1 2008-04-29 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/36078
4 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5 Update virtual SSA form after cleaning up the CFG.
7 2008-04-29 Richard Guenther <rguenther@suse.de>
10 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
12 2008-04-29 Richard Guenther <rguenther@suse.de>
14 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15 (compute_may_aliases): Do not call finalize_ref_all_pointers.
16 (compute_flow_insensitive_aliasing): Do not treat
17 PTR_IS_REF_ALL pointers special.
18 (get_smt_for): Likewise.
19 (may_alias_p): Re-structure.
20 (is_escape_site): A ref-all pointer conversion is not an escape site.
21 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
22 PTR_IS_REF_ALL pointers special.
23 * tree-ssa-structalias.h (struct alias_info): Remove
24 ref_all_symbol_mem_tag field.
25 (PTR_IS_REF_ALL): Remove.
27 2008-04-29 Richard Guenther <rguenther@suse.de>
30 * fold-const.c (extract_muldiv_1): In combining division constants
31 make sure to never overflow.
33 2008-04-29 Nick Clifton <nickc@redhat.com>
35 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
37 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
40 * optc-gen.awk: Work around HP-UX/IA awk bug.
42 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
44 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
47 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
51 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
52 Change operand 1 predicate to nonimmediate_operand.
54 2008-04-28 Jakub Jelinek <jakub@redhat.com>
57 * dwarf2out.c (struct die_struct): Mark as chain_circular through
59 * gengtype.c (walk_type, write_func_for_structure): Handle
61 * doc/gty.texi: Document chain_circular.
63 2008-04-28 Richard Guenther <rguenther@suse.de>
65 PR tree-optimization/36066
66 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
69 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
73 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
74 Use match_scratch instead of match_operand for operands 3 and 4.
76 2008-04-27 Richard Guenther <rguenther@suse.de>
78 PR tree-optimization/18754
79 PR tree-optimization/34223
80 * tree-pass.h (pass_complete_unrolli): Declare.
81 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
82 loop size before and after unconditionally of UL_NO_GROWTH in effect.
83 Rewrite loop into loop closed SSA form if it is not already.
84 (tree_unroll_loops_completely): Re-structure to iterate over
85 innermost loops with intermediate CFG cleanups.
86 Unroll outermost loops only if requested or the code does not grow
88 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
90 (tree_vectorize): Instead do so here.
91 (tree_complete_unroll): Also unroll outermost loops.
92 (tree_complete_unroll_inner): New function.
93 (gate_tree_complete_unroll_inner): Likewise.
94 (pass_complete_unrolli): New pass.
95 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
96 uses outside of the loop.
97 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
98 form if it is available.
99 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
100 * passes.c (init_optimization_passes): Schedule complete inner
101 loop unrolling pass before the first CCP pass after final inlining.
103 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
105 * targhooks.h (default_emutls_var_fields,
106 default_emutls_var_init): Declare.
107 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
108 * target.h (struct gcc_target): Add struct emutls member.
109 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
110 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
111 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
112 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
113 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
114 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
115 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
116 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
117 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
118 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
119 emit debug information.
120 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
121 * varasm.c: Include targhooks.h.
122 (emutls_object_section, emutls_tmpl_section): New.
123 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
124 (EMUTLS_SEPARATOR): New.
126 (get_emutls_object_name): New.
127 (default_emutls_var_fields): New, broken out of ...
128 (get_emutls_object_type): ... here. Adjust to use target hooks.
129 (get_emutls_init_templ_addr): Adjust to use target hooks.
130 (emutls_decl): Adjust to use target hooks.
131 (emutls_finish): Likewise.
132 (default_emutls_var_init): New, broken out of ...
133 (assemble_variable): ... here. Adjust to use target hooks.
134 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
136 * c-common.c (handle_section_attribute): Prevent overriding
137 sections for emulated tls with special sections.
138 * config/i386/i386.c (x86_64_elf_select_section): Add
139 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
140 (x86_64_elf_unique_section): Likewise.
141 * config/vxworks.c: Include tree.h.
142 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
143 (vxworks_override_options): Set TLS scheme.
144 * doc/tm.texi (Emulated TLS): New node.
146 2008-04-26 Simon Baldwin <simonb@google.com>
149 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
150 with propagated string constants.
152 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
154 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
155 constraint for operand 2 when operand 0 is memory operand.
156 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
157 operand 0 is memory operand.
158 (fix_trunc<mode>_i387_with_temp): Ditto.
159 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
160 operand 2 when operand 1 is memory operand.
161 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
162 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
163 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
164 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
165 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
166 operands 2,3 and 4 when operand 1 is memory operand.
167 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
169 (fistdi2_floor_with_temp): Ditto.
170 (fist<mode>2_floor_with_temp): Ditto.
171 (fistdi2_ceil_with_temp): Ditto.
172 (fist<mode>2_ceil_with_temp): Ditto.
173 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
175 2008-04-26 David Daney <ddaney@avtrex.com>
177 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
179 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
180 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
181 UNSPEC_UPDATE_GOT_VERSION): Renumber.
182 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
183 (compare_and_swap_12): New insn.
184 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
185 * config/mips/mips.c (mips_force_binary): New function.
186 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
187 (mips_expand_compare_and_swap_12): New function.
188 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
190 2008-04-25 Jan Hubicka <jh@suse.cz>
193 * cfgexpand.c (pass_expand): Turn into RTL pass.
194 * passes.c (execute_one_pass): Do pass typechecking after execution.
195 * tree-pass.h (pass_expand): Turn into RTL pass.
197 * function.h (struct rtl_data): Move here fields
198 accesses_prior_frames, calls_eh_return, saves_all_registers,
199 has_nonlocal_goto, has_asm_statement, is_thunk,
200 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
201 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
202 arg_pointer_save_area_init from struct function; turn into bool.
203 (struct function): Move
204 calls_eh_return, saves_all_registers, has_nonlocal_goto,
205 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
206 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
207 tail_call_emit, arg_pointer_save_area_init
208 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
209 (current_function_returns_struct, current_function_returns_pcc_struct,
210 current_function_calls_setjmp, current_function_calls_alloca,
211 current_function_accesses_prior_frames,
212 current_function_calls_eh_return, current_function_is_thunk,
213 current_function_stdarg, current_function_profile,
214 current_function_limit_stack, current_function_uses_pic_offset_table,
215 current_function_uses_const_pool, current_function_has_nonlocal_label,
216 current_function_saves_all_registers,
217 current_function_has_nonlocal_goto,
218 current_function_has_asm_statement): Remove accesor macros.
219 * ra-conflict.c (global_conflicts): Update.
220 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
221 (suitable_for_tail_call_opt_p): Update.
222 * builtins.c (expand_builtin_return_addr): Update.
223 (expand_builtin_setjmp_setup): Update.
224 (expand_builtin_nonlocal_goto): Update.
225 * final.c (final_start_function): Update.
226 (profile_function): Update.
227 (leaf_function_p): Update.
228 (only_leaf_regs_used): Update.
229 * df-scan.c (df_get_exit_block_use_set): Update.
230 * dojump.c (clear_pending_stack_adjust): Update.
231 * tree-stdarg.c (gate_optimize_stdarg): Update.
232 * gimple-low.c (lower_function_body): Update.
233 * global.c (compute_regsets): Update.
234 (global_alloc): Update.
235 * dwarf2out.c (dwarf2out_begin_prologue): Update.
236 * expr.c (expand_assignment): Update.
237 * dse.c (dse_step0): Update.
239 * c-decl.c (store_parm_decls): Update.
240 * local-alloc.c (combine_regs): Update.
241 (find_free_reg): Update.
242 * function.c (assign_parms_augmented_arg_list): Update.
243 (assign_parm_find_data_types): Update.
244 (assign_parms): Update.
245 (allocate_struct_function): Update.
246 (expand_function_start): Update.
247 (expand_function_end): Update.
248 (get_arg_pointer_save_area): Update.
249 (thread_prologue_and_epilogue_insns): Update.
250 (rest_of_match_asm_constraints): Update.
251 * stor-layout.c (variable_size): Update.
252 * gcse.c (gcse_main): Update.
253 (bypass_jumps): Update.
254 * gimplify.c (gimplify_function_tree): Update.
255 * calls.c (emit_call_1): Update.
256 (expand_call): Update.
257 * bt-load.c (compute_defs_uses_and_gen): Update.
258 * except.c (sjlj_assign_call_site_values): Update.
259 (sjlj_emit_function_enter): Update.
260 (can_throw_external): Update.
261 (set_nothrow_function_flags): Update.
262 (expand_builtin_unwind_init): Update.
263 (expand_eh_return): Update.
264 (convert_to_eh_region_ranges): Update.
265 (output_function_exception_table): Update.
266 * emit-rtl.c (gen_tmp_stack_mem): Update.
267 * cfgexpand.c (expand_used_vars): Update.
268 (tree_expand_cfg): Update.
269 * cfgcleanup.c (rest_of_handle_jump): Update.
270 * explow.c (allocate_dynamic_stack_space): Update.
271 * varasm.c (assemble_start_function): Update.
272 (force_const_mem): Update.
273 (mark_constant_pool): Update.
274 * tree-optimize.c (tree_rest_of_compilation): Update.
275 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
276 * tree-cfg.c (notice_special_calls): Update.
277 (is_ctrl_altering_stmt): Update.
278 (tree_can_make_abnormal_goto): Update.
279 (tree_purge_dead_abnormal_call_edges): Update.
280 * config/alpha/predicates.md: Update.
281 * config/alpha/alpha.c (alpha_sa_mask): Update.
282 (alpha_sa_size): Update.
283 (alpha_does_function_need_gp): Update.
284 (alpha_expand_prologue): Update.
285 (alpha_start_function): Update.
286 (alpha_output_function_end_prologue): Update.
287 (alpha_expand_epilogue): Update.
288 * config/frv/frv.c (frv_stack_info): Update.
289 (frv_expand_epilogue): Update.
290 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
291 (s390_register_info): Update.
292 (s390_frame_info): Update.
293 (s390_init_frame_layout): Update.
294 (s390_can_eliminate): Update.
296 * config/spu/spu.c (spu_split_immediate): Update.
297 (need_to_save_reg): Update.
298 (spu_expand_prologue): Update.
299 (spu_expand_epilogue): Update.
300 * config/sparc/sparc.md: Update.
301 * config/sparc/sparc.c (eligible_for_return_delay): Update.
302 (sparc_tls_got): Update.
303 (legitimize_pic_address): Update.
304 (sparc_emit_call_insn): Update.
305 (sparc_expand_prologue): Update.
306 (output_return): Update.
307 (print_operand): Update.
308 (sparc_function_ok_for_sibcall): Update.
309 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
310 * config/m32r/m32r.md: Update.
311 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
312 (m32r_compute_frame_size): Update.
313 (m32r_expand_prologue): Update.
314 (m32r_expand_epilogue): Update.
315 (m32r_legitimize_pic_address): Update.
316 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
317 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
318 * config/i386/i386.c (ix86_frame_pointer_required): Update.
320 (ix86_save_reg): Update.
321 (ix86_compute_frame_layout): Update.
322 (ix86_expand_prologue): Update.
323 (ix86_expand_epilogue): Update.
324 * config/sh/sh.c (output_stack_adjust): Update.
325 (calc_live_regs): Update.
326 (sh5_schedule_saves): Update.
327 (sh_expand_prologue): Update.
328 (sh_expand_epilogue): Update.
329 (sh_setup_incoming_varargs): Update.
330 (sh_allocate_initial_value): Update.
331 (sh_get_pr_initial_val): Update.
332 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
333 * config/sh/sh.md (label:): Update.
334 * config/avr/avr.c (out_movhi_mr_r): Update.
335 * config/crx/crx.h (enum): Update.
336 * config/xtensa/xtensa.h (along): Update.
337 * config/stormy16/stormy16.c Update.
338 (xstormy16_compute_stack_layout): Update.
339 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
340 (fr30_expand_prologue): Update.
341 * config/cris/cris.c (cris_conditional_register_usage): Update.
342 (cris_reg_saved_in_regsave_area): Update.
343 (cris_initial_frame_pointer_offset): Update.
344 (cris_simple_epilogue): Update.
345 (cris_expand_prologue): Update.
346 (cris_expand_epilogue): Update.
347 (cris_expand_pic_call_address): Update.
348 (cris_asm_output_symbol_ref): Update.
349 (cris_asm_output_label_ref): Update.
350 * config/cris/cris.md Update.
351 * config/iq2000/iq2000.c (compute_frame_size): Update.
352 (iq2000_expand_epilogue): Update.
353 * config/mt/mt.h (save_direction): Update.
354 * config/mn10300/mn10300.c (mn10300_function_value): Update.
355 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
356 (ia64_secondary_reload_class): Update.
357 * config/m68k/m68k.c (m68k_save_reg): Update.
358 (m68k_expand_prologue): Update.
359 (m68k_expand_epilogue): Update.
360 (legitimize_pic_address): Update.
361 * config/rs6000/rs6000.c (rs6000_got_register): Update.
362 (first_reg_to_save): Update.
363 (first_altivec_reg_to_save): Update.
364 (compute_vrsave_mask): Update.
365 (compute_save_world_info): Update.
366 (rs6000_stack_info): Update.
367 (spe_func_has_64bit_regs_p): Update.
368 (rs6000_ra_ever_killed): Update.
369 (rs6000_emit_eh_reg_restore): Update.
370 (rs6000_emit_allocate_stack): Update.
371 (rs6000_emit_prologue): Update.
372 (rs6000_emit_epilogue): Update.
373 (rs6000_output_function_epilogue): Update.
374 (output_profile_hook): Update.
375 (rs6000_elf_declare_function_name): Update.
376 * config/rs6000/rs6000.h (rs6000_args): Update.
377 * config/rs6000/rs6000.md: Update.
378 * config/mcore/mcore.c (mcore_expand_prolog): Update.
379 * config/arc/arc.c (arc_output_function_epilogue): Update.
380 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
381 * config/darwin.c (machopic_function_base_name): Update.
382 * config/score/score3.c (score3_compute_frame_size): Update.
385 (score3_epilogue): Update.
386 * config/score/score7.c (score7_compute_frame_size): Update.
387 (score7_prologue): Update.
388 (score7_epilogue): Update.
389 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
390 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
391 * config/arm/arm.c (use_return_insn): Update.
392 (require_pic_register): Update.
393 (arm_load_pic_register): Update.
394 (arm_compute_save_reg0_reg12_mask): Update.
395 (arm_compute_save_reg_mask): Update.
396 (thumb1_compute_save_reg_mask): Update.
397 (output_return_instruction): Update.
398 (arm_output_function_prologue): Update.
399 (arm_output_epilogue): Update.
400 (arm_get_frame_offsets): Update.
401 (arm_expand_prologue): Update.
402 (thumb_pushpop): Update.
403 (thumb_exit): Update.
404 (thumb1_expand_prologue): Update.
405 (thumb1_expand_epilogue): Update.
406 (arm_unwind_emit): Update.
407 (arm_output_fn_unwind): Update.
408 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
409 * config/arm/arm.md: Update.
410 * config/pa/pa.md: Update.
411 * config/pa/pa.c (legitimize_pic_address): Update.
412 (compute_frame_size): Update.
413 (hppa_expand_prologue): Update.
414 (hppa_expand_epilogue): Update.
415 (borx_reg_operand): Update.
416 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
417 (HARD_REGNO_RENAME_OK): Update.
418 * config/mips/mips.c (mips_global_pointer): Update.
419 (mips_save_reg_p): Update.
420 (mips_compute_frame_info): Update.
421 (mips_frame_pointer_required): Update.
422 (mips_expand_prologue): Update.
423 (mips_expand_epilogue): Update.
424 (mips_can_use_return_insn): Update.
425 (mips_reorg_process_insns): Update.
426 * config/v850/v850.c (compute_register_save_size): Update.
427 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
428 * config/mmix/mmix.c (along): Update.
429 (mmix_expand_epilogue): Update.
430 * config/bfin/bfin.c (legitimize_pic_address): Update.
431 (must_save_p): Update.
432 (stack_frame_needed_p): Update.
433 (add_to_reg): Update.
434 (bfin_expand_prologue): Update.
435 * stmt.c (expand_asm_operands): Update.
436 * reload1.c (reload): Update.
437 (init_elim_table): Update.
439 2008-04-25 Bob Wilson <bob.wilson@acm.org>
441 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
443 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
445 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
447 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
448 (mov<mode>): Removed.
449 (*movv4sf_internal): Likewise.
450 (*movv2df_internal): Likewise.
452 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
454 * config.gcc (crx-*-elf): Remove deprecation.
456 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
458 * config/i386/cygming-crtend.c (register_frame_ctor): Register
459 __gcc_deregister_frame with atexit.
460 (deregister_frame_dtor): Remove.
462 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
463 Nathan Sidwell <nathan@codesourcery.com>
465 * config/rs6000/rs6000.opt (mspe): Remove Var property.
467 * config/rs6000/rs6000.h (rs6000_spe): Declare.
468 (rs6000_isel): Likewise.
469 * config/rs6000/rs6000.c (rs6000_spe): New variable.
470 (rs6000_isel): New variable.
471 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
473 2008-04-24 Jakub Jelinek <jakub@redhat.com>
476 * c-common.c (handle_vector_size_attribute): Call
477 lang_hooks.types.reconstruct_complex_type instead of
478 reconstruct_complex_type.
479 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
480 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
481 * langhooks.h (struct lang_hooks_for_types): Add
482 reconstruct_complex_type hook.
483 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
484 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
486 2008-04-24 Richard Guenther <rguenther@suse.de>
488 * c-common.h (check_builtin_function_arguments): Declare.
489 * c-common.c (validate_nargs): New function.
490 (check_builtin_function_arguments): Likewise.
491 * c-typeck.c (build_function_call): Call
492 check_builtin_function_arguments.
493 * builtins.c (fold_builtin_classify): Remove error reporting code.
494 (fold_builtin_unordered_cmp): Likewise.
495 (fold_builtin_1): Likewise.
496 (fold_builtin_n): Likewise.
498 2008-04-24 Jakub Jelinek <jakub@redhat.com>
500 PR tree-optimization/36008
501 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
502 the original op1, rather than delta by step.
504 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
505 Sebastian Pop <sebastian.pop@amd.com>
507 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
508 eliminate_local_variables_stmt, eliminate_local_variables,
509 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
510 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
511 of code delimited by two edges in the CFG.
512 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
513 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
514 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
515 the case of parallelisation of reductions.
516 (expr_invariant_in_region_p): New.
518 * tree-flow.h (gather_blocks_in_sese_region): Declared.
519 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
521 2008-04-24 Ira Rosen <irar@il.ibm.com>
522 Richard Guenther <rguenther@suse.de>
524 PR tree-optimization/36034
525 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
526 incapable of dealing with loads with gaps.
528 2008-04-24 Rafael Espindola <espindola@google.com>
530 * tree-flow.h (vrp_evaluate_conditional): Change signature.
531 * tree-ssa-propagate.c (fold_predicate_in): Update call to
532 vrp_evaluate_conditional.
533 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
534 (vrp_evaluate_conditional): Split the cond argument.
535 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
536 (simplify_stmt_for_jump_threading): Update call to
537 vrp_evaluate_conditional.
539 2008-04-24 Ira Rosen <irar@il.ibm.com>
541 PR tree-optimization/35982
542 * tree-vect-analyze.c (vect_check_interleaving): Check that the
543 interleaved data-refs are of the same type.
545 2008-04-24 Danny Smith <dannysmith@users.net>
547 * c-format.c (check_format_info_main): Use strncmp rather than a
548 magic prefix to handle multichar length specs.
549 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
550 Don't prefix "I64" and "I32" with '\0'.
552 2008-04-24 Jakub Jelinek <jakub@redhat.com>
555 * config/i386/i386.c (init_cumulative_args): Don't pass anything
556 in registers for -m32 only if stdarg_p (fntype).
558 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
560 PR rtl-optimization/36006
561 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
562 temp to op0 in order to avoid invalid rtx sharing.
564 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
566 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
567 check TREE_INVARIANT.
568 * tree-gimple.c (is_gimple_address): New.
569 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
570 * tree-gimple.h (is_gimple_address): New.
571 * tree.h (decl_address_invariant_p): New.
572 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
573 (build_string): Likewise.
574 (decl_address_invariant_p): New, from is_gimple_invariant_address.
575 (tree_invariant_p_1): Likewise.
577 (tree_invariant_p): New.
578 (skip_simple_arithmetic): Use it.
579 (stabilize_reference_1): Use it.
580 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
582 (build1_stat): Drop code to compute TREE_INVARIANT.
583 (build2_stat): Drop code to compute TREE_INVARIANT.
584 (build3_stat): Drop code to compute TREE_INVARIANT.
585 (build4_stat): Drop code to compute TREE_INVARIANT.
586 (build5_stat): Drop code to compute TREE_INVARIANT.
587 (build7_stat): Drop code to compute TREE_INVARIANT.
588 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
589 * tree.h (struct tree_base): Remove invariant_flag.
590 (TREE_INVARIANT): Remove.
591 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
592 (fold_builtin_expect): Check TREE_CONSTANT.
593 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
594 * c-tree.h (c_expr_to_decl): Drop third parameter.
595 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
596 (build_c_cast): Don't set TREE_INVARIANT.
597 (pop_init_level): Don't set TREE_INVARIANT.
598 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
599 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
601 (gimplify_init_constructor): Don't set TREE_INVARIANT.
602 (gimplify_addr_expr): Adjust comment.
603 * tree-mudflap.c (mf_build_string):
604 * print-tree.c (print_node): Don't print TREE_INVARIANT.
605 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
606 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
607 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
608 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
609 * langhooks.h (struct lang_hooks): Drop third parameter from
612 2008-04-23 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/27799
615 PR tree-optimization/32921
616 PR tree-optimization/32624
617 * tree-ssa-structalias.c (merge_smts_into): Only merge the
618 SMTs aliases and the tag itself into the solution.
619 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
620 merge the points-to solution back into the SMT aliases.
621 (may_alias_p): Use alias_set_subset_of instead of
622 aliases_conflict_p. A pointer which points to
623 memory with alias set zero may access any variable.
625 2008-04-23 Richard Guenther <rguenther@suse.de>
627 * alias.c (alias_set_subset_of): Correctly handle asking
628 if zero is a subset of an alias set with zero child.
629 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
630 (compute_flow_insensitive_aliasing): Correctly walk all
631 pointers. Do not unnecessarily union sets.
633 2008-04-23 Richard Guenther <rguenther@suse.de>
636 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
638 2008-04-22 Tomas Bily <tbily@suse.cz>
640 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
642 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
644 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
645 * tree-ssa-structalias.c (get_constraint_for): Likewise.
646 * tree-inline.c (estimate_num_insns_1): Likewise.
647 * varasm.c (const_hash_1, compare_constant, copy_constant)
648 (compute_reloc_for_constant, output_addressed_constants): Likewise.
649 * emit-rtl.c (component_ref_for_mem_expr)
650 (set_mem_attributes_minus_bitpos): Likewise.
651 * expr.c (highest_pow2_factor, expand_expr_real_1, )
652 (is_aligning_offset): Likewise.
653 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
654 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
655 * dojump.c (do_jump): Likewise.
656 * builtins.c (get_pointer_alignment, get_memory_rtx)
657 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
658 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
660 2008-04-23 Jakub Jelinek <jakub@redhat.com>
662 PR rtl-optimization/36017
663 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
664 expanding the library call.
666 2008-04-22 Ian Lance Taylor <iant@google.com>
668 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
671 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
673 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
674 of LR/CTR moves for Power6.
676 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
679 * passes.c (init_optimization_passes): Remove
680 pass_fast_rtl_byte_dce.
682 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
685 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
686 builtin functions to generate faster code.
687 (_mm_cvtpu16_ps): Ditto.
688 (_mm_cvtpi32x2_ps): Ditto.
690 2008-04-22 Nick Clifton <nickc@redhat.com>
692 * common.opt (ftree-loop-distribution): Add Optimization
695 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
696 (frv_expand_builtin_va_start): Likewise.
698 * config/arm/arm.c (thumb_find_work_register): Fix location of
699 argument register count.
701 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
703 Support scheduling for ColdFire V1 and V3 microarchitecture.
704 Improve scheduling of multiplication instructions.
706 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
707 (mac): New instruction attribute.
708 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
709 (m68k_sched_mac): New variable.
710 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
711 Handle cfv1 and cfv3.
712 (max_insn_size): New static variable.
713 (struct _sched_ib): New type.
714 (sched_ib): New static variable.
715 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
716 to fields of 'struct _sched_ib sched_ib'. Update all uses.
717 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
719 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
720 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
721 new variables. Update.
722 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
723 Add modeling of cfv3 instruction buffer. Update.
724 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
725 * config/m68k/m68k.h (TUNE_CFV3): New macro.
726 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
727 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
728 a particular reservation applies to.
729 (type2): Reorganize attribute values. Rename alu to alu_reg,
730 alu_l to alu, move_l to omove. Join move to alu. Split mul
732 (cf_ib_*): Simplify description of instruction buffer.
733 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
734 (cf_mem): Split into cf_mem1 and cf_mem2.
735 (cf_v2_move_??): Rename to cfv12_alu_??.
736 (cf_v2_move_l_??): Rename to cfv12_omove_??.
737 (cf_v2_mul_??): Remove reservations.
738 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
739 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
740 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
742 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
743 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
744 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
745 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
746 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
747 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
748 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
749 expansions of the above reservations for instructions of sizes
752 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
754 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
756 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
758 * coverage.c: Include tree-pass.h.
759 (coverage_counter_alloc): Print da_file_name to the dump file.
761 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
763 * sbitmap.c (sbitmap_range_empty_p): New function.
764 * sbitmap.h (sbitmap_range_empty_p): New function.
765 * bitmap.h: Now includes obstack.h.
767 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
768 Kenneth Zadeck <zadeck@naturalbridge.com>
770 * dbgcnt.def (ra_byte_scan): Added.
771 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
772 when the last hit happens for a counter.
773 * timevar.def (TV_DF_BYTE_LR): New variable.
774 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
775 * passes.c (pass_fast_rtl_byte_dce): New pass.
776 * fwprop.c (update_df): Added mode to call df_ref_create.
777 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
778 DF_REF_EXTRACT_OFFSET.
779 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
780 DF_BYTE_LR_OUT, df_byte_lr): New macro.
782 (df_ref_extract): Added mode field.
783 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
784 DF_REF_EXTRACT_OFFSET.
785 (DF_REF_EXTRACT_MODE): New macro.
786 (df_byte_lr_bb_info): New structure.
787 (df_print_byte_regset, df_compute_accessed_bytes,
788 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
789 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
790 df_byte_lr_simulate_uses,
791 df_byte_lr_simulate_artificial_refs_at_top,
792 df_byte_lr_simulate_artificial_refs_at_end,
793 df_compute_accessed_bytes): New function.
794 (df_ref_create): Add parameter.
795 (df_byte_lr_get_bb_info): New inline function.
796 * df-scan.c (df_ref_record, df_uses_record,
797 df_ref_create_structure): Added mode parameter.
798 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
799 df_defs_record, df_uses_record, df_get_conditional_uses,
800 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
801 df_entry_block_defs_collect, df_exit_block_uses_collect):
802 Added mode parameter to calls to df_ref_record, df_uses_record,
803 df_ref_create_structure.
804 (df_ref_equal_p, df_ref_compare): Added test for modes.
805 (df_ref_create_structure): Added code to set mode. Renamed
806 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
807 DF_REF_EXTRACT_OFFSET.
808 * df-core.c (df_print_byte_regset): New function.
809 * df-byte-scan.c: New file.
810 * df-problems.c (df_rd_transfer_function): Removed unnecessary
811 calls to BITMAP_FREE.
812 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
813 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
814 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
815 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
816 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
817 df_byte_lr_local_compute, df_byte_lr_init,
818 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
819 df_byte_lr_transfer_function, df_byte_lr_free,
820 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
821 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
822 df_byte_lr_simulate_uses,
823 df_byte_lr_simulate_artificial_refs_at_top,
824 df_byte_lr_simulate_artificial_refs_at_end): New function.
825 * dce.c (byte_dce_process_block): New function.
826 (dce_process_block): au is now passed in rather than computed
827 locally. Changed loops that look at artificial defs to not look
828 for conditional or partial ones, because there never are any.
829 (fast_dce): Now is able to drive byte_dce_process_block or
830 dce_process_block depending on the kind of dce being done.
831 (rest_of_handle_fast_dce): Add parameter to fast_dce.
832 (rest_of_handle_fast_byte_dce): New function.
833 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
834 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
836 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
839 * gcc.h: Added fortran options that take arguments to
840 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
843 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
845 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
846 scalarization if on the LHS and not a full access.
848 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
850 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
852 2008-04-18 Rafael Espindola <espindola@google.com>
854 * tree-vrp.c (find_case_label_index): Fix the binary search.
855 (find_case_label_range): New.
856 (vrp_visit_switch_stmt): Use find_case_label_range.
857 (simplify_switch_using_ranges): Use find_case_label_range.
859 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
861 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
862 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
864 2008-04-18 Tom Tromey <tromey@redhat.com>
867 * doc/cpp.texi (Implementation-defined behavior): Mention
870 2008-04-18 Ian Lance Taylor <iant@google.com>
872 * fold-const.c (pointer_may_wrap_p): New static function.
873 (fold_comparison): Add another test for pointer overflow. Use
874 pointer_may_wrap_p to disable some false positives.
876 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
878 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
879 (fname_as_string): Match updated cpp_interpret_string prototype.
880 (fix_string_type): Support char16_t* and char32_t*.
881 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
882 derivative) nodes. Register as builtin if C++0x.
883 (c_parse_error): Support CPP_CHAR{16,32}.
884 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
885 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
886 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
887 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
888 CTI_CHAR32_ARRAY_TYPE>: New elements.
889 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
890 char32_type_node, signed_char32_type_node, char16_array_type_node,
891 char32_array_type_node): New defines.
892 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
893 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
894 (lex_string): Support CPP_STRING{16,32}, match updated
895 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
896 (lex_charconst): Support CPP_CHAR{16,32}.
897 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
898 and CPP_STRING{16,32}.
900 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
903 * aclocal.m4: Regenerate.
904 * configure: Regenerate.
906 2008-04-18 Jan Hubicka <jh@suse.cz>
908 * except.c (dw2_size_of_call_site_table,
909 sjlj_size_of_call_site_table): Use vector API for call_site_record.
911 * cgraphbuild.c (build_cgraph_edges): Update.
912 * tree-pass.h: Update comment.
913 * final.c (leaf_function_p): Update.
914 (leaf_renumber_regs): Update.
915 (rest_of_clean_state): Update.
916 * omp-low.c (expand_omp_parallel): Update.
917 * ipa-reference.c (analyze_function): Update.
918 * reorg.c (find_end_label): Update.
919 (optimize_skip): Update.
920 (fill_simple_delay_slots): Update.
921 (fill_simple_delay_slots): Update.
922 (make_return_insns): Update.
923 (dbr_schedule): Update.
924 * gimple-low.c (record_vars_into): Update.
925 * cfgbuild.c (make_edges): Update.
926 * function.c (assign_stack_local): Update.
927 (assign_parm_adjust_stack_rtl): Update.
928 (locate_and_pad_parm): Update.
929 (allocate_struct_function): Do not initialize stack_alignment_needed
930 and preferred_stack_boundary here.
931 (stack_protect_prologue): Update.
932 (stack_protect_epilogue): Update.
933 (expand_function_start): Initialize stack_alignment_needed,
934 preferred_stack_boundary and max_jumptable_ents.
935 (expand_function_end): Update.
936 (free_after_compilation): Do not NULLify epilogue_delay_list.
937 * function.h (struct rtl_data): Add stack_protect_guard,
938 stack_alignment_needed,
939 preferred_stack_boundary, epilogue_delay_list.
940 (struct function): Remove value_histograms, stack_alignment_needed,
941 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
943 unexpanded_var_list, stack_protect_guard.
944 (current_function_epilogue_delay_list): Remove.
945 * ipa-type-escape.c (analyze_function): Update.
946 * gimplify.c (pop_gimplify_context): Update comment.
947 * calls.c (expand_call): Update.
948 (emit_library_call_value_1): Update.
949 * except.c (set_nothrow_function_flags): Update.
950 * cfgexpand.c (get_decl_align_unit): Update.
951 (create_stack_guard): Update.
952 (estimated_stack_frame_size): Update.
953 (expand_used_vars): Update.
954 (tree_expand_cfg): Free histogram earliers, init expansion variables.
955 * explow.c (allocate_dynamic_stack_space): Update.
956 * tree-ssa-live.c (remove_unused_locals): Update.
957 * varasm.c (mark_constant_pool): Update.
958 * tree-inline.c (remap_decls): Update.
959 (initialize_cfun): Update.
960 (declare_return_variable): Update.
961 (inline_forbidden_p): Update.
962 (expand_call_inline): Update.
963 (declare_inline_vars): Update.
964 (tree_function_versioning): Update.
965 * tree-flow.h (value_histograms): New.
966 (VALUE_HISTOGRAMS): New macro.
967 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
969 * tree-cfg.c (set_bb_for_stmt): Update.
970 (replace_by_duplicate_decl): Update.
971 (move_block_to_fn): Update.
972 (new_label_mapper): Update.
973 (dump_function_to_file): Update.
974 * ipa-struct-reorg.c (build_data_structure): Update.
975 * cfgrtl.c (print_rtl_with_bb): Update.
976 * reload1.c (reload): Update.
978 * config/i386/i386.c (setup_incoming_varargs_64,
979 ix86_compute_frame_layout): Update.
980 * config/arc/arc.c (arc_output_function_epilogue): Update.
982 2008-04-18 Marius Strobl <marius@FreeBSD.org>
984 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
986 * gthr-posix95.h: Likewise.
988 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
990 PR rtl-optimization/35838
991 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
992 out the byte offset of the first subreg.
994 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
996 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
997 to split_ti instead of three separate calls with single member arrays.
998 (subti3 splitter): Ditto.
999 (adddi3 splitter): Ditto with split_di.
1000 (subdi3 splitter): Ditto.
1001 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1002 two separate calls with single member arrays. Swap match_dup
1003 operands 1 and 2 to better fit into the array.
1004 (negdi2 splitter): Ditto with split_di.
1005 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1006 two separate calls with single member arrays. Swap match_dup operands
1007 6 and 7 to better fit into the array.
1009 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1011 * config/i386/i386.c (sse_builtin_type): New.
1012 (bdesc_sse_args): Likewise.
1013 (bdesc_sse_3arg): Removed.
1014 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1015 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1016 IX86_BUILTIN_ROUNDPS.
1017 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1018 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1019 IX86_BUILTIN_ROUNDPS.
1020 (ix86_expand_sse_4_operands_builtin): Removed.
1021 (ix86_expand_sse_operands_builtin): New.
1022 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1023 and CODE_FOR_sse4_1_roundps.
1024 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1025 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1027 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1030 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1031 regs before frame pop when needed. If use_backchain_to_restore_sp
1032 then load backchain into a temp reg to restore vr and vrsave. Add
1033 code to restore vr after frame pop if possible.
1035 2008-04-17 Richard Guenther <rguenther@suse.de>
1037 * tree-vn.c (expressions_equal_p): Do not check type
1038 equality or compatibility before calling operand_equal_p.
1039 * fold-const.c (operand_equal_p): Check equivalence of
1040 integer constants before bailing out due to signedness or
1041 precision differences.
1042 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1043 spurious differences in type qualification. Ignore types
1044 for COMPONENT_REFs at all.
1046 2008-04-17 Christian Bruel <christian.bruel@st.com>
1048 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1049 msw_skip comparison.
1051 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1054 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1057 PR tree-optimization/35899
1058 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1059 rather than TREE_OPERAND.
1061 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1065 temporary registers. Change operand predicate to general_operand.
1066 (remainderxf3): Ditto.
1068 2008-04-16 Richard Guenther <rguenther@suse.de>
1070 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1071 * tree-affine.c (aff_combination_expand): Look through some
1074 2008-04-15 Doug Kwan <dougkwan@google.com>
1076 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1078 * tree-pretty-print.c (dump_generic_node): Ditto.
1079 * final.c (output_addr_const): Ditto.
1080 * dwarf2out.c (output_cfi): Ditto.
1081 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1082 * print-rtl.c (print_rtx): Ditto.
1083 * print-tree.c (print_node_brief, print_node): Ditto.
1084 * c-common.c (match_case_to_enum_1): Ditto.
1085 * sched-vis.c (print_value): Ditto.
1086 * config/i386/i386.c (print_operand): Cast to long unsigned int
1089 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1090 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1091 MS Windows VirtualProtect function.
1093 2008-04-15 Jan Hubicka <jh@suse.cz>
1095 * gengtype.c (write_root): Param_is argument is OK.
1096 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1097 * function.h: Include varray.h
1098 (rtl_eh): New stucture based on except.c one.
1099 (call_site_record): New forward declaration and vector type.
1100 * calls.c (emit_call_1): Do not call
1101 note_current_region_may_contain_throw.
1102 * except.c (eh_status): Remove cur_region, try_region since they are
1104 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1105 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1106 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1107 Remove call_site_data_used, call_site_data_size.
1108 Turn call_site_record into vector in function.h.
1109 (note_current_region_may_contain_throw): Remove.
1110 (get_exception_pointer, get_exception_filter): Do not take struct
1111 function argument; update.
1112 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1113 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1114 build_post_landing_pads, dw2_build_landing_pads,
1115 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1116 sjlj_emit_function_enter, sjlj_emit_function_enter,
1117 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1118 sjlj_build_landing_pads, finish_eh_generation,
1119 remove_exception_handler_label, remove_eh_handler,
1120 maybe_remove_eh_handler, add_reachable_handler,
1121 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1122 add_action_record, collect_one_action_chain, add_call_site,
1123 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1124 sjlj_output_call_site_table, output_function_exception_table,
1125 * except.h (note_current_region_may_contain_throw): Remove
1126 (get_exception_pointer, get_exception_filter): Do not take struct
1128 * Makefile.in (GTFILES): Put varargs before struct function.
1130 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1132 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1133 punt for STRING_CST.
1134 (get_constraint_for): Deal with STRING_CST here instead.
1136 2008-04-15 Richard Guenther <rguenther@suse.de>
1138 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1139 statements in a basic-block with a backward walk. Do not
1140 substitute into dead statements but instead remove those.
1142 2008-04-15 Richard Guenther <rguenther@suse.de>
1144 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1145 to zero, thus disable creation of SFTs.
1147 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1149 * tree-predcom.c (suitable_reference_p): Return false if the
1150 reference can throw.
1152 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1155 * c-decl.c (finish_decl): If extern or static var has variable
1156 size, set TREE_TYPE (decl) to error_mark_node.
1158 2008-04-15 Rafael Espindola <espindola@google.com>
1160 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1163 2008-04-15 Richard Guenther <rguenther@suse.de>
1165 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1166 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1167 (visit_reference_op_load): Do walk vuse-vdef chains on
1168 vn_reference_lookup.
1169 (visit_reference_op_store): But do not here.
1170 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1171 vn_reference_lookup.
1172 (vn_lookup_with_vuses): But do so here.
1174 2008-04-14 Ian Lance Taylor <iant@google.com>
1176 * fold-const.c (fold_overflow_warning): Remove assertion.
1178 2008-04-15 Ben Elliston <bje@au.ibm.com>
1180 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1181 temp1 local variables.
1183 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1186 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1187 ".text.unlikely" section as executable.
1189 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1191 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1192 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1193 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1194 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1195 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1196 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1197 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1199 2008-04-14 Ian Lance Taylor <iant@google.com>
1201 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1202 * fold-const.c (fold_comparison): If appropriate, test
1203 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1204 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1205 reassociating a pointer type.
1206 * doc/invoke.texi (Optimize Options): Document that
1207 -fstrict-overflow applies to pointer wraparound.
1209 2008-04-13 Jan Hubicka <jh@suse.cz>
1211 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1213 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1215 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1216 we are going to "save the world".
1218 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1220 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1221 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1222 operand 0 constraint, not "=".
1224 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1226 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1228 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1230 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1231 of size of positions_needed * CHAR_BIT.
1233 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1236 * dse.c (store_info): Change positions_needed to unsigned
1238 (lowpart_bitmask): New.
1239 (record_store): Cast to unsigned HOST_WIDE_INT for
1240 positions_needed. Assert width <= size of positions_needed *
1241 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1242 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1243 lowpart_bitmask to set mask.
1245 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1247 * config/bfin/constraints.md: New file.
1248 * config/bfin/bfin.md: Include it.
1249 (adddi3): Use satisfies_constraint functions instead of the old macros.
1250 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1251 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1252 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1253 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1254 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1255 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1256 EXTRA_CONSTRAINT): Delete.
1257 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1258 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1260 * config/bfin/bfin.c: Include "tm-constrs.h".
1261 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1262 Use satisfies_constraint functions instead of the old macros.
1263 * doc/md.texi (Blackfin Constraints): Update file name reference.
1265 2008-04-11 Richard Guenther <rguenther@suse.de>
1267 PR tree-optimization/35869
1268 * tree-vrp.c (execute_vrp): Move switch statement update after
1269 jump threading. Schedule another cfg cleanup run.
1271 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1274 * attribs.c (decl_attributes): Return early on errorneous node.
1276 2008-04-10 Oleg Ryjkov <olegr@google.com>
1278 * tree.h (struct tree_base): Added a new flag default_def_flag.
1279 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1281 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1283 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1285 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1288 * pa.md: Define mode iterator P. Define mode attribute dwc.
1289 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1290 (icacheflush): Likewise.
1291 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1292 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1294 2008-04-11 Ben Elliston <bje@au.ibm.com>
1296 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1298 2008-04-10 Rafael Espindola <espindola@google.com>
1300 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1301 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1302 (extract_range_from_expr): The same.
1304 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1306 * config/mips/mips.md (GPR2): New mode iterator.
1308 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1309 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1310 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1311 Rewrite these to take two modes, the mode of comparison and the
1312 mode of the destination.
1313 * config/mips/mips.c (mips_expand_scc): Instead of having
1314 paradoxical subreg as destination, expand "narrowing" scc if mode
1315 of comparison is SI and target is requested in DI mode.
1316 (mips_emit_int_order_test): Update comment. Make mode of
1317 comparison match CMP0 rather than TARGET. When creating inverse
1318 target use mode of TARGET.
1320 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1322 * gcov-dump.c (tag_summary): Only print summaries for the first
1323 GCOV_COUNTERS_SUMMABLE counters.
1325 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1327 * config/i386/i386.md (absneg): New code iterator.
1328 (absnegprefix): New code attribute.
1329 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1330 patterns using absneg code iterator.
1331 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1332 using absneg code iterator.
1333 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1334 *neg<mode>2 patterns using absneg code iterator.
1335 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1336 *negextendsfdf2 patterns using absneg code iterator.
1337 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1338 *negextendsfxf2 patterns using absneg code iterator.
1339 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1340 *negextendsfdf2 patterns using absneg code iterator.
1341 * config/i386/sse.md (<code><mode>2): Macroize expander from
1342 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1344 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1346 * config/s390/s390.h: Remove the remains of the recent search
1347 & replace action of current_function_outgoing_args_size.
1349 2008-04-10 Ira Rosen <irar@il.ibm.com>
1351 PR tree-optimization/35821
1352 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1353 NEW_STMT_LIST is not NULL.
1355 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1358 * toplev.c (process_options): Remove -ffunction-sections debugging
1361 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1363 PR middle-end/PR28690
1364 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1365 than gen_rtx_fmt_ee to perform more canonicalizations.
1367 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1370 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1372 2008-04-09 Richard Guenther <rguenther@suse.de>
1374 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1375 (dump_function_to_file): Dump function arguments with types.
1377 2008-04-08 Richard Guenther <rguenther@suse.de>
1379 * fold-const.c (fold_widened_comparison): Do not allow
1380 sign-changes that change the result.
1382 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1385 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1386 kinds of indirect references.
1388 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1390 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1391 GNU Fortran language string.
1393 2008-04-08 Rafael Espindola <espindola@google.com>
1395 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1396 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1397 * tree.h (tree_call_nonnegative_warnv_p): New.
1399 2008-04-08 Jan Hubicka <jh@suse.cz>
1401 * function.c (free_after_compilation): Clear out regno_reg_rtx
1404 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1407 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1409 PR middle-end/PR28690
1410 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1411 same precedence as REG_POINTER and MEM_POINTER operands.
1413 2008-04-08 Richard Guenther <rguenther@suse.de>
1416 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1417 for adding index to base.
1419 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1421 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1422 (MINGW_ENABLE_EXECUTE_STACK): New.
1423 (IN_LIBGCC2): For libgcc include windows.h file for
1424 function declarations.
1426 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1428 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1429 and tem2 if tem1 is not a REG or MULT.
1431 2008-04-08 Jan Hubicka <jh@suse.cz>
1433 * function.h (incomming_args): Break out of struct function.
1434 (function_subsections): Break out of struct function.
1435 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1436 return_rtx and hard_reg_initial_vals from struct function.
1437 Kill inl_max_label_num.
1438 (current_function_pops_args, current_function_args_info,
1439 current_function_args_size, current_function_args_size,
1440 current_function_pretend_args_size,
1441 current_function_outgoing_args_size,
1442 current_function_internal_arg_pointer, current_function_return_rtx):
1443 Kill compatibility accestor macros.
1444 * builtins.c (expand_builtin_apply_args_1): Update.
1445 (expand_builtin_next_arg): Update.
1446 * df-scan.c (df_get_call_refs): Update.
1447 * dbxout.c (dbxout_function_end): Update.
1448 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1449 (output_line_info): Update.
1450 (secname_for_decl): Update.
1451 (dwarf2out_var_location): Update.
1452 * function.c (free_after_compilation): Update.
1453 (assign_parm_find_stack_rtl): Update.
1454 (assign_parms): Update.
1455 (expand_dummy_function_end): Update.
1456 (expand_function_end): Update.
1457 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1458 (expand_call): Update.
1459 (emit_library_call_value_1): Update.
1460 (store_one_arg): Update.
1461 * varasm.c (initialize_cold_section_name): Update.
1462 (unlikely_text_section): Update.
1463 (unlikely_text_section_p): Update.
1464 (assemble_start_function): Update.
1465 (assemble_end_function): Update.
1466 (default_section_type_flags): Update.
1467 (switch_to_section): Update.
1468 * integrate.c (set_decl_abstract_flags): Update.
1469 (get_hard_reg_initial_val): Update.
1470 (has_hard_reg_initial_val): Update.
1471 (allocate_initial_values): Update.
1472 * resource.c (init_resource_info): Update.
1473 * config/alpha/alpha.c (NUM_ARGS): Update.
1474 (direct_return): Update.
1475 (alpha_va_start): Update.
1476 (alpha_sa_size): Update.
1477 (alpha_initial_elimination_offset): Update.
1478 (alpha_expand_prologue): Update.
1479 (alpha_start_function): Update.
1480 (alpha_expand_epilogue): Update.
1481 (unicosmk_initial_elimination_offset):
1482 * config/alpha/alpha.md (call expander): Update.
1483 * config/s390/s390.c (s390_register_info): Update.
1484 (s390_register_info): Update.
1485 (s390_frame_info): Update.
1486 (s390_initial_elimination_offset): Update.
1487 (s390_build_builtin_va_list): Update.
1488 (s390_va_start): Update.
1489 * config/spu/spu.c (direct_return): Update.
1490 (spu_expand_prologue): Update.
1491 (spu_initial_elimination_offset): Update.
1492 (spu_build_builtin_va_list): Update.
1493 (spu_va_start): Update.
1494 * config/sparc/sparc.c (sparc_init_modes): Update.
1495 (sparc_compute_frame_size): Update.
1496 (function_value): Update.
1497 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1498 * config/i386/i386.md (return expander): Update.
1499 * config/i386/i386.c (ix86_va_start): Update.
1500 (ix86_can_use_return_insn_p): Update.
1501 (ix86_compute_frame_layout): Update.
1502 (ix86_expand_epilogue): Update.
1503 * config/sh/sh.c (output_stack_adjust): Update.
1504 (calc_live_regs): Update.
1505 (sh_expand_prologue): Update.
1506 (sh_builtin_saveregs): Update.
1507 (sh_va_start): Update.
1508 (initial_elimination_offset): Update.
1509 (sh_allocate_initial_value): Update.
1510 (sh_function_ok_for_sibcall): Update.
1511 (sh_get_pr_initial_val): Update.
1512 * config/sh/sh.md (return expander): Update.
1513 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1514 * config/crx/crx.c (crx_compute_frame): UPdate.
1515 (crx_initial_elimination_offset): UPdate.
1516 * config/xtensa/xtensa.c (compute_frame_size): Update
1517 (xtensa_builtin_saveregs): Update.
1518 (xtensa_va_start): Update.
1519 (order_regs_for_local_alloc): Update.
1520 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1521 (xstormy16_expand_builtin_va_start): Update.
1522 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1523 * config/m68hc11/m68hc11.md (return expanders): Update.
1524 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1525 (expand_epilogue): Update.
1526 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1527 (cris_simple_epilogue): Update.
1528 (cris_expand_prologue): Update.
1529 (cris_expand_epilogue): Update.
1530 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1531 (compute_frame_size): Update.
1532 * config/mt/mt.c (mt_compute_frame_size): Update.
1533 * config/mn10300/mn10300.c (expand_prologue): Update.
1534 (expand_epilogue): Update.
1535 (initial_offset): Update.
1536 (mn10300_builtin_saveregs):
1537 * config/mn10300/mn10300.md (return expander): Update.
1538 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1539 (ia64_initial_elimination_offset): Update.
1540 (ia64_initial_elimination_offset): Update.
1541 (ia64_expand_prologue): Update.
1542 * config/m68k/m68k.md (return expander): Update.
1543 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1544 (rs6000_stack_info): Update.
1545 * config/mcore/mcore.c (layout_mcore_frame): Update.
1546 (mcore_expand_prolog): Update.
1547 * config/arc/arc.c (arc_compute_frame_size): Update.
1548 * config/score/score3.c (score3_compute_frame_size): Update.
1549 * config/score/score7.c (score7_compute_frame_size): Update.
1550 * config/arm/arm.c (use_return_insn): Update.
1551 (thumb_find_work_register): Update.
1552 (arm_compute_save_reg_mask): Update.
1553 (arm_output_function_prologue): Update.
1554 (arm_output_epilogue): Update.
1555 (arm_size_return_regs): Update.
1556 (arm_get_frame_offsets): Update.
1557 (arm_expand_prologue): Update.
1558 (thumb_exit): Update.
1559 (thumb_unexpanded_epilogue): Update.
1560 (thumb1_output_function_prologue): Update.
1561 * config/pa/pa.md (return expander): Update.
1562 * config/pa/pa.c (compute_frame_size): Update.
1563 (hppa_builtin_saveregs): Update.
1564 * config/mips/mips.c (mips_va_start): Update.
1565 (mips16_build_function_stub): Update.
1566 (mips_compute_frame_info): Update.
1567 (mips_restore_gp): Update.
1568 (mips_output_function_prologue): Update.
1569 (mips_expand_prologue): Update.
1570 * config/v850/v850.c (compute_frame_size): Update.
1571 (expand_prologue): * config/mmix/mmix.c (along): update.
1572 (mmix_initial_elimination_offset): update.
1573 (mmix_reorg): update.
1574 (mmix_use_simple_return): update.
1575 (mmix_expand_prologue): update.
1576 (mmix_expand_epilogue): Update.
1577 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1578 (emit_link_insn): Update.
1580 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1582 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1583 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1585 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1588 2008-04-07 Jan Hubicka <jh@suse.cz>
1590 * function.h (rtl): Rename to x_rtl.
1592 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1593 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1594 used_temp_slots avail_temp_slots, temp_slot_level,
1595 nonlocal_goto_handler_labels): Update accesstors.
1596 (rtl): New global variable.
1597 (struct function): Move some fileds to rtl_data.
1598 (get_arg_pointer_save_area): Update prototype.
1599 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1600 get_arg_pointer_save_area.
1601 * expr.c (init_expr): Update
1602 * function.c (get_frame_size): Update
1603 (assign_stack_local): Update
1604 (expand_function_end): Update.
1605 (get_art_pointer_save_area): Update
1607 * emit-rtl.c (rtl): Declare.
1608 (regno_reg_rtx): Declare.
1609 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1611 (gen_reg_rtx): Update.
1612 * varasm.c (n_deferred_constatns): Update accestor.
1613 (init_varasm_status): Do not allocate varasm_status.
1614 (force_const_mem, get_pool_size, output_constant_pool): Update.
1615 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1616 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1617 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1618 * sparc/sparc.h (INIT_EXPANDERS): Update.
1619 * ia64/ia64.h (INIT_EXPANDERS): Update.
1621 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1623 * reload.c (push_secondary_reload): Add missing break to for loop.
1625 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1627 PR middle-end/PR28690
1628 * rtlanal.c: Update copyright years.
1629 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1630 as REG_POINTER and MEM_POINTER operands.
1631 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1632 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1633 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1634 * gcse.c: Update copyright years.
1635 (pre_delete): Call gen_reg_rtx_and_attrs.
1636 (hoist_code): Likewise.
1637 (build_store_vectors): Likewise.
1638 (delete_store): Likewise.
1639 * loop-invariant.c (move_invariant_reg): Likewise.
1640 Update copyright years.
1642 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1644 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1645 control string instead of quoted.
1647 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1649 * doc/rtl.texi: Rewrite of subreg section.
1651 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1654 * config/i386/i386.c (legitimize_pic_address): Add treating
1655 of dllimport SYM_REF's.
1656 (legitimize_dllimport_symbol): Add prototype.
1658 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1660 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1661 reference in constructor with non self-referential type.
1663 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1665 Removal of Return with Depressed Stack Pointer support
1666 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1667 (ECF_SP_DEPRESSED): Likewise.
1668 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1669 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1670 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1671 (expand_call): Do not test ECF_SP_DEPRESSED.
1672 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1673 * function.c (keep_stack_depressed): Delete.
1674 (handle_epilogue_set): Likewise.
1675 (update_epilogue_consts): Likewise.
1676 (emit_equiv_load): Likewise.
1677 (thread_prologue_and_epilogue_insns): Remove support for Return with
1678 Depressed Stack Pointer.
1679 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1681 2008-04-06 Richard Guenther <rguenther@suse.de>
1683 PR tree-optimization/35400
1684 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1685 information from SSA_NAMEs.
1687 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1689 * config/avr/avr.h (avr_mega_p): Remove declaration.
1690 (AVR_MEGA): Remove macro.
1691 * config/avr/avr.c (avr_mega_p): Remove variable.
1692 (avr_override_options): Remove inicializion of avr_mega_p.
1693 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1694 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1695 (avr_jump_mode): (Ditto.).
1696 (avr_output_progmem_section_asm_op): (Ditto.).
1697 (avr_asm_init_sections): (Ditto.).
1698 (avr_asm_init_sections): (Ditto.).
1699 (avr_rtx_costs): (Ditto.).
1700 * config/avr/avr.md: (Ditto.).
1701 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1704 2008-04-06 Richard Guenther <rguenther@suse.de>
1706 PR tree-optimization/35842
1707 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1708 is_gimple_invariant_address.
1710 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1712 * gcc.c (default_compilers): Sync Fortran extensions list with
1713 that in fortran/lang-specs.h.
1714 * doc/invoke.texi: Likewise.
1715 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1716 * dwarf2out.c (gen_compile_unit_die): Likewise.
1718 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1720 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1722 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1725 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1726 attribute is used for nested functions.
1728 2008-04-05 Jan Hubicka <jh@suse.cz>
1730 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1732 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1734 (dump_files): Update.
1735 (enable_rtl_dump_file): Do not accept letter argument.
1736 * tree-pass.h (dump_file_info): Remove letter argument.
1737 * toplev.c (decode_d_option): Update -da handling.
1738 * toplev.h (enable_rtl_dump_file): Update prototype.
1739 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1740 it out based on pass type.
1741 (register_dump_files_1): Likewise.
1742 (init_optimization_passes): Update register_one_dump_file calls.
1743 (execute_one_pass): Sanity check that IPA passes are called at IPA
1744 level and RTL passes at RTL level.
1745 (execute_pass_list): IPA pass can not be after or subpass of
1747 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1748 disallov RTL subpasses of IPA subpasses.
1750 2008-04-05 Ben Elliston <bje@au.ibm.com>
1752 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1753 builtins that return exactly once and do not throw. Cache call to
1756 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1758 PR rtl-optimization/34916
1760 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1761 between instruction pairs.
1763 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1765 * doc/invoke.texi: Document -mbitops for SH.
1766 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1767 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1768 * config/sh/sh.c (print_operand): Add %t operand code.
1769 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1770 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1771 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1772 (extendqihi2): Likewise.
1773 (movqi_i): Likewise.
1774 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1775 (extv): Use bld instruction for SH2A if possible.
1777 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1778 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1779 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1780 (bset.b, bclr.b): Define peepholes.
1781 * config/sh/sh.opt (mbitops): New option.
1783 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1786 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1787 and view convert expression.
1789 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1792 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1794 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1796 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1798 * config/i386/cpuid.h (bit_AES): New.
1799 (bit_PCLMUL): Likewise.
1801 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1802 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1803 SSE2 if AES or PCLMUL is enabled.
1804 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1805 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1806 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1807 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1808 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1809 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1810 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1811 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1812 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1813 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1814 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1815 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1816 __builtin_ia32_aeskeygenassist128 and
1817 __builtin_ia32_pclmulqdq128.
1818 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1819 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1820 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1822 * config/i386/i386.h (TARGET_AES): New.
1823 (TARGET_PCLMUL): Likewise.
1824 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1826 * config/i386/i386.md (UNSPEC_AESENC): New.
1827 (UNSPEC_AESENCLAST): Likewise.
1828 (UNSPEC_AESDEC): Likewise.
1829 (UNSPEC_AESDECLAST): Likewise.
1830 (UNSPEC_AESIMC): Likewise.
1831 (UNSPEC_AESKEYGENASSIST): Likewise.
1832 (UNSPEC_PCLMUL): Likewise.
1834 * config/i386/i386.opt (maes): New.
1835 (mpclmul): Likewise.
1837 * config/i386/sse.md (aesenc): New pattern.
1838 (aesenclast): Likewise.
1840 (aesdeclast): Likewise.
1842 (aeskeygenassist): Likewise.
1843 (pclmulqdq): Likewise.
1845 * config/i386/wmmintrin.h: New.
1847 * doc/extend.texi: Document AES and PCLMUL built-in function.
1849 * doc/invoke.texi: Document -maes and -mpclmul.
1851 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1853 * function.c (free_after_parsing): Replace with
1854 cxx_push_function_context from C++ front-end.
1855 (allocate_struct_function): Don't call langhook.
1856 * langhooks.h (struct lang_hooks_for_functions): Delete.
1857 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1859 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1860 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1861 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1862 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1863 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1864 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1865 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1867 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1868 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1870 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1873 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1876 2008-04-04 Richard Guenther <rguenther@suse.de>
1879 * fold-const.c (optimize_minmax_comparison): Use the correct
1880 type for the constant in the simplified comparison.
1882 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1884 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1885 Pass L2 size as "--param l2-cache-size" to the compiler.
1886 (decode_l2_cache): New function to decode L2 cache parameters using
1887 0x8000006 extended cpuid function.
1888 (detect_caches_amd): Determine parameters of L2 cache using
1889 decode_l2_caches function.
1890 (decode_caches_intel): Decode L2 cache parameters.
1891 (detect_caches_intel): Determine L2 cache parameters using
1892 decode_caches_intel and decode_l2_caches functions.
1894 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1896 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1897 secondary input reload for subword loads from the constant pool.
1899 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1902 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1903 constants of the appropriate size for runtime calculations.
1906 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1907 decimal-float literal constant zero.
1909 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1912 * c-parser.c (c_parser_omp_atomic): Call
1913 default_function_array_conversion on the RHS.
1916 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1917 call is_variable_sized if decl has incomplete type.
1919 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1921 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1923 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1925 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1927 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1928 (sgt<u>): Merge sgt and sgtu into new expander.
1929 (sgt, sgtu): Remove expanders.
1930 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1931 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1932 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1933 *sgtu_<mode>_mips16 into new pattern.
1934 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1935 (sge<u>): Merge sge and sgeu into new expander.
1936 (sge, sgeu): Remove expanders.
1937 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1939 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1940 (slt<u>): Merge slt and sltu into new expander.
1941 (slt, sltu): Remove expanders.
1942 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1943 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1944 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1945 *sltu_<mode>_mips16 into new pattern.
1946 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1947 (sle<u>): Merge sle and sleu into new expander.
1948 (sle, sleu): Remove expanders.
1949 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1950 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1951 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1952 *sleu_<mode>_mips16 into new pattern.
1953 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1955 2008-04-03 Jan Hubicka <jh@suse.cz>
1957 PR tree-optimization/35795
1958 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1959 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1960 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1961 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1962 * score/score3.c (score3_output_mi_thunk): Likewise.
1963 * score/score7.c (score7_output_mi_thunk): Likewise.
1964 * mips/mips.c (mips_output_mi_thunk): Likewise.
1966 2008-04-03 Richard Guenther <rguenther@suse.de>
1968 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1969 conversions. Simplify code.
1971 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1973 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1975 2008-04-03 Tom Tromey <tromey@redhat.com>
1976 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1978 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1979 * config/bfin/t-bfin-linux (generated_files): Add
1980 linux-sysroot-suffix.h.
1981 * doc/install.texi (Prerequisites): Require make 3.80.
1982 * doc/sourcebuild.texi (Front End Directory): Document new
1984 * Makefile.in (generated_files): New variable.
1985 (ALL_HOST_OBJS): New variable.
1986 ($(ALL_HOST_OBJS)): New target.
1988 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1990 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1991 (remap_block): Call id->transform_lang_insert_block instead
1993 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1994 Set id.transform_lang_insert_block to NULL.
1995 (clone_body): Move to cp/optimize.c
1996 * tree-inline.h (struct copy_body_data): Change
1997 transform_lang_insert_block to function pointer.
1998 (copy_generic_body, copy_decl_no_change): Export.
1999 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2000 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2001 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2003 * c-tree.h (insert_block): Kill.
2004 * c-decl.c (insert_block): Kill.
2006 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2008 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2009 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2010 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2012 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2013 argument, call {push,pop}_function_context from here.
2014 * c-parser.c: Use c_{push,pop}_function_context.
2016 * function.c (push_function_context_to): Move meat ...
2017 (push_function_context): ... here. Simplify.
2018 * function.c (pop_function_context_from): Move meat ...
2019 (pop_function_context): ... here. Simplify.
2020 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2022 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2023 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2024 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2025 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2027 2008-04-03 Ben Elliston <bje@au.ibm.com>
2029 * expmed.c (extract_force_align_mem_bit_field): Remove.
2031 2008-04-03 Richard Guenther <rguenther@suse.de>
2034 * expr.h (try_casesi): Adjust prototype.
2035 * expr.c (try_casesi): Take fallback label as extra parameter.
2036 Use that for gen_casesi if default_label is NULL.
2037 * stmt.c (expand_case): Pass fallback label to try_casesi,
2038 make sure to fill gaps with a fallback label if default_label
2041 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2044 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2046 2008-04-03 Ben Elliston <bje@au.ibm.com>
2048 * expmed.c (extract_split_bit_field): Remove if (0) code.
2049 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2050 (do_ds_constraint): Likewise.
2052 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2054 * doc/cppopts.texi (-dU): Document.
2055 * c-common.h (flag_dump_macros): Update comment.
2056 * c-opts.c (handle_OPT_d): Handle -dU.
2057 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2058 dump_queued_macros, cb_used_define, cb_used_undef): New.
2059 (init_pp_output): Handle -dU.
2060 (cb_line_change): Call dump_queued_macros.
2061 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2063 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2065 * config/avr/predicates.md (io_address_operand): New predicate.
2066 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2067 * config/avr/avr.c (avr_io_address_p): Remove function.
2068 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2069 'avr_io_address_p' function.
2070 (out_movhi_r_mr): (Ditto.).
2071 (out_movqi_mr_r): (Ditto.).
2072 (out_movhi_mr_r): (Ditto.).
2073 (avr_address_cost): (Ditto.).
2075 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2077 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2078 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2079 in 32bit mode when XMM registers are available to avoid store
2081 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2082 corresponding post-reload splitters.
2084 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2086 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2087 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2088 __builtin_ia32_roundss.
2089 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2090 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2091 __builtin_ia32_roundss.
2092 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2093 IX86_BUILTIN_SHUFPD here.
2095 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2097 * config/i386/i386.md (plogic): New.
2098 (plogicprefix): Likewise.
2100 * config/i386/mmx.md (mmx_<code><mode>3): New.
2101 (mmx_and<mode>3): Removed.
2102 (mmx_ior<mode>3): Likewise.
2103 (mmx_xor<mode>3): Likewise.
2105 * config/i386/sse.md (<code><mode>3): New.
2106 (*<code><mode>3): Likewise.
2107 (*<code><mode>3): Likewise.
2108 (<code><mode>3): Likewise.
2109 (*sse_<code><mode>3): Likewise.
2110 (*sse2_<code><mode>3): Likewise.
2111 (<code>tf3): Likewise.
2112 (*<code>tf3): Likewise.
2113 (and<mode>3): Likewise.
2114 (*and<mode>3): Likewise.
2115 (ior<mode>3): Removed.
2116 (*ior<mode>3): Likewise.
2117 (xor<mode>3): Likewise.
2118 (*xor<mode>3): Likewise.
2119 (*and<mode>3): Likewise.
2120 (*ior<mode>3): Likewise.
2121 (*xor<mode>3): Likewise.
2122 (and<mode>3): Likewise.
2123 (*sse_and<mode>3): Likewise.
2124 (*sse2_and<mode>3): Likewise.
2126 (*andtf3): Likewise.
2127 (ior<mode>3): Likewise.
2128 (*sse_ior<mode>3): Likewise.
2129 (*sse2_ior<mode>3): Likewise.
2131 (*iortf3): Likewise.
2132 (xor<mode>3): Likewise.
2133 (*sse_xor<mode>3): Likewise.
2134 (*sse2_xor<mode>3): Likewise.
2136 (*xortf3): Likewise.
2138 2008-04-02 Richard Guenther <rguenther@suse.de>
2140 PR tree-optimization/14495
2141 PR tree-optimization/34793
2142 * tree-vrp.c (struct switch_update): New structure.
2143 (to_remove_edges, to_update_switch_stmts): New VECs.
2144 (simplify_switch_using_ranges): New function. Remove not taken
2145 case labels and edges.
2146 (simplify_stmt_using_ranges): Call it.
2147 (identify_jump_threads): Mark edges we have queued for removal
2148 so we don't thread them.
2149 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2151 * tree-cfg.c (group_case_labels): Deal with missing default label.
2152 (tree_verify_flow_info): Allow missing default label.
2153 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2154 (emit_case_nodes): Likewise.
2155 (expand_case): Do not rely on the default label to be present.
2156 * expr.c (try_casesi): Deal with NULL default_label.
2157 (do_tablejump): Likewise.
2159 2008-04-02 Richard Guenther <rguenther@suse.de>
2161 PR tree-optimization/14495
2162 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2163 SWITCH_EXPR here ...
2164 (vrp_visit_switch_stmt): ... but here (new function).
2165 (find_case_label_index): New helper function.
2166 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2168 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2170 * fwprop.c: Fix ISO-C99ism.
2172 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2175 * Makefile.in (objdir): Set it here.
2176 * configure.ac: Not here. Find dynamic linker characteristics.
2177 * exec-tool.in: Use them.
2178 * aclocal.m4: Regenerate.
2179 * configure: Regenerate.
2181 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2183 * expr.c (expand_var): Delete it.
2184 * expr.h (expand_var): Delete prototype.
2185 * function.c (expand_function_start): Use expand_decl instead.
2186 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2189 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2191 PR rtl-optimization/35542
2192 * fwprop.c (forward_propagate_and_simplify): Replace
2193 loc_reg_mentioned_in_p with reg_mentioned_p.
2195 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2197 PR rtl-optimization/35281
2198 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2199 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2200 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2201 (varying_mem_p): Move above propagate_rtx.
2202 (all_uses_available_at): Do not check MEMs.
2204 2008-04-02 Rafael Espindola <espindola@google.com>
2206 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2207 (register_edge_assert_for_2): Split the cond argument.
2208 (register_edge_assert_for_1): Adjust for the change in
2209 register_edge_assert_for_2.
2210 (register_edge_assert_for): Split the cond argument.
2211 (find_switch_asserts): Adjust for the change in
2212 register_edge_assert_for.
2214 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2216 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2217 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2218 offsets for 64-bit mingw.
2219 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2220 abi for x86_64-pc-mingw.
2222 2008-04-02 Richard Guenther <rguenther@suse.de>
2224 * tree-vrp.c (extract_range_from_assert): Make sure to not
2225 produce range min/max with TREE_OVERFOW set.
2226 If merging a anti-range and a range keep the anti-range if
2227 the range covers all values of the type.
2228 (register_edge_assert_for_2): Only allow sign-changing
2229 conversions in detecting canonical range checks. Also
2230 register an assert for the unsigned name if useful.
2232 PR tree-optimization/35787
2233 * tree-vrp.c (vrp_val_max): New function.
2234 (vrp_val_min): Likewise.
2235 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2236 (vrp_val_is_min): Likewise.
2237 (supports_overflow_infinity): Use vrp_val_{min,max}.
2238 (negative_overflow_infinity): Likewise.
2239 (positive_overflow_infinity): Likewise.
2240 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2241 (is_positive_overflow_infinity): Likewise.
2242 (is_overflow_infinity): Likewise.
2243 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2244 vrp_val_is_{min,max}.
2245 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2246 to ranges if possible. Avoid empty ranges.
2248 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2251 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2252 the expression is a function address.
2254 2008-04-01 George Helffrich <george@gcc.gnu.org>
2256 PR fortran/35154, fortran/23057
2257 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2258 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2259 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2260 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2262 (dbxout_syms): Check for COMMON-based symbol and wrap in
2263 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2264 in bracket for efficiency.
2266 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2267 using DW_TAG_common_block + member offset.
2268 (add_pubname_string): New function.
2269 (dw_expand_expr): New function to find block name and offset for
2271 (common_check): New function to check whether symbol in Fortran COMMON.
2272 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2274 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2277 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2279 2008-04-02 Ben Elliston <bje@au.ibm.com>
2281 * config/v850/v850.md (casesi): Remove if (0) code.
2282 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2283 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2285 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2287 * config/i386/i386.md (rex64suffix): New mode attribute.
2288 (floathi<mode>2): Disable expander for SSE math.
2289 (*floathi<mode>2_1): New insn insn_and_split pattern.
2290 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2291 corresponding post-reload splitters.
2292 (*floathi<mode>2_i387): New macroized insn pattern.
2293 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2294 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2295 insn_and_split pattern.
2296 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2297 New macroized instruction patterns and corresponding post-reload
2299 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2300 and corresponding post-reload splitters.
2301 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2302 New macroized instruction patterns.
2303 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2304 macroized instruction patterns and corresponding post-reload splitters.
2305 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2306 corresponding post-reload splitters.
2307 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2308 New macroized instruction patterns.
2309 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2310 corresponding post-reload splitters.
2311 (*floatsi<mode>2_i387): New macroized instruction patterns.
2313 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2315 * config/i386/i386.md (smaxmin): New.
2316 (umaxmin): Likewise.
2317 (maxminiprefix): Likewise.
2318 (maxminfprefix): Likewise.
2319 (<code><mode>3): Likewise.
2320 (smin<mode>3): Removed.
2321 (smax<mode>3): Likewise.
2323 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2324 (mmx_<code>v4hi3): Likewise.
2325 (mmx_<code>v8qi3): Likewise.
2326 (mmx_smaxv2sf3): Removed.
2327 (mmx_sminv2sf3): Likewise.
2328 (mmx_umaxv8qi3): Likewise.
2329 (mmx_smaxv4hi3): Likewise.
2330 (mmx_uminv8qi3): Likewise.
2331 (mmx_sminv4hi3): Likewise.
2333 * config/i386/sse.md (<addsub><mode>3): New.
2334 (*<addsub><mode>3): Likewise.
2335 (<sse>_vm<addsub><mode>3): Likewise.
2336 (<maxmin><mode>3): Likewise.
2337 (*<maxmin><mode>3_finite): Likewise.
2338 (*<maxmin><mode>3): Likewise.
2339 (<sse>_vm<maxmin><mode>3): Likewise.
2340 (sse3_h<addsub>v4sf3): Likewise.
2341 (sse3_h<addsub>v2df3): Likewise.
2342 (<maxmin>v16qi3): Likewise.
2343 (*<maxmin>v16qi3): Likewise.
2344 (<maxmin>v8hi3): Likewise.
2345 (*<maxmin>v8hi3): Likewise.
2346 (*sse4_1_<maxmin><mode>3): Likewise.
2347 (*sse4_1_<maxmin><mode>3): Likewise.
2348 (add<mode>3): Removed.
2349 (*add<mode>3): Likewise.
2350 (<sse>_vmadd<mode>3): Likewise.
2351 (sub<mode>3): Likewise.
2352 (*sub<mode>3): Likewise.
2353 (<sse>_vmsub<mode>3): Likewise.
2354 (smin<mode>3): Likewise.
2355 (*smin<mode>3_finite): Likewise.
2356 (*smin<mode>3): Likewise.
2357 (<sse>_vmsmin<mode>3): Likewise.
2358 (smax<mode>3): Likewise.
2359 (*smax<mode>3_finite): Likewise.
2360 (*smax<mode>3): Likewise.
2361 (<sse>_vmsmax<mode>3): Likewise.
2362 (sse3_haddv4sf3): Likewise.
2363 (sse3_haddv2df3): Likewise.
2364 (sse3_hsubv4sf3): Likewise.
2365 (sse3_hsubv2df3): Likewise.
2366 (umaxv16qi3): Likewise.
2367 (*umaxv16qi3): Likewise.
2368 (smaxv8hi3): Likewise.
2369 (*smaxv8hi3): Likewise.
2370 (*sse4_1_smax<mode>3): Likewise.
2371 (*sse4_1_umax<mode>3): Likewise.
2372 (uminv16qi3): Likewise.
2373 (*uminv16qi3): Likewise.
2374 (sminv8hi3): Likewise.
2375 (*sminv8hi3): Likewise.
2376 (*sse4_1_smin<mode>3): Likewise.
2377 (*sse4_1_umin<mode>3): Likewise.
2379 2008-04-01 Rafael Espindola <espindola@google.com>
2381 * tree-cfg.c (verify_expr): remove in_phi.
2382 (verify_stmt): Don't call walk_tree with verify_expr. Use
2383 is_gimple_min_invariant instead of is_gimple_val.
2385 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2387 * doc/include/gpl_v3.texi: Update for manpage generation.
2388 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2390 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2391 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2392 gpl_v3.texi instead of gpl.texi.
2395 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2398 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2400 2008-04-01 Rafael Espindola <espindola@google.com>
2402 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2403 (extract_code_and_val_from_cond): Use
2404 extract_code_and_val_from_cond_with_ops.
2406 2008-04-01 Jan Hubicka <jh@suse.cz>
2408 * function.c (free_after_compilation): Free epilogue_delay_list.
2409 (prepare_function_start): Assert that previous compilation was freed.
2411 2008-04-01 Jan Hubicka <jh@suse.cz>
2412 Jim Wilson <wilson@tuliptree.org>
2413 Andreas Tobler <andreast@gcc.gnu.org>
2416 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2417 rtl.emit instead cfun->emit.
2418 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2419 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2421 2008-04-01 Ben Elliston <bje@au.ibm.com>
2423 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2425 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2427 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2429 (fprofile-use): Add var flag_profile_use
2430 * coverage.c (coverage_begin_output): Do not open a gcno file for
2431 output only if -ftest-coverage is set.
2432 Do not add getpwd() to gcda file path.
2433 (build_gcov_info): Check the new flag
2434 flag_profile_datafile_relative_path.
2435 (coverage_init): Use profile_data_prefix.
2436 Read profile counter only if flag_profile_use is set.
2437 * opts.c (common_handle_option): New option fprofile-use=,
2438 fprofile-dir=, fprofile-generate=.
2439 * toplev.c (profile_data_prefix): New variable definition.
2440 * toplev.h (profile_data_prefix): New declaration.
2441 * doc/invoke.tex (Option Summary, Optimization Options):
2444 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2446 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2447 use tmp consistently.
2450 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2451 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2452 UNSPEC_FR_RECIP_APPROX_RES.
2453 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2455 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2458 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2460 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2463 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2464 element of the vector via a pointer.
2466 2008-03-31 Ian Lance Taylor <iant@google.com>
2468 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2470 2008-03-31 Jan Hubicka <jh@suse.cz>
2472 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2473 get_arg_pointer_save_area.
2474 * expr.c (init_expr): Just clear out rtl.expr.
2475 * function.c (free_after_compilation): Clear out whole RTL structure.
2476 (get_func_frame_size): Merge into ...
2477 (get_frame_size): ... this one.
2478 (assign_stack_local_1): Merge into ...
2479 (assign_stack_local): ... this one.
2480 (expand_function_end): Update call of get_arg_pointer_save_area.
2481 (get_art_pointer_save_area): Remove cfun argument.
2482 * function.h (emit_status): regno_pointer_align does not need length
2483 attribute. Move x_regno_reg_rtx to ...
2484 (regno_reg_rtx): ... new global array.
2485 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2486 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2487 apply_args_value, forced_labels, stack_pointer_delta):
2489 (struct varasm_status): Move here from varasm.c
2490 (struct rtl_data): New. Move here some fields from struct function.
2491 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2492 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2493 used_temp_slots avail_temp_slots, temp_slot_level,
2494 nonlocal_goto_handler_labels): Update accesstors.
2495 (rtl): New global variable.
2496 (struct function): Move some fileds to rtl_data.
2497 (get_arg_pointer_save_area): Update prototype.
2498 * emit-rtl.c (rtl): Declare.
2499 (regno_reg_rtx): Declare.
2500 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2502 (gen_reg_rtx): Update.
2503 (init_virtual_regs): Do not tate emit_status argument.
2504 (init_emit): Do not allocate emit.
2505 * varasm.c (varasm_statuc): Move to function.h.
2506 (n_deferred_constatns): Update accestor.
2507 (init_varasm_status): Do not allocate varasm_status.
2508 (force_const_mem, get_pool_size, output_constant_pool): Update.
2509 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2510 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2512 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2514 PR rtl-optimization/35729
2515 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2518 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2521 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2522 load/store if memory is unaligned.
2523 (*movti_rex64): Likewise.
2525 * config/i386/predicates.md (misaligned_operand): New.
2527 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2530 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2533 2008-03-31 Jan Beulich <jbeulich@novell.com>
2535 * config/ia64/constraints.md: Add 'j' constraint.
2536 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2537 (movdi_internal): Likewise.
2539 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2542 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2544 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2547 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2548 proper error message for the third argument on blendpd and
2551 * config/i386/sse.md (blendbits): New.
2552 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2554 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2556 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2558 2008-03-30 Richard Guenther <rguenther@suse.de>
2561 * fold-const.c (fold_sign_changed_comparison): Do leave
2562 conversions to base-types alone.
2564 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2566 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2567 the link register if one altivec register is be saved.
2569 2008-03-30 Ben Elliston <bje@au.ibm.com>
2571 * final.c (final_scan_insn): Remove if (0) code.
2573 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2575 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2577 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2579 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2580 of V4SFmode to ix86_binary_operator_ok.
2582 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2584 * config/i386/i386.c (override_options): Initialize
2585 ix86_veclib_handler to ix86_veclibabi_svml when
2586 -mveclibabi=svml is used.
2587 (ix86_veclibabi_svml): New function for SVML ABI style
2588 vectorization support.
2589 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2591 2008-03-28 Rafael Espindola <espindola@google.com>
2593 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2594 (tree_binary_nonnegative_warnv_p): Make it public.
2595 (tree_single_nonnegative_warnv_p): Make it public.
2596 (tree_invalid_nonnegative_warnv_p): Make it public.
2597 (tree_unary_nonzero_warnv_p): Make it public.
2598 (tree_binary_nonzero_warnv_p): Make it public
2599 (tree_single_nonzero_warnv_p): Make it public.
2600 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2601 (extract_range_from_binary_expr): Split the expr argument.
2602 (extract_range_from_unary_expr): Split the expr argument.
2603 (extract_range_from_comparison): Split the expr argument.
2604 (extract_range_from_expr): Use the new aux functions.
2605 (vrp_evaluate_conditional_warnv): Use
2606 vrp_evaluate_conditional_warnv_with_ops.
2607 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2608 (tree_binary_nonzero_warnv_p): Declare.
2609 (tree_single_nonzero_warnv_p): Declare.
2610 (tree_expr_nonzero_warnv_p): Declare.
2611 (tree_unary_nonnegative_warnv_p): Declare.
2612 (tree_binary_nonnegative_warnv_p): Declare.
2613 (tree_single_nonnegative_warnv_p): Declare.
2614 (tree_invalid_nonnegative_warnv_p): Declare.
2616 2008-03-28 Richard Guenther <rguenther@suse.de>
2618 PR tree-optimization/30317
2619 PR tree-optimization/30911
2620 PR tree-optimization/34793
2621 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2622 (struct assert_locus_d): New member EXPR.
2623 (register_new_assert_for): Add EXPR parameter to support
2624 ASSERT_EXPR <name, expr OP limit>.
2625 (register_edge_assert_for_1): Adjust callers.
2626 (find_assert_locations): Likewise.
2627 (process_assert_insertions_for): Build condition from expression.
2628 (extract_range_from_assert): Handle ASSERT_EXPRs
2629 of the form ASSERT_EXPR <name, expr OP limit>.
2630 (register_edge_assert_for_2): New helper registering
2631 asserts for comparisons. Recognize range tests of the form
2632 (unsigned)i - CST1 OP CST2.
2633 (register_edge_assert_for_1): Use it.
2634 (register_edge_assert_for): Likewise.
2635 (needs_overflow_infinity): Integer sub-types
2636 do not need overflow infinities.
2637 (vrp_val_is_max): The extreme values of integer sub-types
2638 are those of the base type.
2639 (vrp_val_is_min): Likewise.
2640 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2643 2008-03-28 Nick Clifton <nickc@redhat.com>
2646 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2647 Return GENERAL_REGS for stack adjustment reloads.
2649 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2652 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2653 const_vector when all the vectors are constant.
2655 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2657 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2659 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2660 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2662 (s<code>_sf): Use new scc_sf attribute for opcode names.
2664 2008-03-27 Tom Tromey <tromey@redhat.com>
2666 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2667 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2668 config/spu/t-spu-elf, config/i386/t-interix,
2669 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2670 config/i386/x-darwin, config/i386/x-mingw32,
2671 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2672 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2673 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2674 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2675 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2676 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2677 config/score/t-score-elf, config/arm/t-strongarm-pe,
2678 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2679 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2680 Revert automatic dependency patch.
2682 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2685 * config/i386/i386.c (ix86_function_arg_boundary): Align
2686 decimal floating point to its natural boundary.
2688 2008-03-27 Richard Guenther <rguenther@suse.de>
2691 * fold-const.c (fold_comparison): Restrict distinct decl
2692 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2693 solely rely on operand_equal_p.
2695 2008-03-27 Richard Guenther <rguenther@suse.de>
2698 * c-common.c (handle_weak_attribute): Reject combination of
2701 2008-03-27 Richard Guenther <rguenther@suse.de>
2703 PR tree-optimization/32810
2704 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2705 conversions from DECL_INITIAL.
2706 (fold_const_aggregate_ref): Likewise from constructor elements.
2708 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2710 * tree-affine.h (aff_combination_expand): Declare.
2711 (get_inner_reference_aff): Likewise.
2712 * tree-affine.c (aff_combination_expand): Split out from
2713 tree_to_aff_combination_expand.
2714 (get_inner_reference_aff): New function.
2715 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2716 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2717 (struct lim_aux_data): sm_done field removed.
2718 (mem_ref_loc_p, mem_ref_locs_p): New types.
2719 (struct mem_ref): Added id, stored, accesses_in_loop,
2720 indep_loop, dep_loop, indep_ref, dep_ref fields.
2721 Removed is_stored, locs and next fields.
2722 (memory_accesses): New variable.
2723 (movement_possibility): Do not allow moving statements
2724 that store to memory.
2725 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2727 (determine_max_movement): For statements with memory references,
2728 find the outermost loop in that the reference is independent.
2729 (move_computations_stmt): Mark the virtual operands for renaming.
2730 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2731 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2732 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2733 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2734 create_vop_ref_mapping, analyze_memory_references,
2735 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2736 get_all_locs_in_loop, ref_always_accessed_p,
2737 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2738 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2739 store_motion_loop, store_motion): New functions.
2740 (struct vop_to_refs_elt): New type.
2741 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2742 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2743 (schedule_sm): Replaced by...
2744 (execute_sm): ... this.
2745 (determine_lsm_ref, hoist_memory_references,
2746 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2747 find_more_ref_vops, free_mem_ref, free_mem_refs,
2748 determine_lsm_loop, determine_lsm): Removed.
2749 (tree_ssa_lim_finalize): Free data structures used by store motion.
2750 (tree_ssa_lim): Call analyze_memory_references. Use
2751 store_motion instead of determine_lsm.
2753 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2755 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2756 rename tmake_file to m68hc11/t-m68hc11.
2757 (mcore): Set inhibit_libc to true.
2758 * config.host (alpha*-dec-*vms*): Set extra_programs.
2759 (interix3*): Don't use host_xmake_file.
2760 * configure.ac: Let config.gcc override inhibit_libc.
2761 * configure: Regenerate.
2763 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2764 * config/t-openbsd-thread: Remove commented out lines.
2766 * config/x-interix: Remove.
2768 * config/m68hc11/t-m68hc11-gas: Rename to...
2769 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2771 * config/mcore/t-mcore: Remove T_CFLAGS.
2772 * config/mcore/t-mcore-pe: Likewise.
2774 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2776 * configure.ac: Replace custom __GNU_SOURCE test with
2777 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2778 * aclocal.m4: Regenerate.
2779 * configure: Regenerate.
2780 * config.in: Regenerate.
2782 2008-03-27 Richard Guenther <rguenther@suse.de>
2784 * fold-const.c (target.h): Include.
2785 (fold_comparison): Fold comparison of addresses of decls
2786 that bind locally or of constants. Consolidate address folding code.
2787 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2788 results from fold_binary_to_constant.
2789 (compare_values_warnv): Likewise.
2791 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2794 * fold-const.c (fold_truthop): Check for integeral types when folding
2795 a == 0 && b == 0 and a != 0 || b != 0 .
2797 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2799 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2801 2008-03-26 Andreas Schwab <schwab@suse.de>
2803 * doc/invoke.texi: Fix use of @item vs. @itemx.
2805 2008-03-26 Tom Tromey <tromey@redhat.com>
2807 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2808 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2809 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2810 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2811 build/genconstants.o, build/genemit.o, build/genextract.o,
2812 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2813 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2816 2008-03-26 Richard Guenther <rguenther@suse.de>
2819 2008-03-26 Richard Guenther <rguenther@suse.de>
2821 * fold-const.c (target.h): Include.
2822 (fold_comparison): Fold comparison of addresses of two decls
2823 that bind locally. Consolidate address folding code.
2825 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2827 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2828 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2829 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2830 dconstsqrt2, dconstthird, dconste and/or dconst10.
2831 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2832 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2833 dconstsqrt2, dconste): Delete.
2834 (init_emit_once): Likewise. Simplify initializing dconstm1.
2836 * real.c (get_real_const): New.
2837 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2838 dconstsqrt2, dconste): Delete.
2839 (real_value_const, get_real_const): New.
2841 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2843 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2845 * config/i386/i386.c (ix86_function_arg_boundary): Check
2846 BIGGEST_ALIGNMENT instead of 128.
2847 (setup_incoming_varargs_64): Likewise.
2849 2008-03-26 Tom Tromey <tromey@redhat.com>
2851 * Makefile.in (DEPFILES): Add missing '/'.
2853 2008-03-26 Richard Guenther <rguenther@suse.de>
2855 * fold-const.c (target.h): Include.
2856 (fold_comparison): Fold comparison of addresses of two decls
2857 that bind locally. Consolidate address folding code.
2859 2008-03-26 Nick Clifton <nickc@redhat.com>
2862 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2863 not allow INT+INT as a legitimate addressing mode.
2865 2008-03-26 Richard Guenther <rguenther@suse.de>
2867 * tree-flow.h (widen_bitfield): Remove declaration.
2868 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2869 (widen_bitfield): Remove function.
2870 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2873 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2876 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2879 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2881 PR rtl-optimization/35232
2882 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2883 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2884 reg_reloaded_call_part_clobbered here.
2885 (reload_regs_reach_end_p): New function.
2886 (reload_reg_rtx_for_input): New variable.
2887 (reload_reg_rtx_for_output): Likewise.
2888 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2889 when reassigning a pseudo register. Load reloadreg from
2890 reload_reg_rtx_for_input, moving the mode and register
2892 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2893 instead of the original when deciding whether an input reload
2894 would be a no-op or whether an output reload can be deleted.
2895 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2896 when setting up new_spill_reg_store. Load it from
2897 reload_reg_rtx_for_output, moving the mode and register
2899 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2900 instead of the original when deciding whether an output reload
2901 would be a no-op. Do the same when modifying insn notes.
2902 Use rtx_equal_p instead of == to compare the registers.
2903 (inherit_piecemeal_p): Take a mode and two register numbers
2905 (emit_reload_insns): Clear new_spill_reg_store for every hard
2906 register in the reload register. Remove spill registers
2907 from reg_reloaded_valid before considering whether to record
2908 inheritance information for them. Use reload_reg_rtx_for_output
2909 instead of reg_rtx when recording output reloads. Use
2910 reload_reg_rtx_for_input instead of reg_rtx when recording
2911 input reloads. Set or clear reg_reloaded_call_part_clobbered
2912 at the same time as setting reg_reloaded_valid.
2913 (delete_output_reload): Add a new_reload_reg parameter and use it
2914 instead of rld[j].reg_rtx.
2915 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2918 2008-03-25 Tom Tromey <tromey@redhat.com>
2920 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2921 (build/genattr.o): Likewise.
2922 (build/genattrtab.o): Likewise.
2923 (build/gencodes.o): Likewise.
2924 (build/genconfig.o): Likewise.
2925 (build/genconstants.o): Likewise.
2926 (build/genemit.o): Likewise.
2927 (build/genextract.o): Likewise.
2928 (build/genflags.o): Likewise.
2930 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2932 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2933 instead of size_int for integer types.
2934 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2935 to match type of MINUS_EXPR.
2937 2008-03-25 Tom Tromey <tromey@redhat.com>
2939 * configure: Rebuilt.
2940 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2943 2008-03-25 Tom Tromey <tromey@redhat.com>
2945 * config/x-solaris (host-solaris.o): Update.
2946 * config/x-linux (host-linux.o): Update.
2947 * config/x-hpux (host-hpux.o): Update.
2948 * config/x-darwin (host-darwin.o): Update.
2949 * config/v850/t-v850e (v850-c.o): Update.
2950 * config/v850/t-v850 (v850-c.o): Update.
2951 * config/t-vxworks (vxworks.o): Update.
2952 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2953 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2954 * config/spu/t-spu-elf (spu-c.o): Update.
2956 * config/sh/t-symbian (sh-c.o): Update.
2957 (symbian.o): Update.
2958 * config/sh/t-sh (sh-c.o): Update.
2959 * config/score/t-score-elf (score7.o, score3.o): Update.
2960 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2961 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2962 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2963 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2965 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2966 * config/m32c/t-m32c (m32c-pragma.o): Update.
2967 * config/ia64/t-ia64 (ia64-c.o): Update.
2968 * config/i386/x-mingw32 (host-mingw32.o): Update.
2969 * config/i386/x-i386 (driver-i386.o): Update.
2970 * config/i386/x-darwin (host-i386-darwin.o): Update.
2971 * config/i386/x-cygwin (host-cygwin.o): Update.
2972 * config/i386/t-nwld (nwld.o): Update.
2973 * config/i386/t-netware (netware.o): Update.
2974 * config/i386/t-interix (winnt.o): Update.
2975 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2976 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2977 msformat-c.o): Update.
2978 * config/bfin/t-bfin-linux (generated_files): Add
2979 linux-sysroot-suffix.h.
2980 * config/arm/t-wince-pe (pe.o): Update.
2981 * config/arm/t-strongarm-pe (pe.o): Update.
2982 * config/arm/t-pe (pe.o): Update.
2983 * config/arm/t-arm (arm-c.o): Update.
2984 * doc/install.texi (Prerequisites): Require make 3.80.
2985 * Makefile.in: Remove .o targets.
2986 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2987 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2988 (simple_generated_h, simple_generated_c): Move earlier.
2989 (generated_files): New variable.
2990 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2991 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2992 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2993 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2994 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2995 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2996 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2997 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2998 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2999 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3000 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3001 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3003 (COMPILE.base, COMPILE): New variables.
3004 (%.o): New pattern rule.
3005 (ALL_HOST_OBJS): New variable.
3006 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3007 (dummy-checksum.o, cc1-checksum.o): Remove.
3008 (DRIVER_SHLIB): New variable.
3009 (DRIVER_DEFINES): Use it.
3010 (gencondmd.c): Move out of build/.
3011 (s-conditions): Update.
3012 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3013 (ALL_BUILD_OBJS): Likewise.
3014 (build/%.o): Use BUILDCOMPILE.
3015 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3016 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3017 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3018 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3019 build/genconfig.o, build/genconstants.o, build/genemit.o,
3020 build/genextract.o, build/genflags.o, build/genmddeps.o,
3021 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3022 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3023 build/gen-protos.o, build/scan.o, build/fix-header.o,
3024 build/scan-decls.o): Simplify.
3025 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3026 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3027 prefix.o, toplev.o): Reduce to variable setting.
3028 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3029 ($(out_object_file), gcc-options.o): New targets.
3030 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3031 * configure: Rebuilt.
3032 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3033 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3035 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3037 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3038 complain when we hit an error, return ERROR_MARK_NODE.
3040 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3042 * config/sh/constraints.md (Pso, Psz): New constraints.
3043 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3044 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3046 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3048 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3049 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3051 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3053 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3054 (prefetch_sh2a): New.
3056 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3057 Naveen.H.S <naveen.hs@kpitcummins.com>
3059 * config/sh/constraints.md (I28): New constraint.
3060 * config/sh/sh.c (broken_move): Add support for movi20s.
3061 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3063 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3064 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3065 Naveen.H.S <naveen.hs@kpitcummins.com>
3067 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3068 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3069 (print_operand): Handle resbank in %@ operand code.
3070 (sh_encode_section_info): New.
3071 (push_regs): Add conditions for resbank.
3072 (sh_expand_epilogue): Likewise.
3073 (sh_insert_attributes): Likewise.
3074 (sh_attribute_table): Likewise.
3075 (sh_handle_resbank_handler_attribute): New.
3076 (sh2a_handle_function_vector_handler_attribute): New.
3077 (sh2a_is_function_vector_call): New.
3078 (sh2a_get_function_vector_number): New.
3079 (sh2a_function_vector_p): New.
3080 (sh_cfun_resbank_handler_p): New.
3081 * config/sh/sh.md (calli): Emit jsr/n if possible.
3082 (calli_tbr_rel): New.
3083 (calli_pcrel): Emit jsr/n if possible.
3084 (return_i): Emit rts/n if possible.
3085 (call_valuei_tbr_rel): New.
3086 (call_valuei_pcrel): Add condition for SH2A target.
3087 (call_value): Likewise.
3088 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3089 (sh2a_get_function_vector_number): Likewise.
3090 (sh2a_is_function_vector_call): Likewise.
3091 * doc/extend.texi: Document TBR relative addressing of SH2A.
3092 (resbank): Add description for SH2A.
3094 2008-03-24 Richard Guenther <rguenther@suse.de>
3097 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3098 pointer assignments change conversions according to middle-end rules.
3099 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3100 * configure.ac: Include type checking in yes.
3101 * configure: Regenerate.
3103 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3105 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3106 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3108 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3110 * gthr-vxworks.h (UNUSED): Define.
3112 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3114 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3116 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3118 * doc/extend.texi (Function Attributes): Add missing comma in the
3119 example of the "alloc_size" attribute.
3121 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3124 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3126 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3129 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3132 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3133 of the underlying type of a MS bitfield layout to the natural
3134 alignment of the type.
3136 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3138 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3139 to their natural alignment to avoid store forwarding stalls.
3141 2008-03-22 Richard Guenther <rguenther@suse.de>
3143 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3144 For PHI nodes verify the address is invariant.
3145 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3146 (get_symbol_constant_value): Use is_gimple_min_invariant.
3147 (maybe_fold_stmt_indirect): Likewise.
3149 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3151 PR rtl-optimization/33927
3152 * Makefile.in (dse.o): Depend on $(TM_P_H).
3153 * expr.h (extract_low_bits): Declare.
3154 * expmed.c (extract_low_bits): New function.
3155 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3156 * dse.c: Include tm_p.h.
3157 (find_shift_sequence): Remove the read_reg argument and return the
3158 read value. Emit the instructions instead of returning them.
3159 Iterate on new_mode rather than calculating it each time.
3160 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3161 source to NEW_MODE and extract_low_bits to convert the shifted
3163 (replace_read): Allow the load and store to have different mode
3164 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3165 or extraction instructions before trying the replacement. Update
3166 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3168 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3170 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3171 to their natural alignment to avoid store forwarding stalls.
3173 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3176 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3177 encouraging but not allowing gprs for input;
3178 change the input constraint to !f#r.
3179 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3181 change the output constraint to !f#r.
3183 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3186 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3187 corresponding post-reload splitters.
3188 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3189 when x87 FP math is selected.
3190 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3191 New function prototype.
3192 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3193 unreachable function to ease macroization of insn patterns.
3195 2008-03-21 Martin Jambor <mjambor@suse.cz>
3197 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3198 reference dumps if ddr is NULL or dependence is unknown.
3200 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3202 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3203 unsigned extension into account.
3204 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3205 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3206 Do computations on a scratch register.
3208 2008-03-21 Richard Guenther <rguenther@suse.de>
3210 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3211 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3212 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3213 * tree-ssa-dom.c (record_equality): Likewise.
3214 * tree-inline.c (copy_body_r): Likewise.
3215 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3218 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3220 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3221 as 'delete_unused' argument.
3223 2008-03-20 Richard Guenther <rguenther@suse.de>
3225 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3226 special casing of constant qualifiers.
3227 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3228 care about them in general.
3229 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3230 regardless of their type.
3231 (fold_stmt_r): Forcefully fold *& if we end up with that.
3233 2008-03-20 Paul Brook <paul@codesourcery.com>
3235 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3236 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3238 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3240 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3241 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3243 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3245 * common.opt (Wmudflap): New option.
3246 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3247 (mx_register_decls): Likewise.
3248 (mudflap_finish_file): Likewise.
3249 * doc/invoke.texi: Document -Wno-mudflap.
3251 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3253 * c-format.c (replace_format_name_to_system_name): New.
3255 (convert_format_name_to_system_name): New.
3256 (decode_format_attr): Add use of convert_format_name_to_system_name.
3257 (format_types_orig): Add gnu_ prefix to names.
3258 (check_format_info_main): Special treating of \0 escaped names for
3259 supporting multi-character format specifiers as I32, I64.
3260 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3261 (gnu_target_overrides_format_attributes): New.
3262 * c-format.h: Add structure target_ovr_attr to hold
3263 system specific formatter names.
3264 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3265 msformat-c.o file to c_target_objs and cxx_target_objs.
3266 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3267 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3268 (TARGET_N_FORMAT_TYPES): New.
3269 * config/i386/msformat-c.c: New.
3270 * config/i386/t-cygming: Add build rule for msformat-c.o.
3271 * doc/extend.texi: Add new format names gnu_* and ms_* and
3273 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3275 2008-03-20 Ira Rosen <irar@il.ibm.com>
3277 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3278 optimizations turned on under -O3.
3279 (ftree-vectorize): Add that the flag is turned on with -O3.
3281 2008-03-20 Ben Elliston <bje@au.ibm.com>
3283 * regmove.c (try_auto_increment): Fix spelling error in comment.
3284 * final.c (final_scan_insn): Likewise.
3286 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3289 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3290 allocator preferences for "y" and "r" class registers.
3291 ("*mov<mode>_internal"): Ditto.
3292 ("*movv2sf_internal_rex64"): Ditto.
3293 ("*movv2sf_internal"): Ditto.
3295 2008-03-19 Michael Matz <matz@suse.de>
3298 * calls.c (expand_call): Check overlap of arguments with call
3299 address for sibcalls.
3301 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3304 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3305 of the underlying type of a MS bitfield layout to the natural
3306 alignment of the type.
3308 2008-03-19 Jan Hubicka <jh@suse.cz>
3311 * toplev.c (decode_d_option): Handle all CPP flags.
3312 * tree-vrp.c: Update tree_pass descriptors.
3313 * regrename.c: Update tree_pass descriptors.
3314 * fwprop.c: Update tree_pass descriptors.
3315 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3316 * tree-into-ssa.c: Update tree_pass descriptors.
3317 * tree-dump.c: Update tree_pass descriptors.
3318 * tree-complex.c: Update tree_pass descriptors.
3319 * tree-dump.h: Update tree_pass descriptors.
3320 * see.c: Update tree_pass descriptors.
3321 * cgraphbuild.c: Update tree_pass descriptors.
3322 * tracer.c: Update tree_pass descriptors.
3323 * tree-loop-distribution.c: Update tree_pass descriptors.
3324 * cgraph.c: Update tree_pass descriptors.
3325 * postreload-gcse.c: Update tree_pass descriptors.
3326 * postreload.c: Update tree_pass descriptors.
3327 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3328 * tree-tailcall.c: Update tree_pass descriptors.
3329 * tree-pass.h (tree_opt_pass): Rename to ...
3330 (opt_pass) ... this one; add "type" field and remove letter field.
3331 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3332 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3333 all_lowering_passes): Update declaration.
3334 * ipa-cp.c: Update tree_pass descriptors.
3335 * final.c: Update tree_pass descriptors.
3336 * omp-low.c: Update tree_pass descriptors.
3337 * tree-ssa-dse.c: Update tree_pass descriptors.
3338 * ipa-reference.c: Update tree_pass descriptors.
3339 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3340 * auto-inc-dec.c: Update tree_pass descriptors.
3341 * reorg.c: Update tree_pass descriptors.
3342 * cgraphunit.c: Update tree_pass descriptors.
3343 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3344 * tree-ssa-ccp.c: Update tree_pass descriptors.
3345 * df-core.c: Update tree_pass descriptors.
3346 * mode-switching.c: Update tree_pass descriptors.
3347 * tree-nomudflap.c: Update tree_pass descriptors.
3348 * modulo-sched.c: Update tree_pass descriptors.
3349 * ipa-pure-const.c: Update tree_pass descriptors.
3350 * cse.c: Update tree_pass descriptors.
3351 * web.c: Update tree_pass descriptors.
3352 * tree-stdarg.c: Update tree_pass descriptors.
3353 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3354 * tree-ssa-dom.c: Update tree_pass descriptors.
3355 * tree-nrv.c: Update tree_pass descriptors.
3356 * tree-ssa-alias.c: Update tree_pass descriptors.
3357 * loop-init.c: Update tree_pass descriptors.
3358 * gimple-low.c: Update tree_pass descriptors.
3359 * ipa-inline.c: Update tree_pass descriptors.
3360 * tree-ssa-sink.c: Update tree_pass descriptors.
3361 * global.c: Update tree_pass descriptors.
3362 * ifcvt.c: Update tree_pass descriptors.
3363 * jump.c: Update tree_pass descriptors.
3364 * predict.c: Update tree_pass descriptors.
3365 * tree-ssa-loop.c: Update tree_pass descriptors.
3366 * recog.c: Update tree_pass descriptors.
3367 * dse.c: Update tree_pass descriptors.
3368 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3369 * tree-eh.c: Update tree_pass descriptors.
3370 * regmove.c: Update tree_pass descriptors.
3372 * function.c: Update tree_pass descriptors.
3373 * tree-vectorizer.c: Update tree_pass descriptors.
3374 * gcse.c: Update tree_pass descriptors.
3375 * ipa-type-escape.c: Update tree_pass descriptors.
3376 * tree-if-conv.c: Update tree_pass descriptors.
3377 * init-regs.c: Update tree_pass descriptors.
3378 * ipa.c: Update tree_pass descriptors.
3379 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3380 * rtl-factoring.c: Update tree_pass descriptors.
3381 * lower-subreg.c: Update tree_pass descriptors.
3382 * bt-load.c: Update tree_pass descriptors.
3383 * tree-dfa.c: Update tree_pass descriptors.
3384 * except.c: Update tree_pass descriptors.
3385 * emit-rtl.c: Update tree_pass descriptors.
3386 * cfgexpand.c: Update tree_pass descriptors.
3387 * tree-cfgcleanup.c: Update tree_pass descriptors.
3388 * cfgcleanup.c: Update tree_pass descriptors.
3389 * tree-ssa-pre.c: Update tree_pass descriptors.
3390 * tree-sra.c: Update tree_pass descriptors.
3391 * tree-mudflap.c: Update tree_pass descriptors.
3392 * tree-ssa-copy.c: Update tree_pass descriptors.
3393 * cfglayout.c: Update tree_pass descriptors.
3394 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3395 * tree-ssa-dce.c: Update tree_pass descriptors.
3396 * tree-ssa.c: Update tree_pass descriptors.
3397 * regclass.c: Update tree_pass descriptors.
3398 * integrate.c: Update tree_pass descriptors.
3399 * tree-optimize.c: Update tree_pass descriptors.
3400 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3401 * tree-object-size.c: Update tree_pass descriptors.
3402 * combine.c: Update tree_pass descriptors.
3403 * tree-outof-ssa.c: Update tree_pass descriptors.
3404 * bb-reorder.c: Update tree_pass descriptors.
3405 * stack-ptr-mod.c: Update tree_pass descriptors.
3406 * var-tracking.c: Update tree_pass descriptors.
3407 * tree-profile.c: Update tree_pass descriptors.
3408 * tree-vect-generic.c: Update tree_pass descriptors.
3409 * reg-stack.c: Update tree_pass descriptors.
3410 * sched-rgn.c: Update tree_pass descriptors.
3411 * tree-ssa-structalias.c: Update tree_pass descriptors.
3412 * tree-cfg.c: Update tree_pass descriptors.
3413 * passes.c (current_pass): Update declaration.
3414 (finish_optimization_passes): Update.
3415 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3416 (register_one_dump_file, register_dump_files_1, next_pass_1):
3418 (init_optimization_passes): Update handling of new types.
3419 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3420 * ipa-struct-reorg.c: Update tree_pass descriptors.
3421 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3422 * combine-stack-adj.c: Update tree_pass descriptors.
3423 * cfgrtl.c: Update tree_pass descriptors.
3424 * dce.c: Update tree_pass descriptors.
3425 * tree-ssanames.c: Update tree_pass descriptors.
3427 2008-03-19 Richard Guenther <rguenther@suse.de>
3430 * tree-ssa.c (walk_data): New structure.
3431 (warn_uninitialized_var): If not always_executed warn with "maybe"
3433 (execute_early_warn_uninitialized): Compute post-dominators.
3434 Initialize always_executed before processing each basic block.
3436 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3439 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3440 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3442 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3444 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3446 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3448 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3450 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3451 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3452 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3453 target after ignore has been set, and move there also the commputation
3454 of subtarget and original_target.
3455 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3456 (LANG_HOOKS_INITIALIZER): Remove it.
3457 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3459 2008-03-18 Richard Guenther <rguenther@suse.de>
3461 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3462 found an expression with constants, note that in the VN for the lhs.
3463 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3464 fold them to constants if possible. Run cleanup_cfg if done so.
3465 (execute_pre): Return todo.
3467 (execute_fre): Likewise.
3468 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3470 (get_prop_source_stmt): Look through pointer conversions.
3472 2008-03-18 Jan Hubicka <jh@suse.cz>
3474 * tree-pretty-print.c: Include predict.h.
3475 (dump_generic_node): Dump predictor.
3476 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3477 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3478 * gimple-low.c (lower_stmt): Likewise.
3479 * expr.c (expand_expr_real): Likewise.
3480 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3482 (build_predict_expr, build_predict_expr): New.
3483 * predict.h (predictor_name, build_predict_expr): Update.
3484 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3485 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3486 * predict.def (PRED_CONTINUE): Update hitrate.
3487 * tree.def (PREDICT_EXPR): Define.
3488 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3489 do not handle BIND_EXPR.
3490 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3491 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3492 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3495 2008-03-18 Michael Matz <matz@suse.de>
3497 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3499 2008-03-18 Richard Guenther <rguenther@suse.de>
3501 * tree-gimple.h (is_gimple_invariant_address): Declare.
3502 (is_gimple_constant): Likewise.
3503 * tree-gimple.c (is_gimple_constant): New function.
3504 (is_gimple_invariant_address): Likewise.
3505 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3506 and is_gimple_invariant_address.
3507 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3509 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3510 an addressable base.
3512 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3515 * gimplify.c (gimplify_expr): Gimplify second operand of
3518 2008-03-17 Richard Guenther <rguenther@suse.de>
3520 PR tree-optimization/19637
3521 * fold-const.c (fold_unary): Remove restrictions of removing
3522 intermediate pointer-conversions (P2)(P1)P0.
3523 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3524 conversion to void pointer.
3525 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3527 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3530 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3531 emulated thread local variables.
3533 2008-03-16 Richard Guenther <rguenther@suse.de>
3536 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3537 expand TREE_INVARIANT operations that are not gimple invariant.
3539 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3541 * doc/extend.texi (Alignment): Say that the ABI controls
3542 the __alignof__ for non-strict-alignment targets rather
3543 than being a recommendation.
3545 2008-03-15 Paul Brook <paul@codesourcery.com>
3547 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3549 (arm_output_fn_unwind): Mark functions that can not be unwound.
3551 2008-03-15 Paul Brook <paul@codesourcery.com>
3553 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3554 extension instructions.
3556 2008-03-15 Richard Guenther <rguenther@suse.de>
3558 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3559 and fold constant aggregate refs.
3560 (fold_const_aggregate_ref): Handle string constants
3561 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3562 (evaluate_stmt): Simplify now that ccp_fold folds constant
3565 2008-03-15 Paul Brook <paul@codesourcery.com>
3567 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3568 (extzv): Use gen_extzv_t2.
3569 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3571 2008-03-15 Richard Guenther <rguenther@suse.de>
3573 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3574 (fold_const_aggregate_ref): Likewise.
3575 (get_value): Return NULL if we don't have any values.
3576 (ccp_finalize): Set const_val to NULL after freeing it.
3577 * tree-flow.h (get_symbol_constant_value): Declare.
3578 (fold_const_aggregate_ref): Likewise.
3579 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3581 2008-03-15 Richard Guenther <rguenther@suse.de>
3584 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3585 to not produce negative array indices if not allowed. Add
3586 parameter to indicate that.
3587 (maybe_fold_offset_to_component_ref): Allow negative array
3588 indices only for the first member of a structure.
3589 (maybe_fold_offset_to_reference): Allow negative array indices.
3590 (maybe_fold_stmt_addition): Likewise.
3592 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3593 Anatoly Sokolov <aesok@post.ru>
3595 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3596 (avr_arch): Add ARCH_AVR6.
3597 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3598 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3599 instead of fixed value 2.
3600 (print_operand_address): Use gs() asm specifier instead of pm().
3601 (avr_assemble_integer): (Ditto.).
3602 (avr_output_addr_vec_elt): (Ditto.).
3603 (print_operand): Handle "!" code.
3604 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3605 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3606 (AVR_HAVE_EIJMP_EICALL): Define.
3607 (AVR_3_BYTE_PC): Redefine.
3608 (AVR_2_BYTE_PC): (Ditto.).
3609 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3610 (LINK_SPEC): Add atmega2560 and atmega2561.
3611 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3613 * config/avr/avr.md (call_insn): Use eicall instead of icall
3614 for 3 byte PC devices.
3615 (call_value_insn): (Ditto.).
3616 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3617 (indirect_jump): Use only for for 2 byte PC devices.
3618 (*tablejump): (Ditto.).
3619 (*indirect_jump_avr6): Add insn.
3620 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3621 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3622 instead of ijmp for 3 byte PC devices.
3623 (__tablejump2__): (Ditto.).
3624 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3625 (MULITLIB_DIRNAMES): (Ditto.).
3626 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3628 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3630 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3631 "sse2_umulsidi3". Use V1DI mode for operand 0.
3632 ("mmx_psadbw"): Use V1DI mode for operand 0.
3633 * config/i386/i386-modes.def (V1SI): New vector mode.
3634 * config/i386/i386.c (struct builtin_description)
3635 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3636 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3637 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3638 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3639 v1di_ftype_v8qi_v8qi type.
3640 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3642 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3643 __builtin_ia32_pmuludq]: Fix the mode of return value.
3645 2008-03-15 Richard Guenther <rguenther@suse.de>
3648 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3651 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3653 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3654 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3655 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3656 unless TARGET_SERIALIZE_VOLATILE is enabled.
3657 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3658 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3659 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3661 2008-03-14 Richard Guenther <rguenther@suse.de>
3663 PR tree-optimization/34172
3664 * tree-flow.h (refs_may_alias_p): Declare.
3665 (get_single_def_stmt): Likewise.
3666 (get_single_def_stmt_from_phi): Likewise.
3667 (get_single_def_stmt_with_phi): Likewise.
3668 * tree-dfa.c (refs_may_alias_p): New function.
3669 (get_single_def_stmt): Likewise.
3670 (get_single_def_stmt_from_phi): Likewise.
3671 (get_single_def_stmt_with_phi): Likewise.
3672 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3673 (vn_reference_lookup_1): New helper function.
3674 (vn_reference_lookup): Walk the virtual use-def chain to
3675 continue searching for a match if the def does not alias the
3676 reference we are looking for.
3678 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3680 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3681 archive and Perzl. Update The Written Word listing.
3683 2008-03-14 Richard Guenther <rguenther@suse.de>
3685 PR tree-optimization/34043
3686 PR tree-optimization/33989
3687 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3689 (bitmap_find_leader): Use extra argument to verify dominance
3690 relationship inside a basic-block.
3691 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3692 (find_leader_in_sets): Adjust.
3693 (create_component_ref_by_pieces): Take extra argument for
3694 dominance check, handle lookup failures.
3695 (find_or_generate_expression): Likewise.
3696 (create_expression_by_pieces): Likewise.
3697 (insert_into_preds_of_block): Adjust.
3698 (create_value_expr_from): If asked for, verify all operands
3699 are in the blocks AVAIL_OUT set.
3700 (make_values_for_stmt): Check for SSA_NAMEs that are life
3701 over an abnormal edge.
3702 (compute_avail): Remove such check.
3703 (do_SCCVN_insertion): New function.
3704 (eliminate): If we do not find a leader suitable for replacement
3705 insert a replacement expression from SCCVN if available.
3706 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3707 (struct vn_ssa_aux): Add needs_insertion flag.
3708 * tree-ssa-sccvn.c (may_insert): New global flag.
3709 (copy_reference_ops_from_ref): Value-number union member access
3710 based on its size, not type and member if insertion is allowed.
3711 (visit_reference_op_load): For a weak match from union type
3712 punning lookup a view-converted value and insert a SSA_NAME
3713 for that value if that is not found.
3714 (visit_use): Make dumps shorter. Do not disallow value numbering
3715 SSA_NAMEs that are life over an abnormal edge to constants.
3716 (free_scc_vn): Release inserted SSA_NAMEs.
3717 (run_scc_vn): New flag to specify whether insertion is allowed.
3718 Process SSA_NAMEs in forward order.
3719 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3720 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3721 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3722 pointer type to/from integral types that do not change the
3723 precision to regular conversions.
3725 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3727 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3728 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3729 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3730 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3731 input arguments and the mode of return value. Built-in functions
3732 that operate on whole 64-bit MMX register now use V1DI mode.
3734 2008-03-13 Alon Dayan <alond@il.ibm.com>
3735 Olga Golovanevsky <olga@il.ibm.com>
3737 PR tree-optimization/35041
3738 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3739 to locate the right position in a statement.
3741 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3745 * config/i386/xmmintrin.h: Change all static inline functions to
3746 extern inline and add __gnu_inline__ attribute.
3747 * config/i386/bmintrin.h: Ditto.
3748 * config/i386/smmintrin.h: Ditto.
3749 * config/i386/tmmintrin.h: Ditto.
3750 * config/i386/mmintrin-common.h: Ditto.
3751 * config/i386/ammintrin.h: Ditto.
3752 * config/i386/emmintrin.h: Ditto.
3753 * config/i386/pmmintrin.h: Ditto.
3754 * config/i386/mmintrin.h: Ditto.
3755 * config/i386/mm3dnow.h: Ditto.
3757 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3760 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3761 (lower_omp_2): New function.
3762 (lower_omp_1, lower_omp): Rewritten.
3764 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3767 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3768 with the phrase "Microsoft Windows compilers".
3769 (Push/Pop Macro Pragmas): New subsection. Document
3770 #pragma push_macro and pragma pop_macro.
3772 2008-03-12 Paul Brook <paul@codesourcery.com>
3774 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3776 2008-03-12 Paul Brook <paul@codesourcery.com>
3778 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3779 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3780 (thumb2_addsi_shortim): Rename ...
3781 (thumb2_addsi_short): ... to this. Allow register operands.
3782 (thumb2_subsi_short): New pattern.
3783 (thumb2_one_cmplsi2_short,
3784 thumb2_negsi2_short): New patterns and peepholes.
3786 2008-03-12 Paul Brook <paul@codesourcery.com>
3788 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3790 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3792 * config/i386/i386.md (int_cond): New code iterator.
3794 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3795 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3796 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3797 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3798 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3799 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3800 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3801 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3803 2008-03-12 Paul Brook <paul@codesourcery.com>
3805 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3806 instead of {arm,thumb}_compute_save_reg_mask.
3807 (output_return_instruction): Ditto.
3808 (thumb_unexpanded_epilogue): Ditto.
3809 (thumb1_expand_prologue): Ditto.
3810 (thumb1_output_function_prologue): Ditto.
3811 (arm_set_return_address): Ditto.
3812 (thumb_set_return_address): Ditto.
3813 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3814 regs to achieve stack alignment.
3815 (thumb1_compute_save_reg_mask): Fix compiler warning.
3816 (arm_output_epilogue): Use offsets->saved_regs_mask.
3817 Adjust stack pointer by poping call clobered registers.
3818 (arm_expand_prologue): Use offsets->saved_regs_mask.
3819 Adjust stack pointer by pushing extra registers.
3820 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3822 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3825 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3826 conversion to the operands of a multiplication.
3828 2008-03-12 Richard Guenther <rguenther@suse.de>
3830 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3831 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3832 * timevar.def (TV_TREE_PHIPROP): Add.
3833 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3834 pass description. Use TV_TREE_PHIPROP.
3835 * tree-ssa-forwprop.c: Remove phiprop code.
3837 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3840 * omp-low.c (maybe_lookup_decl): Constify first argument.
3841 (use_pointer_for_field): Change last argument from bool to
3842 omp_context *. Disallow shared copy-in/out in nested
3843 parallel if decl is shared in outer parallel too.
3844 (build_outer_var_ref, scan_sharing_clauses,
3845 lower_rec_input_clauses, lower_copyprivate_clauses,
3846 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3848 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3849 Ira Rosen <irar@il.ibm.com>
3851 * tree-vectorizer.c (free_stmt_vec_info): New function.
3852 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3853 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3854 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3855 * tree-vect-transform.c (vectorizable_conversion): Free
3856 vec_oprnds0 if it was allocated.
3857 (vect_permute_store_chain): Remove unused VECs.
3858 (vectorizable_store): Free VECs that are allocated in the..
3860 (vect_transform_strided_load, vectorizable_load): Likewise.
3861 (vect_remove_stores): Simplify the code.
3862 (vect_transform_loop): Move code to vect_remove_stores().
3863 Call vect_remove_stores() and free_stmt_vec_info().
3865 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3867 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3868 TARGET_HPUX. Revise comment.
3869 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3870 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3871 Use sr4 variant of `be' instruction when not generating PIC code.
3872 (attr_length_call): Adjust for above change.
3874 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3876 * ipa-reference.c (static_execute): Remove module_statics_const and
3877 associated setting code.
3879 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3882 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3883 predicate for operand 1.
3884 (paritysi2_cmp): Use register_operand predicate for operand 2.
3885 Use earlyclobber modifier for operand 1. Remove support for
3887 (paritydi2_cmp): Use register_operand predicate for operand 3.
3888 Use earlyclobber modifier for operand 1. Remove support for
3891 2008-03-11 Paul Brook <paul@codesourcery.com>
3892 Vladimir Prus <vladimir@codesourcery.com>
3894 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3895 (arm_compute_save_reg0_reg12_mask): Always
3896 check if register 11 must be saved. Always safe hard frame pointer
3897 when frame_pointer_needeed.
3898 (arm_compute_save_reg_mask): Save IP and PC
3899 only with apcs frames.
3900 (arm_output_epilogue): Adjust Thumb2 codepath to
3901 be also invoked and work for ARM non-apcs frames.
3902 (arm_expand_prologue): Don't bother saving IP
3903 for non-apcs frame, since it's not clobbered by
3904 prologue code. Implement non-apcs frame
3907 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3909 PR rtl-optimization/35281
3910 * expr.c (convert_move): Use a new pseudo for the intermediate
3911 from_mode->word_mode result.
3913 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3915 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3916 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3917 * toplev.c (compile_file): Don't call it.
3919 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3922 * expr.c (store_expr): Call emit_block_move if the mode
3923 of "temp" RTX is BLKmode.
3925 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3926 Richard Guenther <rguenther@suse.de>
3928 PR tree-optimization/31358
3929 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3930 the step with a NULL_TREE.
3931 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3932 to sizetype if type is a pointer type.
3933 (add_candidate_1): Don't convert the base and step to
3934 the generic type if the orginal type is a pointer type.
3935 (add_iv_value_candidates): Use sizetype for the step
3936 if type is a pointer type.
3937 (cand_value_at): Likewise.
3938 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3940 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3941 Don't convert the tem affine to the type.
3942 (add_elt_to_tree): Use sizetype for the step if a pointer.
3943 Use POINTER_PLUS_EXPR for pointers.
3944 (aff_combination_to_tree): Use sizetype for the step if a
3947 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3949 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3950 Remove commutativity hint.
3952 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3956 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3957 errorneous type. Check that v is a VAR_DECL.
3960 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3962 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3964 PR tree-optimization/35494
3965 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3966 may be overriden at link and run time.
3968 2008-03-10 Richard Guenther <rguenther@suse.de>
3970 PR tree-optimization/34677
3971 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3972 (poolify_tree): Likewise.
3973 (modify_expr_template): Likewise.
3974 (poolify_modify_stmt): Likewise.
3975 (insert_fake_stores): Handle all component-ref style stores
3976 in addition to INDIRECT_REF. Also handle complex types.
3977 Do not poolify the inserted load.
3978 (realify_fake_stores): Do not rebuild the tree but only
3979 make it a SSA_NAME copy.
3980 (init_pre): Remove initialzation of modify_expr_template.
3981 Do not allocate modify_expr_node_pool.
3982 (fini_pre): Do not free modify_expr_node_pool.
3984 2008-03-10 Paul Brook <paul@codesourcery.com>
3986 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3989 2008-03-10 Paul Brook <paul@codesourcery.com>
3990 Mark Shinwell <shinwell@codesourcery.com>
3992 * config/arm/cortex-r4.md: New.
3993 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3995 * config/arm/arm.md: Include cortex-r4.md.
3996 (insn): Add smmls, sdiv and udiv values.
3997 (generic_sched): Don't use generic scheduling for Cortex-R4.
3998 (arm_issue_rate): New function.
3999 (TARGET_SCHED_ISSUE_RATE): Define.
4001 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4003 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4005 2008-03-10 Richard Guenther <rguenther@suse.de>
4007 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4008 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4010 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4012 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4013 Set default to true.
4015 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4017 * c.opt (Wsynth): Deprecate.
4018 * doc/invoke.texi (Option Summary, Warning Options): Document
4019 -Wno-format-contains-nul.
4021 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4024 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4025 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4027 2008-03-09 Ira Rosen <irar@il.ibm.com>
4029 * config/rs6000/rs6000.c (builtin_description): Rename vector
4030 left shift operations.
4031 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4032 (altivec_vsl<VI_char>): Rename to ...
4033 (ashl<mode>3): ... new name.
4034 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4036 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4038 2008-03-08 Richard Guenther <rguenther@suse.de>
4040 * coverage.h (tree_coverage_counter_addr): Declare.
4041 * coverage.c (tree_coverage_counter_addr): New function.
4042 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4044 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4045 (tree_gen_one_value_profiler): Likewise.
4046 (tree_gen_ic_profiler): Likewise.
4047 (tree_gen_average_profiler): Likewise.
4048 (tree_gen_ior_profiler): Likewise.
4050 2008-03-08 Richard Guenther <rguenther@suse.de>
4052 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4053 (vn_binary_op_insert): Likewise.
4054 (vn_unary_op_lookup): Likewise.
4055 (vn_unary_op_insert): Likewise.
4056 (vn_nary_op_lookup): Declare.
4057 (vn_nary_op_insert): Likewise.
4058 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4059 and binary hashes, use a single obstack for unary_op_pool
4061 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4062 a single struct vn_nary_op_s. Store tree code length and
4063 a variable number of operands.
4064 (struct vn_reference_op_struct): Remove unused op2.
4065 (vn_reference_op_eq): Do not compare op2.
4066 (vn_reference_op_compute_hash): Do not compute hash of op2.
4067 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4068 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4069 with vn_nary_op_compute_hash.
4070 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4071 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4073 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4075 (visit_unary_op): Call nary functions.
4076 (visit_binary_op): Likewise.
4077 (process_scc): Adjust for struct vn_tables_s changes.
4078 (allocate_vn_table): Likewise.
4079 (free_vn_table): Likewise.
4080 * tree-vn.c (vn_add): Call nary functions.
4081 (vn_lookup): Likewise.
4083 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4086 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4087 wdst back after sync_compare_and_swapqhi_internal.
4089 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4092 * config/i386/i386-modes.def (V1DI): New vector mode.
4093 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4094 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4095 (MMXMODE248): Ditto.
4096 (MMXMODE): Add V1DI mode.
4097 (mmxvecsize): Change DI mode to V1DI mode.
4098 ("mov<mode>): Use MMXMODEI8 mode iterator.
4099 ("*mov<mode>_internal_rex64"): Ditto.
4100 ("*mov<mode>_internal"): Ditto.
4101 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4102 ("mmx_sub<mode>3"): Ditto.
4103 ("mmx_adddi3"): Remove insn pattern.
4104 ("mmx_subdi3"): Ditto.
4105 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4106 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4107 ("mmx_ashl<mode>3"): Ditto.
4108 ("mmx_lshrdi3"): Remove insn pattern.
4109 ("mmx_ashldi3"): Ditto.
4110 * config/i386/i386.c (classify_argument): Handle V1DImode.
4111 (function_arg_advance_32): Ditto.
4112 (function_arg_32): Ditto.
4113 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4114 mmx_addv1di3 insn pattern.
4115 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4116 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4117 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4118 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4119 Remove definitions of built-in functions.
4120 (V1DI_type_node): New node.
4121 (v1di_ftype_v1di_int): Ditto.
4122 (v1di_ftype_v1di_v1di): Ditto.
4123 (v2si_ftype_v2si_si): Ditto.
4124 (v4hi_ftype_v4hi_di): Remove node.
4125 (v2si_ftype_v2si_di): Ditto.
4126 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4127 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4128 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4129 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4130 Add new builtins using def_builtin_const.
4131 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4132 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4133 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4134 * config/i386/mmintrin.h (__v1di): New typedef.
4135 (_mm_add_si64): Cast arguments to __v1di type.
4136 (_mm_sub_si64): Ditto.
4137 (_mm_sll_pi16): Cast __count to __v4hi type.
4138 (_mm_sll_pi32): Cast __count to __v2si type.
4139 (_mm_sll_si64): Cast arguments to __v1di type.
4140 (_mm_srl_pi16): Cast __count to __v4hi type.
4141 (_mm_srl_pi32): Cast __count to __v2si type.
4142 (_mm_srl_si64): Cast arguments to __v1di type.
4143 (_mm_sra_pi16): Cast __count to __v4hi type.
4144 (_mm_sra_pi32): Cast __count to __v2si type.
4145 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4146 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4147 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4148 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4149 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4150 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4151 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4152 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4153 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4154 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4155 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4156 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4158 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4160 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4162 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4165 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4166 reg+const addressing for Altivec modes. Don't generate reg+reg
4167 addressing for TFmode or TDmode quantities.
4169 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4171 * c-common.c (vector_types_convertible_p): Call langhook
4172 instead of comptypes.
4174 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4177 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4178 integral and scalar float variables which have a
4181 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4183 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4184 dwarf_register_span hook when emitting unwind information for
4185 register-to-memory saves.
4186 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4187 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4189 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4191 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4192 for the same VAR_DECL.
4194 2008-03-06 Tom Tromey <tromey@redhat.com>
4197 * doc/standards.texi (Standards): Don't mention treelang.
4198 * doc/invoke.texi (Overall Options): Don't mention treelang.
4199 * doc/install.texi (Prerequisites): Don't mention bison or
4201 (Configuration): Don't mention treelang.
4202 (Building): Likewise.
4203 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4205 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4207 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4208 word-extractions out of a multi-word object.
4210 2008-03-06 Richard Guenther <rguenther@suse.de>
4212 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4213 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4214 result type and precision.
4215 * expr.c (get_inner_reference): Set unsignedp based on the result
4216 type of BIT_FIELD_REF.
4217 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4218 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4219 (try_instantiate_multiple_fields): Likewise. Use the correct type
4221 (sra_build_assignment): Likewise.
4222 (sra_build_elt_assignment): Likewise.
4223 (sra_explode_bitfield_assignment): Likewise.
4224 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4225 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4226 set BIT_FIELD_REF_UNSIGNED.
4227 (vectorizable_load): Likewise.
4229 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4231 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4234 2008-03-06 Richard Guenther <rguenther@suse.de>
4236 * alias.c (struct alias_set_entry): Move has_zero_child field
4237 to pack with alias_set.
4239 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4241 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4244 2008-03-05 Ian Lance Taylor <iant@google.com>
4246 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4248 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4250 * fwprop.c (update_df): Support width and offset parameters of
4252 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4253 global_conflicts): Change DF_REF_EXTRACT to either
4254 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4255 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4256 * df-scan.c (df_ref_record, df_defs_record,
4257 df_ref_create_structure, df_def_record_1, df_uses_record,
4258 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4259 df_bb_refs_collect, df_entry_block_defs_collect,
4260 df_exit_block_uses_collect): Support new width and offset fields.
4261 (ref_extract_pool): New storage pool.
4262 (df_free_ref): New function.
4263 (df_reg_chain_unlink, df_free_collection_rec,
4264 df_sort_and_compress_refs): Call df_free_ref.
4265 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4267 (df_ref_create_structure): Allocate df_ref_extract if offset and
4268 width fields are used.
4269 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4270 (df_uses_record): Get offset and width from ZERO_EXTRACT
4272 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4273 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4274 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4275 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4276 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4277 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4278 (df_ref_extract): New structure.
4279 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4280 (df_ref_create): Add width and offset parameters.
4282 2008-03-05 Richard Guenther <rguenther@suse.de>
4284 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4285 Use ranges_overlap_p.
4286 (offset_overlaps_with_access): Rename
4287 to ranges_overlap_p and move ...
4288 * tree-flow-inline.h (ranges_overlap_p): ... here.
4290 * tree.h (get_inner_reference, handled_component_p): Update
4293 * tree.h (record_component_aliases, get_alias_set,
4294 alias_sets_conflict_p, alias_sets_must_conflict_p,
4295 objects_must_conflict_p): Move declarations ...
4296 * alias.h (record_component_aliases, get_alias_set,
4297 alias_sets_conflict_p, alias_sets_must_conflict_p,
4298 objects_must_conflict_p): ... here.
4299 Include coretypes.h.
4300 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4302 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4304 * cfg.c: Include tree-flow.h.
4305 (remove_edge_raw): Call redirect_edge_var_map_clear.
4306 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4307 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4308 (redirect_edge_var_map_result): New.
4309 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4310 PENDING_STMT use with redirect_edge_var_map_*.
4311 * tree-ssa.c (edge_var_maps): New definition.
4312 (redirect_edge_var_map_add): New.
4313 (redirect_edge_var_map_clear): New.
4314 (redirect_edge_var_map_dup): New.
4315 (redirect_edge_var_map_vector): New.
4316 (redirect_edge_var_map_destroy): New.
4317 (ssa_redirect_edge): Replace PENDING_STMT use with
4318 redirect_edge_var_map_*.
4319 (flush_pending_stmts): Same.
4320 (delete_tree_ssa): Destroy edge var map.
4321 * tree-flow.h (struct _edge_var_map): New.
4322 Define edge_var_map vector type.
4323 Declare redirect_edge_var_map_* prototypes.
4324 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4325 * tree-cfg.c (reinstall_phi_args): Replace
4326 PENDING_STMT use with redirect_edge_var_map_*.
4328 2008-03-05 Richard Guenther <rguenther@suse.de>
4330 PR tree-optimization/35472
4331 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4332 whose single use_stmt has a overlapping set of loaded and
4333 stored symbols as that use_stmt might be a noop assignment then.
4335 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4337 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4339 2008-03-05 Richard Guenther <rguenther@suse.de>
4342 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4343 should be constants.
4344 * tree-cfg.c (verify_expr): Verify it.
4345 * fold-const.c (fold_truthop): Remove code generating
4346 BIT_FIELD_REFs of structure bases.
4347 (fold_binary): Likewise.
4348 (fold_ternary): Position and size of BIT_FIELD_REFs are
4349 always host integers.
4350 (make_bit_field_ref): Remove.
4351 (optimize_bit_field_compare): Remove.
4352 (all_ones_mask_p): Remove.
4354 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4357 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4358 (split_block_and_df_analyze): New. Split basic block and rebuild
4360 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4362 (split_pattern_seq): Likewise.
4363 (erase_matching_seqs): Likewise.
4364 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4366 2008-03-04 Geoff Keating <geoffk@apple.com>
4368 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4369 declaration and code.
4370 (tree_invalid_nonnegative_warnv_p): Likewise.
4372 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4374 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4375 examples. Truncate option-names then causing overfull hbox.
4377 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4380 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4382 * configure: Rebuilt.
4384 2008-03-04 Rafael Espindola <espindola@google.com>
4386 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4387 (tree_unary_nonnegative_warnv_p): New.
4388 (tree_binary_nonnegative_warnv_p): New.
4389 (tree_single_nonnegative_warnv_p): New.
4390 (tree_invalid_nonnegative_warnv_p): New.
4391 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4393 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4396 * opts.c (handle_option): Postpone 'unknown option' errors only for
4399 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4402 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4405 2008-03-04 Rafael Espindola <espindola@google.com>
4407 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4408 (tree_binary_nonzero_warnv_p): New.
4409 (tree_single_nonzero_warnv_p): New.
4410 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4412 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4415 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4416 transformations for modes that have signed zeros.
4417 * ifcvt.c (noce_try_abs): Ditto.
4419 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4421 * config/i386/i386.c (override_options): Force
4422 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4424 2008-03-04 Jan Hubicka <jh@suse.cz>
4427 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4430 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4432 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4433 label to probe the stack.
4435 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4437 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4438 (__gthr_win32_mutex_destroy): Declare.
4439 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4440 __gthr_win32_mutex_destroy.
4441 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4443 2008-03-03 Jan Hubicka <jh@suse.cz>
4446 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4447 aggressive on inlining cold calls.
4449 2008-03-03 Richard Guenther <rguenther@suse.de>
4451 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4452 struct copies into the expression table.
4453 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4454 (try_to_simplify): Likewise.
4455 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4456 integral and pointer arguments which do not change the
4457 precision to NOP_EXPRs.
4458 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4459 VIEW_CONVERT_EXPR case.
4461 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4463 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4464 defined in a loop at depth 0 is invariant.
4465 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4466 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4467 be called at loop depth 0.
4469 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4472 * gcc.c (process_command): Update copyright notice dates.
4473 * gcov.c (print_version): Likewise.
4474 * gcov-dump.c (print_version): Likewise.
4475 * mips-tfile.c (main): Likewise.
4476 * mips-tdump.c (main): Likewise.
4478 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4481 * c-common.c (flag_permissive): Delete.
4482 (constant_expression_warnings): Check flags first.
4483 (constant_expression_error): New.
4484 * c-common.h (flag_permissive): Delete.
4485 (constant_expression_error): Declare.
4486 * flags.h (flag_permissive): Declare. Update description.
4487 * diagnostic.c (pedwarn): Update.
4489 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4490 (permissive_error_kind): New.
4491 * toplev.c (flag_permissive): Define. Update description.
4492 * toplev.h (permissive_error_kind): Declare.
4493 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4494 (pedwarn_c90): Use pedantic_warning_kind.
4495 * c-opts.c (c_common_post_options): flag_permissive does not affect
4496 flag_pedantic_errors.
4498 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4500 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4501 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4502 __absvsi2, __absvDI2): Use unsigned arithmetic.
4504 2008-03-02 Andi Kleen <ak@suse.de>
4505 Richard Guenther <rguenther@suse.de>
4507 * struct-equiv.c: Remove file.
4508 * cfg_cleanup.c (condjump_equiv_p): Remove.
4509 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4510 (struct-equiv.o): Remove rule.
4511 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4512 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4513 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4515 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4517 * ifcvt.c (noce_process_if_block): Try to handle only the then
4518 block if the else block exists but isn't suitable.
4520 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4523 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4524 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4525 regression from previous patch.
4527 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4530 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4532 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4533 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4534 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4535 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4536 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4537 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4538 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4539 (__gthread_mutex_destroy_function): Rename to
4540 __gthread_mutex_destroy.
4541 * gthr-dce.h (__gthread_mutex_destroy): Call
4542 pthread_mutex_destroy.
4543 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4544 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4545 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4547 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4549 * df-scan.c (df_ref_chain_change_bb): Simplify.
4550 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4551 set_block_for_insn if there's any change.
4552 * df.h ((df_insn_change_bb): Fix prototype.
4553 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4554 df_insn_change_bb, don't call set_block_for_insn.
4555 * emit-rtl.c (reorder_insns): Likewise.
4556 * haifa-sched.c (move_insn): Likewise.
4558 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4560 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4562 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4564 * tree-flow-inline.h (next_readonly_imm_use): Return
4565 NULL_USE_OPERAND_P after the end.
4567 2008-03-01 Richard Guenther <rguenther@suse.de>
4569 PR tree-optimization/35411
4570 * tree-sra.c (sra_build_assignment): Split conversion to
4571 final type to a separate statement if we are not assigning
4574 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4576 * fold-const.c (fold_convertible_p): Correct the logic to follow
4577 that in fold_convert().
4579 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4582 * tree-inline.c (build_duplicate_type): When we make a
4583 duplicate type, make it unique in the canonical types system.
4585 2008-02-29 Tom Tromey <tromey@redhat.com>
4587 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4588 input_file_stack_history, input_file_stack_restored): Remove.
4589 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4590 * input.h (struct file_stack): Remove.
4591 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4592 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4594 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4596 (diagnostic_last_module_changed): Add 'map' argument.
4597 (diagnostic_set_last_function): Likewise.
4598 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4599 line map, not input_file_stack.
4600 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4602 2008-02-29 Paul Brook <paul@codesourcery.com>
4604 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4606 2008-02-29 Paul Brook <paul@codesourcery.com>
4608 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4610 2008-02-29 Richard Guenther <rguenther@suse.de>
4612 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4614 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4615 value for comparing for a store match.
4616 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4617 (try_to_simplify): Do not do a full-blown reference lookup.
4619 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4621 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4622 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4624 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4626 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4628 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4629 strides against cache sizes.
4631 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4633 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4636 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4638 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4639 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4640 is smaller than the original promoted value.
4641 (simplify_subreg): If OP is a SUBREG, try to preserve its
4642 SUBREG_PROMOTED_VAR_P information.
4644 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4646 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4647 (VN_INFO_GET): Allocate new objects on the obstack.
4648 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4649 for rpo_numbers_temp, for consistency.
4650 (free_scc_vn): Free the obstack.
4652 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4654 * doc/invoke.texi: Document -ftree-loop-distribution.
4655 * tree-loop-distribution.c: New.
4656 * tree-pass.h (pass_loop_distribution): New.
4657 * graphds.h (struct graph): Add htab_t indices.
4658 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4659 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4660 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4661 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4662 * tree-data-ref.c (debug_data_dependence_relations): New.
4663 (dump_data_dependence_relation): Also print data references.
4664 (free_data_ref): Extern.
4665 (same_access_functions): Moved...
4666 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4667 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4668 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4669 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4670 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4671 (stmts_from_loop): Skip LABEL_EXPR.
4672 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4674 (build_rdg): Initialize rdg->indices htab.
4675 (free_rdg, stores_from_loop, ref_base_address,
4676 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4677 have_similar_memory_accesses_1, ref_base_address_1,
4678 remove_similar_memory_refs): New.
4679 * tree-data-ref.h: Depend on tree-chrec.h.
4680 (debug_data_dependence_relations, free_data_ref): Declared.
4681 (same_access_functions): ... here.
4682 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4684 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4685 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4686 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4687 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4688 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4689 rdg_vertex_for_stmt): Declared.
4690 (struct rdg_edge): Add level.
4692 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4693 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4695 (rdg_has_similar_memory_accesses): New.
4696 * tree-vect-analyze.c: Remove unused static decls.
4697 * lambda.h (dependence_level): New.
4698 * common.opt (ftree-loop-distribution): New.
4699 * tree-flow.h (mark_virtual_ops_in_bb,
4700 slpeel_tree_duplicate_loop_to_edge_cfg,
4701 rename_variables_in_loop): Declared.
4702 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4703 (OBJS-common): Add tree-loop-distribution.o.
4704 (tree-loop-distribution.o): New rule.
4705 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4706 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4707 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4709 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4712 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4713 other than structures and unions.
4715 2008-02-28 Richard Guenther <rguenther@suse.de>
4718 2008-02-26 Richard Guenther <rguenther@suse.de>
4720 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4721 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4722 (lookup_decl_from_uid): Declare.
4723 (remove_decl_from_map): Likewise.
4724 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4725 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4726 (decl_for_uid_map): New global hashtable mapping DECL_UID
4728 (init_ttree): Allocate it.
4729 (insert_decl_to_uid_decl_map): New helper function.
4730 (make_node_stat): Insert new decls into the map.
4731 (copy_node_stat): Likewise.
4732 (lookup_decl_from_uid): New function.
4733 (remove_decl_from_map): Likewise.
4734 (print_decl_for_uid_map_statistics): New helper.
4735 (dump_tree_statistics): Call it.
4737 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4738 (referenced_var_iterator): Adjust.
4739 (FOR_EACH_REFERENCED_VAR): Adjust.
4740 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4741 (num_referenced_vars): Adjust.
4742 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4743 (first_referenced_var): Remove.
4744 (end_referenced_vars_p): Likewise.
4745 (next_referenced_var): Likewise.
4746 (referenced_var_iterator_set): New helper function.
4747 * tree-dfa.c (referenced_var_lookup): Adjust.
4748 (referenced_var_check_and_insert): Likewise.
4749 (remove_referenced_var): Likewise.
4750 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4751 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4752 (verify_call_clobbering): Likewise.
4753 (verify_memory_partitions): Likewise.
4754 (init_tree_ssa): Allocate bitmap instead of hashtable for
4756 (delete_tree_ssa): Adjust.
4757 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4758 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4759 (compute_tag_properties): Likewise.
4760 (set_initial_properties): Likewise.
4761 (find_partition_for): Likewise.
4762 (update_reference_counts): Likewise.
4763 (dump_may_aliases_for): Likewise.
4764 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4765 (add_call_clobber_ops): Likewise.
4766 (add_call_read_ops): Likewise.
4767 (get_asm_expr_operands): Likewise.
4768 * tree-into-ssa.c (dump_decl_set): Likewise.
4769 (update_ssa): Likewise.
4770 * tree-sra.c (scan_function): Likewise.
4771 (decide_instantiations): Likewise.
4772 (scalarize_parms): Likewise.
4773 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4774 (dsa_named_for): Likewise.
4775 * tree-ssa-structalias.c (update_alias_info): Likewise.
4776 (merge_smts_into): Likewise.
4778 2008-02-27 David Daney <ddaney@avtrex.com>
4781 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4782 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4783 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4784 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4785 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4787 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4790 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4791 (BUILT_IN_NEXTTOWARD): Remove.
4792 (BUILT_IN_NEXTTOWARDF): Ditto.
4793 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4794 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4796 2008-02-27 Tom Tromey <tromey@redhat.com>
4798 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4799 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4801 2008-02-27 Jan Beulich <jbeulich@novell.com>
4803 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4804 update the respective field on newdecl.
4806 2008-02-27 Revital Eres <eres@il.ibm.com>
4808 PR rtl-optimization/34999
4809 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4810 crossing edges that ends with a call insn.
4811 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4812 call insn and clear the EDGE_CROSSING flag of the crossing edge
4813 when fixing fallthru edges.
4815 2008-02-27 Richard Guenther <rguenther@suse.de>
4818 * fold-const.c (fold_unary): Return the correct argument,
4819 converted to the result type.
4821 2008-02-27 Richard Guenther <rguenther@suse.de>
4824 * expr.c (expand_expr_real_1): Assert on rotates that operate
4826 * fold-const.c (fold_binary): Use the types precision, not the
4827 bitsize of the mode if folding rotate expressions. Build rotates
4828 only for full modes.
4830 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4832 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4834 * c-pragma.c (pragma_ns_name): New typedef.
4835 (registered_pp_pragmas): New variable.
4836 (c_pp_lookup_pragma): New function.
4837 (c_register_pragma_1): If flag_preprocess_only, do nothing
4838 for non-expanded pragmas, for expanded ones push pragma's
4839 namespace and name into registered_pp_pragmas vector.
4840 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4841 flag_preprocess_only, don't register GCC pch_preprocess
4842 pragma if flag_preprocess_only.
4843 * c-opts.c (c_common_init): Call init_pragma even if
4844 flag_preprocess_only.
4845 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4846 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4847 cpp_register_pragma if flag_preprocess_only.
4849 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4852 * c-parser.c (c_parser_translation_unit): Warn for empty
4853 translation unit, not empty source file.
4855 2008-02-26 Paul Brook <paul@codesourcery.com>
4857 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4858 operand for Thumb-2.
4859 * config/arm/arm.h (reg_class): Add CORE_REGS.
4860 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4861 (BASE_REG_CLASS): Use CORE_REGS.
4862 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4863 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4864 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4865 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4866 ARM_REGNO_OK_FOR_INDEX_P.
4867 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4868 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4869 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4870 (ldm/stm peepholes): Ditto.
4871 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4872 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4873 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4874 * config/arm/constraints.md: Enable "k" constraint on ARM.
4876 2008-02-27 Ben Elliston <bje@au.ibm.com>
4878 * config/rs6000/rs6000.c: Annotate cache line size field in all
4879 instances of struct processor_costs.
4881 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4883 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4884 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4885 jump_bypass): New counters.
4886 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4887 * dce.c (gate_ud_dce): Same.
4888 (gate_fast_dce): Same.
4889 * dse.c (gate_dse1): New function.
4890 (gate_dse2): New function.
4891 (gate_dse): Merge results of new gate functions.
4892 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4893 (gate_handle_jump_bypass): Add dbg_cnt.
4894 (gate_handle_gcse): Add dbg_cnt.
4895 * ifcvt.c (gate_handle_if_conversion): Same.
4896 (gate_handle_if_after_combine): Same.
4897 (gate_handle_if_after_reload): Same.
4898 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4900 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4902 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4904 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4906 2008-02-26 Jason Merrill <jason@redhat.com>
4909 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4910 alone if it's the naming decl for the type's main variant.
4912 2008-02-26 Tom Tromey <tromey@redhat.com>
4914 * system.h (USE_MAPPED_LOCATION): Poison.
4915 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4916 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4917 (make_goto_expr_edges): Likewise.
4918 (remove_bb): Likewise.
4919 (execute_warn_function_return): Likewise.
4920 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4922 * c-common.c (fname_decl): Remove old location code.
4923 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4925 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4927 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4928 (gen_rtx_ASM_INPUT): Likewise.
4929 (gen_rtx_ASM_INPUT_loc): Likewise.
4930 (get_rtx_asm_OPERANDS): Remove.
4931 * cfglayout.c (insn_locators_alloc): Remove old location code.
4932 (set_curr_insn_source_location): Likewise.
4933 (curr_insn_locator): Likewise.
4934 * print-tree.c (print_node): Remove old location code.
4935 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4936 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4937 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4938 location_from_locus.
4939 (construct_exit_block): Remove old location code.
4940 * emit-rtl.c (force_next_line_note): Remove old location code.
4941 * profile.c (branch_prob): Remove old location code.
4942 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4943 LOC_LINE): Remove old-location variants.
4944 * langhooks.c (lhd_print_error_function): Remove old location
4946 * configure, config.in: Rebuilt.
4947 * configure.ac (--enable-mapped-location): Remove.
4948 * c-decl.c (c_init_decl_processing): Remove old location code.
4949 (finish_function): Likewise.
4950 * recog.c (decode_asm_operands): Remove old location code.
4951 * c-pch.c (c_common_read_pch): Remove old location code.
4952 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4954 * gimple-low.c (lower_function_body): Remove old location code.
4955 * toplev.c (unknown_location): Remove.
4956 (push_srcloc): Remove old-location variant.
4957 (process_options): Remove old location code.
4958 (lang_dependent_init): Likewise.
4959 * input.h (UNKNOWN_LOCATION): Move definition.
4960 (location_t): Undeprecate.
4961 (source_locus): Remove.
4962 (location_from_locus): Remove.
4963 (struct location_s): Remove.
4964 Remove all old-location code.
4965 (input_line, input_filename): Remove.
4966 * final.c (final_scan_insn): Remove old location code.
4967 * diagnostic.c (diagnostic_build_prefix): Remove
4968 USE_MAPPED_LOCATION test.
4969 * tree.h (gimple_stmt) <locus>: Now a location_t.
4970 (tree_exp) <locus>: Likewise.
4971 (DECL_IS_BUILTIN): Remove old-location variant.
4972 (annotate_with_file_line, annotate_with_locus): Likewise.
4973 (expr_locus, set_expr_locus): Update.
4974 * tree.c (build1_stat): Remove old location code.
4975 (last_annotated_node): Remove.
4976 (annotate_with_file_line): Remove old-location variant.
4977 (annotate_with_locus): Likewise.
4978 (expr_location): Remove old location code.
4979 (set_expr_location): Likewise.
4980 (expr_has_location): Likewise.
4981 (expr_locus): Likewise.
4982 (set_expr_locus): Likewise.
4983 (expr_filename): Don't use location_from_locus.
4984 (expr_lineno): Likewise.
4985 * rtl-error.c (location_for_asm): Remove old location code.
4986 * c-lex.c (cb_line_change): Remove old location code.
4987 (fe_file_change): Likewise.
4988 (cb_def_pragma): Likewise.
4989 (c_lex_with_flags): Likewise.
4990 * gengtype.c (do_typedef): Don't special-case location types.
4991 (define_location_structures): Remove.
4992 (main): Don't call define_location_structures.
4993 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4996 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4999 * builtins.def (BUILT_IN_STDARG_START): Remove.
5000 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5001 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5002 * tree-inline.c (inline_forbidden_p_1): Likewise.
5004 2008-02-26 Richard Guenther <rguenther@suse.de>
5006 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5007 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5008 (lookup_decl_from_uid): Declare.
5009 (remove_decl_from_map): Likewise.
5010 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5011 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5012 (decl_for_uid_map): New global hashtable mapping DECL_UID
5014 (init_ttree): Allocate it.
5015 (insert_decl_to_uid_decl_map): New helper function.
5016 (make_node_stat): Insert new decls into the map.
5017 (copy_node_stat): Likewise.
5018 (lookup_decl_from_uid): New function.
5019 (remove_decl_from_map): Likewise.
5020 (print_decl_for_uid_map_statistics): New helper.
5021 (dump_tree_statistics): Call it.
5023 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5024 (referenced_var_iterator): Adjust.
5025 (FOR_EACH_REFERENCED_VAR): Adjust.
5026 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5027 (num_referenced_vars): Adjust.
5028 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5029 (first_referenced_var): Remove.
5030 (end_referenced_vars_p): Likewise.
5031 (next_referenced_var): Likewise.
5032 (referenced_var_iterator_set): New helper function.
5033 * tree-dfa.c (referenced_var_lookup): Adjust.
5034 (referenced_var_check_and_insert): Likewise.
5035 (remove_referenced_var): Likewise.
5036 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5037 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5038 (verify_call_clobbering): Likewise.
5039 (verify_memory_partitions): Likewise.
5040 (init_tree_ssa): Allocate bitmap instead of hashtable for
5042 (delete_tree_ssa): Adjust.
5043 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5044 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5045 (compute_tag_properties): Likewise.
5046 (set_initial_properties): Likewise.
5047 (find_partition_for): Likewise.
5048 (update_reference_counts): Likewise.
5049 (dump_may_aliases_for): Likewise.
5050 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5051 (add_call_clobber_ops): Likewise.
5052 (add_call_read_ops): Likewise.
5053 (get_asm_expr_operands): Likewise.
5054 * tree-into-ssa.c (dump_decl_set): Likewise.
5055 (update_ssa): Likewise.
5056 * tree-sra.c (scan_function): Likewise.
5057 (decide_instantiations): Likewise.
5058 (scalarize_parms): Likewise.
5059 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5060 (dsa_named_for): Likewise.
5061 * tree-ssa-structalias.c (update_alias_info): Likewise.
5062 (merge_smts_into): Likewise.
5064 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5067 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5068 * c-opts.c (c_common_handle_option): Wall enables
5069 Wvolatile-register-var.
5070 * common.opt: Move Wvolatile-register-var to...
5073 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5075 * common.opt (Wlarger-than=): New.
5076 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5078 * opts.c (common_handle_option): Handle -Wlarger-than=.
5079 * optc-gen.awk: Likewise.
5080 * opth-gen.awk: Likewise.
5081 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5082 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5084 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5086 * c-common.c (match_case_to_enum_1): Add appropriate
5087 OPT_W* parameter to warning.
5088 (c_do_switch_warnings): Likewise.
5089 * c-typeck.c (warning_init): Add one more parameter following
5091 (push_init_level): Update call to warning_init.
5092 (pop_init_level): Likewise.
5093 (add_pending_init): Likewise.
5094 (output_init_element: Likewise.
5096 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5099 * toplev.c (toplev_main): If there are warnings or error, print
5100 errors for ignored options.
5101 * opts.c (ignored_options): New static variable.
5102 (postpone_unknown_option_error): New.
5103 (print_ignored_options): New.
5104 (handle_option): Postpone errors for unknown -Wno-* options.
5105 * opts.h (print_ignored_options): Declare.
5107 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5109 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5112 2008-02-25 Richard Guenther <rguenther@suse.de>
5115 2008-02-25 Richard Guenther <rguenther@suse.de>
5117 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5118 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5119 (lookup_decl_from_uid): Declare.
5120 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5121 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5122 (decl_for_uid_map): New global hashtable mapping DECL_UID
5124 (init_ttree): Allocate it.
5125 (insert_decl_to_uid_decl_map): New helper function.
5126 (make_node_stat): Insert new decls into the map.
5127 (copy_node_stat): Likewise.
5128 (lookup_decl_from_uid): New function.
5129 (print_decl_for_uid_map_statistics): New helper.
5130 (dump_tree_statistics): Call it.
5132 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5133 (referenced_var_iterator): Adjust.
5134 (FOR_EACH_REFERENCED_VAR): Adjust.
5135 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5136 (num_referenced_vars): Adjust.
5137 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5138 (first_referenced_var): Remove.
5139 (end_referenced_vars_p): Likewise.
5140 (next_referenced_var): Likewise.
5141 (referenced_var_iterator_set): New helper function.
5142 * tree-dfa.c (referenced_var_lookup): Adjust.
5143 (referenced_var_check_and_insert): Likewise.
5144 (remove_referenced_var): Likewise.
5145 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5146 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5147 (verify_call_clobbering): Likewise.
5148 (verify_memory_partitions): Likewise.
5149 (init_tree_ssa): Allocate bitmap instead of hashtable for
5151 (delete_tree_ssa): Adjust.
5152 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5153 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5154 (compute_tag_properties): Likewise.
5155 (set_initial_properties): Likewise.
5156 (find_partition_for): Likewise.
5157 (update_reference_counts): Likewise.
5158 (dump_may_aliases_for): Likewise.
5159 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5160 (add_call_clobber_ops): Likewise.
5161 (add_call_read_ops): Likewise.
5162 (get_asm_expr_operands): Likewise.
5163 * tree-into-ssa.c (dump_decl_set): Likewise.
5164 (update_ssa): Likewise.
5165 * tree-sra.c (scan_function): Likewise.
5166 (decide_instantiations): Likewise.
5167 (scalarize_parms): Likewise.
5168 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5169 (dsa_named_for): Likewise.
5170 * tree-ssa-structalias.c (update_alias_info): Likewise.
5171 (merge_smts_into): Likewise.
5173 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5176 * doc/invoke.texi (-fcx-limited-range): Document new option.
5177 * toplev.c (process_options): Handle -fcx-fortran-rules.
5178 * common.opt: Add documentation for -fcx-fortran-rules.
5180 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5183 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5184 actual behaviour and C99.
5186 2008-02-26 Ben Elliston <bje@au.ibm.com>
5188 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5189 (ASM_CPU_POWER6_SPEC): Likewise.
5190 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5191 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5192 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5194 2008-02-25 Richard Guenther <rguenther@suse.de>
5196 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5197 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5198 (lookup_decl_from_uid): Declare.
5199 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5200 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5201 (decl_for_uid_map): New global hashtable mapping DECL_UID
5203 (init_ttree): Allocate it.
5204 (insert_decl_to_uid_decl_map): New helper function.
5205 (make_node_stat): Insert new decls into the map.
5206 (copy_node_stat): Likewise.
5207 (lookup_decl_from_uid): New function.
5208 (print_decl_for_uid_map_statistics): New helper.
5209 (dump_tree_statistics): Call it.
5211 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5212 (referenced_var_iterator): Adjust.
5213 (FOR_EACH_REFERENCED_VAR): Adjust.
5214 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5215 (num_referenced_vars): Adjust.
5216 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5217 (first_referenced_var): Remove.
5218 (end_referenced_vars_p): Likewise.
5219 (next_referenced_var): Likewise.
5220 (referenced_var_iterator_set): New helper function.
5221 * tree-dfa.c (referenced_var_lookup): Adjust.
5222 (referenced_var_check_and_insert): Likewise.
5223 (remove_referenced_var): Likewise.
5224 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5225 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5226 (verify_call_clobbering): Likewise.
5227 (verify_memory_partitions): Likewise.
5228 (init_tree_ssa): Allocate bitmap instead of hashtable for
5230 (delete_tree_ssa): Adjust.
5231 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5232 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5233 (compute_tag_properties): Likewise.
5234 (set_initial_properties): Likewise.
5235 (find_partition_for): Likewise.
5236 (update_reference_counts): Likewise.
5237 (dump_may_aliases_for): Likewise.
5238 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5239 (add_call_clobber_ops): Likewise.
5240 (add_call_read_ops): Likewise.
5241 (get_asm_expr_operands): Likewise.
5242 * tree-into-ssa.c (dump_decl_set): Likewise.
5243 (update_ssa): Likewise.
5244 * tree-sra.c (scan_function): Likewise.
5245 (decide_instantiations): Likewise.
5246 (scalarize_parms): Likewise.
5247 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5248 (dsa_named_for): Likewise.
5249 * tree-ssa-structalias.c (update_alias_info): Likewise.
5250 (merge_smts_into): Likewise.
5252 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5255 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5256 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5257 * alias.h (nonoverlapping_memrefs_p): Likewise.
5259 2008-02-25 Jan Beulich <jbeulich@novell.com>
5261 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5262 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5263 __emultls_get_address, __emultls_register_common,
5264 __floatundi?f, and _Unwind_GetIPInfo.
5265 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5266 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5267 (gen_regparm_prefix): Likewise.
5268 (i386_nlm_encode_section_info): Sync with
5269 config/i386/winnt.c:i386_pe_encode_section_info().
5270 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5271 i386_nlm_mangle_decl_assembler_name): New.
5272 (netware_override_options): New.
5273 * config/i386/netware.h (netware_override_options): Declare.
5274 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5275 (i386_nlm_mangle_decl_assembler_name): Declare.
5276 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5278 2008-02-25 Ben Elliston <bje@au.ibm.com>
5281 * c-decl.c (grokdeclarator): Remove unused local variables
5282 `typedef_type' and `type_as_written'.
5284 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5285 unused local variable `has_hot_blocks'.
5286 (fix_crossing_conditional_branches): Remove unused local variable
5289 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5292 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5293 using DEF_C99_BUILTIN.
5294 (BUILT_IN_NANF): Ditto.
5295 (BUILT_IN_NANL): Ditto.
5297 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5298 Revital Eres <eres@il.ibm.com>
5300 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5301 regarding the order of two dependent insns in the same row.
5303 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5305 * stor-layout.c (layout_decl): Do not bump the alignment of a
5306 bit-field to more than byte alignment if it is packed.
5308 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5310 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5313 2008-02-24 Diego Novillo <dnovillo@google.com>
5315 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5318 * tree-vrp.c (vrp_evaluate_conditional): With
5319 -Wtype-limits, emit a warning when comparing against a
5320 constant outside the natural range of OP0's type.
5321 * c.opt (Wtype-limits): Move ...
5322 * common.opt (Wtype-limits): ... here.
5324 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5326 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5327 * config/rs6000/e300c2c3.md: New file.
5328 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5330 (rs6000_override_options): Add e300c2 and e300c3 cases to
5331 processor_target_table. Do not allow usage of Altivec or Spe
5332 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5333 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5334 * config/rs6000/rs6000.h (processor_type): Add
5335 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5336 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5337 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5338 and ppce300c3. Include e300c2c3.md.
5340 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5342 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5343 instead of TARGET_STRICT_ALIGN.
5345 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5347 * explow.c (memory_address): Assert that the generated address is
5350 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5353 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5354 * config/darwin-ppc-ldouble-patch.def: New file.
5355 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5356 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5357 SUBTARGET_INIT_BUILTINS if defined.
5358 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5361 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5364 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5365 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5367 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5370 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5371 file" warning condtional on -Winvalid-PCH.
5373 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5375 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5377 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5381 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5382 prevent reload from using MMX registers.
5383 (*mov<mode>_internal): Ditto.
5384 (*movv2sf_internal_rex64): Ditto.
5385 (*movv2sf_internal): Ditto.
5387 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5389 PR documentation/31569
5390 * doc/install.texi2html: Use makeinfo --no-number-sections.
5392 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5394 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5395 ensure that we can address an entire entity > 8 bytes. Don't
5396 generate reg+reg addressing for such data.
5398 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5400 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5401 strings when optimizing for size, unless the target cares about
5404 2008-02-22 Tom Tromey <tromey@redhat.com>
5406 * regclass.c (current_pass): Remove declaration.
5408 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5410 * config/avr/libgcc.S (__RAMPZ__): Define.
5411 (__do_copy_data): Add for devices with 128KB code memory.
5413 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5415 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5417 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5419 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5421 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5424 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5427 * c-typeck.c (build_binary_op): Warn about floating point
5428 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5430 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5433 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5434 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5436 (rs6000_override_options): Set altivec_abi as default, not override,
5437 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5438 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5439 is used; use new member spe_abi.
5440 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5441 spe_abi and altivec_abi.
5443 2008-02-22 Tomas Bily <tbily@suse.cz>
5445 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5447 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5450 * config.build (build_file_translate): Set to `CMD //c' only if
5452 * Makefile.in (build_file_translate): Improve comment.
5454 2008-02-21 Jan Hubicka <jh@suse.cz>
5456 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5457 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5458 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5460 2008-02-21 Michael Matz <matz@suse.de>
5463 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5465 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5467 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5468 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5470 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5471 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5472 SSE_VEC_FLOAT_MODE_P as insn constraint.
5473 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5474 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5475 sse4a_movntdf using MODEF mode iterator.
5476 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5477 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5478 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5479 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5480 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5481 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5482 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5484 2008-02-21 Richard Guenther <rguenther@suse.de>
5486 * tree.def (PAREN_EXPR): New tree code.
5487 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5489 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5490 * expr.c (expand_expr_real_1): Likewise.
5491 * tree-inline.c (estimate_num_insns_1): Likewise.
5492 * tree-complex.c (expand_complex_move): Likewise.
5493 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5496 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5499 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5501 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5504 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5506 * config/sh/sh.c (find_barrier): Don't go past
5507 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5509 2008-02-20 DJ Delorie <dj@redhat.com>
5511 * config/h8300/h8300.md (insv): Force source operand to be a register.
5513 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5514 as a jump, not as a plain insn.
5516 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5518 * doc/invoke.texi (Warning Options): Add new option
5519 -Wframe-larger-than=.
5520 (-Wframe-larger-than): Document.
5522 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5523 Add declarations for new option variables.
5525 * final.c (final_start_function): Check the frame size
5526 before emission and issue a Wframe-larger-than warning.
5528 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5529 Add definitions for new option variables.
5530 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5532 * common.opt (Wframe-larger-than=): New option.
5534 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5536 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5537 (<sse>_div<mode>3): Ditto.
5538 (<sse>_vmdiv<mode>3): Ditto.
5539 (<sse>_vmsqrt<mode>2): Ditto.
5540 (*smax<mode>3): Ditto.
5541 (sse5_frcz<mode>2): Ditto.
5542 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5545 2008-02-20 Richard Guenther <rguenther@suse.de>
5548 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5549 be happy with INTEGRAL_TYPE_P.
5551 2008-02-20 Richard Guenther <rguenther@suse.de>
5553 * fold-const.c (split_tree): Associate floatig-point expressions
5554 if flag_associative_math is set.
5556 2008-02-20 Richard Guenther <rguenther@suse.de>
5558 * tree.h (fold_real_zero_addition_p): Declare.
5559 * fold-const.c (fold_real_zero_addition_p): Export.
5560 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5561 floating-point operations with zero and one.
5563 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5565 * doc/install.texi: Correct references to CFLAGS, replacing them
5566 with BOOT_CFLAGS. Document flags used during bootstrap for
5569 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5571 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5572 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5573 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5575 (smin<mode>3): Ditto from similar patterns.
5576 (smax<mode>3): Ditto.
5577 (*ieee_smin<mode>3): Ditto.
5578 (*ieee_smax<mode>3): Ditto.
5579 * config/i386/sse.md (sse): New mode attribute.
5580 (mov<mode>): Macroize expander from movv4sf and movv2df using
5581 SSEMODEF2P mode iterator.
5582 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5583 SSE_VEC_FLOAT_MODE_P as insn constraint.
5584 (storent<mode>): Ditto.
5585 (storent<mode>): Macroize expander from storentsf and storentdf using
5586 MODEF mode iterator.
5587 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5588 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5589 (abs<mode>2): Ditto from similar patterns.
5590 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5591 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5592 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5593 (<sse>_vmsqrt<mode>2): Ditto.
5594 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5595 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5596 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5597 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5598 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5599 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5600 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5602 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5603 iterator and SSE_FLOAT_MODE_P as insn constraint.
5604 (<sse>_ucomi): Ditto from similar patterns.
5605 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5606 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5607 SSE_VEC_FLOAT_MODE_P as insn constraint.
5608 (vcond<mode>): Ditto from similar patterns.
5609 (and<mode>3, *and<mode>3): Ditto.
5610 (<sse>_nand<mode>3): Ditto.
5611 (ior<mode>3, *ior<mode>3): Ditto.
5612 (xor<mode>3, *xor<mode>3): Ditto.
5613 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5614 iterator and SSE_FLOAT_MODE_P as insn constraint.
5615 (*nand<mode>3): Ditto from similar patterns.
5616 (*ior<mode>3): Ditto.
5617 (*xor<mode>3): Ditto.
5619 2008-02-20 Ira Rosen <irar@il.ibm.com>
5621 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5622 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5623 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5625 2008-02-19 Jan Hubicka <jh@suse.cz>
5627 * predict.c (tree_bb_level_predictions): Remove variable next
5628 mistakely introduced by previous commit.
5630 2008-02-19 Jan Hubicka <jh@suse.cz>
5632 * predict.c (predict_paths_leading_to): Rewrite.
5633 (predict_paths_for_bb): New.
5634 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5636 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5639 * Makefile.in (build_file_translate): New.
5640 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5641 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5642 * configure.ac (build_file_translate): Substitute it.
5643 * configure: Regenerate.
5645 2008-02-19 Jan Hubicka <jh@suse.cz>
5647 PR rtl-optimization/34408
5648 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5651 2008-02-19 Jan Hubicka <jh@suse.cz>
5654 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5657 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5660 * config/i386/i386-modes.def: Revert the last DI alignment
5661 change until Ada people can look into it.
5663 2008-02-19 Nick Clifton <nickc@redhat.com>
5665 * opts.c (print_specific_help): Fix typo in --help text.
5667 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5670 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5671 32-bit inline asm without asm alternatives for host GCC < 3.0.
5673 2008-02-19 Richard Guenther <rguenther@suse.de>
5675 PR tree-optimization/34989
5676 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5677 Allow propagation to INDIRECT_REF if we can simplify only.
5679 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5681 * c-common.c (warn_for_collisions_1): Use appropriate option when
5684 2008-02-19 Nick Clifton <nickc@redhat.com>
5687 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5688 (handle_options): Fix indentation.
5689 (print_filtered_help): If no language-specific options were
5690 displayed tell the user how to list all the options supported by
5691 the language's front-end.
5692 (print_specific_help): Fix indentation and remove duplicate line.
5693 (common_handle_option): Handle the -v option.
5694 For --help enable the display of undocumented options if the -v
5695 switch has been included on the command line.
5696 For --help= check for overlaps in the arguments between the option
5697 classes and the language names and issue a warning when they
5698 cannot be disambiguated.
5699 * c.opt (v): Pass on to the common option handler.
5701 2008-02-19 Revital Eres <eres@il.ibm.com>
5703 * modulo-sched.c (sms_schedule): Change dump message when
5704 create_ddg function fails.
5705 (try_scheduling_node_in_cycle): Rename row to cycle.
5706 (print_partial_schedule): Rename CYCLE to ROW.
5708 2008-02-19 Christian Bruel <christian.bruel@st.com>
5709 Zdenek Dvorak <ook@ucw.cz>
5711 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5713 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5716 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5717 (*x86_movdicc_0_m1_se): Ditto.
5719 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5721 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5722 (CMPtype): Define as __gcc_CMPtype.
5723 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5724 (CMPtype): Define as __gcc_CMPtype.
5726 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5728 Support valgrind 3.3 for --enable-checking=valgrind.
5729 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5731 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5732 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5733 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5734 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5735 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5736 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5737 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5739 * ggc-zone.c: Similar.
5740 * ggc-page.c: Similar.
5742 2008-02-19 Paul Brook <paul@codesourcery.com>
5745 * config/arm/ieee754-df.S: Fix do_it typo.
5746 * config/arm/ieee754-sf.S: Fix do_it typo.
5748 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5751 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5752 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5753 (OPTION_MASK_ISA_SSE_SET): Likewise.
5754 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5755 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5756 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5757 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5758 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5759 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5760 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5761 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5762 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5763 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5764 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5765 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5766 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5767 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5768 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5769 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5770 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5771 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5772 (OPTION_MASK_ISA_SSE4): Removed.
5773 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5774 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5775 (override_options): Don't turn on implied SSE/MMX bits in
5778 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5780 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5783 2008-02-18 Joey Ye <joey.ye@intel.com>
5786 * tree-nested.c (insert_field_into_struct): Set type alignment
5787 to field alignment if the former is less than the latter.
5789 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5791 * BASE-VER: Set to 4.4.0.
5793 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5795 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5796 * doc/cfg.texi: Likewise.
5797 * doc/extend.texi: Likewise.
5798 * doc/gty.texi: Likewise.
5799 * doc/invoke.texi: Likewise.
5800 * doc/loop.texi: Likewise.
5801 * doc/md.texi: Likewise.
5802 * doc/passes.texi: Likewise.
5803 * doc/rtl.texi: Likewise.
5804 * doc/sourcebuild.texi: Likewise.
5805 * doc/tm.texi: Likewise.
5806 * doc/tree-ssa.texi: Likewise.
5808 2008-02-17 Richard Guenther <rguenther@suse.de>
5811 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5812 without default definition.
5814 2008-02-17 Richard Guenther <rguenther@suse.de>
5816 PR tree-optimization/35231
5817 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5820 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5823 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5824 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5825 libgcc_cmp_return mode.
5827 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5830 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5832 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5834 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5837 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5839 * doc/c-tree.texi: Use `@.' where appropriate.
5840 * doc/extend.texi: Likewise.
5841 * doc/install.texi: Likewise.
5842 * doc/invoke.texi: Likewise.
5843 * doc/loop.texi: Likewise.
5844 * doc/makefile.texi: Likewise.
5845 * doc/md.texi: Likewise.
5846 * doc/passes.texi: Likewise.
5847 * doc/standards.texi: Likewise.
5848 * doc/tm.texi: Likewise.
5850 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5853 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5855 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5856 rather than in entry_bb.
5858 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5860 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5861 libgcc_cmp_return mode.
5863 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5866 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5867 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5869 2008-02-15 Richard Guenther <rguenther@suse.de>
5870 Zdenek Dvorak <ook@ucw.cz>
5872 PR tree-optimization/35164
5873 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5874 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5875 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5876 Only propagate addresses which do not have abnormal SSA_NAMEs
5879 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5882 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5884 2008-02-15 Jan Hubicka <jh@suse.cz>
5887 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5889 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5892 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5893 when calculating alignment_pad.
5895 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5897 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5898 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5899 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5900 and STACK_BOUNDARY define.
5902 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5904 PR preprocessor/35061
5905 * c-pragma.c (handle_pragma_pop_macro): Check that
5906 pushed_macro_table has been allocated.
5908 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5911 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5912 (force_gimple_operand): Likewise.
5913 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5914 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5915 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5916 (find_interesting_uses_address): Check addressability and alignment
5917 of the base expression only after substituting bases of IVs into it.
5919 2008-02-14 Michael Matz <matz@suse.de>
5922 * function.c (instantiate_virtual_regs_in_insn): Reload address
5923 before falling back to reloading the whole operand.
5925 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5927 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5928 before the first section switch note.
5930 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5932 * doc/bugreport.texi: Update copyright years.
5933 * doc/c-tree.texi: Likewise.
5934 * doc/cfg.texi: Likewise.
5935 * doc/cpp.texi: Likewise.
5936 * doc/cppinternals.texi: Likewise.
5937 * doc/fragments.texi: Likewise.
5938 * doc/frontends.texi: Likewise.
5939 * doc/gcc.texi: Likewise.
5940 * doc/gty.texi: Likewise.
5941 * doc/hostconfig.texi: Likewise.
5942 * doc/implement-c.texi: Likewise.
5943 * doc/libgcc.texi: Likewise.
5944 * doc/loop.texi: Likewise.
5945 * doc/makefile.texi: Likewise.
5946 * doc/options.texi: Likewise.
5947 * doc/passes.texi: Likewise.
5948 * doc/rtl.texi: Likewise.
5949 * doc/sourcebuild.texi: Likewise.
5950 * doc/standards.texi: Likewise.
5951 * doc/tree-ssa.texi: Likewise.
5952 * doc/trouble.texi: Likewise.
5954 * doc/extend.texi: Use @: or add comma where appropriate.
5955 * doc/invoke.texi: Likewise.
5956 * doc/tm.texi: Likewise.
5958 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5961 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5964 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5966 * doc/md.texi (clz, ctz): Add reference.
5967 * doc/rtl.texi (clz, ctz): Likewise.
5969 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5972 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5975 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5977 * config/s390/s390.c (struct constant_pool): New field
5978 emit_pool_after added.
5979 (s390_mainpool_start): Set the emit_pool_after flag according
5980 to the section switch notes.
5981 (s390_mainpool_finish): Consider emit_pool_after when emitting
5982 the literal pool at the end of the function.
5983 (s390_chunkify_start): Force literal pool splits at section
5986 2008-02-13 Michael Matz <matz@suse.de>
5989 * var-tracking.c (clobber_variable_part): Correctly traverse the
5992 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5995 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5996 Add -fdump-ipa-inline.
5997 * tree-dump.c (dump_files): Remove tree-inlined dump.
5998 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6000 2008-02-12 Richard Guenther <rguenther@suse.de>
6002 PR tree-optimization/35171
6003 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6006 2008-02-12 Richard Guenther <rguenther@suse.de>
6009 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6010 value-preserving mode. Disallow final truncation.
6012 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6015 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6016 code from here to...
6017 (force_gimple_operand): ...here.
6019 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6022 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6023 non-compatible pointers.
6024 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6025 different FIELD_DECLs, try harder by comparing field offsets, sizes
6029 * function.c (match_asm_constraints_1): Don't replace the same input
6032 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6034 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6035 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6036 (expand_epilogue): Restore RAMPZ register.
6037 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6039 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6041 * config/i386/cygwin.asm: (__alloca): Correct calling
6042 convention and alignment.
6043 (__chkstk): Force 8 byte stack alignment.
6045 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6046 Richard Guenther <rguenther@suse.de>
6048 PR tree-optimization/33992
6049 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6050 the zero we compare against.
6052 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6055 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6056 to CloseHandle after unlocking to prevent accumulation of handle
6059 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6062 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6063 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6064 and update LABEL_NUSES during and after reload.
6066 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6069 * combine.c (simplify_if_then_else): Make sure the comparison is
6070 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6072 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6075 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6076 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6077 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6078 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6079 * tree.h (get_type_static_bounds): Likewise.
6081 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6083 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6084 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6085 Make -Wfoo language annotations match what the compiler outputs.
6087 2008-02-08 Sa Liu <saliu@de.ibm.com>
6089 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6090 intrinsics spu_convts, spu_convtu, spu_convtf.
6092 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6094 * doc/extend.texi (Function Attributes) <noinline>: Mention
6095 asm ("") as method to keep calls.
6097 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6100 * doc/options.texi (Options): Replace references to opts.sh with
6102 * opts-common.c: Likewise.
6103 * optc-gen.awk: Likewise.
6105 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6107 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6109 2008-02-07 Richard Henderson <rth@redhat.com>
6112 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6113 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6116 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6118 PR tree-optimization/35085
6119 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6120 for operand entry oe2 in addition to operand entry oe3 in order to
6121 expose more opportunities for vectorizer sum reduction.
6123 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6126 * Makefile.in (LIBS): Remove $(GMPLIBS).
6127 (cc1-dummy, cc1): Add $(GMPLIBS).
6129 2008-02-06 Jan Hubicka <jh@suse.cz>
6132 * i386.md (moddf_integer): Do not produce partial memory stalls for
6133 targets where it hurts.
6135 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6138 * optabs.c (expand_float): Do not check for decimal modes when
6139 expanding unsigned integer through signed conversion.
6141 2008-02-06 Nick Clifton <nickc@redhat.com>
6143 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6144 inside the clobber with a match_operand and duplicated operand
6145 number in the constraint.
6146 (ineqbranchsi): Delete redundant comment.
6148 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6150 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6151 builtin_define ("__USE_INIT_FINI__").
6152 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6154 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6156 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6158 PR documentation/30330
6159 * doc/invoke.texi (C++ Dialect Options)
6160 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6161 For each warning option -Wfoo that allows -Wno-foo, ensure both
6162 -Wfoo and -Wno-foo are listed in the option index. Fix index
6163 entry of -Wswitch-default, index -Wnormalized= including the
6164 `=', and -Wlarger-than-@var{len} including @var{len}.
6166 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6168 * config/i386/i386.md (floatunssisf2): Use
6169 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6170 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6171 Macroize expander using MODEF mode iterator.
6173 2008-02-05 Diego Novillo <dnovillo@google.com>
6175 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6178 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6180 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6183 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6185 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6188 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6189 to indicate if a message should be generated.
6190 (init_cumulative_args): Updated.
6191 (function_value_32): Likewise.
6193 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6195 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6197 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6200 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6201 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6203 2008-02-04 Diego Novillo <dnovillo@google.com>
6205 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6208 * tree-vrp.c (vrp_evaluate_conditional): With
6209 -Wtype-limits, emit a warning when comparing against a
6210 constant outside the natural range of OP0's type.
6212 2008-02-04 Richard Guenther <rguenther@suse.de>
6215 * expr.c (count_type_elements): Give for unions instead of
6218 2008-02-04 Richard Guenther <rguenther@suse.de>
6221 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6222 to TYPE_DOMAINs base type instead of using bitsizetype here.
6224 2008-02-03 Jason Merrill <jason@redhat.com>
6226 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6228 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6231 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6232 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6233 (RS/6000 and PowerPC Options): Fix typos and markup.
6234 * doc/passes.texi (Tree-SSA passes): Likewise.
6236 2008-02-02 Michael Matz <matz@suse.de>
6239 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6240 from record_last_reg_set_info.
6241 (record_last_reg_set_info): Take an RTX argument, iterate over all
6242 constituent hardregs.
6243 (record_last_set_info, record_opr_changes): Change calls to
6244 new signature or to record_last_reg_set_info_regno.
6246 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6248 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6250 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6252 PR rtl-optimization/34773
6253 * reg-notes.def (EQUAL): Mention significance of combination of
6254 REG_EQUAL and REG_RETVAL.
6255 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6256 insn that has a REG_RETVAL.
6258 2008-02-01 Roger Sayle <roger@eyesopen.com>
6261 * configure.ac (--enable-fixed-point): Disable unless explicitly
6263 * configure: Regenerate.
6265 2008-02-01 Richard Guenther <rguenther@suse.de>
6268 * invoke.texi (-finline-limit): Remove no longer true parts
6269 of the documentation. Note that there is no default value.
6271 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6272 Mark Mitchell <mark@codesourcery.com>
6273 Ben Elliston <bje@au.ibm.com>
6276 * doc/extend.texi (Other Builtins): Document.
6278 2008-01-31 Tom Browder <tom.browder@gmail.com>
6280 * doc/c-tree.texi (Types): Fix grammar.
6281 (Expression trees): Ditto.
6282 * doc/passes.texi (Tree-SSA passes): Ditto.
6284 * doc/configterms.texi (Configure Terms): Fix typo.
6285 * doc/cpp.texi (Common Predefined Macros): Ditto.
6286 * doc/md.texi (Machine Constraints): Ditto.
6288 * doc/makefile.texi (Makefile): Add comma.
6290 2008-01-31 Tom Browder <tom.browder@gmail.com>
6291 Gerald Pfeifer <gerald@pfeifer.com>
6293 * doc/sourcebuild.texi (Front End): Remove references to CVS
6294 and CVSROOT/modules.
6295 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6296 (Back End): Remove reference to CVS.
6298 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6301 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6303 (mips16_gp_pseudo_reg): ...here.
6304 * config/mips/mips.md (load_const_gp): Replace with...
6305 (load_const_gp_<mode>): ...this :P-based insn.
6307 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6309 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6310 options. Minor fixes.
6311 (-std): Move reference to standards closer to where language
6312 standards are first mentioned.
6314 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6316 PR rtl-optimization/34995
6317 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6318 parameter and return a bool. If the rtx parameter is nonnull,
6319 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6320 (find_reloads): Update call accordingly. Pass the new operand
6321 if it needed no address reloads, otherwise pass null.
6323 2008-01-30 Richard Henderson <rth@redhat.com>
6326 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6327 for unbounded arrays.
6329 2008-01-30 Silvius Rus <rus@google.com>
6331 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6333 2008-01-30 Jan Hubicka <jh@suse.cz>
6336 * i386.c (init_cumulative_args): Use real function declaration when
6339 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6341 PR rtl-optimization/34998
6342 * global.c (build_insn_chain): Treat non-subreg_lowpart
6343 SUBREGs of pseudos as clobbering all the words covered by the
6344 SUBREG, not just all the bytes.
6345 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6346 original df_ref rather than an extract parameter.
6347 (global_conflicts): Update call accordingly.
6349 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6351 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6352 the overflow check to make it easier to read.
6353 (__fixtfdi): Change the type of the ll member in union
6354 long_double to UDItype_x.
6356 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6359 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6360 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6361 * tree-inline.c (fold_marked_statements): Call
6362 cgraph_update_edges_for_call_stmt if folding a call statement.
6363 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6364 debug_generic_stmt calls, reset it back afterwards.
6367 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6369 * c-typeck.c (build_external_ref): Don't pedwarn about
6370 static vars in current function's scope.
6372 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6374 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6376 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6379 * ipa-struct-reorg.c: Fix spelling.
6380 * params.def: Ditto.
6382 2008-01-29 Richard Guenther <rguenther@suse.de>
6385 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6387 * tree-inline.c (remap_type): Increment remapping_type_depth
6388 around remapping types.
6389 (copy_body_r): Only add referenced variables if they are referenced
6390 from code, not types.
6392 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6403 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6404 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6406 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6409 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6410 pointer for tiny stack.
6412 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6414 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6416 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6418 * config/vx-common.h: Fix typo in comment.
6420 2008-01-28 Ian Lance Taylor <iant@google.com>
6424 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6425 coalesce pointers if they have different DECL_NO_TBAA_P values.
6426 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6427 between variables with different DECL_NO_TBAA_P values.
6429 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6432 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6433 are not legitimate small data references on SPE targets.
6435 2008-01-28 David Daney <ddaney@avtrex.com>
6437 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6439 2008-01-28 David Daney <ddaney@avtrex.com>
6441 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6443 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6445 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6446 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6447 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6448 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6449 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6450 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6451 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6452 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6454 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6456 * basic-block.h (condjump_equiv_p): Fix comment.
6458 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6460 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6461 print_generic_stmt_indented): Fix comment.
6463 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6465 * configure.ac (__stack_chk_fail): Add detecion for availability
6466 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6467 * configure: Regenerate.
6469 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6472 * final.c (output_addr_const): Handle TRUNCATE.
6474 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6477 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6478 (zero_cost, infinite_cost): New constants.
6479 (struct cost_pair): Change type of cost to comp_cost.
6480 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6481 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6483 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6484 split_address_cost, ptr_difference_cost, difference_cost,
6485 get_computation_cost_at, get_computation_cost,
6486 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6487 determine_use_iv_cost_condition, determine_use_iv_costs,
6488 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6489 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6490 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6491 Change type of cost to comp_cost.
6492 (determine_iv_cost): Increase cost of non-original ivs, instead
6493 of decreasing the cost of original ones.
6494 (get_address_cost): Indicate the complexity of the addressing mode
6496 (try_add_cand_for): Prefer using ivs not specific to some object.
6497 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6499 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6500 Janis Johnson <janis187@us.ibm.com>
6503 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6504 (TARGET_INSTANTIATE_DECLS): Likewise.
6505 * target.h (expand_to_rtl_hook): New target hook.
6506 (instantiate_decls): Likewise.
6507 * function.c (instantiate_decl): Make non-static. Rename to...
6508 (instantiate_decl_rtl): ... this.
6509 (instantiate_expr): Use instantiate_decl_rtl.
6510 (instantiate_decls_1): Likewise.
6511 (instantiate_decls): Likewise.
6512 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6513 * function.h (instantiate_decl_rtl): Add prototype.
6514 * cfgexpand.c (target.h): New include.
6515 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6516 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6517 (TARGET_INSTANTIATE_DECLS): Likewise.
6518 (TARGET_INITIALIZER): New target hooks added.
6519 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6521 * config/rs6000/rs6000.c (tree-flow.h): New include.
6522 (machine_function): Add sdmode_stack_slot field.
6523 (rs6000_alloc_sdmode_stack_slot): New function.
6524 (rs6000_instantiate_decls): Likewise.
6525 (rs6000_secondary_memory_needed_rtx): Likewise.
6526 (rs6000_check_sdmode): Likewise.
6527 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6528 (TARGET_INSTANTIATE_DECLS): Likewise.
6529 (rs6000_hard_regno_mode_ok): Allow SDmode.
6530 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6531 (rs6000_emit_move): Handle SDmode.
6532 (function_arg_advance): Likewise.
6533 (function_arg): Likewise.
6534 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6535 SDmode var args for 32-bit compiles.
6536 (rs6000_secondary_reload_class): Handle SDmode.
6537 (rs6000_output_function_epilogue): Likewise.
6538 (rs6000_function_value): Simplify if statement.
6539 (rs6000_libcall_value): Likewise.
6540 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6541 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6542 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6543 (movsd_hardfloat): New define_insn.
6544 (movsd_softfloat): Likewise.
6545 (movsd_store): Likewise.
6546 (movsd_load): Likewise.
6547 (extendsddd2): Likewise.
6548 (extendsdtd2): Likewise.
6549 (truncddsd2): Likewise.
6550 (movdd_hardfloat64): Fixup comment.
6551 (UNSPEC_MOVSD_LOAD): New constant.
6552 (UNSPEC_MOVSD_STORE): Likewise.
6554 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6557 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6559 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6560 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6561 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6564 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6567 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6568 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6569 __LONGDOUBLE128 too.
6570 * config/rs6000/aix61.h: New file.
6572 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6574 PR rtl-optimization/34959
6575 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6576 popcount and parity rtxes the same mode as their operand.
6577 Truncate or extend the result to the return value's mode
6580 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6583 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6584 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6585 to GOT_VERSION_REGNUM.
6586 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6587 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6588 * config/mips/mips.c (mips_emit_call_insn): New function.
6589 (mips_call_tls_get_addr): Call mips_expand_call directly.
6590 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6592 (mips16_build_call_stub): Likewise. Return the call insn or null.
6593 (mips_expand_call): Update the call to mips16_build_call_stub
6594 accordingly and a remove redundant condition. Assert that MIPS16
6595 stubs do not use lazy binding. Use mips_emit_call_insn and return
6597 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6599 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6600 (mips_avoid_hazard): Remove hazard_set handling.
6601 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6602 (UNSPEC_RESTORE_GP): ...this.
6603 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6604 (FAKE_CALL_REGNO): Rename to...
6605 (GOT_VERSION_REGNUM): ...this.
6606 (type): Add "ghost" value. Add an associated insn reservation.
6607 (hazard_set): Remove.
6608 (exception_receiver): Rename to...
6609 (restore_gp): ...this and update the unspec identifier accordingly.
6610 (exception_receiver, nonlocal_got_receiver): New expanders.
6611 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6612 FAKE_CALL_REGNO. Remove hazard_set attribute.
6613 (set_got_version, update_got_version): New patterns.
6615 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6618 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6620 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6623 * doc/install.texi2html: Generate gcc-vers.texi.
6625 2008-01-25 DJ Delorie <dj@redhat.com>
6627 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6629 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6631 * config/c4x: Remove directory.
6632 * config.gcc (crx-*, mt-*): Mark obsolete.
6633 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6634 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6635 sh-*-rtemscoff*): Remove cases.
6636 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6637 * real.c (encode_c4x_single, decode_c4x_single,
6638 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6639 c4x_extended_format): Remove.
6640 * real.h (c4x_single_format, c4x_extended_format): Remove.
6641 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6643 (Pragmas): Remove comment about c4x pragmas.
6644 * doc/install.texi (c4x): Remove target-specific instructions.
6645 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6646 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6647 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6648 refer to C4x source files as examples.
6649 (C4X_FLOAT_FORMAT): Remove documentation.
6651 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6653 * config/bfin/bfin.c (override_options): Reorder tests so that
6654 flag_pic gets enabled for -msep-data.
6656 2008-01-25 Richard Guenther <rguenther@suse.de>
6659 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6660 to its bitfield precision if required.
6662 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6665 * tree-nested.c (walk_omp_for): New function.
6666 (convert_nonlocal_reference, convert_local_reference): Call
6667 walk_omp_for on OMP_FOR.
6668 (convert_call_expr): Call walk_body on OMP_FOR's
6669 OMP_FOR_PRE_INIT_BODY.
6671 2008-01-25 Richard Guenther <rguenther@suse.de>
6673 PR tree-optimization/34966
6674 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6675 default defs and PHI_NODEs we have to insert after the
6678 2008-01-24 Nick Clifton <nickc@redhat.com>
6680 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6681 Provide a default definition.
6682 (LIBGCC2_UNITS_PER_WORD): Likewise.
6684 * config/stormy16/stormy16.c: Include df.h for the prototype
6685 for df_regs_ever_live_p.
6686 (xstormy16_expand_builtin_va_start): Convert the stack offset
6687 into a component_ref and then use POINTER_PLUS_EXPR to add it
6688 to the incoming_virtual_args_rtx.
6689 (xstormy16_gimplify_va_arg_expr): Rename to
6690 xstormy16_gimplify_va_arg_expr.
6691 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6692 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6693 xstormy16_gimplify_va_arg_expr.
6694 Fix up some formatting issues.
6696 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6697 Move to predicates.md.
6698 (xs_hi_general_operand): Likewise.
6699 (xs_hi_nonmemory_operand): Likewise.
6700 * config/stormy16/predicates.md:
6701 (xstormy16_carry_plus_operand): New predicate.
6702 (xs_hi_general_operand): New predicate.
6703 (xs_hi_nonmemory_operand): New predicate.
6704 * config/stormy16/stormy16-protos.h:
6705 (xstormy16_carry_plus_operand): Delete prototype.
6706 (xs_hi_general_operand): Likewise.
6707 (xs_hi_nonmemory_operand): Likewise.
6709 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6710 modifiers as they are no longer needed and they can trigger
6711 reload spill failures.
6713 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6714 with a match_operand in order to help reload.
6716 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6717 constraint with 'e' for the 8th alternative as this version of
6718 the mov.w instruction only accepts the lower 8 registers.
6720 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6723 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6724 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6727 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6730 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6732 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6734 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6736 (remove_structure): Update allocations list before removing structure.
6738 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6740 * ipa-struct-reorg.c (is_safe_cond_expr,
6741 create_new_stmts_for_cond_expr): Use integer_zerop function,
6742 that recognize not only zero-pointer, but zero-integer too.
6744 2008-01-25 Ben Elliston <bje@au.ibm.com>
6747 * fixproto: Escape "." in sed expression that strips leading "./".
6749 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6752 * gcc.c (SWITCH_OK): Removed.
6753 (SWITCH_LIVE): Changed to bit.
6754 (SWITCH_FALSE): Likewise.
6755 (SWITCH_IGNORE): Likewise.
6756 (switchstr): Change live_cond to unsigned int.
6757 (process_command): Replace SWITCH_OK with 0.
6758 (do_self_spec): Likewise.
6759 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6760 (give_switch): Likewise.
6761 (used_arg): Likewise.
6762 (do_spec_1): Set the SWITCH_IGNORE bit.
6763 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6764 bits. Set the SWITCH_LIVE bit.
6766 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6768 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6770 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6772 PR tree-optimization/34472
6773 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6774 parameter to a "bool *" and set *DATA to false if there is
6775 an unsafe access. Do not delete the structure here.
6776 (check_cond_exprs): Delete it here instead.
6777 (check_cond_exprs, exclude_cold_structs): Do not increase
6778 I when removing a structure.
6780 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6783 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6784 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6786 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6789 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6790 a fixed vector for stack.
6792 2008-01-24 Ben Elliston <bje@au.ibm.com>
6795 * doc/gcc.texi (Software development): Add a direntry for g++.
6797 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6799 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6800 stale and straggling -fforce-addr comments above.
6802 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6804 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6805 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6807 2008-01-23 Michael Matz <matz@suse.de>
6810 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6813 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6815 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6818 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6820 * config/avr/avr.c (avr_current_arch): New variable.
6821 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6822 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6823 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6824 (avr_override_options): Init 'avr_current_arch'.
6825 (base_arch_s): Move from here...
6826 * config/avr/avr.h (base_arch_s): ... here. Add new members
6827 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6828 'mega' to 'have_jmp_call'.
6829 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6830 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6832 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6834 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6835 MULTILIB_MATCHES): (Ditto.).
6837 2008-01-23 Richard Guenther <rguenther@suse.de>
6840 * cgraphunit.c (cgraph_reset_node): Always mark the node
6841 not reachable if it is not queued already.
6843 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6845 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6846 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6847 (cputype_selected): New static variable.
6848 (bfin_handle_option): Set it if -mcpu is used.
6849 (override_option): Select default set of workarounds if no cpu type
6850 selected on the command line.
6851 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6853 From Michael Frysinger <michael.frysinger@analog.com>
6854 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6855 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6857 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6858 for bf547, bf523, bf524, and bf526.
6859 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6861 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6862 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6863 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6864 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6865 * doc/invoke.texi (Blackfin Options): Document that
6866 -mcpu now accept bf547, bf523, bf524, and bf526.
6868 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6870 PR rtl-optimization/34628
6871 * combine.c (try_combine): Stop and undo after the first combination
6872 if an autoincrement side-effect on the first insn has effectively
6875 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6878 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6879 Offset addresses are not valid for Altivec or paired float modes.
6881 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6884 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6885 if DECL_INITIAL (decl) is error_mark_node.
6888 * c-common.c (handle_vector_size_attribute): Only allow
6889 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6890 the same way as pointer, array etc. types.
6891 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6894 * tree.c (build_type_attribute_qual_variant): Call
6895 build_qualified_type if attributes are equal, but quals are not.
6897 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6900 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6901 * flags.h (warn_strict_aliasing): Remove.
6902 (warn_strict_overflow): Remove.
6903 * opts.c (warn_strict_aliasing): Remove.
6904 (warn_strict_overflow): Remove.
6905 * c-opts.c (c_common_handle_option): -Wall only sets
6906 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6907 (c_common_post_options): Give default values to -Wstrict-aliasing
6908 and -Wstrict-overflow if they are uninitialized.
6909 * common.opt (Wstrict-aliasing): Specify Var and Init.
6910 (Wstrict-overflow): Likewise.
6912 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6914 PR rtl-optimization/26854
6915 PR rtl-optimization/34400
6916 PR rtl-optimization/34884
6917 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6919 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6920 (df_rd_bb_info.expanded_lr_out): Deleted
6921 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6922 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6923 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6924 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6925 Removed code to allocate, initialize or free expanded_lr_out.
6926 (df_rd_bb_local_compute_process_def): Restructured to make more
6928 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6929 sets if the sets are being trimmed.
6931 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6934 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6935 (as_vers): Likewise.
6936 * configure: Regenerated.
6938 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6941 * tree-pass.h (pass_build_alias): New pass.
6942 * tree-ssa-alias.c (gate_build_alias): New.
6943 (pass_build_alias): New.
6944 * passes.c (init_optimization_passes): Add pass_build_alias after
6945 pass_create_structure_vars.
6947 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6949 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6950 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6951 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6952 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6953 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6954 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6955 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6956 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6957 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6958 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6959 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6960 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6961 * config/s390/s390.md (FP_ALL): New mode iterator.
6962 (_d): New mode attribute.
6963 ("*signbit<mode>2>"): Changed mode of first operand.
6964 ("isinf<mode>2"): Changed mode of first operand.
6965 ("*TDC_insn"): Adaptation for DFP modes.
6967 2008-01-22 Ben Elliston <bje@au.ibm.com>
6969 * tree.c (check_qualified_type): Improve function description.
6971 2008-01-21 Jason Merrill <jason@redhat.com>
6974 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6975 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6978 2008-01-21 DJ Delorie <dj@redhat.com>
6980 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6983 2008-01-21 Richard Guenther <rguenther@suse.de>
6986 * tree-cfg.c (verify_expr): Allow all invariant expressions
6987 instead of just constant class ones as reference argument.
6988 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6989 like any other constant.
6990 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6992 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6994 * regmove.c (fixup_match_1): Update call crossed frequencies.
6996 2008-01-21 Richard Guenther <rguenther@suse.de>
6999 * tree-inline.c (setup_one_parameter): Deal with mismatched
7000 types using a VIEW_CONVERT_EXPR.
7002 2008-01-21 Alon Dayan <alond@il.ibm.com>
7003 Olga Golovanevsky <olga@il.ibm.com>
7005 PR tree-optimization/34701
7006 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7007 when the structure size is not a power of 2.
7009 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7011 * doc/install.texi: Add doc for --enable-checking=df.
7013 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7015 PR rtl-optimization/34808
7016 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7018 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7020 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7023 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7025 PR rtl-optimization/26854
7026 PR rtl-optimization/34400
7027 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7029 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7030 (df_rd_bb_info.expanded_lr_out): New.
7031 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7032 * loop_iv.c (iv_analysis_loop_init): Ditto.
7033 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7034 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7035 Added code to allocate, initialize or free expanded_lr_out.
7036 (df_rd_bb_local_compute_process_def): Restructured to make
7037 more understandable.
7038 (df_rd_confluence_n): Add code to do nothing with fake edges and
7039 code to no apply invalidate_by_call sets if the sets are being trimmed.
7040 (df_lr_local_finalize): Renamed to df_lr_finalize.
7041 (df_live_local_finalize): Renamed to df_live_finalize.
7043 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7046 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7047 deciding whether to use reciprocal instructions.
7049 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7051 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7052 dwarf2out_note_section_used if cold_text_section is NULL.
7054 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7056 PR gcov-profile/34610
7057 * tree-cfg.c (make_edges): Mark both outgoing edges from
7058 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7059 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7060 from OMP_FOR and OMP_CONTINUE outgoing edges.
7062 * tree-profile.c (tree_profiling): Return early if
7063 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7065 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7066 from cfun to child_cfun.
7067 * function.h (struct function): Add after_tree_profile bit.
7069 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7071 * config/avr/avr.S (_exit): Disable interrupt.
7073 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7074 Steven Bosscher <stevenb.gcc@gmail.com>
7076 PR rtl-optimization/26854
7077 PR rtl-optimization/34400
7078 * df-problems.c (df_live_scratch): New scratch bitmap.
7079 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7080 (df_live_reset): Clear the proper bitmaps.
7081 (df_live_bb_local_compute): Only process the artificial defs once
7082 since the order is not important.
7083 (df_live_init): Init the df_live sets only with the variables
7084 found live by df_lr.
7085 (df_live_transfer_function): Use the df_lr sets to prune the
7086 df_live sets as they are being computed.
7087 (df_live_free): Free df_live_scratch.
7089 2008-01-18 Ian Lance Taylor <iant@google.com>
7091 * common.opt: Add fmerge-debug-strings.
7092 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7093 flag_merge_debug_strings rather than flag_merge_constants.
7094 * doc/invoke.texi (Option Summary): Mention
7095 -fmerge-debug-strings.
7096 (Debugging Options): Document -fmerge-debug-strings.
7098 2008-01-18 Ian Lance Taylor <iant@google.com>
7101 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7102 (struct tree_function_decl): Add new field operator_new_flag.
7103 * tree-inline.c (expand_call_inline): When inlining a call to
7104 operator new, force the return value to go into a variable, and
7105 set DECL_NO_TBAA_P on that variable.
7106 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7108 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7111 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7112 DWARF2_DEBUGGING_INFO.
7113 (dwarf2out_note_section_used): Ditto. Add prototype.
7114 (have_multiple_function_sections, text_section_used,
7115 cold_text_section_used, *cold_text_sections): Move declarations
7118 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7120 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7121 field and add signal_ra.
7122 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7123 assignments to frame state pc. Move end of stack check after
7124 MD_FALLBACK_FRAME_STATE_FOR.
7125 (uw_update_context_1): Use frame state signal_regs if set, instead
7126 of checking signal_frame flag.
7127 (uw_update_context): Use frame state signal_ra if set.
7128 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7129 * config/xtensa/linux-unwind.h: New file.
7131 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7133 * modulo-sched.c (get_sched_window): Fix comment typo.
7135 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7137 PR tree-optimization/34648
7138 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7140 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7142 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7143 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7145 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7147 PR rtl-optimization/34400
7148 * df-core.c (df_worklist_dataflow_overeager,
7149 df_worklist_dataflow_doublequeue): New functions.
7150 (df_worklist_dataflow): Two different worklist solvers.
7151 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7154 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7157 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7158 and ftree-parallelize-loops.
7160 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7162 PR rtl-optimization/34826
7163 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7165 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7167 * global.c (find_reg): Mark the eh regs as used if necessary.
7168 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7169 * ra.h (struct allocno): no_eh_reg field added. Changed
7170 no_stack_reg type to bitfield.
7172 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7174 * tree.c (substitute_in_expr): Add missing 'break'.
7176 2008-01-17 Richard Guenther <rguenther@suse.de>
7178 PR tree-optimization/34825
7179 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7180 x / x as division to handle.
7182 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7184 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7185 "-pthread" is specified.
7186 * pa-hpux11.h (LIB_SPEC): Likewise.
7188 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7189 Peter Bergner <bergner@vnet.ibm.com>
7191 PR rtl-optimization/33796
7192 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7194 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7196 PR libgfortran/34699
7197 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7199 * pa-hpux10.h (LINK_SPEC): Likewise.
7200 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7202 2008-01-16 Richard Guenther <rguenther@suse.de>
7205 * fold-const.c (fold_convert_const_int_from_int): Do not
7206 set overflow if that occured only because of a sign extension
7207 change when converting from/to a sizetype with the same
7208 precision and signedness.
7210 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7213 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7214 location address to the correct place. Update copyright year.
7216 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7218 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7219 no dependences in the dependence_relations vector.
7221 2008-01-16 Jan Hubicka <jh@suse.cz>
7223 PR rtl-optimization/31396
7224 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7225 * cfg.c (dump_reg_info): Print it.
7226 * regs.h (struct reg_info_t): add freq_calls_crossed.
7227 (REG_FREQ_CALLS_CROSSED): New macro.
7228 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7229 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7230 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7231 regmove_optimize): Update call crossed frequencies.
7232 * local-alloc.c (struct qty): Add freq_calls_crossed.
7233 (alloc_qty): Copute freq_calls_crossed.
7234 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7235 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7236 * ra.h (struct allocno): Add freq_calls_crossed.
7238 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7240 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7241 libgomp when compiling with ftree-parallelize-loops.
7242 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7244 2008-01-16 Richard Guenther <rguenther@suse.de>
7246 PR tree-optimization/34769
7247 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7248 * tree.c (int_cst_value): Instead make this function more
7249 permissive in what it accepts as valid input. Document this
7250 function always sign-extends the value.
7252 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7253 Richard Guenther <rguenther@suse.de>
7256 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7257 (gimple_fold_indirect_ref_rhs): ... this.
7258 (gimple_fold_indirect_ref): New function with foldings
7259 that preserve lvalueness.
7260 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7261 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7262 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7263 to fold an INDIRECT_REF, fall back to the old use of
7264 fold_indirect_ref_1.
7266 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7268 * tree-data-ref.c (subscript_dependence_tester_1): Call
7269 free_conflict_function.
7270 (compute_self_dependence): Same.
7272 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7275 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7276 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7278 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7279 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7280 for DWARF2_UNWIND_INFO targets.
7282 2008-01-16 Richard Guenther <rguenther@suse.de>
7285 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7286 type qualifiers for function types.
7288 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7290 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7291 loop_iterator li from previous commit.
7293 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7295 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7297 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7299 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7300 (parallelize_loops): Don't parallelize irreducible components.
7302 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7305 * c-opts (c_common_post_options): Do not enable CPP
7306 flag_pedantic_errors by default.
7308 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7310 PR rtl-optimization/31944
7311 * cse.c (remove_pseudo_from_table): New function.
7312 (merge_equiv_classes): Use above function to remove pseudo-registers.
7313 (invalidate): Likewise.
7315 2008-01-13 Richard Guenther <rguenther@suse.de>
7318 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7319 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7321 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7323 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7324 validate_change to unshare the source of the PC set.
7326 2008-01-12 Jan Hubicka <jh@suse.cz>
7329 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7330 references above array bounds. This might trigger bounds checks for
7333 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7335 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7336 new_replaceable_dependencies.
7338 2008-01-12 Doug Kwan <dougkwan@google.com>
7340 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7341 instead of OPT_Wreturn_type in warning due to ignored return type
7343 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7344 options included in -Wextra.
7345 * c.opt: New option -Wignored_qualifiers.
7346 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7347 -Wignore_qualifiers.
7348 (-Wignored-qualifiers): Document.
7349 (-Wreturn-type): Remove description of functionality now handled
7350 by -Wignored-qualifiers.
7352 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7355 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7356 NOP_EXPR if it is between integral types with the same precision.
7358 2008-01-12 Jan Hubicka <jh@suse.cz>
7361 * invoke.texi (max-inline-recursive-depth): Fix default value.
7363 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7365 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7368 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7370 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7372 2008-01-11 James E. Wilson <wilson@specifix.com>
7375 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7377 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7379 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7380 save/restore frame pointer register and don't use 'call-prologues'
7381 optimization in function with "OS_task" attribute.
7383 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7386 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7387 when copying to memory.
7389 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7391 PR rtl-optimization/30905
7392 * cfgcleanup.c: Include dce.h
7393 (crossjumps_occured): New global variable.
7394 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7395 If something changed, set crossjumps_occured to true.
7396 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7397 Don't add/remove fake edges to exit here...
7398 (cleanup_cfg): ...but do it here, when crossjumping.
7399 Run a fast DCE when successful crossjumps occured in the latest
7400 iteration of try_optimize_cfg.
7402 2008-01-11 Richard Guenther <rguenther@suse.de>
7404 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7405 (struct vn_unary_op_s): Likewise.
7406 (vn_reference_insert): Free old reference on hash collision.
7408 2008-01-10 Raksit Ashok <raksit@google.com>
7410 PR rtl-optimization/27971
7411 * combine.c (find_split_point): Split PLUS expressions which are
7412 inside a MEM rtx, and whose first operand is complex.
7414 2008-01-10 DJ Delorie <dj@redhat.com>
7416 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7417 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7418 (m32c_hard_regno_ok): Call the underlying function.
7420 2008-01-10 Richard Guenther <rguenther@suse.de>
7423 * tree-cfg.c (tree_merge_blocks): Do not go through the
7424 full-blown folding and stmt updating path if we just deal
7425 with virtual operands.
7426 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7427 test for abnormal SSA_NAMEs.
7429 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7432 * reload.c (push_reload): Add assertions. All constants from
7433 reg_equiv_constant should have been used for replacing the respective
7435 (find_reloads_address): Invoke find_reloads_address_part for
7436 constant taken from the reg_equiv_constant array.
7438 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7440 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7441 field (valnum) the first in the struct. Replace bools with
7444 2008-01-10 Richard Guenther <rguenther@suse.de>
7446 PR tree-optimization/34651
7447 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7448 types and ordering for masking and converting.
7450 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7452 PR tree-optimization/34017
7453 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7454 also for PHI_NODE expressions.
7456 2008-01-09 Jan Hubicka <jh@suse.cz>
7458 PR tree-optimization/34708
7459 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7460 based on number of case labels.
7461 (init_inline_once): Remove switch_cost.
7462 * tree-inline.h (eni_weights_d): Remove switch_cost.
7464 2008-01-09 Richard Guenther <rguenther@suse.de>
7465 Andrew Pinski <andrew_pinski@playstation.sony.com>
7468 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7469 temporary if an rvalue is ok or an lvalue is not required.
7471 2008-01-09 Richard Guenther <rguenther@suse.de>
7474 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7477 2008-01-09 Richard Guenther <rguenther@suse.de>
7480 * tree.c (host_integerp): Check for sizetype only if the
7481 type is an integer type.
7483 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7486 * opts.c (decode_options): Disable inlining of functions called
7487 once if not in unit-at-a-time mode.
7489 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7491 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7493 2008-01-08 Richard Guenther <rguenther@suse.de>
7496 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7497 out early if the result will be unused.
7499 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7504 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7505 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7508 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7510 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7511 for vectorization tuned.
7513 2008-01-08 Richard Guenther <rguenther@suse.de>
7515 PR tree-optimization/34683
7516 * tree-ssa-operands.c (operand_build_cmp): Export.
7517 * tree-ssa-operands.h (operand_build_cmp): Declare.
7518 * tree-vn.c (vuses_compare): Remove.
7519 (sort_vuses): Use operand_build_cmp.
7520 (sort_vuses_heap): Likewise.
7521 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7522 to re-use old VEC if available. Do not sort already sorted VUSEs.
7523 (vdefs_to_vec): Do not sort already sorted VDEFs.
7525 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7528 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7530 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7533 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7534 limitations of reciprocal sequences on x86 targets.
7536 2008-01-08 Richard Guenther <rguenther@suse.de>
7538 PR tree-optimization/34683
7539 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7541 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7544 * config/darwin.c (darwin_mergeable_string_section): Don't use
7545 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7547 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7550 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7551 negxf2. Macroize expander using X87MODEF mode iterator. Change
7552 predicates of op0 and op1 to register_operand.
7553 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7554 expander using X87MODEF mode iterator. Change predicates of
7555 op0 and op1 to register_operand.
7556 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7557 corresponding patterns and macroize using MODEF macro. Change
7558 predicates of op0 and op1 to register_operand and remove
7559 "m" constraint. Disparage "r" alternative with "!".
7560 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7561 macroize using X87MODEF macro. Change predicates of op0 and op1
7562 to register_operand and remove "m" constraint. Disparage "r"
7563 alternative with "!".
7564 (absneg splitter with memory operands): Remove.
7565 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7566 patterns and macroize using X87MODEF mode iterator.
7567 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7568 Change predicate of op1 to register_operand.
7569 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7570 for memory operands.
7572 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7574 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7576 2008-01-07 Richard Guenther <rguenther@suse.de>
7578 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7581 2008-01-07 Richard Guenther <rguenther@suse.de>
7583 PR tree-optimization/34683
7584 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7585 VOPs of the needed size to save memory. Use VEC_quick_push
7586 to save compile-time.
7587 (vdefs_to_vec): Likewise.
7589 2008-01-07 Sa Liu <saliu@de.ibm.com>
7591 * config/spu/spu.md (divdf3): Genetate inline code for double
7592 division. The implementation doesn't handle INF or NAN, therefore it
7593 only applies when -ffinite-math-only is given.
7595 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7598 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7599 * doc/cpp.texi ([Common Predefined Macros]): Document.
7601 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7603 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7604 order to use commutative addition instead of subtraction.
7606 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7607 Mircea Namolaru <namolaru@il.ibm.com>
7608 Vladimir Yanovsky <yanov@il.ibm.com>
7609 Revital Eres <eres@il.ibm.com>
7611 PR tree-optimization/34263
7612 * tree-outof-ssa.c (process_single_block_loop_latch,
7613 contains_tree_r): New functions.
7614 (analyze_edges_for_bb): Call process_single_block_loop_latch
7615 function to empty single-basic-block latch block if possible.
7617 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7619 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7621 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7623 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7625 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7627 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7629 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7631 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7633 PR tree-optimization/34618
7634 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7637 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7640 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7641 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7642 Update copyright year.
7644 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7645 Update copyright year.
7646 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7649 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7651 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7652 edge does not point to current bb before changing need_assert.
7654 2008-01-04 Richard Guenther <rguenther@suse.de>
7657 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7658 for verifying purposes if they are is_gimple_min_invariant.
7660 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7662 PR tree-optimization/34448
7663 PR tree-optimization/34465
7664 * gimplify.c (gimplify_init_constructor): Add new parameter
7665 notify_temp_creation. Use it.
7666 (gimplify_modify_expr_rhs): Take volatiles into account when
7667 optimizing constructors.
7668 Do not optimize constructors if gimplify_init_constructor will dump to
7670 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7671 * gcc.c-torture/compile/pr34448.c: New.
7673 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7675 PR gcov-profile/34609
7676 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7677 return_slot if result is TREE_ADDRESSABLE.
7679 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7681 * config/mips/mips.md (sqrt_condition): Tweak comment.
7682 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7684 2008-01-03 Tom Tromey <tromey@redhat.com>
7687 * c-common.c (c_type_hash): Handle VLAs.
7689 2008-01-03 Jan Hubicka <jh@suse.cz>
7691 PR tree-optimization/31081
7692 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7693 0 when inlining and not inlining to first basic block.
7694 (remap_decl): When var is initialized to 0, don't set default_def.
7695 (expand_call_inline): Set entry_bb.
7696 * tree-inline.h (copy_body_data): Add entry_bb.
7698 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7701 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7704 PR tree-optimization/29484
7705 * tree-inline.c (inline_forbidden_p_2): New function.
7706 (inline_forbidden_p): Disallow inlining if some static var
7707 has an address of a local LABEL_DECL in its initializer.
7708 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7711 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7713 PR tree-optimization/34635
7714 * tree-data-ref.c (add_other_self_distances): Make sure that the
7715 evolution step is constant.
7717 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7720 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7722 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7724 * tree-sra.c (scalarize_init): Insert the generate_element_init
7725 statements after the generate_element_zero statements.
7727 2008-01-02 Richard Guenther <rguenther@suse.de>
7731 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7732 for very large number of operands instead of ICEing.
7734 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7737 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7738 while stack probing.
7740 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7742 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7745 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7748 * tree-mudflap.c (mx_register_decls): Guard warning by
7749 !DECL_ARTIFICIAL check.
7751 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7753 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7754 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7755 sse5_perm<mode>): Fix constraints.