1 2008-04-29 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5 (compute_flow_insensitive_aliasing): Do not treat
6 PTR_IS_REF_ALL pointers special.
7 (get_smt_for): Likewise.
8 (may_alias_p): Re-structure.
9 (is_escape_site): A ref-all pointer conversion is not an escape site.
10 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11 PTR_IS_REF_ALL pointers special.
12 * tree-ssa-structalias.h (struct alias_info): Remove
13 ref_all_symbol_mem_tag field.
14 (PTR_IS_REF_ALL): Remove.
16 2008-04-29 Richard Guenther <rguenther@suse.de>
19 * fold-const.c (extract_muldiv_1): In combining division constants
20 make sure to never overflow.
22 2008-04-29 Nick Clifton <nickc@redhat.com>
24 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
26 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29 * optc-gen.awk: Work around HP-UX/IA awk bug.
31 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
33 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
36 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
40 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
41 Change operand 1 predicate to nonimmediate_operand.
43 2008-04-28 Jakub Jelinek <jakub@redhat.com>
46 * dwarf2out.c (struct die_struct): Mark as chain_circular through
48 * gengtype.c (walk_type, write_func_for_structure): Handle
50 * doc/gty.texi: Document chain_circular.
52 2008-04-28 Richard Guenther <rguenther@suse.de>
54 PR tree-optimization/36066
55 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
58 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
62 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
63 Use match_scratch instead of match_operand for operands 3 and 4.
65 2008-04-27 Richard Guenther <rguenther@suse.de>
67 PR tree-optimization/18754
68 PR tree-optimization/34223
69 * tree-pass.h (pass_complete_unrolli): Declare.
70 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
71 loop size before and after unconditionally of UL_NO_GROWTH in effect.
72 Rewrite loop into loop closed SSA form if it is not already.
73 (tree_unroll_loops_completely): Re-structure to iterate over
74 innermost loops with intermediate CFG cleanups.
75 Unroll outermost loops only if requested or the code does not grow
77 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
79 (tree_vectorize): Instead do so here.
80 (tree_complete_unroll): Also unroll outermost loops.
81 (tree_complete_unroll_inner): New function.
82 (gate_tree_complete_unroll_inner): Likewise.
83 (pass_complete_unrolli): New pass.
84 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
85 uses outside of the loop.
86 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
87 form if it is available.
88 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
89 * passes.c (init_optimization_passes): Schedule complete inner
90 loop unrolling pass before the first CCP pass after final inlining.
92 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
94 * targhooks.h (default_emutls_var_fields,
95 default_emutls_var_init): Declare.
96 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
97 * target.h (struct gcc_target): Add struct emutls member.
98 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
99 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
100 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
101 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
102 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
103 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
104 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
105 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
106 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
107 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
108 emit debug information.
109 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
110 * varasm.c: Include targhooks.h.
111 (emutls_object_section, emutls_tmpl_section): New.
112 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
113 (EMUTLS_SEPARATOR): New.
115 (get_emutls_object_name): New.
116 (default_emutls_var_fields): New, broken out of ...
117 (get_emutls_object_type): ... here. Adjust to use target hooks.
118 (get_emutls_init_templ_addr): Adjust to use target hooks.
119 (emutls_decl): Adjust to use target hooks.
120 (emutls_finish): Likewise.
121 (default_emutls_var_init): New, broken out of ...
122 (assemble_variable): ... here. Adjust to use target hooks.
123 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
125 * c-common.c (handle_section_attribute): Prevent overriding
126 sections for emulated tls with special sections.
127 * config/i386/i386.c (x86_64_elf_select_section): Add
128 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
129 (x86_64_elf_unique_section): Likewise.
130 * config/vxworks.c: Include tree.h.
131 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
132 (vxworks_override_options): Set TLS scheme.
133 * doc/tm.texi (Emulated TLS): New node.
135 2008-04-26 Simon Baldwin <simonb@google.com>
138 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
139 with propagated string constants.
141 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
143 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
144 constraint for operand 2 when operand 0 is memory operand.
145 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
146 operand 0 is memory operand.
147 (fix_trunc<mode>_i387_with_temp): Ditto.
148 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
149 operand 2 when operand 1 is memory operand.
150 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
151 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
152 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
153 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
154 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
155 operands 2,3 and 4 when operand 1 is memory operand.
156 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
158 (fistdi2_floor_with_temp): Ditto.
159 (fist<mode>2_floor_with_temp): Ditto.
160 (fistdi2_ceil_with_temp): Ditto.
161 (fist<mode>2_ceil_with_temp): Ditto.
162 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
164 2008-04-26 David Daney <ddaney@avtrex.com>
166 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
168 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
169 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
170 UNSPEC_UPDATE_GOT_VERSION): Renumber.
171 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
172 (compare_and_swap_12): New insn.
173 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
174 * config/mips/mips.c (mips_force_binary): New function.
175 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
176 (mips_expand_compare_and_swap_12): New function.
177 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
179 2008-04-25 Jan Hubicka <jh@suse.cz>
182 * cfgexpand.c (pass_expand): Turn into RTL pass.
183 * passes.c (execute_one_pass): Do pass typechecking after execution.
184 * tree-pass.h (pass_expand): Turn into RTL pass.
186 * function.h (struct rtl_data): Move here fields
187 accesses_prior_frames, calls_eh_return, saves_all_registers,
188 has_nonlocal_goto, has_asm_statement, is_thunk,
189 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
190 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
191 arg_pointer_save_area_init from struct function; turn into bool.
192 (struct function): Move
193 calls_eh_return, saves_all_registers, has_nonlocal_goto,
194 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
195 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
196 tail_call_emit, arg_pointer_save_area_init
197 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
198 (current_function_returns_struct, current_function_returns_pcc_struct,
199 current_function_calls_setjmp, current_function_calls_alloca,
200 current_function_accesses_prior_frames,
201 current_function_calls_eh_return, current_function_is_thunk,
202 current_function_stdarg, current_function_profile,
203 current_function_limit_stack, current_function_uses_pic_offset_table,
204 current_function_uses_const_pool, current_function_has_nonlocal_label,
205 current_function_saves_all_registers,
206 current_function_has_nonlocal_goto,
207 current_function_has_asm_statement): Remove accesor macros.
208 * ra-conflict.c (global_conflicts): Update.
209 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
210 (suitable_for_tail_call_opt_p): Update.
211 * builtins.c (expand_builtin_return_addr): Update.
212 (expand_builtin_setjmp_setup): Update.
213 (expand_builtin_nonlocal_goto): Update.
214 * final.c (final_start_function): Update.
215 (profile_function): Update.
216 (leaf_function_p): Update.
217 (only_leaf_regs_used): Update.
218 * df-scan.c (df_get_exit_block_use_set): Update.
219 * dojump.c (clear_pending_stack_adjust): Update.
220 * tree-stdarg.c (gate_optimize_stdarg): Update.
221 * gimple-low.c (lower_function_body): Update.
222 * global.c (compute_regsets): Update.
223 (global_alloc): Update.
224 * dwarf2out.c (dwarf2out_begin_prologue): Update.
225 * expr.c (expand_assignment): Update.
226 * dse.c (dse_step0): Update.
228 * c-decl.c (store_parm_decls): Update.
229 * local-alloc.c (combine_regs): Update.
230 (find_free_reg): Update.
231 * function.c (assign_parms_augmented_arg_list): Update.
232 (assign_parm_find_data_types): Update.
233 (assign_parms): Update.
234 (allocate_struct_function): Update.
235 (expand_function_start): Update.
236 (expand_function_end): Update.
237 (get_arg_pointer_save_area): Update.
238 (thread_prologue_and_epilogue_insns): Update.
239 (rest_of_match_asm_constraints): Update.
240 * stor-layout.c (variable_size): Update.
241 * gcse.c (gcse_main): Update.
242 (bypass_jumps): Update.
243 * gimplify.c (gimplify_function_tree): Update.
244 * calls.c (emit_call_1): Update.
245 (expand_call): Update.
246 * bt-load.c (compute_defs_uses_and_gen): Update.
247 * except.c (sjlj_assign_call_site_values): Update.
248 (sjlj_emit_function_enter): Update.
249 (can_throw_external): Update.
250 (set_nothrow_function_flags): Update.
251 (expand_builtin_unwind_init): Update.
252 (expand_eh_return): Update.
253 (convert_to_eh_region_ranges): Update.
254 (output_function_exception_table): Update.
255 * emit-rtl.c (gen_tmp_stack_mem): Update.
256 * cfgexpand.c (expand_used_vars): Update.
257 (tree_expand_cfg): Update.
258 * cfgcleanup.c (rest_of_handle_jump): Update.
259 * explow.c (allocate_dynamic_stack_space): Update.
260 * varasm.c (assemble_start_function): Update.
261 (force_const_mem): Update.
262 (mark_constant_pool): Update.
263 * tree-optimize.c (tree_rest_of_compilation): Update.
264 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
265 * tree-cfg.c (notice_special_calls): Update.
266 (is_ctrl_altering_stmt): Update.
267 (tree_can_make_abnormal_goto): Update.
268 (tree_purge_dead_abnormal_call_edges): Update.
269 * config/alpha/predicates.md: Update.
270 * config/alpha/alpha.c (alpha_sa_mask): Update.
271 (alpha_sa_size): Update.
272 (alpha_does_function_need_gp): Update.
273 (alpha_expand_prologue): Update.
274 (alpha_start_function): Update.
275 (alpha_output_function_end_prologue): Update.
276 (alpha_expand_epilogue): Update.
277 * config/frv/frv.c (frv_stack_info): Update.
278 (frv_expand_epilogue): Update.
279 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
280 (s390_register_info): Update.
281 (s390_frame_info): Update.
282 (s390_init_frame_layout): Update.
283 (s390_can_eliminate): Update.
285 * config/spu/spu.c (spu_split_immediate): Update.
286 (need_to_save_reg): Update.
287 (spu_expand_prologue): Update.
288 (spu_expand_epilogue): Update.
289 * config/sparc/sparc.md: Update.
290 * config/sparc/sparc.c (eligible_for_return_delay): Update.
291 (sparc_tls_got): Update.
292 (legitimize_pic_address): Update.
293 (sparc_emit_call_insn): Update.
294 (sparc_expand_prologue): Update.
295 (output_return): Update.
296 (print_operand): Update.
297 (sparc_function_ok_for_sibcall): Update.
298 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
299 * config/m32r/m32r.md: Update.
300 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
301 (m32r_compute_frame_size): Update.
302 (m32r_expand_prologue): Update.
303 (m32r_expand_epilogue): Update.
304 (m32r_legitimize_pic_address): Update.
305 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
306 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
307 * config/i386/i386.c (ix86_frame_pointer_required): Update.
309 (ix86_save_reg): Update.
310 (ix86_compute_frame_layout): Update.
311 (ix86_expand_prologue): Update.
312 (ix86_expand_epilogue): Update.
313 * config/sh/sh.c (output_stack_adjust): Update.
314 (calc_live_regs): Update.
315 (sh5_schedule_saves): Update.
316 (sh_expand_prologue): Update.
317 (sh_expand_epilogue): Update.
318 (sh_setup_incoming_varargs): Update.
319 (sh_allocate_initial_value): Update.
320 (sh_get_pr_initial_val): Update.
321 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
322 * config/sh/sh.md (label:): Update.
323 * config/avr/avr.c (out_movhi_mr_r): Update.
324 * config/crx/crx.h (enum): Update.
325 * config/xtensa/xtensa.h (along): Update.
326 * config/stormy16/stormy16.c Update.
327 (xstormy16_compute_stack_layout): Update.
328 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
329 (fr30_expand_prologue): Update.
330 * config/cris/cris.c (cris_conditional_register_usage): Update.
331 (cris_reg_saved_in_regsave_area): Update.
332 (cris_initial_frame_pointer_offset): Update.
333 (cris_simple_epilogue): Update.
334 (cris_expand_prologue): Update.
335 (cris_expand_epilogue): Update.
336 (cris_expand_pic_call_address): Update.
337 (cris_asm_output_symbol_ref): Update.
338 (cris_asm_output_label_ref): Update.
339 * config/cris/cris.md Update.
340 * config/iq2000/iq2000.c (compute_frame_size): Update.
341 (iq2000_expand_epilogue): Update.
342 * config/mt/mt.h (save_direction): Update.
343 * config/mn10300/mn10300.c (mn10300_function_value): Update.
344 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
345 (ia64_secondary_reload_class): Update.
346 * config/m68k/m68k.c (m68k_save_reg): Update.
347 (m68k_expand_prologue): Update.
348 (m68k_expand_epilogue): Update.
349 (legitimize_pic_address): Update.
350 * config/rs6000/rs6000.c (rs6000_got_register): Update.
351 (first_reg_to_save): Update.
352 (first_altivec_reg_to_save): Update.
353 (compute_vrsave_mask): Update.
354 (compute_save_world_info): Update.
355 (rs6000_stack_info): Update.
356 (spe_func_has_64bit_regs_p): Update.
357 (rs6000_ra_ever_killed): Update.
358 (rs6000_emit_eh_reg_restore): Update.
359 (rs6000_emit_allocate_stack): Update.
360 (rs6000_emit_prologue): Update.
361 (rs6000_emit_epilogue): Update.
362 (rs6000_output_function_epilogue): Update.
363 (output_profile_hook): Update.
364 (rs6000_elf_declare_function_name): Update.
365 * config/rs6000/rs6000.h (rs6000_args): Update.
366 * config/rs6000/rs6000.md: Update.
367 * config/mcore/mcore.c (mcore_expand_prolog): Update.
368 * config/arc/arc.c (arc_output_function_epilogue): Update.
369 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
370 * config/darwin.c (machopic_function_base_name): Update.
371 * config/score/score3.c (score3_compute_frame_size): Update.
374 (score3_epilogue): Update.
375 * config/score/score7.c (score7_compute_frame_size): Update.
376 (score7_prologue): Update.
377 (score7_epilogue): Update.
378 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
379 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
380 * config/arm/arm.c (use_return_insn): Update.
381 (require_pic_register): Update.
382 (arm_load_pic_register): Update.
383 (arm_compute_save_reg0_reg12_mask): Update.
384 (arm_compute_save_reg_mask): Update.
385 (thumb1_compute_save_reg_mask): Update.
386 (output_return_instruction): Update.
387 (arm_output_function_prologue): Update.
388 (arm_output_epilogue): Update.
389 (arm_get_frame_offsets): Update.
390 (arm_expand_prologue): Update.
391 (thumb_pushpop): Update.
392 (thumb_exit): Update.
393 (thumb1_expand_prologue): Update.
394 (thumb1_expand_epilogue): Update.
395 (arm_unwind_emit): Update.
396 (arm_output_fn_unwind): Update.
397 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
398 * config/arm/arm.md: Update.
399 * config/pa/pa.md: Update.
400 * config/pa/pa.c (legitimize_pic_address): Update.
401 (compute_frame_size): Update.
402 (hppa_expand_prologue): Update.
403 (hppa_expand_epilogue): Update.
404 (borx_reg_operand): Update.
405 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
406 (HARD_REGNO_RENAME_OK): Update.
407 * config/mips/mips.c (mips_global_pointer): Update.
408 (mips_save_reg_p): Update.
409 (mips_compute_frame_info): Update.
410 (mips_frame_pointer_required): Update.
411 (mips_expand_prologue): Update.
412 (mips_expand_epilogue): Update.
413 (mips_can_use_return_insn): Update.
414 (mips_reorg_process_insns): Update.
415 * config/v850/v850.c (compute_register_save_size): Update.
416 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
417 * config/mmix/mmix.c (along): Update.
418 (mmix_expand_epilogue): Update.
419 * config/bfin/bfin.c (legitimize_pic_address): Update.
420 (must_save_p): Update.
421 (stack_frame_needed_p): Update.
422 (add_to_reg): Update.
423 (bfin_expand_prologue): Update.
424 * stmt.c (expand_asm_operands): Update.
425 * reload1.c (reload): Update.
426 (init_elim_table): Update.
428 2008-04-25 Bob Wilson <bob.wilson@acm.org>
430 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
432 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
434 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
436 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
437 (mov<mode>): Removed.
438 (*movv4sf_internal): Likewise.
439 (*movv2df_internal): Likewise.
441 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
443 * config.gcc (crx-*-elf): Remove deprecation.
445 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
447 * config/i386/cygming-crtend.c (register_frame_ctor): Register
448 __gcc_deregister_frame with atexit.
449 (deregister_frame_dtor): Remove.
451 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
452 Nathan Sidwell <nathan@codesourcery.com>
454 * config/rs6000/rs6000.opt (mspe): Remove Var property.
456 * config/rs6000/rs6000.h (rs6000_spe): Declare.
457 (rs6000_isel): Likewise.
458 * config/rs6000/rs6000.c (rs6000_spe): New variable.
459 (rs6000_isel): New variable.
460 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
462 2008-04-24 Jakub Jelinek <jakub@redhat.com>
465 * c-common.c (handle_vector_size_attribute): Call
466 lang_hooks.types.reconstruct_complex_type instead of
467 reconstruct_complex_type.
468 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
469 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
470 * langhooks.h (struct lang_hooks_for_types): Add
471 reconstruct_complex_type hook.
472 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
473 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
475 2008-04-24 Richard Guenther <rguenther@suse.de>
477 * c-common.h (check_builtin_function_arguments): Declare.
478 * c-common.c (validate_nargs): New function.
479 (check_builtin_function_arguments): Likewise.
480 * c-typeck.c (build_function_call): Call
481 check_builtin_function_arguments.
482 * builtins.c (fold_builtin_classify): Remove error reporting code.
483 (fold_builtin_unordered_cmp): Likewise.
484 (fold_builtin_1): Likewise.
485 (fold_builtin_n): Likewise.
487 2008-04-24 Jakub Jelinek <jakub@redhat.com>
489 PR tree-optimization/36008
490 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
491 the original op1, rather than delta by step.
493 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
494 Sebastian Pop <sebastian.pop@amd.com>
496 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
497 eliminate_local_variables_stmt, eliminate_local_variables,
498 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
499 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
500 of code delimited by two edges in the CFG.
501 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
502 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
503 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
504 the case of parallelisation of reductions.
505 (expr_invariant_in_region_p): New.
507 * tree-flow.h (gather_blocks_in_sese_region): Declared.
508 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
510 2008-04-24 Ira Rosen <irar@il.ibm.com>
511 Richard Guenther <rguenther@suse.de>
513 PR tree-optimization/36034
514 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
515 incapable of dealing with loads with gaps.
517 2008-04-24 Rafael Espindola <espindola@google.com>
519 * tree-flow.h (vrp_evaluate_conditional): Change signature.
520 * tree-ssa-propagate.c (fold_predicate_in): Update call to
521 vrp_evaluate_conditional.
522 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
523 (vrp_evaluate_conditional): Split the cond argument.
524 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
525 (simplify_stmt_for_jump_threading): Update call to
526 vrp_evaluate_conditional.
528 2008-04-24 Ira Rosen <irar@il.ibm.com>
530 PR tree-optimization/35982
531 * tree-vect-analyze.c (vect_check_interleaving): Check that the
532 interleaved data-refs are of the same type.
534 2008-04-24 Danny Smith <dannysmith@users.net>
536 * c-format.c (check_format_info_main): Use strncmp rather than a
537 magic prefix to handle multichar length specs.
538 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
539 Don't prefix "I64" and "I32" with '\0'.
541 2008-04-24 Jakub Jelinek <jakub@redhat.com>
544 * config/i386/i386.c (init_cumulative_args): Don't pass anything
545 in registers for -m32 only if stdarg_p (fntype).
547 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
549 PR rtl-optimization/36006
550 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
551 temp to op0 in order to avoid invalid rtx sharing.
553 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
555 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
556 check TREE_INVARIANT.
557 * tree-gimple.c (is_gimple_address): New.
558 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
559 * tree-gimple.h (is_gimple_address): New.
560 * tree.h (decl_address_invariant_p): New.
561 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
562 (build_string): Likewise.
563 (decl_address_invariant_p): New, from is_gimple_invariant_address.
564 (tree_invariant_p_1): Likewise.
566 (tree_invariant_p): New.
567 (skip_simple_arithmetic): Use it.
568 (stabilize_reference_1): Use it.
569 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
571 (build1_stat): Drop code to compute TREE_INVARIANT.
572 (build2_stat): Drop code to compute TREE_INVARIANT.
573 (build3_stat): Drop code to compute TREE_INVARIANT.
574 (build4_stat): Drop code to compute TREE_INVARIANT.
575 (build5_stat): Drop code to compute TREE_INVARIANT.
576 (build7_stat): Drop code to compute TREE_INVARIANT.
577 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
578 * tree.h (struct tree_base): Remove invariant_flag.
579 (TREE_INVARIANT): Remove.
580 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
581 (fold_builtin_expect): Check TREE_CONSTANT.
582 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
583 * c-tree.h (c_expr_to_decl): Drop third parameter.
584 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
585 (build_c_cast): Don't set TREE_INVARIANT.
586 (pop_init_level): Don't set TREE_INVARIANT.
587 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
588 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
590 (gimplify_init_constructor): Don't set TREE_INVARIANT.
591 (gimplify_addr_expr): Adjust comment.
592 * tree-mudflap.c (mf_build_string):
593 * print-tree.c (print_node): Don't print TREE_INVARIANT.
594 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
595 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
596 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
597 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
598 * langhooks.h (struct lang_hooks): Drop third parameter from
601 2008-04-23 Richard Guenther <rguenther@suse.de>
603 PR tree-optimization/27799
604 PR tree-optimization/32921
605 PR tree-optimization/32624
606 * tree-ssa-structalias.c (merge_smts_into): Only merge the
607 SMTs aliases and the tag itself into the solution.
608 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
609 merge the points-to solution back into the SMT aliases.
610 (may_alias_p): Use alias_set_subset_of instead of
611 aliases_conflict_p. A pointer which points to
612 memory with alias set zero may access any variable.
614 2008-04-23 Richard Guenther <rguenther@suse.de>
616 * alias.c (alias_set_subset_of): Correctly handle asking
617 if zero is a subset of an alias set with zero child.
618 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
619 (compute_flow_insensitive_aliasing): Correctly walk all
620 pointers. Do not unnecessarily union sets.
622 2008-04-23 Richard Guenther <rguenther@suse.de>
625 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
627 2008-04-22 Tomas Bily <tbily@suse.cz>
629 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
631 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
633 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
634 * tree-ssa-structalias.c (get_constraint_for): Likewise.
635 * tree-inline.c (estimate_num_insns_1): Likewise.
636 * varasm.c (const_hash_1, compare_constant, copy_constant)
637 (compute_reloc_for_constant, output_addressed_constants): Likewise.
638 * emit-rtl.c (component_ref_for_mem_expr)
639 (set_mem_attributes_minus_bitpos): Likewise.
640 * expr.c (highest_pow2_factor, expand_expr_real_1, )
641 (is_aligning_offset): Likewise.
642 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
643 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
644 * dojump.c (do_jump): Likewise.
645 * builtins.c (get_pointer_alignment, get_memory_rtx)
646 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
647 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
649 2008-04-23 Jakub Jelinek <jakub@redhat.com>
651 PR rtl-optimization/36017
652 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
653 expanding the library call.
655 2008-04-22 Ian Lance Taylor <iant@google.com>
657 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
660 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
662 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
663 of LR/CTR moves for Power6.
665 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
668 * passes.c (init_optimization_passes): Remove
669 pass_fast_rtl_byte_dce.
671 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
674 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
675 builtin functions to generate faster code.
676 (_mm_cvtpu16_ps): Ditto.
677 (_mm_cvtpi32x2_ps): Ditto.
679 2008-04-22 Nick Clifton <nickc@redhat.com>
681 * common.opt (ftree-loop-distribution): Add Optimization
684 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
685 (frv_expand_builtin_va_start): Likewise.
687 * config/arm/arm.c (thumb_find_work_register): Fix location of
688 argument register count.
690 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
692 Support scheduling for ColdFire V1 and V3 microarchitecture.
693 Improve scheduling of multiplication instructions.
695 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
696 (mac): New instruction attribute.
697 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
698 (m68k_sched_mac): New variable.
699 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
700 Handle cfv1 and cfv3.
701 (max_insn_size): New static variable.
702 (struct _sched_ib): New type.
703 (sched_ib): New static variable.
704 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
705 to fields of 'struct _sched_ib sched_ib'. Update all uses.
706 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
708 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
709 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
710 new variables. Update.
711 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
712 Add modeling of cfv3 instruction buffer. Update.
713 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
714 * config/m68k/m68k.h (TUNE_CFV3): New macro.
715 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
716 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
717 a particular reservation applies to.
718 (type2): Reorganize attribute values. Rename alu to alu_reg,
719 alu_l to alu, move_l to omove. Join move to alu. Split mul
721 (cf_ib_*): Simplify description of instruction buffer.
722 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
723 (cf_mem): Split into cf_mem1 and cf_mem2.
724 (cf_v2_move_??): Rename to cfv12_alu_??.
725 (cf_v2_move_l_??): Rename to cfv12_omove_??.
726 (cf_v2_mul_??): Remove reservations.
727 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
728 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
729 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
731 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
732 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
733 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
734 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
735 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
736 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
737 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
738 expansions of the above reservations for instructions of sizes
741 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
743 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
745 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
747 * coverage.c: Include tree-pass.h.
748 (coverage_counter_alloc): Print da_file_name to the dump file.
750 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
752 * sbitmap.c (sbitmap_range_empty_p): New function.
753 * sbitmap.h (sbitmap_range_empty_p): New function.
754 * bitmap.h: Now includes obstack.h.
756 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
757 Kenneth Zadeck <zadeck@naturalbridge.com>
759 * dbgcnt.def (ra_byte_scan): Added.
760 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
761 when the last hit happens for a counter.
762 * timevar.def (TV_DF_BYTE_LR): New variable.
763 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
764 * passes.c (pass_fast_rtl_byte_dce): New pass.
765 * fwprop.c (update_df): Added mode to call df_ref_create.
766 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
767 DF_REF_EXTRACT_OFFSET.
768 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
769 DF_BYTE_LR_OUT, df_byte_lr): New macro.
771 (df_ref_extract): Added mode field.
772 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
773 DF_REF_EXTRACT_OFFSET.
774 (DF_REF_EXTRACT_MODE): New macro.
775 (df_byte_lr_bb_info): New structure.
776 (df_print_byte_regset, df_compute_accessed_bytes,
777 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
778 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
779 df_byte_lr_simulate_uses,
780 df_byte_lr_simulate_artificial_refs_at_top,
781 df_byte_lr_simulate_artificial_refs_at_end,
782 df_compute_accessed_bytes): New function.
783 (df_ref_create): Add parameter.
784 (df_byte_lr_get_bb_info): New inline function.
785 * df-scan.c (df_ref_record, df_uses_record,
786 df_ref_create_structure): Added mode parameter.
787 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
788 df_defs_record, df_uses_record, df_get_conditional_uses,
789 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
790 df_entry_block_defs_collect, df_exit_block_uses_collect):
791 Added mode parameter to calls to df_ref_record, df_uses_record,
792 df_ref_create_structure.
793 (df_ref_equal_p, df_ref_compare): Added test for modes.
794 (df_ref_create_structure): Added code to set mode. Renamed
795 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
796 DF_REF_EXTRACT_OFFSET.
797 * df-core.c (df_print_byte_regset): New function.
798 * df-byte-scan.c: New file.
799 * df-problems.c (df_rd_transfer_function): Removed unnecessary
800 calls to BITMAP_FREE.
801 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
802 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
803 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
804 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
805 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
806 df_byte_lr_local_compute, df_byte_lr_init,
807 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
808 df_byte_lr_transfer_function, df_byte_lr_free,
809 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
810 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
811 df_byte_lr_simulate_uses,
812 df_byte_lr_simulate_artificial_refs_at_top,
813 df_byte_lr_simulate_artificial_refs_at_end): New function.
814 * dce.c (byte_dce_process_block): New function.
815 (dce_process_block): au is now passed in rather than computed
816 locally. Changed loops that look at artificial defs to not look
817 for conditional or partial ones, because there never are any.
818 (fast_dce): Now is able to drive byte_dce_process_block or
819 dce_process_block depending on the kind of dce being done.
820 (rest_of_handle_fast_dce): Add parameter to fast_dce.
821 (rest_of_handle_fast_byte_dce): New function.
822 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
823 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
825 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
828 * gcc.h: Added fortran options that take arguments to
829 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
832 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
834 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
835 scalarization if on the LHS and not a full access.
837 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
839 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
841 2008-04-18 Rafael Espindola <espindola@google.com>
843 * tree-vrp.c (find_case_label_index): Fix the binary search.
844 (find_case_label_range): New.
845 (vrp_visit_switch_stmt): Use find_case_label_range.
846 (simplify_switch_using_ranges): Use find_case_label_range.
848 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
850 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
851 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
853 2008-04-18 Tom Tromey <tromey@redhat.com>
856 * doc/cpp.texi (Implementation-defined behavior): Mention
859 2008-04-18 Ian Lance Taylor <iant@google.com>
861 * fold-const.c (pointer_may_wrap_p): New static function.
862 (fold_comparison): Add another test for pointer overflow. Use
863 pointer_may_wrap_p to disable some false positives.
865 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
867 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
868 (fname_as_string): Match updated cpp_interpret_string prototype.
869 (fix_string_type): Support char16_t* and char32_t*.
870 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
871 derivative) nodes. Register as builtin if C++0x.
872 (c_parse_error): Support CPP_CHAR{16,32}.
873 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
874 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
875 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
876 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
877 CTI_CHAR32_ARRAY_TYPE>: New elements.
878 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
879 char32_type_node, signed_char32_type_node, char16_array_type_node,
880 char32_array_type_node): New defines.
881 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
882 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
883 (lex_string): Support CPP_STRING{16,32}, match updated
884 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
885 (lex_charconst): Support CPP_CHAR{16,32}.
886 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
887 and CPP_STRING{16,32}.
889 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
892 * aclocal.m4: Regenerate.
893 * configure: Regenerate.
895 2008-04-18 Jan Hubicka <jh@suse.cz>
897 * except.c (dw2_size_of_call_site_table,
898 sjlj_size_of_call_site_table): Use vector API for call_site_record.
900 * cgraphbuild.c (build_cgraph_edges): Update.
901 * tree-pass.h: Update comment.
902 * final.c (leaf_function_p): Update.
903 (leaf_renumber_regs): Update.
904 (rest_of_clean_state): Update.
905 * omp-low.c (expand_omp_parallel): Update.
906 * ipa-reference.c (analyze_function): Update.
907 * reorg.c (find_end_label): Update.
908 (optimize_skip): Update.
909 (fill_simple_delay_slots): Update.
910 (fill_simple_delay_slots): Update.
911 (make_return_insns): Update.
912 (dbr_schedule): Update.
913 * gimple-low.c (record_vars_into): Update.
914 * cfgbuild.c (make_edges): Update.
915 * function.c (assign_stack_local): Update.
916 (assign_parm_adjust_stack_rtl): Update.
917 (locate_and_pad_parm): Update.
918 (allocate_struct_function): Do not initialize stack_alignment_needed
919 and preferred_stack_boundary here.
920 (stack_protect_prologue): Update.
921 (stack_protect_epilogue): Update.
922 (expand_function_start): Initialize stack_alignment_needed,
923 preferred_stack_boundary and max_jumptable_ents.
924 (expand_function_end): Update.
925 (free_after_compilation): Do not NULLify epilogue_delay_list.
926 * function.h (struct rtl_data): Add stack_protect_guard,
927 stack_alignment_needed,
928 preferred_stack_boundary, epilogue_delay_list.
929 (struct function): Remove value_histograms, stack_alignment_needed,
930 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
932 unexpanded_var_list, stack_protect_guard.
933 (current_function_epilogue_delay_list): Remove.
934 * ipa-type-escape.c (analyze_function): Update.
935 * gimplify.c (pop_gimplify_context): Update comment.
936 * calls.c (expand_call): Update.
937 (emit_library_call_value_1): Update.
938 * except.c (set_nothrow_function_flags): Update.
939 * cfgexpand.c (get_decl_align_unit): Update.
940 (create_stack_guard): Update.
941 (estimated_stack_frame_size): Update.
942 (expand_used_vars): Update.
943 (tree_expand_cfg): Free histogram earliers, init expansion variables.
944 * explow.c (allocate_dynamic_stack_space): Update.
945 * tree-ssa-live.c (remove_unused_locals): Update.
946 * varasm.c (mark_constant_pool): Update.
947 * tree-inline.c (remap_decls): Update.
948 (initialize_cfun): Update.
949 (declare_return_variable): Update.
950 (inline_forbidden_p): Update.
951 (expand_call_inline): Update.
952 (declare_inline_vars): Update.
953 (tree_function_versioning): Update.
954 * tree-flow.h (value_histograms): New.
955 (VALUE_HISTOGRAMS): New macro.
956 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
958 * tree-cfg.c (set_bb_for_stmt): Update.
959 (replace_by_duplicate_decl): Update.
960 (move_block_to_fn): Update.
961 (new_label_mapper): Update.
962 (dump_function_to_file): Update.
963 * ipa-struct-reorg.c (build_data_structure): Update.
964 * cfgrtl.c (print_rtl_with_bb): Update.
965 * reload1.c (reload): Update.
967 * config/i386/i386.c (setup_incoming_varargs_64,
968 ix86_compute_frame_layout): Update.
969 * config/arc/arc.c (arc_output_function_epilogue): Update.
971 2008-04-18 Marius Strobl <marius@FreeBSD.org>
973 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
975 * gthr-posix95.h: Likewise.
977 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
979 PR rtl-optimization/35838
980 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
981 out the byte offset of the first subreg.
983 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
985 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
986 to split_ti instead of three separate calls with single member arrays.
987 (subti3 splitter): Ditto.
988 (adddi3 splitter): Ditto with split_di.
989 (subdi3 splitter): Ditto.
990 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
991 two separate calls with single member arrays. Swap match_dup
992 operands 1 and 2 to better fit into the array.
993 (negdi2 splitter): Ditto with split_di.
994 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
995 two separate calls with single member arrays. Swap match_dup operands
996 6 and 7 to better fit into the array.
998 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1000 * config/i386/i386.c (sse_builtin_type): New.
1001 (bdesc_sse_args): Likewise.
1002 (bdesc_sse_3arg): Removed.
1003 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1004 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1005 IX86_BUILTIN_ROUNDPS.
1006 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1007 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1008 IX86_BUILTIN_ROUNDPS.
1009 (ix86_expand_sse_4_operands_builtin): Removed.
1010 (ix86_expand_sse_operands_builtin): New.
1011 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1012 and CODE_FOR_sse4_1_roundps.
1013 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1014 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1016 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1019 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1020 regs before frame pop when needed. If use_backchain_to_restore_sp
1021 then load backchain into a temp reg to restore vr and vrsave. Add
1022 code to restore vr after frame pop if possible.
1024 2008-04-17 Richard Guenther <rguenther@suse.de>
1026 * tree-vn.c (expressions_equal_p): Do not check type
1027 equality or compatibility before calling operand_equal_p.
1028 * fold-const.c (operand_equal_p): Check equivalence of
1029 integer constants before bailing out due to signedness or
1030 precision differences.
1031 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1032 spurious differences in type qualification. Ignore types
1033 for COMPONENT_REFs at all.
1035 2008-04-17 Christian Bruel <christian.bruel@st.com>
1037 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1038 msw_skip comparison.
1040 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1043 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1046 PR tree-optimization/35899
1047 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1048 rather than TREE_OPERAND.
1050 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1053 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1054 temporary registers. Change operand predicate to general_operand.
1055 (remainderxf3): Ditto.
1057 2008-04-16 Richard Guenther <rguenther@suse.de>
1059 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1060 * tree-affine.c (aff_combination_expand): Look through some
1063 2008-04-15 Doug Kwan <dougkwan@google.com>
1065 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1067 * tree-pretty-print.c (dump_generic_node): Ditto.
1068 * final.c (output_addr_const): Ditto.
1069 * dwarf2out.c (output_cfi): Ditto.
1070 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1071 * print-rtl.c (print_rtx): Ditto.
1072 * print-tree.c (print_node_brief, print_node): Ditto.
1073 * c-common.c (match_case_to_enum_1): Ditto.
1074 * sched-vis.c (print_value): Ditto.
1075 * config/i386/i386.c (print_operand): Cast to long unsigned int
1078 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1079 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1080 MS Windows VirtualProtect function.
1082 2008-04-15 Jan Hubicka <jh@suse.cz>
1084 * gengtype.c (write_root): Param_is argument is OK.
1085 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1086 * function.h: Include varray.h
1087 (rtl_eh): New stucture based on except.c one.
1088 (call_site_record): New forward declaration and vector type.
1089 * calls.c (emit_call_1): Do not call
1090 note_current_region_may_contain_throw.
1091 * except.c (eh_status): Remove cur_region, try_region since they are
1093 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1094 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1095 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1096 Remove call_site_data_used, call_site_data_size.
1097 Turn call_site_record into vector in function.h.
1098 (note_current_region_may_contain_throw): Remove.
1099 (get_exception_pointer, get_exception_filter): Do not take struct
1100 function argument; update.
1101 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1102 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1103 build_post_landing_pads, dw2_build_landing_pads,
1104 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1105 sjlj_emit_function_enter, sjlj_emit_function_enter,
1106 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1107 sjlj_build_landing_pads, finish_eh_generation,
1108 remove_exception_handler_label, remove_eh_handler,
1109 maybe_remove_eh_handler, add_reachable_handler,
1110 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1111 add_action_record, collect_one_action_chain, add_call_site,
1112 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1113 sjlj_output_call_site_table, output_function_exception_table,
1114 * except.h (note_current_region_may_contain_throw): Remove
1115 (get_exception_pointer, get_exception_filter): Do not take struct
1117 * Makefile.in (GTFILES): Put varargs before struct function.
1119 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1121 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1122 punt for STRING_CST.
1123 (get_constraint_for): Deal with STRING_CST here instead.
1125 2008-04-15 Richard Guenther <rguenther@suse.de>
1127 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1128 statements in a basic-block with a backward walk. Do not
1129 substitute into dead statements but instead remove those.
1131 2008-04-15 Richard Guenther <rguenther@suse.de>
1133 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1134 to zero, thus disable creation of SFTs.
1136 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1138 * tree-predcom.c (suitable_reference_p): Return false if the
1139 reference can throw.
1141 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1144 * c-decl.c (finish_decl): If extern or static var has variable
1145 size, set TREE_TYPE (decl) to error_mark_node.
1147 2008-04-15 Rafael Espindola <espindola@google.com>
1149 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1152 2008-04-15 Richard Guenther <rguenther@suse.de>
1154 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1155 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1156 (visit_reference_op_load): Do walk vuse-vdef chains on
1157 vn_reference_lookup.
1158 (visit_reference_op_store): But do not here.
1159 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1160 vn_reference_lookup.
1161 (vn_lookup_with_vuses): But do so here.
1163 2008-04-14 Ian Lance Taylor <iant@google.com>
1165 * fold-const.c (fold_overflow_warning): Remove assertion.
1167 2008-04-15 Ben Elliston <bje@au.ibm.com>
1169 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1170 temp1 local variables.
1172 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1175 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1176 ".text.unlikely" section as executable.
1178 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1180 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1181 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1182 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1183 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1184 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1185 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1186 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1188 2008-04-14 Ian Lance Taylor <iant@google.com>
1190 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1191 * fold-const.c (fold_comparison): If appropriate, test
1192 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1193 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1194 reassociating a pointer type.
1195 * doc/invoke.texi (Optimize Options): Document that
1196 -fstrict-overflow applies to pointer wraparound.
1198 2008-04-13 Jan Hubicka <jh@suse.cz>
1200 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1202 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1204 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1205 we are going to "save the world".
1207 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1209 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1210 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1211 operand 0 constraint, not "=".
1213 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1215 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1217 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1219 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1220 of size of positions_needed * CHAR_BIT.
1222 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1225 * dse.c (store_info): Change positions_needed to unsigned
1227 (lowpart_bitmask): New.
1228 (record_store): Cast to unsigned HOST_WIDE_INT for
1229 positions_needed. Assert width <= size of positions_needed *
1230 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1231 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1232 lowpart_bitmask to set mask.
1234 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1236 * config/bfin/constraints.md: New file.
1237 * config/bfin/bfin.md: Include it.
1238 (adddi3): Use satisfies_constraint functions instead of the old macros.
1239 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1240 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1241 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1242 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1243 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1244 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1245 EXTRA_CONSTRAINT): Delete.
1246 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1247 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1249 * config/bfin/bfin.c: Include "tm-constrs.h".
1250 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1251 Use satisfies_constraint functions instead of the old macros.
1252 * doc/md.texi (Blackfin Constraints): Update file name reference.
1254 2008-04-11 Richard Guenther <rguenther@suse.de>
1256 PR tree-optimization/35869
1257 * tree-vrp.c (execute_vrp): Move switch statement update after
1258 jump threading. Schedule another cfg cleanup run.
1260 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1263 * attribs.c (decl_attributes): Return early on errorneous node.
1265 2008-04-10 Oleg Ryjkov <olegr@google.com>
1267 * tree.h (struct tree_base): Added a new flag default_def_flag.
1268 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1270 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1272 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1274 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1277 * pa.md: Define mode iterator P. Define mode attribute dwc.
1278 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1279 (icacheflush): Likewise.
1280 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1281 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1283 2008-04-11 Ben Elliston <bje@au.ibm.com>
1285 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1287 2008-04-10 Rafael Espindola <espindola@google.com>
1289 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1290 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1291 (extract_range_from_expr): The same.
1293 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1295 * config/mips/mips.md (GPR2): New mode iterator.
1297 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1298 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1299 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1300 Rewrite these to take two modes, the mode of comparison and the
1301 mode of the destination.
1302 * config/mips/mips.c (mips_expand_scc): Instead of having
1303 paradoxical subreg as destination, expand "narrowing" scc if mode
1304 of comparison is SI and target is requested in DI mode.
1305 (mips_emit_int_order_test): Update comment. Make mode of
1306 comparison match CMP0 rather than TARGET. When creating inverse
1307 target use mode of TARGET.
1309 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1311 * gcov-dump.c (tag_summary): Only print summaries for the first
1312 GCOV_COUNTERS_SUMMABLE counters.
1314 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1316 * config/i386/i386.md (absneg): New code iterator.
1317 (absnegprefix): New code attribute.
1318 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1319 patterns using absneg code iterator.
1320 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1321 using absneg code iterator.
1322 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1323 *neg<mode>2 patterns using absneg code iterator.
1324 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1325 *negextendsfdf2 patterns using absneg code iterator.
1326 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1327 *negextendsfxf2 patterns using absneg code iterator.
1328 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1329 *negextendsfdf2 patterns using absneg code iterator.
1330 * config/i386/sse.md (<code><mode>2): Macroize expander from
1331 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1333 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1335 * config/s390/s390.h: Remove the remains of the recent search
1336 & replace action of current_function_outgoing_args_size.
1338 2008-04-10 Ira Rosen <irar@il.ibm.com>
1340 PR tree-optimization/35821
1341 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1342 NEW_STMT_LIST is not NULL.
1344 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1347 * toplev.c (process_options): Remove -ffunction-sections debugging
1350 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1352 PR middle-end/PR28690
1353 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1354 than gen_rtx_fmt_ee to perform more canonicalizations.
1356 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1359 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1361 2008-04-09 Richard Guenther <rguenther@suse.de>
1363 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1364 (dump_function_to_file): Dump function arguments with types.
1366 2008-04-08 Richard Guenther <rguenther@suse.de>
1368 * fold-const.c (fold_widened_comparison): Do not allow
1369 sign-changes that change the result.
1371 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1374 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1375 kinds of indirect references.
1377 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1379 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1380 GNU Fortran language string.
1382 2008-04-08 Rafael Espindola <espindola@google.com>
1384 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1385 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1386 * tree.h (tree_call_nonnegative_warnv_p): New.
1388 2008-04-08 Jan Hubicka <jh@suse.cz>
1390 * function.c (free_after_compilation): Clear out regno_reg_rtx
1393 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1396 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1398 PR middle-end/PR28690
1399 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1400 same precedence as REG_POINTER and MEM_POINTER operands.
1402 2008-04-08 Richard Guenther <rguenther@suse.de>
1405 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1406 for adding index to base.
1408 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1410 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1411 (MINGW_ENABLE_EXECUTE_STACK): New.
1412 (IN_LIBGCC2): For libgcc include windows.h file for
1413 function declarations.
1415 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1417 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1418 and tem2 if tem1 is not a REG or MULT.
1420 2008-04-08 Jan Hubicka <jh@suse.cz>
1422 * function.h (incomming_args): Break out of struct function.
1423 (function_subsections): Break out of struct function.
1424 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1425 return_rtx and hard_reg_initial_vals from struct function.
1426 Kill inl_max_label_num.
1427 (current_function_pops_args, current_function_args_info,
1428 current_function_args_size, current_function_args_size,
1429 current_function_pretend_args_size,
1430 current_function_outgoing_args_size,
1431 current_function_internal_arg_pointer, current_function_return_rtx):
1432 Kill compatibility accestor macros.
1433 * builtins.c (expand_builtin_apply_args_1): Update.
1434 (expand_builtin_next_arg): Update.
1435 * df-scan.c (df_get_call_refs): Update.
1436 * dbxout.c (dbxout_function_end): Update.
1437 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1438 (output_line_info): Update.
1439 (secname_for_decl): Update.
1440 (dwarf2out_var_location): Update.
1441 * function.c (free_after_compilation): Update.
1442 (assign_parm_find_stack_rtl): Update.
1443 (assign_parms): Update.
1444 (expand_dummy_function_end): Update.
1445 (expand_function_end): Update.
1446 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1447 (expand_call): Update.
1448 (emit_library_call_value_1): Update.
1449 (store_one_arg): Update.
1450 * varasm.c (initialize_cold_section_name): Update.
1451 (unlikely_text_section): Update.
1452 (unlikely_text_section_p): Update.
1453 (assemble_start_function): Update.
1454 (assemble_end_function): Update.
1455 (default_section_type_flags): Update.
1456 (switch_to_section): Update.
1457 * integrate.c (set_decl_abstract_flags): Update.
1458 (get_hard_reg_initial_val): Update.
1459 (has_hard_reg_initial_val): Update.
1460 (allocate_initial_values): Update.
1461 * resource.c (init_resource_info): Update.
1462 * config/alpha/alpha.c (NUM_ARGS): Update.
1463 (direct_return): Update.
1464 (alpha_va_start): Update.
1465 (alpha_sa_size): Update.
1466 (alpha_initial_elimination_offset): Update.
1467 (alpha_expand_prologue): Update.
1468 (alpha_start_function): Update.
1469 (alpha_expand_epilogue): Update.
1470 (unicosmk_initial_elimination_offset):
1471 * config/alpha/alpha.md (call expander): Update.
1472 * config/s390/s390.c (s390_register_info): Update.
1473 (s390_register_info): Update.
1474 (s390_frame_info): Update.
1475 (s390_initial_elimination_offset): Update.
1476 (s390_build_builtin_va_list): Update.
1477 (s390_va_start): Update.
1478 * config/spu/spu.c (direct_return): Update.
1479 (spu_expand_prologue): Update.
1480 (spu_initial_elimination_offset): Update.
1481 (spu_build_builtin_va_list): Update.
1482 (spu_va_start): Update.
1483 * config/sparc/sparc.c (sparc_init_modes): Update.
1484 (sparc_compute_frame_size): Update.
1485 (function_value): Update.
1486 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1487 * config/i386/i386.md (return expander): Update.
1488 * config/i386/i386.c (ix86_va_start): Update.
1489 (ix86_can_use_return_insn_p): Update.
1490 (ix86_compute_frame_layout): Update.
1491 (ix86_expand_epilogue): Update.
1492 * config/sh/sh.c (output_stack_adjust): Update.
1493 (calc_live_regs): Update.
1494 (sh_expand_prologue): Update.
1495 (sh_builtin_saveregs): Update.
1496 (sh_va_start): Update.
1497 (initial_elimination_offset): Update.
1498 (sh_allocate_initial_value): Update.
1499 (sh_function_ok_for_sibcall): Update.
1500 (sh_get_pr_initial_val): Update.
1501 * config/sh/sh.md (return expander): Update.
1502 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1503 * config/crx/crx.c (crx_compute_frame): UPdate.
1504 (crx_initial_elimination_offset): UPdate.
1505 * config/xtensa/xtensa.c (compute_frame_size): Update
1506 (xtensa_builtin_saveregs): Update.
1507 (xtensa_va_start): Update.
1508 (order_regs_for_local_alloc): Update.
1509 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1510 (xstormy16_expand_builtin_va_start): Update.
1511 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1512 * config/m68hc11/m68hc11.md (return expanders): Update.
1513 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1514 (expand_epilogue): Update.
1515 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1516 (cris_simple_epilogue): Update.
1517 (cris_expand_prologue): Update.
1518 (cris_expand_epilogue): Update.
1519 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1520 (compute_frame_size): Update.
1521 * config/mt/mt.c (mt_compute_frame_size): Update.
1522 * config/mn10300/mn10300.c (expand_prologue): Update.
1523 (expand_epilogue): Update.
1524 (initial_offset): Update.
1525 (mn10300_builtin_saveregs):
1526 * config/mn10300/mn10300.md (return expander): Update.
1527 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1528 (ia64_initial_elimination_offset): Update.
1529 (ia64_initial_elimination_offset): Update.
1530 (ia64_expand_prologue): Update.
1531 * config/m68k/m68k.md (return expander): Update.
1532 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1533 (rs6000_stack_info): Update.
1534 * config/mcore/mcore.c (layout_mcore_frame): Update.
1535 (mcore_expand_prolog): Update.
1536 * config/arc/arc.c (arc_compute_frame_size): Update.
1537 * config/score/score3.c (score3_compute_frame_size): Update.
1538 * config/score/score7.c (score7_compute_frame_size): Update.
1539 * config/arm/arm.c (use_return_insn): Update.
1540 (thumb_find_work_register): Update.
1541 (arm_compute_save_reg_mask): Update.
1542 (arm_output_function_prologue): Update.
1543 (arm_output_epilogue): Update.
1544 (arm_size_return_regs): Update.
1545 (arm_get_frame_offsets): Update.
1546 (arm_expand_prologue): Update.
1547 (thumb_exit): Update.
1548 (thumb_unexpanded_epilogue): Update.
1549 (thumb1_output_function_prologue): Update.
1550 * config/pa/pa.md (return expander): Update.
1551 * config/pa/pa.c (compute_frame_size): Update.
1552 (hppa_builtin_saveregs): Update.
1553 * config/mips/mips.c (mips_va_start): Update.
1554 (mips16_build_function_stub): Update.
1555 (mips_compute_frame_info): Update.
1556 (mips_restore_gp): Update.
1557 (mips_output_function_prologue): Update.
1558 (mips_expand_prologue): Update.
1559 * config/v850/v850.c (compute_frame_size): Update.
1560 (expand_prologue): * config/mmix/mmix.c (along): update.
1561 (mmix_initial_elimination_offset): update.
1562 (mmix_reorg): update.
1563 (mmix_use_simple_return): update.
1564 (mmix_expand_prologue): update.
1565 (mmix_expand_epilogue): Update.
1566 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1567 (emit_link_insn): Update.
1569 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1571 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1572 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1574 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1577 2008-04-07 Jan Hubicka <jh@suse.cz>
1579 * function.h (rtl): Rename to x_rtl.
1581 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1582 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1583 used_temp_slots avail_temp_slots, temp_slot_level,
1584 nonlocal_goto_handler_labels): Update accesstors.
1585 (rtl): New global variable.
1586 (struct function): Move some fileds to rtl_data.
1587 (get_arg_pointer_save_area): Update prototype.
1588 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1589 get_arg_pointer_save_area.
1590 * expr.c (init_expr): Update
1591 * function.c (get_frame_size): Update
1592 (assign_stack_local): Update
1593 (expand_function_end): Update.
1594 (get_art_pointer_save_area): Update
1596 * emit-rtl.c (rtl): Declare.
1597 (regno_reg_rtx): Declare.
1598 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1600 (gen_reg_rtx): Update.
1601 * varasm.c (n_deferred_constatns): Update accestor.
1602 (init_varasm_status): Do not allocate varasm_status.
1603 (force_const_mem, get_pool_size, output_constant_pool): Update.
1604 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1605 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1606 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1607 * sparc/sparc.h (INIT_EXPANDERS): Update.
1608 * ia64/ia64.h (INIT_EXPANDERS): Update.
1610 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1612 * reload.c (push_secondary_reload): Add missing break to for loop.
1614 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1616 PR middle-end/PR28690
1617 * rtlanal.c: Update copyright years.
1618 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1619 as REG_POINTER and MEM_POINTER operands.
1620 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1621 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1622 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1623 * gcse.c: Update copyright years.
1624 (pre_delete): Call gen_reg_rtx_and_attrs.
1625 (hoist_code): Likewise.
1626 (build_store_vectors): Likewise.
1627 (delete_store): Likewise.
1628 * loop-invariant.c (move_invariant_reg): Likewise.
1629 Update copyright years.
1631 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1633 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1634 control string instead of quoted.
1636 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1638 * doc/rtl.texi: Rewrite of subreg section.
1640 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1643 * config/i386/i386.c (legitimize_pic_address): Add treating
1644 of dllimport SYM_REF's.
1645 (legitimize_dllimport_symbol): Add prototype.
1647 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1649 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1650 reference in constructor with non self-referential type.
1652 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1654 Removal of Return with Depressed Stack Pointer support
1655 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1656 (ECF_SP_DEPRESSED): Likewise.
1657 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1658 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1659 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1660 (expand_call): Do not test ECF_SP_DEPRESSED.
1661 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1662 * function.c (keep_stack_depressed): Delete.
1663 (handle_epilogue_set): Likewise.
1664 (update_epilogue_consts): Likewise.
1665 (emit_equiv_load): Likewise.
1666 (thread_prologue_and_epilogue_insns): Remove support for Return with
1667 Depressed Stack Pointer.
1668 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1670 2008-04-06 Richard Guenther <rguenther@suse.de>
1672 PR tree-optimization/35400
1673 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1674 information from SSA_NAMEs.
1676 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1678 * config/avr/avr.h (avr_mega_p): Remove declaration.
1679 (AVR_MEGA): Remove macro.
1680 * config/avr/avr.c (avr_mega_p): Remove variable.
1681 (avr_override_options): Remove inicializion of avr_mega_p.
1682 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1683 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1684 (avr_jump_mode): (Ditto.).
1685 (avr_output_progmem_section_asm_op): (Ditto.).
1686 (avr_asm_init_sections): (Ditto.).
1687 (avr_asm_init_sections): (Ditto.).
1688 (avr_rtx_costs): (Ditto.).
1689 * config/avr/avr.md: (Ditto.).
1690 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1693 2008-04-06 Richard Guenther <rguenther@suse.de>
1695 PR tree-optimization/35842
1696 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1697 is_gimple_invariant_address.
1699 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1701 * gcc.c (default_compilers): Sync Fortran extensions list with
1702 that in fortran/lang-specs.h.
1703 * doc/invoke.texi: Likewise.
1704 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1705 * dwarf2out.c (gen_compile_unit_die): Likewise.
1707 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1709 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1711 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1714 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1715 attribute is used for nested functions.
1717 2008-04-05 Jan Hubicka <jh@suse.cz>
1719 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1721 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1723 (dump_files): Update.
1724 (enable_rtl_dump_file): Do not accept letter argument.
1725 * tree-pass.h (dump_file_info): Remove letter argument.
1726 * toplev.c (decode_d_option): Update -da handling.
1727 * toplev.h (enable_rtl_dump_file): Update prototype.
1728 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1729 it out based on pass type.
1730 (register_dump_files_1): Likewise.
1731 (init_optimization_passes): Update register_one_dump_file calls.
1732 (execute_one_pass): Sanity check that IPA passes are called at IPA
1733 level and RTL passes at RTL level.
1734 (execute_pass_list): IPA pass can not be after or subpass of
1736 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1737 disallov RTL subpasses of IPA subpasses.
1739 2008-04-05 Ben Elliston <bje@au.ibm.com>
1741 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1742 builtins that return exactly once and do not throw. Cache call to
1745 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1747 PR rtl-optimization/34916
1749 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1750 between instruction pairs.
1752 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1754 * doc/invoke.texi: Document -mbitops for SH.
1755 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1756 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1757 * config/sh/sh.c (print_operand): Add %t operand code.
1758 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1759 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1760 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1761 (extendqihi2): Likewise.
1762 (movqi_i): Likewise.
1763 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1764 (extv): Use bld instruction for SH2A if possible.
1766 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1767 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1768 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1769 (bset.b, bclr.b): Define peepholes.
1770 * config/sh/sh.opt (mbitops): New option.
1772 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1775 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1776 and view convert expression.
1778 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1781 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1783 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1785 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1787 * config/i386/cpuid.h (bit_AES): New.
1788 (bit_PCLMUL): Likewise.
1790 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1791 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1792 SSE2 if AES or PCLMUL is enabled.
1793 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1794 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1795 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1796 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1797 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1798 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1799 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1800 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1801 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1802 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1803 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1804 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1805 __builtin_ia32_aeskeygenassist128 and
1806 __builtin_ia32_pclmulqdq128.
1807 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1808 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1809 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1811 * config/i386/i386.h (TARGET_AES): New.
1812 (TARGET_PCLMUL): Likewise.
1813 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1815 * config/i386/i386.md (UNSPEC_AESENC): New.
1816 (UNSPEC_AESENCLAST): Likewise.
1817 (UNSPEC_AESDEC): Likewise.
1818 (UNSPEC_AESDECLAST): Likewise.
1819 (UNSPEC_AESIMC): Likewise.
1820 (UNSPEC_AESKEYGENASSIST): Likewise.
1821 (UNSPEC_PCLMUL): Likewise.
1823 * config/i386/i386.opt (maes): New.
1824 (mpclmul): Likewise.
1826 * config/i386/sse.md (aesenc): New pattern.
1827 (aesenclast): Likewise.
1829 (aesdeclast): Likewise.
1831 (aeskeygenassist): Likewise.
1832 (pclmulqdq): Likewise.
1834 * config/i386/wmmintrin.h: New.
1836 * doc/extend.texi: Document AES and PCLMUL built-in function.
1838 * doc/invoke.texi: Document -maes and -mpclmul.
1840 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1842 * function.c (free_after_parsing): Replace with
1843 cxx_push_function_context from C++ front-end.
1844 (allocate_struct_function): Don't call langhook.
1845 * langhooks.h (struct lang_hooks_for_functions): Delete.
1846 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1848 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1849 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1850 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1851 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1852 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1853 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1854 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1856 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1857 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1859 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1862 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1865 2008-04-04 Richard Guenther <rguenther@suse.de>
1868 * fold-const.c (optimize_minmax_comparison): Use the correct
1869 type for the constant in the simplified comparison.
1871 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1873 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1874 Pass L2 size as "--param l2-cache-size" to the compiler.
1875 (decode_l2_cache): New function to decode L2 cache parameters using
1876 0x8000006 extended cpuid function.
1877 (detect_caches_amd): Determine parameters of L2 cache using
1878 decode_l2_caches function.
1879 (decode_caches_intel): Decode L2 cache parameters.
1880 (detect_caches_intel): Determine L2 cache parameters using
1881 decode_caches_intel and decode_l2_caches functions.
1883 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1885 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1886 secondary input reload for subword loads from the constant pool.
1888 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1891 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1892 constants of the appropriate size for runtime calculations.
1895 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1896 decimal-float literal constant zero.
1898 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1901 * c-parser.c (c_parser_omp_atomic): Call
1902 default_function_array_conversion on the RHS.
1905 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1906 call is_variable_sized if decl has incomplete type.
1908 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1910 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1912 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1914 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1916 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1917 (sgt<u>): Merge sgt and sgtu into new expander.
1918 (sgt, sgtu): Remove expanders.
1919 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1920 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1921 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1922 *sgtu_<mode>_mips16 into new pattern.
1923 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1924 (sge<u>): Merge sge and sgeu into new expander.
1925 (sge, sgeu): Remove expanders.
1926 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1928 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1929 (slt<u>): Merge slt and sltu into new expander.
1930 (slt, sltu): Remove expanders.
1931 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1932 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1933 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1934 *sltu_<mode>_mips16 into new pattern.
1935 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1936 (sle<u>): Merge sle and sleu into new expander.
1937 (sle, sleu): Remove expanders.
1938 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1939 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1940 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1941 *sleu_<mode>_mips16 into new pattern.
1942 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1944 2008-04-03 Jan Hubicka <jh@suse.cz>
1946 PR tree-optimization/35795
1947 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1948 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1949 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1950 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1951 * score/score3.c (score3_output_mi_thunk): Likewise.
1952 * score/score7.c (score7_output_mi_thunk): Likewise.
1953 * mips/mips.c (mips_output_mi_thunk): Likewise.
1955 2008-04-03 Richard Guenther <rguenther@suse.de>
1957 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1958 conversions. Simplify code.
1960 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1962 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1964 2008-04-03 Tom Tromey <tromey@redhat.com>
1965 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1967 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1968 * config/bfin/t-bfin-linux (generated_files): Add
1969 linux-sysroot-suffix.h.
1970 * doc/install.texi (Prerequisites): Require make 3.80.
1971 * doc/sourcebuild.texi (Front End Directory): Document new
1973 * Makefile.in (generated_files): New variable.
1974 (ALL_HOST_OBJS): New variable.
1975 ($(ALL_HOST_OBJS)): New target.
1977 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1979 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1980 (remap_block): Call id->transform_lang_insert_block instead
1982 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1983 Set id.transform_lang_insert_block to NULL.
1984 (clone_body): Move to cp/optimize.c
1985 * tree-inline.h (struct copy_body_data): Change
1986 transform_lang_insert_block to function pointer.
1987 (copy_generic_body, copy_decl_no_change): Export.
1988 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1989 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1990 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1992 * c-tree.h (insert_block): Kill.
1993 * c-decl.c (insert_block): Kill.
1995 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1997 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1998 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1999 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2001 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2002 argument, call {push,pop}_function_context from here.
2003 * c-parser.c: Use c_{push,pop}_function_context.
2005 * function.c (push_function_context_to): Move meat ...
2006 (push_function_context): ... here. Simplify.
2007 * function.c (pop_function_context_from): Move meat ...
2008 (pop_function_context): ... here. Simplify.
2009 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2011 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2012 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2013 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2014 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2016 2008-04-03 Ben Elliston <bje@au.ibm.com>
2018 * expmed.c (extract_force_align_mem_bit_field): Remove.
2020 2008-04-03 Richard Guenther <rguenther@suse.de>
2023 * expr.h (try_casesi): Adjust prototype.
2024 * expr.c (try_casesi): Take fallback label as extra parameter.
2025 Use that for gen_casesi if default_label is NULL.
2026 * stmt.c (expand_case): Pass fallback label to try_casesi,
2027 make sure to fill gaps with a fallback label if default_label
2030 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2033 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2035 2008-04-03 Ben Elliston <bje@au.ibm.com>
2037 * expmed.c (extract_split_bit_field): Remove if (0) code.
2038 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2039 (do_ds_constraint): Likewise.
2041 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2043 * doc/cppopts.texi (-dU): Document.
2044 * c-common.h (flag_dump_macros): Update comment.
2045 * c-opts.c (handle_OPT_d): Handle -dU.
2046 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2047 dump_queued_macros, cb_used_define, cb_used_undef): New.
2048 (init_pp_output): Handle -dU.
2049 (cb_line_change): Call dump_queued_macros.
2050 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2052 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2054 * config/avr/predicates.md (io_address_operand): New predicate.
2055 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2056 * config/avr/avr.c (avr_io_address_p): Remove function.
2057 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2058 'avr_io_address_p' function.
2059 (out_movhi_r_mr): (Ditto.).
2060 (out_movqi_mr_r): (Ditto.).
2061 (out_movhi_mr_r): (Ditto.).
2062 (avr_address_cost): (Ditto.).
2064 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2066 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2067 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2068 in 32bit mode when XMM registers are available to avoid store
2070 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2071 corresponding post-reload splitters.
2073 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2075 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2076 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2077 __builtin_ia32_roundss.
2078 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2079 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2080 __builtin_ia32_roundss.
2081 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2082 IX86_BUILTIN_SHUFPD here.
2084 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2086 * config/i386/i386.md (plogic): New.
2087 (plogicprefix): Likewise.
2089 * config/i386/mmx.md (mmx_<code><mode>3): New.
2090 (mmx_and<mode>3): Removed.
2091 (mmx_ior<mode>3): Likewise.
2092 (mmx_xor<mode>3): Likewise.
2094 * config/i386/sse.md (<code><mode>3): New.
2095 (*<code><mode>3): Likewise.
2096 (*<code><mode>3): Likewise.
2097 (<code><mode>3): Likewise.
2098 (*sse_<code><mode>3): Likewise.
2099 (*sse2_<code><mode>3): Likewise.
2100 (<code>tf3): Likewise.
2101 (*<code>tf3): Likewise.
2102 (and<mode>3): Likewise.
2103 (*and<mode>3): Likewise.
2104 (ior<mode>3): Removed.
2105 (*ior<mode>3): Likewise.
2106 (xor<mode>3): Likewise.
2107 (*xor<mode>3): Likewise.
2108 (*and<mode>3): Likewise.
2109 (*ior<mode>3): Likewise.
2110 (*xor<mode>3): Likewise.
2111 (and<mode>3): Likewise.
2112 (*sse_and<mode>3): Likewise.
2113 (*sse2_and<mode>3): Likewise.
2115 (*andtf3): Likewise.
2116 (ior<mode>3): Likewise.
2117 (*sse_ior<mode>3): Likewise.
2118 (*sse2_ior<mode>3): Likewise.
2120 (*iortf3): Likewise.
2121 (xor<mode>3): Likewise.
2122 (*sse_xor<mode>3): Likewise.
2123 (*sse2_xor<mode>3): Likewise.
2125 (*xortf3): Likewise.
2127 2008-04-02 Richard Guenther <rguenther@suse.de>
2129 PR tree-optimization/14495
2130 PR tree-optimization/34793
2131 * tree-vrp.c (struct switch_update): New structure.
2132 (to_remove_edges, to_update_switch_stmts): New VECs.
2133 (simplify_switch_using_ranges): New function. Remove not taken
2134 case labels and edges.
2135 (simplify_stmt_using_ranges): Call it.
2136 (identify_jump_threads): Mark edges we have queued for removal
2137 so we don't thread them.
2138 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2140 * tree-cfg.c (group_case_labels): Deal with missing default label.
2141 (tree_verify_flow_info): Allow missing default label.
2142 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2143 (emit_case_nodes): Likewise.
2144 (expand_case): Do not rely on the default label to be present.
2145 * expr.c (try_casesi): Deal with NULL default_label.
2146 (do_tablejump): Likewise.
2148 2008-04-02 Richard Guenther <rguenther@suse.de>
2150 PR tree-optimization/14495
2151 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2152 SWITCH_EXPR here ...
2153 (vrp_visit_switch_stmt): ... but here (new function).
2154 (find_case_label_index): New helper function.
2155 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2157 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2159 * fwprop.c: Fix ISO-C99ism.
2161 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2164 * Makefile.in (objdir): Set it here.
2165 * configure.ac: Not here. Find dynamic linker characteristics.
2166 * exec-tool.in: Use them.
2167 * aclocal.m4: Regenerate.
2168 * configure: Regenerate.
2170 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2172 * expr.c (expand_var): Delete it.
2173 * expr.h (expand_var): Delete prototype.
2174 * function.c (expand_function_start): Use expand_decl instead.
2175 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2178 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2180 PR rtl-optimization/35542
2181 * fwprop.c (forward_propagate_and_simplify): Replace
2182 loc_reg_mentioned_in_p with reg_mentioned_p.
2184 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2186 PR rtl-optimization/35281
2187 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2188 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2189 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2190 (varying_mem_p): Move above propagate_rtx.
2191 (all_uses_available_at): Do not check MEMs.
2193 2008-04-02 Rafael Espindola <espindola@google.com>
2195 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2196 (register_edge_assert_for_2): Split the cond argument.
2197 (register_edge_assert_for_1): Adjust for the change in
2198 register_edge_assert_for_2.
2199 (register_edge_assert_for): Split the cond argument.
2200 (find_switch_asserts): Adjust for the change in
2201 register_edge_assert_for.
2203 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2205 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2206 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2207 offsets for 64-bit mingw.
2208 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2209 abi for x86_64-pc-mingw.
2211 2008-04-02 Richard Guenther <rguenther@suse.de>
2213 * tree-vrp.c (extract_range_from_assert): Make sure to not
2214 produce range min/max with TREE_OVERFOW set.
2215 If merging a anti-range and a range keep the anti-range if
2216 the range covers all values of the type.
2217 (register_edge_assert_for_2): Only allow sign-changing
2218 conversions in detecting canonical range checks. Also
2219 register an assert for the unsigned name if useful.
2221 PR tree-optimization/35787
2222 * tree-vrp.c (vrp_val_max): New function.
2223 (vrp_val_min): Likewise.
2224 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2225 (vrp_val_is_min): Likewise.
2226 (supports_overflow_infinity): Use vrp_val_{min,max}.
2227 (negative_overflow_infinity): Likewise.
2228 (positive_overflow_infinity): Likewise.
2229 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2230 (is_positive_overflow_infinity): Likewise.
2231 (is_overflow_infinity): Likewise.
2232 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2233 vrp_val_is_{min,max}.
2234 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2235 to ranges if possible. Avoid empty ranges.
2237 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2240 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2241 the expression is a function address.
2243 2008-04-01 George Helffrich <george@gcc.gnu.org>
2245 PR fortran/35154, fortran/23057
2246 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2247 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2248 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2249 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2251 (dbxout_syms): Check for COMMON-based symbol and wrap in
2252 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2253 in bracket for efficiency.
2255 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2256 using DW_TAG_common_block + member offset.
2257 (add_pubname_string): New function.
2258 (dw_expand_expr): New function to find block name and offset for
2260 (common_check): New function to check whether symbol in Fortran COMMON.
2261 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2263 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2266 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2268 2008-04-02 Ben Elliston <bje@au.ibm.com>
2270 * config/v850/v850.md (casesi): Remove if (0) code.
2271 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2272 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2274 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2276 * config/i386/i386.md (rex64suffix): New mode attribute.
2277 (floathi<mode>2): Disable expander for SSE math.
2278 (*floathi<mode>2_1): New insn insn_and_split pattern.
2279 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2280 corresponding post-reload splitters.
2281 (*floathi<mode>2_i387): New macroized insn pattern.
2282 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2283 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2284 insn_and_split pattern.
2285 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2286 New macroized instruction patterns and corresponding post-reload
2288 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2289 and corresponding post-reload splitters.
2290 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2291 New macroized instruction patterns.
2292 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2293 macroized instruction patterns and corresponding post-reload splitters.
2294 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2295 corresponding post-reload splitters.
2296 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2297 New macroized instruction patterns.
2298 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2299 corresponding post-reload splitters.
2300 (*floatsi<mode>2_i387): New macroized instruction patterns.
2302 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2304 * config/i386/i386.md (smaxmin): New.
2305 (umaxmin): Likewise.
2306 (maxminiprefix): Likewise.
2307 (maxminfprefix): Likewise.
2308 (<code><mode>3): Likewise.
2309 (smin<mode>3): Removed.
2310 (smax<mode>3): Likewise.
2312 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2313 (mmx_<code>v4hi3): Likewise.
2314 (mmx_<code>v8qi3): Likewise.
2315 (mmx_smaxv2sf3): Removed.
2316 (mmx_sminv2sf3): Likewise.
2317 (mmx_umaxv8qi3): Likewise.
2318 (mmx_smaxv4hi3): Likewise.
2319 (mmx_uminv8qi3): Likewise.
2320 (mmx_sminv4hi3): Likewise.
2322 * config/i386/sse.md (<addsub><mode>3): New.
2323 (*<addsub><mode>3): Likewise.
2324 (<sse>_vm<addsub><mode>3): Likewise.
2325 (<maxmin><mode>3): Likewise.
2326 (*<maxmin><mode>3_finite): Likewise.
2327 (*<maxmin><mode>3): Likewise.
2328 (<sse>_vm<maxmin><mode>3): Likewise.
2329 (sse3_h<addsub>v4sf3): Likewise.
2330 (sse3_h<addsub>v2df3): Likewise.
2331 (<maxmin>v16qi3): Likewise.
2332 (*<maxmin>v16qi3): Likewise.
2333 (<maxmin>v8hi3): Likewise.
2334 (*<maxmin>v8hi3): Likewise.
2335 (*sse4_1_<maxmin><mode>3): Likewise.
2336 (*sse4_1_<maxmin><mode>3): Likewise.
2337 (add<mode>3): Removed.
2338 (*add<mode>3): Likewise.
2339 (<sse>_vmadd<mode>3): Likewise.
2340 (sub<mode>3): Likewise.
2341 (*sub<mode>3): Likewise.
2342 (<sse>_vmsub<mode>3): Likewise.
2343 (smin<mode>3): Likewise.
2344 (*smin<mode>3_finite): Likewise.
2345 (*smin<mode>3): Likewise.
2346 (<sse>_vmsmin<mode>3): Likewise.
2347 (smax<mode>3): Likewise.
2348 (*smax<mode>3_finite): Likewise.
2349 (*smax<mode>3): Likewise.
2350 (<sse>_vmsmax<mode>3): Likewise.
2351 (sse3_haddv4sf3): Likewise.
2352 (sse3_haddv2df3): Likewise.
2353 (sse3_hsubv4sf3): Likewise.
2354 (sse3_hsubv2df3): Likewise.
2355 (umaxv16qi3): Likewise.
2356 (*umaxv16qi3): Likewise.
2357 (smaxv8hi3): Likewise.
2358 (*smaxv8hi3): Likewise.
2359 (*sse4_1_smax<mode>3): Likewise.
2360 (*sse4_1_umax<mode>3): Likewise.
2361 (uminv16qi3): Likewise.
2362 (*uminv16qi3): Likewise.
2363 (sminv8hi3): Likewise.
2364 (*sminv8hi3): Likewise.
2365 (*sse4_1_smin<mode>3): Likewise.
2366 (*sse4_1_umin<mode>3): Likewise.
2368 2008-04-01 Rafael Espindola <espindola@google.com>
2370 * tree-cfg.c (verify_expr): remove in_phi.
2371 (verify_stmt): Don't call walk_tree with verify_expr. Use
2372 is_gimple_min_invariant instead of is_gimple_val.
2374 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2376 * doc/include/gpl_v3.texi: Update for manpage generation.
2377 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2379 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2380 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2381 gpl_v3.texi instead of gpl.texi.
2384 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2387 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2389 2008-04-01 Rafael Espindola <espindola@google.com>
2391 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2392 (extract_code_and_val_from_cond): Use
2393 extract_code_and_val_from_cond_with_ops.
2395 2008-04-01 Jan Hubicka <jh@suse.cz>
2397 * function.c (free_after_compilation): Free epilogue_delay_list.
2398 (prepare_function_start): Assert that previous compilation was freed.
2400 2008-04-01 Jan Hubicka <jh@suse.cz>
2401 Jim Wilson <wilson@tuliptree.org>
2402 Andreas Tobler <andreast@gcc.gnu.org>
2405 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2406 rtl.emit instead cfun->emit.
2407 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2408 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2410 2008-04-01 Ben Elliston <bje@au.ibm.com>
2412 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2414 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2416 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2418 (fprofile-use): Add var flag_profile_use
2419 * coverage.c (coverage_begin_output): Do not open a gcno file for
2420 output only if -ftest-coverage is set.
2421 Do not add getpwd() to gcda file path.
2422 (build_gcov_info): Check the new flag
2423 flag_profile_datafile_relative_path.
2424 (coverage_init): Use profile_data_prefix.
2425 Read profile counter only if flag_profile_use is set.
2426 * opts.c (common_handle_option): New option fprofile-use=,
2427 fprofile-dir=, fprofile-generate=.
2428 * toplev.c (profile_data_prefix): New variable definition.
2429 * toplev.h (profile_data_prefix): New declaration.
2430 * doc/invoke.tex (Option Summary, Optimization Options):
2433 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2435 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2436 use tmp consistently.
2439 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2440 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2441 UNSPEC_FR_RECIP_APPROX_RES.
2442 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2444 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2447 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2449 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2452 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2453 element of the vector via a pointer.
2455 2008-03-31 Ian Lance Taylor <iant@google.com>
2457 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2459 2008-03-31 Jan Hubicka <jh@suse.cz>
2461 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2462 get_arg_pointer_save_area.
2463 * expr.c (init_expr): Just clear out rtl.expr.
2464 * function.c (free_after_compilation): Clear out whole RTL structure.
2465 (get_func_frame_size): Merge into ...
2466 (get_frame_size): ... this one.
2467 (assign_stack_local_1): Merge into ...
2468 (assign_stack_local): ... this one.
2469 (expand_function_end): Update call of get_arg_pointer_save_area.
2470 (get_art_pointer_save_area): Remove cfun argument.
2471 * function.h (emit_status): regno_pointer_align does not need length
2472 attribute. Move x_regno_reg_rtx to ...
2473 (regno_reg_rtx): ... new global array.
2474 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2475 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2476 apply_args_value, forced_labels, stack_pointer_delta):
2478 (struct varasm_status): Move here from varasm.c
2479 (struct rtl_data): New. Move here some fields from struct function.
2480 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2481 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2482 used_temp_slots avail_temp_slots, temp_slot_level,
2483 nonlocal_goto_handler_labels): Update accesstors.
2484 (rtl): New global variable.
2485 (struct function): Move some fileds to rtl_data.
2486 (get_arg_pointer_save_area): Update prototype.
2487 * emit-rtl.c (rtl): Declare.
2488 (regno_reg_rtx): Declare.
2489 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2491 (gen_reg_rtx): Update.
2492 (init_virtual_regs): Do not tate emit_status argument.
2493 (init_emit): Do not allocate emit.
2494 * varasm.c (varasm_statuc): Move to function.h.
2495 (n_deferred_constatns): Update accestor.
2496 (init_varasm_status): Do not allocate varasm_status.
2497 (force_const_mem, get_pool_size, output_constant_pool): Update.
2498 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2499 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2501 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2503 PR rtl-optimization/35729
2504 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2507 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2510 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2511 load/store if memory is unaligned.
2512 (*movti_rex64): Likewise.
2514 * config/i386/predicates.md (misaligned_operand): New.
2516 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2519 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2522 2008-03-31 Jan Beulich <jbeulich@novell.com>
2524 * config/ia64/constraints.md: Add 'j' constraint.
2525 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2526 (movdi_internal): Likewise.
2528 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2531 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2533 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2536 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2537 proper error message for the third argument on blendpd and
2540 * config/i386/sse.md (blendbits): New.
2541 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2543 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2545 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2547 2008-03-30 Richard Guenther <rguenther@suse.de>
2550 * fold-const.c (fold_sign_changed_comparison): Do leave
2551 conversions to base-types alone.
2553 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2555 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2556 the link register if one altivec register is be saved.
2558 2008-03-30 Ben Elliston <bje@au.ibm.com>
2560 * final.c (final_scan_insn): Remove if (0) code.
2562 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2564 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2566 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2568 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2569 of V4SFmode to ix86_binary_operator_ok.
2571 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2573 * config/i386/i386.c (override_options): Initialize
2574 ix86_veclib_handler to ix86_veclibabi_svml when
2575 -mveclibabi=svml is used.
2576 (ix86_veclibabi_svml): New function for SVML ABI style
2577 vectorization support.
2578 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2580 2008-03-28 Rafael Espindola <espindola@google.com>
2582 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2583 (tree_binary_nonnegative_warnv_p): Make it public.
2584 (tree_single_nonnegative_warnv_p): Make it public.
2585 (tree_invalid_nonnegative_warnv_p): Make it public.
2586 (tree_unary_nonzero_warnv_p): Make it public.
2587 (tree_binary_nonzero_warnv_p): Make it public
2588 (tree_single_nonzero_warnv_p): Make it public.
2589 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2590 (extract_range_from_binary_expr): Split the expr argument.
2591 (extract_range_from_unary_expr): Split the expr argument.
2592 (extract_range_from_comparison): Split the expr argument.
2593 (extract_range_from_expr): Use the new aux functions.
2594 (vrp_evaluate_conditional_warnv): Use
2595 vrp_evaluate_conditional_warnv_with_ops.
2596 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2597 (tree_binary_nonzero_warnv_p): Declare.
2598 (tree_single_nonzero_warnv_p): Declare.
2599 (tree_expr_nonzero_warnv_p): Declare.
2600 (tree_unary_nonnegative_warnv_p): Declare.
2601 (tree_binary_nonnegative_warnv_p): Declare.
2602 (tree_single_nonnegative_warnv_p): Declare.
2603 (tree_invalid_nonnegative_warnv_p): Declare.
2605 2008-03-28 Richard Guenther <rguenther@suse.de>
2607 PR tree-optimization/30317
2608 PR tree-optimization/30911
2609 PR tree-optimization/34793
2610 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2611 (struct assert_locus_d): New member EXPR.
2612 (register_new_assert_for): Add EXPR parameter to support
2613 ASSERT_EXPR <name, expr OP limit>.
2614 (register_edge_assert_for_1): Adjust callers.
2615 (find_assert_locations): Likewise.
2616 (process_assert_insertions_for): Build condition from expression.
2617 (extract_range_from_assert): Handle ASSERT_EXPRs
2618 of the form ASSERT_EXPR <name, expr OP limit>.
2619 (register_edge_assert_for_2): New helper registering
2620 asserts for comparisons. Recognize range tests of the form
2621 (unsigned)i - CST1 OP CST2.
2622 (register_edge_assert_for_1): Use it.
2623 (register_edge_assert_for): Likewise.
2624 (needs_overflow_infinity): Integer sub-types
2625 do not need overflow infinities.
2626 (vrp_val_is_max): The extreme values of integer sub-types
2627 are those of the base type.
2628 (vrp_val_is_min): Likewise.
2629 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2632 2008-03-28 Nick Clifton <nickc@redhat.com>
2635 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2636 Return GENERAL_REGS for stack adjustment reloads.
2638 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2641 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2642 const_vector when all the vectors are constant.
2644 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2646 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2648 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2649 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2651 (s<code>_sf): Use new scc_sf attribute for opcode names.
2653 2008-03-27 Tom Tromey <tromey@redhat.com>
2655 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2656 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2657 config/spu/t-spu-elf, config/i386/t-interix,
2658 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2659 config/i386/x-darwin, config/i386/x-mingw32,
2660 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2661 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2662 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2663 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2664 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2665 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2666 config/score/t-score-elf, config/arm/t-strongarm-pe,
2667 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2668 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2669 Revert automatic dependency patch.
2671 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2674 * config/i386/i386.c (ix86_function_arg_boundary): Align
2675 decimal floating point to its natural boundary.
2677 2008-03-27 Richard Guenther <rguenther@suse.de>
2680 * fold-const.c (fold_comparison): Restrict distinct decl
2681 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2682 solely rely on operand_equal_p.
2684 2008-03-27 Richard Guenther <rguenther@suse.de>
2687 * c-common.c (handle_weak_attribute): Reject combination of
2690 2008-03-27 Richard Guenther <rguenther@suse.de>
2692 PR tree-optimization/32810
2693 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2694 conversions from DECL_INITIAL.
2695 (fold_const_aggregate_ref): Likewise from constructor elements.
2697 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2699 * tree-affine.h (aff_combination_expand): Declare.
2700 (get_inner_reference_aff): Likewise.
2701 * tree-affine.c (aff_combination_expand): Split out from
2702 tree_to_aff_combination_expand.
2703 (get_inner_reference_aff): New function.
2704 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2705 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2706 (struct lim_aux_data): sm_done field removed.
2707 (mem_ref_loc_p, mem_ref_locs_p): New types.
2708 (struct mem_ref): Added id, stored, accesses_in_loop,
2709 indep_loop, dep_loop, indep_ref, dep_ref fields.
2710 Removed is_stored, locs and next fields.
2711 (memory_accesses): New variable.
2712 (movement_possibility): Do not allow moving statements
2713 that store to memory.
2714 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2716 (determine_max_movement): For statements with memory references,
2717 find the outermost loop in that the reference is independent.
2718 (move_computations_stmt): Mark the virtual operands for renaming.
2719 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2720 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2721 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2722 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2723 create_vop_ref_mapping, analyze_memory_references,
2724 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2725 get_all_locs_in_loop, ref_always_accessed_p,
2726 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2727 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2728 store_motion_loop, store_motion): New functions.
2729 (struct vop_to_refs_elt): New type.
2730 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2731 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2732 (schedule_sm): Replaced by...
2733 (execute_sm): ... this.
2734 (determine_lsm_ref, hoist_memory_references,
2735 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2736 find_more_ref_vops, free_mem_ref, free_mem_refs,
2737 determine_lsm_loop, determine_lsm): Removed.
2738 (tree_ssa_lim_finalize): Free data structures used by store motion.
2739 (tree_ssa_lim): Call analyze_memory_references. Use
2740 store_motion instead of determine_lsm.
2742 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2744 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2745 rename tmake_file to m68hc11/t-m68hc11.
2746 (mcore): Set inhibit_libc to true.
2747 * config.host (alpha*-dec-*vms*): Set extra_programs.
2748 (interix3*): Don't use host_xmake_file.
2749 * configure.ac: Let config.gcc override inhibit_libc.
2750 * configure: Regenerate.
2752 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2753 * config/t-openbsd-thread: Remove commented out lines.
2755 * config/x-interix: Remove.
2757 * config/m68hc11/t-m68hc11-gas: Rename to...
2758 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2760 * config/mcore/t-mcore: Remove T_CFLAGS.
2761 * config/mcore/t-mcore-pe: Likewise.
2763 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2765 * configure.ac: Replace custom __GNU_SOURCE test with
2766 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2767 * aclocal.m4: Regenerate.
2768 * configure: Regenerate.
2769 * config.in: Regenerate.
2771 2008-03-27 Richard Guenther <rguenther@suse.de>
2773 * fold-const.c (target.h): Include.
2774 (fold_comparison): Fold comparison of addresses of decls
2775 that bind locally or of constants. Consolidate address folding code.
2776 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2777 results from fold_binary_to_constant.
2778 (compare_values_warnv): Likewise.
2780 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2783 * fold-const.c (fold_truthop): Check for integeral types when folding
2784 a == 0 && b == 0 and a != 0 || b != 0 .
2786 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2788 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2790 2008-03-26 Andreas Schwab <schwab@suse.de>
2792 * doc/invoke.texi: Fix use of @item vs. @itemx.
2794 2008-03-26 Tom Tromey <tromey@redhat.com>
2796 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2797 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2798 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2799 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2800 build/genconstants.o, build/genemit.o, build/genextract.o,
2801 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2802 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2805 2008-03-26 Richard Guenther <rguenther@suse.de>
2808 2008-03-26 Richard Guenther <rguenther@suse.de>
2810 * fold-const.c (target.h): Include.
2811 (fold_comparison): Fold comparison of addresses of two decls
2812 that bind locally. Consolidate address folding code.
2814 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2816 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2817 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2818 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2819 dconstsqrt2, dconstthird, dconste and/or dconst10.
2820 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2821 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2822 dconstsqrt2, dconste): Delete.
2823 (init_emit_once): Likewise. Simplify initializing dconstm1.
2825 * real.c (get_real_const): New.
2826 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2827 dconstsqrt2, dconste): Delete.
2828 (real_value_const, get_real_const): New.
2830 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2832 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2834 * config/i386/i386.c (ix86_function_arg_boundary): Check
2835 BIGGEST_ALIGNMENT instead of 128.
2836 (setup_incoming_varargs_64): Likewise.
2838 2008-03-26 Tom Tromey <tromey@redhat.com>
2840 * Makefile.in (DEPFILES): Add missing '/'.
2842 2008-03-26 Richard Guenther <rguenther@suse.de>
2844 * fold-const.c (target.h): Include.
2845 (fold_comparison): Fold comparison of addresses of two decls
2846 that bind locally. Consolidate address folding code.
2848 2008-03-26 Nick Clifton <nickc@redhat.com>
2851 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2852 not allow INT+INT as a legitimate addressing mode.
2854 2008-03-26 Richard Guenther <rguenther@suse.de>
2856 * tree-flow.h (widen_bitfield): Remove declaration.
2857 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2858 (widen_bitfield): Remove function.
2859 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2862 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2865 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2868 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2870 PR rtl-optimization/35232
2871 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2872 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2873 reg_reloaded_call_part_clobbered here.
2874 (reload_regs_reach_end_p): New function.
2875 (reload_reg_rtx_for_input): New variable.
2876 (reload_reg_rtx_for_output): Likewise.
2877 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2878 when reassigning a pseudo register. Load reloadreg from
2879 reload_reg_rtx_for_input, moving the mode and register
2881 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2882 instead of the original when deciding whether an input reload
2883 would be a no-op or whether an output reload can be deleted.
2884 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2885 when setting up new_spill_reg_store. Load it from
2886 reload_reg_rtx_for_output, moving the mode and register
2888 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2889 instead of the original when deciding whether an output reload
2890 would be a no-op. Do the same when modifying insn notes.
2891 Use rtx_equal_p instead of == to compare the registers.
2892 (inherit_piecemeal_p): Take a mode and two register numbers
2894 (emit_reload_insns): Clear new_spill_reg_store for every hard
2895 register in the reload register. Remove spill registers
2896 from reg_reloaded_valid before considering whether to record
2897 inheritance information for them. Use reload_reg_rtx_for_output
2898 instead of reg_rtx when recording output reloads. Use
2899 reload_reg_rtx_for_input instead of reg_rtx when recording
2900 input reloads. Set or clear reg_reloaded_call_part_clobbered
2901 at the same time as setting reg_reloaded_valid.
2902 (delete_output_reload): Add a new_reload_reg parameter and use it
2903 instead of rld[j].reg_rtx.
2904 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2907 2008-03-25 Tom Tromey <tromey@redhat.com>
2909 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2910 (build/genattr.o): Likewise.
2911 (build/genattrtab.o): Likewise.
2912 (build/gencodes.o): Likewise.
2913 (build/genconfig.o): Likewise.
2914 (build/genconstants.o): Likewise.
2915 (build/genemit.o): Likewise.
2916 (build/genextract.o): Likewise.
2917 (build/genflags.o): Likewise.
2919 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2921 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2922 instead of size_int for integer types.
2923 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2924 to match type of MINUS_EXPR.
2926 2008-03-25 Tom Tromey <tromey@redhat.com>
2928 * configure: Rebuilt.
2929 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2932 2008-03-25 Tom Tromey <tromey@redhat.com>
2934 * config/x-solaris (host-solaris.o): Update.
2935 * config/x-linux (host-linux.o): Update.
2936 * config/x-hpux (host-hpux.o): Update.
2937 * config/x-darwin (host-darwin.o): Update.
2938 * config/v850/t-v850e (v850-c.o): Update.
2939 * config/v850/t-v850 (v850-c.o): Update.
2940 * config/t-vxworks (vxworks.o): Update.
2941 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2942 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2943 * config/spu/t-spu-elf (spu-c.o): Update.
2945 * config/sh/t-symbian (sh-c.o): Update.
2946 (symbian.o): Update.
2947 * config/sh/t-sh (sh-c.o): Update.
2948 * config/score/t-score-elf (score7.o, score3.o): Update.
2949 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2950 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2951 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2952 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2954 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2955 * config/m32c/t-m32c (m32c-pragma.o): Update.
2956 * config/ia64/t-ia64 (ia64-c.o): Update.
2957 * config/i386/x-mingw32 (host-mingw32.o): Update.
2958 * config/i386/x-i386 (driver-i386.o): Update.
2959 * config/i386/x-darwin (host-i386-darwin.o): Update.
2960 * config/i386/x-cygwin (host-cygwin.o): Update.
2961 * config/i386/t-nwld (nwld.o): Update.
2962 * config/i386/t-netware (netware.o): Update.
2963 * config/i386/t-interix (winnt.o): Update.
2964 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2965 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2966 msformat-c.o): Update.
2967 * config/bfin/t-bfin-linux (generated_files): Add
2968 linux-sysroot-suffix.h.
2969 * config/arm/t-wince-pe (pe.o): Update.
2970 * config/arm/t-strongarm-pe (pe.o): Update.
2971 * config/arm/t-pe (pe.o): Update.
2972 * config/arm/t-arm (arm-c.o): Update.
2973 * doc/install.texi (Prerequisites): Require make 3.80.
2974 * Makefile.in: Remove .o targets.
2975 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2976 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2977 (simple_generated_h, simple_generated_c): Move earlier.
2978 (generated_files): New variable.
2979 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2980 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2981 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2982 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2983 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2984 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2985 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2986 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2987 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2988 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2989 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2990 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2992 (COMPILE.base, COMPILE): New variables.
2993 (%.o): New pattern rule.
2994 (ALL_HOST_OBJS): New variable.
2995 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2996 (dummy-checksum.o, cc1-checksum.o): Remove.
2997 (DRIVER_SHLIB): New variable.
2998 (DRIVER_DEFINES): Use it.
2999 (gencondmd.c): Move out of build/.
3000 (s-conditions): Update.
3001 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3002 (ALL_BUILD_OBJS): Likewise.
3003 (build/%.o): Use BUILDCOMPILE.
3004 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3005 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3006 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3007 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3008 build/genconfig.o, build/genconstants.o, build/genemit.o,
3009 build/genextract.o, build/genflags.o, build/genmddeps.o,
3010 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3011 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3012 build/gen-protos.o, build/scan.o, build/fix-header.o,
3013 build/scan-decls.o): Simplify.
3014 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3015 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3016 prefix.o, toplev.o): Reduce to variable setting.
3017 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3018 ($(out_object_file), gcc-options.o): New targets.
3019 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3020 * configure: Rebuilt.
3021 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3022 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3024 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3026 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3027 complain when we hit an error, return ERROR_MARK_NODE.
3029 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3031 * config/sh/constraints.md (Pso, Psz): New constraints.
3032 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3033 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3035 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3037 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3038 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3040 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3042 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3043 (prefetch_sh2a): New.
3045 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3046 Naveen.H.S <naveen.hs@kpitcummins.com>
3048 * config/sh/constraints.md (I28): New constraint.
3049 * config/sh/sh.c (broken_move): Add support for movi20s.
3050 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3052 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3053 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3054 Naveen.H.S <naveen.hs@kpitcummins.com>
3056 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3057 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3058 (print_operand): Handle resbank in %@ operand code.
3059 (sh_encode_section_info): New.
3060 (push_regs): Add conditions for resbank.
3061 (sh_expand_epilogue): Likewise.
3062 (sh_insert_attributes): Likewise.
3063 (sh_attribute_table): Likewise.
3064 (sh_handle_resbank_handler_attribute): New.
3065 (sh2a_handle_function_vector_handler_attribute): New.
3066 (sh2a_is_function_vector_call): New.
3067 (sh2a_get_function_vector_number): New.
3068 (sh2a_function_vector_p): New.
3069 (sh_cfun_resbank_handler_p): New.
3070 * config/sh/sh.md (calli): Emit jsr/n if possible.
3071 (calli_tbr_rel): New.
3072 (calli_pcrel): Emit jsr/n if possible.
3073 (return_i): Emit rts/n if possible.
3074 (call_valuei_tbr_rel): New.
3075 (call_valuei_pcrel): Add condition for SH2A target.
3076 (call_value): Likewise.
3077 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3078 (sh2a_get_function_vector_number): Likewise.
3079 (sh2a_is_function_vector_call): Likewise.
3080 * doc/extend.texi: Document TBR relative addressing of SH2A.
3081 (resbank): Add description for SH2A.
3083 2008-03-24 Richard Guenther <rguenther@suse.de>
3086 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3087 pointer assignments change conversions according to middle-end rules.
3088 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3089 * configure.ac: Include type checking in yes.
3090 * configure: Regenerate.
3092 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3094 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3095 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3097 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3099 * gthr-vxworks.h (UNUSED): Define.
3101 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3103 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3105 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3107 * doc/extend.texi (Function Attributes): Add missing comma in the
3108 example of the "alloc_size" attribute.
3110 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3113 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3115 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3118 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3121 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3122 of the underlying type of a MS bitfield layout to the natural
3123 alignment of the type.
3125 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3127 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3128 to their natural alignment to avoid store forwarding stalls.
3130 2008-03-22 Richard Guenther <rguenther@suse.de>
3132 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3133 For PHI nodes verify the address is invariant.
3134 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3135 (get_symbol_constant_value): Use is_gimple_min_invariant.
3136 (maybe_fold_stmt_indirect): Likewise.
3138 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3140 PR rtl-optimization/33927
3141 * Makefile.in (dse.o): Depend on $(TM_P_H).
3142 * expr.h (extract_low_bits): Declare.
3143 * expmed.c (extract_low_bits): New function.
3144 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3145 * dse.c: Include tm_p.h.
3146 (find_shift_sequence): Remove the read_reg argument and return the
3147 read value. Emit the instructions instead of returning them.
3148 Iterate on new_mode rather than calculating it each time.
3149 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3150 source to NEW_MODE and extract_low_bits to convert the shifted
3152 (replace_read): Allow the load and store to have different mode
3153 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3154 or extraction instructions before trying the replacement. Update
3155 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3157 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3159 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3160 to their natural alignment to avoid store forwarding stalls.
3162 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3165 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3166 encouraging but not allowing gprs for input;
3167 change the input constraint to !f#r.
3168 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3170 change the output constraint to !f#r.
3172 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3175 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3176 corresponding post-reload splitters.
3177 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3178 when x87 FP math is selected.
3179 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3180 New function prototype.
3181 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3182 unreachable function to ease macroization of insn patterns.
3184 2008-03-21 Martin Jambor <mjambor@suse.cz>
3186 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3187 reference dumps if ddr is NULL or dependence is unknown.
3189 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3191 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3192 unsigned extension into account.
3193 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3194 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3195 Do computations on a scratch register.
3197 2008-03-21 Richard Guenther <rguenther@suse.de>
3199 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3200 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3201 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3202 * tree-ssa-dom.c (record_equality): Likewise.
3203 * tree-inline.c (copy_body_r): Likewise.
3204 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3207 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3209 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3210 as 'delete_unused' argument.
3212 2008-03-20 Richard Guenther <rguenther@suse.de>
3214 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3215 special casing of constant qualifiers.
3216 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3217 care about them in general.
3218 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3219 regardless of their type.
3220 (fold_stmt_r): Forcefully fold *& if we end up with that.
3222 2008-03-20 Paul Brook <paul@codesourcery.com>
3224 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3225 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3227 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3229 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3230 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3232 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3234 * common.opt (Wmudflap): New option.
3235 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3236 (mx_register_decls): Likewise.
3237 (mudflap_finish_file): Likewise.
3238 * doc/invoke.texi: Document -Wno-mudflap.
3240 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3242 * c-format.c (replace_format_name_to_system_name): New.
3244 (convert_format_name_to_system_name): New.
3245 (decode_format_attr): Add use of convert_format_name_to_system_name.
3246 (format_types_orig): Add gnu_ prefix to names.
3247 (check_format_info_main): Special treating of \0 escaped names for
3248 supporting multi-character format specifiers as I32, I64.
3249 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3250 (gnu_target_overrides_format_attributes): New.
3251 * c-format.h: Add structure target_ovr_attr to hold
3252 system specific formatter names.
3253 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3254 msformat-c.o file to c_target_objs and cxx_target_objs.
3255 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3256 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3257 (TARGET_N_FORMAT_TYPES): New.
3258 * config/i386/msformat-c.c: New.
3259 * config/i386/t-cygming: Add build rule for msformat-c.o.
3260 * doc/extend.texi: Add new format names gnu_* and ms_* and
3262 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3264 2008-03-20 Ira Rosen <irar@il.ibm.com>
3266 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3267 optimizations turned on under -O3.
3268 (ftree-vectorize): Add that the flag is turned on with -O3.
3270 2008-03-20 Ben Elliston <bje@au.ibm.com>
3272 * regmove.c (try_auto_increment): Fix spelling error in comment.
3273 * final.c (final_scan_insn): Likewise.
3275 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3278 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3279 allocator preferences for "y" and "r" class registers.
3280 ("*mov<mode>_internal"): Ditto.
3281 ("*movv2sf_internal_rex64"): Ditto.
3282 ("*movv2sf_internal"): Ditto.
3284 2008-03-19 Michael Matz <matz@suse.de>
3287 * calls.c (expand_call): Check overlap of arguments with call
3288 address for sibcalls.
3290 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3293 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3294 of the underlying type of a MS bitfield layout to the natural
3295 alignment of the type.
3297 2008-03-19 Jan Hubicka <jh@suse.cz>
3300 * toplev.c (decode_d_option): Handle all CPP flags.
3301 * tree-vrp.c: Update tree_pass descriptors.
3302 * regrename.c: Update tree_pass descriptors.
3303 * fwprop.c: Update tree_pass descriptors.
3304 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3305 * tree-into-ssa.c: Update tree_pass descriptors.
3306 * tree-dump.c: Update tree_pass descriptors.
3307 * tree-complex.c: Update tree_pass descriptors.
3308 * tree-dump.h: Update tree_pass descriptors.
3309 * see.c: Update tree_pass descriptors.
3310 * cgraphbuild.c: Update tree_pass descriptors.
3311 * tracer.c: Update tree_pass descriptors.
3312 * tree-loop-distribution.c: Update tree_pass descriptors.
3313 * cgraph.c: Update tree_pass descriptors.
3314 * postreload-gcse.c: Update tree_pass descriptors.
3315 * postreload.c: Update tree_pass descriptors.
3316 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3317 * tree-tailcall.c: Update tree_pass descriptors.
3318 * tree-pass.h (tree_opt_pass): Rename to ...
3319 (opt_pass) ... this one; add "type" field and remove letter field.
3320 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3321 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3322 all_lowering_passes): Update declaration.
3323 * ipa-cp.c: Update tree_pass descriptors.
3324 * final.c: Update tree_pass descriptors.
3325 * omp-low.c: Update tree_pass descriptors.
3326 * tree-ssa-dse.c: Update tree_pass descriptors.
3327 * ipa-reference.c: Update tree_pass descriptors.
3328 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3329 * auto-inc-dec.c: Update tree_pass descriptors.
3330 * reorg.c: Update tree_pass descriptors.
3331 * cgraphunit.c: Update tree_pass descriptors.
3332 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3333 * tree-ssa-ccp.c: Update tree_pass descriptors.
3334 * df-core.c: Update tree_pass descriptors.
3335 * mode-switching.c: Update tree_pass descriptors.
3336 * tree-nomudflap.c: Update tree_pass descriptors.
3337 * modulo-sched.c: Update tree_pass descriptors.
3338 * ipa-pure-const.c: Update tree_pass descriptors.
3339 * cse.c: Update tree_pass descriptors.
3340 * web.c: Update tree_pass descriptors.
3341 * tree-stdarg.c: Update tree_pass descriptors.
3342 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3343 * tree-ssa-dom.c: Update tree_pass descriptors.
3344 * tree-nrv.c: Update tree_pass descriptors.
3345 * tree-ssa-alias.c: Update tree_pass descriptors.
3346 * loop-init.c: Update tree_pass descriptors.
3347 * gimple-low.c: Update tree_pass descriptors.
3348 * ipa-inline.c: Update tree_pass descriptors.
3349 * tree-ssa-sink.c: Update tree_pass descriptors.
3350 * global.c: Update tree_pass descriptors.
3351 * ifcvt.c: Update tree_pass descriptors.
3352 * jump.c: Update tree_pass descriptors.
3353 * predict.c: Update tree_pass descriptors.
3354 * tree-ssa-loop.c: Update tree_pass descriptors.
3355 * recog.c: Update tree_pass descriptors.
3356 * dse.c: Update tree_pass descriptors.
3357 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3358 * tree-eh.c: Update tree_pass descriptors.
3359 * regmove.c: Update tree_pass descriptors.
3361 * function.c: Update tree_pass descriptors.
3362 * tree-vectorizer.c: Update tree_pass descriptors.
3363 * gcse.c: Update tree_pass descriptors.
3364 * ipa-type-escape.c: Update tree_pass descriptors.
3365 * tree-if-conv.c: Update tree_pass descriptors.
3366 * init-regs.c: Update tree_pass descriptors.
3367 * ipa.c: Update tree_pass descriptors.
3368 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3369 * rtl-factoring.c: Update tree_pass descriptors.
3370 * lower-subreg.c: Update tree_pass descriptors.
3371 * bt-load.c: Update tree_pass descriptors.
3372 * tree-dfa.c: Update tree_pass descriptors.
3373 * except.c: Update tree_pass descriptors.
3374 * emit-rtl.c: Update tree_pass descriptors.
3375 * cfgexpand.c: Update tree_pass descriptors.
3376 * tree-cfgcleanup.c: Update tree_pass descriptors.
3377 * cfgcleanup.c: Update tree_pass descriptors.
3378 * tree-ssa-pre.c: Update tree_pass descriptors.
3379 * tree-sra.c: Update tree_pass descriptors.
3380 * tree-mudflap.c: Update tree_pass descriptors.
3381 * tree-ssa-copy.c: Update tree_pass descriptors.
3382 * cfglayout.c: Update tree_pass descriptors.
3383 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3384 * tree-ssa-dce.c: Update tree_pass descriptors.
3385 * tree-ssa.c: Update tree_pass descriptors.
3386 * regclass.c: Update tree_pass descriptors.
3387 * integrate.c: Update tree_pass descriptors.
3388 * tree-optimize.c: Update tree_pass descriptors.
3389 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3390 * tree-object-size.c: Update tree_pass descriptors.
3391 * combine.c: Update tree_pass descriptors.
3392 * tree-outof-ssa.c: Update tree_pass descriptors.
3393 * bb-reorder.c: Update tree_pass descriptors.
3394 * stack-ptr-mod.c: Update tree_pass descriptors.
3395 * var-tracking.c: Update tree_pass descriptors.
3396 * tree-profile.c: Update tree_pass descriptors.
3397 * tree-vect-generic.c: Update tree_pass descriptors.
3398 * reg-stack.c: Update tree_pass descriptors.
3399 * sched-rgn.c: Update tree_pass descriptors.
3400 * tree-ssa-structalias.c: Update tree_pass descriptors.
3401 * tree-cfg.c: Update tree_pass descriptors.
3402 * passes.c (current_pass): Update declaration.
3403 (finish_optimization_passes): Update.
3404 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3405 (register_one_dump_file, register_dump_files_1, next_pass_1):
3407 (init_optimization_passes): Update handling of new types.
3408 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3409 * ipa-struct-reorg.c: Update tree_pass descriptors.
3410 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3411 * combine-stack-adj.c: Update tree_pass descriptors.
3412 * cfgrtl.c: Update tree_pass descriptors.
3413 * dce.c: Update tree_pass descriptors.
3414 * tree-ssanames.c: Update tree_pass descriptors.
3416 2008-03-19 Richard Guenther <rguenther@suse.de>
3419 * tree-ssa.c (walk_data): New structure.
3420 (warn_uninitialized_var): If not always_executed warn with "maybe"
3422 (execute_early_warn_uninitialized): Compute post-dominators.
3423 Initialize always_executed before processing each basic block.
3425 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3428 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3429 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3431 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3433 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3435 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3437 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3439 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3440 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3441 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3442 target after ignore has been set, and move there also the commputation
3443 of subtarget and original_target.
3444 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3445 (LANG_HOOKS_INITIALIZER): Remove it.
3446 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3448 2008-03-18 Richard Guenther <rguenther@suse.de>
3450 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3451 found an expression with constants, note that in the VN for the lhs.
3452 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3453 fold them to constants if possible. Run cleanup_cfg if done so.
3454 (execute_pre): Return todo.
3456 (execute_fre): Likewise.
3457 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3459 (get_prop_source_stmt): Look through pointer conversions.
3461 2008-03-18 Jan Hubicka <jh@suse.cz>
3463 * tree-pretty-print.c: Include predict.h.
3464 (dump_generic_node): Dump predictor.
3465 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3466 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3467 * gimple-low.c (lower_stmt): Likewise.
3468 * expr.c (expand_expr_real): Likewise.
3469 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3471 (build_predict_expr, build_predict_expr): New.
3472 * predict.h (predictor_name, build_predict_expr): Update.
3473 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3474 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3475 * predict.def (PRED_CONTINUE): Update hitrate.
3476 * tree.def (PREDICT_EXPR): Define.
3477 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3478 do not handle BIND_EXPR.
3479 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3480 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3481 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3484 2008-03-18 Michael Matz <matz@suse.de>
3486 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3488 2008-03-18 Richard Guenther <rguenther@suse.de>
3490 * tree-gimple.h (is_gimple_invariant_address): Declare.
3491 (is_gimple_constant): Likewise.
3492 * tree-gimple.c (is_gimple_constant): New function.
3493 (is_gimple_invariant_address): Likewise.
3494 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3495 and is_gimple_invariant_address.
3496 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3498 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3499 an addressable base.
3501 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3504 * gimplify.c (gimplify_expr): Gimplify second operand of
3507 2008-03-17 Richard Guenther <rguenther@suse.de>
3509 PR tree-optimization/19637
3510 * fold-const.c (fold_unary): Remove restrictions of removing
3511 intermediate pointer-conversions (P2)(P1)P0.
3512 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3513 conversion to void pointer.
3514 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3516 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3519 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3520 emulated thread local variables.
3522 2008-03-16 Richard Guenther <rguenther@suse.de>
3525 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3526 expand TREE_INVARIANT operations that are not gimple invariant.
3528 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3530 * doc/extend.texi (Alignment): Say that the ABI controls
3531 the __alignof__ for non-strict-alignment targets rather
3532 than being a recommendation.
3534 2008-03-15 Paul Brook <paul@codesourcery.com>
3536 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3538 (arm_output_fn_unwind): Mark functions that can not be unwound.
3540 2008-03-15 Paul Brook <paul@codesourcery.com>
3542 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3543 extension instructions.
3545 2008-03-15 Richard Guenther <rguenther@suse.de>
3547 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3548 and fold constant aggregate refs.
3549 (fold_const_aggregate_ref): Handle string constants
3550 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3551 (evaluate_stmt): Simplify now that ccp_fold folds constant
3554 2008-03-15 Paul Brook <paul@codesourcery.com>
3556 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3557 (extzv): Use gen_extzv_t2.
3558 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3560 2008-03-15 Richard Guenther <rguenther@suse.de>
3562 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3563 (fold_const_aggregate_ref): Likewise.
3564 (get_value): Return NULL if we don't have any values.
3565 (ccp_finalize): Set const_val to NULL after freeing it.
3566 * tree-flow.h (get_symbol_constant_value): Declare.
3567 (fold_const_aggregate_ref): Likewise.
3568 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3570 2008-03-15 Richard Guenther <rguenther@suse.de>
3573 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3574 to not produce negative array indices if not allowed. Add
3575 parameter to indicate that.
3576 (maybe_fold_offset_to_component_ref): Allow negative array
3577 indices only for the first member of a structure.
3578 (maybe_fold_offset_to_reference): Allow negative array indices.
3579 (maybe_fold_stmt_addition): Likewise.
3581 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3582 Anatoly Sokolov <aesok@post.ru>
3584 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3585 (avr_arch): Add ARCH_AVR6.
3586 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3587 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3588 instead of fixed value 2.
3589 (print_operand_address): Use gs() asm specifier instead of pm().
3590 (avr_assemble_integer): (Ditto.).
3591 (avr_output_addr_vec_elt): (Ditto.).
3592 (print_operand): Handle "!" code.
3593 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3594 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3595 (AVR_HAVE_EIJMP_EICALL): Define.
3596 (AVR_3_BYTE_PC): Redefine.
3597 (AVR_2_BYTE_PC): (Ditto.).
3598 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3599 (LINK_SPEC): Add atmega2560 and atmega2561.
3600 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3602 * config/avr/avr.md (call_insn): Use eicall instead of icall
3603 for 3 byte PC devices.
3604 (call_value_insn): (Ditto.).
3605 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3606 (indirect_jump): Use only for for 2 byte PC devices.
3607 (*tablejump): (Ditto.).
3608 (*indirect_jump_avr6): Add insn.
3609 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3610 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3611 instead of ijmp for 3 byte PC devices.
3612 (__tablejump2__): (Ditto.).
3613 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3614 (MULITLIB_DIRNAMES): (Ditto.).
3615 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3617 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3619 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3620 "sse2_umulsidi3". Use V1DI mode for operand 0.
3621 ("mmx_psadbw"): Use V1DI mode for operand 0.
3622 * config/i386/i386-modes.def (V1SI): New vector mode.
3623 * config/i386/i386.c (struct builtin_description)
3624 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3625 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3626 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3627 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3628 v1di_ftype_v8qi_v8qi type.
3629 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3631 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3632 __builtin_ia32_pmuludq]: Fix the mode of return value.
3634 2008-03-15 Richard Guenther <rguenther@suse.de>
3637 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3640 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3642 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3643 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3644 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3645 unless TARGET_SERIALIZE_VOLATILE is enabled.
3646 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3647 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3648 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3650 2008-03-14 Richard Guenther <rguenther@suse.de>
3652 PR tree-optimization/34172
3653 * tree-flow.h (refs_may_alias_p): Declare.
3654 (get_single_def_stmt): Likewise.
3655 (get_single_def_stmt_from_phi): Likewise.
3656 (get_single_def_stmt_with_phi): Likewise.
3657 * tree-dfa.c (refs_may_alias_p): New function.
3658 (get_single_def_stmt): Likewise.
3659 (get_single_def_stmt_from_phi): Likewise.
3660 (get_single_def_stmt_with_phi): Likewise.
3661 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3662 (vn_reference_lookup_1): New helper function.
3663 (vn_reference_lookup): Walk the virtual use-def chain to
3664 continue searching for a match if the def does not alias the
3665 reference we are looking for.
3667 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3669 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3670 archive and Perzl. Update The Written Word listing.
3672 2008-03-14 Richard Guenther <rguenther@suse.de>
3674 PR tree-optimization/34043
3675 PR tree-optimization/33989
3676 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3678 (bitmap_find_leader): Use extra argument to verify dominance
3679 relationship inside a basic-block.
3680 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3681 (find_leader_in_sets): Adjust.
3682 (create_component_ref_by_pieces): Take extra argument for
3683 dominance check, handle lookup failures.
3684 (find_or_generate_expression): Likewise.
3685 (create_expression_by_pieces): Likewise.
3686 (insert_into_preds_of_block): Adjust.
3687 (create_value_expr_from): If asked for, verify all operands
3688 are in the blocks AVAIL_OUT set.
3689 (make_values_for_stmt): Check for SSA_NAMEs that are life
3690 over an abnormal edge.
3691 (compute_avail): Remove such check.
3692 (do_SCCVN_insertion): New function.
3693 (eliminate): If we do not find a leader suitable for replacement
3694 insert a replacement expression from SCCVN if available.
3695 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3696 (struct vn_ssa_aux): Add needs_insertion flag.
3697 * tree-ssa-sccvn.c (may_insert): New global flag.
3698 (copy_reference_ops_from_ref): Value-number union member access
3699 based on its size, not type and member if insertion is allowed.
3700 (visit_reference_op_load): For a weak match from union type
3701 punning lookup a view-converted value and insert a SSA_NAME
3702 for that value if that is not found.
3703 (visit_use): Make dumps shorter. Do not disallow value numbering
3704 SSA_NAMEs that are life over an abnormal edge to constants.
3705 (free_scc_vn): Release inserted SSA_NAMEs.
3706 (run_scc_vn): New flag to specify whether insertion is allowed.
3707 Process SSA_NAMEs in forward order.
3708 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3709 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3710 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3711 pointer type to/from integral types that do not change the
3712 precision to regular conversions.
3714 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3716 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3717 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3718 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3719 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3720 input arguments and the mode of return value. Built-in functions
3721 that operate on whole 64-bit MMX register now use V1DI mode.
3723 2008-03-13 Alon Dayan <alond@il.ibm.com>
3724 Olga Golovanevsky <olga@il.ibm.com>
3726 PR tree-optimization/35041
3727 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3728 to locate the right position in a statement.
3730 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3734 * config/i386/xmmintrin.h: Change all static inline functions to
3735 extern inline and add __gnu_inline__ attribute.
3736 * config/i386/bmintrin.h: Ditto.
3737 * config/i386/smmintrin.h: Ditto.
3738 * config/i386/tmmintrin.h: Ditto.
3739 * config/i386/mmintrin-common.h: Ditto.
3740 * config/i386/ammintrin.h: Ditto.
3741 * config/i386/emmintrin.h: Ditto.
3742 * config/i386/pmmintrin.h: Ditto.
3743 * config/i386/mmintrin.h: Ditto.
3744 * config/i386/mm3dnow.h: Ditto.
3746 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3749 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3750 (lower_omp_2): New function.
3751 (lower_omp_1, lower_omp): Rewritten.
3753 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3756 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3757 with the phrase "Microsoft Windows compilers".
3758 (Push/Pop Macro Pragmas): New subsection. Document
3759 #pragma push_macro and pragma pop_macro.
3761 2008-03-12 Paul Brook <paul@codesourcery.com>
3763 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3765 2008-03-12 Paul Brook <paul@codesourcery.com>
3767 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3768 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3769 (thumb2_addsi_shortim): Rename ...
3770 (thumb2_addsi_short): ... to this. Allow register operands.
3771 (thumb2_subsi_short): New pattern.
3772 (thumb2_one_cmplsi2_short,
3773 thumb2_negsi2_short): New patterns and peepholes.
3775 2008-03-12 Paul Brook <paul@codesourcery.com>
3777 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3779 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3781 * config/i386/i386.md (int_cond): New code iterator.
3783 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3784 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3785 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3786 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3787 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3788 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3789 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3790 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3792 2008-03-12 Paul Brook <paul@codesourcery.com>
3794 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3795 instead of {arm,thumb}_compute_save_reg_mask.
3796 (output_return_instruction): Ditto.
3797 (thumb_unexpanded_epilogue): Ditto.
3798 (thumb1_expand_prologue): Ditto.
3799 (thumb1_output_function_prologue): Ditto.
3800 (arm_set_return_address): Ditto.
3801 (thumb_set_return_address): Ditto.
3802 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3803 regs to achieve stack alignment.
3804 (thumb1_compute_save_reg_mask): Fix compiler warning.
3805 (arm_output_epilogue): Use offsets->saved_regs_mask.
3806 Adjust stack pointer by poping call clobered registers.
3807 (arm_expand_prologue): Use offsets->saved_regs_mask.
3808 Adjust stack pointer by pushing extra registers.
3809 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3811 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3814 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3815 conversion to the operands of a multiplication.
3817 2008-03-12 Richard Guenther <rguenther@suse.de>
3819 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3820 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3821 * timevar.def (TV_TREE_PHIPROP): Add.
3822 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3823 pass description. Use TV_TREE_PHIPROP.
3824 * tree-ssa-forwprop.c: Remove phiprop code.
3826 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3829 * omp-low.c (maybe_lookup_decl): Constify first argument.
3830 (use_pointer_for_field): Change last argument from bool to
3831 omp_context *. Disallow shared copy-in/out in nested
3832 parallel if decl is shared in outer parallel too.
3833 (build_outer_var_ref, scan_sharing_clauses,
3834 lower_rec_input_clauses, lower_copyprivate_clauses,
3835 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3837 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3838 Ira Rosen <irar@il.ibm.com>
3840 * tree-vectorizer.c (free_stmt_vec_info): New function.
3841 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3842 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3843 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3844 * tree-vect-transform.c (vectorizable_conversion): Free
3845 vec_oprnds0 if it was allocated.
3846 (vect_permute_store_chain): Remove unused VECs.
3847 (vectorizable_store): Free VECs that are allocated in the..
3849 (vect_transform_strided_load, vectorizable_load): Likewise.
3850 (vect_remove_stores): Simplify the code.
3851 (vect_transform_loop): Move code to vect_remove_stores().
3852 Call vect_remove_stores() and free_stmt_vec_info().
3854 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3856 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3857 TARGET_HPUX. Revise comment.
3858 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3859 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3860 Use sr4 variant of `be' instruction when not generating PIC code.
3861 (attr_length_call): Adjust for above change.
3863 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3865 * ipa-reference.c (static_execute): Remove module_statics_const and
3866 associated setting code.
3868 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3871 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3872 predicate for operand 1.
3873 (paritysi2_cmp): Use register_operand predicate for operand 2.
3874 Use earlyclobber modifier for operand 1. Remove support for
3876 (paritydi2_cmp): Use register_operand predicate for operand 3.
3877 Use earlyclobber modifier for operand 1. Remove support for
3880 2008-03-11 Paul Brook <paul@codesourcery.com>
3881 Vladimir Prus <vladimir@codesourcery.com>
3883 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3884 (arm_compute_save_reg0_reg12_mask): Always
3885 check if register 11 must be saved. Always safe hard frame pointer
3886 when frame_pointer_needeed.
3887 (arm_compute_save_reg_mask): Save IP and PC
3888 only with apcs frames.
3889 (arm_output_epilogue): Adjust Thumb2 codepath to
3890 be also invoked and work for ARM non-apcs frames.
3891 (arm_expand_prologue): Don't bother saving IP
3892 for non-apcs frame, since it's not clobbered by
3893 prologue code. Implement non-apcs frame
3896 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3898 PR rtl-optimization/35281
3899 * expr.c (convert_move): Use a new pseudo for the intermediate
3900 from_mode->word_mode result.
3902 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3904 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3905 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3906 * toplev.c (compile_file): Don't call it.
3908 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3911 * expr.c (store_expr): Call emit_block_move if the mode
3912 of "temp" RTX is BLKmode.
3914 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3915 Richard Guenther <rguenther@suse.de>
3917 PR tree-optimization/31358
3918 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3919 the step with a NULL_TREE.
3920 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3921 to sizetype if type is a pointer type.
3922 (add_candidate_1): Don't convert the base and step to
3923 the generic type if the orginal type is a pointer type.
3924 (add_iv_value_candidates): Use sizetype for the step
3925 if type is a pointer type.
3926 (cand_value_at): Likewise.
3927 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3929 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3930 Don't convert the tem affine to the type.
3931 (add_elt_to_tree): Use sizetype for the step if a pointer.
3932 Use POINTER_PLUS_EXPR for pointers.
3933 (aff_combination_to_tree): Use sizetype for the step if a
3936 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3938 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3939 Remove commutativity hint.
3941 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3945 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3946 errorneous type. Check that v is a VAR_DECL.
3949 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3951 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3953 PR tree-optimization/35494
3954 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3955 may be overriden at link and run time.
3957 2008-03-10 Richard Guenther <rguenther@suse.de>
3959 PR tree-optimization/34677
3960 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3961 (poolify_tree): Likewise.
3962 (modify_expr_template): Likewise.
3963 (poolify_modify_stmt): Likewise.
3964 (insert_fake_stores): Handle all component-ref style stores
3965 in addition to INDIRECT_REF. Also handle complex types.
3966 Do not poolify the inserted load.
3967 (realify_fake_stores): Do not rebuild the tree but only
3968 make it a SSA_NAME copy.
3969 (init_pre): Remove initialzation of modify_expr_template.
3970 Do not allocate modify_expr_node_pool.
3971 (fini_pre): Do not free modify_expr_node_pool.
3973 2008-03-10 Paul Brook <paul@codesourcery.com>
3975 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3978 2008-03-10 Paul Brook <paul@codesourcery.com>
3979 Mark Shinwell <shinwell@codesourcery.com>
3981 * config/arm/cortex-r4.md: New.
3982 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3984 * config/arm/arm.md: Include cortex-r4.md.
3985 (insn): Add smmls, sdiv and udiv values.
3986 (generic_sched): Don't use generic scheduling for Cortex-R4.
3987 (arm_issue_rate): New function.
3988 (TARGET_SCHED_ISSUE_RATE): Define.
3990 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3992 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3994 2008-03-10 Richard Guenther <rguenther@suse.de>
3996 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3997 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3999 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4001 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4002 Set default to true.
4004 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4006 * c.opt (Wsynth): Deprecate.
4007 * doc/invoke.texi (Option Summary, Warning Options): Document
4008 -Wno-format-contains-nul.
4010 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4013 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4014 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4016 2008-03-09 Ira Rosen <irar@il.ibm.com>
4018 * config/rs6000/rs6000.c (builtin_description): Rename vector
4019 left shift operations.
4020 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4021 (altivec_vsl<VI_char>): Rename to ...
4022 (ashl<mode>3): ... new name.
4023 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4025 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4027 2008-03-08 Richard Guenther <rguenther@suse.de>
4029 * coverage.h (tree_coverage_counter_addr): Declare.
4030 * coverage.c (tree_coverage_counter_addr): New function.
4031 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4033 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4034 (tree_gen_one_value_profiler): Likewise.
4035 (tree_gen_ic_profiler): Likewise.
4036 (tree_gen_average_profiler): Likewise.
4037 (tree_gen_ior_profiler): Likewise.
4039 2008-03-08 Richard Guenther <rguenther@suse.de>
4041 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4042 (vn_binary_op_insert): Likewise.
4043 (vn_unary_op_lookup): Likewise.
4044 (vn_unary_op_insert): Likewise.
4045 (vn_nary_op_lookup): Declare.
4046 (vn_nary_op_insert): Likewise.
4047 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4048 and binary hashes, use a single obstack for unary_op_pool
4050 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4051 a single struct vn_nary_op_s. Store tree code length and
4052 a variable number of operands.
4053 (struct vn_reference_op_struct): Remove unused op2.
4054 (vn_reference_op_eq): Do not compare op2.
4055 (vn_reference_op_compute_hash): Do not compute hash of op2.
4056 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4057 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4058 with vn_nary_op_compute_hash.
4059 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4060 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4062 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4064 (visit_unary_op): Call nary functions.
4065 (visit_binary_op): Likewise.
4066 (process_scc): Adjust for struct vn_tables_s changes.
4067 (allocate_vn_table): Likewise.
4068 (free_vn_table): Likewise.
4069 * tree-vn.c (vn_add): Call nary functions.
4070 (vn_lookup): Likewise.
4072 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4075 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4076 wdst back after sync_compare_and_swapqhi_internal.
4078 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4081 * config/i386/i386-modes.def (V1DI): New vector mode.
4082 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4083 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4084 (MMXMODE248): Ditto.
4085 (MMXMODE): Add V1DI mode.
4086 (mmxvecsize): Change DI mode to V1DI mode.
4087 ("mov<mode>): Use MMXMODEI8 mode iterator.
4088 ("*mov<mode>_internal_rex64"): Ditto.
4089 ("*mov<mode>_internal"): Ditto.
4090 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4091 ("mmx_sub<mode>3"): Ditto.
4092 ("mmx_adddi3"): Remove insn pattern.
4093 ("mmx_subdi3"): Ditto.
4094 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4095 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4096 ("mmx_ashl<mode>3"): Ditto.
4097 ("mmx_lshrdi3"): Remove insn pattern.
4098 ("mmx_ashldi3"): Ditto.
4099 * config/i386/i386.c (classify_argument): Handle V1DImode.
4100 (function_arg_advance_32): Ditto.
4101 (function_arg_32): Ditto.
4102 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4103 mmx_addv1di3 insn pattern.
4104 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4105 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4106 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4107 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4108 Remove definitions of built-in functions.
4109 (V1DI_type_node): New node.
4110 (v1di_ftype_v1di_int): Ditto.
4111 (v1di_ftype_v1di_v1di): Ditto.
4112 (v2si_ftype_v2si_si): Ditto.
4113 (v4hi_ftype_v4hi_di): Remove node.
4114 (v2si_ftype_v2si_di): Ditto.
4115 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4116 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4117 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4118 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4119 Add new builtins using def_builtin_const.
4120 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4121 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4122 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4123 * config/i386/mmintrin.h (__v1di): New typedef.
4124 (_mm_add_si64): Cast arguments to __v1di type.
4125 (_mm_sub_si64): Ditto.
4126 (_mm_sll_pi16): Cast __count to __v4hi type.
4127 (_mm_sll_pi32): Cast __count to __v2si type.
4128 (_mm_sll_si64): Cast arguments to __v1di type.
4129 (_mm_srl_pi16): Cast __count to __v4hi type.
4130 (_mm_srl_pi32): Cast __count to __v2si type.
4131 (_mm_srl_si64): Cast arguments to __v1di type.
4132 (_mm_sra_pi16): Cast __count to __v4hi type.
4133 (_mm_sra_pi32): Cast __count to __v2si type.
4134 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4135 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4136 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4137 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4138 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4139 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4140 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4141 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4142 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4143 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4144 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4145 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4147 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4149 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4151 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4154 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4155 reg+const addressing for Altivec modes. Don't generate reg+reg
4156 addressing for TFmode or TDmode quantities.
4158 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4160 * c-common.c (vector_types_convertible_p): Call langhook
4161 instead of comptypes.
4163 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4166 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4167 integral and scalar float variables which have a
4170 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4172 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4173 dwarf_register_span hook when emitting unwind information for
4174 register-to-memory saves.
4175 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4176 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4178 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4180 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4181 for the same VAR_DECL.
4183 2008-03-06 Tom Tromey <tromey@redhat.com>
4186 * doc/standards.texi (Standards): Don't mention treelang.
4187 * doc/invoke.texi (Overall Options): Don't mention treelang.
4188 * doc/install.texi (Prerequisites): Don't mention bison or
4190 (Configuration): Don't mention treelang.
4191 (Building): Likewise.
4192 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4194 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4196 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4197 word-extractions out of a multi-word object.
4199 2008-03-06 Richard Guenther <rguenther@suse.de>
4201 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4202 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4203 result type and precision.
4204 * expr.c (get_inner_reference): Set unsignedp based on the result
4205 type of BIT_FIELD_REF.
4206 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4207 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4208 (try_instantiate_multiple_fields): Likewise. Use the correct type
4210 (sra_build_assignment): Likewise.
4211 (sra_build_elt_assignment): Likewise.
4212 (sra_explode_bitfield_assignment): Likewise.
4213 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4214 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4215 set BIT_FIELD_REF_UNSIGNED.
4216 (vectorizable_load): Likewise.
4218 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4220 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4223 2008-03-06 Richard Guenther <rguenther@suse.de>
4225 * alias.c (struct alias_set_entry): Move has_zero_child field
4226 to pack with alias_set.
4228 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4230 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4233 2008-03-05 Ian Lance Taylor <iant@google.com>
4235 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4237 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4239 * fwprop.c (update_df): Support width and offset parameters of
4241 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4242 global_conflicts): Change DF_REF_EXTRACT to either
4243 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4244 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4245 * df-scan.c (df_ref_record, df_defs_record,
4246 df_ref_create_structure, df_def_record_1, df_uses_record,
4247 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4248 df_bb_refs_collect, df_entry_block_defs_collect,
4249 df_exit_block_uses_collect): Support new width and offset fields.
4250 (ref_extract_pool): New storage pool.
4251 (df_free_ref): New function.
4252 (df_reg_chain_unlink, df_free_collection_rec,
4253 df_sort_and_compress_refs): Call df_free_ref.
4254 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4256 (df_ref_create_structure): Allocate df_ref_extract if offset and
4257 width fields are used.
4258 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4259 (df_uses_record): Get offset and width from ZERO_EXTRACT
4261 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4262 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4263 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4264 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4265 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4266 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4267 (df_ref_extract): New structure.
4268 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4269 (df_ref_create): Add width and offset parameters.
4271 2008-03-05 Richard Guenther <rguenther@suse.de>
4273 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4274 Use ranges_overlap_p.
4275 (offset_overlaps_with_access): Rename
4276 to ranges_overlap_p and move ...
4277 * tree-flow-inline.h (ranges_overlap_p): ... here.
4279 * tree.h (get_inner_reference, handled_component_p): Update
4282 * tree.h (record_component_aliases, get_alias_set,
4283 alias_sets_conflict_p, alias_sets_must_conflict_p,
4284 objects_must_conflict_p): Move declarations ...
4285 * alias.h (record_component_aliases, get_alias_set,
4286 alias_sets_conflict_p, alias_sets_must_conflict_p,
4287 objects_must_conflict_p): ... here.
4288 Include coretypes.h.
4289 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4291 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4293 * cfg.c: Include tree-flow.h.
4294 (remove_edge_raw): Call redirect_edge_var_map_clear.
4295 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4296 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4297 (redirect_edge_var_map_result): New.
4298 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4299 PENDING_STMT use with redirect_edge_var_map_*.
4300 * tree-ssa.c (edge_var_maps): New definition.
4301 (redirect_edge_var_map_add): New.
4302 (redirect_edge_var_map_clear): New.
4303 (redirect_edge_var_map_dup): New.
4304 (redirect_edge_var_map_vector): New.
4305 (redirect_edge_var_map_destroy): New.
4306 (ssa_redirect_edge): Replace PENDING_STMT use with
4307 redirect_edge_var_map_*.
4308 (flush_pending_stmts): Same.
4309 (delete_tree_ssa): Destroy edge var map.
4310 * tree-flow.h (struct _edge_var_map): New.
4311 Define edge_var_map vector type.
4312 Declare redirect_edge_var_map_* prototypes.
4313 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4314 * tree-cfg.c (reinstall_phi_args): Replace
4315 PENDING_STMT use with redirect_edge_var_map_*.
4317 2008-03-05 Richard Guenther <rguenther@suse.de>
4319 PR tree-optimization/35472
4320 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4321 whose single use_stmt has a overlapping set of loaded and
4322 stored symbols as that use_stmt might be a noop assignment then.
4324 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4326 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4328 2008-03-05 Richard Guenther <rguenther@suse.de>
4331 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4332 should be constants.
4333 * tree-cfg.c (verify_expr): Verify it.
4334 * fold-const.c (fold_truthop): Remove code generating
4335 BIT_FIELD_REFs of structure bases.
4336 (fold_binary): Likewise.
4337 (fold_ternary): Position and size of BIT_FIELD_REFs are
4338 always host integers.
4339 (make_bit_field_ref): Remove.
4340 (optimize_bit_field_compare): Remove.
4341 (all_ones_mask_p): Remove.
4343 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4346 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4347 (split_block_and_df_analyze): New. Split basic block and rebuild
4349 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4351 (split_pattern_seq): Likewise.
4352 (erase_matching_seqs): Likewise.
4353 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4355 2008-03-04 Geoff Keating <geoffk@apple.com>
4357 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4358 declaration and code.
4359 (tree_invalid_nonnegative_warnv_p): Likewise.
4361 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4363 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4364 examples. Truncate option-names then causing overfull hbox.
4366 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4369 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4371 * configure: Rebuilt.
4373 2008-03-04 Rafael Espindola <espindola@google.com>
4375 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4376 (tree_unary_nonnegative_warnv_p): New.
4377 (tree_binary_nonnegative_warnv_p): New.
4378 (tree_single_nonnegative_warnv_p): New.
4379 (tree_invalid_nonnegative_warnv_p): New.
4380 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4382 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4385 * opts.c (handle_option): Postpone 'unknown option' errors only for
4388 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4391 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4394 2008-03-04 Rafael Espindola <espindola@google.com>
4396 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4397 (tree_binary_nonzero_warnv_p): New.
4398 (tree_single_nonzero_warnv_p): New.
4399 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4401 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4404 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4405 transformations for modes that have signed zeros.
4406 * ifcvt.c (noce_try_abs): Ditto.
4408 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4410 * config/i386/i386.c (override_options): Force
4411 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4413 2008-03-04 Jan Hubicka <jh@suse.cz>
4416 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4419 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4421 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4422 label to probe the stack.
4424 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4426 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4427 (__gthr_win32_mutex_destroy): Declare.
4428 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4429 __gthr_win32_mutex_destroy.
4430 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4432 2008-03-03 Jan Hubicka <jh@suse.cz>
4435 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4436 aggressive on inlining cold calls.
4438 2008-03-03 Richard Guenther <rguenther@suse.de>
4440 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4441 struct copies into the expression table.
4442 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4443 (try_to_simplify): Likewise.
4444 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4445 integral and pointer arguments which do not change the
4446 precision to NOP_EXPRs.
4447 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4448 VIEW_CONVERT_EXPR case.
4450 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4452 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4453 defined in a loop at depth 0 is invariant.
4454 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4455 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4456 be called at loop depth 0.
4458 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4461 * gcc.c (process_command): Update copyright notice dates.
4462 * gcov.c (print_version): Likewise.
4463 * gcov-dump.c (print_version): Likewise.
4464 * mips-tfile.c (main): Likewise.
4465 * mips-tdump.c (main): Likewise.
4467 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4470 * c-common.c (flag_permissive): Delete.
4471 (constant_expression_warnings): Check flags first.
4472 (constant_expression_error): New.
4473 * c-common.h (flag_permissive): Delete.
4474 (constant_expression_error): Declare.
4475 * flags.h (flag_permissive): Declare. Update description.
4476 * diagnostic.c (pedwarn): Update.
4478 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4479 (permissive_error_kind): New.
4480 * toplev.c (flag_permissive): Define. Update description.
4481 * toplev.h (permissive_error_kind): Declare.
4482 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4483 (pedwarn_c90): Use pedantic_warning_kind.
4484 * c-opts.c (c_common_post_options): flag_permissive does not affect
4485 flag_pedantic_errors.
4487 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4489 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4490 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4491 __absvsi2, __absvDI2): Use unsigned arithmetic.
4493 2008-03-02 Andi Kleen <ak@suse.de>
4494 Richard Guenther <rguenther@suse.de>
4496 * struct-equiv.c: Remove file.
4497 * cfg_cleanup.c (condjump_equiv_p): Remove.
4498 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4499 (struct-equiv.o): Remove rule.
4500 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4501 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4502 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4504 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4506 * ifcvt.c (noce_process_if_block): Try to handle only the then
4507 block if the else block exists but isn't suitable.
4509 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4512 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4513 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4514 regression from previous patch.
4516 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4519 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4521 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4522 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4523 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4524 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4525 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4526 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4527 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4528 (__gthread_mutex_destroy_function): Rename to
4529 __gthread_mutex_destroy.
4530 * gthr-dce.h (__gthread_mutex_destroy): Call
4531 pthread_mutex_destroy.
4532 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4533 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4534 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4536 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4538 * df-scan.c (df_ref_chain_change_bb): Simplify.
4539 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4540 set_block_for_insn if there's any change.
4541 * df.h ((df_insn_change_bb): Fix prototype.
4542 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4543 df_insn_change_bb, don't call set_block_for_insn.
4544 * emit-rtl.c (reorder_insns): Likewise.
4545 * haifa-sched.c (move_insn): Likewise.
4547 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4549 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4551 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4553 * tree-flow-inline.h (next_readonly_imm_use): Return
4554 NULL_USE_OPERAND_P after the end.
4556 2008-03-01 Richard Guenther <rguenther@suse.de>
4558 PR tree-optimization/35411
4559 * tree-sra.c (sra_build_assignment): Split conversion to
4560 final type to a separate statement if we are not assigning
4563 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4565 * fold-const.c (fold_convertible_p): Correct the logic to follow
4566 that in fold_convert().
4568 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4571 * tree-inline.c (build_duplicate_type): When we make a
4572 duplicate type, make it unique in the canonical types system.
4574 2008-02-29 Tom Tromey <tromey@redhat.com>
4576 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4577 input_file_stack_history, input_file_stack_restored): Remove.
4578 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4579 * input.h (struct file_stack): Remove.
4580 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4581 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4583 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4585 (diagnostic_last_module_changed): Add 'map' argument.
4586 (diagnostic_set_last_function): Likewise.
4587 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4588 line map, not input_file_stack.
4589 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4591 2008-02-29 Paul Brook <paul@codesourcery.com>
4593 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4595 2008-02-29 Paul Brook <paul@codesourcery.com>
4597 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4599 2008-02-29 Richard Guenther <rguenther@suse.de>
4601 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4603 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4604 value for comparing for a store match.
4605 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4606 (try_to_simplify): Do not do a full-blown reference lookup.
4608 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4610 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4611 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4613 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4615 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4617 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4618 strides against cache sizes.
4620 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4622 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4625 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4627 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4628 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4629 is smaller than the original promoted value.
4630 (simplify_subreg): If OP is a SUBREG, try to preserve its
4631 SUBREG_PROMOTED_VAR_P information.
4633 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4635 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4636 (VN_INFO_GET): Allocate new objects on the obstack.
4637 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4638 for rpo_numbers_temp, for consistency.
4639 (free_scc_vn): Free the obstack.
4641 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4643 * doc/invoke.texi: Document -ftree-loop-distribution.
4644 * tree-loop-distribution.c: New.
4645 * tree-pass.h (pass_loop_distribution): New.
4646 * graphds.h (struct graph): Add htab_t indices.
4647 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4648 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4649 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4650 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4651 * tree-data-ref.c (debug_data_dependence_relations): New.
4652 (dump_data_dependence_relation): Also print data references.
4653 (free_data_ref): Extern.
4654 (same_access_functions): Moved...
4655 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4656 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4657 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4658 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4659 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4660 (stmts_from_loop): Skip LABEL_EXPR.
4661 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4663 (build_rdg): Initialize rdg->indices htab.
4664 (free_rdg, stores_from_loop, ref_base_address,
4665 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4666 have_similar_memory_accesses_1, ref_base_address_1,
4667 remove_similar_memory_refs): New.
4668 * tree-data-ref.h: Depend on tree-chrec.h.
4669 (debug_data_dependence_relations, free_data_ref): Declared.
4670 (same_access_functions): ... here.
4671 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4673 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4674 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4675 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4676 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4677 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4678 rdg_vertex_for_stmt): Declared.
4679 (struct rdg_edge): Add level.
4681 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4682 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4684 (rdg_has_similar_memory_accesses): New.
4685 * tree-vect-analyze.c: Remove unused static decls.
4686 * lambda.h (dependence_level): New.
4687 * common.opt (ftree-loop-distribution): New.
4688 * tree-flow.h (mark_virtual_ops_in_bb,
4689 slpeel_tree_duplicate_loop_to_edge_cfg,
4690 rename_variables_in_loop): Declared.
4691 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4692 (OBJS-common): Add tree-loop-distribution.o.
4693 (tree-loop-distribution.o): New rule.
4694 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4695 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4696 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4698 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4701 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4702 other than structures and unions.
4704 2008-02-28 Richard Guenther <rguenther@suse.de>
4707 2008-02-26 Richard Guenther <rguenther@suse.de>
4709 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4710 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4711 (lookup_decl_from_uid): Declare.
4712 (remove_decl_from_map): Likewise.
4713 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4714 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4715 (decl_for_uid_map): New global hashtable mapping DECL_UID
4717 (init_ttree): Allocate it.
4718 (insert_decl_to_uid_decl_map): New helper function.
4719 (make_node_stat): Insert new decls into the map.
4720 (copy_node_stat): Likewise.
4721 (lookup_decl_from_uid): New function.
4722 (remove_decl_from_map): Likewise.
4723 (print_decl_for_uid_map_statistics): New helper.
4724 (dump_tree_statistics): Call it.
4726 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4727 (referenced_var_iterator): Adjust.
4728 (FOR_EACH_REFERENCED_VAR): Adjust.
4729 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4730 (num_referenced_vars): Adjust.
4731 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4732 (first_referenced_var): Remove.
4733 (end_referenced_vars_p): Likewise.
4734 (next_referenced_var): Likewise.
4735 (referenced_var_iterator_set): New helper function.
4736 * tree-dfa.c (referenced_var_lookup): Adjust.
4737 (referenced_var_check_and_insert): Likewise.
4738 (remove_referenced_var): Likewise.
4739 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4740 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4741 (verify_call_clobbering): Likewise.
4742 (verify_memory_partitions): Likewise.
4743 (init_tree_ssa): Allocate bitmap instead of hashtable for
4745 (delete_tree_ssa): Adjust.
4746 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4747 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4748 (compute_tag_properties): Likewise.
4749 (set_initial_properties): Likewise.
4750 (find_partition_for): Likewise.
4751 (update_reference_counts): Likewise.
4752 (dump_may_aliases_for): Likewise.
4753 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4754 (add_call_clobber_ops): Likewise.
4755 (add_call_read_ops): Likewise.
4756 (get_asm_expr_operands): Likewise.
4757 * tree-into-ssa.c (dump_decl_set): Likewise.
4758 (update_ssa): Likewise.
4759 * tree-sra.c (scan_function): Likewise.
4760 (decide_instantiations): Likewise.
4761 (scalarize_parms): Likewise.
4762 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4763 (dsa_named_for): Likewise.
4764 * tree-ssa-structalias.c (update_alias_info): Likewise.
4765 (merge_smts_into): Likewise.
4767 2008-02-27 David Daney <ddaney@avtrex.com>
4770 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4771 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4772 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4773 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4774 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4776 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4779 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4780 (BUILT_IN_NEXTTOWARD): Remove.
4781 (BUILT_IN_NEXTTOWARDF): Ditto.
4782 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4783 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4785 2008-02-27 Tom Tromey <tromey@redhat.com>
4787 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4788 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4790 2008-02-27 Jan Beulich <jbeulich@novell.com>
4792 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4793 update the respective field on newdecl.
4795 2008-02-27 Revital Eres <eres@il.ibm.com>
4797 PR rtl-optimization/34999
4798 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4799 crossing edges that ends with a call insn.
4800 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4801 call insn and clear the EDGE_CROSSING flag of the crossing edge
4802 when fixing fallthru edges.
4804 2008-02-27 Richard Guenther <rguenther@suse.de>
4807 * fold-const.c (fold_unary): Return the correct argument,
4808 converted to the result type.
4810 2008-02-27 Richard Guenther <rguenther@suse.de>
4813 * expr.c (expand_expr_real_1): Assert on rotates that operate
4815 * fold-const.c (fold_binary): Use the types precision, not the
4816 bitsize of the mode if folding rotate expressions. Build rotates
4817 only for full modes.
4819 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4821 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4823 * c-pragma.c (pragma_ns_name): New typedef.
4824 (registered_pp_pragmas): New variable.
4825 (c_pp_lookup_pragma): New function.
4826 (c_register_pragma_1): If flag_preprocess_only, do nothing
4827 for non-expanded pragmas, for expanded ones push pragma's
4828 namespace and name into registered_pp_pragmas vector.
4829 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4830 flag_preprocess_only, don't register GCC pch_preprocess
4831 pragma if flag_preprocess_only.
4832 * c-opts.c (c_common_init): Call init_pragma even if
4833 flag_preprocess_only.
4834 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4835 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4836 cpp_register_pragma if flag_preprocess_only.
4838 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4841 * c-parser.c (c_parser_translation_unit): Warn for empty
4842 translation unit, not empty source file.
4844 2008-02-26 Paul Brook <paul@codesourcery.com>
4846 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4847 operand for Thumb-2.
4848 * config/arm/arm.h (reg_class): Add CORE_REGS.
4849 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4850 (BASE_REG_CLASS): Use CORE_REGS.
4851 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4852 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4853 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4854 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4855 ARM_REGNO_OK_FOR_INDEX_P.
4856 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4857 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4858 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4859 (ldm/stm peepholes): Ditto.
4860 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4861 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4862 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4863 * config/arm/constraints.md: Enable "k" constraint on ARM.
4865 2008-02-27 Ben Elliston <bje@au.ibm.com>
4867 * config/rs6000/rs6000.c: Annotate cache line size field in all
4868 instances of struct processor_costs.
4870 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4872 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4873 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4874 jump_bypass): New counters.
4875 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4876 * dce.c (gate_ud_dce): Same.
4877 (gate_fast_dce): Same.
4878 * dse.c (gate_dse1): New function.
4879 (gate_dse2): New function.
4880 (gate_dse): Merge results of new gate functions.
4881 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4882 (gate_handle_jump_bypass): Add dbg_cnt.
4883 (gate_handle_gcse): Add dbg_cnt.
4884 * ifcvt.c (gate_handle_if_conversion): Same.
4885 (gate_handle_if_after_combine): Same.
4886 (gate_handle_if_after_reload): Same.
4887 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4889 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4891 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4893 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4895 2008-02-26 Jason Merrill <jason@redhat.com>
4898 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4899 alone if it's the naming decl for the type's main variant.
4901 2008-02-26 Tom Tromey <tromey@redhat.com>
4903 * system.h (USE_MAPPED_LOCATION): Poison.
4904 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4905 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4906 (make_goto_expr_edges): Likewise.
4907 (remove_bb): Likewise.
4908 (execute_warn_function_return): Likewise.
4909 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4911 * c-common.c (fname_decl): Remove old location code.
4912 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4914 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4916 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4917 (gen_rtx_ASM_INPUT): Likewise.
4918 (gen_rtx_ASM_INPUT_loc): Likewise.
4919 (get_rtx_asm_OPERANDS): Remove.
4920 * cfglayout.c (insn_locators_alloc): Remove old location code.
4921 (set_curr_insn_source_location): Likewise.
4922 (curr_insn_locator): Likewise.
4923 * print-tree.c (print_node): Remove old location code.
4924 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4925 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4926 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4927 location_from_locus.
4928 (construct_exit_block): Remove old location code.
4929 * emit-rtl.c (force_next_line_note): Remove old location code.
4930 * profile.c (branch_prob): Remove old location code.
4931 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4932 LOC_LINE): Remove old-location variants.
4933 * langhooks.c (lhd_print_error_function): Remove old location
4935 * configure, config.in: Rebuilt.
4936 * configure.ac (--enable-mapped-location): Remove.
4937 * c-decl.c (c_init_decl_processing): Remove old location code.
4938 (finish_function): Likewise.
4939 * recog.c (decode_asm_operands): Remove old location code.
4940 * c-pch.c (c_common_read_pch): Remove old location code.
4941 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4943 * gimple-low.c (lower_function_body): Remove old location code.
4944 * toplev.c (unknown_location): Remove.
4945 (push_srcloc): Remove old-location variant.
4946 (process_options): Remove old location code.
4947 (lang_dependent_init): Likewise.
4948 * input.h (UNKNOWN_LOCATION): Move definition.
4949 (location_t): Undeprecate.
4950 (source_locus): Remove.
4951 (location_from_locus): Remove.
4952 (struct location_s): Remove.
4953 Remove all old-location code.
4954 (input_line, input_filename): Remove.
4955 * final.c (final_scan_insn): Remove old location code.
4956 * diagnostic.c (diagnostic_build_prefix): Remove
4957 USE_MAPPED_LOCATION test.
4958 * tree.h (gimple_stmt) <locus>: Now a location_t.
4959 (tree_exp) <locus>: Likewise.
4960 (DECL_IS_BUILTIN): Remove old-location variant.
4961 (annotate_with_file_line, annotate_with_locus): Likewise.
4962 (expr_locus, set_expr_locus): Update.
4963 * tree.c (build1_stat): Remove old location code.
4964 (last_annotated_node): Remove.
4965 (annotate_with_file_line): Remove old-location variant.
4966 (annotate_with_locus): Likewise.
4967 (expr_location): Remove old location code.
4968 (set_expr_location): Likewise.
4969 (expr_has_location): Likewise.
4970 (expr_locus): Likewise.
4971 (set_expr_locus): Likewise.
4972 (expr_filename): Don't use location_from_locus.
4973 (expr_lineno): Likewise.
4974 * rtl-error.c (location_for_asm): Remove old location code.
4975 * c-lex.c (cb_line_change): Remove old location code.
4976 (fe_file_change): Likewise.
4977 (cb_def_pragma): Likewise.
4978 (c_lex_with_flags): Likewise.
4979 * gengtype.c (do_typedef): Don't special-case location types.
4980 (define_location_structures): Remove.
4981 (main): Don't call define_location_structures.
4982 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4985 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4988 * builtins.def (BUILT_IN_STDARG_START): Remove.
4989 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4990 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4991 * tree-inline.c (inline_forbidden_p_1): Likewise.
4993 2008-02-26 Richard Guenther <rguenther@suse.de>
4995 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4996 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4997 (lookup_decl_from_uid): Declare.
4998 (remove_decl_from_map): Likewise.
4999 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5000 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5001 (decl_for_uid_map): New global hashtable mapping DECL_UID
5003 (init_ttree): Allocate it.
5004 (insert_decl_to_uid_decl_map): New helper function.
5005 (make_node_stat): Insert new decls into the map.
5006 (copy_node_stat): Likewise.
5007 (lookup_decl_from_uid): New function.
5008 (remove_decl_from_map): Likewise.
5009 (print_decl_for_uid_map_statistics): New helper.
5010 (dump_tree_statistics): Call it.
5012 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5013 (referenced_var_iterator): Adjust.
5014 (FOR_EACH_REFERENCED_VAR): Adjust.
5015 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5016 (num_referenced_vars): Adjust.
5017 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5018 (first_referenced_var): Remove.
5019 (end_referenced_vars_p): Likewise.
5020 (next_referenced_var): Likewise.
5021 (referenced_var_iterator_set): New helper function.
5022 * tree-dfa.c (referenced_var_lookup): Adjust.
5023 (referenced_var_check_and_insert): Likewise.
5024 (remove_referenced_var): Likewise.
5025 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5026 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5027 (verify_call_clobbering): Likewise.
5028 (verify_memory_partitions): Likewise.
5029 (init_tree_ssa): Allocate bitmap instead of hashtable for
5031 (delete_tree_ssa): Adjust.
5032 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5033 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5034 (compute_tag_properties): Likewise.
5035 (set_initial_properties): Likewise.
5036 (find_partition_for): Likewise.
5037 (update_reference_counts): Likewise.
5038 (dump_may_aliases_for): Likewise.
5039 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5040 (add_call_clobber_ops): Likewise.
5041 (add_call_read_ops): Likewise.
5042 (get_asm_expr_operands): Likewise.
5043 * tree-into-ssa.c (dump_decl_set): Likewise.
5044 (update_ssa): Likewise.
5045 * tree-sra.c (scan_function): Likewise.
5046 (decide_instantiations): Likewise.
5047 (scalarize_parms): Likewise.
5048 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5049 (dsa_named_for): Likewise.
5050 * tree-ssa-structalias.c (update_alias_info): Likewise.
5051 (merge_smts_into): Likewise.
5053 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5056 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5057 * c-opts.c (c_common_handle_option): Wall enables
5058 Wvolatile-register-var.
5059 * common.opt: Move Wvolatile-register-var to...
5062 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5064 * common.opt (Wlarger-than=): New.
5065 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5067 * opts.c (common_handle_option): Handle -Wlarger-than=.
5068 * optc-gen.awk: Likewise.
5069 * opth-gen.awk: Likewise.
5070 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5071 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5073 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5075 * c-common.c (match_case_to_enum_1): Add appropriate
5076 OPT_W* parameter to warning.
5077 (c_do_switch_warnings): Likewise.
5078 * c-typeck.c (warning_init): Add one more parameter following
5080 (push_init_level): Update call to warning_init.
5081 (pop_init_level): Likewise.
5082 (add_pending_init): Likewise.
5083 (output_init_element: Likewise.
5085 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5088 * toplev.c (toplev_main): If there are warnings or error, print
5089 errors for ignored options.
5090 * opts.c (ignored_options): New static variable.
5091 (postpone_unknown_option_error): New.
5092 (print_ignored_options): New.
5093 (handle_option): Postpone errors for unknown -Wno-* options.
5094 * opts.h (print_ignored_options): Declare.
5096 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5098 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5101 2008-02-25 Richard Guenther <rguenther@suse.de>
5104 2008-02-25 Richard Guenther <rguenther@suse.de>
5106 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5107 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5108 (lookup_decl_from_uid): Declare.
5109 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5110 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5111 (decl_for_uid_map): New global hashtable mapping DECL_UID
5113 (init_ttree): Allocate it.
5114 (insert_decl_to_uid_decl_map): New helper function.
5115 (make_node_stat): Insert new decls into the map.
5116 (copy_node_stat): Likewise.
5117 (lookup_decl_from_uid): New function.
5118 (print_decl_for_uid_map_statistics): New helper.
5119 (dump_tree_statistics): Call it.
5121 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5122 (referenced_var_iterator): Adjust.
5123 (FOR_EACH_REFERENCED_VAR): Adjust.
5124 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5125 (num_referenced_vars): Adjust.
5126 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5127 (first_referenced_var): Remove.
5128 (end_referenced_vars_p): Likewise.
5129 (next_referenced_var): Likewise.
5130 (referenced_var_iterator_set): New helper function.
5131 * tree-dfa.c (referenced_var_lookup): Adjust.
5132 (referenced_var_check_and_insert): Likewise.
5133 (remove_referenced_var): Likewise.
5134 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5135 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5136 (verify_call_clobbering): Likewise.
5137 (verify_memory_partitions): Likewise.
5138 (init_tree_ssa): Allocate bitmap instead of hashtable for
5140 (delete_tree_ssa): Adjust.
5141 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5142 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5143 (compute_tag_properties): Likewise.
5144 (set_initial_properties): Likewise.
5145 (find_partition_for): Likewise.
5146 (update_reference_counts): Likewise.
5147 (dump_may_aliases_for): Likewise.
5148 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5149 (add_call_clobber_ops): Likewise.
5150 (add_call_read_ops): Likewise.
5151 (get_asm_expr_operands): Likewise.
5152 * tree-into-ssa.c (dump_decl_set): Likewise.
5153 (update_ssa): Likewise.
5154 * tree-sra.c (scan_function): Likewise.
5155 (decide_instantiations): Likewise.
5156 (scalarize_parms): Likewise.
5157 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5158 (dsa_named_for): Likewise.
5159 * tree-ssa-structalias.c (update_alias_info): Likewise.
5160 (merge_smts_into): Likewise.
5162 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5165 * doc/invoke.texi (-fcx-limited-range): Document new option.
5166 * toplev.c (process_options): Handle -fcx-fortran-rules.
5167 * common.opt: Add documentation for -fcx-fortran-rules.
5169 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5172 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5173 actual behaviour and C99.
5175 2008-02-26 Ben Elliston <bje@au.ibm.com>
5177 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5178 (ASM_CPU_POWER6_SPEC): Likewise.
5179 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5180 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5181 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5183 2008-02-25 Richard Guenther <rguenther@suse.de>
5185 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5186 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5187 (lookup_decl_from_uid): Declare.
5188 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5189 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5190 (decl_for_uid_map): New global hashtable mapping DECL_UID
5192 (init_ttree): Allocate it.
5193 (insert_decl_to_uid_decl_map): New helper function.
5194 (make_node_stat): Insert new decls into the map.
5195 (copy_node_stat): Likewise.
5196 (lookup_decl_from_uid): New function.
5197 (print_decl_for_uid_map_statistics): New helper.
5198 (dump_tree_statistics): Call it.
5200 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5201 (referenced_var_iterator): Adjust.
5202 (FOR_EACH_REFERENCED_VAR): Adjust.
5203 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5204 (num_referenced_vars): Adjust.
5205 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5206 (first_referenced_var): Remove.
5207 (end_referenced_vars_p): Likewise.
5208 (next_referenced_var): Likewise.
5209 (referenced_var_iterator_set): New helper function.
5210 * tree-dfa.c (referenced_var_lookup): Adjust.
5211 (referenced_var_check_and_insert): Likewise.
5212 (remove_referenced_var): Likewise.
5213 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5214 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5215 (verify_call_clobbering): Likewise.
5216 (verify_memory_partitions): Likewise.
5217 (init_tree_ssa): Allocate bitmap instead of hashtable for
5219 (delete_tree_ssa): Adjust.
5220 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5221 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5222 (compute_tag_properties): Likewise.
5223 (set_initial_properties): Likewise.
5224 (find_partition_for): Likewise.
5225 (update_reference_counts): Likewise.
5226 (dump_may_aliases_for): Likewise.
5227 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5228 (add_call_clobber_ops): Likewise.
5229 (add_call_read_ops): Likewise.
5230 (get_asm_expr_operands): Likewise.
5231 * tree-into-ssa.c (dump_decl_set): Likewise.
5232 (update_ssa): Likewise.
5233 * tree-sra.c (scan_function): Likewise.
5234 (decide_instantiations): Likewise.
5235 (scalarize_parms): Likewise.
5236 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5237 (dsa_named_for): Likewise.
5238 * tree-ssa-structalias.c (update_alias_info): Likewise.
5239 (merge_smts_into): Likewise.
5241 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5244 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5245 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5246 * alias.h (nonoverlapping_memrefs_p): Likewise.
5248 2008-02-25 Jan Beulich <jbeulich@novell.com>
5250 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5251 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5252 __emultls_get_address, __emultls_register_common,
5253 __floatundi?f, and _Unwind_GetIPInfo.
5254 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5255 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5256 (gen_regparm_prefix): Likewise.
5257 (i386_nlm_encode_section_info): Sync with
5258 config/i386/winnt.c:i386_pe_encode_section_info().
5259 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5260 i386_nlm_mangle_decl_assembler_name): New.
5261 (netware_override_options): New.
5262 * config/i386/netware.h (netware_override_options): Declare.
5263 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5264 (i386_nlm_mangle_decl_assembler_name): Declare.
5265 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5267 2008-02-25 Ben Elliston <bje@au.ibm.com>
5270 * c-decl.c (grokdeclarator): Remove unused local variables
5271 `typedef_type' and `type_as_written'.
5273 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5274 unused local variable `has_hot_blocks'.
5275 (fix_crossing_conditional_branches): Remove unused local variable
5278 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5281 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5282 using DEF_C99_BUILTIN.
5283 (BUILT_IN_NANF): Ditto.
5284 (BUILT_IN_NANL): Ditto.
5286 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5287 Revital Eres <eres@il.ibm.com>
5289 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5290 regarding the order of two dependent insns in the same row.
5292 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5294 * stor-layout.c (layout_decl): Do not bump the alignment of a
5295 bit-field to more than byte alignment if it is packed.
5297 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5299 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5302 2008-02-24 Diego Novillo <dnovillo@google.com>
5304 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5307 * tree-vrp.c (vrp_evaluate_conditional): With
5308 -Wtype-limits, emit a warning when comparing against a
5309 constant outside the natural range of OP0's type.
5310 * c.opt (Wtype-limits): Move ...
5311 * common.opt (Wtype-limits): ... here.
5313 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5315 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5316 * config/rs6000/e300c2c3.md: New file.
5317 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5319 (rs6000_override_options): Add e300c2 and e300c3 cases to
5320 processor_target_table. Do not allow usage of Altivec or Spe
5321 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5322 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5323 * config/rs6000/rs6000.h (processor_type): Add
5324 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5325 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5326 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5327 and ppce300c3. Include e300c2c3.md.
5329 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5331 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5332 instead of TARGET_STRICT_ALIGN.
5334 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5336 * explow.c (memory_address): Assert that the generated address is
5339 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5342 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5343 * config/darwin-ppc-ldouble-patch.def: New file.
5344 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5345 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5346 SUBTARGET_INIT_BUILTINS if defined.
5347 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5350 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5353 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5354 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5356 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5359 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5360 file" warning condtional on -Winvalid-PCH.
5362 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5364 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5366 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5370 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5371 prevent reload from using MMX registers.
5372 (*mov<mode>_internal): Ditto.
5373 (*movv2sf_internal_rex64): Ditto.
5374 (*movv2sf_internal): Ditto.
5376 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5378 PR documentation/31569
5379 * doc/install.texi2html: Use makeinfo --no-number-sections.
5381 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5383 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5384 ensure that we can address an entire entity > 8 bytes. Don't
5385 generate reg+reg addressing for such data.
5387 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5389 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5390 strings when optimizing for size, unless the target cares about
5393 2008-02-22 Tom Tromey <tromey@redhat.com>
5395 * regclass.c (current_pass): Remove declaration.
5397 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5399 * config/avr/libgcc.S (__RAMPZ__): Define.
5400 (__do_copy_data): Add for devices with 128KB code memory.
5402 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5404 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5406 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5408 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5410 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5413 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5416 * c-typeck.c (build_binary_op): Warn about floating point
5417 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5419 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5422 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5423 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5425 (rs6000_override_options): Set altivec_abi as default, not override,
5426 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5427 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5428 is used; use new member spe_abi.
5429 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5430 spe_abi and altivec_abi.
5432 2008-02-22 Tomas Bily <tbily@suse.cz>
5434 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5436 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5439 * config.build (build_file_translate): Set to `CMD //c' only if
5441 * Makefile.in (build_file_translate): Improve comment.
5443 2008-02-21 Jan Hubicka <jh@suse.cz>
5445 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5446 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5447 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5449 2008-02-21 Michael Matz <matz@suse.de>
5452 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5454 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5456 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5457 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5459 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5460 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5461 SSE_VEC_FLOAT_MODE_P as insn constraint.
5462 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5463 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5464 sse4a_movntdf using MODEF mode iterator.
5465 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5466 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5467 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5468 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5469 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5470 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5471 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5473 2008-02-21 Richard Guenther <rguenther@suse.de>
5475 * tree.def (PAREN_EXPR): New tree code.
5476 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5478 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5479 * expr.c (expand_expr_real_1): Likewise.
5480 * tree-inline.c (estimate_num_insns_1): Likewise.
5481 * tree-complex.c (expand_complex_move): Likewise.
5482 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5485 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5488 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5490 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5493 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5495 * config/sh/sh.c (find_barrier): Don't go past
5496 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5498 2008-02-20 DJ Delorie <dj@redhat.com>
5500 * config/h8300/h8300.md (insv): Force source operand to be a register.
5502 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5503 as a jump, not as a plain insn.
5505 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5507 * doc/invoke.texi (Warning Options): Add new option
5508 -Wframe-larger-than=.
5509 (-Wframe-larger-than): Document.
5511 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5512 Add declarations for new option variables.
5514 * final.c (final_start_function): Check the frame size
5515 before emission and issue a Wframe-larger-than warning.
5517 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5518 Add definitions for new option variables.
5519 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5521 * common.opt (Wframe-larger-than=): New option.
5523 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5525 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5526 (<sse>_div<mode>3): Ditto.
5527 (<sse>_vmdiv<mode>3): Ditto.
5528 (<sse>_vmsqrt<mode>2): Ditto.
5529 (*smax<mode>3): Ditto.
5530 (sse5_frcz<mode>2): Ditto.
5531 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5534 2008-02-20 Richard Guenther <rguenther@suse.de>
5537 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5538 be happy with INTEGRAL_TYPE_P.
5540 2008-02-20 Richard Guenther <rguenther@suse.de>
5542 * fold-const.c (split_tree): Associate floatig-point expressions
5543 if flag_associative_math is set.
5545 2008-02-20 Richard Guenther <rguenther@suse.de>
5547 * tree.h (fold_real_zero_addition_p): Declare.
5548 * fold-const.c (fold_real_zero_addition_p): Export.
5549 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5550 floating-point operations with zero and one.
5552 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5554 * doc/install.texi: Correct references to CFLAGS, replacing them
5555 with BOOT_CFLAGS. Document flags used during bootstrap for
5558 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5560 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5561 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5562 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5564 (smin<mode>3): Ditto from similar patterns.
5565 (smax<mode>3): Ditto.
5566 (*ieee_smin<mode>3): Ditto.
5567 (*ieee_smax<mode>3): Ditto.
5568 * config/i386/sse.md (sse): New mode attribute.
5569 (mov<mode>): Macroize expander from movv4sf and movv2df using
5570 SSEMODEF2P mode iterator.
5571 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5572 SSE_VEC_FLOAT_MODE_P as insn constraint.
5573 (storent<mode>): Ditto.
5574 (storent<mode>): Macroize expander from storentsf and storentdf using
5575 MODEF mode iterator.
5576 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5577 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5578 (abs<mode>2): Ditto from similar patterns.
5579 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5580 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5581 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5582 (<sse>_vmsqrt<mode>2): Ditto.
5583 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5584 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5585 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5586 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5587 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5588 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5589 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5591 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5592 iterator and SSE_FLOAT_MODE_P as insn constraint.
5593 (<sse>_ucomi): Ditto from similar patterns.
5594 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5595 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5596 SSE_VEC_FLOAT_MODE_P as insn constraint.
5597 (vcond<mode>): Ditto from similar patterns.
5598 (and<mode>3, *and<mode>3): Ditto.
5599 (<sse>_nand<mode>3): Ditto.
5600 (ior<mode>3, *ior<mode>3): Ditto.
5601 (xor<mode>3, *xor<mode>3): Ditto.
5602 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5603 iterator and SSE_FLOAT_MODE_P as insn constraint.
5604 (*nand<mode>3): Ditto from similar patterns.
5605 (*ior<mode>3): Ditto.
5606 (*xor<mode>3): Ditto.
5608 2008-02-20 Ira Rosen <irar@il.ibm.com>
5610 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5611 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5612 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5614 2008-02-19 Jan Hubicka <jh@suse.cz>
5616 * predict.c (tree_bb_level_predictions): Remove variable next
5617 mistakely introduced by previous commit.
5619 2008-02-19 Jan Hubicka <jh@suse.cz>
5621 * predict.c (predict_paths_leading_to): Rewrite.
5622 (predict_paths_for_bb): New.
5623 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5625 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5628 * Makefile.in (build_file_translate): New.
5629 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5630 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5631 * configure.ac (build_file_translate): Substitute it.
5632 * configure: Regenerate.
5634 2008-02-19 Jan Hubicka <jh@suse.cz>
5636 PR rtl-optimization/34408
5637 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5640 2008-02-19 Jan Hubicka <jh@suse.cz>
5643 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5646 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5649 * config/i386/i386-modes.def: Revert the last DI alignment
5650 change until Ada people can look into it.
5652 2008-02-19 Nick Clifton <nickc@redhat.com>
5654 * opts.c (print_specific_help): Fix typo in --help text.
5656 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5659 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5660 32-bit inline asm without asm alternatives for host GCC < 3.0.
5662 2008-02-19 Richard Guenther <rguenther@suse.de>
5664 PR tree-optimization/34989
5665 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5666 Allow propagation to INDIRECT_REF if we can simplify only.
5668 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5670 * c-common.c (warn_for_collisions_1): Use appropriate option when
5673 2008-02-19 Nick Clifton <nickc@redhat.com>
5676 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5677 (handle_options): Fix indentation.
5678 (print_filtered_help): If no language-specific options were
5679 displayed tell the user how to list all the options supported by
5680 the language's front-end.
5681 (print_specific_help): Fix indentation and remove duplicate line.
5682 (common_handle_option): Handle the -v option.
5683 For --help enable the display of undocumented options if the -v
5684 switch has been included on the command line.
5685 For --help= check for overlaps in the arguments between the option
5686 classes and the language names and issue a warning when they
5687 cannot be disambiguated.
5688 * c.opt (v): Pass on to the common option handler.
5690 2008-02-19 Revital Eres <eres@il.ibm.com>
5692 * modulo-sched.c (sms_schedule): Change dump message when
5693 create_ddg function fails.
5694 (try_scheduling_node_in_cycle): Rename row to cycle.
5695 (print_partial_schedule): Rename CYCLE to ROW.
5697 2008-02-19 Christian Bruel <christian.bruel@st.com>
5698 Zdenek Dvorak <ook@ucw.cz>
5700 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5702 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5705 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5706 (*x86_movdicc_0_m1_se): Ditto.
5708 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5710 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5711 (CMPtype): Define as __gcc_CMPtype.
5712 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5713 (CMPtype): Define as __gcc_CMPtype.
5715 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5717 Support valgrind 3.3 for --enable-checking=valgrind.
5718 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5720 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5721 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5722 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5723 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5724 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5725 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5726 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5728 * ggc-zone.c: Similar.
5729 * ggc-page.c: Similar.
5731 2008-02-19 Paul Brook <paul@codesourcery.com>
5734 * config/arm/ieee754-df.S: Fix do_it typo.
5735 * config/arm/ieee754-sf.S: Fix do_it typo.
5737 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5740 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5741 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5742 (OPTION_MASK_ISA_SSE_SET): Likewise.
5743 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5744 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5745 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5746 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5747 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5748 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5749 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5750 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5751 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5752 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5753 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5754 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5755 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5756 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5757 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5758 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5759 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5760 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5761 (OPTION_MASK_ISA_SSE4): Removed.
5762 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5763 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5764 (override_options): Don't turn on implied SSE/MMX bits in
5767 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5769 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5772 2008-02-18 Joey Ye <joey.ye@intel.com>
5775 * tree-nested.c (insert_field_into_struct): Set type alignment
5776 to field alignment if the former is less than the latter.
5778 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5780 * BASE-VER: Set to 4.4.0.
5782 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5784 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5785 * doc/cfg.texi: Likewise.
5786 * doc/extend.texi: Likewise.
5787 * doc/gty.texi: Likewise.
5788 * doc/invoke.texi: Likewise.
5789 * doc/loop.texi: Likewise.
5790 * doc/md.texi: Likewise.
5791 * doc/passes.texi: Likewise.
5792 * doc/rtl.texi: Likewise.
5793 * doc/sourcebuild.texi: Likewise.
5794 * doc/tm.texi: Likewise.
5795 * doc/tree-ssa.texi: Likewise.
5797 2008-02-17 Richard Guenther <rguenther@suse.de>
5800 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5801 without default definition.
5803 2008-02-17 Richard Guenther <rguenther@suse.de>
5805 PR tree-optimization/35231
5806 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5809 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5812 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5813 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5814 libgcc_cmp_return mode.
5816 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5819 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5821 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5823 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5826 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5828 * doc/c-tree.texi: Use `@.' where appropriate.
5829 * doc/extend.texi: Likewise.
5830 * doc/install.texi: Likewise.
5831 * doc/invoke.texi: Likewise.
5832 * doc/loop.texi: Likewise.
5833 * doc/makefile.texi: Likewise.
5834 * doc/md.texi: Likewise.
5835 * doc/passes.texi: Likewise.
5836 * doc/standards.texi: Likewise.
5837 * doc/tm.texi: Likewise.
5839 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5842 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5844 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5845 rather than in entry_bb.
5847 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5849 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5850 libgcc_cmp_return mode.
5852 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5855 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5856 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5858 2008-02-15 Richard Guenther <rguenther@suse.de>
5859 Zdenek Dvorak <ook@ucw.cz>
5861 PR tree-optimization/35164
5862 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5863 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5864 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5865 Only propagate addresses which do not have abnormal SSA_NAMEs
5868 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5871 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5873 2008-02-15 Jan Hubicka <jh@suse.cz>
5876 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5878 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5881 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5882 when calculating alignment_pad.
5884 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5886 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5887 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5888 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5889 and STACK_BOUNDARY define.
5891 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5893 PR preprocessor/35061
5894 * c-pragma.c (handle_pragma_pop_macro): Check that
5895 pushed_macro_table has been allocated.
5897 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5900 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5901 (force_gimple_operand): Likewise.
5902 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5903 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5904 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5905 (find_interesting_uses_address): Check addressability and alignment
5906 of the base expression only after substituting bases of IVs into it.
5908 2008-02-14 Michael Matz <matz@suse.de>
5911 * function.c (instantiate_virtual_regs_in_insn): Reload address
5912 before falling back to reloading the whole operand.
5914 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5916 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5917 before the first section switch note.
5919 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5921 * doc/bugreport.texi: Update copyright years.
5922 * doc/c-tree.texi: Likewise.
5923 * doc/cfg.texi: Likewise.
5924 * doc/cpp.texi: Likewise.
5925 * doc/cppinternals.texi: Likewise.
5926 * doc/fragments.texi: Likewise.
5927 * doc/frontends.texi: Likewise.
5928 * doc/gcc.texi: Likewise.
5929 * doc/gty.texi: Likewise.
5930 * doc/hostconfig.texi: Likewise.
5931 * doc/implement-c.texi: Likewise.
5932 * doc/libgcc.texi: Likewise.
5933 * doc/loop.texi: Likewise.
5934 * doc/makefile.texi: Likewise.
5935 * doc/options.texi: Likewise.
5936 * doc/passes.texi: Likewise.
5937 * doc/rtl.texi: Likewise.
5938 * doc/sourcebuild.texi: Likewise.
5939 * doc/standards.texi: Likewise.
5940 * doc/tree-ssa.texi: Likewise.
5941 * doc/trouble.texi: Likewise.
5943 * doc/extend.texi: Use @: or add comma where appropriate.
5944 * doc/invoke.texi: Likewise.
5945 * doc/tm.texi: Likewise.
5947 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5950 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5953 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5955 * doc/md.texi (clz, ctz): Add reference.
5956 * doc/rtl.texi (clz, ctz): Likewise.
5958 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5961 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5964 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5966 * config/s390/s390.c (struct constant_pool): New field
5967 emit_pool_after added.
5968 (s390_mainpool_start): Set the emit_pool_after flag according
5969 to the section switch notes.
5970 (s390_mainpool_finish): Consider emit_pool_after when emitting
5971 the literal pool at the end of the function.
5972 (s390_chunkify_start): Force literal pool splits at section
5975 2008-02-13 Michael Matz <matz@suse.de>
5978 * var-tracking.c (clobber_variable_part): Correctly traverse the
5981 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5984 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5985 Add -fdump-ipa-inline.
5986 * tree-dump.c (dump_files): Remove tree-inlined dump.
5987 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5989 2008-02-12 Richard Guenther <rguenther@suse.de>
5991 PR tree-optimization/35171
5992 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5995 2008-02-12 Richard Guenther <rguenther@suse.de>
5998 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5999 value-preserving mode. Disallow final truncation.
6001 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6004 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6005 code from here to...
6006 (force_gimple_operand): ...here.
6008 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6011 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6012 non-compatible pointers.
6013 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6014 different FIELD_DECLs, try harder by comparing field offsets, sizes
6018 * function.c (match_asm_constraints_1): Don't replace the same input
6021 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6023 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6024 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6025 (expand_epilogue): Restore RAMPZ register.
6026 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6028 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6030 * config/i386/cygwin.asm: (__alloca): Correct calling
6031 convention and alignment.
6032 (__chkstk): Force 8 byte stack alignment.
6034 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6035 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/33992
6038 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6039 the zero we compare against.
6041 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6044 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6045 to CloseHandle after unlocking to prevent accumulation of handle
6048 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6051 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6052 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6053 and update LABEL_NUSES during and after reload.
6055 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6058 * combine.c (simplify_if_then_else): Make sure the comparison is
6059 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6061 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6064 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6065 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6066 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6067 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6068 * tree.h (get_type_static_bounds): Likewise.
6070 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6072 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6073 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6074 Make -Wfoo language annotations match what the compiler outputs.
6076 2008-02-08 Sa Liu <saliu@de.ibm.com>
6078 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6079 intrinsics spu_convts, spu_convtu, spu_convtf.
6081 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6083 * doc/extend.texi (Function Attributes) <noinline>: Mention
6084 asm ("") as method to keep calls.
6086 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6089 * doc/options.texi (Options): Replace references to opts.sh with
6091 * opts-common.c: Likewise.
6092 * optc-gen.awk: Likewise.
6094 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6096 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6098 2008-02-07 Richard Henderson <rth@redhat.com>
6101 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6102 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6105 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6107 PR tree-optimization/35085
6108 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6109 for operand entry oe2 in addition to operand entry oe3 in order to
6110 expose more opportunities for vectorizer sum reduction.
6112 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6115 * Makefile.in (LIBS): Remove $(GMPLIBS).
6116 (cc1-dummy, cc1): Add $(GMPLIBS).
6118 2008-02-06 Jan Hubicka <jh@suse.cz>
6121 * i386.md (moddf_integer): Do not produce partial memory stalls for
6122 targets where it hurts.
6124 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6127 * optabs.c (expand_float): Do not check for decimal modes when
6128 expanding unsigned integer through signed conversion.
6130 2008-02-06 Nick Clifton <nickc@redhat.com>
6132 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6133 inside the clobber with a match_operand and duplicated operand
6134 number in the constraint.
6135 (ineqbranchsi): Delete redundant comment.
6137 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6139 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6140 builtin_define ("__USE_INIT_FINI__").
6141 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6143 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6145 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6147 PR documentation/30330
6148 * doc/invoke.texi (C++ Dialect Options)
6149 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6150 For each warning option -Wfoo that allows -Wno-foo, ensure both
6151 -Wfoo and -Wno-foo are listed in the option index. Fix index
6152 entry of -Wswitch-default, index -Wnormalized= including the
6153 `=', and -Wlarger-than-@var{len} including @var{len}.
6155 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6157 * config/i386/i386.md (floatunssisf2): Use
6158 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6159 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6160 Macroize expander using MODEF mode iterator.
6162 2008-02-05 Diego Novillo <dnovillo@google.com>
6164 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6167 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6169 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6172 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6174 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6177 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6178 to indicate if a message should be generated.
6179 (init_cumulative_args): Updated.
6180 (function_value_32): Likewise.
6182 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6184 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6186 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6189 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6190 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6192 2008-02-04 Diego Novillo <dnovillo@google.com>
6194 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6197 * tree-vrp.c (vrp_evaluate_conditional): With
6198 -Wtype-limits, emit a warning when comparing against a
6199 constant outside the natural range of OP0's type.
6201 2008-02-04 Richard Guenther <rguenther@suse.de>
6204 * expr.c (count_type_elements): Give for unions instead of
6207 2008-02-04 Richard Guenther <rguenther@suse.de>
6210 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6211 to TYPE_DOMAINs base type instead of using bitsizetype here.
6213 2008-02-03 Jason Merrill <jason@redhat.com>
6215 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6217 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6220 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6221 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6222 (RS/6000 and PowerPC Options): Fix typos and markup.
6223 * doc/passes.texi (Tree-SSA passes): Likewise.
6225 2008-02-02 Michael Matz <matz@suse.de>
6228 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6229 from record_last_reg_set_info.
6230 (record_last_reg_set_info): Take an RTX argument, iterate over all
6231 constituent hardregs.
6232 (record_last_set_info, record_opr_changes): Change calls to
6233 new signature or to record_last_reg_set_info_regno.
6235 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6237 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6239 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6241 PR rtl-optimization/34773
6242 * reg-notes.def (EQUAL): Mention significance of combination of
6243 REG_EQUAL and REG_RETVAL.
6244 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6245 insn that has a REG_RETVAL.
6247 2008-02-01 Roger Sayle <roger@eyesopen.com>
6250 * configure.ac (--enable-fixed-point): Disable unless explicitly
6252 * configure: Regenerate.
6254 2008-02-01 Richard Guenther <rguenther@suse.de>
6257 * invoke.texi (-finline-limit): Remove no longer true parts
6258 of the documentation. Note that there is no default value.
6260 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6261 Mark Mitchell <mark@codesourcery.com>
6262 Ben Elliston <bje@au.ibm.com>
6265 * doc/extend.texi (Other Builtins): Document.
6267 2008-01-31 Tom Browder <tom.browder@gmail.com>
6269 * doc/c-tree.texi (Types): Fix grammar.
6270 (Expression trees): Ditto.
6271 * doc/passes.texi (Tree-SSA passes): Ditto.
6273 * doc/configterms.texi (Configure Terms): Fix typo.
6274 * doc/cpp.texi (Common Predefined Macros): Ditto.
6275 * doc/md.texi (Machine Constraints): Ditto.
6277 * doc/makefile.texi (Makefile): Add comma.
6279 2008-01-31 Tom Browder <tom.browder@gmail.com>
6280 Gerald Pfeifer <gerald@pfeifer.com>
6282 * doc/sourcebuild.texi (Front End): Remove references to CVS
6283 and CVSROOT/modules.
6284 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6285 (Back End): Remove reference to CVS.
6287 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6290 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6292 (mips16_gp_pseudo_reg): ...here.
6293 * config/mips/mips.md (load_const_gp): Replace with...
6294 (load_const_gp_<mode>): ...this :P-based insn.
6296 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6298 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6299 options. Minor fixes.
6300 (-std): Move reference to standards closer to where language
6301 standards are first mentioned.
6303 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6305 PR rtl-optimization/34995
6306 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6307 parameter and return a bool. If the rtx parameter is nonnull,
6308 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6309 (find_reloads): Update call accordingly. Pass the new operand
6310 if it needed no address reloads, otherwise pass null.
6312 2008-01-30 Richard Henderson <rth@redhat.com>
6315 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6316 for unbounded arrays.
6318 2008-01-30 Silvius Rus <rus@google.com>
6320 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6322 2008-01-30 Jan Hubicka <jh@suse.cz>
6325 * i386.c (init_cumulative_args): Use real function declaration when
6328 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6330 PR rtl-optimization/34998
6331 * global.c (build_insn_chain): Treat non-subreg_lowpart
6332 SUBREGs of pseudos as clobbering all the words covered by the
6333 SUBREG, not just all the bytes.
6334 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6335 original df_ref rather than an extract parameter.
6336 (global_conflicts): Update call accordingly.
6338 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6340 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6341 the overflow check to make it easier to read.
6342 (__fixtfdi): Change the type of the ll member in union
6343 long_double to UDItype_x.
6345 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6348 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6349 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6350 * tree-inline.c (fold_marked_statements): Call
6351 cgraph_update_edges_for_call_stmt if folding a call statement.
6352 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6353 debug_generic_stmt calls, reset it back afterwards.
6356 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6358 * c-typeck.c (build_external_ref): Don't pedwarn about
6359 static vars in current function's scope.
6361 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6363 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6365 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6368 * ipa-struct-reorg.c: Fix spelling.
6369 * params.def: Ditto.
6371 2008-01-29 Richard Guenther <rguenther@suse.de>
6374 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6376 * tree-inline.c (remap_type): Increment remapping_type_depth
6377 around remapping types.
6378 (copy_body_r): Only add referenced variables if they are referenced
6379 from code, not types.
6381 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6392 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6393 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6395 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6398 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6399 pointer for tiny stack.
6401 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6403 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6405 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6407 * config/vx-common.h: Fix typo in comment.
6409 2008-01-28 Ian Lance Taylor <iant@google.com>
6413 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6414 coalesce pointers if they have different DECL_NO_TBAA_P values.
6415 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6416 between variables with different DECL_NO_TBAA_P values.
6418 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6421 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6422 are not legitimate small data references on SPE targets.
6424 2008-01-28 David Daney <ddaney@avtrex.com>
6426 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6428 2008-01-28 David Daney <ddaney@avtrex.com>
6430 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6432 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6434 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6435 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6436 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6437 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6438 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6439 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6440 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6441 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6443 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6445 * basic-block.h (condjump_equiv_p): Fix comment.
6447 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6449 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6450 print_generic_stmt_indented): Fix comment.
6452 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6454 * configure.ac (__stack_chk_fail): Add detecion for availability
6455 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6456 * configure: Regenerate.
6458 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6461 * final.c (output_addr_const): Handle TRUNCATE.
6463 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6466 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6467 (zero_cost, infinite_cost): New constants.
6468 (struct cost_pair): Change type of cost to comp_cost.
6469 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6470 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6472 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6473 split_address_cost, ptr_difference_cost, difference_cost,
6474 get_computation_cost_at, get_computation_cost,
6475 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6476 determine_use_iv_cost_condition, determine_use_iv_costs,
6477 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6478 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6479 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6480 Change type of cost to comp_cost.
6481 (determine_iv_cost): Increase cost of non-original ivs, instead
6482 of decreasing the cost of original ones.
6483 (get_address_cost): Indicate the complexity of the addressing mode
6485 (try_add_cand_for): Prefer using ivs not specific to some object.
6486 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6488 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6489 Janis Johnson <janis187@us.ibm.com>
6492 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6493 (TARGET_INSTANTIATE_DECLS): Likewise.
6494 * target.h (expand_to_rtl_hook): New target hook.
6495 (instantiate_decls): Likewise.
6496 * function.c (instantiate_decl): Make non-static. Rename to...
6497 (instantiate_decl_rtl): ... this.
6498 (instantiate_expr): Use instantiate_decl_rtl.
6499 (instantiate_decls_1): Likewise.
6500 (instantiate_decls): Likewise.
6501 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6502 * function.h (instantiate_decl_rtl): Add prototype.
6503 * cfgexpand.c (target.h): New include.
6504 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6505 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6506 (TARGET_INSTANTIATE_DECLS): Likewise.
6507 (TARGET_INITIALIZER): New target hooks added.
6508 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6510 * config/rs6000/rs6000.c (tree-flow.h): New include.
6511 (machine_function): Add sdmode_stack_slot field.
6512 (rs6000_alloc_sdmode_stack_slot): New function.
6513 (rs6000_instantiate_decls): Likewise.
6514 (rs6000_secondary_memory_needed_rtx): Likewise.
6515 (rs6000_check_sdmode): Likewise.
6516 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6517 (TARGET_INSTANTIATE_DECLS): Likewise.
6518 (rs6000_hard_regno_mode_ok): Allow SDmode.
6519 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6520 (rs6000_emit_move): Handle SDmode.
6521 (function_arg_advance): Likewise.
6522 (function_arg): Likewise.
6523 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6524 SDmode var args for 32-bit compiles.
6525 (rs6000_secondary_reload_class): Handle SDmode.
6526 (rs6000_output_function_epilogue): Likewise.
6527 (rs6000_function_value): Simplify if statement.
6528 (rs6000_libcall_value): Likewise.
6529 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6530 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6531 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6532 (movsd_hardfloat): New define_insn.
6533 (movsd_softfloat): Likewise.
6534 (movsd_store): Likewise.
6535 (movsd_load): Likewise.
6536 (extendsddd2): Likewise.
6537 (extendsdtd2): Likewise.
6538 (truncddsd2): Likewise.
6539 (movdd_hardfloat64): Fixup comment.
6540 (UNSPEC_MOVSD_LOAD): New constant.
6541 (UNSPEC_MOVSD_STORE): Likewise.
6543 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6546 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6548 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6549 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6550 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6553 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6556 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6557 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6558 __LONGDOUBLE128 too.
6559 * config/rs6000/aix61.h: New file.
6561 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6563 PR rtl-optimization/34959
6564 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6565 popcount and parity rtxes the same mode as their operand.
6566 Truncate or extend the result to the return value's mode
6569 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6572 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6573 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6574 to GOT_VERSION_REGNUM.
6575 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6576 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6577 * config/mips/mips.c (mips_emit_call_insn): New function.
6578 (mips_call_tls_get_addr): Call mips_expand_call directly.
6579 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6581 (mips16_build_call_stub): Likewise. Return the call insn or null.
6582 (mips_expand_call): Update the call to mips16_build_call_stub
6583 accordingly and a remove redundant condition. Assert that MIPS16
6584 stubs do not use lazy binding. Use mips_emit_call_insn and return
6586 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6588 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6589 (mips_avoid_hazard): Remove hazard_set handling.
6590 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6591 (UNSPEC_RESTORE_GP): ...this.
6592 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6593 (FAKE_CALL_REGNO): Rename to...
6594 (GOT_VERSION_REGNUM): ...this.
6595 (type): Add "ghost" value. Add an associated insn reservation.
6596 (hazard_set): Remove.
6597 (exception_receiver): Rename to...
6598 (restore_gp): ...this and update the unspec identifier accordingly.
6599 (exception_receiver, nonlocal_got_receiver): New expanders.
6600 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6601 FAKE_CALL_REGNO. Remove hazard_set attribute.
6602 (set_got_version, update_got_version): New patterns.
6604 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6607 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6609 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6612 * doc/install.texi2html: Generate gcc-vers.texi.
6614 2008-01-25 DJ Delorie <dj@redhat.com>
6616 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6618 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6620 * config/c4x: Remove directory.
6621 * config.gcc (crx-*, mt-*): Mark obsolete.
6622 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6623 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6624 sh-*-rtemscoff*): Remove cases.
6625 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6626 * real.c (encode_c4x_single, decode_c4x_single,
6627 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6628 c4x_extended_format): Remove.
6629 * real.h (c4x_single_format, c4x_extended_format): Remove.
6630 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6632 (Pragmas): Remove comment about c4x pragmas.
6633 * doc/install.texi (c4x): Remove target-specific instructions.
6634 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6635 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6636 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6637 refer to C4x source files as examples.
6638 (C4X_FLOAT_FORMAT): Remove documentation.
6640 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6642 * config/bfin/bfin.c (override_options): Reorder tests so that
6643 flag_pic gets enabled for -msep-data.
6645 2008-01-25 Richard Guenther <rguenther@suse.de>
6648 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6649 to its bitfield precision if required.
6651 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6654 * tree-nested.c (walk_omp_for): New function.
6655 (convert_nonlocal_reference, convert_local_reference): Call
6656 walk_omp_for on OMP_FOR.
6657 (convert_call_expr): Call walk_body on OMP_FOR's
6658 OMP_FOR_PRE_INIT_BODY.
6660 2008-01-25 Richard Guenther <rguenther@suse.de>
6662 PR tree-optimization/34966
6663 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6664 default defs and PHI_NODEs we have to insert after the
6667 2008-01-24 Nick Clifton <nickc@redhat.com>
6669 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6670 Provide a default definition.
6671 (LIBGCC2_UNITS_PER_WORD): Likewise.
6673 * config/stormy16/stormy16.c: Include df.h for the prototype
6674 for df_regs_ever_live_p.
6675 (xstormy16_expand_builtin_va_start): Convert the stack offset
6676 into a component_ref and then use POINTER_PLUS_EXPR to add it
6677 to the incoming_virtual_args_rtx.
6678 (xstormy16_gimplify_va_arg_expr): Rename to
6679 xstormy16_gimplify_va_arg_expr.
6680 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6681 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6682 xstormy16_gimplify_va_arg_expr.
6683 Fix up some formatting issues.
6685 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6686 Move to predicates.md.
6687 (xs_hi_general_operand): Likewise.
6688 (xs_hi_nonmemory_operand): Likewise.
6689 * config/stormy16/predicates.md:
6690 (xstormy16_carry_plus_operand): New predicate.
6691 (xs_hi_general_operand): New predicate.
6692 (xs_hi_nonmemory_operand): New predicate.
6693 * config/stormy16/stormy16-protos.h:
6694 (xstormy16_carry_plus_operand): Delete prototype.
6695 (xs_hi_general_operand): Likewise.
6696 (xs_hi_nonmemory_operand): Likewise.
6698 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6699 modifiers as they are no longer needed and they can trigger
6700 reload spill failures.
6702 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6703 with a match_operand in order to help reload.
6705 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6706 constraint with 'e' for the 8th alternative as this version of
6707 the mov.w instruction only accepts the lower 8 registers.
6709 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6712 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6713 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6716 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6719 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6721 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6723 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6725 (remove_structure): Update allocations list before removing structure.
6727 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6729 * ipa-struct-reorg.c (is_safe_cond_expr,
6730 create_new_stmts_for_cond_expr): Use integer_zerop function,
6731 that recognize not only zero-pointer, but zero-integer too.
6733 2008-01-25 Ben Elliston <bje@au.ibm.com>
6736 * fixproto: Escape "." in sed expression that strips leading "./".
6738 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6741 * gcc.c (SWITCH_OK): Removed.
6742 (SWITCH_LIVE): Changed to bit.
6743 (SWITCH_FALSE): Likewise.
6744 (SWITCH_IGNORE): Likewise.
6745 (switchstr): Change live_cond to unsigned int.
6746 (process_command): Replace SWITCH_OK with 0.
6747 (do_self_spec): Likewise.
6748 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6749 (give_switch): Likewise.
6750 (used_arg): Likewise.
6751 (do_spec_1): Set the SWITCH_IGNORE bit.
6752 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6753 bits. Set the SWITCH_LIVE bit.
6755 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6757 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6759 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6761 PR tree-optimization/34472
6762 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6763 parameter to a "bool *" and set *DATA to false if there is
6764 an unsafe access. Do not delete the structure here.
6765 (check_cond_exprs): Delete it here instead.
6766 (check_cond_exprs, exclude_cold_structs): Do not increase
6767 I when removing a structure.
6769 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6772 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6773 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6775 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6778 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6779 a fixed vector for stack.
6781 2008-01-24 Ben Elliston <bje@au.ibm.com>
6784 * doc/gcc.texi (Software development): Add a direntry for g++.
6786 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6788 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6789 stale and straggling -fforce-addr comments above.
6791 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6793 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6794 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6796 2008-01-23 Michael Matz <matz@suse.de>
6799 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6802 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6804 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6807 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6809 * config/avr/avr.c (avr_current_arch): New variable.
6810 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6811 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6812 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6813 (avr_override_options): Init 'avr_current_arch'.
6814 (base_arch_s): Move from here...
6815 * config/avr/avr.h (base_arch_s): ... here. Add new members
6816 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6817 'mega' to 'have_jmp_call'.
6818 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6819 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6821 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6823 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6824 MULTILIB_MATCHES): (Ditto.).
6826 2008-01-23 Richard Guenther <rguenther@suse.de>
6829 * cgraphunit.c (cgraph_reset_node): Always mark the node
6830 not reachable if it is not queued already.
6832 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6834 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6835 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6836 (cputype_selected): New static variable.
6837 (bfin_handle_option): Set it if -mcpu is used.
6838 (override_option): Select default set of workarounds if no cpu type
6839 selected on the command line.
6840 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6842 From Michael Frysinger <michael.frysinger@analog.com>
6843 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6844 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6846 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6847 for bf547, bf523, bf524, and bf526.
6848 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6850 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6851 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6852 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6853 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6854 * doc/invoke.texi (Blackfin Options): Document that
6855 -mcpu now accept bf547, bf523, bf524, and bf526.
6857 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6859 PR rtl-optimization/34628
6860 * combine.c (try_combine): Stop and undo after the first combination
6861 if an autoincrement side-effect on the first insn has effectively
6864 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6867 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6868 Offset addresses are not valid for Altivec or paired float modes.
6870 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6873 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6874 if DECL_INITIAL (decl) is error_mark_node.
6877 * c-common.c (handle_vector_size_attribute): Only allow
6878 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6879 the same way as pointer, array etc. types.
6880 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6883 * tree.c (build_type_attribute_qual_variant): Call
6884 build_qualified_type if attributes are equal, but quals are not.
6886 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6889 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6890 * flags.h (warn_strict_aliasing): Remove.
6891 (warn_strict_overflow): Remove.
6892 * opts.c (warn_strict_aliasing): Remove.
6893 (warn_strict_overflow): Remove.
6894 * c-opts.c (c_common_handle_option): -Wall only sets
6895 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6896 (c_common_post_options): Give default values to -Wstrict-aliasing
6897 and -Wstrict-overflow if they are uninitialized.
6898 * common.opt (Wstrict-aliasing): Specify Var and Init.
6899 (Wstrict-overflow): Likewise.
6901 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6903 PR rtl-optimization/26854
6904 PR rtl-optimization/34400
6905 PR rtl-optimization/34884
6906 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6908 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6909 (df_rd_bb_info.expanded_lr_out): Deleted
6910 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6911 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6912 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6913 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6914 Removed code to allocate, initialize or free expanded_lr_out.
6915 (df_rd_bb_local_compute_process_def): Restructured to make more
6917 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6918 sets if the sets are being trimmed.
6920 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6923 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6924 (as_vers): Likewise.
6925 * configure: Regenerated.
6927 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6930 * tree-pass.h (pass_build_alias): New pass.
6931 * tree-ssa-alias.c (gate_build_alias): New.
6932 (pass_build_alias): New.
6933 * passes.c (init_optimization_passes): Add pass_build_alias after
6934 pass_create_structure_vars.
6936 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6938 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6939 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6940 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6941 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6942 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6943 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6944 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6945 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6946 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6947 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6948 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6949 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6950 * config/s390/s390.md (FP_ALL): New mode iterator.
6951 (_d): New mode attribute.
6952 ("*signbit<mode>2>"): Changed mode of first operand.
6953 ("isinf<mode>2"): Changed mode of first operand.
6954 ("*TDC_insn"): Adaptation for DFP modes.
6956 2008-01-22 Ben Elliston <bje@au.ibm.com>
6958 * tree.c (check_qualified_type): Improve function description.
6960 2008-01-21 Jason Merrill <jason@redhat.com>
6963 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6964 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6967 2008-01-21 DJ Delorie <dj@redhat.com>
6969 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6972 2008-01-21 Richard Guenther <rguenther@suse.de>
6975 * tree-cfg.c (verify_expr): Allow all invariant expressions
6976 instead of just constant class ones as reference argument.
6977 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6978 like any other constant.
6979 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6981 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6983 * regmove.c (fixup_match_1): Update call crossed frequencies.
6985 2008-01-21 Richard Guenther <rguenther@suse.de>
6988 * tree-inline.c (setup_one_parameter): Deal with mismatched
6989 types using a VIEW_CONVERT_EXPR.
6991 2008-01-21 Alon Dayan <alond@il.ibm.com>
6992 Olga Golovanevsky <olga@il.ibm.com>
6994 PR tree-optimization/34701
6995 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6996 when the structure size is not a power of 2.
6998 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7000 * doc/install.texi: Add doc for --enable-checking=df.
7002 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7004 PR rtl-optimization/34808
7005 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7007 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7009 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7012 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7014 PR rtl-optimization/26854
7015 PR rtl-optimization/34400
7016 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7018 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7019 (df_rd_bb_info.expanded_lr_out): New.
7020 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7021 * loop_iv.c (iv_analysis_loop_init): Ditto.
7022 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7023 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7024 Added code to allocate, initialize or free expanded_lr_out.
7025 (df_rd_bb_local_compute_process_def): Restructured to make
7026 more understandable.
7027 (df_rd_confluence_n): Add code to do nothing with fake edges and
7028 code to no apply invalidate_by_call sets if the sets are being trimmed.
7029 (df_lr_local_finalize): Renamed to df_lr_finalize.
7030 (df_live_local_finalize): Renamed to df_live_finalize.
7032 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7035 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7036 deciding whether to use reciprocal instructions.
7038 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7040 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7041 dwarf2out_note_section_used if cold_text_section is NULL.
7043 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7045 PR gcov-profile/34610
7046 * tree-cfg.c (make_edges): Mark both outgoing edges from
7047 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7048 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7049 from OMP_FOR and OMP_CONTINUE outgoing edges.
7051 * tree-profile.c (tree_profiling): Return early if
7052 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7054 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7055 from cfun to child_cfun.
7056 * function.h (struct function): Add after_tree_profile bit.
7058 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7060 * config/avr/avr.S (_exit): Disable interrupt.
7062 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7063 Steven Bosscher <stevenb.gcc@gmail.com>
7065 PR rtl-optimization/26854
7066 PR rtl-optimization/34400
7067 * df-problems.c (df_live_scratch): New scratch bitmap.
7068 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7069 (df_live_reset): Clear the proper bitmaps.
7070 (df_live_bb_local_compute): Only process the artificial defs once
7071 since the order is not important.
7072 (df_live_init): Init the df_live sets only with the variables
7073 found live by df_lr.
7074 (df_live_transfer_function): Use the df_lr sets to prune the
7075 df_live sets as they are being computed.
7076 (df_live_free): Free df_live_scratch.
7078 2008-01-18 Ian Lance Taylor <iant@google.com>
7080 * common.opt: Add fmerge-debug-strings.
7081 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7082 flag_merge_debug_strings rather than flag_merge_constants.
7083 * doc/invoke.texi (Option Summary): Mention
7084 -fmerge-debug-strings.
7085 (Debugging Options): Document -fmerge-debug-strings.
7087 2008-01-18 Ian Lance Taylor <iant@google.com>
7090 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7091 (struct tree_function_decl): Add new field operator_new_flag.
7092 * tree-inline.c (expand_call_inline): When inlining a call to
7093 operator new, force the return value to go into a variable, and
7094 set DECL_NO_TBAA_P on that variable.
7095 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7097 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7100 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7101 DWARF2_DEBUGGING_INFO.
7102 (dwarf2out_note_section_used): Ditto. Add prototype.
7103 (have_multiple_function_sections, text_section_used,
7104 cold_text_section_used, *cold_text_sections): Move declarations
7107 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7109 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7110 field and add signal_ra.
7111 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7112 assignments to frame state pc. Move end of stack check after
7113 MD_FALLBACK_FRAME_STATE_FOR.
7114 (uw_update_context_1): Use frame state signal_regs if set, instead
7115 of checking signal_frame flag.
7116 (uw_update_context): Use frame state signal_ra if set.
7117 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7118 * config/xtensa/linux-unwind.h: New file.
7120 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7122 * modulo-sched.c (get_sched_window): Fix comment typo.
7124 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7126 PR tree-optimization/34648
7127 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7129 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7131 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7132 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7134 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7136 PR rtl-optimization/34400
7137 * df-core.c (df_worklist_dataflow_overeager,
7138 df_worklist_dataflow_doublequeue): New functions.
7139 (df_worklist_dataflow): Two different worklist solvers.
7140 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7143 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7146 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7147 and ftree-parallelize-loops.
7149 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7151 PR rtl-optimization/34826
7152 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7154 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7156 * global.c (find_reg): Mark the eh regs as used if necessary.
7157 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7158 * ra.h (struct allocno): no_eh_reg field added. Changed
7159 no_stack_reg type to bitfield.
7161 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7163 * tree.c (substitute_in_expr): Add missing 'break'.
7165 2008-01-17 Richard Guenther <rguenther@suse.de>
7167 PR tree-optimization/34825
7168 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7169 x / x as division to handle.
7171 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7173 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7174 "-pthread" is specified.
7175 * pa-hpux11.h (LIB_SPEC): Likewise.
7177 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7178 Peter Bergner <bergner@vnet.ibm.com>
7180 PR rtl-optimization/33796
7181 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7183 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7185 PR libgfortran/34699
7186 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7188 * pa-hpux10.h (LINK_SPEC): Likewise.
7189 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7191 2008-01-16 Richard Guenther <rguenther@suse.de>
7194 * fold-const.c (fold_convert_const_int_from_int): Do not
7195 set overflow if that occured only because of a sign extension
7196 change when converting from/to a sizetype with the same
7197 precision and signedness.
7199 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7202 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7203 location address to the correct place. Update copyright year.
7205 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7207 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7208 no dependences in the dependence_relations vector.
7210 2008-01-16 Jan Hubicka <jh@suse.cz>
7212 PR rtl-optimization/31396
7213 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7214 * cfg.c (dump_reg_info): Print it.
7215 * regs.h (struct reg_info_t): add freq_calls_crossed.
7216 (REG_FREQ_CALLS_CROSSED): New macro.
7217 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7218 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7219 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7220 regmove_optimize): Update call crossed frequencies.
7221 * local-alloc.c (struct qty): Add freq_calls_crossed.
7222 (alloc_qty): Copute freq_calls_crossed.
7223 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7224 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7225 * ra.h (struct allocno): Add freq_calls_crossed.
7227 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7229 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7230 libgomp when compiling with ftree-parallelize-loops.
7231 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7233 2008-01-16 Richard Guenther <rguenther@suse.de>
7235 PR tree-optimization/34769
7236 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7237 * tree.c (int_cst_value): Instead make this function more
7238 permissive in what it accepts as valid input. Document this
7239 function always sign-extends the value.
7241 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7242 Richard Guenther <rguenther@suse.de>
7245 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7246 (gimple_fold_indirect_ref_rhs): ... this.
7247 (gimple_fold_indirect_ref): New function with foldings
7248 that preserve lvalueness.
7249 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7250 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7251 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7252 to fold an INDIRECT_REF, fall back to the old use of
7253 fold_indirect_ref_1.
7255 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7257 * tree-data-ref.c (subscript_dependence_tester_1): Call
7258 free_conflict_function.
7259 (compute_self_dependence): Same.
7261 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7264 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7265 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7267 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7268 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7269 for DWARF2_UNWIND_INFO targets.
7271 2008-01-16 Richard Guenther <rguenther@suse.de>
7274 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7275 type qualifiers for function types.
7277 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7279 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7280 loop_iterator li from previous commit.
7282 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7284 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7286 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7288 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7289 (parallelize_loops): Don't parallelize irreducible components.
7291 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7294 * c-opts (c_common_post_options): Do not enable CPP
7295 flag_pedantic_errors by default.
7297 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7299 PR rtl-optimization/31944
7300 * cse.c (remove_pseudo_from_table): New function.
7301 (merge_equiv_classes): Use above function to remove pseudo-registers.
7302 (invalidate): Likewise.
7304 2008-01-13 Richard Guenther <rguenther@suse.de>
7307 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7308 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7310 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7312 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7313 validate_change to unshare the source of the PC set.
7315 2008-01-12 Jan Hubicka <jh@suse.cz>
7318 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7319 references above array bounds. This might trigger bounds checks for
7322 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7324 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7325 new_replaceable_dependencies.
7327 2008-01-12 Doug Kwan <dougkwan@google.com>
7329 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7330 instead of OPT_Wreturn_type in warning due to ignored return type
7332 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7333 options included in -Wextra.
7334 * c.opt: New option -Wignored_qualifiers.
7335 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7336 -Wignore_qualifiers.
7337 (-Wignored-qualifiers): Document.
7338 (-Wreturn-type): Remove description of functionality now handled
7339 by -Wignored-qualifiers.
7341 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7344 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7345 NOP_EXPR if it is between integral types with the same precision.
7347 2008-01-12 Jan Hubicka <jh@suse.cz>
7350 * invoke.texi (max-inline-recursive-depth): Fix default value.
7352 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7354 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7357 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7359 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7361 2008-01-11 James E. Wilson <wilson@specifix.com>
7364 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7366 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7368 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7369 save/restore frame pointer register and don't use 'call-prologues'
7370 optimization in function with "OS_task" attribute.
7372 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7375 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7376 when copying to memory.
7378 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7380 PR rtl-optimization/30905
7381 * cfgcleanup.c: Include dce.h
7382 (crossjumps_occured): New global variable.
7383 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7384 If something changed, set crossjumps_occured to true.
7385 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7386 Don't add/remove fake edges to exit here...
7387 (cleanup_cfg): ...but do it here, when crossjumping.
7388 Run a fast DCE when successful crossjumps occured in the latest
7389 iteration of try_optimize_cfg.
7391 2008-01-11 Richard Guenther <rguenther@suse.de>
7393 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7394 (struct vn_unary_op_s): Likewise.
7395 (vn_reference_insert): Free old reference on hash collision.
7397 2008-01-10 Raksit Ashok <raksit@google.com>
7399 PR rtl-optimization/27971
7400 * combine.c (find_split_point): Split PLUS expressions which are
7401 inside a MEM rtx, and whose first operand is complex.
7403 2008-01-10 DJ Delorie <dj@redhat.com>
7405 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7406 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7407 (m32c_hard_regno_ok): Call the underlying function.
7409 2008-01-10 Richard Guenther <rguenther@suse.de>
7412 * tree-cfg.c (tree_merge_blocks): Do not go through the
7413 full-blown folding and stmt updating path if we just deal
7414 with virtual operands.
7415 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7416 test for abnormal SSA_NAMEs.
7418 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7421 * reload.c (push_reload): Add assertions. All constants from
7422 reg_equiv_constant should have been used for replacing the respective
7424 (find_reloads_address): Invoke find_reloads_address_part for
7425 constant taken from the reg_equiv_constant array.
7427 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7429 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7430 field (valnum) the first in the struct. Replace bools with
7433 2008-01-10 Richard Guenther <rguenther@suse.de>
7435 PR tree-optimization/34651
7436 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7437 types and ordering for masking and converting.
7439 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7441 PR tree-optimization/34017
7442 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7443 also for PHI_NODE expressions.
7445 2008-01-09 Jan Hubicka <jh@suse.cz>
7447 PR tree-optimization/34708
7448 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7449 based on number of case labels.
7450 (init_inline_once): Remove switch_cost.
7451 * tree-inline.h (eni_weights_d): Remove switch_cost.
7453 2008-01-09 Richard Guenther <rguenther@suse.de>
7454 Andrew Pinski <andrew_pinski@playstation.sony.com>
7457 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7458 temporary if an rvalue is ok or an lvalue is not required.
7460 2008-01-09 Richard Guenther <rguenther@suse.de>
7463 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7466 2008-01-09 Richard Guenther <rguenther@suse.de>
7469 * tree.c (host_integerp): Check for sizetype only if the
7470 type is an integer type.
7472 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7475 * opts.c (decode_options): Disable inlining of functions called
7476 once if not in unit-at-a-time mode.
7478 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7480 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7482 2008-01-08 Richard Guenther <rguenther@suse.de>
7485 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7486 out early if the result will be unused.
7488 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7493 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7494 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7497 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7499 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7500 for vectorization tuned.
7502 2008-01-08 Richard Guenther <rguenther@suse.de>
7504 PR tree-optimization/34683
7505 * tree-ssa-operands.c (operand_build_cmp): Export.
7506 * tree-ssa-operands.h (operand_build_cmp): Declare.
7507 * tree-vn.c (vuses_compare): Remove.
7508 (sort_vuses): Use operand_build_cmp.
7509 (sort_vuses_heap): Likewise.
7510 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7511 to re-use old VEC if available. Do not sort already sorted VUSEs.
7512 (vdefs_to_vec): Do not sort already sorted VDEFs.
7514 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7517 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7519 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7522 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7523 limitations of reciprocal sequences on x86 targets.
7525 2008-01-08 Richard Guenther <rguenther@suse.de>
7527 PR tree-optimization/34683
7528 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7530 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7533 * config/darwin.c (darwin_mergeable_string_section): Don't use
7534 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7536 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7539 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7540 negxf2. Macroize expander using X87MODEF mode iterator. Change
7541 predicates of op0 and op1 to register_operand.
7542 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7543 expander using X87MODEF mode iterator. Change predicates of
7544 op0 and op1 to register_operand.
7545 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7546 corresponding patterns and macroize using MODEF macro. Change
7547 predicates of op0 and op1 to register_operand and remove
7548 "m" constraint. Disparage "r" alternative with "!".
7549 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7550 macroize using X87MODEF macro. Change predicates of op0 and op1
7551 to register_operand and remove "m" constraint. Disparage "r"
7552 alternative with "!".
7553 (absneg splitter with memory operands): Remove.
7554 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7555 patterns and macroize using X87MODEF mode iterator.
7556 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7557 Change predicate of op1 to register_operand.
7558 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7559 for memory operands.
7561 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7563 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7565 2008-01-07 Richard Guenther <rguenther@suse.de>
7567 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7570 2008-01-07 Richard Guenther <rguenther@suse.de>
7572 PR tree-optimization/34683
7573 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7574 VOPs of the needed size to save memory. Use VEC_quick_push
7575 to save compile-time.
7576 (vdefs_to_vec): Likewise.
7578 2008-01-07 Sa Liu <saliu@de.ibm.com>
7580 * config/spu/spu.md (divdf3): Genetate inline code for double
7581 division. The implementation doesn't handle INF or NAN, therefore it
7582 only applies when -ffinite-math-only is given.
7584 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7587 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7588 * doc/cpp.texi ([Common Predefined Macros]): Document.
7590 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7592 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7593 order to use commutative addition instead of subtraction.
7595 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7596 Mircea Namolaru <namolaru@il.ibm.com>
7597 Vladimir Yanovsky <yanov@il.ibm.com>
7598 Revital Eres <eres@il.ibm.com>
7600 PR tree-optimization/34263
7601 * tree-outof-ssa.c (process_single_block_loop_latch,
7602 contains_tree_r): New functions.
7603 (analyze_edges_for_bb): Call process_single_block_loop_latch
7604 function to empty single-basic-block latch block if possible.
7606 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7608 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7610 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7612 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7614 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7616 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7618 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7620 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7622 PR tree-optimization/34618
7623 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7626 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7629 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7630 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7631 Update copyright year.
7633 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7634 Update copyright year.
7635 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7638 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7640 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7641 edge does not point to current bb before changing need_assert.
7643 2008-01-04 Richard Guenther <rguenther@suse.de>
7646 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7647 for verifying purposes if they are is_gimple_min_invariant.
7649 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7651 PR tree-optimization/34448
7652 PR tree-optimization/34465
7653 * gimplify.c (gimplify_init_constructor): Add new parameter
7654 notify_temp_creation. Use it.
7655 (gimplify_modify_expr_rhs): Take volatiles into account when
7656 optimizing constructors.
7657 Do not optimize constructors if gimplify_init_constructor will dump to
7659 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7660 * gcc.c-torture/compile/pr34448.c: New.
7662 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7664 PR gcov-profile/34609
7665 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7666 return_slot if result is TREE_ADDRESSABLE.
7668 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7670 * config/mips/mips.md (sqrt_condition): Tweak comment.
7671 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7673 2008-01-03 Tom Tromey <tromey@redhat.com>
7676 * c-common.c (c_type_hash): Handle VLAs.
7678 2008-01-03 Jan Hubicka <jh@suse.cz>
7680 PR tree-optimization/31081
7681 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7682 0 when inlining and not inlining to first basic block.
7683 (remap_decl): When var is initialized to 0, don't set default_def.
7684 (expand_call_inline): Set entry_bb.
7685 * tree-inline.h (copy_body_data): Add entry_bb.
7687 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7690 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7693 PR tree-optimization/29484
7694 * tree-inline.c (inline_forbidden_p_2): New function.
7695 (inline_forbidden_p): Disallow inlining if some static var
7696 has an address of a local LABEL_DECL in its initializer.
7697 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7700 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7702 PR tree-optimization/34635
7703 * tree-data-ref.c (add_other_self_distances): Make sure that the
7704 evolution step is constant.
7706 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7709 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7711 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7713 * tree-sra.c (scalarize_init): Insert the generate_element_init
7714 statements after the generate_element_zero statements.
7716 2008-01-02 Richard Guenther <rguenther@suse.de>
7720 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7721 for very large number of operands instead of ICEing.
7723 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7726 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7727 while stack probing.
7729 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7731 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7734 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7737 * tree-mudflap.c (mx_register_decls): Guard warning by
7738 !DECL_ARTIFICIAL check.
7740 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7742 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7743 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7744 sse5_perm<mode>): Fix constraints.