1 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
4 * attribs.c (decl_attributes): Return early on errorneous node.
6 2008-04-10 Oleg Ryjkov <olegr@google.com>
8 * tree.h (struct tree_base): Added a new flag default_def_flag.
9 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
11 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
13 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
15 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18 * pa.md: Define mode iterator P. Define mode attribute dwc.
19 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20 (icacheflush): Likewise.
21 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
24 2008-04-11 Ben Elliston <bje@au.ibm.com>
26 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
28 2008-04-10 Rafael Espindola <espindola@google.com>
30 * gcc/tree-vrp.c (extract_range_from_binary_expr): Don't handle
31 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
32 (extract_range_from_expr): The same.
34 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
36 * config/mips/mips.md (GPR2): New mode iterator.
38 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
39 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
40 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
41 Rewrite these to take two modes, the mode of comparison and the
42 mode of the destination.
43 * config/mips/mips.c (mips_expand_scc): Instead of having
44 paradoxical subreg as destination, expand "narrowing" scc if mode
45 of comparison is SI and target is requested in DI mode.
46 (mips_emit_int_order_test): Update comment. Make mode of
47 comparison match CMP0 rather than TARGET. When creating inverse
48 target use mode of TARGET.
50 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
52 * gcov-dump.c (tag_summary): Only print summaries for the first
53 GCOV_COUNTERS_SUMMABLE counters.
55 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
57 * config/i386/i386.md (absneg): New code iterator.
58 (absnegprefix): New code attribute.
59 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
60 patterns using absneg code iterator.
61 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
62 using absneg code iterator.
63 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
64 *neg<mode>2 patterns using absneg code iterator.
65 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
66 *negextendsfdf2 patterns using absneg code iterator.
67 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
68 *negextendsfxf2 patterns using absneg code iterator.
69 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
70 *negextendsfdf2 patterns using absneg code iterator.
71 * config/i386/sse.md (<code><mode>2): Macroize expander from
72 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
74 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
76 * config/s390/s390.h: Remove the remains of the recent search
77 & replace action of current_function_outgoing_args_size.
79 2008-04-10 Ira Rosen <irar@il.ibm.com>
81 PR tree-optimization/35821
82 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
83 NEW_STMT_LIST is not NULL.
85 2008-04-09 David Edelsohn <edelsohn@gnu.org>
88 * toplev.c (process_options): Remove -ffunction-sections debugging
91 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
94 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
95 than gen_rtx_fmt_ee to perform more canonicalizations.
97 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
100 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
102 2008-04-09 Richard Guenther <rguenther@suse.de>
104 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
105 (dump_function_to_file): Dump function arguments with types.
107 2008-04-08 Richard Guenther <rguenther@suse.de>
109 * fold-const.c (fold_widened_comparison): Do not allow
110 sign-changes that change the result.
112 2008-04-08 Janis Johnson <janis187@us.ibm.com>
115 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
116 kinds of indirect references.
118 2008-04-08 David Edelsohn <edelsohn@gnu.org>
120 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
121 GNU Fortran language string.
123 2008-04-08 Rafael Espindola <espindola@google.com>
125 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
126 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
127 * tree.h (tree_call_nonnegative_warnv_p): New.
129 2008-04-08 Jan Hubicka <jh@suse.cz>
131 * function.c (free_after_compilation): Clear out regno_reg_rtx
134 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
137 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
139 PR middle-end/PR28690
140 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
141 same precedence as REG_POINTER and MEM_POINTER operands.
143 2008-04-08 Richard Guenther <rguenther@suse.de>
146 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
147 for adding index to base.
149 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
151 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
152 (MINGW_ENABLE_EXECUTE_STACK): New.
153 (IN_LIBGCC2): For libgcc include windows.h file for
154 function declarations.
156 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
158 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
159 and tem2 if tem1 is not a REG or MULT.
161 2008-04-08 Jan Hubicka <jh@suse.cz>
163 * function.h (incomming_args): Break out of struct function.
164 (function_subsections): Break out of struct function.
165 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
166 return_rtx and hard_reg_initial_vals from struct function.
167 Kill inl_max_label_num.
168 (current_function_pops_args, current_function_args_info,
169 current_function_args_size, current_function_args_size,
170 current_function_pretend_args_size,
171 current_function_outgoing_args_size,
172 current_function_internal_arg_pointer, current_function_return_rtx):
173 Kill compatibility accestor macros.
174 * builtins.c (expand_builtin_apply_args_1): Update.
175 (expand_builtin_next_arg): Update.
176 * df-scan.c (df_get_call_refs): Update.
177 * dbxout.c (dbxout_function_end): Update.
178 * dwarf2out.c (dwarf2out_switch_text_section): Update.
179 (output_line_info): Update.
180 (secname_for_decl): Update.
181 (dwarf2out_var_location): Update.
182 * function.c (free_after_compilation): Update.
183 (assign_parm_find_stack_rtl): Update.
184 (assign_parms): Update.
185 (expand_dummy_function_end): Update.
186 (expand_function_end): Update.
187 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
188 (expand_call): Update.
189 (emit_library_call_value_1): Update.
190 (store_one_arg): Update.
191 * varasm.c (initialize_cold_section_name): Update.
192 (unlikely_text_section): Update.
193 (unlikely_text_section_p): Update.
194 (assemble_start_function): Update.
195 (assemble_end_function): Update.
196 (default_section_type_flags): Update.
197 (switch_to_section): Update.
198 * integrate.c (set_decl_abstract_flags): Update.
199 (get_hard_reg_initial_val): Update.
200 (has_hard_reg_initial_val): Update.
201 (allocate_initial_values): Update.
202 * resource.c (init_resource_info): Update.
203 * config/alpha/alpha.c (NUM_ARGS): Update.
204 (direct_return): Update.
205 (alpha_va_start): Update.
206 (alpha_sa_size): Update.
207 (alpha_initial_elimination_offset): Update.
208 (alpha_expand_prologue): Update.
209 (alpha_start_function): Update.
210 (alpha_expand_epilogue): Update.
211 (unicosmk_initial_elimination_offset):
212 * config/alpha/alpha.md (call expander): Update.
213 * config/s390/s390.c (s390_register_info): Update.
214 (s390_register_info): Update.
215 (s390_frame_info): Update.
216 (s390_initial_elimination_offset): Update.
217 (s390_build_builtin_va_list): Update.
218 (s390_va_start): Update.
219 * config/spu/spu.c (direct_return): Update.
220 (spu_expand_prologue): Update.
221 (spu_initial_elimination_offset): Update.
222 (spu_build_builtin_va_list): Update.
223 (spu_va_start): Update.
224 * config/sparc/sparc.c (sparc_init_modes): Update.
225 (sparc_compute_frame_size): Update.
226 (function_value): Update.
227 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
228 * config/i386/i386.md (return expander): Update.
229 * config/i386/i386.c (ix86_va_start): Update.
230 (ix86_can_use_return_insn_p): Update.
231 (ix86_compute_frame_layout): Update.
232 (ix86_expand_epilogue): Update.
233 * config/sh/sh.c (output_stack_adjust): Update.
234 (calc_live_regs): Update.
235 (sh_expand_prologue): Update.
236 (sh_builtin_saveregs): Update.
237 (sh_va_start): Update.
238 (initial_elimination_offset): Update.
239 (sh_allocate_initial_value): Update.
240 (sh_function_ok_for_sibcall): Update.
241 (sh_get_pr_initial_val): Update.
242 * config/sh/sh.md (return expander): Update.
243 * config/avr/avr.c (frame_pointer_required_p): UPdate.
244 * config/crx/crx.c (crx_compute_frame): UPdate.
245 (crx_initial_elimination_offset): UPdate.
246 * config/xtensa/xtensa.c (compute_frame_size): Update
247 (xtensa_builtin_saveregs): Update.
248 (xtensa_va_start): Update.
249 (order_regs_for_local_alloc): Update.
250 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
251 (xstormy16_expand_builtin_va_start): Update.
252 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
253 * config/m68hc11/m68hc11.md (return expanders): Update.
254 * config/m68hc11/m68hc11.c (expand_prologue): Update.
255 (expand_epilogue): Update.
256 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
257 (cris_simple_epilogue): Update.
258 (cris_expand_prologue): Update.
259 (cris_expand_epilogue): Update.
260 * config/iq2000/iq2000.c (iq2000_va_start): Update.
261 (compute_frame_size): Update.
262 * config/mt/mt.c (mt_compute_frame_size): Update.
263 * config/mn10300/mn10300.c (expand_prologue): Update.
264 (expand_epilogue): Update.
265 (initial_offset): Update.
266 (mn10300_builtin_saveregs):
267 * config/mn10300/mn10300.md (return expander): Update.
268 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
269 (ia64_initial_elimination_offset): Update.
270 (ia64_initial_elimination_offset): Update.
271 (ia64_expand_prologue): Update.
272 * config/m68k/m68k.md (return expander): Update.
273 * config/rs6000/rs6000.c (rs6000_va_start): Update.
274 (rs6000_stack_info): Update.
275 * config/mcore/mcore.c (layout_mcore_frame): Update.
276 (mcore_expand_prolog): Update.
277 * config/arc/arc.c (arc_compute_frame_size): Update.
278 * config/score/score3.c (score3_compute_frame_size): Update.
279 * config/score/score7.c (score7_compute_frame_size): Update.
280 * config/arm/arm.c (use_return_insn): Update.
281 (thumb_find_work_register): Update.
282 (arm_compute_save_reg_mask): Update.
283 (arm_output_function_prologue): Update.
284 (arm_output_epilogue): Update.
285 (arm_size_return_regs): Update.
286 (arm_get_frame_offsets): Update.
287 (arm_expand_prologue): Update.
288 (thumb_exit): Update.
289 (thumb_unexpanded_epilogue): Update.
290 (thumb1_output_function_prologue): Update.
291 * config/pa/pa.md (return expander): Update.
292 * config/pa/pa.c (compute_frame_size): Update.
293 (hppa_builtin_saveregs): Update.
294 * config/mips/mips.c (mips_va_start): Update.
295 (mips16_build_function_stub): Update.
296 (mips_compute_frame_info): Update.
297 (mips_restore_gp): Update.
298 (mips_output_function_prologue): Update.
299 (mips_expand_prologue): Update.
300 * config/v850/v850.c (compute_frame_size): Update.
301 (expand_prologue): * config/mmix/mmix.c (along): update.
302 (mmix_initial_elimination_offset): update.
303 (mmix_reorg): update.
304 (mmix_use_simple_return): update.
305 (mmix_expand_prologue): update.
306 (mmix_expand_epilogue): Update.
307 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
308 (emit_link_insn): Update.
310 2008-04-08 Anatoly Sokolov <aesok@post.ru>
312 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
313 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
315 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
318 2008-04-07 Jan Hubicka <jh@suse.cz>
320 * function.h (rtl): Rename to x_rtl.
322 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
323 frame_offset, stack_check_probe_note, arg_pointer_save_area,
324 used_temp_slots avail_temp_slots, temp_slot_level,
325 nonlocal_goto_handler_labels): Update accesstors.
326 (rtl): New global variable.
327 (struct function): Move some fileds to rtl_data.
328 (get_arg_pointer_save_area): Update prototype.
329 * builtins.c (expand_builtin_setjmp_receiver): Update call of
330 get_arg_pointer_save_area.
331 * expr.c (init_expr): Update
332 * function.c (get_frame_size): Update
333 (assign_stack_local): Update
334 (expand_function_end): Update.
335 (get_art_pointer_save_area): Update
337 * emit-rtl.c (rtl): Declare.
338 (regno_reg_rtx): Declare.
339 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
341 (gen_reg_rtx): Update.
342 * varasm.c (n_deferred_constatns): Update accestor.
343 (init_varasm_status): Do not allocate varasm_status.
344 (force_const_mem, get_pool_size, output_constant_pool): Update.
345 * stmt.c (force_label_rtx): Do not use x_ prefixes.
346 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
347 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
348 * sparc/sparc.h (INIT_EXPANDERS): Update.
349 * ia64/ia64.h (INIT_EXPANDERS): Update.
351 2008-04-07 James E. Wilson <wilson@tuliptree.org>
353 * reload.c (push_secondary_reload): Add missing break to for loop.
355 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
357 PR middle-end/PR28690
358 * rtlanal.c: Update copyright years.
359 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
360 as REG_POINTER and MEM_POINTER operands.
361 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
362 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
363 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
364 * gcse.c: Update copyright years.
365 (pre_delete): Call gen_reg_rtx_and_attrs.
366 (hoist_code): Likewise.
367 (build_store_vectors): Likewise.
368 (delete_store): Likewise.
369 * loop-invariant.c (move_invariant_reg): Likewise.
370 Update copyright years.
372 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
374 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
375 control string instead of quoted.
377 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
379 * doc/rtl.texi: Rewrite of subreg section.
381 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
384 * config/i386/i386.c (legitimize_pic_address): Add treating
385 of dllimport SYM_REF's.
386 (legitimize_dllimport_symbol): Add prototype.
388 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
390 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
391 reference in constructor with non self-referential type.
393 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
395 Removal of Return with Depressed Stack Pointer support
396 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
397 (ECF_SP_DEPRESSED): Likewise.
398 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
399 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
400 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
401 (expand_call): Do not test ECF_SP_DEPRESSED.
402 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
403 * function.c (keep_stack_depressed): Delete.
404 (handle_epilogue_set): Likewise.
405 (update_epilogue_consts): Likewise.
406 (emit_equiv_load): Likewise.
407 (thread_prologue_and_epilogue_insns): Remove support for Return with
408 Depressed Stack Pointer.
409 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
411 2008-04-06 Richard Guenther <rguenther@suse.de>
413 PR tree-optimization/35400
414 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
415 information from SSA_NAMEs.
417 2008-04-06 Anatoly Sokolov <aesok@post.ru>
419 * config/avr/avr.h (avr_mega_p): Remove declaration.
420 (AVR_MEGA): Remove macro.
421 * config/avr/avr.c (avr_mega_p): Remove variable.
422 (avr_override_options): Remove inicializion of avr_mega_p.
423 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
424 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
425 (avr_jump_mode): (Ditto.).
426 (avr_output_progmem_section_asm_op): (Ditto.).
427 (avr_asm_init_sections): (Ditto.).
428 (avr_asm_init_sections): (Ditto.).
429 (avr_rtx_costs): (Ditto.).
430 * config/avr/avr.md: (Ditto.).
431 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
434 2008-04-06 Richard Guenther <rguenther@suse.de>
436 PR tree-optimization/35842
437 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
438 is_gimple_invariant_address.
440 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
442 * gcc.c (default_compilers): Sync Fortran extensions list with
443 that in fortran/lang-specs.h.
444 * doc/invoke.texi: Likewise.
445 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
446 * dwarf2out.c (gen_compile_unit_die): Likewise.
448 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
450 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
452 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
455 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
456 attribute is used for nested functions.
458 2008-04-05 Jan Hubicka <jh@suse.cz>
460 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
462 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
464 (dump_files): Update.
465 (enable_rtl_dump_file): Do not accept letter argument.
466 * tree-pass.h (dump_file_info): Remove letter argument.
467 * toplev.c (decode_d_option): Update -da handling.
468 * toplev.h (enable_rtl_dump_file): Update prototype.
469 * passes.c (register_one_dump_file): Do not accept IPA argument; work
470 it out based on pass type.
471 (register_dump_files_1): Likewise.
472 (init_optimization_passes): Update register_one_dump_file calls.
473 (execute_one_pass): Sanity check that IPA passes are called at IPA
474 level and RTL passes at RTL level.
475 (execute_pass_list): IPA pass can not be after or subpass of
477 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
478 disallov RTL subpasses of IPA subpasses.
480 2008-04-05 Ben Elliston <bje@au.ibm.com>
482 * tree-cfg.c (need_fake_edge_p): Return false for calls to
483 builtins that return exactly once and do not throw. Cache call to
486 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
488 PR rtl-optimization/34916
490 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
491 between instruction pairs.
493 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
495 * doc/invoke.texi: Document -mbitops for SH.
496 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
497 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
498 * config/sh/sh.c (print_operand): Add %t operand code.
499 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
500 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
501 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
502 (extendqihi2): Likewise.
504 (insv): Use bset, bclr and bst instructions for SH2A if possible.
505 (extv): Use bld instruction for SH2A if possible.
507 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
508 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
509 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
510 (bset.b, bclr.b): Define peepholes.
511 * config/sh/sh.opt (mbitops): New option.
513 2008-04-04 Janis Johnson <janis187@us.ibm.com>
516 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
517 and view convert expression.
519 2008-04-04 Jakub Jelinek <jakub@redhat.com>
522 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
524 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
526 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
528 * config/i386/cpuid.h (bit_AES): New.
529 (bit_PCLMUL): Likewise.
531 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
532 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
533 SSE2 if AES or PCLMUL is enabled.
534 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
535 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
536 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
537 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
538 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
539 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
540 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
541 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
542 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
543 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
544 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
545 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
546 __builtin_ia32_aeskeygenassist128 and
547 __builtin_ia32_pclmulqdq128.
548 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
549 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
550 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
552 * config/i386/i386.h (TARGET_AES): New.
553 (TARGET_PCLMUL): Likewise.
554 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
556 * config/i386/i386.md (UNSPEC_AESENC): New.
557 (UNSPEC_AESENCLAST): Likewise.
558 (UNSPEC_AESDEC): Likewise.
559 (UNSPEC_AESDECLAST): Likewise.
560 (UNSPEC_AESIMC): Likewise.
561 (UNSPEC_AESKEYGENASSIST): Likewise.
562 (UNSPEC_PCLMUL): Likewise.
564 * config/i386/i386.opt (maes): New.
567 * config/i386/sse.md (aesenc): New pattern.
568 (aesenclast): Likewise.
570 (aesdeclast): Likewise.
572 (aeskeygenassist): Likewise.
573 (pclmulqdq): Likewise.
575 * config/i386/wmmintrin.h: New.
577 * doc/extend.texi: Document AES and PCLMUL built-in function.
579 * doc/invoke.texi: Document -maes and -mpclmul.
581 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
583 * function.c (free_after_parsing): Replace with
584 cxx_push_function_context from C++ front-end.
585 (allocate_struct_function): Don't call langhook.
586 * langhooks.h (struct lang_hooks_for_functions): Delete.
587 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
589 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
590 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
591 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
592 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
593 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
594 remove LANG_HOOKS_FUNCTION_INITIALIZER.
595 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
597 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
598 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
600 2008-04-04 Jakub Jelinek <jakub@redhat.com>
603 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
606 2008-04-04 Richard Guenther <rguenther@suse.de>
609 * fold-const.c (optimize_minmax_comparison): Use the correct
610 type for the constant in the simplified comparison.
612 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
614 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
615 Pass L2 size as "--param l2-cache-size" to the compiler.
616 (decode_l2_cache): New function to decode L2 cache parameters using
617 0x8000006 extended cpuid function.
618 (detect_caches_amd): Determine parameters of L2 cache using
619 decode_l2_caches function.
620 (decode_caches_intel): Decode L2 cache parameters.
621 (detect_caches_intel): Determine L2 cache parameters using
622 decode_caches_intel and decode_l2_caches functions.
624 2008-04-03 Bob Wilson <bob.wilson@acm.org>
626 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
627 secondary input reload for subword loads from the constant pool.
629 2008-04-03 Janis Johnson <janis187@us.ibm.com>
632 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
633 constants of the appropriate size for runtime calculations.
636 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
637 decimal-float literal constant zero.
639 2008-04-03 Jakub Jelinek <jakub@redhat.com>
642 * c-parser.c (c_parser_omp_atomic): Call
643 default_function_array_conversion on the RHS.
646 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
647 call is_variable_sized if decl has incomplete type.
649 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
651 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
653 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
655 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
657 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
658 (sgt<u>): Merge sgt and sgtu into new expander.
659 (sgt, sgtu): Remove expanders.
660 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
661 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
662 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
663 *sgtu_<mode>_mips16 into new pattern.
664 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
665 (sge<u>): Merge sge and sgeu into new expander.
666 (sge, sgeu): Remove expanders.
667 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
669 (*sge_<mode>, second *sge_<mode>): Remove patterns.
670 (slt<u>): Merge slt and sltu into new expander.
671 (slt, sltu): Remove expanders.
672 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
673 (*slt_<mode>, *sltu_<mode>): Remove patterns.
674 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
675 *sltu_<mode>_mips16 into new pattern.
676 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
677 (sle<u>): Merge sle and sleu into new expander.
678 (sle, sleu): Remove expanders.
679 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
680 (*sle_<mode>, *sleu_<mode>): Remove patterns.
681 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
682 *sleu_<mode>_mips16 into new pattern.
683 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
685 2008-04-03 Jan Hubicka <jh@suse.cz>
687 PR tree-optimization/35795
688 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
689 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
690 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
691 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
692 * score/score3.c (score3_output_mi_thunk): Likewise.
693 * score/score7.c (score7_output_mi_thunk): Likewise.
694 * mips/mips.c (mips_output_mi_thunk): Likewise.
696 2008-04-03 Richard Guenther <rguenther@suse.de>
698 * tree-vrp.c (extract_range_from_unary_expr): Handle all
699 conversions. Simplify code.
701 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
703 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
705 2008-04-03 Tom Tromey <tromey@redhat.com>
706 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
708 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
709 * config/bfin/t-bfin-linux (generated_files): Add
710 linux-sysroot-suffix.h.
711 * doc/install.texi (Prerequisites): Require make 3.80.
712 * doc/sourcebuild.texi (Front End Directory): Document new
714 * Makefile.in (generated_files): New variable.
715 (ALL_HOST_OBJS): New variable.
716 ($(ALL_HOST_OBJS)): New target.
718 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
720 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
721 (remap_block): Call id->transform_lang_insert_block instead
723 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
724 Set id.transform_lang_insert_block to NULL.
725 (clone_body): Move to cp/optimize.c
726 * tree-inline.h (struct copy_body_data): Change
727 transform_lang_insert_block to function pointer.
728 (copy_generic_body, copy_decl_no_change): Export.
729 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
730 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
731 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
733 * c-tree.h (insert_block): Kill.
734 * c-decl.c (insert_block): Kill.
736 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
738 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
739 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
740 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
742 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
743 argument, call {push,pop}_function_context from here.
744 * c-parser.c: Use c_{push,pop}_function_context.
746 * function.c (push_function_context_to): Move meat ...
747 (push_function_context): ... here. Simplify.
748 * function.c (pop_function_context_from): Move meat ...
749 (pop_function_context): ... here. Simplify.
750 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
752 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
753 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
754 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
755 * tree.h (push_function_context_to, pop_function_context_from): Remove.
757 2008-04-03 Ben Elliston <bje@au.ibm.com>
759 * expmed.c (extract_force_align_mem_bit_field): Remove.
761 2008-04-03 Richard Guenther <rguenther@suse.de>
764 * expr.h (try_casesi): Adjust prototype.
765 * expr.c (try_casesi): Take fallback label as extra parameter.
766 Use that for gen_casesi if default_label is NULL.
767 * stmt.c (expand_case): Pass fallback label to try_casesi,
768 make sure to fill gaps with a fallback label if default_label
771 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
774 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
776 2008-04-03 Ben Elliston <bje@au.ibm.com>
778 * expmed.c (extract_split_bit_field): Remove if (0) code.
779 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
780 (do_ds_constraint): Likewise.
782 2008-04-02 Joseph Myers <joseph@codesourcery.com>
784 * doc/cppopts.texi (-dU): Document.
785 * c-common.h (flag_dump_macros): Update comment.
786 * c-opts.c (handle_OPT_d): Handle -dU.
787 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
788 dump_queued_macros, cb_used_define, cb_used_undef): New.
789 (init_pp_output): Handle -dU.
790 (cb_line_change): Call dump_queued_macros.
791 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
793 2008-04-02 Anatoly Sokolov <aesok@post.ru>
795 * config/avr/predicates.md (io_address_operand): New predicate.
796 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
797 * config/avr/avr.c (avr_io_address_p): Remove function.
798 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
799 'avr_io_address_p' function.
800 (out_movhi_r_mr): (Ditto.).
801 (out_movqi_mr_r): (Ditto.).
802 (out_movhi_mr_r): (Ditto.).
803 (avr_address_cost): (Ditto.).
805 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
807 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
808 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
809 in 32bit mode when XMM registers are available to avoid store
811 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
812 corresponding post-reload splitters.
814 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
816 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
817 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
818 __builtin_ia32_roundss.
819 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
820 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
821 __builtin_ia32_roundss.
822 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
823 IX86_BUILTIN_SHUFPD here.
825 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
827 * config/i386/i386.md (plogic): New.
828 (plogicprefix): Likewise.
830 * config/i386/mmx.md (mmx_<code><mode>3): New.
831 (mmx_and<mode>3): Removed.
832 (mmx_ior<mode>3): Likewise.
833 (mmx_xor<mode>3): Likewise.
835 * config/i386/sse.md (<code><mode>3): New.
836 (*<code><mode>3): Likewise.
837 (*<code><mode>3): Likewise.
838 (<code><mode>3): Likewise.
839 (*sse_<code><mode>3): Likewise.
840 (*sse2_<code><mode>3): Likewise.
841 (<code>tf3): Likewise.
842 (*<code>tf3): Likewise.
843 (and<mode>3): Likewise.
844 (*and<mode>3): Likewise.
845 (ior<mode>3): Removed.
846 (*ior<mode>3): Likewise.
847 (xor<mode>3): Likewise.
848 (*xor<mode>3): Likewise.
849 (*and<mode>3): Likewise.
850 (*ior<mode>3): Likewise.
851 (*xor<mode>3): Likewise.
852 (and<mode>3): Likewise.
853 (*sse_and<mode>3): Likewise.
854 (*sse2_and<mode>3): Likewise.
857 (ior<mode>3): Likewise.
858 (*sse_ior<mode>3): Likewise.
859 (*sse2_ior<mode>3): Likewise.
862 (xor<mode>3): Likewise.
863 (*sse_xor<mode>3): Likewise.
864 (*sse2_xor<mode>3): Likewise.
868 2008-04-02 Richard Guenther <rguenther@suse.de>
870 PR tree-optimization/14495
871 PR tree-optimization/34793
872 * tree-vrp.c (struct switch_update): New structure.
873 (to_remove_edges, to_update_switch_stmts): New VECs.
874 (simplify_switch_using_ranges): New function. Remove not taken
875 case labels and edges.
876 (simplify_stmt_using_ranges): Call it.
877 (identify_jump_threads): Mark edges we have queued for removal
878 so we don't thread them.
879 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
881 * tree-cfg.c (group_case_labels): Deal with missing default label.
882 (tree_verify_flow_info): Allow missing default label.
883 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
884 (emit_case_nodes): Likewise.
885 (expand_case): Do not rely on the default label to be present.
886 * expr.c (try_casesi): Deal with NULL default_label.
887 (do_tablejump): Likewise.
889 2008-04-02 Richard Guenther <rguenther@suse.de>
891 PR tree-optimization/14495
892 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
894 (vrp_visit_switch_stmt): ... but here (new function).
895 (find_case_label_index): New helper function.
896 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
898 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
900 * fwprop.c: Fix ISO-C99ism.
902 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
905 * Makefile.in (objdir): Set it here.
906 * configure.ac: Not here. Find dynamic linker characteristics.
907 * exec-tool.in: Use them.
908 * aclocal.m4: Regenerate.
909 * configure: Regenerate.
911 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
913 * expr.c (expand_var): Delete it.
914 * expr.h (expand_var): Delete prototype.
915 * function.c (expand_function_start): Use expand_decl instead.
916 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
919 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
921 PR rtl-optimization/35542
922 * fwprop.c (forward_propagate_and_simplify): Replace
923 loc_reg_mentioned_in_p with reg_mentioned_p.
925 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
927 PR rtl-optimization/35281
928 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
929 (propagate_rtx_1): Handle PR_HANDLE_MEM.
930 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
931 (varying_mem_p): Move above propagate_rtx.
932 (all_uses_available_at): Do not check MEMs.
934 2008-04-02 Rafael Espindola <espindola@google.com>
936 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
937 (register_edge_assert_for_2): Split the cond argument.
938 (register_edge_assert_for_1): Adjust for the change in
939 register_edge_assert_for_2.
940 (register_edge_assert_for): Split the cond argument.
941 (find_switch_asserts): Adjust for the change in
942 register_edge_assert_for.
944 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
946 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
947 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
948 offsets for 64-bit mingw.
949 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
950 abi for x86_64-pc-mingw.
952 2008-04-02 Richard Guenther <rguenther@suse.de>
954 * tree-vrp.c (extract_range_from_assert): Make sure to not
955 produce range min/max with TREE_OVERFOW set.
956 If merging a anti-range and a range keep the anti-range if
957 the range covers all values of the type.
958 (register_edge_assert_for_2): Only allow sign-changing
959 conversions in detecting canonical range checks. Also
960 register an assert for the unsigned name if useful.
962 PR tree-optimization/35787
963 * tree-vrp.c (vrp_val_max): New function.
964 (vrp_val_min): Likewise.
965 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
966 (vrp_val_is_min): Likewise.
967 (supports_overflow_infinity): Use vrp_val_{min,max}.
968 (negative_overflow_infinity): Likewise.
969 (positive_overflow_infinity): Likewise.
970 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
971 (is_positive_overflow_infinity): Likewise.
972 (is_overflow_infinity): Likewise.
973 (avoid_overflow_infinity): Use vrp_val_{min,max} and
974 vrp_val_is_{min,max}.
975 (set_and_canonicalize_value_range): Canonicalize anti-ranges
976 to ranges if possible. Avoid empty ranges.
978 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
981 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
982 the expression is a function address.
984 2008-04-01 George Helffrich <george@gcc.gnu.org>
986 PR fortran/PR35154, fortran/PR23057
987 * fortran/trans-common.c (create_common): Add decl to function
988 chain to preserve identifier scope in debug output.
990 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
991 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
992 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
993 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
995 (dbxout_syms): Check for COMMON-based symbol and wrap in
996 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
997 in bracket for efficiency.
999 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1000 using DW_TAG_common_block + member offset.
1001 (add_pubname_string): New function.
1002 (dw_expand_expr): New function to find block name and offset for
1004 (common_check): New function to check whether symbol in Fortran COMMON.
1005 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1007 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1008 use of common is unchanged.
1010 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1011 with all combinations of debug options available on target.
1012 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1013 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1014 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1015 .stabs functionality.
1016 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1017 DWARF functionality.
1019 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1022 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1024 2008-04-02 Ben Elliston <bje@au.ibm.com>
1026 * config/v850/v850.md (casesi): Remove if (0) code.
1027 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1028 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1030 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1032 * config/i386/i386.md (rex64suffix): New mode attribute.
1033 (floathi<mode>2): Disable expander for SSE math.
1034 (*floathi<mode>2_1): New insn insn_and_split pattern.
1035 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1036 corresponding post-reload splitters.
1037 (*floathi<mode>2_i387): New macroized insn pattern.
1038 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1039 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1040 insn_and_split pattern.
1041 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1042 New macroized instruction patterns and corresponding post-reload
1044 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1045 and corresponding post-reload splitters.
1046 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1047 New macroized instruction patterns.
1048 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1049 macroized instruction patterns and corresponding post-reload splitters.
1050 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1051 corresponding post-reload splitters.
1052 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1053 New macroized instruction patterns.
1054 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1055 corresponding post-reload splitters.
1056 (*floatsi<mode>2_i387): New macroized instruction patterns.
1058 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1060 * config/i386/i386.md (smaxmin): New.
1061 (umaxmin): Likewise.
1062 (maxminiprefix): Likewise.
1063 (maxminfprefix): Likewise.
1064 (<code><mode>3): Likewise.
1065 (smin<mode>3): Removed.
1066 (smax<mode>3): Likewise.
1068 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1069 (mmx_<code>v4hi3): Likewise.
1070 (mmx_<code>v8qi3): Likewise.
1071 (mmx_smaxv2sf3): Removed.
1072 (mmx_sminv2sf3): Likewise.
1073 (mmx_umaxv8qi3): Likewise.
1074 (mmx_smaxv4hi3): Likewise.
1075 (mmx_uminv8qi3): Likewise.
1076 (mmx_sminv4hi3): Likewise.
1078 * config/i386/sse.md (<addsub><mode>3): New.
1079 (*<addsub><mode>3): Likewise.
1080 (<sse>_vm<addsub><mode>3): Likewise.
1081 (<maxmin><mode>3): Likewise.
1082 (*<maxmin><mode>3_finite): Likewise.
1083 (*<maxmin><mode>3): Likewise.
1084 (<sse>_vm<maxmin><mode>3): Likewise.
1085 (sse3_h<addsub>v4sf3): Likewise.
1086 (sse3_h<addsub>v2df3): Likewise.
1087 (<maxmin>v16qi3): Likewise.
1088 (*<maxmin>v16qi3): Likewise.
1089 (<maxmin>v8hi3): Likewise.
1090 (*<maxmin>v8hi3): Likewise.
1091 (*sse4_1_<maxmin><mode>3): Likewise.
1092 (*sse4_1_<maxmin><mode>3): Likewise.
1093 (add<mode>3): Removed.
1094 (*add<mode>3): Likewise.
1095 (<sse>_vmadd<mode>3): Likewise.
1096 (sub<mode>3): Likewise.
1097 (*sub<mode>3): Likewise.
1098 (<sse>_vmsub<mode>3): Likewise.
1099 (smin<mode>3): Likewise.
1100 (*smin<mode>3_finite): Likewise.
1101 (*smin<mode>3): Likewise.
1102 (<sse>_vmsmin<mode>3): Likewise.
1103 (smax<mode>3): Likewise.
1104 (*smax<mode>3_finite): Likewise.
1105 (*smax<mode>3): Likewise.
1106 (<sse>_vmsmax<mode>3): Likewise.
1107 (sse3_haddv4sf3): Likewise.
1108 (sse3_haddv2df3): Likewise.
1109 (sse3_hsubv4sf3): Likewise.
1110 (sse3_hsubv2df3): Likewise.
1111 (umaxv16qi3): Likewise.
1112 (*umaxv16qi3): Likewise.
1113 (smaxv8hi3): Likewise.
1114 (*smaxv8hi3): Likewise.
1115 (*sse4_1_smax<mode>3): Likewise.
1116 (*sse4_1_umax<mode>3): Likewise.
1117 (uminv16qi3): Likewise.
1118 (*uminv16qi3): Likewise.
1119 (sminv8hi3): Likewise.
1120 (*sminv8hi3): Likewise.
1121 (*sse4_1_smin<mode>3): Likewise.
1122 (*sse4_1_umin<mode>3): Likewise.
1124 2008-04-01 Rafael Espindola <espindola@google.com>
1126 * tree-cfg.c (verify_expr): remove in_phi.
1127 (verify_stmt): Don't call walk_tree with verify_expr. Use
1128 is_gimple_min_invariant instead of is_gimple_val.
1130 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1132 * doc/include/gpl_v3.texi: Update for manpage generation.
1133 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1135 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1136 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1137 gpl_v3.texi instead of gpl.texi.
1140 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1143 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1145 2008-04-01 Rafael Espindola <espindola@google.com>
1147 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1148 (extract_code_and_val_from_cond): Use
1149 extract_code_and_val_from_cond_with_ops.
1151 2008-04-01 Jan Hubicka <jh@suse.cz>
1153 * function.c (free_after_compilation): Free epilogue_delay_list.
1154 (prepare_function_start): Assert that previous compilation was freed.
1156 2008-04-01 Jan Hubicka <jh@suse.cz>
1157 Jim Wilson <wilson@tuliptree.org>
1158 Andreas Tobler <andreast@gcc.gnu.org>
1161 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1162 rtl.emit instead cfun->emit.
1163 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1164 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1166 2008-04-01 Ben Elliston <bje@au.ibm.com>
1168 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1170 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1172 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1174 (fprofile-use): Add var flag_profile_use
1175 * coverage.c (coverage_begin_output): Do not open a gcno file for
1176 output only if -ftest-coverage is set.
1177 Do not add getpwd() to gcda file path.
1178 (build_gcov_info): Check the new flag
1179 flag_profile_datafile_relative_path.
1180 (coverage_init): Use profile_data_prefix.
1181 Read profile counter only if flag_profile_use is set.
1182 * opts.c (common_handle_option): New option fprofile-use=,
1183 fprofile-dir=, fprofile-generate=.
1184 * toplev.c (profile_data_prefix): New variable definition.
1185 * toplev.h (profile_data_prefix): New declaration.
1186 * doc/invoke.tex (Option Summary, Optimization Options):
1189 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1191 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1192 use tmp consistently.
1195 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1196 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1197 UNSPEC_FR_RECIP_APPROX_RES.
1198 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1200 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1203 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1205 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1208 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1209 element of the vector via a pointer.
1211 2008-03-31 Ian Lance Taylor <iant@google.com>
1213 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1215 2008-03-31 Jan Hubicka <jh@suse.cz>
1217 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1218 get_arg_pointer_save_area.
1219 * expr.c (init_expr): Just clear out rtl.expr.
1220 * function.c (free_after_compilation): Clear out whole RTL structure.
1221 (get_func_frame_size): Merge into ...
1222 (get_frame_size): ... this one.
1223 (assign_stack_local_1): Merge into ...
1224 (assign_stack_local): ... this one.
1225 (expand_function_end): Update call of get_arg_pointer_save_area.
1226 (get_art_pointer_save_area): Remove cfun argument.
1227 * function.h (emit_status): regno_pointer_align does not need length
1228 attribute. Move x_regno_reg_rtx to ...
1229 (regno_reg_rtx): ... new global array.
1230 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1231 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1232 apply_args_value, forced_labels, stack_pointer_delta):
1234 (struct varasm_status): Move here from varasm.c
1235 (struct rtl_data): New. Move here some fields from struct function.
1236 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1237 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1238 used_temp_slots avail_temp_slots, temp_slot_level,
1239 nonlocal_goto_handler_labels): Update accesstors.
1240 (rtl): New global variable.
1241 (struct function): Move some fileds to rtl_data.
1242 (get_arg_pointer_save_area): Update prototype.
1243 * emit-rtl.c (rtl): Declare.
1244 (regno_reg_rtx): Declare.
1245 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1247 (gen_reg_rtx): Update.
1248 (init_virtual_regs): Do not tate emit_status argument.
1249 (init_emit): Do not allocate emit.
1250 * varasm.c (varasm_statuc): Move to function.h.
1251 (n_deferred_constatns): Update accestor.
1252 (init_varasm_status): Do not allocate varasm_status.
1253 (force_const_mem, get_pool_size, output_constant_pool): Update.
1254 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1255 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1257 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1259 PR rtl-optimization/35729
1260 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1263 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1266 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1267 load/store if memory is unaligned.
1268 (*movti_rex64): Likewise.
1270 * config/i386/predicates.md (misaligned_operand): New.
1272 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1275 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1278 2008-03-31 Jan Beulich <jbeulich@novell.com>
1280 * config/ia64/constraints.md: Add 'j' constraint.
1281 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1282 (movdi_internal): Likewise.
1284 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1287 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1289 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1292 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1293 proper error message for the third argument on blendpd and
1296 * config/i386/sse.md (blendbits): New.
1297 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1299 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1301 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1303 2008-03-30 Richard Guenther <rguenther@suse.de>
1306 * fold-const.c (fold_sign_changed_comparison): Do leave
1307 conversions to base-types alone.
1309 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1311 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1312 the link register if one altivec register is be saved.
1314 2008-03-30 Ben Elliston <bje@au.ibm.com>
1316 * final.c (final_scan_insn): Remove if (0) code.
1318 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1320 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1322 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1324 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1325 of V4SFmode to ix86_binary_operator_ok.
1327 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1329 * config/i386/i386.c (override_options): Initialize
1330 ix86_veclib_handler to ix86_veclibabi_svml when
1331 -mveclibabi=svml is used.
1332 (ix86_veclibabi_svml): New function for SVML ABI style
1333 vectorization support.
1334 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1336 2008-03-28 Rafael Espindola <espindola@google.com>
1338 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1339 (tree_binary_nonnegative_warnv_p): Make it public.
1340 (tree_single_nonnegative_warnv_p): Make it public.
1341 (tree_invalid_nonnegative_warnv_p): Make it public.
1342 (tree_unary_nonzero_warnv_p): Make it public.
1343 (tree_binary_nonzero_warnv_p): Make it public
1344 (tree_single_nonzero_warnv_p): Make it public.
1345 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1346 (extract_range_from_binary_expr): Split the expr argument.
1347 (extract_range_from_unary_expr): Split the expr argument.
1348 (extract_range_from_comparison): Split the expr argument.
1349 (extract_range_from_expr): Use the new aux functions.
1350 (vrp_evaluate_conditional_warnv): Use
1351 vrp_evaluate_conditional_warnv_with_ops.
1352 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1353 (tree_binary_nonzero_warnv_p): Declare.
1354 (tree_single_nonzero_warnv_p): Declare.
1355 (tree_expr_nonzero_warnv_p): Declare.
1356 (tree_unary_nonnegative_warnv_p): Declare.
1357 (tree_binary_nonnegative_warnv_p): Declare.
1358 (tree_single_nonnegative_warnv_p): Declare.
1359 (tree_invalid_nonnegative_warnv_p): Declare.
1361 2008-03-28 Richard Guenther <rguenther@suse.de>
1363 PR tree-optimization/30317
1364 PR tree-optimization/30911
1365 PR tree-optimization/34793
1366 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1367 (struct assert_locus_d): New member EXPR.
1368 (register_new_assert_for): Add EXPR parameter to support
1369 ASSERT_EXPR <name, expr OP limit>.
1370 (register_edge_assert_for_1): Adjust callers.
1371 (find_assert_locations): Likewise.
1372 (process_assert_insertions_for): Build condition from expression.
1373 (extract_range_from_assert): Handle ASSERT_EXPRs
1374 of the form ASSERT_EXPR <name, expr OP limit>.
1375 (register_edge_assert_for_2): New helper registering
1376 asserts for comparisons. Recognize range tests of the form
1377 (unsigned)i - CST1 OP CST2.
1378 (register_edge_assert_for_1): Use it.
1379 (register_edge_assert_for): Likewise.
1380 (needs_overflow_infinity): Integer sub-types
1381 do not need overflow infinities.
1382 (vrp_val_is_max): The extreme values of integer sub-types
1383 are those of the base type.
1384 (vrp_val_is_min): Likewise.
1385 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1388 2008-03-28 Nick Clifton <nickc@redhat.com>
1390 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1391 Return GENERAL_REGS for stack adjustment reloads.
1393 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1396 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1397 const_vector when all the vectors are constant.
1399 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1401 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1403 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1404 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1406 (s<code>_sf): Use new scc_sf attribute for opcode names.
1408 2008-03-27 Tom Tromey <tromey@redhat.com>
1410 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1411 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1412 config/spu/t-spu-elf, config/i386/t-interix,
1413 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1414 config/i386/x-darwin, config/i386/x-mingw32,
1415 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1416 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1417 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1418 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1419 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1420 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1421 config/score/t-score-elf, config/arm/t-strongarm-pe,
1422 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1423 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1424 Revert automatic dependency patch.
1426 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1429 * config/i386/i386.c (ix86_function_arg_boundary): Align
1430 decimal floating point to its natural boundary.
1432 2008-03-27 Richard Guenther <rguenther@suse.de>
1435 * fold-const.c (fold_comparison): Restrict distinct decl
1436 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1437 solely rely on operand_equal_p.
1439 2008-03-27 Richard Guenther <rguenther@suse.de>
1442 * c-common.c (handle_weak_attribute): Reject combination of
1445 2008-03-27 Richard Guenther <rguenther@suse.de>
1447 PR tree-optimization/32810
1448 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1449 conversions from DECL_INITIAL.
1450 (fold_const_aggregate_ref): Likewise from constructor elements.
1452 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1454 * tree-affine.h (aff_combination_expand): Declare.
1455 (get_inner_reference_aff): Likewise.
1456 * tree-affine.c (aff_combination_expand): Split out from
1457 tree_to_aff_combination_expand.
1458 (get_inner_reference_aff): New function.
1459 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1460 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1461 (struct lim_aux_data): sm_done field removed.
1462 (mem_ref_loc_p, mem_ref_locs_p): New types.
1463 (struct mem_ref): Added id, stored, accesses_in_loop,
1464 indep_loop, dep_loop, indep_ref, dep_ref fields.
1465 Removed is_stored, locs and next fields.
1466 (memory_accesses): New variable.
1467 (movement_possibility): Do not allow moving statements
1468 that store to memory.
1469 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1471 (determine_max_movement): For statements with memory references,
1472 find the outermost loop in that the reference is independent.
1473 (move_computations_stmt): Mark the virtual operands for renaming.
1474 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1475 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1476 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1477 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1478 create_vop_ref_mapping, analyze_memory_references,
1479 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1480 get_all_locs_in_loop, ref_always_accessed_p,
1481 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1482 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1483 store_motion_loop, store_motion): New functions.
1484 (struct vop_to_refs_elt): New type.
1485 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1486 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1487 (schedule_sm): Replaced by...
1488 (execute_sm): ... this.
1489 (determine_lsm_ref, hoist_memory_references,
1490 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1491 find_more_ref_vops, free_mem_ref, free_mem_refs,
1492 determine_lsm_loop, determine_lsm): Removed.
1493 (tree_ssa_lim_finalize): Free data structures used by store motion.
1494 (tree_ssa_lim): Call analyze_memory_references. Use
1495 store_motion instead of determine_lsm.
1497 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1499 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1500 rename tmake_file to m68hc11/t-m68hc11.
1501 (mcore): Set inhibit_libc to true.
1502 * config.host (alpha*-dec-*vms*): Set extra_programs.
1503 (interix3*): Don't use host_xmake_file.
1504 * configure.ac: Let config.gcc override inhibit_libc.
1505 * configure: Regenerate.
1507 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1508 * config/t-openbsd-thread: Remove commented out lines.
1510 * config/x-interix: Remove.
1512 * config/m68hc11/t-m68hc11-gas: Rename to...
1513 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1515 * config/mcore/t-mcore: Remove T_CFLAGS.
1516 * config/mcore/t-mcore-pe: Likewise.
1518 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1520 * configure.ac: Replace custom __GNU_SOURCE test with
1521 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1522 * aclocal.m4: Regenerate.
1523 * configure: Regenerate.
1524 * config.in: Regenerate.
1526 2008-03-27 Richard Guenther <rguenther@suse.de>
1528 * fold-const.c (target.h): Include.
1529 (fold_comparison): Fold comparison of addresses of decls
1530 that bind locally or of constants. Consolidate address folding code.
1531 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1532 results from fold_binary_to_constant.
1533 (compare_values_warnv): Likewise.
1535 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1538 * fold-const.c (fold_truthop): Check for integeral types when folding
1539 a == 0 && b == 0 and a != 0 || b != 0 .
1541 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1543 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1545 2008-03-26 Andreas Schwab <schwab@suse.de>
1547 * doc/invoke.texi: Fix use of @item vs. @itemx.
1549 2008-03-26 Tom Tromey <tromey@redhat.com>
1551 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1552 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1553 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1554 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1555 build/genconstants.o, build/genemit.o, build/genextract.o,
1556 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1557 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1560 2008-03-26 Richard Guenther <rguenther@suse.de>
1563 2008-03-26 Richard Guenther <rguenther@suse.de>
1565 * fold-const.c (target.h): Include.
1566 (fold_comparison): Fold comparison of addresses of two decls
1567 that bind locally. Consolidate address folding code.
1569 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1571 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1572 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1573 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1574 dconstsqrt2, dconstthird, dconste and/or dconst10.
1575 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1576 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1577 dconstsqrt2, dconste): Delete.
1578 (init_emit_once): Likewise. Simplify initializing dconstm1.
1580 * real.c (get_real_const): New.
1581 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1582 dconstsqrt2, dconste): Delete.
1583 (real_value_const, get_real_const): New.
1585 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1587 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1589 * config/i386/i386.c (ix86_function_arg_boundary): Check
1590 BIGGEST_ALIGNMENT instead of 128.
1591 (setup_incoming_varargs_64): Likewise.
1593 2008-03-26 Tom Tromey <tromey@redhat.com>
1595 * Makefile.in (DEPFILES): Add missing '/'.
1597 2008-03-26 Richard Guenther <rguenther@suse.de>
1599 * fold-const.c (target.h): Include.
1600 (fold_comparison): Fold comparison of addresses of two decls
1601 that bind locally. Consolidate address folding code.
1603 2008-03-26 Nick Clifton <nickc@redhat.com>
1606 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1607 not allow INT+INT as a legitimate addressing mode.
1609 2008-03-26 Richard Guenther <rguenther@suse.de>
1611 * tree-flow.h (widen_bitfield): Remove declaration.
1612 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1613 (widen_bitfield): Remove function.
1614 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1617 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1620 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1623 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1625 PR rtl-optimization/35232
1626 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1627 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1628 reg_reloaded_call_part_clobbered here.
1629 (reload_regs_reach_end_p): New function.
1630 (reload_reg_rtx_for_input): New variable.
1631 (reload_reg_rtx_for_output): Likewise.
1632 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1633 when reassigning a pseudo register. Load reloadreg from
1634 reload_reg_rtx_for_input, moving the mode and register
1636 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1637 instead of the original when deciding whether an input reload
1638 would be a no-op or whether an output reload can be deleted.
1639 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1640 when setting up new_spill_reg_store. Load it from
1641 reload_reg_rtx_for_output, moving the mode and register
1643 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1644 instead of the original when deciding whether an output reload
1645 would be a no-op. Do the same when modifying insn notes.
1646 Use rtx_equal_p instead of == to compare the registers.
1647 (inherit_piecemeal_p): Take a mode and two register numbers
1649 (emit_reload_insns): Clear new_spill_reg_store for every hard
1650 register in the reload register. Remove spill registers
1651 from reg_reloaded_valid before considering whether to record
1652 inheritance information for them. Use reload_reg_rtx_for_output
1653 instead of reg_rtx when recording output reloads. Use
1654 reload_reg_rtx_for_input instead of reg_rtx when recording
1655 input reloads. Set or clear reg_reloaded_call_part_clobbered
1656 at the same time as setting reg_reloaded_valid.
1657 (delete_output_reload): Add a new_reload_reg parameter and use it
1658 instead of rld[j].reg_rtx.
1659 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1662 2008-03-25 Tom Tromey <tromey@redhat.com>
1664 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1665 (build/genattr.o): Likewise.
1666 (build/genattrtab.o): Likewise.
1667 (build/gencodes.o): Likewise.
1668 (build/genconfig.o): Likewise.
1669 (build/genconstants.o): Likewise.
1670 (build/genemit.o): Likewise.
1671 (build/genextract.o): Likewise.
1672 (build/genflags.o): Likewise.
1674 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1676 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1677 instead of size_int for integer types.
1678 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1679 to match type of MINUS_EXPR.
1681 2008-03-25 Tom Tromey <tromey@redhat.com>
1683 * configure: Rebuilt.
1684 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1687 2008-03-25 Tom Tromey <tromey@redhat.com>
1689 * config/x-solaris (host-solaris.o): Update.
1690 * config/x-linux (host-linux.o): Update.
1691 * config/x-hpux (host-hpux.o): Update.
1692 * config/x-darwin (host-darwin.o): Update.
1693 * config/v850/t-v850e (v850-c.o): Update.
1694 * config/v850/t-v850 (v850-c.o): Update.
1695 * config/t-vxworks (vxworks.o): Update.
1696 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1697 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1698 * config/spu/t-spu-elf (spu-c.o): Update.
1700 * config/sh/t-symbian (sh-c.o): Update.
1701 (symbian.o): Update.
1702 * config/sh/t-sh (sh-c.o): Update.
1703 * config/score/t-score-elf (score7.o, score3.o): Update.
1704 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1705 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1706 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1707 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1709 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1710 * config/m32c/t-m32c (m32c-pragma.o): Update.
1711 * config/ia64/t-ia64 (ia64-c.o): Update.
1712 * config/i386/x-mingw32 (host-mingw32.o): Update.
1713 * config/i386/x-i386 (driver-i386.o): Update.
1714 * config/i386/x-darwin (host-i386-darwin.o): Update.
1715 * config/i386/x-cygwin (host-cygwin.o): Update.
1716 * config/i386/t-nwld (nwld.o): Update.
1717 * config/i386/t-netware (netware.o): Update.
1718 * config/i386/t-interix (winnt.o): Update.
1719 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1720 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1721 msformat-c.o): Update.
1722 * config/bfin/t-bfin-linux (generated_files): Add
1723 linux-sysroot-suffix.h.
1724 * config/arm/t-wince-pe (pe.o): Update.
1725 * config/arm/t-strongarm-pe (pe.o): Update.
1726 * config/arm/t-pe (pe.o): Update.
1727 * config/arm/t-arm (arm-c.o): Update.
1728 * doc/install.texi (Prerequisites): Require make 3.80.
1729 * Makefile.in: Remove .o targets.
1730 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1731 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1732 (simple_generated_h, simple_generated_c): Move earlier.
1733 (generated_files): New variable.
1734 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1735 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1736 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1737 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1738 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1739 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1740 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1741 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1742 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1743 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1744 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1745 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1747 (COMPILE.base, COMPILE): New variables.
1748 (%.o): New pattern rule.
1749 (ALL_HOST_OBJS): New variable.
1750 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1751 (dummy-checksum.o, cc1-checksum.o): Remove.
1752 (DRIVER_SHLIB): New variable.
1753 (DRIVER_DEFINES): Use it.
1754 (gencondmd.c): Move out of build/.
1755 (s-conditions): Update.
1756 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1757 (ALL_BUILD_OBJS): Likewise.
1758 (build/%.o): Use BUILDCOMPILE.
1759 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1760 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1761 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1762 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1763 build/genconfig.o, build/genconstants.o, build/genemit.o,
1764 build/genextract.o, build/genflags.o, build/genmddeps.o,
1765 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1766 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1767 build/gen-protos.o, build/scan.o, build/fix-header.o,
1768 build/scan-decls.o): Simplify.
1769 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1770 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1771 prefix.o, toplev.o): Reduce to variable setting.
1772 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1773 ($(out_object_file), gcc-options.o): New targets.
1774 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1775 * configure: Rebuilt.
1776 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1777 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1779 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1781 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1782 complain when we hit an error, return ERROR_MARK_NODE.
1784 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1786 * config/sh/constraints.md (Pso, Psz): New constraints.
1787 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1788 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1790 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1792 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1793 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1795 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1797 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1798 (prefetch_sh2a): New.
1800 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1801 Naveen.H.S <naveen.hs@kpitcummins.com>
1803 * config/sh/constraints.md (I28): New constraint.
1804 * config/sh/sh.c (broken_move): Add support for movi20s.
1805 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1807 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1808 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1809 Naveen.H.S <naveen.hs@kpitcummins.com>
1811 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1812 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1813 (print_operand): Handle resbank in %@ operand code.
1814 (sh_encode_section_info): New.
1815 (push_regs): Add conditions for resbank.
1816 (sh_expand_epilogue): Likewise.
1817 (sh_insert_attributes): Likewise.
1818 (sh_attribute_table): Likewise.
1819 (sh_handle_resbank_handler_attribute): New.
1820 (sh2a_handle_function_vector_handler_attribute): New.
1821 (sh2a_is_function_vector_call): New.
1822 (sh2a_get_function_vector_number): New.
1823 (sh2a_function_vector_p): New.
1824 (sh_cfun_resbank_handler_p): New.
1825 * config/sh/sh.md (calli): Emit jsr/n if possible.
1826 (calli_tbr_rel): New.
1827 (calli_pcrel): Emit jsr/n if possible.
1828 (return_i): Emit rts/n if possible.
1829 (call_valuei_tbr_rel): New.
1830 (call_valuei_pcrel): Add condition for SH2A target.
1831 (call_value): Likewise.
1832 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1833 (sh2a_get_function_vector_number): Likewise.
1834 (sh2a_is_function_vector_call): Likewise.
1835 * doc/extend.texi: Document TBR relative addressing of SH2A.
1836 (resbank): Add description for SH2A.
1838 2008-03-24 Richard Guenther <rguenther@suse.de>
1841 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1842 pointer assignments change conversions according to middle-end rules.
1843 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1844 * configure.ac: Include type checking in yes.
1845 * configure: Regenerate.
1847 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1849 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1850 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1852 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1854 * gthr-vxworks.h (UNUSED): Define.
1856 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1858 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1860 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1862 * doc/extend.texi (Function Attributes): Add missing comma in the
1863 example of the "alloc_size" attribute.
1865 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1868 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1870 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1873 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1876 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1877 of the underlying type of a MS bitfield layout to the natural
1878 alignment of the type.
1880 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1882 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1883 to their natural alignment to avoid store forwarding stalls.
1885 2008-03-22 Richard Guenther <rguenther@suse.de>
1887 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1888 For PHI nodes verify the address is invariant.
1889 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1890 (get_symbol_constant_value): Use is_gimple_min_invariant.
1891 (maybe_fold_stmt_indirect): Likewise.
1893 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1895 PR rtl-optimization/33927
1896 * Makefile.in (dse.o): Depend on $(TM_P_H).
1897 * expr.h (extract_low_bits): Declare.
1898 * expmed.c (extract_low_bits): New function.
1899 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1900 * dse.c: Include tm_p.h.
1901 (find_shift_sequence): Remove the read_reg argument and return the
1902 read value. Emit the instructions instead of returning them.
1903 Iterate on new_mode rather than calculating it each time.
1904 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1905 source to NEW_MODE and extract_low_bits to convert the shifted
1907 (replace_read): Allow the load and store to have different mode
1908 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1909 or extraction instructions before trying the replacement. Update
1910 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1912 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1914 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1915 to their natural alignment to avoid store forwarding stalls.
1917 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1920 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1921 encouraging but not allowing gprs for input;
1922 change the input constraint to !f#r.
1923 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1925 change the output constraint to !f#r.
1927 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1930 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1931 corresponding post-reload splitters.
1932 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1933 when x87 FP math is selected.
1934 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1935 New function prototype.
1936 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1937 unreachable function to ease macroization of insn patterns.
1939 2008-03-21 Martin Jambor <mjambor@suse.cz>
1941 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1942 reference dumps if ddr is NULL or dependence is unknown.
1944 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1946 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1947 unsigned extension into account.
1948 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1949 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1950 Do computations on a scratch register.
1952 2008-03-21 Richard Guenther <rguenther@suse.de>
1954 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1955 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1956 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1957 * tree-ssa-dom.c (record_equality): Likewise.
1958 * tree-inline.c (copy_body_r): Likewise.
1959 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1962 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1964 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1965 as 'delete_unused' argument.
1967 2008-03-20 Richard Guenther <rguenther@suse.de>
1969 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1970 special casing of constant qualifiers.
1971 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1972 care about them in general.
1973 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1974 regardless of their type.
1975 (fold_stmt_r): Forcefully fold *& if we end up with that.
1977 2008-03-20 Paul Brook <paul@codesourcery.com>
1979 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1980 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1982 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1984 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1985 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1987 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1989 * common.opt (Wmudflap): New option.
1990 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1991 (mx_register_decls): Likewise.
1992 (mudflap_finish_file): Likewise.
1993 * doc/invoke.texi: Document -Wno-mudflap.
1995 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1997 * c-format.c (replace_format_name_to_system_name): New.
1999 (convert_format_name_to_system_name): New.
2000 (decode_format_attr): Add use of convert_format_name_to_system_name.
2001 (format_types_orig): Add gnu_ prefix to names.
2002 (check_format_info_main): Special treating of \0 escaped names for
2003 supporting multi-character format specifiers as I32, I64.
2004 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2005 (gnu_target_overrides_format_attributes): New.
2006 * c-format.h: Add structure target_ovr_attr to hold
2007 system specific formatter names.
2008 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2009 msformat-c.o file to c_target_objs and cxx_target_objs.
2010 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2011 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2012 (TARGET_N_FORMAT_TYPES): New.
2013 * config/i386/msformat-c.c: New.
2014 * config/i386/t-cygming: Add build rule for msformat-c.o.
2015 * doc/extend.texi: Add new format names gnu_* and ms_* and
2017 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2019 2008-03-20 Ira Rosen <irar@il.ibm.com>
2021 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2022 optimizations turned on under -O3.
2023 (ftree-vectorize): Add that the flag is turned on with -O3.
2025 2008-03-20 Ben Elliston <bje@au.ibm.com>
2027 * regmove.c (try_auto_increment): Fix spelling error in comment.
2028 * final.c (final_scan_insn): Likewise.
2030 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2034 allocator preferences for "y" and "r" class registers.
2035 ("*mov<mode>_internal"): Ditto.
2036 ("*movv2sf_internal_rex64"): Ditto.
2037 ("*movv2sf_internal"): Ditto.
2039 2008-03-19 Michael Matz <matz@suse.de>
2042 * calls.c (expand_call): Check overlap of arguments with call
2043 address for sibcalls.
2045 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2048 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2049 of the underlying type of a MS bitfield layout to the natural
2050 alignment of the type.
2052 2008-03-19 Jan Hubicka <jh@suse.cz>
2055 * toplev.c (decode_d_option): Handle all CPP flags.
2056 * tree-vrp.c: Update tree_pass descriptors.
2057 * regrename.c: Update tree_pass descriptors.
2058 * fwprop.c: Update tree_pass descriptors.
2059 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2060 * tree-into-ssa.c: Update tree_pass descriptors.
2061 * tree-dump.c: Update tree_pass descriptors.
2062 * tree-complex.c: Update tree_pass descriptors.
2063 * tree-dump.h: Update tree_pass descriptors.
2064 * see.c: Update tree_pass descriptors.
2065 * cgraphbuild.c: Update tree_pass descriptors.
2066 * tracer.c: Update tree_pass descriptors.
2067 * tree-loop-distribution.c: Update tree_pass descriptors.
2068 * cgraph.c: Update tree_pass descriptors.
2069 * postreload-gcse.c: Update tree_pass descriptors.
2070 * postreload.c: Update tree_pass descriptors.
2071 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2072 * tree-tailcall.c: Update tree_pass descriptors.
2073 * tree-pass.h (tree_opt_pass): Rename to ...
2074 (opt_pass) ... this one; add "type" field and remove letter field.
2075 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2076 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2077 all_lowering_passes): Update declaration.
2078 * ipa-cp.c: Update tree_pass descriptors.
2079 * final.c: Update tree_pass descriptors.
2080 * omp-low.c: Update tree_pass descriptors.
2081 * tree-ssa-dse.c: Update tree_pass descriptors.
2082 * ipa-reference.c: Update tree_pass descriptors.
2083 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2084 * auto-inc-dec.c: Update tree_pass descriptors.
2085 * reorg.c: Update tree_pass descriptors.
2086 * cgraphunit.c: Update tree_pass descriptors.
2087 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2088 * tree-ssa-ccp.c: Update tree_pass descriptors.
2089 * df-core.c: Update tree_pass descriptors.
2090 * mode-switching.c: Update tree_pass descriptors.
2091 * tree-nomudflap.c: Update tree_pass descriptors.
2092 * modulo-sched.c: Update tree_pass descriptors.
2093 * ipa-pure-const.c: Update tree_pass descriptors.
2094 * cse.c: Update tree_pass descriptors.
2095 * web.c: Update tree_pass descriptors.
2096 * tree-stdarg.c: Update tree_pass descriptors.
2097 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2098 * tree-ssa-dom.c: Update tree_pass descriptors.
2099 * tree-nrv.c: Update tree_pass descriptors.
2100 * tree-ssa-alias.c: Update tree_pass descriptors.
2101 * loop-init.c: Update tree_pass descriptors.
2102 * gimple-low.c: Update tree_pass descriptors.
2103 * ipa-inline.c: Update tree_pass descriptors.
2104 * tree-ssa-sink.c: Update tree_pass descriptors.
2105 * global.c: Update tree_pass descriptors.
2106 * ifcvt.c: Update tree_pass descriptors.
2107 * jump.c: Update tree_pass descriptors.
2108 * predict.c: Update tree_pass descriptors.
2109 * tree-ssa-loop.c: Update tree_pass descriptors.
2110 * recog.c: Update tree_pass descriptors.
2111 * dse.c: Update tree_pass descriptors.
2112 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2113 * tree-eh.c: Update tree_pass descriptors.
2114 * regmove.c: Update tree_pass descriptors.
2116 * function.c: Update tree_pass descriptors.
2117 * tree-vectorizer.c: Update tree_pass descriptors.
2118 * gcse.c: Update tree_pass descriptors.
2119 * ipa-type-escape.c: Update tree_pass descriptors.
2120 * tree-if-conv.c: Update tree_pass descriptors.
2121 * init-regs.c: Update tree_pass descriptors.
2122 * ipa.c: Update tree_pass descriptors.
2123 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2124 * rtl-factoring.c: Update tree_pass descriptors.
2125 * lower-subreg.c: Update tree_pass descriptors.
2126 * bt-load.c: Update tree_pass descriptors.
2127 * tree-dfa.c: Update tree_pass descriptors.
2128 * except.c: Update tree_pass descriptors.
2129 * emit-rtl.c: Update tree_pass descriptors.
2130 * cfgexpand.c: Update tree_pass descriptors.
2131 * tree-cfgcleanup.c: Update tree_pass descriptors.
2132 * cfgcleanup.c: Update tree_pass descriptors.
2133 * tree-ssa-pre.c: Update tree_pass descriptors.
2134 * tree-sra.c: Update tree_pass descriptors.
2135 * tree-mudflap.c: Update tree_pass descriptors.
2136 * tree-ssa-copy.c: Update tree_pass descriptors.
2137 * cfglayout.c: Update tree_pass descriptors.
2138 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2139 * tree-ssa-dce.c: Update tree_pass descriptors.
2140 * tree-ssa.c: Update tree_pass descriptors.
2141 * regclass.c: Update tree_pass descriptors.
2142 * integrate.c: Update tree_pass descriptors.
2143 * tree-optimize.c: Update tree_pass descriptors.
2144 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2145 * tree-object-size.c: Update tree_pass descriptors.
2146 * combine.c: Update tree_pass descriptors.
2147 * tree-outof-ssa.c: Update tree_pass descriptors.
2148 * bb-reorder.c: Update tree_pass descriptors.
2149 * stack-ptr-mod.c: Update tree_pass descriptors.
2150 * var-tracking.c: Update tree_pass descriptors.
2151 * tree-profile.c: Update tree_pass descriptors.
2152 * tree-vect-generic.c: Update tree_pass descriptors.
2153 * reg-stack.c: Update tree_pass descriptors.
2154 * sched-rgn.c: Update tree_pass descriptors.
2155 * tree-ssa-structalias.c: Update tree_pass descriptors.
2156 * tree-cfg.c: Update tree_pass descriptors.
2157 * passes.c (current_pass): Update declaration.
2158 (finish_optimization_passes): Update.
2159 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2160 (register_one_dump_file, register_dump_files_1, next_pass_1):
2162 (init_optimization_passes): Update handling of new types.
2163 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2164 * ipa-struct-reorg.c: Update tree_pass descriptors.
2165 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2166 * combine-stack-adj.c: Update tree_pass descriptors.
2167 * cfgrtl.c: Update tree_pass descriptors.
2168 * dce.c: Update tree_pass descriptors.
2169 * tree-ssanames.c: Update tree_pass descriptors.
2171 2008-03-19 Richard Guenther <rguenther@suse.de>
2174 * tree-ssa.c (walk_data): New structure.
2175 (warn_uninitialized_var): If not always_executed warn with "maybe"
2177 (execute_early_warn_uninitialized): Compute post-dominators.
2178 Initialize always_executed before processing each basic block.
2180 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2183 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2184 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2186 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2188 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2190 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2192 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2194 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2195 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2196 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2197 target after ignore has been set, and move there also the commputation
2198 of subtarget and original_target.
2199 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2200 (LANG_HOOKS_INITIALIZER): Remove it.
2201 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2203 2008-03-18 Richard Guenther <rguenther@suse.de>
2205 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2206 found an expression with constants, note that in the VN for the lhs.
2207 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2208 fold them to constants if possible. Run cleanup_cfg if done so.
2209 (execute_pre): Return todo.
2211 (execute_fre): Likewise.
2212 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2214 (get_prop_source_stmt): Look through pointer conversions.
2216 2008-03-18 Jan Hubicka <jh@suse.cz>
2218 * tree-pretty-print.c: Include predict.h.
2219 (dump_generic_node): Dump predictor.
2220 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2221 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2222 * gimple-low.c (lower_stmt): Likewise.
2223 * expr.c (expand_expr_real): Likewise.
2224 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2226 (build_predict_expr, build_predict_expr): New.
2227 * predict.h (predictor_name, build_predict_expr): Update.
2228 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2229 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2230 * predict.def (PRED_CONTINUE): Update hitrate.
2231 * tree.def (PREDICT_EXPR): Define.
2232 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2233 do not handle BIND_EXPR.
2234 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2235 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2236 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2239 2008-03-18 Michael Matz <matz@suse.de>
2241 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2243 2008-03-18 Richard Guenther <rguenther@suse.de>
2245 * tree-gimple.h (is_gimple_invariant_address): Declare.
2246 (is_gimple_constant): Likewise.
2247 * tree-gimple.c (is_gimple_constant): New function.
2248 (is_gimple_invariant_address): Likewise.
2249 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2250 and is_gimple_invariant_address.
2251 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2253 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2254 an addressable base.
2256 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2259 * gimplify.c (gimplify_expr): Gimplify second operand of
2262 2008-03-17 Richard Guenther <rguenther@suse.de>
2264 PR tree-optimization/19637
2265 * fold-const.c (fold_unary): Remove restrictions of removing
2266 intermediate pointer-conversions (P2)(P1)P0.
2267 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2268 conversion to void pointer.
2269 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2271 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2274 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2275 emulated thread local variables.
2277 2008-03-16 Richard Guenther <rguenther@suse.de>
2280 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2281 expand TREE_INVARIANT operations that are not gimple invariant.
2283 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2285 * doc/extend.texi (Alignment): Say that the ABI controls
2286 the __alignof__ for non-strict-alignment targets rather
2287 than being a recommendation.
2289 2008-03-15 Paul Brook <paul@codesourcery.com>
2291 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2293 (arm_output_fn_unwind): Mark functions that can not be unwound.
2295 2008-03-15 Paul Brook <paul@codesourcery.com>
2297 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2298 extension instructions.
2300 2008-03-15 Richard Guenther <rguenther@suse.de>
2302 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2303 and fold constant aggregate refs.
2304 (fold_const_aggregate_ref): Handle string constants
2305 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2306 (evaluate_stmt): Simplify now that ccp_fold folds constant
2309 2008-03-15 Paul Brook <paul@codesourcery.com>
2311 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2312 (extzv): Use gen_extzv_t2.
2313 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2315 2008-03-15 Richard Guenther <rguenther@suse.de>
2317 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2318 (fold_const_aggregate_ref): Likewise.
2319 (get_value): Return NULL if we don't have any values.
2320 (ccp_finalize): Set const_val to NULL after freeing it.
2321 * tree-flow.h (get_symbol_constant_value): Declare.
2322 (fold_const_aggregate_ref): Likewise.
2323 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2325 2008-03-15 Richard Guenther <rguenther@suse.de>
2328 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2329 to not produce negative array indices if not allowed. Add
2330 parameter to indicate that.
2331 (maybe_fold_offset_to_component_ref): Allow negative array
2332 indices only for the first member of a structure.
2333 (maybe_fold_offset_to_reference): Allow negative array indices.
2334 (maybe_fold_stmt_addition): Likewise.
2336 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2337 Anatoly Sokolov <aesok@post.ru>
2339 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2340 (avr_arch): Add ARCH_AVR6.
2341 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2342 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2343 instead of fixed value 2.
2344 (print_operand_address): Use gs() asm specifier instead of pm().
2345 (avr_assemble_integer): (Ditto.).
2346 (avr_output_addr_vec_elt): (Ditto.).
2347 (print_operand): Handle "!" code.
2348 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2349 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2350 (AVR_HAVE_EIJMP_EICALL): Define.
2351 (AVR_3_BYTE_PC): Redefine.
2352 (AVR_2_BYTE_PC): (Ditto.).
2353 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2354 (LINK_SPEC): Add atmega2560 and atmega2561.
2355 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2357 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2358 for 3 byte PC devices.
2359 (call_value_insn): (Ditto.).
2360 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2361 (indirect_jump): Use only for for 2 byte PC devices.
2362 (*tablejump): (Ditto.).
2363 (*indirect_jump_avr6): Add insn.
2364 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2365 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2366 instead of ijmp for 3 byte PC devices.
2367 (__tablejump2__): (Ditto.).
2368 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2369 (MULITLIB_DIRNAMES): (Ditto.).
2370 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2372 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2374 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2375 "sse2_umulsidi3". Use V1DI mode for operand 0.
2376 ("mmx_psadbw"): Use V1DI mode for operand 0.
2377 * config/i386/i386-modes.def (V1SI): New vector mode.
2378 * config/i386/i386.c (struct builtin_description)
2379 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2380 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2381 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2382 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2383 v1di_ftype_v8qi_v8qi type.
2384 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2386 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2387 __builtin_ia32_pmuludq]: Fix the mode of return value.
2389 2008-03-15 Richard Guenther <rguenther@suse.de>
2392 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2395 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2397 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2398 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2399 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2400 unless TARGET_SERIALIZE_VOLATILE is enabled.
2401 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2402 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2403 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2405 2008-03-14 Richard Guenther <rguenther@suse.de>
2407 PR tree-optimization/34172
2408 * tree-flow.h (refs_may_alias_p): Declare.
2409 (get_single_def_stmt): Likewise.
2410 (get_single_def_stmt_from_phi): Likewise.
2411 (get_single_def_stmt_with_phi): Likewise.
2412 * tree-dfa.c (refs_may_alias_p): New function.
2413 (get_single_def_stmt): Likewise.
2414 (get_single_def_stmt_from_phi): Likewise.
2415 (get_single_def_stmt_with_phi): Likewise.
2416 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2417 (vn_reference_lookup_1): New helper function.
2418 (vn_reference_lookup): Walk the virtual use-def chain to
2419 continue searching for a match if the def does not alias the
2420 reference we are looking for.
2422 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2424 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2425 archive and Perzl. Update The Written Word listing.
2427 2008-03-14 Richard Guenther <rguenther@suse.de>
2429 PR tree-optimization/34043
2430 PR tree-optimization/33989
2431 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2433 (bitmap_find_leader): Use extra argument to verify dominance
2434 relationship inside a basic-block.
2435 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2436 (find_leader_in_sets): Adjust.
2437 (create_component_ref_by_pieces): Take extra argument for
2438 dominance check, handle lookup failures.
2439 (find_or_generate_expression): Likewise.
2440 (create_expression_by_pieces): Likewise.
2441 (insert_into_preds_of_block): Adjust.
2442 (create_value_expr_from): If asked for, verify all operands
2443 are in the blocks AVAIL_OUT set.
2444 (make_values_for_stmt): Check for SSA_NAMEs that are life
2445 over an abnormal edge.
2446 (compute_avail): Remove such check.
2447 (do_SCCVN_insertion): New function.
2448 (eliminate): If we do not find a leader suitable for replacement
2449 insert a replacement expression from SCCVN if available.
2450 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2451 (struct vn_ssa_aux): Add needs_insertion flag.
2452 * tree-ssa-sccvn.c (may_insert): New global flag.
2453 (copy_reference_ops_from_ref): Value-number union member access
2454 based on its size, not type and member if insertion is allowed.
2455 (visit_reference_op_load): For a weak match from union type
2456 punning lookup a view-converted value and insert a SSA_NAME
2457 for that value if that is not found.
2458 (visit_use): Make dumps shorter. Do not disallow value numbering
2459 SSA_NAMEs that are life over an abnormal edge to constants.
2460 (free_scc_vn): Release inserted SSA_NAMEs.
2461 (run_scc_vn): New flag to specify whether insertion is allowed.
2462 Process SSA_NAMEs in forward order.
2463 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2464 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2465 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2466 pointer type to/from integral types that do not change the
2467 precision to regular conversions.
2469 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2471 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2472 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2473 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2474 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2475 input arguments and the mode of return value. Built-in functions
2476 that operate on whole 64-bit MMX register now use V1DI mode.
2478 2008-03-13 Alon Dayan <alond@il.ibm.com>
2479 Olga Golovanevsky <olga@il.ibm.com>
2481 PR tree-optimization/35041
2482 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2483 to locate the right position in a statement.
2485 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2489 * config/i386/xmmintrin.h: Change all static inline functions to
2490 extern inline and add __gnu_inline__ attribute.
2491 * config/i386/bmintrin.h: Ditto.
2492 * config/i386/smmintrin.h: Ditto.
2493 * config/i386/tmmintrin.h: Ditto.
2494 * config/i386/mmintrin-common.h: Ditto.
2495 * config/i386/ammintrin.h: Ditto.
2496 * config/i386/emmintrin.h: Ditto.
2497 * config/i386/pmmintrin.h: Ditto.
2498 * config/i386/mmintrin.h: Ditto.
2499 * config/i386/mm3dnow.h: Ditto.
2501 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2504 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2505 (lower_omp_2): New function.
2506 (lower_omp_1, lower_omp): Rewritten.
2508 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2511 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2512 with the phrase "Microsoft Windows compilers".
2513 (Push/Pop Macro Pragmas): New subsection. Document
2514 #pragma push_macro and pragma pop_macro.
2516 2008-03-12 Paul Brook <paul@codesourcery.com>
2518 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2520 2008-03-12 Paul Brook <paul@codesourcery.com>
2522 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2523 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2524 (thumb2_addsi_shortim): Rename ...
2525 (thumb2_addsi_short): ... to this. Allow register operands.
2526 (thumb2_subsi_short): New pattern.
2527 (thumb2_one_cmplsi2_short,
2528 thumb2_negsi2_short): New patterns and peepholes.
2530 2008-03-12 Paul Brook <paul@codesourcery.com>
2532 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2534 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/i386.md (int_cond): New code iterator.
2538 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2539 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2540 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2541 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2542 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2543 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2544 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2545 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2547 2008-03-12 Paul Brook <paul@codesourcery.com>
2549 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2550 instead of {arm,thumb}_compute_save_reg_mask.
2551 (output_return_instruction): Ditto.
2552 (thumb_unexpanded_epilogue): Ditto.
2553 (thumb1_expand_prologue): Ditto.
2554 (thumb1_output_function_prologue): Ditto.
2555 (arm_set_return_address): Ditto.
2556 (thumb_set_return_address): Ditto.
2557 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2558 regs to achieve stack alignment.
2559 (thumb1_compute_save_reg_mask): Fix compiler warning.
2560 (arm_output_epilogue): Use offsets->saved_regs_mask.
2561 Adjust stack pointer by poping call clobered registers.
2562 (arm_expand_prologue): Use offsets->saved_regs_mask.
2563 Adjust stack pointer by pushing extra registers.
2564 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2566 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2569 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2570 conversion to the operands of a multiplication.
2572 2008-03-12 Richard Guenther <rguenther@suse.de>
2574 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2575 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2576 * timevar.def (TV_TREE_PHIPROP): Add.
2577 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2578 pass description. Use TV_TREE_PHIPROP.
2579 * tree-ssa-forwprop.c: Remove phiprop code.
2581 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2584 * omp-low.c (maybe_lookup_decl): Constify first argument.
2585 (use_pointer_for_field): Change last argument from bool to
2586 omp_context *. Disallow shared copy-in/out in nested
2587 parallel if decl is shared in outer parallel too.
2588 (build_outer_var_ref, scan_sharing_clauses,
2589 lower_rec_input_clauses, lower_copyprivate_clauses,
2590 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2592 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2593 Ira Rosen <irar@il.ibm.com>
2595 * tree-vectorizer.c (free_stmt_vec_info): New function.
2596 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2597 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2598 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2599 * tree-vect-transform.c (vectorizable_conversion): Free
2600 vec_oprnds0 if it was allocated.
2601 (vect_permute_store_chain): Remove unused VECs.
2602 (vectorizable_store): Free VECs that are allocated in the..
2604 (vect_transform_strided_load, vectorizable_load): Likewise.
2605 (vect_remove_stores): Simplify the code.
2606 (vect_transform_loop): Move code to vect_remove_stores().
2607 Call vect_remove_stores() and free_stmt_vec_info().
2609 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2611 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2612 TARGET_HPUX. Revise comment.
2613 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2614 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2615 Use sr4 variant of `be' instruction when not generating PIC code.
2616 (attr_length_call): Adjust for above change.
2618 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2620 * ipa-reference.c (static_execute): Remove module_statics_const and
2621 associated setting code.
2623 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2626 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2627 predicate for operand 1.
2628 (paritysi2_cmp): Use register_operand predicate for operand 2.
2629 Use earlyclobber modifier for operand 1. Remove support for
2631 (paritydi2_cmp): Use register_operand predicate for operand 3.
2632 Use earlyclobber modifier for operand 1. Remove support for
2635 2008-03-11 Paul Brook <paul@codesourcery.com>
2636 Vladimir Prus <vladimir@codesourcery.com>
2638 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2639 (arm_compute_save_reg0_reg12_mask): Always
2640 check if register 11 must be saved. Always safe hard frame pointer
2641 when frame_pointer_needeed.
2642 (arm_compute_save_reg_mask): Save IP and PC
2643 only with apcs frames.
2644 (arm_output_epilogue): Adjust Thumb2 codepath to
2645 be also invoked and work for ARM non-apcs frames.
2646 (arm_expand_prologue): Don't bother saving IP
2647 for non-apcs frame, since it's not clobbered by
2648 prologue code. Implement non-apcs frame
2651 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2653 PR rtl-optimization/35281
2654 * expr.c (convert_move): Use a new pseudo for the intermediate
2655 from_mode->word_mode result.
2657 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2659 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2660 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2661 * toplev.c (compile_file): Don't call it.
2663 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2666 * expr.c (store_expr): Call emit_block_move if the mode
2667 of "temp" RTX is BLKmode.
2669 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2670 Richard Guenther <rguenther@suse.de>
2672 PR tree-optimization/31358
2673 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2674 the step with a NULL_TREE.
2675 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2676 to sizetype if type is a pointer type.
2677 (add_candidate_1): Don't convert the base and step to
2678 the generic type if the orginal type is a pointer type.
2679 (add_iv_value_candidates): Use sizetype for the step
2680 if type is a pointer type.
2681 (cand_value_at): Likewise.
2682 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2684 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2685 Don't convert the tem affine to the type.
2686 (add_elt_to_tree): Use sizetype for the step if a pointer.
2687 Use POINTER_PLUS_EXPR for pointers.
2688 (aff_combination_to_tree): Use sizetype for the step if a
2691 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2693 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2694 Remove commutativity hint.
2696 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2700 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2701 errorneous type. Check that v is a VAR_DECL.
2704 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2706 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2708 PR tree-optimization/35494
2709 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2710 may be overriden at link and run time.
2712 2008-03-10 Richard Guenther <rguenther@suse.de>
2714 PR tree-optimization/34677
2715 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2716 (poolify_tree): Likewise.
2717 (modify_expr_template): Likewise.
2718 (poolify_modify_stmt): Likewise.
2719 (insert_fake_stores): Handle all component-ref style stores
2720 in addition to INDIRECT_REF. Also handle complex types.
2721 Do not poolify the inserted load.
2722 (realify_fake_stores): Do not rebuild the tree but only
2723 make it a SSA_NAME copy.
2724 (init_pre): Remove initialzation of modify_expr_template.
2725 Do not allocate modify_expr_node_pool.
2726 (fini_pre): Do not free modify_expr_node_pool.
2728 2008-03-10 Paul Brook <paul@codesourcery.com>
2730 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2733 2008-03-10 Paul Brook <paul@codesourcery.com>
2734 Mark Shinwell <shinwell@codesourcery.com>
2736 * config/arm/cortex-r4.md: New.
2737 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2739 * config/arm/arm.md: Include cortex-r4.md.
2740 (insn): Add smmls, sdiv and udiv values.
2741 (generic_sched): Don't use generic scheduling for Cortex-R4.
2742 (arm_issue_rate): New function.
2743 (TARGET_SCHED_ISSUE_RATE): Define.
2745 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2747 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2749 2008-03-10 Richard Guenther <rguenther@suse.de>
2751 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2752 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2754 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2756 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2757 Set default to true.
2759 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2761 * c.opt (Wsynth): Deprecate.
2762 * doc/invoke.texi (Option Summary, Warning Options): Document
2763 -Wno-format-contains-nul.
2765 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2768 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2769 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2771 2008-03-09 Ira Rosen <irar@il.ibm.com>
2773 * config/rs6000/rs6000.c (builtin_description): Rename vector
2774 left shift operations.
2775 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2776 (altivec_vsl<VI_char>): Rename to ...
2777 (ashl<mode>3): ... new name.
2778 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2780 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2782 2008-03-08 Richard Guenther <rguenther@suse.de>
2784 * coverage.h (tree_coverage_counter_addr): Declare.
2785 * coverage.c (tree_coverage_counter_addr): New function.
2786 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2788 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2789 (tree_gen_one_value_profiler): Likewise.
2790 (tree_gen_ic_profiler): Likewise.
2791 (tree_gen_average_profiler): Likewise.
2792 (tree_gen_ior_profiler): Likewise.
2794 2008-03-08 Richard Guenther <rguenther@suse.de>
2796 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2797 (vn_binary_op_insert): Likewise.
2798 (vn_unary_op_lookup): Likewise.
2799 (vn_unary_op_insert): Likewise.
2800 (vn_nary_op_lookup): Declare.
2801 (vn_nary_op_insert): Likewise.
2802 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2803 and binary hashes, use a single obstack for unary_op_pool
2805 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2806 a single struct vn_nary_op_s. Store tree code length and
2807 a variable number of operands.
2808 (struct vn_reference_op_struct): Remove unused op2.
2809 (vn_reference_op_eq): Do not compare op2.
2810 (vn_reference_op_compute_hash): Do not compute hash of op2.
2811 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2812 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2813 with vn_nary_op_compute_hash.
2814 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2815 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2817 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2819 (visit_unary_op): Call nary functions.
2820 (visit_binary_op): Likewise.
2821 (process_scc): Adjust for struct vn_tables_s changes.
2822 (allocate_vn_table): Likewise.
2823 (free_vn_table): Likewise.
2824 * tree-vn.c (vn_add): Call nary functions.
2825 (vn_lookup): Likewise.
2827 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2830 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2831 wdst back after sync_compare_and_swapqhi_internal.
2833 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2836 * config/i386/i386-modes.def (V1DI): New vector mode.
2837 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2838 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2839 (MMXMODE248): Ditto.
2840 (MMXMODE): Add V1DI mode.
2841 (mmxvecsize): Change DI mode to V1DI mode.
2842 ("mov<mode>): Use MMXMODEI8 mode iterator.
2843 ("*mov<mode>_internal_rex64"): Ditto.
2844 ("*mov<mode>_internal"): Ditto.
2845 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2846 ("mmx_sub<mode>3"): Ditto.
2847 ("mmx_adddi3"): Remove insn pattern.
2848 ("mmx_subdi3"): Ditto.
2849 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2850 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2851 ("mmx_ashl<mode>3"): Ditto.
2852 ("mmx_lshrdi3"): Remove insn pattern.
2853 ("mmx_ashldi3"): Ditto.
2854 * config/i386/i386.c (classify_argument): Handle V1DImode.
2855 (function_arg_advance_32): Ditto.
2856 (function_arg_32): Ditto.
2857 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2858 mmx_addv1di3 insn pattern.
2859 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2860 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2861 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2862 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2863 Remove definitions of built-in functions.
2864 (V1DI_type_node): New node.
2865 (v1di_ftype_v1di_int): Ditto.
2866 (v1di_ftype_v1di_v1di): Ditto.
2867 (v2si_ftype_v2si_si): Ditto.
2868 (v4hi_ftype_v4hi_di): Remove node.
2869 (v2si_ftype_v2si_di): Ditto.
2870 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2871 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2872 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2873 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2874 Add new builtins using def_builtin_const.
2875 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2876 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2877 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2878 * config/i386/mmintrin.h (__v1di): New typedef.
2879 (_mm_add_si64): Cast arguments to __v1di type.
2880 (_mm_sub_si64): Ditto.
2881 (_mm_sll_pi16): Cast __count to __v4hi type.
2882 (_mm_sll_pi32): Cast __count to __v2si type.
2883 (_mm_sll_si64): Cast arguments to __v1di type.
2884 (_mm_srl_pi16): Cast __count to __v4hi type.
2885 (_mm_srl_pi32): Cast __count to __v2si type.
2886 (_mm_srl_si64): Cast arguments to __v1di type.
2887 (_mm_sra_pi16): Cast __count to __v4hi type.
2888 (_mm_sra_pi32): Cast __count to __v2si type.
2889 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2890 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2891 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2892 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2893 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2894 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2895 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2896 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2897 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2898 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2899 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2900 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2902 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2904 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2906 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2909 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2910 reg+const addressing for Altivec modes. Don't generate reg+reg
2911 addressing for TFmode or TDmode quantities.
2913 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2915 * c-common.c (vector_types_convertible_p): Call langhook
2916 instead of comptypes.
2918 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2921 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2922 integral and scalar float variables which have a
2925 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2927 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2928 dwarf_register_span hook when emitting unwind information for
2929 register-to-memory saves.
2930 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2931 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2933 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2935 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2936 for the same VAR_DECL.
2938 2008-03-06 Tom Tromey <tromey@redhat.com>
2941 * doc/standards.texi (Standards): Don't mention treelang.
2942 * doc/invoke.texi (Overall Options): Don't mention treelang.
2943 * doc/install.texi (Prerequisites): Don't mention bison or
2945 (Configuration): Don't mention treelang.
2946 (Building): Likewise.
2947 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2949 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2951 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2952 word-extractions out of a multi-word object.
2954 2008-03-06 Richard Guenther <rguenther@suse.de>
2956 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2957 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2958 result type and precision.
2959 * expr.c (get_inner_reference): Set unsignedp based on the result
2960 type of BIT_FIELD_REF.
2961 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2962 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2963 (try_instantiate_multiple_fields): Likewise. Use the correct type
2965 (sra_build_assignment): Likewise.
2966 (sra_build_elt_assignment): Likewise.
2967 (sra_explode_bitfield_assignment): Likewise.
2968 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2969 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2970 set BIT_FIELD_REF_UNSIGNED.
2971 (vectorizable_load): Likewise.
2973 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2975 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2978 2008-03-06 Richard Guenther <rguenther@suse.de>
2980 * alias.c (struct alias_set_entry): Move has_zero_child field
2981 to pack with alias_set.
2983 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2985 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2988 2008-03-05 Ian Lance Taylor <iant@google.com>
2990 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2992 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2994 * fwprop.c (update_df): Support width and offset parameters of
2996 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2997 global_conflicts): Change DF_REF_EXTRACT to either
2998 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2999 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3000 * df-scan.c (df_ref_record, df_defs_record,
3001 df_ref_create_structure, df_def_record_1, df_uses_record,
3002 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3003 df_bb_refs_collect, df_entry_block_defs_collect,
3004 df_exit_block_uses_collect): Support new width and offset fields.
3005 (ref_extract_pool): New storage pool.
3006 (df_free_ref): New function.
3007 (df_reg_chain_unlink, df_free_collection_rec,
3008 df_sort_and_compress_refs): Call df_free_ref.
3009 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3011 (df_ref_create_structure): Allocate df_ref_extract if offset and
3012 width fields are used.
3013 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3014 (df_uses_record): Get offset and width from ZERO_EXTRACT
3016 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3017 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3018 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3019 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3020 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3021 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3022 (df_ref_extract): New structure.
3023 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3024 (df_ref_create): Add width and offset parameters.
3026 2008-03-05 Richard Guenther <rguenther@suse.de>
3028 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3029 Use ranges_overlap_p.
3030 (offset_overlaps_with_access): Rename
3031 to ranges_overlap_p and move ...
3032 * tree-flow-inline.h (ranges_overlap_p): ... here.
3034 * tree.h (get_inner_reference, handled_component_p): Update
3037 * tree.h (record_component_aliases, get_alias_set,
3038 alias_sets_conflict_p, alias_sets_must_conflict_p,
3039 objects_must_conflict_p): Move declarations ...
3040 * alias.h (record_component_aliases, get_alias_set,
3041 alias_sets_conflict_p, alias_sets_must_conflict_p,
3042 objects_must_conflict_p): ... here.
3043 Include coretypes.h.
3044 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3046 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3048 * cfg.c: Include tree-flow.h.
3049 (remove_edge_raw): Call redirect_edge_var_map_clear.
3050 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3051 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3052 (redirect_edge_var_map_result): New.
3053 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3054 PENDING_STMT use with redirect_edge_var_map_*.
3055 * tree-ssa.c (edge_var_maps): New definition.
3056 (redirect_edge_var_map_add): New.
3057 (redirect_edge_var_map_clear): New.
3058 (redirect_edge_var_map_dup): New.
3059 (redirect_edge_var_map_vector): New.
3060 (redirect_edge_var_map_destroy): New.
3061 (ssa_redirect_edge): Replace PENDING_STMT use with
3062 redirect_edge_var_map_*.
3063 (flush_pending_stmts): Same.
3064 (delete_tree_ssa): Destroy edge var map.
3065 * tree-flow.h (struct _edge_var_map): New.
3066 Define edge_var_map vector type.
3067 Declare redirect_edge_var_map_* prototypes.
3068 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3069 * tree-cfg.c (reinstall_phi_args): Replace
3070 PENDING_STMT use with redirect_edge_var_map_*.
3072 2008-03-05 Richard Guenther <rguenther@suse.de>
3074 PR tree-optimization/35472
3075 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3076 whose single use_stmt has a overlapping set of loaded and
3077 stored symbols as that use_stmt might be a noop assignment then.
3079 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3081 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3083 2008-03-05 Richard Guenther <rguenther@suse.de>
3086 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3087 should be constants.
3088 * tree-cfg.c (verify_expr): Verify it.
3089 * fold-const.c (fold_truthop): Remove code generating
3090 BIT_FIELD_REFs of structure bases.
3091 (fold_binary): Likewise.
3092 (fold_ternary): Position and size of BIT_FIELD_REFs are
3093 always host integers.
3094 (make_bit_field_ref): Remove.
3095 (optimize_bit_field_compare): Remove.
3096 (all_ones_mask_p): Remove.
3098 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3101 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3102 (split_block_and_df_analyze): New. Split basic block and rebuild
3104 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3106 (split_pattern_seq): Likewise.
3107 (erase_matching_seqs): Likewise.
3108 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3110 2008-03-04 Geoff Keating <geoffk@apple.com>
3112 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3113 declaration and code.
3114 (tree_invalid_nonnegative_warnv_p): Likewise.
3116 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3118 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3119 examples. Truncate option-names then causing overfull hbox.
3121 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3124 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3126 * configure: Rebuilt.
3128 2008-03-04 Rafael Espindola <espindola@google.com>
3130 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3131 (tree_unary_nonnegative_warnv_p): New.
3132 (tree_binary_nonnegative_warnv_p): New.
3133 (tree_single_nonnegative_warnv_p): New.
3134 (tree_invalid_nonnegative_warnv_p): New.
3135 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3137 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3140 * opts.c (handle_option): Postpone 'unknown option' errors only for
3143 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3146 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3149 2008-03-04 Rafael Espindola <espindola@google.com>
3151 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3152 (tree_binary_nonzero_warnv_p): New.
3153 (tree_single_nonzero_warnv_p): New.
3154 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3156 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3159 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3160 transformations for modes that have signed zeros.
3161 * ifcvt.c (noce_try_abs): Ditto.
3163 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3165 * config/i386/i386.c (override_options): Force
3166 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3168 2008-03-04 Jan Hubicka <jh@suse.cz>
3171 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3174 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3176 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3177 label to probe the stack.
3179 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3181 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3182 (__gthr_win32_mutex_destroy): Declare.
3183 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3184 __gthr_win32_mutex_destroy.
3185 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3187 2008-03-03 Jan Hubicka <jh@suse.cz>
3190 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3191 aggressive on inlining cold calls.
3193 2008-03-03 Richard Guenther <rguenther@suse.de>
3195 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3196 struct copies into the expression table.
3197 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3198 (try_to_simplify): Likewise.
3199 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3200 integral and pointer arguments which do not change the
3201 precision to NOP_EXPRs.
3202 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3203 VIEW_CONVERT_EXPR case.
3205 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3207 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3208 defined in a loop at depth 0 is invariant.
3209 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3210 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3211 be called at loop depth 0.
3213 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3216 * gcc.c (process_command): Update copyright notice dates.
3217 * gcov.c (print_version): Likewise.
3218 * gcov-dump.c (print_version): Likewise.
3219 * mips-tfile.c (main): Likewise.
3220 * mips-tdump.c (main): Likewise.
3222 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3225 * c-common.c (flag_permissive): Delete.
3226 (constant_expression_warnings): Check flags first.
3227 (constant_expression_error): New.
3228 * c-common.h (flag_permissive): Delete.
3229 (constant_expression_error): Declare.
3230 * flags.h (flag_permissive): Declare. Update description.
3231 * diagnostic.c (pedwarn): Update.
3233 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3234 (permissive_error_kind): New.
3235 * toplev.c (flag_permissive): Define. Update description.
3236 * toplev.h (permissive_error_kind): Declare.
3237 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3238 (pedwarn_c90): Use pedantic_warning_kind.
3239 * c-opts.c (c_common_post_options): flag_permissive does not affect
3240 flag_pedantic_errors.
3242 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3244 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3245 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3246 __absvsi2, __absvDI2): Use unsigned arithmetic.
3248 2008-03-02 Andi Kleen <ak@suse.de>
3249 Richard Guenther <rguenther@suse.de>
3251 * struct-equiv.c: Remove file.
3252 * cfg_cleanup.c (condjump_equiv_p): Remove.
3253 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3254 (struct-equiv.o): Remove rule.
3255 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3256 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3257 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3259 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3261 * ifcvt.c (noce_process_if_block): Try to handle only the then
3262 block if the else block exists but isn't suitable.
3264 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3267 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3268 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3269 regression from previous patch.
3271 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3274 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3276 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3277 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3278 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3279 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3280 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3281 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3282 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3283 (__gthread_mutex_destroy_function): Rename to
3284 __gthread_mutex_destroy.
3285 * gthr-dce.h (__gthread_mutex_destroy): Call
3286 pthread_mutex_destroy.
3287 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3288 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3289 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3291 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3293 * df-scan.c (df_ref_chain_change_bb): Simplify.
3294 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3295 set_block_for_insn if there's any change.
3296 * df.h ((df_insn_change_bb): Fix prototype.
3297 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3298 df_insn_change_bb, don't call set_block_for_insn.
3299 * emit-rtl.c (reorder_insns): Likewise.
3300 * haifa-sched.c (move_insn): Likewise.
3302 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3304 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3306 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3308 * tree-flow-inline.h (next_readonly_imm_use): Return
3309 NULL_USE_OPERAND_P after the end.
3311 2008-03-01 Richard Guenther <rguenther@suse.de>
3313 PR tree-optimization/35411
3314 * tree-sra.c (sra_build_assignment): Split conversion to
3315 final type to a separate statement if we are not assigning
3318 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3320 * fold-const.c (fold_convertible_p): Correct the logic to follow
3321 that in fold_convert().
3323 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3326 * tree-inline.c (build_duplicate_type): When we make a
3327 duplicate type, make it unique in the canonical types system.
3329 2008-02-29 Tom Tromey <tromey@redhat.com>
3331 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3332 input_file_stack_history, input_file_stack_restored): Remove.
3333 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3334 * input.h (struct file_stack): Remove.
3335 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3336 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3338 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3340 (diagnostic_last_module_changed): Add 'map' argument.
3341 (diagnostic_set_last_function): Likewise.
3342 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3343 line map, not input_file_stack.
3344 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3346 2008-02-29 Paul Brook <paul@codesourcery.com>
3348 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3350 2008-02-29 Paul Brook <paul@codesourcery.com>
3352 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3354 2008-02-29 Richard Guenther <rguenther@suse.de>
3356 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3358 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3359 value for comparing for a store match.
3360 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3361 (try_to_simplify): Do not do a full-blown reference lookup.
3363 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3365 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3366 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3368 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3370 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3372 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3373 strides against cache sizes.
3375 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3377 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3380 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3382 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3383 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3384 is smaller than the original promoted value.
3385 (simplify_subreg): If OP is a SUBREG, try to preserve its
3386 SUBREG_PROMOTED_VAR_P information.
3388 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3390 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3391 (VN_INFO_GET): Allocate new objects on the obstack.
3392 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3393 for rpo_numbers_temp, for consistency.
3394 (free_scc_vn): Free the obstack.
3396 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3398 * doc/invoke.texi: Document -ftree-loop-distribution.
3399 * tree-loop-distribution.c: New.
3400 * tree-pass.h (pass_loop_distribution): New.
3401 * graphds.h (struct graph): Add htab_t indices.
3402 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3403 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3404 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3405 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3406 * tree-data-ref.c (debug_data_dependence_relations): New.
3407 (dump_data_dependence_relation): Also print data references.
3408 (free_data_ref): Extern.
3409 (same_access_functions): Moved...
3410 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3411 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3412 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3413 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3414 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3415 (stmts_from_loop): Skip LABEL_EXPR.
3416 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3418 (build_rdg): Initialize rdg->indices htab.
3419 (free_rdg, stores_from_loop, ref_base_address,
3420 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3421 have_similar_memory_accesses_1, ref_base_address_1,
3422 remove_similar_memory_refs): New.
3423 * tree-data-ref.h: Depend on tree-chrec.h.
3424 (debug_data_dependence_relations, free_data_ref): Declared.
3425 (same_access_functions): ... here.
3426 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3428 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3429 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3430 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3431 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3432 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3433 rdg_vertex_for_stmt): Declared.
3434 (struct rdg_edge): Add level.
3436 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3437 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3439 (rdg_has_similar_memory_accesses): New.
3440 * tree-vect-analyze.c: Remove unused static decls.
3441 * lambda.h (dependence_level): New.
3442 * common.opt (ftree-loop-distribution): New.
3443 * tree-flow.h (mark_virtual_ops_in_bb,
3444 slpeel_tree_duplicate_loop_to_edge_cfg,
3445 rename_variables_in_loop): Declared.
3446 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3447 (OBJS-common): Add tree-loop-distribution.o.
3448 (tree-loop-distribution.o): New rule.
3449 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3450 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3451 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3453 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3456 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3457 other than structures and unions.
3459 2008-02-28 Richard Guenther <rguenther@suse.de>
3462 2008-02-26 Richard Guenther <rguenther@suse.de>
3464 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3465 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3466 (lookup_decl_from_uid): Declare.
3467 (remove_decl_from_map): Likewise.
3468 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3469 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3470 (decl_for_uid_map): New global hashtable mapping DECL_UID
3472 (init_ttree): Allocate it.
3473 (insert_decl_to_uid_decl_map): New helper function.
3474 (make_node_stat): Insert new decls into the map.
3475 (copy_node_stat): Likewise.
3476 (lookup_decl_from_uid): New function.
3477 (remove_decl_from_map): Likewise.
3478 (print_decl_for_uid_map_statistics): New helper.
3479 (dump_tree_statistics): Call it.
3481 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3482 (referenced_var_iterator): Adjust.
3483 (FOR_EACH_REFERENCED_VAR): Adjust.
3484 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3485 (num_referenced_vars): Adjust.
3486 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3487 (first_referenced_var): Remove.
3488 (end_referenced_vars_p): Likewise.
3489 (next_referenced_var): Likewise.
3490 (referenced_var_iterator_set): New helper function.
3491 * tree-dfa.c (referenced_var_lookup): Adjust.
3492 (referenced_var_check_and_insert): Likewise.
3493 (remove_referenced_var): Likewise.
3494 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3495 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3496 (verify_call_clobbering): Likewise.
3497 (verify_memory_partitions): Likewise.
3498 (init_tree_ssa): Allocate bitmap instead of hashtable for
3500 (delete_tree_ssa): Adjust.
3501 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3502 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3503 (compute_tag_properties): Likewise.
3504 (set_initial_properties): Likewise.
3505 (find_partition_for): Likewise.
3506 (update_reference_counts): Likewise.
3507 (dump_may_aliases_for): Likewise.
3508 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3509 (add_call_clobber_ops): Likewise.
3510 (add_call_read_ops): Likewise.
3511 (get_asm_expr_operands): Likewise.
3512 * tree-into-ssa.c (dump_decl_set): Likewise.
3513 (update_ssa): Likewise.
3514 * tree-sra.c (scan_function): Likewise.
3515 (decide_instantiations): Likewise.
3516 (scalarize_parms): Likewise.
3517 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3518 (dsa_named_for): Likewise.
3519 * tree-ssa-structalias.c (update_alias_info): Likewise.
3520 (merge_smts_into): Likewise.
3522 2008-02-27 David Daney <ddaney@avtrex.com>
3525 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3526 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3527 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3528 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3529 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3531 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3534 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3535 (BUILT_IN_NEXTTOWARD): Remove.
3536 (BUILT_IN_NEXTTOWARDF): Ditto.
3537 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3538 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3540 2008-02-27 Tom Tromey <tromey@redhat.com>
3542 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3543 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3545 2008-02-27 Jan Beulich <jbeulich@novell.com>
3547 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3548 update the respective field on newdecl.
3550 2008-02-27 Revital Eres <eres@il.ibm.com>
3552 PR rtl-optimization/34999
3553 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3554 crossing edges that ends with a call insn.
3555 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3556 call insn and clear the EDGE_CROSSING flag of the crossing edge
3557 when fixing fallthru edges.
3559 2008-02-27 Richard Guenther <rguenther@suse.de>
3562 * fold-const.c (fold_unary): Return the correct argument,
3563 converted to the result type.
3565 2008-02-27 Richard Guenther <rguenther@suse.de>
3568 * expr.c (expand_expr_real_1): Assert on rotates that operate
3570 * fold-const.c (fold_binary): Use the types precision, not the
3571 bitsize of the mode if folding rotate expressions. Build rotates
3572 only for full modes.
3574 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3576 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3578 * c-pragma.c (pragma_ns_name): New typedef.
3579 (registered_pp_pragmas): New variable.
3580 (c_pp_lookup_pragma): New function.
3581 (c_register_pragma_1): If flag_preprocess_only, do nothing
3582 for non-expanded pragmas, for expanded ones push pragma's
3583 namespace and name into registered_pp_pragmas vector.
3584 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3585 flag_preprocess_only, don't register GCC pch_preprocess
3586 pragma if flag_preprocess_only.
3587 * c-opts.c (c_common_init): Call init_pragma even if
3588 flag_preprocess_only.
3589 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3590 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3591 cpp_register_pragma if flag_preprocess_only.
3593 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3596 * c-parser.c (c_parser_translation_unit): Warn for empty
3597 translation unit, not empty source file.
3599 2008-02-26 Paul Brook <paul@codesourcery.com>
3601 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3602 operand for Thumb-2.
3603 * config/arm/arm.h (reg_class): Add CORE_REGS.
3604 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3605 (BASE_REG_CLASS): Use CORE_REGS.
3606 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3607 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3608 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3609 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3610 ARM_REGNO_OK_FOR_INDEX_P.
3611 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3612 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3613 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3614 (ldm/stm peepholes): Ditto.
3615 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3616 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3617 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3618 * config/arm/constraints.md: Enable "k" constraint on ARM.
3620 2008-02-27 Ben Elliston <bje@au.ibm.com>
3622 * config/rs6000/rs6000.c: Annotate cache line size field in all
3623 instances of struct processor_costs.
3625 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3627 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3628 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3629 jump_bypass): New counters.
3630 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3631 * dce.c (gate_ud_dce): Same.
3632 (gate_fast_dce): Same.
3633 * dse.c (gate_dse1): New function.
3634 (gate_dse2): New function.
3635 (gate_dse): Merge results of new gate functions.
3636 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3637 (gate_handle_jump_bypass): Add dbg_cnt.
3638 (gate_handle_gcse): Add dbg_cnt.
3639 * ifcvt.c (gate_handle_if_conversion): Same.
3640 (gate_handle_if_after_combine): Same.
3641 (gate_handle_if_after_reload): Same.
3642 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3644 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3646 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3648 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3650 2008-02-26 Jason Merrill <jason@redhat.com>
3653 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3654 alone if it's the naming decl for the type's main variant.
3656 2008-02-26 Tom Tromey <tromey@redhat.com>
3658 * system.h (USE_MAPPED_LOCATION): Poison.
3659 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3660 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3661 (make_goto_expr_edges): Likewise.
3662 (remove_bb): Likewise.
3663 (execute_warn_function_return): Likewise.
3664 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3666 * c-common.c (fname_decl): Remove old location code.
3667 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3669 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3671 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3672 (gen_rtx_ASM_INPUT): Likewise.
3673 (gen_rtx_ASM_INPUT_loc): Likewise.
3674 (get_rtx_asm_OPERANDS): Remove.
3675 * cfglayout.c (insn_locators_alloc): Remove old location code.
3676 (set_curr_insn_source_location): Likewise.
3677 (curr_insn_locator): Likewise.
3678 * print-tree.c (print_node): Remove old location code.
3679 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3680 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3681 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3682 location_from_locus.
3683 (construct_exit_block): Remove old location code.
3684 * emit-rtl.c (force_next_line_note): Remove old location code.
3685 * profile.c (branch_prob): Remove old location code.
3686 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3687 LOC_LINE): Remove old-location variants.
3688 * langhooks.c (lhd_print_error_function): Remove old location
3690 * configure, config.in: Rebuilt.
3691 * configure.ac (--enable-mapped-location): Remove.
3692 * c-decl.c (c_init_decl_processing): Remove old location code.
3693 (finish_function): Likewise.
3694 * recog.c (decode_asm_operands): Remove old location code.
3695 * c-pch.c (c_common_read_pch): Remove old location code.
3696 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3698 * gimple-low.c (lower_function_body): Remove old location code.
3699 * toplev.c (unknown_location): Remove.
3700 (push_srcloc): Remove old-location variant.
3701 (process_options): Remove old location code.
3702 (lang_dependent_init): Likewise.
3703 * input.h (UNKNOWN_LOCATION): Move definition.
3704 (location_t): Undeprecate.
3705 (source_locus): Remove.
3706 (location_from_locus): Remove.
3707 (struct location_s): Remove.
3708 Remove all old-location code.
3709 (input_line, input_filename): Remove.
3710 * final.c (final_scan_insn): Remove old location code.
3711 * diagnostic.c (diagnostic_build_prefix): Remove
3712 USE_MAPPED_LOCATION test.
3713 * tree.h (gimple_stmt) <locus>: Now a location_t.
3714 (tree_exp) <locus>: Likewise.
3715 (DECL_IS_BUILTIN): Remove old-location variant.
3716 (annotate_with_file_line, annotate_with_locus): Likewise.
3717 (expr_locus, set_expr_locus): Update.
3718 * tree.c (build1_stat): Remove old location code.
3719 (last_annotated_node): Remove.
3720 (annotate_with_file_line): Remove old-location variant.
3721 (annotate_with_locus): Likewise.
3722 (expr_location): Remove old location code.
3723 (set_expr_location): Likewise.
3724 (expr_has_location): Likewise.
3725 (expr_locus): Likewise.
3726 (set_expr_locus): Likewise.
3727 (expr_filename): Don't use location_from_locus.
3728 (expr_lineno): Likewise.
3729 * rtl-error.c (location_for_asm): Remove old location code.
3730 * c-lex.c (cb_line_change): Remove old location code.
3731 (fe_file_change): Likewise.
3732 (cb_def_pragma): Likewise.
3733 (c_lex_with_flags): Likewise.
3734 * gengtype.c (do_typedef): Don't special-case location types.
3735 (define_location_structures): Remove.
3736 (main): Don't call define_location_structures.
3737 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3740 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3743 * builtins.def (BUILT_IN_STDARG_START): Remove.
3744 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3745 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3746 * tree-inline.c (inline_forbidden_p_1): Likewise.
3748 2008-02-26 Richard Guenther <rguenther@suse.de>
3750 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3751 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3752 (lookup_decl_from_uid): Declare.
3753 (remove_decl_from_map): Likewise.
3754 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3755 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3756 (decl_for_uid_map): New global hashtable mapping DECL_UID
3758 (init_ttree): Allocate it.
3759 (insert_decl_to_uid_decl_map): New helper function.
3760 (make_node_stat): Insert new decls into the map.
3761 (copy_node_stat): Likewise.
3762 (lookup_decl_from_uid): New function.
3763 (remove_decl_from_map): Likewise.
3764 (print_decl_for_uid_map_statistics): New helper.
3765 (dump_tree_statistics): Call it.
3767 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3768 (referenced_var_iterator): Adjust.
3769 (FOR_EACH_REFERENCED_VAR): Adjust.
3770 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3771 (num_referenced_vars): Adjust.
3772 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3773 (first_referenced_var): Remove.
3774 (end_referenced_vars_p): Likewise.
3775 (next_referenced_var): Likewise.
3776 (referenced_var_iterator_set): New helper function.
3777 * tree-dfa.c (referenced_var_lookup): Adjust.
3778 (referenced_var_check_and_insert): Likewise.
3779 (remove_referenced_var): Likewise.
3780 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3781 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3782 (verify_call_clobbering): Likewise.
3783 (verify_memory_partitions): Likewise.
3784 (init_tree_ssa): Allocate bitmap instead of hashtable for
3786 (delete_tree_ssa): Adjust.
3787 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3788 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3789 (compute_tag_properties): Likewise.
3790 (set_initial_properties): Likewise.
3791 (find_partition_for): Likewise.
3792 (update_reference_counts): Likewise.
3793 (dump_may_aliases_for): Likewise.
3794 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3795 (add_call_clobber_ops): Likewise.
3796 (add_call_read_ops): Likewise.
3797 (get_asm_expr_operands): Likewise.
3798 * tree-into-ssa.c (dump_decl_set): Likewise.
3799 (update_ssa): Likewise.
3800 * tree-sra.c (scan_function): Likewise.
3801 (decide_instantiations): Likewise.
3802 (scalarize_parms): Likewise.
3803 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3804 (dsa_named_for): Likewise.
3805 * tree-ssa-structalias.c (update_alias_info): Likewise.
3806 (merge_smts_into): Likewise.
3808 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3811 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3812 * c-opts.c (c_common_handle_option): Wall enables
3813 Wvolatile-register-var.
3814 * common.opt: Move Wvolatile-register-var to...
3817 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3819 * common.opt (Wlarger-than=): New.
3820 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3822 * opts.c (common_handle_option): Handle -Wlarger-than=.
3823 * optc-gen.awk: Likewise.
3824 * opth-gen.awk: Likewise.
3825 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3826 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3828 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3830 * c-common.c (match_case_to_enum_1): Add appropriate
3831 OPT_W* parameter to warning.
3832 (c_do_switch_warnings): Likewise.
3833 * c-typeck.c (warning_init): Add one more parameter following
3835 (push_init_level): Update call to warning_init.
3836 (pop_init_level): Likewise.
3837 (add_pending_init): Likewise.
3838 (output_init_element: Likewise.
3840 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3843 * toplev.c (toplev_main): If there are warnings or error, print
3844 errors for ignored options.
3845 * opts.c (ignored_options): New static variable.
3846 (postpone_unknown_option_error): New.
3847 (print_ignored_options): New.
3848 (handle_option): Postpone errors for unknown -Wno-* options.
3849 * opts.h (print_ignored_options): Declare.
3851 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3853 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3856 2008-02-25 Richard Guenther <rguenther@suse.de>
3859 2008-02-25 Richard Guenther <rguenther@suse.de>
3861 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3862 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3863 (lookup_decl_from_uid): Declare.
3864 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3865 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3866 (decl_for_uid_map): New global hashtable mapping DECL_UID
3868 (init_ttree): Allocate it.
3869 (insert_decl_to_uid_decl_map): New helper function.
3870 (make_node_stat): Insert new decls into the map.
3871 (copy_node_stat): Likewise.
3872 (lookup_decl_from_uid): New function.
3873 (print_decl_for_uid_map_statistics): New helper.
3874 (dump_tree_statistics): Call it.
3876 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3877 (referenced_var_iterator): Adjust.
3878 (FOR_EACH_REFERENCED_VAR): Adjust.
3879 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3880 (num_referenced_vars): Adjust.
3881 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3882 (first_referenced_var): Remove.
3883 (end_referenced_vars_p): Likewise.
3884 (next_referenced_var): Likewise.
3885 (referenced_var_iterator_set): New helper function.
3886 * tree-dfa.c (referenced_var_lookup): Adjust.
3887 (referenced_var_check_and_insert): Likewise.
3888 (remove_referenced_var): Likewise.
3889 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3890 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3891 (verify_call_clobbering): Likewise.
3892 (verify_memory_partitions): Likewise.
3893 (init_tree_ssa): Allocate bitmap instead of hashtable for
3895 (delete_tree_ssa): Adjust.
3896 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3897 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3898 (compute_tag_properties): Likewise.
3899 (set_initial_properties): Likewise.
3900 (find_partition_for): Likewise.
3901 (update_reference_counts): Likewise.
3902 (dump_may_aliases_for): Likewise.
3903 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3904 (add_call_clobber_ops): Likewise.
3905 (add_call_read_ops): Likewise.
3906 (get_asm_expr_operands): Likewise.
3907 * tree-into-ssa.c (dump_decl_set): Likewise.
3908 (update_ssa): Likewise.
3909 * tree-sra.c (scan_function): Likewise.
3910 (decide_instantiations): Likewise.
3911 (scalarize_parms): Likewise.
3912 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3913 (dsa_named_for): Likewise.
3914 * tree-ssa-structalias.c (update_alias_info): Likewise.
3915 (merge_smts_into): Likewise.
3917 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3920 * doc/invoke.texi (-fcx-limited-range): Document new option.
3921 * toplev.c (process_options): Handle -fcx-fortran-rules.
3922 * common.opt: Add documentation for -fcx-fortran-rules.
3924 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3927 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3928 actual behaviour and C99.
3930 2008-02-26 Ben Elliston <bje@au.ibm.com>
3932 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3933 (ASM_CPU_POWER6_SPEC): Likewise.
3934 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3935 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3936 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3938 2008-02-25 Richard Guenther <rguenther@suse.de>
3940 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3941 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3942 (lookup_decl_from_uid): Declare.
3943 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3944 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3945 (decl_for_uid_map): New global hashtable mapping DECL_UID
3947 (init_ttree): Allocate it.
3948 (insert_decl_to_uid_decl_map): New helper function.
3949 (make_node_stat): Insert new decls into the map.
3950 (copy_node_stat): Likewise.
3951 (lookup_decl_from_uid): New function.
3952 (print_decl_for_uid_map_statistics): New helper.
3953 (dump_tree_statistics): Call it.
3955 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3956 (referenced_var_iterator): Adjust.
3957 (FOR_EACH_REFERENCED_VAR): Adjust.
3958 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3959 (num_referenced_vars): Adjust.
3960 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3961 (first_referenced_var): Remove.
3962 (end_referenced_vars_p): Likewise.
3963 (next_referenced_var): Likewise.
3964 (referenced_var_iterator_set): New helper function.
3965 * tree-dfa.c (referenced_var_lookup): Adjust.
3966 (referenced_var_check_and_insert): Likewise.
3967 (remove_referenced_var): Likewise.
3968 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3969 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3970 (verify_call_clobbering): Likewise.
3971 (verify_memory_partitions): Likewise.
3972 (init_tree_ssa): Allocate bitmap instead of hashtable for
3974 (delete_tree_ssa): Adjust.
3975 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3976 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3977 (compute_tag_properties): Likewise.
3978 (set_initial_properties): Likewise.
3979 (find_partition_for): Likewise.
3980 (update_reference_counts): Likewise.
3981 (dump_may_aliases_for): Likewise.
3982 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3983 (add_call_clobber_ops): Likewise.
3984 (add_call_read_ops): Likewise.
3985 (get_asm_expr_operands): Likewise.
3986 * tree-into-ssa.c (dump_decl_set): Likewise.
3987 (update_ssa): Likewise.
3988 * tree-sra.c (scan_function): Likewise.
3989 (decide_instantiations): Likewise.
3990 (scalarize_parms): Likewise.
3991 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3992 (dsa_named_for): Likewise.
3993 * tree-ssa-structalias.c (update_alias_info): Likewise.
3994 (merge_smts_into): Likewise.
3996 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3999 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4000 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4001 * alias.h (nonoverlapping_memrefs_p): Likewise.
4003 2008-02-25 Jan Beulich <jbeulich@novell.com>
4005 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4006 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4007 __emultls_get_address, __emultls_register_common,
4008 __floatundi?f, and _Unwind_GetIPInfo.
4009 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4010 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4011 (gen_regparm_prefix): Likewise.
4012 (i386_nlm_encode_section_info): Sync with
4013 config/i386/winnt.c:i386_pe_encode_section_info().
4014 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4015 i386_nlm_mangle_decl_assembler_name): New.
4016 (netware_override_options): New.
4017 * config/i386/netware.h (netware_override_options): Declare.
4018 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4019 (i386_nlm_mangle_decl_assembler_name): Declare.
4020 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4022 2008-02-25 Ben Elliston <bje@au.ibm.com>
4025 * c-decl.c (grokdeclarator): Remove unused local variables
4026 `typedef_type' and `type_as_written'.
4028 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4029 unused local variable `has_hot_blocks'.
4030 (fix_crossing_conditional_branches): Remove unused local variable
4033 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4036 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4037 using DEF_C99_BUILTIN.
4038 (BUILT_IN_NANF): Ditto.
4039 (BUILT_IN_NANL): Ditto.
4041 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4042 Revital Eres <eres@il.ibm.com>
4044 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4045 regarding the order of two dependent insns in the same row.
4047 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4049 * stor-layout.c (layout_decl): Do not bump the alignment of a
4050 bit-field to more than byte alignment if it is packed.
4052 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4054 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4057 2008-02-24 Diego Novillo <dnovillo@google.com>
4059 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4062 * tree-vrp.c (vrp_evaluate_conditional): With
4063 -Wtype-limits, emit a warning when comparing against a
4064 constant outside the natural range of OP0's type.
4065 * c.opt (Wtype-limits): Move ...
4066 * common.opt (Wtype-limits): ... here.
4068 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4070 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4071 * config/rs6000/e300c2c3.md: New file.
4072 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4074 (rs6000_override_options): Add e300c2 and e300c3 cases to
4075 processor_target_table. Do not allow usage of Altivec or Spe
4076 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4077 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4078 * config/rs6000/rs6000.h (processor_type): Add
4079 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4080 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4081 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4082 and ppce300c3. Include e300c2c3.md.
4084 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4086 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4087 instead of TARGET_STRICT_ALIGN.
4089 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4091 * explow.c (memory_address): Assert that the generated address is
4094 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4097 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4098 * config/darwin-ppc-ldouble-patch.def: New file.
4099 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4100 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4101 SUBTARGET_INIT_BUILTINS if defined.
4102 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4105 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4108 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4109 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4111 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4114 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4115 file" warning condtional on -Winvalid-PCH.
4117 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4119 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4121 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4125 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4126 prevent reload from using MMX registers.
4127 (*mov<mode>_internal): Ditto.
4128 (*movv2sf_internal_rex64): Ditto.
4129 (*movv2sf_internal): Ditto.
4131 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4133 PR documentation/31569
4134 * doc/install.texi2html: Use makeinfo --no-number-sections.
4136 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4138 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4139 ensure that we can address an entire entity > 8 bytes. Don't
4140 generate reg+reg addressing for such data.
4142 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4144 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4145 strings when optimizing for size, unless the target cares about
4148 2008-02-22 Tom Tromey <tromey@redhat.com>
4150 * regclass.c (current_pass): Remove declaration.
4152 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4154 * config/avr/libgcc.S (__RAMPZ__): Define.
4155 (__do_copy_data): Add for devices with 128KB code memory.
4157 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4159 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4161 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4163 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4165 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4168 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4171 * c-typeck.c (build_binary_op): Warn about floating point
4172 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4174 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4177 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4178 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4180 (rs6000_override_options): Set altivec_abi as default, not override,
4181 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4182 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4183 is used; use new member spe_abi.
4184 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4185 spe_abi and altivec_abi.
4187 2008-02-22 Tomas Bily <tbily@suse.cz>
4189 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4191 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4194 * config.build (build_file_translate): Set to `CMD //c' only if
4196 * Makefile.in (build_file_translate): Improve comment.
4198 2008-02-21 Jan Hubicka <jh@suse.cz>
4200 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4201 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4202 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4204 2008-02-21 Michael Matz <matz@suse.de>
4207 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4209 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4211 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4212 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4214 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4215 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4216 SSE_VEC_FLOAT_MODE_P as insn constraint.
4217 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4218 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4219 sse4a_movntdf using MODEF mode iterator.
4220 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4221 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4222 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4223 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4224 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4225 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4226 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4228 2008-02-21 Richard Guenther <rguenther@suse.de>
4230 * tree.def (PAREN_EXPR): New tree code.
4231 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4233 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4234 * expr.c (expand_expr_real_1): Likewise.
4235 * tree-inline.c (estimate_num_insns_1): Likewise.
4236 * tree-complex.c (expand_complex_move): Likewise.
4237 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4240 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4243 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4245 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4248 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4250 * config/sh/sh.c (find_barrier): Don't go past
4251 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4253 2008-02-20 DJ Delorie <dj@redhat.com>
4255 * config/h8300/h8300.md (insv): Force source operand to be a register.
4257 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4258 as a jump, not as a plain insn.
4260 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4262 * doc/invoke.texi (Warning Options): Add new option
4263 -Wframe-larger-than=.
4264 (-Wframe-larger-than): Document.
4266 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4267 Add declarations for new option variables.
4269 * final.c (final_start_function): Check the frame size
4270 before emission and issue a Wframe-larger-than warning.
4272 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4273 Add definitions for new option variables.
4274 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4276 * common.opt (Wframe-larger-than=): New option.
4278 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4280 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4281 (<sse>_div<mode>3): Ditto.
4282 (<sse>_vmdiv<mode>3): Ditto.
4283 (<sse>_vmsqrt<mode>2): Ditto.
4284 (*smax<mode>3): Ditto.
4285 (sse5_frcz<mode>2): Ditto.
4286 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4289 2008-02-20 Richard Guenther <rguenther@suse.de>
4292 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4293 be happy with INTEGRAL_TYPE_P.
4295 2008-02-20 Richard Guenther <rguenther@suse.de>
4297 * fold-const.c (split_tree): Associate floatig-point expressions
4298 if flag_associative_math is set.
4300 2008-02-20 Richard Guenther <rguenther@suse.de>
4302 * tree.h (fold_real_zero_addition_p): Declare.
4303 * fold-const.c (fold_real_zero_addition_p): Export.
4304 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4305 floating-point operations with zero and one.
4307 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4309 * doc/install.texi: Correct references to CFLAGS, replacing them
4310 with BOOT_CFLAGS. Document flags used during bootstrap for
4313 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4315 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4316 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4317 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4319 (smin<mode>3): Ditto from similar patterns.
4320 (smax<mode>3): Ditto.
4321 (*ieee_smin<mode>3): Ditto.
4322 (*ieee_smax<mode>3): Ditto.
4323 * config/i386/sse.md (sse): New mode attribute.
4324 (mov<mode>): Macroize expander from movv4sf and movv2df using
4325 SSEMODEF2P mode iterator.
4326 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4327 SSE_VEC_FLOAT_MODE_P as insn constraint.
4328 (storent<mode>): Ditto.
4329 (storent<mode>): Macroize expander from storentsf and storentdf using
4330 MODEF mode iterator.
4331 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4332 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4333 (abs<mode>2): Ditto from similar patterns.
4334 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4335 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4336 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4337 (<sse>_vmsqrt<mode>2): Ditto.
4338 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4339 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4340 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4341 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4342 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4343 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4344 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4346 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4347 iterator and SSE_FLOAT_MODE_P as insn constraint.
4348 (<sse>_ucomi): Ditto from similar patterns.
4349 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4350 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4351 SSE_VEC_FLOAT_MODE_P as insn constraint.
4352 (vcond<mode>): Ditto from similar patterns.
4353 (and<mode>3, *and<mode>3): Ditto.
4354 (<sse>_nand<mode>3): Ditto.
4355 (ior<mode>3, *ior<mode>3): Ditto.
4356 (xor<mode>3, *xor<mode>3): Ditto.
4357 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4358 iterator and SSE_FLOAT_MODE_P as insn constraint.
4359 (*nand<mode>3): Ditto from similar patterns.
4360 (*ior<mode>3): Ditto.
4361 (*xor<mode>3): Ditto.
4363 2008-02-20 Ira Rosen <irar@il.ibm.com>
4365 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4366 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4367 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4369 2008-02-19 Jan Hubicka <jh@suse.cz>
4371 * predict.c (tree_bb_level_predictions): Remove variable next
4372 mistakely introduced by previous commit.
4374 2008-02-19 Jan Hubicka <jh@suse.cz>
4376 * predict.c (predict_paths_leading_to): Rewrite.
4377 (predict_paths_for_bb): New.
4378 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4380 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4383 * Makefile.in (build_file_translate): New.
4384 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4385 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4386 * configure.ac (build_file_translate): Substitute it.
4387 * configure: Regenerate.
4389 2008-02-19 Jan Hubicka <jh@suse.cz>
4391 PR rtl-optimization/34408
4392 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4395 2008-02-19 Jan Hubicka <jh@suse.cz>
4398 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4401 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4404 * config/i386/i386-modes.def: Revert the last DI alignment
4405 change until Ada people can look into it.
4407 2008-02-19 Nick Clifton <nickc@redhat.com>
4409 * opts.c (print_specific_help): Fix typo in --help text.
4411 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4414 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4415 32-bit inline asm without asm alternatives for host GCC < 3.0.
4417 2008-02-19 Richard Guenther <rguenther@suse.de>
4419 PR tree-optimization/34989
4420 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4421 Allow propagation to INDIRECT_REF if we can simplify only.
4423 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4425 * c-common.c (warn_for_collisions_1): Use appropriate option when
4428 2008-02-19 Nick Clifton <nickc@redhat.com>
4431 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4432 (handle_options): Fix indentation.
4433 (print_filtered_help): If no language-specific options were
4434 displayed tell the user how to list all the options supported by
4435 the language's front-end.
4436 (print_specific_help): Fix indentation and remove duplicate line.
4437 (common_handle_option): Handle the -v option.
4438 For --help enable the display of undocumented options if the -v
4439 switch has been included on the command line.
4440 For --help= check for overlaps in the arguments between the option
4441 classes and the language names and issue a warning when they
4442 cannot be disambiguated.
4443 * c.opt (v): Pass on to the common option handler.
4445 2008-02-19 Revital Eres <eres@il.ibm.com>
4447 * modulo-sched.c (sms_schedule): Change dump message when
4448 create_ddg function fails.
4449 (try_scheduling_node_in_cycle): Rename row to cycle.
4450 (print_partial_schedule): Rename CYCLE to ROW.
4452 2008-02-19 Christian Bruel <christian.bruel@st.com>
4453 Zdenek Dvorak <ook@ucw.cz>
4455 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4457 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4460 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4461 (*x86_movdicc_0_m1_se): Ditto.
4463 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4465 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4466 (CMPtype): Define as __gcc_CMPtype.
4467 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4468 (CMPtype): Define as __gcc_CMPtype.
4470 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4472 Support valgrind 3.3 for --enable-checking=valgrind.
4473 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4475 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4476 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4477 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4478 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4479 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4480 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4481 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4483 * ggc-zone.c: Similar.
4484 * ggc-page.c: Similar.
4486 2008-02-19 Paul Brook <paul@codesourcery.com>
4489 * config/arm/ieee754-df.S: Fix do_it typo.
4490 * config/arm/ieee754-sf.S: Fix do_it typo.
4492 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4495 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4496 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4497 (OPTION_MASK_ISA_SSE_SET): Likewise.
4498 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4499 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4500 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4501 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4502 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4503 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4504 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4505 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4506 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4507 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4508 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4509 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4510 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4511 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4512 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4513 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4514 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4515 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4516 (OPTION_MASK_ISA_SSE4): Removed.
4517 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4518 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4519 (override_options): Don't turn on implied SSE/MMX bits in
4522 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4524 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4527 2008-02-18 Joey Ye <joey.ye@intel.com>
4530 * tree-nested.c (insert_field_into_struct): Set type alignment
4531 to field alignment if the former is less than the latter.
4533 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4535 * BASE-VER: Set to 4.4.0.
4537 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4539 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4540 * doc/cfg.texi: Likewise.
4541 * doc/extend.texi: Likewise.
4542 * doc/gty.texi: Likewise.
4543 * doc/invoke.texi: Likewise.
4544 * doc/loop.texi: Likewise.
4545 * doc/md.texi: Likewise.
4546 * doc/passes.texi: Likewise.
4547 * doc/rtl.texi: Likewise.
4548 * doc/sourcebuild.texi: Likewise.
4549 * doc/tm.texi: Likewise.
4550 * doc/tree-ssa.texi: Likewise.
4552 2008-02-17 Richard Guenther <rguenther@suse.de>
4555 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4556 without default definition.
4558 2008-02-17 Richard Guenther <rguenther@suse.de>
4560 PR tree-optimization/35231
4561 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4564 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4567 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4568 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4569 libgcc_cmp_return mode.
4571 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4574 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4576 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4578 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4581 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4583 * doc/c-tree.texi: Use `@.' where appropriate.
4584 * doc/extend.texi: Likewise.
4585 * doc/install.texi: Likewise.
4586 * doc/invoke.texi: Likewise.
4587 * doc/loop.texi: Likewise.
4588 * doc/makefile.texi: Likewise.
4589 * doc/md.texi: Likewise.
4590 * doc/passes.texi: Likewise.
4591 * doc/standards.texi: Likewise.
4592 * doc/tm.texi: Likewise.
4594 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4597 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4599 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4600 rather than in entry_bb.
4602 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4604 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4605 libgcc_cmp_return mode.
4607 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4610 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4611 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4613 2008-02-15 Richard Guenther <rguenther@suse.de>
4614 Zdenek Dvorak <ook@ucw.cz>
4616 PR tree-optimization/35164
4617 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4618 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4619 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4620 Only propagate addresses which do not have abnormal SSA_NAMEs
4623 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4626 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4628 2008-02-15 Jan Hubicka <jh@suse.cz>
4631 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4633 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4636 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4637 when calculating alignment_pad.
4639 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4641 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4642 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4643 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4644 and STACK_BOUNDARY define.
4646 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4648 PR preprocessor/35061
4649 * c-pragma.c (handle_pragma_pop_macro): Check that
4650 pushed_macro_table has been allocated.
4652 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4655 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4656 (force_gimple_operand): Likewise.
4657 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4658 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4659 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4660 (find_interesting_uses_address): Check addressability and alignment
4661 of the base expression only after substituting bases of IVs into it.
4663 2008-02-14 Michael Matz <matz@suse.de>
4666 * function.c (instantiate_virtual_regs_in_insn): Reload address
4667 before falling back to reloading the whole operand.
4669 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4671 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4672 before the first section switch note.
4674 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4676 * doc/bugreport.texi: Update copyright years.
4677 * doc/c-tree.texi: Likewise.
4678 * doc/cfg.texi: Likewise.
4679 * doc/cpp.texi: Likewise.
4680 * doc/cppinternals.texi: Likewise.
4681 * doc/fragments.texi: Likewise.
4682 * doc/frontends.texi: Likewise.
4683 * doc/gcc.texi: Likewise.
4684 * doc/gty.texi: Likewise.
4685 * doc/hostconfig.texi: Likewise.
4686 * doc/implement-c.texi: Likewise.
4687 * doc/libgcc.texi: Likewise.
4688 * doc/loop.texi: Likewise.
4689 * doc/makefile.texi: Likewise.
4690 * doc/options.texi: Likewise.
4691 * doc/passes.texi: Likewise.
4692 * doc/rtl.texi: Likewise.
4693 * doc/sourcebuild.texi: Likewise.
4694 * doc/standards.texi: Likewise.
4695 * doc/tree-ssa.texi: Likewise.
4696 * doc/trouble.texi: Likewise.
4698 * doc/extend.texi: Use @: or add comma where appropriate.
4699 * doc/invoke.texi: Likewise.
4700 * doc/tm.texi: Likewise.
4702 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4705 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4708 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4710 * doc/md.texi (clz, ctz): Add reference.
4711 * doc/rtl.texi (clz, ctz): Likewise.
4713 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4716 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4719 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4721 * config/s390/s390.c (struct constant_pool): New field
4722 emit_pool_after added.
4723 (s390_mainpool_start): Set the emit_pool_after flag according
4724 to the section switch notes.
4725 (s390_mainpool_finish): Consider emit_pool_after when emitting
4726 the literal pool at the end of the function.
4727 (s390_chunkify_start): Force literal pool splits at section
4730 2008-02-13 Michael Matz <matz@suse.de>
4733 * var-tracking.c (clobber_variable_part): Correctly traverse the
4736 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4739 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4740 Add -fdump-ipa-inline.
4741 * tree-dump.c (dump_files): Remove tree-inlined dump.
4742 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4744 2008-02-12 Richard Guenther <rguenther@suse.de>
4746 PR tree-optimization/35171
4747 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4750 2008-02-12 Richard Guenther <rguenther@suse.de>
4753 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4754 value-preserving mode. Disallow final truncation.
4756 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4759 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4760 code from here to...
4761 (force_gimple_operand): ...here.
4763 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4766 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4767 non-compatible pointers.
4768 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4769 different FIELD_DECLs, try harder by comparing field offsets, sizes
4773 * function.c (match_asm_constraints_1): Don't replace the same input
4776 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4778 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4779 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4780 (expand_epilogue): Restore RAMPZ register.
4781 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4783 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4785 * config/i386/cygwin.asm: (__alloca): Correct calling
4786 convention and alignment.
4787 (__chkstk): Force 8 byte stack alignment.
4789 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4790 Richard Guenther <rguenther@suse.de>
4792 PR tree-optimization/33992
4793 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4794 the zero we compare against.
4796 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4799 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4800 to CloseHandle after unlocking to prevent accumulation of handle
4803 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4806 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4807 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4808 and update LABEL_NUSES during and after reload.
4810 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4813 * combine.c (simplify_if_then_else): Make sure the comparison is
4814 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4816 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4819 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4820 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4821 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4822 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4823 * tree.h (get_type_static_bounds): Likewise.
4825 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4827 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4828 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4829 Make -Wfoo language annotations match what the compiler outputs.
4831 2008-02-08 Sa Liu <saliu@de.ibm.com>
4833 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4834 intrinsics spu_convts, spu_convtu, spu_convtf.
4835 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4837 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4839 * doc/extend.texi (Function Attributes) <noinline>: Mention
4840 asm ("") as method to keep calls.
4842 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4845 * doc/options.texi (Options): Replace references to opts.sh with
4847 * opts-common.c: Likewise.
4848 * optc-gen.awk: Likewise.
4850 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4852 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4854 2008-02-07 Richard Henderson <rth@redhat.com>
4857 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4858 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4861 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4863 PR tree-optimization/35085
4864 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4865 for operand entry oe2 in addition to operand entry oe3 in order to
4866 expose more opportunities for vectorizer sum reduction.
4868 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4871 * Makefile.in (LIBS): Remove $(GMPLIBS).
4872 (cc1-dummy, cc1): Add $(GMPLIBS).
4874 2008-02-06 Jan Hubicka <jh@suse.cz>
4877 * i386.md (moddf_integer): Do not produce partial memory stalls for
4878 targets where it hurts.
4880 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4883 * optabs.c (expand_float): Do not check for decimal modes when
4884 expanding unsigned integer through signed conversion.
4886 2008-02-06 Nick Clifton <nickc@redhat.com>
4888 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4889 inside the clobber with a match_operand and duplicated operand
4890 number in the constraint.
4891 (ineqbranchsi): Delete redundant comment.
4893 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4895 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4896 builtin_define ("__USE_INIT_FINI__").
4897 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4899 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4901 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4903 PR documentation/30330
4904 * doc/invoke.texi (C++ Dialect Options)
4905 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4906 For each warning option -Wfoo that allows -Wno-foo, ensure both
4907 -Wfoo and -Wno-foo are listed in the option index. Fix index
4908 entry of -Wswitch-default, index -Wnormalized= including the
4909 `=', and -Wlarger-than-@var{len} including @var{len}.
4911 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4913 * config/i386/i386.md (floatunssisf2): Use
4914 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4915 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4916 Macroize expander using MODEF mode iterator.
4918 2008-02-05 Diego Novillo <dnovillo@google.com>
4920 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4923 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4925 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4928 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4930 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4933 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4934 to indicate if a message should be generated.
4935 (init_cumulative_args): Updated.
4936 (function_value_32): Likewise.
4938 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4940 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4942 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4945 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4946 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4948 2008-02-04 Diego Novillo <dnovillo@google.com>
4950 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4953 * tree-vrp.c (vrp_evaluate_conditional): With
4954 -Wtype-limits, emit a warning when comparing against a
4955 constant outside the natural range of OP0's type.
4957 2008-02-04 Richard Guenther <rguenther@suse.de>
4960 * expr.c (count_type_elements): Give for unions instead of
4963 2008-02-04 Richard Guenther <rguenther@suse.de>
4966 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4967 to TYPE_DOMAINs base type instead of using bitsizetype here.
4969 2008-02-03 Jason Merrill <jason@redhat.com>
4971 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4973 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4976 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4977 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4978 (RS/6000 and PowerPC Options): Fix typos and markup.
4979 * doc/passes.texi (Tree-SSA passes): Likewise.
4981 2008-02-02 Michael Matz <matz@suse.de>
4984 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4985 from record_last_reg_set_info.
4986 (record_last_reg_set_info): Take an RTX argument, iterate over all
4987 constituent hardregs.
4988 (record_last_set_info, record_opr_changes): Change calls to
4989 new signature or to record_last_reg_set_info_regno.
4991 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4993 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4995 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4997 PR rtl-optimization/34773
4998 * reg-notes.def (EQUAL): Mention significance of combination of
4999 REG_EQUAL and REG_RETVAL.
5000 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5001 insn that has a REG_RETVAL.
5003 2008-02-01 Roger Sayle <roger@eyesopen.com>
5006 * configure.ac (--enable-fixed-point): Disable unless explicitly
5008 * configure: Regenerate.
5010 2008-02-01 Richard Guenther <rguenther@suse.de>
5013 * invoke.texi (-finline-limit): Remove no longer true parts
5014 of the documentation. Note that there is no default value.
5016 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5017 Mark Mitchell <mark@codesourcery.com>
5018 Ben Elliston <bje@au.ibm.com>
5021 * doc/extend.texi (Other Builtins): Document.
5023 2008-01-31 Tom Browder <tom.browder@gmail.com>
5025 * doc/c-tree.texi (Types): Fix grammar.
5026 (Expression trees): Ditto.
5027 * doc/passes.texi (Tree-SSA passes): Ditto.
5029 * doc/configterms.texi (Configure Terms): Fix typo.
5030 * doc/cpp.texi (Common Predefined Macros): Ditto.
5031 * doc/md.texi (Machine Constraints): Ditto.
5033 * doc/makefile.texi (Makefile): Add comma.
5035 2008-01-31 Tom Browder <tom.browder@gmail.com>
5036 Gerald Pfeifer <gerald@pfeifer.com>
5038 * doc/sourcebuild.texi (Front End): Remove references to CVS
5039 and CVSROOT/modules.
5040 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5041 (Back End): Remove reference to CVS.
5043 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5046 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5048 (mips16_gp_pseudo_reg): ...here.
5049 * config/mips/mips.md (load_const_gp): Replace with...
5050 (load_const_gp_<mode>): ...this :P-based insn.
5052 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5054 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5055 options. Minor fixes.
5056 (-std): Move reference to standards closer to where language
5057 standards are first mentioned.
5059 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5061 PR rtl-optimization/34995
5062 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5063 parameter and return a bool. If the rtx parameter is nonnull,
5064 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5065 (find_reloads): Update call accordingly. Pass the new operand
5066 if it needed no address reloads, otherwise pass null.
5068 2008-01-30 Richard Henderson <rth@redhat.com>
5071 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5072 for unbounded arrays.
5074 2008-01-30 Silvius Rus <rus@google.com>
5076 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5078 2008-01-30 Jan Hubicka <jh@suse.cz>
5081 * i386.c (init_cumulative_args): Use real function declaration when
5084 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5086 PR rtl-optimization/34998
5087 * global.c (build_insn_chain): Treat non-subreg_lowpart
5088 SUBREGs of pseudos as clobbering all the words covered by the
5089 SUBREG, not just all the bytes.
5090 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5091 original df_ref rather than an extract parameter.
5092 (global_conflicts): Update call accordingly.
5094 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5096 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5097 the overflow check to make it easier to read.
5098 (__fixtfdi): Change the type of the ll member in union
5099 long_double to UDItype_x.
5101 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5104 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5105 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5106 * tree-inline.c (fold_marked_statements): Call
5107 cgraph_update_edges_for_call_stmt if folding a call statement.
5108 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5109 debug_generic_stmt calls, reset it back afterwards.
5112 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5114 * c-typeck.c (build_external_ref): Don't pedwarn about
5115 static vars in current function's scope.
5117 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5119 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5121 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5124 * ipa-struct-reorg.c: Fix spelling.
5125 * params.def: Ditto.
5127 2008-01-29 Richard Guenther <rguenther@suse.de>
5130 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5132 * tree-inline.c (remap_type): Increment remapping_type_depth
5133 around remapping types.
5134 (copy_body_r): Only add referenced variables if they are referenced
5135 from code, not types.
5137 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5148 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5149 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5151 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5154 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5155 pointer for tiny stack.
5157 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5159 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5161 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5163 * config/vx-common.h: Fix typo in comment.
5165 2008-01-28 Ian Lance Taylor <iant@google.com>
5169 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5170 coalesce pointers if they have different DECL_NO_TBAA_P values.
5171 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5172 between variables with different DECL_NO_TBAA_P values.
5174 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5177 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5178 are not legitimate small data references on SPE targets.
5180 2008-01-28 David Daney <ddaney@avtrex.com>
5182 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5184 2008-01-28 David Daney <ddaney@avtrex.com>
5186 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5188 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5190 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5191 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5192 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5193 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5194 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5195 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5196 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5197 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5199 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5201 * basic-block.h (condjump_equiv_p): Fix comment.
5203 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5205 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5206 print_generic_stmt_indented): Fix comment.
5208 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5210 * configure.ac (__stack_chk_fail): Add detecion for availability
5211 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5212 * configure: Regenerate.
5214 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5217 * final.c (output_addr_const): Handle TRUNCATE.
5219 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5222 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5223 (zero_cost, infinite_cost): New constants.
5224 (struct cost_pair): Change type of cost to comp_cost.
5225 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5226 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5228 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5229 split_address_cost, ptr_difference_cost, difference_cost,
5230 get_computation_cost_at, get_computation_cost,
5231 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5232 determine_use_iv_cost_condition, determine_use_iv_costs,
5233 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5234 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5235 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5236 Change type of cost to comp_cost.
5237 (determine_iv_cost): Increase cost of non-original ivs, instead
5238 of decreasing the cost of original ones.
5239 (get_address_cost): Indicate the complexity of the addressing mode
5241 (try_add_cand_for): Prefer using ivs not specific to some object.
5242 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5244 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5245 Janis Johnson <janis187@us.ibm.com>
5248 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5249 (TARGET_INSTANTIATE_DECLS): Likewise.
5250 * target.h (expand_to_rtl_hook): New target hook.
5251 (instantiate_decls): Likewise.
5252 * function.c (instantiate_decl): Make non-static. Rename to...
5253 (instantiate_decl_rtl): ... this.
5254 (instantiate_expr): Use instantiate_decl_rtl.
5255 (instantiate_decls_1): Likewise.
5256 (instantiate_decls): Likewise.
5257 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5258 * function.h (instantiate_decl_rtl): Add prototype.
5259 * cfgexpand.c (target.h): New include.
5260 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5261 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5262 (TARGET_INSTANTIATE_DECLS): Likewise.
5263 (TARGET_INITIALIZER): New target hooks added.
5264 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5266 * config/rs6000/rs6000.c (tree-flow.h): New include.
5267 (machine_function): Add sdmode_stack_slot field.
5268 (rs6000_alloc_sdmode_stack_slot): New function.
5269 (rs6000_instantiate_decls): Likewise.
5270 (rs6000_secondary_memory_needed_rtx): Likewise.
5271 (rs6000_check_sdmode): Likewise.
5272 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5273 (TARGET_INSTANTIATE_DECLS): Likewise.
5274 (rs6000_hard_regno_mode_ok): Allow SDmode.
5275 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5276 (rs6000_emit_move): Handle SDmode.
5277 (function_arg_advance): Likewise.
5278 (function_arg): Likewise.
5279 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5280 SDmode var args for 32-bit compiles.
5281 (rs6000_secondary_reload_class): Handle SDmode.
5282 (rs6000_output_function_epilogue): Likewise.
5283 (rs6000_function_value): Simplify if statement.
5284 (rs6000_libcall_value): Likewise.
5285 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5286 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5287 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5288 (movsd_hardfloat): New define_insn.
5289 (movsd_softfloat): Likewise.
5290 (movsd_store): Likewise.
5291 (movsd_load): Likewise.
5292 (extendsddd2): Likewise.
5293 (extendsdtd2): Likewise.
5294 (truncddsd2): Likewise.
5295 (movdd_hardfloat64): Fixup comment.
5296 (UNSPEC_MOVSD_LOAD): New constant.
5297 (UNSPEC_MOVSD_STORE): Likewise.
5299 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5302 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5304 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5305 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5306 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5309 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5312 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5313 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5314 __LONGDOUBLE128 too.
5315 * config/rs6000/aix61.h: New file.
5317 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5319 PR rtl-optimization/34959
5320 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5321 popcount and parity rtxes the same mode as their operand.
5322 Truncate or extend the result to the return value's mode
5325 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5328 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5329 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5330 to GOT_VERSION_REGNUM.
5331 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5332 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5333 * config/mips/mips.c (mips_emit_call_insn): New function.
5334 (mips_call_tls_get_addr): Call mips_expand_call directly.
5335 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5337 (mips16_build_call_stub): Likewise. Return the call insn or null.
5338 (mips_expand_call): Update the call to mips16_build_call_stub
5339 accordingly and a remove redundant condition. Assert that MIPS16
5340 stubs do not use lazy binding. Use mips_emit_call_insn and return
5342 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5344 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5345 (mips_avoid_hazard): Remove hazard_set handling.
5346 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5347 (UNSPEC_RESTORE_GP): ...this.
5348 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5349 (FAKE_CALL_REGNO): Rename to...
5350 (GOT_VERSION_REGNUM): ...this.
5351 (type): Add "ghost" value. Add an associated insn reservation.
5352 (hazard_set): Remove.
5353 (exception_receiver): Rename to...
5354 (restore_gp): ...this and update the unspec identifier accordingly.
5355 (exception_receiver, nonlocal_got_receiver): New expanders.
5356 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5357 FAKE_CALL_REGNO. Remove hazard_set attribute.
5358 (set_got_version, update_got_version): New patterns.
5360 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5363 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5365 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5368 * doc/install.texi2html: Generate gcc-vers.texi.
5370 2008-01-25 DJ Delorie <dj@redhat.com>
5372 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5374 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5376 * config/c4x: Remove directory.
5377 * config.gcc (crx-*, mt-*): Mark obsolete.
5378 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5379 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5380 sh-*-rtemscoff*): Remove cases.
5381 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5382 * real.c (encode_c4x_single, decode_c4x_single,
5383 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5384 c4x_extended_format): Remove.
5385 * real.h (c4x_single_format, c4x_extended_format): Remove.
5386 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5388 (Pragmas): Remove comment about c4x pragmas.
5389 * doc/install.texi (c4x): Remove target-specific instructions.
5390 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5391 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5392 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5393 refer to C4x source files as examples.
5394 (C4X_FLOAT_FORMAT): Remove documentation.
5396 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5398 * config/bfin/bfin.c (override_options): Reorder tests so that
5399 flag_pic gets enabled for -msep-data.
5401 2008-01-25 Richard Guenther <rguenther@suse.de>
5404 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5405 to its bitfield precision if required.
5407 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5410 * tree-nested.c (walk_omp_for): New function.
5411 (convert_nonlocal_reference, convert_local_reference): Call
5412 walk_omp_for on OMP_FOR.
5413 (convert_call_expr): Call walk_body on OMP_FOR's
5414 OMP_FOR_PRE_INIT_BODY.
5416 2008-01-25 Richard Guenther <rguenther@suse.de>
5418 PR tree-optimization/34966
5419 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5420 default defs and PHI_NODEs we have to insert after the
5423 2008-01-24 Nick Clifton <nickc@redhat.com>
5425 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5426 Provide a default definition.
5427 (LIBGCC2_UNITS_PER_WORD): Likewise.
5429 * config/stormy16/stormy16.c: Include df.h for the prototype
5430 for df_regs_ever_live_p.
5431 (xstormy16_expand_builtin_va_start): Convert the stack offset
5432 into a component_ref and then use POINTER_PLUS_EXPR to add it
5433 to the incoming_virtual_args_rtx.
5434 (xstormy16_gimplify_va_arg_expr): Rename to
5435 xstormy16_gimplify_va_arg_expr.
5436 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5437 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5438 xstormy16_gimplify_va_arg_expr.
5439 Fix up some formatting issues.
5441 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5442 Move to predicates.md.
5443 (xs_hi_general_operand): Likewise.
5444 (xs_hi_nonmemory_operand): Likewise.
5445 * config/stormy16/predicates.md:
5446 (xstormy16_carry_plus_operand): New predicate.
5447 (xs_hi_general_operand): New predicate.
5448 (xs_hi_nonmemory_operand): New predicate.
5449 * config/stormy16/stormy16-protos.h:
5450 (xstormy16_carry_plus_operand): Delete prototype.
5451 (xs_hi_general_operand): Likewise.
5452 (xs_hi_nonmemory_operand): Likewise.
5454 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5455 modifiers as they are no longer needed and they can trigger
5456 reload spill failures.
5458 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5459 with a match_operand in order to help reload.
5461 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5462 constraint with 'e' for the 8th alternative as this version of
5463 the mov.w instruction only accepts the lower 8 registers.
5465 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5468 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5469 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5472 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5475 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5477 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5479 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5481 (remove_structure): Update allocations list before removing structure.
5483 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5485 * ipa-struct-reorg.c (is_safe_cond_expr,
5486 create_new_stmts_for_cond_expr): Use integer_zerop function,
5487 that recognize not only zero-pointer, but zero-integer too.
5489 2008-01-25 Ben Elliston <bje@au.ibm.com>
5492 * fixproto: Escape "." in sed expression that strips leading "./".
5494 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5497 * gcc.c (SWITCH_OK): Removed.
5498 (SWITCH_LIVE): Changed to bit.
5499 (SWITCH_FALSE): Likewise.
5500 (SWITCH_IGNORE): Likewise.
5501 (switchstr): Change live_cond to unsigned int.
5502 (process_command): Replace SWITCH_OK with 0.
5503 (do_self_spec): Likewise.
5504 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5505 (give_switch): Likewise.
5506 (used_arg): Likewise.
5507 (do_spec_1): Set the SWITCH_IGNORE bit.
5508 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5509 bits. Set the SWITCH_LIVE bit.
5511 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5513 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5515 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5517 PR tree-optimization/34472
5518 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5519 parameter to a "bool *" and set *DATA to false if there is
5520 an unsafe access. Do not delete the structure here.
5521 (check_cond_exprs): Delete it here instead.
5522 (check_cond_exprs, exclude_cold_structs): Do not increase
5523 I when removing a structure.
5525 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5528 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5529 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5531 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5534 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5535 a fixed vector for stack.
5537 2008-01-24 Ben Elliston <bje@au.ibm.com>
5540 * doc/gcc.texi (Software development): Add a direntry for g++.
5542 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5544 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5545 stale and straggling -fforce-addr comments above.
5547 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5549 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5550 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5552 2008-01-23 Michael Matz <matz@suse.de>
5555 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5558 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5560 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5563 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5565 * config/avr/avr.c (avr_current_arch): New variable.
5566 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5567 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5568 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5569 (avr_override_options): Init 'avr_current_arch'.
5570 (base_arch_s): Move from here...
5571 * config/avr/avr.h (base_arch_s): ... here. Add new members
5572 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5573 'mega' to 'have_jmp_call'.
5574 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5575 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5577 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5579 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5580 MULTILIB_MATCHES): (Ditto.).
5582 2008-01-23 Richard Guenther <rguenther@suse.de>
5585 * cgraphunit.c (cgraph_reset_node): Always mark the node
5586 not reachable if it is not queued already.
5588 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5590 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5591 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5592 (cputype_selected): New static variable.
5593 (bfin_handle_option): Set it if -mcpu is used.
5594 (override_option): Select default set of workarounds if no cpu type
5595 selected on the command line.
5596 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5598 From Michael Frysinger <michael.frysinger@analog.com>
5599 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5600 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5602 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5603 for bf547, bf523, bf524, and bf526.
5604 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5606 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5607 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5608 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5609 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5610 * doc/invoke.texi (Blackfin Options): Document that
5611 -mcpu now accept bf547, bf523, bf524, and bf526.
5613 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5615 PR rtl-optimization/34628
5616 * combine.c (try_combine): Stop and undo after the first combination
5617 if an autoincrement side-effect on the first insn has effectively
5620 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5623 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5624 Offset addresses are not valid for Altivec or paired float modes.
5626 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5629 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5630 if DECL_INITIAL (decl) is error_mark_node.
5633 * c-common.c (handle_vector_size_attribute): Only allow
5634 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5635 the same way as pointer, array etc. types.
5636 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5639 * tree.c (build_type_attribute_qual_variant): Call
5640 build_qualified_type if attributes are equal, but quals are not.
5642 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5645 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5646 * flags.h (warn_strict_aliasing): Remove.
5647 (warn_strict_overflow): Remove.
5648 * opts.c (warn_strict_aliasing): Remove.
5649 (warn_strict_overflow): Remove.
5650 * c-opts.c (c_common_handle_option): -Wall only sets
5651 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5652 (c_common_post_options): Give default values to -Wstrict-aliasing
5653 and -Wstrict-overflow if they are uninitialized.
5654 * common.opt (Wstrict-aliasing): Specify Var and Init.
5655 (Wstrict-overflow): Likewise.
5657 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5659 PR rtl-optimization/26854
5660 PR rtl-optimization/34400
5661 PR rtl-optimization/34884
5662 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5664 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5665 (df_rd_bb_info.expanded_lr_out): Deleted
5666 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5667 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5668 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5669 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5670 Removed code to allocate, initialize or free expanded_lr_out.
5671 (df_rd_bb_local_compute_process_def): Restructured to make more
5673 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5674 sets if the sets are being trimmed.
5676 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5679 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5680 (as_vers): Likewise.
5681 * configure: Regenerated.
5683 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5686 * tree-pass.h (pass_build_alias): New pass.
5687 * tree-ssa-alias.c (gate_build_alias): New.
5688 (pass_build_alias): New.
5689 * passes.c (init_optimization_passes): Add pass_build_alias after
5690 pass_create_structure_vars.
5692 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5694 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5695 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5696 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5697 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5698 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5699 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5700 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5701 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5702 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5703 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5704 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5705 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5706 * config/s390/s390.md (FP_ALL): New mode iterator.
5707 (_d): New mode attribute.
5708 ("*signbit<mode>2>"): Changed mode of first operand.
5709 ("isinf<mode>2"): Changed mode of first operand.
5710 ("*TDC_insn"): Adaptation for DFP modes.
5712 2008-01-22 Ben Elliston <bje@au.ibm.com>
5714 * tree.c (check_qualified_type): Improve function description.
5716 2008-01-21 Jason Merrill <jason@redhat.com>
5719 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5720 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5723 2008-01-21 DJ Delorie <dj@redhat.com>
5725 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5728 2008-01-21 Richard Guenther <rguenther@suse.de>
5731 * tree-cfg.c (verify_expr): Allow all invariant expressions
5732 instead of just constant class ones as reference argument.
5733 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5734 like any other constant.
5735 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5737 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5739 * regmove.c (fixup_match_1): Update call crossed frequencies.
5741 2008-01-21 Richard Guenther <rguenther@suse.de>
5744 * tree-inline.c (setup_one_parameter): Deal with mismatched
5745 types using a VIEW_CONVERT_EXPR.
5747 2008-01-21 Alon Dayan <alond@il.ibm.com>
5748 Olga Golovanevsky <olga@il.ibm.com>
5750 PR tree-optimization/34701
5751 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5752 when the structure size is not a power of 2.
5754 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5756 * doc/install.texi: Add doc for --enable-checking=df.
5758 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5760 PR rtl-optimization/34808
5761 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5763 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5765 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5768 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5770 PR rtl-optimization/26854
5771 PR rtl-optimization/34400
5772 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5774 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5775 (df_rd_bb_info.expanded_lr_out): New.
5776 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5777 * loop_iv.c (iv_analysis_loop_init): Ditto.
5778 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5779 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5780 Added code to allocate, initialize or free expanded_lr_out.
5781 (df_rd_bb_local_compute_process_def): Restructured to make
5782 more understandable.
5783 (df_rd_confluence_n): Add code to do nothing with fake edges and
5784 code to no apply invalidate_by_call sets if the sets are being trimmed.
5785 (df_lr_local_finalize): Renamed to df_lr_finalize.
5786 (df_live_local_finalize): Renamed to df_live_finalize.
5788 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5791 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5792 deciding whether to use reciprocal instructions.
5794 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5796 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5797 dwarf2out_note_section_used if cold_text_section is NULL.
5799 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5801 PR gcov-profile/34610
5802 * tree-cfg.c (make_edges): Mark both outgoing edges from
5803 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5804 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5805 from OMP_FOR and OMP_CONTINUE outgoing edges.
5807 * tree-profile.c (tree_profiling): Return early if
5808 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5810 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5811 from cfun to child_cfun.
5812 * function.h (struct function): Add after_tree_profile bit.
5814 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5816 * config/avr/avr.S (_exit): Disable interrupt.
5818 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5819 Steven Bosscher <stevenb.gcc@gmail.com>
5821 PR rtl-optimization/26854
5822 PR rtl-optimization/34400
5823 * df-problems.c (df_live_scratch): New scratch bitmap.
5824 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5825 (df_live_reset): Clear the proper bitmaps.
5826 (df_live_bb_local_compute): Only process the artificial defs once
5827 since the order is not important.
5828 (df_live_init): Init the df_live sets only with the variables
5829 found live by df_lr.
5830 (df_live_transfer_function): Use the df_lr sets to prune the
5831 df_live sets as they are being computed.
5832 (df_live_free): Free df_live_scratch.
5834 2008-01-18 Ian Lance Taylor <iant@google.com>
5836 * common.opt: Add fmerge-debug-strings.
5837 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5838 flag_merge_debug_strings rather than flag_merge_constants.
5839 * doc/invoke.texi (Option Summary): Mention
5840 -fmerge-debug-strings.
5841 (Debugging Options): Document -fmerge-debug-strings.
5843 2008-01-18 Ian Lance Taylor <iant@google.com>
5846 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5847 (struct tree_function_decl): Add new field operator_new_flag.
5848 * tree-inline.c (expand_call_inline): When inlining a call to
5849 operator new, force the return value to go into a variable, and
5850 set DECL_NO_TBAA_P on that variable.
5851 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5853 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5856 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5857 DWARF2_DEBUGGING_INFO.
5858 (dwarf2out_note_section_used): Ditto. Add prototype.
5859 (have_multiple_function_sections, text_section_used,
5860 cold_text_section_used, *cold_text_sections): Move declarations
5863 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5865 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5866 field and add signal_ra.
5867 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5868 assignments to frame state pc. Move end of stack check after
5869 MD_FALLBACK_FRAME_STATE_FOR.
5870 (uw_update_context_1): Use frame state signal_regs if set, instead
5871 of checking signal_frame flag.
5872 (uw_update_context): Use frame state signal_ra if set.
5873 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5874 * config/xtensa/linux-unwind.h: New file.
5876 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5878 * modulo-sched.c (get_sched_window): Fix comment typo.
5880 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5882 PR tree-optimization/34648
5883 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5885 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5887 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5888 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5890 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5892 PR rtl-optimization/34400
5893 * df-core.c (df_worklist_dataflow_overeager,
5894 df_worklist_dataflow_doublequeue): New functions.
5895 (df_worklist_dataflow): Two different worklist solvers.
5896 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5899 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5902 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5903 and ftree-parallelize-loops.
5905 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5907 PR rtl-optimization/34826
5908 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5910 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5912 * global.c (find_reg): Mark the eh regs as used if necessary.
5913 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5914 * ra.h (struct allocno): no_eh_reg field added. Changed
5915 no_stack_reg type to bitfield.
5917 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5919 * tree.c (substitute_in_expr): Add missing 'break'.
5921 2008-01-17 Richard Guenther <rguenther@suse.de>
5923 PR tree-optimization/34825
5924 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5925 x / x as division to handle.
5927 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5929 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5930 "-pthread" is specified.
5931 * pa-hpux11.h (LIB_SPEC): Likewise.
5933 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5934 Peter Bergner <bergner@vnet.ibm.com>
5936 PR rtl-optimization/33796
5937 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5939 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5941 PR libgfortran/34699
5942 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5944 * pa-hpux10.h (LINK_SPEC): Likewise.
5945 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5947 2008-01-16 Richard Guenther <rguenther@suse.de>
5950 * fold-const.c (fold_convert_const_int_from_int): Do not
5951 set overflow if that occured only because of a sign extension
5952 change when converting from/to a sizetype with the same
5953 precision and signedness.
5955 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5958 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5959 location address to the correct place. Update copyright year.
5961 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5963 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5964 no dependences in the dependence_relations vector.
5966 2008-01-16 Jan Hubicka <jh@suse.cz>
5968 PR rtl-optimization/31396
5969 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5970 * cfg.c (dump_reg_info): Print it.
5971 * regs.h (struct reg_info_t): add freq_calls_crossed.
5972 (REG_FREQ_CALLS_CROSSED): New macro.
5973 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5974 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5975 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5976 regmove_optimize): Update call crossed frequencies.
5977 * local-alloc.c (struct qty): Add freq_calls_crossed.
5978 (alloc_qty): Copute freq_calls_crossed.
5979 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5980 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5981 * ra.h (struct allocno): Add freq_calls_crossed.
5983 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5985 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5986 libgomp when compiling with ftree-parallelize-loops.
5987 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5989 2008-01-16 Richard Guenther <rguenther@suse.de>
5991 PR tree-optimization/34769
5992 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5993 * tree.c (int_cst_value): Instead make this function more
5994 permissive in what it accepts as valid input. Document this
5995 function always sign-extends the value.
5997 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5998 Richard Guenther <rguenther@suse.de>
6001 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6002 (gimple_fold_indirect_ref_rhs): ... this.
6003 (gimple_fold_indirect_ref): New function with foldings
6004 that preserve lvalueness.
6005 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6006 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6007 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6008 to fold an INDIRECT_REF, fall back to the old use of
6009 fold_indirect_ref_1.
6011 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6013 * tree-data-ref.c (subscript_dependence_tester_1): Call
6014 free_conflict_function.
6015 (compute_self_dependence): Same.
6017 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6020 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6021 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6023 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6024 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6025 for DWARF2_UNWIND_INFO targets.
6027 2008-01-16 Richard Guenther <rguenther@suse.de>
6030 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6031 type qualifiers for function types.
6033 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6035 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6036 loop_iterator li from previous commit.
6038 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6040 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6042 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6044 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6045 (parallelize_loops): Don't parallelize irreducible components.
6047 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6050 * c-opts (c_common_post_options): Do not enable CPP
6051 flag_pedantic_errors by default.
6053 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6055 PR rtl-optimization/31944
6056 * cse.c (remove_pseudo_from_table): New function.
6057 (merge_equiv_classes): Use above function to remove pseudo-registers.
6058 (invalidate): Likewise.
6060 2008-01-13 Richard Guenther <rguenther@suse.de>
6063 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6064 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6066 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6068 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6069 validate_change to unshare the source of the PC set.
6071 2008-01-12 Jan Hubicka <jh@suse.cz>
6074 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6075 references above array bounds. This might trigger bounds checks for
6078 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6080 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6081 new_replaceable_dependencies.
6083 2008-01-12 Doug Kwan <dougkwan@google.com>
6085 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6086 instead of OPT_Wreturn_type in warning due to ignored return type
6088 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6089 options included in -Wextra.
6090 * c.opt: New option -Wignored_qualifiers.
6091 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6092 -Wignore_qualifiers.
6093 (-Wignored-qualifiers): Document.
6094 (-Wreturn-type): Remove description of functionality now handled
6095 by -Wignored-qualifiers.
6097 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6100 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6101 NOP_EXPR if it is between integral types with the same precision.
6103 2008-01-12 Jan Hubicka <jh@suse.cz>
6106 * invoke.texi (max-inline-recursive-depth): Fix default value.
6108 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6110 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6113 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6115 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6117 2008-01-11 James E. Wilson <wilson@specifix.com>
6120 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6122 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6124 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6125 save/restore frame pointer register and don't use 'call-prologues'
6126 optimization in function with "OS_task" attribute.
6128 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6131 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6132 when copying to memory.
6134 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6136 PR rtl-optimization/30905
6137 * cfgcleanup.c: Include dce.h
6138 (crossjumps_occured): New global variable.
6139 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6140 If something changed, set crossjumps_occured to true.
6141 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6142 Don't add/remove fake edges to exit here...
6143 (cleanup_cfg): ...but do it here, when crossjumping.
6144 Run a fast DCE when successful crossjumps occured in the latest
6145 iteration of try_optimize_cfg.
6147 2008-01-11 Richard Guenther <rguenther@suse.de>
6149 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6150 (struct vn_unary_op_s): Likewise.
6151 (vn_reference_insert): Free old reference on hash collision.
6153 2008-01-10 Raksit Ashok <raksit@google.com>
6155 PR rtl-optimization/27971
6156 * combine.c (find_split_point): Split PLUS expressions which are
6157 inside a MEM rtx, and whose first operand is complex.
6159 2008-01-10 DJ Delorie <dj@redhat.com>
6161 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6162 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6163 (m32c_hard_regno_ok): Call the underlying function.
6165 2008-01-10 Richard Guenther <rguenther@suse.de>
6168 * tree-cfg.c (tree_merge_blocks): Do not go through the
6169 full-blown folding and stmt updating path if we just deal
6170 with virtual operands.
6171 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6172 test for abnormal SSA_NAMEs.
6174 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6177 * reload.c (push_reload): Add assertions. All constants from
6178 reg_equiv_constant should have been used for replacing the respective
6180 (find_reloads_address): Invoke find_reloads_address_part for
6181 constant taken from the reg_equiv_constant array.
6183 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6185 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6186 field (valnum) the first in the struct. Replace bools with
6189 2008-01-10 Richard Guenther <rguenther@suse.de>
6191 PR tree-optimization/34651
6192 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6193 types and ordering for masking and converting.
6195 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6197 PR tree-optimization/34017
6198 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6199 also for PHI_NODE expressions.
6201 2008-01-09 Jan Hubicka <jh@suse.cz>
6203 PR tree-optimization/34708
6204 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6205 based on number of case labels.
6206 (init_inline_once): Remove switch_cost.
6207 * tree-inline.h (eni_weights_d): Remove switch_cost.
6209 2008-01-09 Richard Guenther <rguenther@suse.de>
6210 Andrew Pinski <andrew_pinski@playstation.sony.com>
6213 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6214 temporary if an rvalue is ok or an lvalue is not required.
6216 2008-01-09 Richard Guenther <rguenther@suse.de>
6219 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6222 2008-01-09 Richard Guenther <rguenther@suse.de>
6225 * tree.c (host_integerp): Check for sizetype only if the
6226 type is an integer type.
6228 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6231 * opts.c (decode_options): Disable inlining of functions called
6232 once if not in unit-at-a-time mode.
6234 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6236 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6238 2008-01-08 Richard Guenther <rguenther@suse.de>
6241 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6242 out early if the result will be unused.
6244 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6249 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6250 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6253 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6255 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6256 for vectorization tuned.
6258 2008-01-08 Richard Guenther <rguenther@suse.de>
6260 PR tree-optimization/34683
6261 * tree-ssa-operands.c (operand_build_cmp): Export.
6262 * tree-ssa-operands.h (operand_build_cmp): Declare.
6263 * tree-vn.c (vuses_compare): Remove.
6264 (sort_vuses): Use operand_build_cmp.
6265 (sort_vuses_heap): Likewise.
6266 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6267 to re-use old VEC if available. Do not sort already sorted VUSEs.
6268 (vdefs_to_vec): Do not sort already sorted VDEFs.
6270 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6273 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6275 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6278 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6279 limitations of reciprocal sequences on x86 targets.
6281 2008-01-08 Richard Guenther <rguenther@suse.de>
6283 PR tree-optimization/34683
6284 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6286 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6289 * config/darwin.c (darwin_mergeable_string_section): Don't use
6290 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6292 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6295 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6296 negxf2. Macroize expander using X87MODEF mode iterator. Change
6297 predicates of op0 and op1 to register_operand.
6298 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6299 expander using X87MODEF mode iterator. Change predicates of
6300 op0 and op1 to register_operand.
6301 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6302 corresponding patterns and macroize using MODEF macro. Change
6303 predicates of op0 and op1 to register_operand and remove
6304 "m" constraint. Disparage "r" alternative with "!".
6305 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6306 macroize using X87MODEF macro. Change predicates of op0 and op1
6307 to register_operand and remove "m" constraint. Disparage "r"
6308 alternative with "!".
6309 (absneg splitter with memory operands): Remove.
6310 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6311 patterns and macroize using X87MODEF mode iterator.
6312 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6313 Change predicate of op1 to register_operand.
6314 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6315 for memory operands.
6317 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6319 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6321 2008-01-07 Richard Guenther <rguenther@suse.de>
6323 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6326 2008-01-07 Richard Guenther <rguenther@suse.de>
6328 PR tree-optimization/34683
6329 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6330 VOPs of the needed size to save memory. Use VEC_quick_push
6331 to save compile-time.
6332 (vdefs_to_vec): Likewise.
6334 2008-01-07 Sa Liu <saliu@de.ibm.com>
6336 * config/spu/spu.md (divdf3): Genetate inline code for double
6337 division. The implementation doesn't handle INF or NAN, therefore it
6338 only applies when -ffinite-math-only is given.
6340 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6343 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6344 * doc/cpp.texi ([Common Predefined Macros]): Document.
6346 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6348 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6349 order to use commutative addition instead of subtraction.
6351 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6352 Mircea Namolaru <namolaru@il.ibm.com>
6353 Vladimir Yanovsky <yanov@il.ibm.com>
6354 Revital Eres <eres@il.ibm.com>
6356 PR tree-optimization/34263
6357 * tree-outof-ssa.c (process_single_block_loop_latch,
6358 contains_tree_r): New functions.
6359 (analyze_edges_for_bb): Call process_single_block_loop_latch
6360 function to empty single-basic-block latch block if possible.
6362 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6364 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6366 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6368 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6370 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6372 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6374 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6376 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6378 PR tree-optimization/34618
6379 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6382 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6385 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6386 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6387 Update copyright year.
6389 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6390 Update copyright year.
6391 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6394 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6396 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6397 edge does not point to current bb before changing need_assert.
6399 2008-01-04 Richard Guenther <rguenther@suse.de>
6402 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6403 for verifying purposes if they are is_gimple_min_invariant.
6405 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6407 PR tree-optimization/34448
6408 PR tree-optimization/34465
6409 * gimplify.c (gimplify_init_constructor): Add new parameter
6410 notify_temp_creation. Use it.
6411 (gimplify_modify_expr_rhs): Take volatiles into account when
6412 optimizing constructors.
6413 Do not optimize constructors if gimplify_init_constructor will dump to
6415 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6416 * gcc.c-torture/compile/pr34448.c: New.
6418 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6420 PR gcov-profile/34609
6421 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6422 return_slot if result is TREE_ADDRESSABLE.
6424 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6426 * config/mips/mips.md (sqrt_condition): Tweak comment.
6427 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6429 2008-01-03 Tom Tromey <tromey@redhat.com>
6432 * c-common.c (c_type_hash): Handle VLAs.
6434 2008-01-03 Jan Hubicka <jh@suse.cz>
6436 PR tree-optimization/31081
6437 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6438 0 when inlining and not inlining to first basic block.
6439 (remap_decl): When var is initialized to 0, don't set default_def.
6440 (expand_call_inline): Set entry_bb.
6441 * tree-inline.h (copy_body_data): Add entry_bb.
6443 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6446 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6449 PR tree-optimization/29484
6450 * tree-inline.c (inline_forbidden_p_2): New function.
6451 (inline_forbidden_p): Disallow inlining if some static var
6452 has an address of a local LABEL_DECL in its initializer.
6453 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6456 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6458 PR tree-optimization/34635
6459 * tree-data-ref.c (add_other_self_distances): Make sure that the
6460 evolution step is constant.
6462 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6465 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6467 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6469 * tree-sra.c (scalarize_init): Insert the generate_element_init
6470 statements after the generate_element_zero statements.
6472 2008-01-02 Richard Guenther <rguenther@suse.de>
6476 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6477 for very large number of operands instead of ICEing.
6479 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6482 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6483 while stack probing.
6485 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6487 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6490 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6493 * tree-mudflap.c (mx_register_decls): Guard warning by
6494 !DECL_ARTIFICIAL check.
6496 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6498 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6499 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6500 sse5_perm<mode>): Fix constraints.