translate): Substitute it.
5602 * configure: Regenerate.
5604 2008-02-19 Jan Hubicka <jh@suse.cz>
5606 PR rtl-optimization/34408
5607 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5610 2008-02-19 Jan Hubicka <jh@suse.cz>
5613 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5616 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5619 * config/i386/i386-modes.def: Revert the last DI alignment
5620 change until Ada people can look into it.
5622 2008-02-19 Nick Clifton <nickc@redhat.com>
5624 * opts.c (print_specific_help): Fix typo in --help text.
5626 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5629 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5630 32-bit inline asm without asm alternatives for host GCC < 3.0.
5632 2008-02-19 Richard Guenther <rguenther@suse.de>
5634 PR tree-optimization/34989
5635 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5636 Allow propagation to INDIRECT_REF if we can simplify only.
5638 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5640 * c-common.c (warn_for_collisions_1): Use appropriate option when
5643 2008-02-19 Nick Clifton <nickc@redhat.com>
5646 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5647 (handle_options): Fix indentation.
5648 (print_filtered_help): If no language-specific options were
5649 displayed tell the user how to list all the options supported by
5650 the language's front-end.
5651 (print_specific_help): Fix indentation and remove duplicate line.
5652 (common_handle_option): Handle the -v option.
5653 For --help enable the display of undocumented options if the -v
5654 switch has been included on the command line.
5655 For --help= check for overlaps in the arguments between the option
5656 classes and the language names and issue a warning when they
5657 cannot be disambiguated.
5658 * c.opt (v): Pass on to the common option handler.
5660 2008-02-19 Revital Eres <eres@il.ibm.com>
5662 * modulo-sched.c (sms_schedule): Change dump message when
5663 create_ddg function fails.
5664 (try_scheduling_node_in_cycle): Rename row to cycle.
5665 (print_partial_schedule): Rename CYCLE to ROW.
5667 2008-02-19 Christian Bruel <christian.bruel@st.com>
5668 Zdenek Dvorak <ook@ucw.cz>
5670 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5672 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5675 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5676 (*x86_movdicc_0_m1_se): Ditto.
5678 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5680 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5681 (CMPtype): Define as __gcc_CMPtype.
5682 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5683 (CMPtype): Define as __gcc_CMPtype.
5685 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5687 Support valgrind 3.3 for --enable-checking=valgrind.
5688 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5690 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5691 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5692 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5693 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5694 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5695 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5696 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5698 * ggc-zone.c: Similar.
5699 * ggc-page.c: Similar.
5701 2008-02-19 Paul Brook <paul@codesourcery.com>
5704 * config/arm/ieee754-df.S: Fix do_it typo.
5705 * config/arm/ieee754-sf.S: Fix do_it typo.
5707 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5710 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5711 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5712 (OPTION_MASK_ISA_SSE_SET): Likewise.
5713 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5714 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5715 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5716 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5717 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5718 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5719 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5720 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5721 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5722 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5723 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5724 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5725 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5726 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5727 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5728 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5729 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5730 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5731 (OPTION_MASK_ISA_SSE4): Removed.
5732 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5733 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5734 (override_options): Don't turn on implied SSE/MMX bits in
5737 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5739 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5742 2008-02-18 Joey Ye <joey.ye@intel.com>
5745 * tree-nested.c (insert_field_into_struct): Set type alignment
5746 to field alignment if the former is less than the latter.
5748 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5750 * BASE-VER: Set to 4.4.0.
5752 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5754 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5755 * doc/cfg.texi: Likewise.
5756 * doc/extend.texi: Likewise.
5757 * doc/gty.texi: Likewise.
5758 * doc/invoke.texi: Likewise.
5759 * doc/loop.texi: Likewise.
5760 * doc/md.texi: Likewise.
5761 * doc/passes.texi: Likewise.
5762 * doc/rtl.texi: Likewise.
5763 * doc/sourcebuild.texi: Likewise.
5764 * doc/tm.texi: Likewise.
5765 * doc/tree-ssa.texi: Likewise.
5767 2008-02-17 Richard Guenther <rguenther@suse.de>
5770 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5771 without default definition.
5773 2008-02-17 Richard Guenther <rguenther@suse.de>
5775 PR tree-optimization/35231
5776 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5779 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5782 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5783 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5784 libgcc_cmp_return mode.
5786 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5789 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5791 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5793 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5796 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5798 * doc/c-tree.texi: Use `@.' where appropriate.
5799 * doc/extend.texi: Likewise.
5800 * doc/install.texi: Likewise.
5801 * doc/invoke.texi: Likewise.
5802 * doc/loop.texi: Likewise.
5803 * doc/makefile.texi: Likewise.
5804 * doc/md.texi: Likewise.
5805 * doc/passes.texi: Likewise.
5806 * doc/standards.texi: Likewise.
5807 * doc/tm.texi: Likewise.
5809 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5812 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5814 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5815 rather than in entry_bb.
5817 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5819 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5820 libgcc_cmp_return mode.
5822 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5825 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5826 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5828 2008-02-15 Richard Guenther <rguenther@suse.de>
5829 Zdenek Dvorak <ook@ucw.cz>
5831 PR tree-optimization/35164
5832 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5833 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5834 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5835 Only propagate addresses which do not have abnormal SSA_NAMEs
5838 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5841 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5843 2008-02-15 Jan Hubicka <jh@suse.cz>
5846 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5848 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5851 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5852 when calculating alignment_pad.
5854 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5856 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5857 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5858 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5859 and STACK_BOUNDARY define.
5861 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5863 PR preprocessor/35061
5864 * c-pragma.c (handle_pragma_pop_macro): Check that
5865 pushed_macro_table has been allocated.
5867 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5870 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5871 (force_gimple_operand): Likewise.
5872 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5873 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5874 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5875 (find_interesting_uses_address): Check addressability and alignment
5876 of the base expression only after substituting bases of IVs into it.
5878 2008-02-14 Michael Matz <matz@suse.de>
5881 * function.c (instantiate_virtual_regs_in_insn): Reload address
5882 before falling back to reloading the whole operand.
5884 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5886 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5887 before the first section switch note.
5889 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5891 * doc/bugreport.texi: Update copyright years.
5892 * doc/c-tree.texi: Likewise.
5893 * doc/cfg.texi: Likewise.
5894 * doc/cpp.texi: Likewise.
5895 * doc/cppinternals.texi: Likewise.
5896 * doc/fragments.texi: Likewise.
5897 * doc/frontends.texi: Likewise.
5898 * doc/gcc.texi: Likewise.
5899 * doc/gty.texi: Likewise.
5900 * doc/hostconfig.texi: Likewise.
5901 * doc/implement-c.texi: Likewise.
5902 * doc/libgcc.texi: Likewise.
5903 * doc/loop.texi: Likewise.
5904 * doc/makefile.texi: Likewise.
5905 * doc/options.texi: Likewise.
5906 * doc/passes.texi: Likewise.
5907 * doc/rtl.texi: Likewise.
5908 * doc/sourcebuild.texi: Likewise.
5909 * doc/standards.texi: Likewise.
5910 * doc/tree-ssa.texi: Likewise.
5911 * doc/trouble.texi: Likewise.
5913 * doc/extend.texi: Use @: or add comma where appropriate.
5914 * doc/invoke.texi: Likewise.
5915 * doc/tm.texi: Likewise.
5917 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5920 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5923 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5925 * doc/md.texi (clz, ctz): Add reference.
5926 * doc/rtl.texi (clz, ctz): Likewise.
5928 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5931 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5934 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5936 * config/s390/s390.c (struct constant_pool): New field
5937 emit_pool_after added.
5938 (s390_mainpool_start): Set the emit_pool_after flag according
5939 to the section switch notes.
5940 (s390_mainpool_finish): Consider emit_pool_after when emitting
5941 the literal pool at the end of the function.
5942 (s390_chunkify_start): Force literal pool splits at section
5945 2008-02-13 Michael Matz <matz@suse.de>
5948 * var-tracking.c (clobber_variable_part): Correctly traverse the
5951 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5954 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5955 Add -fdump-ipa-inline.
5956 * tree-dump.c (dump_files): Remove tree-inlined dump.
5957 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5959 2008-02-12 Richard Guenther <rguenther@suse.de>
5961 PR tree-optimization/35171
5962 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5965 2008-02-12 Richard Guenther <rguenther@suse.de>
5968 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5969 value-preserving mode. Disallow final truncation.
5971 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5974 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5975 code from here to...
5976 (force_gimple_operand): ...here.
5978 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5981 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5982 non-compatible pointers.
5983 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5984 different FIELD_DECLs, try harder by comparing field offsets, sizes
5988 * function.c (match_asm_constraints_1): Don't replace the same input
5991 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5993 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5994 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5995 (expand_epilogue): Restore RAMPZ register.
5996 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5998 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6000 * config/i386/cygwin.asm: (__alloca): Correct calling
6001 convention and alignment.
6002 (__chkstk): Force 8 byte stack alignment.
6004 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6005 Richard Guenther <rguenther@suse.de>
6007 PR tree-optimization/33992
6008 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6009 the zero we compare against.
6011 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6014 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6015 to CloseHandle after unlocking to prevent accumulation of handle
6018 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6021 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6022 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6023 and update LABEL_NUSES during and after reload.
6025 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6028 * combine.c (simplify_if_then_else): Make sure the comparison is
6029 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6031 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6034 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6035 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6036 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6037 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6038 * tree.h (get_type_static_bounds): Likewise.
6040 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6042 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6043 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6044 Make -Wfoo language annotations match what the compiler outputs.
6046 2008-02-08 Sa Liu <saliu@de.ibm.com>
6048 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6049 intrinsics spu_convts, spu_convtu, spu_convtf.
6051 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6053 * doc/extend.texi (Function Attributes) <noinline>: Mention
6054 asm ("") as method to keep calls.
6056 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6059 * doc/options.texi (Options): Replace references to opts.sh with
6061 * opts-common.c: Likewise.
6062 * optc-gen.awk: Likewise.
6064 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6066 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6068 2008-02-07 Richard Henderson <rth@redhat.com>
6071 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6072 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6075 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6077 PR tree-optimization/35085
6078 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6079 for operand entry oe2 in addition to operand entry oe3 in order to
6080 expose more opportunities for vectorizer sum reduction.
6082 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6085 * Makefile.in (LIBS): Remove $(GMPLIBS).
6086 (cc1-dummy, cc1): Add $(GMPLIBS).
6088 2008-02-06 Jan Hubicka <jh@suse.cz>
6091 * i386.md (moddf_integer): Do not produce partial memory stalls for
6092 targets where it hurts.
6094 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6097 * optabs.c (expand_float): Do not check for decimal modes when
6098 expanding unsigned integer through signed conversion.
6100 2008-02-06 Nick Clifton <nickc@redhat.com>
6102 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6103 inside the clobber with a match_operand and duplicated operand
6104 number in the constraint.
6105 (ineqbranchsi): Delete redundant comment.
6107 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6109 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6110 builtin_define ("__USE_INIT_FINI__").
6111 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6113 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6115 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6117 PR documentation/30330
6118 * doc/invoke.texi (C++ Dialect Options)
6119 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6120 For each warning option -Wfoo that allows -Wno-foo, ensure both
6121 -Wfoo and -Wno-foo are listed in the option index. Fix index
6122 entry of -Wswitch-default, index -Wnormalized= including the
6123 `=', and -Wlarger-than-@var{len} including @var{len}.
6125 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6127 * config/i386/i386.md (floatunssisf2): Use
6128 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6129 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6130 Macroize expander using MODEF mode iterator.
6132 2008-02-05 Diego Novillo <dnovillo@google.com>
6134 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6137 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6139 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6142 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6144 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6147 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6148 to indicate if a message should be generated.
6149 (init_cumulative_args): Updated.
6150 (function_value_32): Likewise.
6152 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6154 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6156 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6159 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6160 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6162 2008-02-04 Diego Novillo <dnovillo@google.com>
6164 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6167 * tree-vrp.c (vrp_evaluate_conditional): With
6168 -Wtype-limits, emit a warning when comparing against a
6169 constant outside the natural range of OP0's type.
6171 2008-02-04 Richard Guenther <rguenther@suse.de>
6174 * expr.c (count_type_elements): Give for unions instead of
6177 2008-02-04 Richard Guenther <rguenther@suse.de>
6180 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6181 to TYPE_DOMAINs base type instead of using bitsizetype here.
6183 2008-02-03 Jason Merrill <jason@redhat.com>
6185 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6187 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6190 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6191 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6192 (RS/6000 and PowerPC Options): Fix typos and markup.
6193 * doc/passes.texi (Tree-SSA passes): Likewise.
6195 2008-02-02 Michael Matz <matz@suse.de>
6198 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6199 from record_last_reg_set_info.
6200 (record_last_reg_set_info): Take an RTX argument, iterate over all
6201 constituent hardregs.
6202 (record_last_set_info, record_opr_changes): Change calls to
6203 new signature or to record_last_reg_set_info_regno.
6205 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6207 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6209 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6211 PR rtl-optimization/34773
6212 * reg-notes.def (EQUAL): Mention significance of combination of
6213 REG_EQUAL and REG_RETVAL.
6214 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6215 insn that has a REG_RETVAL.
6217 2008-02-01 Roger Sayle <roger@eyesopen.com>
6220 * configure.ac (--enable-fixed-point): Disable unless explicitly
6222 * configure: Regenerate.
6224 2008-02-01 Richard Guenther <rguenther@suse.de>
6227 * invoke.texi (-finline-limit): Remove no longer true parts
6228 of the documentation. Note that there is no default value.
6230 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6231 Mark Mitchell <mark@codesourcery.com>
6232 Ben Elliston <bje@au.ibm.com>
6235 * doc/extend.texi (Other Builtins): Document.
6237 2008-01-31 Tom Browder <tom.browder@gmail.com>
6239 * doc/c-tree.texi (Types): Fix grammar.
6240 (Expression trees): Ditto.
6241 * doc/passes.texi (Tree-SSA passes): Ditto.
6243 * doc/configterms.texi (Configure Terms): Fix typo.
6244 * doc/cpp.texi (Common Predefined Macros): Ditto.
6245 * doc/md.texi (Machine Constraints): Ditto.
6247 * doc/makefile.texi (Makefile): Add comma.
6249 2008-01-31 Tom Browder <tom.browder@gmail.com>
6250 Gerald Pfeifer <gerald@pfeifer.com>
6252 * doc/sourcebuild.texi (Front End): Remove references to CVS
6253 and CVSROOT/modules.
6254 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6255 (Back End): Remove reference to CVS.
6257 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6260 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6262 (mips16_gp_pseudo_reg): ...here.
6263 * config/mips/mips.md (load_const_gp): Replace with...
6264 (load_const_gp_<mode>): ...this :P-based insn.
6266 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6268 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6269 options. Minor fixes.
6270 (-std): Move reference to standards closer to where language
6271 standards are first mentioned.
6273 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6275 PR rtl-optimization/34995
6276 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6277 parameter and return a bool. If the rtx parameter is nonnull,
6278 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6279 (find_reloads): Update call accordingly. Pass the new operand
6280 if it needed no address reloads, otherwise pass null.
6282 2008-01-30 Richard Henderson <rth@redhat.com>
6285 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6286 for unbounded arrays.
6288 2008-01-30 Silvius Rus <rus@google.com>
6290 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6292 2008-01-30 Jan Hubicka <jh@suse.cz>
6295 * i386.c (init_cumulative_args): Use real function declaration when
6298 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6300 PR rtl-optimization/34998
6301 * global.c (build_insn_chain): Treat non-subreg_lowpart
6302 SUBREGs of pseudos as clobbering all the words covered by the
6303 SUBREG, not just all the bytes.
6304 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6305 original df_ref rather than an extract parameter.
6306 (global_conflicts): Update call accordingly.
6308 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6310 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6311 the overflow check to make it easier to read.
6312 (__fixtfdi): Change the type of the ll member in union
6313 long_double to UDItype_x.
6315 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6318 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6319 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6320 * tree-inline.c (fold_marked_statements): Call
6321 cgraph_update_edges_for_call_stmt if folding a call statement.
6322 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6323 debug_generic_stmt calls, reset it back afterwards.
6326 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6328 * c-typeck.c (build_external_ref): Don't pedwarn about
6329 static vars in current function's scope.
6331 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6333 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6335 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6338 * ipa-struct-reorg.c: Fix spelling.
6339 * params.def: Ditto.
6341 2008-01-29 Richard Guenther <rguenther@suse.de>
6344 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6346 * tree-inline.c (remap_type): Increment remapping_type_depth
6347 around remapping types.
6348 (copy_body_r): Only add referenced variables if they are referenced
6349 from code, not types.
6351 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6362 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6363 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6365 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6368 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6369 pointer for tiny stack.
6371 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6373 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6375 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6377 * config/vx-common.h: Fix typo in comment.
6379 2008-01-28 Ian Lance Taylor <iant@google.com>
6383 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6384 coalesce pointers if they have different DECL_NO_TBAA_P values.
6385 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6386 between variables with different DECL_NO_TBAA_P values.
6388 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6391 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6392 are not legitimate small data references on SPE targets.
6394 2008-01-28 David Daney <ddaney@avtrex.com>
6396 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6398 2008-01-28 David Daney <ddaney@avtrex.com>
6400 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6402 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6404 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6405 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6406 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6407 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6408 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6409 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6410 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6411 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6413 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6415 * basic-block.h (condjump_equiv_p): Fix comment.
6417 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6419 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6420 print_generic_stmt_indented): Fix comment.
6422 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6424 * configure.ac (__stack_chk_fail): Add detecion for availability
6425 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6426 * configure: Regenerate.
6428 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6431 * final.c (output_addr_const): Handle TRUNCATE.
6433 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6436 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6437 (zero_cost, infinite_cost): New constants.
6438 (struct cost_pair): Change type of cost to comp_cost.
6439 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6440 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6442 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6443 split_address_cost, ptr_difference_cost, difference_cost,
6444 get_computation_cost_at, get_computation_cost,
6445 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6446 determine_use_iv_cost_condition, determine_use_iv_costs,
6447 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6448 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6449 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6450 Change type of cost to comp_cost.
6451 (determine_iv_cost): Increase cost of non-original ivs, instead
6452 of decreasing the cost of original ones.
6453 (get_address_cost): Indicate the complexity of the addressing mode
6455 (try_add_cand_for): Prefer using ivs not specific to some object.
6456 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6458 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6459 Janis Johnson <janis187@us.ibm.com>
6462 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6463 (TARGET_INSTANTIATE_DECLS): Likewise.
6464 * target.h (expand_to_rtl_hook): New target hook.
6465 (instantiate_decls): Likewise.
6466 * function.c (instantiate_decl): Make non-static. Rename to...
6467 (instantiate_decl_rtl): ... this.
6468 (instantiate_expr): Use instantiate_decl_rtl.
6469 (instantiate_decls_1): Likewise.
6470 (instantiate_decls): Likewise.
6471 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6472 * function.h (instantiate_decl_rtl): Add prototype.
6473 * cfgexpand.c (target.h): New include.
6474 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6475 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6476 (TARGET_INSTANTIATE_DECLS): Likewise.
6477 (TARGET_INITIALIZER): New target hooks added.
6478 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6480 * config/rs6000/rs6000.c (tree-flow.h): New include.
6481 (machine_function): Add sdmode_stack_slot field.
6482 (rs6000_alloc_sdmode_stack_slot): New function.
6483 (rs6000_instantiate_decls): Likewise.
6484 (rs6000_secondary_memory_needed_rtx): Likewise.
6485 (rs6000_check_sdmode): Likewise.
6486 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6487 (TARGET_INSTANTIATE_DECLS): Likewise.
6488 (rs6000_hard_regno_mode_ok): Allow SDmode.
6489 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6490 (rs6000_emit_move): Handle SDmode.
6491 (function_arg_advance): Likewise.
6492 (function_arg): Likewise.
6493 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6494 SDmode var args for 32-bit compiles.
6495 (rs6000_secondary_reload_class): Handle SDmode.
6496 (rs6000_output_function_epilogue): Likewise.
6497 (rs6000_function_value): Simplify if statement.
6498 (rs6000_libcall_value): Likewise.
6499 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6500 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6501 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6502 (movsd_hardfloat): New define_insn.
6503 (movsd_softfloat): Likewise.
6504 (movsd_store): Likewise.
6505 (movsd_load): Likewise.
6506 (extendsddd2): Likewise.
6507 (extendsdtd2): Likewise.
6508 (truncddsd2): Likewise.
6509 (movdd_hardfloat64): Fixup comment.
6510 (UNSPEC_MOVSD_LOAD): New constant.
6511 (UNSPEC_MOVSD_STORE): Likewise.
6513 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6516 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6518 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6519 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6520 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6523 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6526 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6527 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6528 __LONGDOUBLE128 too.
6529 * config/rs6000/aix61.h: New file.
6531 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6533 PR rtl-optimization/34959
6534 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6535 popcount and parity rtxes the same mode as their operand.
6536 Truncate or extend the result to the return value's mode
6539 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6542 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6543 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6544 to GOT_VERSION_REGNUM.
6545 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6546 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6547 * config/mips/mips.c (mips_emit_call_insn): New function.
6548 (mips_call_tls_get_addr): Call mips_expand_call directly.
6549 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6551 (mips16_build_call_stub): Likewise. Return the call insn or null.
6552 (mips_expand_call): Update the call to mips16_build_call_stub
6553 accordingly and a remove redundant condition. Assert that MIPS16
6554 stubs do not use lazy binding. Use mips_emit_call_insn and return
6556 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6558 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6559 (mips_avoid_hazard): Remove hazard_set handling.
6560 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6561 (UNSPEC_RESTORE_GP): ...this.
6562 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6563 (FAKE_CALL_REGNO): Rename to...
6564 (GOT_VERSION_REGNUM): ...this.
6565 (type): Add "ghost" value. Add an associated insn reservation.
6566 (hazard_set): Remove.
6567 (exception_receiver): Rename to...
6568 (restore_gp): ...this and update the unspec identifier accordingly.
6569 (exception_receiver, nonlocal_got_receiver): New expanders.
6570 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6571 FAKE_CALL_REGNO. Remove hazard_set attribute.
6572 (set_got_version, update_got_version): New patterns.
6574 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6577 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6579 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6582 * doc/install.texi2html: Generate gcc-vers.texi.
6584 2008-01-25 DJ Delorie <dj@redhat.com>
6586 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6588 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6590 * config/c4x: Remove directory.
6591 * config.gcc (crx-*, mt-*): Mark obsolete.
6592 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6593 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6594 sh-*-rtemscoff*): Remove cases.
6595 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6596 * real.c (encode_c4x_single, decode_c4x_single,
6597 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6598 c4x_extended_format): Remove.
6599 * real.h (c4x_single_format, c4x_extended_format): Remove.
6600 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6602 (Pragmas): Remove comment about c4x pragmas.
6603 * doc/install.texi (c4x): Remove target-specific instructions.
6604 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6605 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6606 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6607 refer to C4x source files as examples.
6608 (C4X_FLOAT_FORMAT): Remove documentation.
6610 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6612 * config/bfin/bfin.c (override_options): Reorder tests so that
6613 flag_pic gets enabled for -msep-data.
6615 2008-01-25 Richard Guenther <rguenther@suse.de>
6618 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6619 to its bitfield precision if required.
6621 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6624 * tree-nested.c (walk_omp_for): New function.
6625 (convert_nonlocal_reference, convert_local_reference): Call
6626 walk_omp_for on OMP_FOR.
6627 (convert_call_expr): Call walk_body on OMP_FOR's
6628 OMP_FOR_PRE_INIT_BODY.
6630 2008-01-25 Richard Guenther <rguenther@suse.de>
6632 PR tree-optimization/34966
6633 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6634 default defs and PHI_NODEs we have to insert after the
6637 2008-01-24 Nick Clifton <nickc@redhat.com>
6639 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6640 Provide a default definition.
6641 (LIBGCC2_UNITS_PER_WORD): Likewise.
6643 * config/stormy16/stormy16.c: Include df.h for the prototype
6644 for df_regs_ever_live_p.
6645 (xstormy16_expand_builtin_va_start): Convert the stack offset
6646 into a component_ref and then use POINTER_PLUS_EXPR to add it
6647 to the incoming_virtual_args_rtx.
6648 (xstormy16_gimplify_va_arg_expr): Rename to
6649 xstormy16_gimplify_va_arg_expr.
6650 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6651 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6652 xstormy16_gimplify_va_arg_expr.
6653 Fix up some formatting issues.
6655 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6656 Move to predicates.md.
6657 (xs_hi_general_operand): Likewise.
6658 (xs_hi_nonmemory_operand): Likewise.
6659 * config/stormy16/predicates.md:
6660 (xstormy16_carry_plus_operand): New predicate.
6661 (xs_hi_general_operand): New predicate.
6662 (xs_hi_nonmemory_operand): New predicate.
6663 * config/stormy16/stormy16-protos.h:
6664 (xstormy16_carry_plus_operand): Delete prototype.
6665 (xs_hi_general_operand): Likewise.
6666 (xs_hi_nonmemory_operand): Likewise.
6668 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6669 modifiers as they are no longer needed and they can trigger
6670 reload spill failures.
6672 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6673 with a match_operand in order to help reload.
6675 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6676 constraint with 'e' for the 8th alternative as this version of
6677 the mov.w instruction only accepts the lower 8 registers.
6679 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6682 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6683 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6686 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6689 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6691 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6693 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6695 (remove_structure): Update allocations list before removing structure.
6697 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6699 * ipa-struct-reorg.c (is_safe_cond_expr,
6700 create_new_stmts_for_cond_expr): Use integer_zerop function,
6701 that recognize not only zero-pointer, but zero-integer too.
6703 2008-01-25 Ben Elliston <bje@au.ibm.com>
6706 * fixproto: Escape "." in sed expression that strips leading "./".
6708 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6711 * gcc.c (SWITCH_OK): Removed.
6712 (SWITCH_LIVE): Changed to bit.
6713 (SWITCH_FALSE): Likewise.
6714 (SWITCH_IGNORE): Likewise.
6715 (switchstr): Change live_cond to unsigned int.
6716 (process_command): Replace SWITCH_OK with 0.
6717 (do_self_spec): Likewise.
6718 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6719 (give_switch): Likewise.
6720 (used_arg): Likewise.
6721 (do_spec_1): Set the SWITCH_IGNORE bit.
6722 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6723 bits. Set the SWITCH_LIVE bit.
6725 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6727 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6729 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6731 PR tree-optimization/34472
6732 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6733 parameter to a "bool *" and set *DATA to false if there is
6734 an unsafe access. Do not delete the structure here.
6735 (check_cond_exprs): Delete it here instead.
6736 (check_cond_exprs, exclude_cold_structs): Do not increase
6737 I when removing a structure.
6739 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6742 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6743 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6745 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6748 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6749 a fixed vector for stack.
6751 2008-01-24 Ben Elliston <bje@au.ibm.com>
6754 * doc/gcc.texi (Software development): Add a direntry for g++.
6756 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6758 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6759 stale and straggling -fforce-addr comments above.
6761 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6763 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6764 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6766 2008-01-23 Michael Matz <matz@suse.de>
6769 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6772 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6774 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6777 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6779 * config/avr/avr.c (avr_current_arch): New variable.
6780 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6781 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6782 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6783 (avr_override_options): Init 'avr_current_arch'.
6784 (base_arch_s): Move from here...
6785 * config/avr/avr.h (base_arch_s): ... here. Add new members
6786 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6787 'mega' to 'have_jmp_call'.
6788 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6789 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6791 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6793 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6794 MULTILIB_MATCHES): (Ditto.).
6796 2008-01-23 Richard Guenther <rguenther@suse.de>
6799 * cgraphunit.c (cgraph_reset_node): Always mark the node
6800 not reachable if it is not queued already.
6802 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6804 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6805 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6806 (cputype_selected): New static variable.
6807 (bfin_handle_option): Set it if -mcpu is used.
6808 (override_option): Select default set of workarounds if no cpu type
6809 selected on the command line.
6810 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6812 From Michael Frysinger <michael.frysinger@analog.com>
6813 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6814 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6816 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6817 for bf547, bf523, bf524, and bf526.
6818 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6820 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6821 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6822 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6823 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6824 * doc/invoke.texi (Blackfin Options): Document that
6825 -mcpu now accept bf547, bf523, bf524, and bf526.
6827 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6829 PR rtl-optimization/34628
6830 * combine.c (try_combine): Stop and undo after the first combination
6831 if an autoincrement side-effect on the first insn has effectively
6834 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6837 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6838 Offset addresses are not valid for Altivec or paired float modes.
6840 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6843 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6844 if DECL_INITIAL (decl) is error_mark_node.
6847 * c-common.c (handle_vector_size_attribute): Only allow
6848 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6849 the same way as pointer, array etc. types.
6850 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6853 * tree.c (build_type_attribute_qual_variant): Call
6854 build_qualified_type if attributes are equal, but quals are not.
6856 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6859 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6860 * flags.h (warn_strict_aliasing): Remove.
6861 (warn_strict_overflow): Remove.
6862 * opts.c (warn_strict_aliasing): Remove.
6863 (warn_strict_overflow): Remove.
6864 * c-opts.c (c_common_handle_option): -Wall only sets
6865 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6866 (c_common_post_options): Give default values to -Wstrict-aliasing
6867 and -Wstrict-overflow if they are uninitialized.
6868 * common.opt (Wstrict-aliasing): Specify Var and Init.
6869 (Wstrict-overflow): Likewise.
6871 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6873 PR rtl-optimization/26854
6874 PR rtl-optimization/34400
6875 PR rtl-optimization/34884
6876 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6878 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6879 (df_rd_bb_info.expanded_lr_out): Deleted
6880 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6881 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6882 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6883 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6884 Removed code to allocate, initialize or free expanded_lr_out.
6885 (df_rd_bb_local_compute_process_def): Restructured to make more
6887 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6888 sets if the sets are being trimmed.
6890 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6893 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6894 (as_vers): Likewise.
6895 * configure: Regenerated.
6897 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6900 * tree-pass.h (pass_build_alias): New pass.
6901 * tree-ssa-alias.c (gate_build_alias): New.
6902 (pass_build_alias): New.
6903 * passes.c (init_optimization_passes): Add pass_build_alias after
6904 pass_create_structure_vars.
6906 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6908 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6909 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6910 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6911 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6912 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6913 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6914 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6915 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6916 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6917 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6918 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6919 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6920 * config/s390/s390.md (FP_ALL): New mode iterator.
6921 (_d): New mode attribute.
6922 ("*signbit<mode>2>"): Changed mode of first operand.
6923 ("isinf<mode>2"): Changed mode of first operand.
6924 ("*TDC_insn"): Adaptation for DFP modes.
6926 2008-01-22 Ben Elliston <bje@au.ibm.com>
6928 * tree.c (check_qualified_type): Improve function description.
6930 2008-01-21 Jason Merrill <jason@redhat.com>
6933 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6934 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6937 2008-01-21 DJ Delorie <dj@redhat.com>
6939 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6942 2008-01-21 Richard Guenther <rguenther@suse.de>
6945 * tree-cfg.c (verify_expr): Allow all invariant expressions
6946 instead of just constant class ones as reference argument.
6947 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6948 like any other constant.
6949 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6951 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6953 * regmove.c (fixup_match_1): Update call crossed frequencies.
6955 2008-01-21 Richard Guenther <rguenther@suse.de>
6958 * tree-inline.c (setup_one_parameter): Deal with mismatched
6959 types using a VIEW_CONVERT_EXPR.
6961 2008-01-21 Alon Dayan <alond@il.ibm.com>
6962 Olga Golovanevsky <olga@il.ibm.com>
6964 PR tree-optimization/34701
6965 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6966 when the structure size is not a power of 2.
6968 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6970 * doc/install.texi: Add doc for --enable-checking=df.
6972 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6974 PR rtl-optimization/34808
6975 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6977 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6979 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6982 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6984 PR rtl-optimization/26854
6985 PR rtl-optimization/34400
6986 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6988 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6989 (df_rd_bb_info.expanded_lr_out): New.
6990 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6991 * loop_iv.c (iv_analysis_loop_init): Ditto.
6992 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6993 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6994 Added code to allocate, initialize or free expanded_lr_out.
6995 (df_rd_bb_local_compute_process_def): Restructured to make
6996 more understandable.
6997 (df_rd_confluence_n): Add code to do nothing with fake edges and
6998 code to no apply invalidate_by_call sets if the sets are being trimmed.
6999 (df_lr_local_finalize): Renamed to df_lr_finalize.
7000 (df_live_local_finalize): Renamed to df_live_finalize.
7002 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7005 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7006 deciding whether to use reciprocal instructions.
7008 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7010 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7011 dwarf2out_note_section_used if cold_text_section is NULL.
7013 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7015 PR gcov-profile/34610
7016 * tree-cfg.c (make_edges): Mark both outgoing edges from
7017 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7018 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7019 from OMP_FOR and OMP_CONTINUE outgoing edges.
7021 * tree-profile.c (tree_profiling): Return early if
7022 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7024 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7025 from cfun to child_cfun.
7026 * function.h (struct function): Add after_tree_profile bit.
7028 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7030 * config/avr/avr.S (_exit): Disable interrupt.
7032 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7033 Steven Bosscher <stevenb.gcc@gmail.com>
7035 PR rtl-optimization/26854
7036 PR rtl-optimization/34400
7037 * df-problems.c (df_live_scratch): New scratch bitmap.
7038 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7039 (df_live_reset): Clear the proper bitmaps.
7040 (df_live_bb_local_compute): Only process the artificial defs once
7041 since the order is not important.
7042 (df_live_init): Init the df_live sets only with the variables
7043 found live by df_lr.
7044 (df_live_transfer_function): Use the df_lr sets to prune the
7045 df_live sets as they are being computed.
7046 (df_live_free): Free df_live_scratch.
7048 2008-01-18 Ian Lance Taylor <iant@google.com>
7050 * common.opt: Add fmerge-debug-strings.
7051 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7052 flag_merge_debug_strings rather than flag_merge_constants.
7053 * doc/invoke.texi (Option Summary): Mention
7054 -fmerge-debug-strings.
7055 (Debugging Options): Document -fmerge-debug-strings.
7057 2008-01-18 Ian Lance Taylor <iant@google.com>
7060 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7061 (struct tree_function_decl): Add new field operator_new_flag.
7062 * tree-inline.c (expand_call_inline): When inlining a call to
7063 operator new, force the return value to go into a variable, and
7064 set DECL_NO_TBAA_P on that variable.
7065 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7067 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7070 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7071 DWARF2_DEBUGGING_INFO.
7072 (dwarf2out_note_section_used): Ditto. Add prototype.
7073 (have_multiple_function_sections, text_section_used,
7074 cold_text_section_used, *cold_text_sections): Move declarations
7077 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7079 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7080 field and add signal_ra.
7081 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7082 assignments to frame state pc. Move end of stack check after
7083 MD_FALLBACK_FRAME_STATE_FOR.
7084 (uw_update_context_1): Use frame state signal_regs if set, instead
7085 of checking signal_frame flag.
7086 (uw_update_context): Use frame state signal_ra if set.
7087 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7088 * config/xtensa/linux-unwind.h: New file.
7090 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7092 * modulo-sched.c (get_sched_window): Fix comment typo.
7094 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7096 PR tree-optimization/34648
7097 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7099 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7101 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7102 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7104 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7106 PR rtl-optimization/34400
7107 * df-core.c (df_worklist_dataflow_overeager,
7108 df_worklist_dataflow_doublequeue): New functions.
7109 (df_worklist_dataflow): Two different worklist solvers.
7110 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7113 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7116 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7117 and ftree-parallelize-loops.
7119 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7121 PR rtl-optimization/34826
7122 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7124 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7126 * global.c (find_reg): Mark the eh regs as used if necessary.
7127 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7128 * ra.h (struct allocno): no_eh_reg field added. Changed
7129 no_stack_reg type to bitfield.
7131 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7133 * tree.c (substitute_in_expr): Add missing 'break'.
7135 2008-01-17 Richard Guenther <rguenther@suse.de>
7137 PR tree-optimization/34825
7138 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7139 x / x as division to handle.
7141 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7143 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7144 "-pthread" is specified.
7145 * pa-hpux11.h (LIB_SPEC): Likewise.
7147 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7148 Peter Bergner <bergner@vnet.ibm.com>
7150 PR rtl-optimization/33796
7151 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7153 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7155 PR libgfortran/34699
7156 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7158 * pa-hpux10.h (LINK_SPEC): Likewise.
7159 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7161 2008-01-16 Richard Guenther <rguenther@suse.de>
7164 * fold-const.c (fold_convert_const_int_from_int): Do not
7165 set overflow if that occured only because of a sign extension
7166 change when converting from/to a sizetype with the same
7167 precision and signedness.
7169 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7172 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7173 location address to the correct place. Update copyright year.
7175 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7177 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7178 no dependences in the dependence_relations vector.
7180 2008-01-16 Jan Hubicka <jh@suse.cz>
7182 PR rtl-optimization/31396
7183 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7184 * cfg.c (dump_reg_info): Print it.
7185 * regs.h (struct reg_info_t): add freq_calls_crossed.
7186 (REG_FREQ_CALLS_CROSSED): New macro.
7187 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7188 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7189 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7190 regmove_optimize): Update call crossed frequencies.
7191 * local-alloc.c (struct qty): Add freq_calls_crossed.
7192 (alloc_qty): Copute freq_calls_crossed.
7193 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7194 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7195 * ra.h (struct allocno): Add freq_calls_crossed.
7197 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7199 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7200 libgomp when compiling with ftree-parallelize-loops.
7201 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7203 2008-01-16 Richard Guenther <rguenther@suse.de>
7205 PR tree-optimization/34769
7206 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7207 * tree.c (int_cst_value): Instead make this function more
7208 permissive in what it accepts as valid input. Document this
7209 function always sign-extends the value.
7211 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7212 Richard Guenther <rguenther@suse.de>
7215 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7216 (gimple_fold_indirect_ref_rhs): ... this.
7217 (gimple_fold_indirect_ref): New function with foldings
7218 that preserve lvalueness.
7219 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7220 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7221 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7222 to fold an INDIRECT_REF, fall back to the old use of
7223 fold_indirect_ref_1.
7225 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7227 * tree-data-ref.c (subscript_dependence_tester_1): Call
7228 free_conflict_function.
7229 (compute_self_dependence): Same.
7231 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7234 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7235 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7237 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7238 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7239 for DWARF2_UNWIND_INFO targets.
7241 2008-01-16 Richard Guenther <rguenther@suse.de>
7244 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7245 type qualifiers for function types.
7247 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7249 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7250 loop_iterator li from previous commit.
7252 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7254 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7256 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7258 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7259 (parallelize_loops): Don't parallelize irreducible components.
7261 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7264 * c-opts (c_common_post_options): Do not enable CPP
7265 flag_pedantic_errors by default.
7267 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7269 PR rtl-optimization/31944
7270 * cse.c (remove_pseudo_from_table): New function.
7271 (merge_equiv_classes): Use above function to remove pseudo-registers.
7272 (invalidate): Likewise.
7274 2008-01-13 Richard Guenther <rguenther@suse.de>
7277 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7278 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7280 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7282 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7283 validate_change to unshare the source of the PC set.
7285 2008-01-12 Jan Hubicka <jh@suse.cz>
7288 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7289 references above array bounds. This might trigger bounds checks for
7292 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7294 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7295 new_replaceable_dependencies.
7297 2008-01-12 Doug Kwan <dougkwan@google.com>
7299 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7300 instead of OPT_Wreturn_type in warning due to ignored return type
7302 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7303 options included in -Wextra.
7304 * c.opt: New option -Wignored_qualifiers.
7305 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7306 -Wignore_qualifiers.
7307 (-Wignored-qualifiers): Document.
7308 (-Wreturn-type): Remove description of functionality now handled
7309 by -Wignored-qualifiers.
7311 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7314 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7315 NOP_EXPR if it is between integral types with the same precision.
7317 2008-01-12 Jan Hubicka <jh@suse.cz>
7320 * invoke.texi (max-inline-recursive-depth): Fix default value.
7322 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7324 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7327 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7329 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7331 2008-01-11 James E. Wilson <wilson@specifix.com>
7334 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7336 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7338 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7339 save/restore frame pointer register and don't use 'call-prologues'
7340 optimization in function with "OS_task" attribute.
7342 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7345 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7346 when copying to memory.
7348 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7350 PR rtl-optimization/30905
7351 * cfgcleanup.c: Include dce.h
7352 (crossjumps_occured): New global variable.
7353 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7354 If something changed, set crossjumps_occured to true.
7355 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7356 Don't add/remove fake edges to exit here...
7357 (cleanup_cfg): ...but do it here, when crossjumping.
7358 Run a fast DCE when successful crossjumps occured in the latest
7359 iteration of try_optimize_cfg.
7361 2008-01-11 Richard Guenther <rguenther@suse.de>
7363 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7364 (struct vn_unary_op_s): Likewise.
7365 (vn_reference_insert): Free old reference on hash collision.
7367 2008-01-10 Raksit Ashok <raksit@google.com>
7369 PR rtl-optimization/27971
7370 * combine.c (find_split_point): Split PLUS expressions which are
7371 inside a MEM rtx, and whose first operand is complex.
7373 2008-01-10 DJ Delorie <dj@redhat.com>
7375 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7376 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7377 (m32c_hard_regno_ok): Call the underlying function.
7379 2008-01-10 Richard Guenther <rguenther@suse.de>
7382 * tree-cfg.c (tree_merge_blocks): Do not go through the
7383 full-blown folding and stmt updating path if we just deal
7384 with virtual operands.
7385 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7386 test for abnormal SSA_NAMEs.
7388 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7391 * reload.c (push_reload): Add assertions. All constants from
7392 reg_equiv_constant should have been used for replacing the respective
7394 (find_reloads_address): Invoke find_reloads_address_part for
7395 constant taken from the reg_equiv_constant array.
7397 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7399 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7400 field (valnum) the first in the struct. Replace bools with
7403 2008-01-10 Richard Guenther <rguenther@suse.de>
7405 PR tree-optimization/34651
7406 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7407 types and ordering for masking and converting.
7409 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7411 PR tree-optimization/34017
7412 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7413 also for PHI_NODE expressions.
7415 2008-01-09 Jan Hubicka <jh@suse.cz>
7417 PR tree-optimization/34708
7418 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7419 based on number of case labels.
7420 (init_inline_once): Remove switch_cost.
7421 * tree-inline.h (eni_weights_d): Remove switch_cost.
7423 2008-01-09 Richard Guenther <rguenther@suse.de>
7424 Andrew Pinski <andrew_pinski@playstation.sony.com>
7427 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7428 temporary if an rvalue is ok or an lvalue is not required.
7430 2008-01-09 Richard Guenther <rguenther@suse.de>
7433 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7436 2008-01-09 Richard Guenther <rguenther@suse.de>
7439 * tree.c (host_integerp): Check for sizetype only if the
7440 type is an integer type.
7442 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7445 * opts.c (decode_options): Disable inlining of functions called
7446 once if not in unit-at-a-time mode.
7448 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7450 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7452 2008-01-08 Richard Guenther <rguenther@suse.de>
7455 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7456 out early if the result will be unused.
7458 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7463 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7464 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7467 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7469 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7470 for vectorization tuned.
7472 2008-01-08 Richard Guenther <rguenther@suse.de>
7474 PR tree-optimization/34683
7475 * tree-ssa-operands.c (operand_build_cmp): Export.
7476 * tree-ssa-operands.h (operand_build_cmp): Declare.
7477 * tree-vn.c (vuses_compare): Remove.
7478 (sort_vuses): Use operand_build_cmp.
7479 (sort_vuses_heap): Likewise.
7480 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7481 to re-use old VEC if available. Do not sort already sorted VUSEs.
7482 (vdefs_to_vec): Do not sort already sorted VDEFs.
7484 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7487 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7489 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7492 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7493 limitations of reciprocal sequences on x86 targets.
7495 2008-01-08 Richard Guenther <rguenther@suse.de>
7497 PR tree-optimization/34683
7498 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7500 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7503 * config/darwin.c (darwin_mergeable_string_section): Don't use
7504 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7506 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7509 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7510 negxf2. Macroize expander using X87MODEF mode iterator. Change
7511 predicates of op0 and op1 to register_operand.
7512 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7513 expander using X87MODEF mode iterator. Change predicates of
7514 op0 and op1 to register_operand.
7515 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7516 corresponding patterns and macroize using MODEF macro. Change
7517 predicates of op0 and op1 to register_operand and remove
7518 "m" constraint. Disparage "r" alternative with "!".
7519 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7520 macroize using X87MODEF macro. Change predicates of op0 and op1
7521 to register_operand and remove "m" constraint. Disparage "r"
7522 alternative with "!".
7523 (absneg splitter with memory operands): Remove.
7524 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7525 patterns and macroize using X87MODEF mode iterator.
7526 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7527 Change predicate of op1 to register_operand.
7528 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7529 for memory operands.
7531 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7533 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7535 2008-01-07 Richard Guenther <rguenther@suse.de>
7537 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7540 2008-01-07 Richard Guenther <rguenther@suse.de>
7542 PR tree-optimization/34683
7543 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7544 VOPs of the needed size to save memory. Use VEC_quick_push
7545 to save compile-time.
7546 (vdefs_to_vec): Likewise.
7548 2008-01-07 Sa Liu <saliu@de.ibm.com>
7550 * config/spu/spu.md (divdf3): Genetate inline code for double
7551 division. The implementation doesn't handle INF or NAN, therefore it
7552 only applies when -ffinite-math-only is given.
7554 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7557 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7558 * doc/cpp.texi ([Common Predefined Macros]): Document.
7560 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7562 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7563 order to use commutative addition instead of subtraction.
7565 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7566 Mircea Namolaru <namolaru@il.ibm.com>
7567 Vladimir Yanovsky <yanov@il.ibm.com>
7568 Revital Eres <eres@il.ibm.com>
7570 PR tree-optimization/34263
7571 * tree-outof-ssa.c (process_single_block_loop_latch,
7572 contains_tree_r): New functions.
7573 (analyze_edges_for_bb): Call process_single_block_loop_latch
7574 function to empty single-basic-block latch block if possible.
7576 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7578 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7580 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7582 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7584 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7586 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7588 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7590 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7592 PR tree-optimization/34618
7593 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7596 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7599 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7600 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7601 Update copyright year.
7603 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7604 Update copyright year.
7605 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7608 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7610 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7611 edge does not point to current bb before changing need_assert.
7613 2008-01-04 Richard Guenther <rguenther@suse.de>
7616 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7617 for verifying purposes if they are is_gimple_min_invariant.
7619 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7621 PR tree-optimization/34448
7622 PR tree-optimization/34465
7623 * gimplify.c (gimplify_init_constructor): Add new parameter
7624 notify_temp_creation. Use it.
7625 (gimplify_modify_expr_rhs): Take volatiles into account when
7626 optimizing constructors.
7627 Do not optimize constructors if gimplify_init_constructor will dump to
7629 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7630 * gcc.c-torture/compile/pr34448.c: New.
7632 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7634 PR gcov-profile/34609
7635 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7636 return_slot if result is TREE_ADDRESSABLE.
7638 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7640 * config/mips/mips.md (sqrt_condition): Tweak comment.
7641 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7643 2008-01-03 Tom Tromey <tromey@redhat.com>
7646 * c-common.c (c_type_hash): Handle VLAs.
7648 2008-01-03 Jan Hubicka <jh@suse.cz>
7650 PR tree-optimization/31081
7651 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7652 0 when inlining and not inlining to first basic block.
7653 (remap_decl): When var is initialized to 0, don't set default_def.
7654 (expand_call_inline): Set entry_bb.
7655 * tree-inline.h (copy_body_data): Add entry_bb.
7657 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7660 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7663 PR tree-optimization/29484
7664 * tree-inline.c (inline_forbidden_p_2): New function.
7665 (inline_forbidden_p): Disallow inlining if some static var
7666 has an address of a local LABEL_DECL in its initializer.
7667 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7670 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7672 PR tree-optimization/34635
7673 * tree-data-ref.c (add_other_self_distances): Make sure that the
7674 evolution step is constant.
7676 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7679 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7681 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7683 * tree-sra.c (scalarize_init): Insert the generate_element_init
7684 statements after the generate_element_zero statements.
7686 2008-01-02 Richard Guenther <rguenther@suse.de>
7690 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7691 for very large number of operands instead of ICEing.
7693 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7696 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7697 while stack probing.
7699 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7701 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7704 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7707 * tree-mudflap.c (mx_register_decls): Guard warning by
7708 !DECL_ARTIFICIAL check.
7710 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7712 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7713 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7714 sse5_perm<mode>): Fix constraints.