1 2008-04-10 Oleg Ryjkov <olegr@google.com>
3 * tree.h (struct tree_base): Added a new flag default_def_flag.
4 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
6 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
8 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
10 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13 * pa.md: Define mode iterator P. Define mode attribute dwc.
14 (dcacheflush): Update pattern to use iterator P and attribute dwc.
15 (icacheflush): Likewise.
16 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
17 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19 2008-04-11 Ben Elliston <bje@au.ibm.com>
21 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
23 2008-04-10 Rafael Espindola <espindola@google.com>
25 * gcc/tree-vrp.c (extract_range_from_binary_expr): Don't handle
26 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
27 (extract_range_from_expr): The same.
29 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
31 * config/mips/mips.md (GPR2): New mode iterator.
33 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
34 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
35 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
36 Rewrite these to take two modes, the mode of comparison and the
37 mode of the destination.
38 * config/mips/mips.c (mips_expand_scc): Instead of having
39 paradoxical subreg as destination, expand "narrowing" scc if mode
40 of comparison is SI and target is requested in DI mode.
41 (mips_emit_int_order_test): Update comment. Make mode of
42 comparison match CMP0 rather than TARGET. When creating inverse
43 target use mode of TARGET.
45 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
47 * gcov-dump.c (tag_summary): Only print summaries for the first
48 GCOV_COUNTERS_SUMMABLE counters.
50 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
52 * config/i386/i386.md (absneg): New code iterator.
53 (absnegprefix): New code attribute.
54 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
55 patterns using absneg code iterator.
56 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
57 using absneg code iterator.
58 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
59 *neg<mode>2 patterns using absneg code iterator.
60 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
61 *negextendsfdf2 patterns using absneg code iterator.
62 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
63 *negextendsfxf2 patterns using absneg code iterator.
64 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
65 *negextendsfdf2 patterns using absneg code iterator.
66 * config/i386/sse.md (<code><mode>2): Macroize expander from
67 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
69 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
71 * config/s390/s390.h: Remove the remains of the recent search
72 & replace action of current_function_outgoing_args_size.
74 2008-04-10 Ira Rosen <irar@il.ibm.com>
76 PR tree-optimization/35821
77 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
78 NEW_STMT_LIST is not NULL.
80 2008-04-09 David Edelsohn <edelsohn@gnu.org>
83 * toplev.c (process_options): Remove -ffunction-sections debugging
86 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
89 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
90 than gen_rtx_fmt_ee to perform more canonicalizations.
92 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
95 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
97 2008-04-09 Richard Guenther <rguenther@suse.de>
99 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
100 (dump_function_to_file): Dump function arguments with types.
102 2008-04-08 Richard Guenther <rguenther@suse.de>
104 * fold-const.c (fold_widened_comparison): Do not allow
105 sign-changes that change the result.
107 2008-04-08 Janis Johnson <janis187@us.ibm.com>
110 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
111 kinds of indirect references.
113 2008-04-08 David Edelsohn <edelsohn@gnu.org>
115 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
116 GNU Fortran language string.
118 2008-04-08 Rafael Espindola <espindola@google.com>
120 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
121 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
122 * tree.h (tree_call_nonnegative_warnv_p): New.
124 2008-04-08 Jan Hubicka <jh@suse.cz>
126 * function.c (free_after_compilation): Clear out regno_reg_rtx
129 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
132 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
134 PR middle-end/PR28690
135 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
136 same precedence as REG_POINTER and MEM_POINTER operands.
138 2008-04-08 Richard Guenther <rguenther@suse.de>
141 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
142 for adding index to base.
144 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
146 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
147 (MINGW_ENABLE_EXECUTE_STACK): New.
148 (IN_LIBGCC2): For libgcc include windows.h file for
149 function declarations.
151 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
153 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
154 and tem2 if tem1 is not a REG or MULT.
156 2008-04-08 Jan Hubicka <jh@suse.cz>
158 * function.h (incomming_args): Break out of struct function.
159 (function_subsections): Break out of struct function.
160 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
161 return_rtx and hard_reg_initial_vals from struct function.
162 Kill inl_max_label_num.
163 (current_function_pops_args, current_function_args_info,
164 current_function_args_size, current_function_args_size,
165 current_function_pretend_args_size,
166 current_function_outgoing_args_size,
167 current_function_internal_arg_pointer, current_function_return_rtx):
168 Kill compatibility accestor macros.
169 * builtins.c (expand_builtin_apply_args_1): Update.
170 (expand_builtin_next_arg): Update.
171 * df-scan.c (df_get_call_refs): Update.
172 * dbxout.c (dbxout_function_end): Update.
173 * dwarf2out.c (dwarf2out_switch_text_section): Update.
174 (output_line_info): Update.
175 (secname_for_decl): Update.
176 (dwarf2out_var_location): Update.
177 * function.c (free_after_compilation): Update.
178 (assign_parm_find_stack_rtl): Update.
179 (assign_parms): Update.
180 (expand_dummy_function_end): Update.
181 (expand_function_end): Update.
182 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
183 (expand_call): Update.
184 (emit_library_call_value_1): Update.
185 (store_one_arg): Update.
186 * varasm.c (initialize_cold_section_name): Update.
187 (unlikely_text_section): Update.
188 (unlikely_text_section_p): Update.
189 (assemble_start_function): Update.
190 (assemble_end_function): Update.
191 (default_section_type_flags): Update.
192 (switch_to_section): Update.
193 * integrate.c (set_decl_abstract_flags): Update.
194 (get_hard_reg_initial_val): Update.
195 (has_hard_reg_initial_val): Update.
196 (allocate_initial_values): Update.
197 * resource.c (init_resource_info): Update.
198 * config/alpha/alpha.c (NUM_ARGS): Update.
199 (direct_return): Update.
200 (alpha_va_start): Update.
201 (alpha_sa_size): Update.
202 (alpha_initial_elimination_offset): Update.
203 (alpha_expand_prologue): Update.
204 (alpha_start_function): Update.
205 (alpha_expand_epilogue): Update.
206 (unicosmk_initial_elimination_offset):
207 * config/alpha/alpha.md (call expander): Update.
208 * config/s390/s390.c (s390_register_info): Update.
209 (s390_register_info): Update.
210 (s390_frame_info): Update.
211 (s390_initial_elimination_offset): Update.
212 (s390_build_builtin_va_list): Update.
213 (s390_va_start): Update.
214 * config/spu/spu.c (direct_return): Update.
215 (spu_expand_prologue): Update.
216 (spu_initial_elimination_offset): Update.
217 (spu_build_builtin_va_list): Update.
218 (spu_va_start): Update.
219 * config/sparc/sparc.c (sparc_init_modes): Update.
220 (sparc_compute_frame_size): Update.
221 (function_value): Update.
222 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
223 * config/i386/i386.md (return expander): Update.
224 * config/i386/i386.c (ix86_va_start): Update.
225 (ix86_can_use_return_insn_p): Update.
226 (ix86_compute_frame_layout): Update.
227 (ix86_expand_epilogue): Update.
228 * config/sh/sh.c (output_stack_adjust): Update.
229 (calc_live_regs): Update.
230 (sh_expand_prologue): Update.
231 (sh_builtin_saveregs): Update.
232 (sh_va_start): Update.
233 (initial_elimination_offset): Update.
234 (sh_allocate_initial_value): Update.
235 (sh_function_ok_for_sibcall): Update.
236 (sh_get_pr_initial_val): Update.
237 * config/sh/sh.md (return expander): Update.
238 * config/avr/avr.c (frame_pointer_required_p): UPdate.
239 * config/crx/crx.c (crx_compute_frame): UPdate.
240 (crx_initial_elimination_offset): UPdate.
241 * config/xtensa/xtensa.c (compute_frame_size): Update
242 (xtensa_builtin_saveregs): Update.
243 (xtensa_va_start): Update.
244 (order_regs_for_local_alloc): Update.
245 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
246 (xstormy16_expand_builtin_va_start): Update.
247 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
248 * config/m68hc11/m68hc11.md (return expanders): Update.
249 * config/m68hc11/m68hc11.c (expand_prologue): Update.
250 (expand_epilogue): Update.
251 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
252 (cris_simple_epilogue): Update.
253 (cris_expand_prologue): Update.
254 (cris_expand_epilogue): Update.
255 * config/iq2000/iq2000.c (iq2000_va_start): Update.
256 (compute_frame_size): Update.
257 * config/mt/mt.c (mt_compute_frame_size): Update.
258 * config/mn10300/mn10300.c (expand_prologue): Update.
259 (expand_epilogue): Update.
260 (initial_offset): Update.
261 (mn10300_builtin_saveregs):
262 * config/mn10300/mn10300.md (return expander): Update.
263 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
264 (ia64_initial_elimination_offset): Update.
265 (ia64_initial_elimination_offset): Update.
266 (ia64_expand_prologue): Update.
267 * config/m68k/m68k.md (return expander): Update.
268 * config/rs6000/rs6000.c (rs6000_va_start): Update.
269 (rs6000_stack_info): Update.
270 * config/mcore/mcore.c (layout_mcore_frame): Update.
271 (mcore_expand_prolog): Update.
272 * config/arc/arc.c (arc_compute_frame_size): Update.
273 * config/score/score3.c (score3_compute_frame_size): Update.
274 * config/score/score7.c (score7_compute_frame_size): Update.
275 * config/arm/arm.c (use_return_insn): Update.
276 (thumb_find_work_register): Update.
277 (arm_compute_save_reg_mask): Update.
278 (arm_output_function_prologue): Update.
279 (arm_output_epilogue): Update.
280 (arm_size_return_regs): Update.
281 (arm_get_frame_offsets): Update.
282 (arm_expand_prologue): Update.
283 (thumb_exit): Update.
284 (thumb_unexpanded_epilogue): Update.
285 (thumb1_output_function_prologue): Update.
286 * config/pa/pa.md (return expander): Update.
287 * config/pa/pa.c (compute_frame_size): Update.
288 (hppa_builtin_saveregs): Update.
289 * config/mips/mips.c (mips_va_start): Update.
290 (mips16_build_function_stub): Update.
291 (mips_compute_frame_info): Update.
292 (mips_restore_gp): Update.
293 (mips_output_function_prologue): Update.
294 (mips_expand_prologue): Update.
295 * config/v850/v850.c (compute_frame_size): Update.
296 (expand_prologue): * config/mmix/mmix.c (along): update.
297 (mmix_initial_elimination_offset): update.
298 (mmix_reorg): update.
299 (mmix_use_simple_return): update.
300 (mmix_expand_prologue): update.
301 (mmix_expand_epilogue): Update.
302 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
303 (emit_link_insn): Update.
305 2008-04-08 Anatoly Sokolov <aesok@post.ru>
307 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
308 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
310 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
313 2008-04-07 Jan Hubicka <jh@suse.cz>
315 * function.h (rtl): Rename to x_rtl.
317 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
318 frame_offset, stack_check_probe_note, arg_pointer_save_area,
319 used_temp_slots avail_temp_slots, temp_slot_level,
320 nonlocal_goto_handler_labels): Update accesstors.
321 (rtl): New global variable.
322 (struct function): Move some fileds to rtl_data.
323 (get_arg_pointer_save_area): Update prototype.
324 * builtins.c (expand_builtin_setjmp_receiver): Update call of
325 get_arg_pointer_save_area.
326 * expr.c (init_expr): Update
327 * function.c (get_frame_size): Update
328 (assign_stack_local): Update
329 (expand_function_end): Update.
330 (get_art_pointer_save_area): Update
332 * emit-rtl.c (rtl): Declare.
333 (regno_reg_rtx): Declare.
334 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
336 (gen_reg_rtx): Update.
337 * varasm.c (n_deferred_constatns): Update accestor.
338 (init_varasm_status): Do not allocate varasm_status.
339 (force_const_mem, get_pool_size, output_constant_pool): Update.
340 * stmt.c (force_label_rtx): Do not use x_ prefixes.
341 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
342 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
343 * sparc/sparc.h (INIT_EXPANDERS): Update.
344 * ia64/ia64.h (INIT_EXPANDERS): Update.
346 2008-04-07 James E. Wilson <wilson@tuliptree.org>
348 * reload.c (push_secondary_reload): Add missing break to for loop.
350 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
352 PR middle-end/PR28690
353 * rtlanal.c: Update copyright years.
354 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
355 as REG_POINTER and MEM_POINTER operands.
356 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
357 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
358 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
359 * gcse.c: Update copyright years.
360 (pre_delete): Call gen_reg_rtx_and_attrs.
361 (hoist_code): Likewise.
362 (build_store_vectors): Likewise.
363 (delete_store): Likewise.
364 * loop-invariant.c (move_invariant_reg): Likewise.
365 Update copyright years.
367 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
369 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
370 control string instead of quoted.
372 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
374 * doc/rtl.texi: Rewrite of subreg section.
376 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
379 * config/i386/i386.c (legitimize_pic_address): Add treating
380 of dllimport SYM_REF's.
381 (legitimize_dllimport_symbol): Add prototype.
383 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
385 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
386 reference in constructor with non self-referential type.
388 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
390 Removal of Return with Depressed Stack Pointer support
391 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
392 (ECF_SP_DEPRESSED): Likewise.
393 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
394 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
395 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
396 (expand_call): Do not test ECF_SP_DEPRESSED.
397 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
398 * function.c (keep_stack_depressed): Delete.
399 (handle_epilogue_set): Likewise.
400 (update_epilogue_consts): Likewise.
401 (emit_equiv_load): Likewise.
402 (thread_prologue_and_epilogue_insns): Remove support for Return with
403 Depressed Stack Pointer.
404 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
406 2008-04-06 Richard Guenther <rguenther@suse.de>
408 PR tree-optimization/35400
409 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
410 information from SSA_NAMEs.
412 2008-04-06 Anatoly Sokolov <aesok@post.ru>
414 * config/avr/avr.h (avr_mega_p): Remove declaration.
415 (AVR_MEGA): Remove macro.
416 * config/avr/avr.c (avr_mega_p): Remove variable.
417 (avr_override_options): Remove inicializion of avr_mega_p.
418 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
419 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
420 (avr_jump_mode): (Ditto.).
421 (avr_output_progmem_section_asm_op): (Ditto.).
422 (avr_asm_init_sections): (Ditto.).
423 (avr_asm_init_sections): (Ditto.).
424 (avr_rtx_costs): (Ditto.).
425 * config/avr/avr.md: (Ditto.).
426 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
429 2008-04-06 Richard Guenther <rguenther@suse.de>
431 PR tree-optimization/35842
432 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
433 is_gimple_invariant_address.
435 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
437 * gcc.c (default_compilers): Sync Fortran extensions list with
438 that in fortran/lang-specs.h.
439 * doc/invoke.texi: Likewise.
440 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
441 * dwarf2out.c (gen_compile_unit_die): Likewise.
443 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
445 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
447 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
450 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
451 attribute is used for nested functions.
453 2008-04-05 Jan Hubicka <jh@suse.cz>
455 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
457 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
459 (dump_files): Update.
460 (enable_rtl_dump_file): Do not accept letter argument.
461 * tree-pass.h (dump_file_info): Remove letter argument.
462 * toplev.c (decode_d_option): Update -da handling.
463 * toplev.h (enable_rtl_dump_file): Update prototype.
464 * passes.c (register_one_dump_file): Do not accept IPA argument; work
465 it out based on pass type.
466 (register_dump_files_1): Likewise.
467 (init_optimization_passes): Update register_one_dump_file calls.
468 (execute_one_pass): Sanity check that IPA passes are called at IPA
469 level and RTL passes at RTL level.
470 (execute_pass_list): IPA pass can not be after or subpass of
472 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
473 disallov RTL subpasses of IPA subpasses.
475 2008-04-05 Ben Elliston <bje@au.ibm.com>
477 * tree-cfg.c (need_fake_edge_p): Return false for calls to
478 builtins that return exactly once and do not throw. Cache call to
481 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
483 PR rtl-optimization/34916
485 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
486 between instruction pairs.
488 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
490 * doc/invoke.texi: Document -mbitops for SH.
491 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
492 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
493 * config/sh/sh.c (print_operand): Add %t operand code.
494 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
495 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
496 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
497 (extendqihi2): Likewise.
499 (insv): Use bset, bclr and bst instructions for SH2A if possible.
500 (extv): Use bld instruction for SH2A if possible.
502 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
503 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
504 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
505 (bset.b, bclr.b): Define peepholes.
506 * config/sh/sh.opt (mbitops): New option.
508 2008-04-04 Janis Johnson <janis187@us.ibm.com>
511 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
512 and view convert expression.
514 2008-04-04 Jakub Jelinek <jakub@redhat.com>
517 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
519 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
521 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
523 * config/i386/cpuid.h (bit_AES): New.
524 (bit_PCLMUL): Likewise.
526 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
527 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
528 SSE2 if AES or PCLMUL is enabled.
529 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
530 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
531 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
532 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
533 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
534 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
535 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
536 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
537 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
538 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
539 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
540 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
541 __builtin_ia32_aeskeygenassist128 and
542 __builtin_ia32_pclmulqdq128.
543 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
544 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
545 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
547 * config/i386/i386.h (TARGET_AES): New.
548 (TARGET_PCLMUL): Likewise.
549 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
551 * config/i386/i386.md (UNSPEC_AESENC): New.
552 (UNSPEC_AESENCLAST): Likewise.
553 (UNSPEC_AESDEC): Likewise.
554 (UNSPEC_AESDECLAST): Likewise.
555 (UNSPEC_AESIMC): Likewise.
556 (UNSPEC_AESKEYGENASSIST): Likewise.
557 (UNSPEC_PCLMUL): Likewise.
559 * config/i386/i386.opt (maes): New.
562 * config/i386/sse.md (aesenc): New pattern.
563 (aesenclast): Likewise.
565 (aesdeclast): Likewise.
567 (aeskeygenassist): Likewise.
568 (pclmulqdq): Likewise.
570 * config/i386/wmmintrin.h: New.
572 * doc/extend.texi: Document AES and PCLMUL built-in function.
574 * doc/invoke.texi: Document -maes and -mpclmul.
576 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
578 * function.c (free_after_parsing): Replace with
579 cxx_push_function_context from C++ front-end.
580 (allocate_struct_function): Don't call langhook.
581 * langhooks.h (struct lang_hooks_for_functions): Delete.
582 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
584 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
585 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
586 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
587 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
588 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
589 remove LANG_HOOKS_FUNCTION_INITIALIZER.
590 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
592 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
593 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
595 2008-04-04 Jakub Jelinek <jakub@redhat.com>
598 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
601 2008-04-04 Richard Guenther <rguenther@suse.de>
604 * fold-const.c (optimize_minmax_comparison): Use the correct
605 type for the constant in the simplified comparison.
607 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
609 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
610 Pass L2 size as "--param l2-cache-size" to the compiler.
611 (decode_l2_cache): New function to decode L2 cache parameters using
612 0x8000006 extended cpuid function.
613 (detect_caches_amd): Determine parameters of L2 cache using
614 decode_l2_caches function.
615 (decode_caches_intel): Decode L2 cache parameters.
616 (detect_caches_intel): Determine L2 cache parameters using
617 decode_caches_intel and decode_l2_caches functions.
619 2008-04-03 Bob Wilson <bob.wilson@acm.org>
621 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
622 secondary input reload for subword loads from the constant pool.
624 2008-04-03 Janis Johnson <janis187@us.ibm.com>
627 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
628 constants of the appropriate size for runtime calculations.
631 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
632 decimal-float literal constant zero.
634 2008-04-03 Jakub Jelinek <jakub@redhat.com>
637 * c-parser.c (c_parser_omp_atomic): Call
638 default_function_array_conversion on the RHS.
641 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
642 call is_variable_sized if decl has incomplete type.
644 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
646 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
648 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
650 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
652 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
653 (sgt<u>): Merge sgt and sgtu into new expander.
654 (sgt, sgtu): Remove expanders.
655 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
656 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
657 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
658 *sgtu_<mode>_mips16 into new pattern.
659 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
660 (sge<u>): Merge sge and sgeu into new expander.
661 (sge, sgeu): Remove expanders.
662 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
664 (*sge_<mode>, second *sge_<mode>): Remove patterns.
665 (slt<u>): Merge slt and sltu into new expander.
666 (slt, sltu): Remove expanders.
667 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
668 (*slt_<mode>, *sltu_<mode>): Remove patterns.
669 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
670 *sltu_<mode>_mips16 into new pattern.
671 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
672 (sle<u>): Merge sle and sleu into new expander.
673 (sle, sleu): Remove expanders.
674 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
675 (*sle_<mode>, *sleu_<mode>): Remove patterns.
676 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
677 *sleu_<mode>_mips16 into new pattern.
678 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
680 2008-04-03 Jan Hubicka <jh@suse.cz>
682 PR tree-optimization/35795
683 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
684 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
685 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
686 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
687 * score/score3.c (score3_output_mi_thunk): Likewise.
688 * score/score7.c (score7_output_mi_thunk): Likewise.
689 * mips/mips.c (mips_output_mi_thunk): Likewise.
691 2008-04-03 Richard Guenther <rguenther@suse.de>
693 * tree-vrp.c (extract_range_from_unary_expr): Handle all
694 conversions. Simplify code.
696 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
698 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
700 2008-04-03 Tom Tromey <tromey@redhat.com>
701 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
703 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
704 * config/bfin/t-bfin-linux (generated_files): Add
705 linux-sysroot-suffix.h.
706 * doc/install.texi (Prerequisites): Require make 3.80.
707 * doc/sourcebuild.texi (Front End Directory): Document new
709 * Makefile.in (generated_files): New variable.
710 (ALL_HOST_OBJS): New variable.
711 ($(ALL_HOST_OBJS)): New target.
713 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
715 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
716 (remap_block): Call id->transform_lang_insert_block instead
718 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
719 Set id.transform_lang_insert_block to NULL.
720 (clone_body): Move to cp/optimize.c
721 * tree-inline.h (struct copy_body_data): Change
722 transform_lang_insert_block to function pointer.
723 (copy_generic_body, copy_decl_no_change): Export.
724 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
725 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
726 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
728 * c-tree.h (insert_block): Kill.
729 * c-decl.c (insert_block): Kill.
731 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
733 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
734 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
735 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
737 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
738 argument, call {push,pop}_function_context from here.
739 * c-parser.c: Use c_{push,pop}_function_context.
741 * function.c (push_function_context_to): Move meat ...
742 (push_function_context): ... here. Simplify.
743 * function.c (pop_function_context_from): Move meat ...
744 (pop_function_context): ... here. Simplify.
745 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
747 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
748 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
749 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
750 * tree.h (push_function_context_to, pop_function_context_from): Remove.
752 2008-04-03 Ben Elliston <bje@au.ibm.com>
754 * expmed.c (extract_force_align_mem_bit_field): Remove.
756 2008-04-03 Richard Guenther <rguenther@suse.de>
759 * expr.h (try_casesi): Adjust prototype.
760 * expr.c (try_casesi): Take fallback label as extra parameter.
761 Use that for gen_casesi if default_label is NULL.
762 * stmt.c (expand_case): Pass fallback label to try_casesi,
763 make sure to fill gaps with a fallback label if default_label
766 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
769 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
771 2008-04-03 Ben Elliston <bje@au.ibm.com>
773 * expmed.c (extract_split_bit_field): Remove if (0) code.
774 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
775 (do_ds_constraint): Likewise.
777 2008-04-02 Joseph Myers <joseph@codesourcery.com>
779 * doc/cppopts.texi (-dU): Document.
780 * c-common.h (flag_dump_macros): Update comment.
781 * c-opts.c (handle_OPT_d): Handle -dU.
782 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
783 dump_queued_macros, cb_used_define, cb_used_undef): New.
784 (init_pp_output): Handle -dU.
785 (cb_line_change): Call dump_queued_macros.
786 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
788 2008-04-02 Anatoly Sokolov <aesok@post.ru>
790 * config/avr/predicates.md (io_address_operand): New predicate.
791 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
792 * config/avr/avr.c (avr_io_address_p): Remove function.
793 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
794 'avr_io_address_p' function.
795 (out_movhi_r_mr): (Ditto.).
796 (out_movqi_mr_r): (Ditto.).
797 (out_movhi_mr_r): (Ditto.).
798 (avr_address_cost): (Ditto.).
800 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
802 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
803 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
804 in 32bit mode when XMM registers are available to avoid store
806 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
807 corresponding post-reload splitters.
809 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
811 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
812 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
813 __builtin_ia32_roundss.
814 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
815 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
816 __builtin_ia32_roundss.
817 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
818 IX86_BUILTIN_SHUFPD here.
820 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
822 * config/i386/i386.md (plogic): New.
823 (plogicprefix): Likewise.
825 * config/i386/mmx.md (mmx_<code><mode>3): New.
826 (mmx_and<mode>3): Removed.
827 (mmx_ior<mode>3): Likewise.
828 (mmx_xor<mode>3): Likewise.
830 * config/i386/sse.md (<code><mode>3): New.
831 (*<code><mode>3): Likewise.
832 (*<code><mode>3): Likewise.
833 (<code><mode>3): Likewise.
834 (*sse_<code><mode>3): Likewise.
835 (*sse2_<code><mode>3): Likewise.
836 (<code>tf3): Likewise.
837 (*<code>tf3): Likewise.
838 (and<mode>3): Likewise.
839 (*and<mode>3): Likewise.
840 (ior<mode>3): Removed.
841 (*ior<mode>3): Likewise.
842 (xor<mode>3): Likewise.
843 (*xor<mode>3): Likewise.
844 (*and<mode>3): Likewise.
845 (*ior<mode>3): Likewise.
846 (*xor<mode>3): Likewise.
847 (and<mode>3): Likewise.
848 (*sse_and<mode>3): Likewise.
849 (*sse2_and<mode>3): Likewise.
852 (ior<mode>3): Likewise.
853 (*sse_ior<mode>3): Likewise.
854 (*sse2_ior<mode>3): Likewise.
857 (xor<mode>3): Likewise.
858 (*sse_xor<mode>3): Likewise.
859 (*sse2_xor<mode>3): Likewise.
863 2008-04-02 Richard Guenther <rguenther@suse.de>
865 PR tree-optimization/14495
866 PR tree-optimization/34793
867 * tree-vrp.c (struct switch_update): New structure.
868 (to_remove_edges, to_update_switch_stmts): New VECs.
869 (simplify_switch_using_ranges): New function. Remove not taken
870 case labels and edges.
871 (simplify_stmt_using_ranges): Call it.
872 (identify_jump_threads): Mark edges we have queued for removal
873 so we don't thread them.
874 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
876 * tree-cfg.c (group_case_labels): Deal with missing default label.
877 (tree_verify_flow_info): Allow missing default label.
878 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
879 (emit_case_nodes): Likewise.
880 (expand_case): Do not rely on the default label to be present.
881 * expr.c (try_casesi): Deal with NULL default_label.
882 (do_tablejump): Likewise.
884 2008-04-02 Richard Guenther <rguenther@suse.de>
886 PR tree-optimization/14495
887 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
889 (vrp_visit_switch_stmt): ... but here (new function).
890 (find_case_label_index): New helper function.
891 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
893 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
895 * fwprop.c: Fix ISO-C99ism.
897 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
900 * Makefile.in (objdir): Set it here.
901 * configure.ac: Not here. Find dynamic linker characteristics.
902 * exec-tool.in: Use them.
903 * aclocal.m4: Regenerate.
904 * configure: Regenerate.
906 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
908 * expr.c (expand_var): Delete it.
909 * expr.h (expand_var): Delete prototype.
910 * function.c (expand_function_start): Use expand_decl instead.
911 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
914 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
916 PR rtl-optimization/35542
917 * fwprop.c (forward_propagate_and_simplify): Replace
918 loc_reg_mentioned_in_p with reg_mentioned_p.
920 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
922 PR rtl-optimization/35281
923 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
924 (propagate_rtx_1): Handle PR_HANDLE_MEM.
925 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
926 (varying_mem_p): Move above propagate_rtx.
927 (all_uses_available_at): Do not check MEMs.
929 2008-04-02 Rafael Espindola <espindola@google.com>
931 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
932 (register_edge_assert_for_2): Split the cond argument.
933 (register_edge_assert_for_1): Adjust for the change in
934 register_edge_assert_for_2.
935 (register_edge_assert_for): Split the cond argument.
936 (find_switch_asserts): Adjust for the change in
937 register_edge_assert_for.
939 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
941 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
942 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
943 offsets for 64-bit mingw.
944 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
945 abi for x86_64-pc-mingw.
947 2008-04-02 Richard Guenther <rguenther@suse.de>
949 * tree-vrp.c (extract_range_from_assert): Make sure to not
950 produce range min/max with TREE_OVERFOW set.
951 If merging a anti-range and a range keep the anti-range if
952 the range covers all values of the type.
953 (register_edge_assert_for_2): Only allow sign-changing
954 conversions in detecting canonical range checks. Also
955 register an assert for the unsigned name if useful.
957 PR tree-optimization/35787
958 * tree-vrp.c (vrp_val_max): New function.
959 (vrp_val_min): Likewise.
960 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
961 (vrp_val_is_min): Likewise.
962 (supports_overflow_infinity): Use vrp_val_{min,max}.
963 (negative_overflow_infinity): Likewise.
964 (positive_overflow_infinity): Likewise.
965 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
966 (is_positive_overflow_infinity): Likewise.
967 (is_overflow_infinity): Likewise.
968 (avoid_overflow_infinity): Use vrp_val_{min,max} and
969 vrp_val_is_{min,max}.
970 (set_and_canonicalize_value_range): Canonicalize anti-ranges
971 to ranges if possible. Avoid empty ranges.
973 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
976 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
977 the expression is a function address.
979 2008-04-01 George Helffrich <george@gcc.gnu.org>
981 PR fortran/PR35154, fortran/PR23057
982 * fortran/trans-common.c (create_common): Add decl to function
983 chain to preserve identifier scope in debug output.
985 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
986 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
987 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
988 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
990 (dbxout_syms): Check for COMMON-based symbol and wrap in
991 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
992 in bracket for efficiency.
994 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
995 using DW_TAG_common_block + member offset.
996 (add_pubname_string): New function.
997 (dw_expand_expr): New function to find block name and offset for
999 (common_check): New function to check whether symbol in Fortran COMMON.
1000 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1002 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1003 use of common is unchanged.
1005 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1006 with all combinations of debug options available on target.
1007 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1008 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1009 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1010 .stabs functionality.
1011 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1012 DWARF functionality.
1014 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1017 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1019 2008-04-02 Ben Elliston <bje@au.ibm.com>
1021 * config/v850/v850.md (casesi): Remove if (0) code.
1022 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1023 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1025 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1027 * config/i386/i386.md (rex64suffix): New mode attribute.
1028 (floathi<mode>2): Disable expander for SSE math.
1029 (*floathi<mode>2_1): New insn insn_and_split pattern.
1030 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1031 corresponding post-reload splitters.
1032 (*floathi<mode>2_i387): New macroized insn pattern.
1033 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1034 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1035 insn_and_split pattern.
1036 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1037 New macroized instruction patterns and corresponding post-reload
1039 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1040 and corresponding post-reload splitters.
1041 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1042 New macroized instruction patterns.
1043 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1044 macroized instruction patterns and corresponding post-reload splitters.
1045 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1046 corresponding post-reload splitters.
1047 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1048 New macroized instruction patterns.
1049 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1050 corresponding post-reload splitters.
1051 (*floatsi<mode>2_i387): New macroized instruction patterns.
1053 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1055 * config/i386/i386.md (smaxmin): New.
1056 (umaxmin): Likewise.
1057 (maxminiprefix): Likewise.
1058 (maxminfprefix): Likewise.
1059 (<code><mode>3): Likewise.
1060 (smin<mode>3): Removed.
1061 (smax<mode>3): Likewise.
1063 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1064 (mmx_<code>v4hi3): Likewise.
1065 (mmx_<code>v8qi3): Likewise.
1066 (mmx_smaxv2sf3): Removed.
1067 (mmx_sminv2sf3): Likewise.
1068 (mmx_umaxv8qi3): Likewise.
1069 (mmx_smaxv4hi3): Likewise.
1070 (mmx_uminv8qi3): Likewise.
1071 (mmx_sminv4hi3): Likewise.
1073 * config/i386/sse.md (<addsub><mode>3): New.
1074 (*<addsub><mode>3): Likewise.
1075 (<sse>_vm<addsub><mode>3): Likewise.
1076 (<maxmin><mode>3): Likewise.
1077 (*<maxmin><mode>3_finite): Likewise.
1078 (*<maxmin><mode>3): Likewise.
1079 (<sse>_vm<maxmin><mode>3): Likewise.
1080 (sse3_h<addsub>v4sf3): Likewise.
1081 (sse3_h<addsub>v2df3): Likewise.
1082 (<maxmin>v16qi3): Likewise.
1083 (*<maxmin>v16qi3): Likewise.
1084 (<maxmin>v8hi3): Likewise.
1085 (*<maxmin>v8hi3): Likewise.
1086 (*sse4_1_<maxmin><mode>3): Likewise.
1087 (*sse4_1_<maxmin><mode>3): Likewise.
1088 (add<mode>3): Removed.
1089 (*add<mode>3): Likewise.
1090 (<sse>_vmadd<mode>3): Likewise.
1091 (sub<mode>3): Likewise.
1092 (*sub<mode>3): Likewise.
1093 (<sse>_vmsub<mode>3): Likewise.
1094 (smin<mode>3): Likewise.
1095 (*smin<mode>3_finite): Likewise.
1096 (*smin<mode>3): Likewise.
1097 (<sse>_vmsmin<mode>3): Likewise.
1098 (smax<mode>3): Likewise.
1099 (*smax<mode>3_finite): Likewise.
1100 (*smax<mode>3): Likewise.
1101 (<sse>_vmsmax<mode>3): Likewise.
1102 (sse3_haddv4sf3): Likewise.
1103 (sse3_haddv2df3): Likewise.
1104 (sse3_hsubv4sf3): Likewise.
1105 (sse3_hsubv2df3): Likewise.
1106 (umaxv16qi3): Likewise.
1107 (*umaxv16qi3): Likewise.
1108 (smaxv8hi3): Likewise.
1109 (*smaxv8hi3): Likewise.
1110 (*sse4_1_smax<mode>3): Likewise.
1111 (*sse4_1_umax<mode>3): Likewise.
1112 (uminv16qi3): Likewise.
1113 (*uminv16qi3): Likewise.
1114 (sminv8hi3): Likewise.
1115 (*sminv8hi3): Likewise.
1116 (*sse4_1_smin<mode>3): Likewise.
1117 (*sse4_1_umin<mode>3): Likewise.
1119 2008-04-01 Rafael Espindola <espindola@google.com>
1121 * tree-cfg.c (verify_expr): remove in_phi.
1122 (verify_stmt): Don't call walk_tree with verify_expr. Use
1123 is_gimple_min_invariant instead of is_gimple_val.
1125 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1127 * doc/include/gpl_v3.texi: Update for manpage generation.
1128 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1130 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1131 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1132 gpl_v3.texi instead of gpl.texi.
1135 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1138 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1140 2008-04-01 Rafael Espindola <espindola@google.com>
1142 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1143 (extract_code_and_val_from_cond): Use
1144 extract_code_and_val_from_cond_with_ops.
1146 2008-04-01 Jan Hubicka <jh@suse.cz>
1148 * function.c (free_after_compilation): Free epilogue_delay_list.
1149 (prepare_function_start): Assert that previous compilation was freed.
1151 2008-04-01 Jan Hubicka <jh@suse.cz>
1152 Jim Wilson <wilson@tuliptree.org>
1153 Andreas Tobler <andreast@gcc.gnu.org>
1156 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1157 rtl.emit instead cfun->emit.
1158 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1159 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1161 2008-04-01 Ben Elliston <bje@au.ibm.com>
1163 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1165 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1167 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1169 (fprofile-use): Add var flag_profile_use
1170 * coverage.c (coverage_begin_output): Do not open a gcno file for
1171 output only if -ftest-coverage is set.
1172 Do not add getpwd() to gcda file path.
1173 (build_gcov_info): Check the new flag
1174 flag_profile_datafile_relative_path.
1175 (coverage_init): Use profile_data_prefix.
1176 Read profile counter only if flag_profile_use is set.
1177 * opts.c (common_handle_option): New option fprofile-use=,
1178 fprofile-dir=, fprofile-generate=.
1179 * toplev.c (profile_data_prefix): New variable definition.
1180 * toplev.h (profile_data_prefix): New declaration.
1181 * doc/invoke.tex (Option Summary, Optimization Options):
1184 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1186 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1187 use tmp consistently.
1190 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1191 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1192 UNSPEC_FR_RECIP_APPROX_RES.
1193 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1195 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1198 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1200 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1203 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1204 element of the vector via a pointer.
1206 2008-03-31 Ian Lance Taylor <iant@google.com>
1208 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1210 2008-03-31 Jan Hubicka <jh@suse.cz>
1212 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1213 get_arg_pointer_save_area.
1214 * expr.c (init_expr): Just clear out rtl.expr.
1215 * function.c (free_after_compilation): Clear out whole RTL structure.
1216 (get_func_frame_size): Merge into ...
1217 (get_frame_size): ... this one.
1218 (assign_stack_local_1): Merge into ...
1219 (assign_stack_local): ... this one.
1220 (expand_function_end): Update call of get_arg_pointer_save_area.
1221 (get_art_pointer_save_area): Remove cfun argument.
1222 * function.h (emit_status): regno_pointer_align does not need length
1223 attribute. Move x_regno_reg_rtx to ...
1224 (regno_reg_rtx): ... new global array.
1225 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1226 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1227 apply_args_value, forced_labels, stack_pointer_delta):
1229 (struct varasm_status): Move here from varasm.c
1230 (struct rtl_data): New. Move here some fields from struct function.
1231 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1232 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1233 used_temp_slots avail_temp_slots, temp_slot_level,
1234 nonlocal_goto_handler_labels): Update accesstors.
1235 (rtl): New global variable.
1236 (struct function): Move some fileds to rtl_data.
1237 (get_arg_pointer_save_area): Update prototype.
1238 * emit-rtl.c (rtl): Declare.
1239 (regno_reg_rtx): Declare.
1240 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1242 (gen_reg_rtx): Update.
1243 (init_virtual_regs): Do not tate emit_status argument.
1244 (init_emit): Do not allocate emit.
1245 * varasm.c (varasm_statuc): Move to function.h.
1246 (n_deferred_constatns): Update accestor.
1247 (init_varasm_status): Do not allocate varasm_status.
1248 (force_const_mem, get_pool_size, output_constant_pool): Update.
1249 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1250 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1252 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1254 PR rtl-optimization/35729
1255 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1258 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1261 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1262 load/store if memory is unaligned.
1263 (*movti_rex64): Likewise.
1265 * config/i386/predicates.md (misaligned_operand): New.
1267 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1270 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1273 2008-03-31 Jan Beulich <jbeulich@novell.com>
1275 * config/ia64/constraints.md: Add 'j' constraint.
1276 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1277 (movdi_internal): Likewise.
1279 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1282 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1284 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1287 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1288 proper error message for the third argument on blendpd and
1291 * config/i386/sse.md (blendbits): New.
1292 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1294 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1296 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1298 2008-03-30 Richard Guenther <rguenther@suse.de>
1301 * fold-const.c (fold_sign_changed_comparison): Do leave
1302 conversions to base-types alone.
1304 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1306 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1307 the link register if one altivec register is be saved.
1309 2008-03-30 Ben Elliston <bje@au.ibm.com>
1311 * final.c (final_scan_insn): Remove if (0) code.
1313 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1315 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1317 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1319 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1320 of V4SFmode to ix86_binary_operator_ok.
1322 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1324 * config/i386/i386.c (override_options): Initialize
1325 ix86_veclib_handler to ix86_veclibabi_svml when
1326 -mveclibabi=svml is used.
1327 (ix86_veclibabi_svml): New function for SVML ABI style
1328 vectorization support.
1329 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1331 2008-03-28 Rafael Espindola <espindola@google.com>
1333 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1334 (tree_binary_nonnegative_warnv_p): Make it public.
1335 (tree_single_nonnegative_warnv_p): Make it public.
1336 (tree_invalid_nonnegative_warnv_p): Make it public.
1337 (tree_unary_nonzero_warnv_p): Make it public.
1338 (tree_binary_nonzero_warnv_p): Make it public
1339 (tree_single_nonzero_warnv_p): Make it public.
1340 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1341 (extract_range_from_binary_expr): Split the expr argument.
1342 (extract_range_from_unary_expr): Split the expr argument.
1343 (extract_range_from_comparison): Split the expr argument.
1344 (extract_range_from_expr): Use the new aux functions.
1345 (vrp_evaluate_conditional_warnv): Use
1346 vrp_evaluate_conditional_warnv_with_ops.
1347 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1348 (tree_binary_nonzero_warnv_p): Declare.
1349 (tree_single_nonzero_warnv_p): Declare.
1350 (tree_expr_nonzero_warnv_p): Declare.
1351 (tree_unary_nonnegative_warnv_p): Declare.
1352 (tree_binary_nonnegative_warnv_p): Declare.
1353 (tree_single_nonnegative_warnv_p): Declare.
1354 (tree_invalid_nonnegative_warnv_p): Declare.
1356 2008-03-28 Richard Guenther <rguenther@suse.de>
1358 PR tree-optimization/30317
1359 PR tree-optimization/30911
1360 PR tree-optimization/34793
1361 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1362 (struct assert_locus_d): New member EXPR.
1363 (register_new_assert_for): Add EXPR parameter to support
1364 ASSERT_EXPR <name, expr OP limit>.
1365 (register_edge_assert_for_1): Adjust callers.
1366 (find_assert_locations): Likewise.
1367 (process_assert_insertions_for): Build condition from expression.
1368 (extract_range_from_assert): Handle ASSERT_EXPRs
1369 of the form ASSERT_EXPR <name, expr OP limit>.
1370 (register_edge_assert_for_2): New helper registering
1371 asserts for comparisons. Recognize range tests of the form
1372 (unsigned)i - CST1 OP CST2.
1373 (register_edge_assert_for_1): Use it.
1374 (register_edge_assert_for): Likewise.
1375 (needs_overflow_infinity): Integer sub-types
1376 do not need overflow infinities.
1377 (vrp_val_is_max): The extreme values of integer sub-types
1378 are those of the base type.
1379 (vrp_val_is_min): Likewise.
1380 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1383 2008-03-28 Nick Clifton <nickc@redhat.com>
1385 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1386 Return GENERAL_REGS for stack adjustment reloads.
1388 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1391 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1392 const_vector when all the vectors are constant.
1394 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1396 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1398 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1399 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1401 (s<code>_sf): Use new scc_sf attribute for opcode names.
1403 2008-03-27 Tom Tromey <tromey@redhat.com>
1405 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1406 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1407 config/spu/t-spu-elf, config/i386/t-interix,
1408 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1409 config/i386/x-darwin, config/i386/x-mingw32,
1410 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1411 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1412 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1413 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1414 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1415 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1416 config/score/t-score-elf, config/arm/t-strongarm-pe,
1417 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1418 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1419 Revert automatic dependency patch.
1421 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1424 * config/i386/i386.c (ix86_function_arg_boundary): Align
1425 decimal floating point to its natural boundary.
1427 2008-03-27 Richard Guenther <rguenther@suse.de>
1430 * fold-const.c (fold_comparison): Restrict distinct decl
1431 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1432 solely rely on operand_equal_p.
1434 2008-03-27 Richard Guenther <rguenther@suse.de>
1437 * c-common.c (handle_weak_attribute): Reject combination of
1440 2008-03-27 Richard Guenther <rguenther@suse.de>
1442 PR tree-optimization/32810
1443 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1444 conversions from DECL_INITIAL.
1445 (fold_const_aggregate_ref): Likewise from constructor elements.
1447 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1449 * tree-affine.h (aff_combination_expand): Declare.
1450 (get_inner_reference_aff): Likewise.
1451 * tree-affine.c (aff_combination_expand): Split out from
1452 tree_to_aff_combination_expand.
1453 (get_inner_reference_aff): New function.
1454 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1455 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1456 (struct lim_aux_data): sm_done field removed.
1457 (mem_ref_loc_p, mem_ref_locs_p): New types.
1458 (struct mem_ref): Added id, stored, accesses_in_loop,
1459 indep_loop, dep_loop, indep_ref, dep_ref fields.
1460 Removed is_stored, locs and next fields.
1461 (memory_accesses): New variable.
1462 (movement_possibility): Do not allow moving statements
1463 that store to memory.
1464 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1466 (determine_max_movement): For statements with memory references,
1467 find the outermost loop in that the reference is independent.
1468 (move_computations_stmt): Mark the virtual operands for renaming.
1469 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1470 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1471 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1472 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1473 create_vop_ref_mapping, analyze_memory_references,
1474 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1475 get_all_locs_in_loop, ref_always_accessed_p,
1476 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1477 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1478 store_motion_loop, store_motion): New functions.
1479 (struct vop_to_refs_elt): New type.
1480 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1481 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1482 (schedule_sm): Replaced by...
1483 (execute_sm): ... this.
1484 (determine_lsm_ref, hoist_memory_references,
1485 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1486 find_more_ref_vops, free_mem_ref, free_mem_refs,
1487 determine_lsm_loop, determine_lsm): Removed.
1488 (tree_ssa_lim_finalize): Free data structures used by store motion.
1489 (tree_ssa_lim): Call analyze_memory_references. Use
1490 store_motion instead of determine_lsm.
1492 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1494 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1495 rename tmake_file to m68hc11/t-m68hc11.
1496 (mcore): Set inhibit_libc to true.
1497 * config.host (alpha*-dec-*vms*): Set extra_programs.
1498 (interix3*): Don't use host_xmake_file.
1499 * configure.ac: Let config.gcc override inhibit_libc.
1500 * configure: Regenerate.
1502 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1503 * config/t-openbsd-thread: Remove commented out lines.
1505 * config/x-interix: Remove.
1507 * config/m68hc11/t-m68hc11-gas: Rename to...
1508 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1510 * config/mcore/t-mcore: Remove T_CFLAGS.
1511 * config/mcore/t-mcore-pe: Likewise.
1513 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1515 * configure.ac: Replace custom __GNU_SOURCE test with
1516 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1517 * aclocal.m4: Regenerate.
1518 * configure: Regenerate.
1519 * config.in: Regenerate.
1521 2008-03-27 Richard Guenther <rguenther@suse.de>
1523 * fold-const.c (target.h): Include.
1524 (fold_comparison): Fold comparison of addresses of decls
1525 that bind locally or of constants. Consolidate address folding code.
1526 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1527 results from fold_binary_to_constant.
1528 (compare_values_warnv): Likewise.
1530 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1533 * fold-const.c (fold_truthop): Check for integeral types when folding
1534 a == 0 && b == 0 and a != 0 || b != 0 .
1536 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1538 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1540 2008-03-26 Andreas Schwab <schwab@suse.de>
1542 * doc/invoke.texi: Fix use of @item vs. @itemx.
1544 2008-03-26 Tom Tromey <tromey@redhat.com>
1546 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1547 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1548 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1549 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1550 build/genconstants.o, build/genemit.o, build/genextract.o,
1551 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1552 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1555 2008-03-26 Richard Guenther <rguenther@suse.de>
1558 2008-03-26 Richard Guenther <rguenther@suse.de>
1560 * fold-const.c (target.h): Include.
1561 (fold_comparison): Fold comparison of addresses of two decls
1562 that bind locally. Consolidate address folding code.
1564 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1566 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1567 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1568 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1569 dconstsqrt2, dconstthird, dconste and/or dconst10.
1570 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1571 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1572 dconstsqrt2, dconste): Delete.
1573 (init_emit_once): Likewise. Simplify initializing dconstm1.
1575 * real.c (get_real_const): New.
1576 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1577 dconstsqrt2, dconste): Delete.
1578 (real_value_const, get_real_const): New.
1580 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1582 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1584 * config/i386/i386.c (ix86_function_arg_boundary): Check
1585 BIGGEST_ALIGNMENT instead of 128.
1586 (setup_incoming_varargs_64): Likewise.
1588 2008-03-26 Tom Tromey <tromey@redhat.com>
1590 * Makefile.in (DEPFILES): Add missing '/'.
1592 2008-03-26 Richard Guenther <rguenther@suse.de>
1594 * fold-const.c (target.h): Include.
1595 (fold_comparison): Fold comparison of addresses of two decls
1596 that bind locally. Consolidate address folding code.
1598 2008-03-26 Nick Clifton <nickc@redhat.com>
1601 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1602 not allow INT+INT as a legitimate addressing mode.
1604 2008-03-26 Richard Guenther <rguenther@suse.de>
1606 * tree-flow.h (widen_bitfield): Remove declaration.
1607 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1608 (widen_bitfield): Remove function.
1609 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1612 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1615 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1618 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1620 PR rtl-optimization/35232
1621 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1622 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1623 reg_reloaded_call_part_clobbered here.
1624 (reload_regs_reach_end_p): New function.
1625 (reload_reg_rtx_for_input): New variable.
1626 (reload_reg_rtx_for_output): Likewise.
1627 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1628 when reassigning a pseudo register. Load reloadreg from
1629 reload_reg_rtx_for_input, moving the mode and register
1631 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1632 instead of the original when deciding whether an input reload
1633 would be a no-op or whether an output reload can be deleted.
1634 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1635 when setting up new_spill_reg_store. Load it from
1636 reload_reg_rtx_for_output, moving the mode and register
1638 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1639 instead of the original when deciding whether an output reload
1640 would be a no-op. Do the same when modifying insn notes.
1641 Use rtx_equal_p instead of == to compare the registers.
1642 (inherit_piecemeal_p): Take a mode and two register numbers
1644 (emit_reload_insns): Clear new_spill_reg_store for every hard
1645 register in the reload register. Remove spill registers
1646 from reg_reloaded_valid before considering whether to record
1647 inheritance information for them. Use reload_reg_rtx_for_output
1648 instead of reg_rtx when recording output reloads. Use
1649 reload_reg_rtx_for_input instead of reg_rtx when recording
1650 input reloads. Set or clear reg_reloaded_call_part_clobbered
1651 at the same time as setting reg_reloaded_valid.
1652 (delete_output_reload): Add a new_reload_reg parameter and use it
1653 instead of rld[j].reg_rtx.
1654 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1657 2008-03-25 Tom Tromey <tromey@redhat.com>
1659 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1660 (build/genattr.o): Likewise.
1661 (build/genattrtab.o): Likewise.
1662 (build/gencodes.o): Likewise.
1663 (build/genconfig.o): Likewise.
1664 (build/genconstants.o): Likewise.
1665 (build/genemit.o): Likewise.
1666 (build/genextract.o): Likewise.
1667 (build/genflags.o): Likewise.
1669 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1671 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1672 instead of size_int for integer types.
1673 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1674 to match type of MINUS_EXPR.
1676 2008-03-25 Tom Tromey <tromey@redhat.com>
1678 * configure: Rebuilt.
1679 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1682 2008-03-25 Tom Tromey <tromey@redhat.com>
1684 * config/x-solaris (host-solaris.o): Update.
1685 * config/x-linux (host-linux.o): Update.
1686 * config/x-hpux (host-hpux.o): Update.
1687 * config/x-darwin (host-darwin.o): Update.
1688 * config/v850/t-v850e (v850-c.o): Update.
1689 * config/v850/t-v850 (v850-c.o): Update.
1690 * config/t-vxworks (vxworks.o): Update.
1691 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1692 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1693 * config/spu/t-spu-elf (spu-c.o): Update.
1695 * config/sh/t-symbian (sh-c.o): Update.
1696 (symbian.o): Update.
1697 * config/sh/t-sh (sh-c.o): Update.
1698 * config/score/t-score-elf (score7.o, score3.o): Update.
1699 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1700 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1701 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1702 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1704 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1705 * config/m32c/t-m32c (m32c-pragma.o): Update.
1706 * config/ia64/t-ia64 (ia64-c.o): Update.
1707 * config/i386/x-mingw32 (host-mingw32.o): Update.
1708 * config/i386/x-i386 (driver-i386.o): Update.
1709 * config/i386/x-darwin (host-i386-darwin.o): Update.
1710 * config/i386/x-cygwin (host-cygwin.o): Update.
1711 * config/i386/t-nwld (nwld.o): Update.
1712 * config/i386/t-netware (netware.o): Update.
1713 * config/i386/t-interix (winnt.o): Update.
1714 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1715 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1716 msformat-c.o): Update.
1717 * config/bfin/t-bfin-linux (generated_files): Add
1718 linux-sysroot-suffix.h.
1719 * config/arm/t-wince-pe (pe.o): Update.
1720 * config/arm/t-strongarm-pe (pe.o): Update.
1721 * config/arm/t-pe (pe.o): Update.
1722 * config/arm/t-arm (arm-c.o): Update.
1723 * doc/install.texi (Prerequisites): Require make 3.80.
1724 * Makefile.in: Remove .o targets.
1725 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1726 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1727 (simple_generated_h, simple_generated_c): Move earlier.
1728 (generated_files): New variable.
1729 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1730 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1731 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1732 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1733 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1734 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1735 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1736 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1737 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1738 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1739 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1740 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1742 (COMPILE.base, COMPILE): New variables.
1743 (%.o): New pattern rule.
1744 (ALL_HOST_OBJS): New variable.
1745 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1746 (dummy-checksum.o, cc1-checksum.o): Remove.
1747 (DRIVER_SHLIB): New variable.
1748 (DRIVER_DEFINES): Use it.
1749 (gencondmd.c): Move out of build/.
1750 (s-conditions): Update.
1751 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1752 (ALL_BUILD_OBJS): Likewise.
1753 (build/%.o): Use BUILDCOMPILE.
1754 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1755 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1756 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1757 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1758 build/genconfig.o, build/genconstants.o, build/genemit.o,
1759 build/genextract.o, build/genflags.o, build/genmddeps.o,
1760 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1761 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1762 build/gen-protos.o, build/scan.o, build/fix-header.o,
1763 build/scan-decls.o): Simplify.
1764 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1765 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1766 prefix.o, toplev.o): Reduce to variable setting.
1767 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1768 ($(out_object_file), gcc-options.o): New targets.
1769 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1770 * configure: Rebuilt.
1771 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1772 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1774 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1776 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1777 complain when we hit an error, return ERROR_MARK_NODE.
1779 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1781 * config/sh/constraints.md (Pso, Psz): New constraints.
1782 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1783 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1785 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1787 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1788 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1790 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1792 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1793 (prefetch_sh2a): New.
1795 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1796 Naveen.H.S <naveen.hs@kpitcummins.com>
1798 * config/sh/constraints.md (I28): New constraint.
1799 * config/sh/sh.c (broken_move): Add support for movi20s.
1800 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1802 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1803 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1804 Naveen.H.S <naveen.hs@kpitcummins.com>
1806 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1807 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1808 (print_operand): Handle resbank in %@ operand code.
1809 (sh_encode_section_info): New.
1810 (push_regs): Add conditions for resbank.
1811 (sh_expand_epilogue): Likewise.
1812 (sh_insert_attributes): Likewise.
1813 (sh_attribute_table): Likewise.
1814 (sh_handle_resbank_handler_attribute): New.
1815 (sh2a_handle_function_vector_handler_attribute): New.
1816 (sh2a_is_function_vector_call): New.
1817 (sh2a_get_function_vector_number): New.
1818 (sh2a_function_vector_p): New.
1819 (sh_cfun_resbank_handler_p): New.
1820 * config/sh/sh.md (calli): Emit jsr/n if possible.
1821 (calli_tbr_rel): New.
1822 (calli_pcrel): Emit jsr/n if possible.
1823 (return_i): Emit rts/n if possible.
1824 (call_valuei_tbr_rel): New.
1825 (call_valuei_pcrel): Add condition for SH2A target.
1826 (call_value): Likewise.
1827 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1828 (sh2a_get_function_vector_number): Likewise.
1829 (sh2a_is_function_vector_call): Likewise.
1830 * doc/extend.texi: Document TBR relative addressing of SH2A.
1831 (resbank): Add description for SH2A.
1833 2008-03-24 Richard Guenther <rguenther@suse.de>
1836 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1837 pointer assignments change conversions according to middle-end rules.
1838 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1839 * configure.ac: Include type checking in yes.
1840 * configure: Regenerate.
1842 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1844 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1845 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1847 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1849 * gthr-vxworks.h (UNUSED): Define.
1851 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1853 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1855 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1857 * doc/extend.texi (Function Attributes): Add missing comma in the
1858 example of the "alloc_size" attribute.
1860 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1863 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1865 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1868 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1871 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1872 of the underlying type of a MS bitfield layout to the natural
1873 alignment of the type.
1875 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1877 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1878 to their natural alignment to avoid store forwarding stalls.
1880 2008-03-22 Richard Guenther <rguenther@suse.de>
1882 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1883 For PHI nodes verify the address is invariant.
1884 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1885 (get_symbol_constant_value): Use is_gimple_min_invariant.
1886 (maybe_fold_stmt_indirect): Likewise.
1888 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1890 PR rtl-optimization/33927
1891 * Makefile.in (dse.o): Depend on $(TM_P_H).
1892 * expr.h (extract_low_bits): Declare.
1893 * expmed.c (extract_low_bits): New function.
1894 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1895 * dse.c: Include tm_p.h.
1896 (find_shift_sequence): Remove the read_reg argument and return the
1897 read value. Emit the instructions instead of returning them.
1898 Iterate on new_mode rather than calculating it each time.
1899 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1900 source to NEW_MODE and extract_low_bits to convert the shifted
1902 (replace_read): Allow the load and store to have different mode
1903 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1904 or extraction instructions before trying the replacement. Update
1905 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1907 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1909 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1910 to their natural alignment to avoid store forwarding stalls.
1912 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1915 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1916 encouraging but not allowing gprs for input;
1917 change the input constraint to !f#r.
1918 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1920 change the output constraint to !f#r.
1922 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1925 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1926 corresponding post-reload splitters.
1927 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1928 when x87 FP math is selected.
1929 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1930 New function prototype.
1931 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1932 unreachable function to ease macroization of insn patterns.
1934 2008-03-21 Martin Jambor <mjambor@suse.cz>
1936 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1937 reference dumps if ddr is NULL or dependence is unknown.
1939 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1941 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1942 unsigned extension into account.
1943 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1944 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1945 Do computations on a scratch register.
1947 2008-03-21 Richard Guenther <rguenther@suse.de>
1949 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1950 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1951 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1952 * tree-ssa-dom.c (record_equality): Likewise.
1953 * tree-inline.c (copy_body_r): Likewise.
1954 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1957 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1959 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1960 as 'delete_unused' argument.
1962 2008-03-20 Richard Guenther <rguenther@suse.de>
1964 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1965 special casing of constant qualifiers.
1966 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1967 care about them in general.
1968 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1969 regardless of their type.
1970 (fold_stmt_r): Forcefully fold *& if we end up with that.
1972 2008-03-20 Paul Brook <paul@codesourcery.com>
1974 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1975 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1977 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1979 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1980 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1982 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1984 * common.opt (Wmudflap): New option.
1985 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1986 (mx_register_decls): Likewise.
1987 (mudflap_finish_file): Likewise.
1988 * doc/invoke.texi: Document -Wno-mudflap.
1990 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1992 * c-format.c (replace_format_name_to_system_name): New.
1994 (convert_format_name_to_system_name): New.
1995 (decode_format_attr): Add use of convert_format_name_to_system_name.
1996 (format_types_orig): Add gnu_ prefix to names.
1997 (check_format_info_main): Special treating of \0 escaped names for
1998 supporting multi-character format specifiers as I32, I64.
1999 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2000 (gnu_target_overrides_format_attributes): New.
2001 * c-format.h: Add structure target_ovr_attr to hold
2002 system specific formatter names.
2003 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2004 msformat-c.o file to c_target_objs and cxx_target_objs.
2005 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2006 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2007 (TARGET_N_FORMAT_TYPES): New.
2008 * config/i386/msformat-c.c: New.
2009 * config/i386/t-cygming: Add build rule for msformat-c.o.
2010 * doc/extend.texi: Add new format names gnu_* and ms_* and
2012 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2014 2008-03-20 Ira Rosen <irar@il.ibm.com>
2016 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2017 optimizations turned on under -O3.
2018 (ftree-vectorize): Add that the flag is turned on with -O3.
2020 2008-03-20 Ben Elliston <bje@au.ibm.com>
2022 * regmove.c (try_auto_increment): Fix spelling error in comment.
2023 * final.c (final_scan_insn): Likewise.
2025 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2028 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2029 allocator preferences for "y" and "r" class registers.
2030 ("*mov<mode>_internal"): Ditto.
2031 ("*movv2sf_internal_rex64"): Ditto.
2032 ("*movv2sf_internal"): Ditto.
2034 2008-03-19 Michael Matz <matz@suse.de>
2037 * calls.c (expand_call): Check overlap of arguments with call
2038 address for sibcalls.
2040 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2043 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2044 of the underlying type of a MS bitfield layout to the natural
2045 alignment of the type.
2047 2008-03-19 Jan Hubicka <jh@suse.cz>
2050 * toplev.c (decode_d_option): Handle all CPP flags.
2051 * tree-vrp.c: Update tree_pass descriptors.
2052 * regrename.c: Update tree_pass descriptors.
2053 * fwprop.c: Update tree_pass descriptors.
2054 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2055 * tree-into-ssa.c: Update tree_pass descriptors.
2056 * tree-dump.c: Update tree_pass descriptors.
2057 * tree-complex.c: Update tree_pass descriptors.
2058 * tree-dump.h: Update tree_pass descriptors.
2059 * see.c: Update tree_pass descriptors.
2060 * cgraphbuild.c: Update tree_pass descriptors.
2061 * tracer.c: Update tree_pass descriptors.
2062 * tree-loop-distribution.c: Update tree_pass descriptors.
2063 * cgraph.c: Update tree_pass descriptors.
2064 * postreload-gcse.c: Update tree_pass descriptors.
2065 * postreload.c: Update tree_pass descriptors.
2066 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2067 * tree-tailcall.c: Update tree_pass descriptors.
2068 * tree-pass.h (tree_opt_pass): Rename to ...
2069 (opt_pass) ... this one; add "type" field and remove letter field.
2070 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2071 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2072 all_lowering_passes): Update declaration.
2073 * ipa-cp.c: Update tree_pass descriptors.
2074 * final.c: Update tree_pass descriptors.
2075 * omp-low.c: Update tree_pass descriptors.
2076 * tree-ssa-dse.c: Update tree_pass descriptors.
2077 * ipa-reference.c: Update tree_pass descriptors.
2078 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2079 * auto-inc-dec.c: Update tree_pass descriptors.
2080 * reorg.c: Update tree_pass descriptors.
2081 * cgraphunit.c: Update tree_pass descriptors.
2082 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2083 * tree-ssa-ccp.c: Update tree_pass descriptors.
2084 * df-core.c: Update tree_pass descriptors.
2085 * mode-switching.c: Update tree_pass descriptors.
2086 * tree-nomudflap.c: Update tree_pass descriptors.
2087 * modulo-sched.c: Update tree_pass descriptors.
2088 * ipa-pure-const.c: Update tree_pass descriptors.
2089 * cse.c: Update tree_pass descriptors.
2090 * web.c: Update tree_pass descriptors.
2091 * tree-stdarg.c: Update tree_pass descriptors.
2092 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2093 * tree-ssa-dom.c: Update tree_pass descriptors.
2094 * tree-nrv.c: Update tree_pass descriptors.
2095 * tree-ssa-alias.c: Update tree_pass descriptors.
2096 * loop-init.c: Update tree_pass descriptors.
2097 * gimple-low.c: Update tree_pass descriptors.
2098 * ipa-inline.c: Update tree_pass descriptors.
2099 * tree-ssa-sink.c: Update tree_pass descriptors.
2100 * global.c: Update tree_pass descriptors.
2101 * ifcvt.c: Update tree_pass descriptors.
2102 * jump.c: Update tree_pass descriptors.
2103 * predict.c: Update tree_pass descriptors.
2104 * tree-ssa-loop.c: Update tree_pass descriptors.
2105 * recog.c: Update tree_pass descriptors.
2106 * dse.c: Update tree_pass descriptors.
2107 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2108 * tree-eh.c: Update tree_pass descriptors.
2109 * regmove.c: Update tree_pass descriptors.
2111 * function.c: Update tree_pass descriptors.
2112 * tree-vectorizer.c: Update tree_pass descriptors.
2113 * gcse.c: Update tree_pass descriptors.
2114 * ipa-type-escape.c: Update tree_pass descriptors.
2115 * tree-if-conv.c: Update tree_pass descriptors.
2116 * init-regs.c: Update tree_pass descriptors.
2117 * ipa.c: Update tree_pass descriptors.
2118 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2119 * rtl-factoring.c: Update tree_pass descriptors.
2120 * lower-subreg.c: Update tree_pass descriptors.
2121 * bt-load.c: Update tree_pass descriptors.
2122 * tree-dfa.c: Update tree_pass descriptors.
2123 * except.c: Update tree_pass descriptors.
2124 * emit-rtl.c: Update tree_pass descriptors.
2125 * cfgexpand.c: Update tree_pass descriptors.
2126 * tree-cfgcleanup.c: Update tree_pass descriptors.
2127 * cfgcleanup.c: Update tree_pass descriptors.
2128 * tree-ssa-pre.c: Update tree_pass descriptors.
2129 * tree-sra.c: Update tree_pass descriptors.
2130 * tree-mudflap.c: Update tree_pass descriptors.
2131 * tree-ssa-copy.c: Update tree_pass descriptors.
2132 * cfglayout.c: Update tree_pass descriptors.
2133 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2134 * tree-ssa-dce.c: Update tree_pass descriptors.
2135 * tree-ssa.c: Update tree_pass descriptors.
2136 * regclass.c: Update tree_pass descriptors.
2137 * integrate.c: Update tree_pass descriptors.
2138 * tree-optimize.c: Update tree_pass descriptors.
2139 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2140 * tree-object-size.c: Update tree_pass descriptors.
2141 * combine.c: Update tree_pass descriptors.
2142 * tree-outof-ssa.c: Update tree_pass descriptors.
2143 * bb-reorder.c: Update tree_pass descriptors.
2144 * stack-ptr-mod.c: Update tree_pass descriptors.
2145 * var-tracking.c: Update tree_pass descriptors.
2146 * tree-profile.c: Update tree_pass descriptors.
2147 * tree-vect-generic.c: Update tree_pass descriptors.
2148 * reg-stack.c: Update tree_pass descriptors.
2149 * sched-rgn.c: Update tree_pass descriptors.
2150 * tree-ssa-structalias.c: Update tree_pass descriptors.
2151 * tree-cfg.c: Update tree_pass descriptors.
2152 * passes.c (current_pass): Update declaration.
2153 (finish_optimization_passes): Update.
2154 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2155 (register_one_dump_file, register_dump_files_1, next_pass_1):
2157 (init_optimization_passes): Update handling of new types.
2158 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2159 * ipa-struct-reorg.c: Update tree_pass descriptors.
2160 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2161 * combine-stack-adj.c: Update tree_pass descriptors.
2162 * cfgrtl.c: Update tree_pass descriptors.
2163 * dce.c: Update tree_pass descriptors.
2164 * tree-ssanames.c: Update tree_pass descriptors.
2166 2008-03-19 Richard Guenther <rguenther@suse.de>
2169 * tree-ssa.c (walk_data): New structure.
2170 (warn_uninitialized_var): If not always_executed warn with "maybe"
2172 (execute_early_warn_uninitialized): Compute post-dominators.
2173 Initialize always_executed before processing each basic block.
2175 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2178 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2179 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2181 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2183 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2185 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2187 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2189 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2190 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2191 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2192 target after ignore has been set, and move there also the commputation
2193 of subtarget and original_target.
2194 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2195 (LANG_HOOKS_INITIALIZER): Remove it.
2196 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2198 2008-03-18 Richard Guenther <rguenther@suse.de>
2200 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2201 found an expression with constants, note that in the VN for the lhs.
2202 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2203 fold them to constants if possible. Run cleanup_cfg if done so.
2204 (execute_pre): Return todo.
2206 (execute_fre): Likewise.
2207 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2209 (get_prop_source_stmt): Look through pointer conversions.
2211 2008-03-18 Jan Hubicka <jh@suse.cz>
2213 * tree-pretty-print.c: Include predict.h.
2214 (dump_generic_node): Dump predictor.
2215 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2216 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2217 * gimple-low.c (lower_stmt): Likewise.
2218 * expr.c (expand_expr_real): Likewise.
2219 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2221 (build_predict_expr, build_predict_expr): New.
2222 * predict.h (predictor_name, build_predict_expr): Update.
2223 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2224 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2225 * predict.def (PRED_CONTINUE): Update hitrate.
2226 * tree.def (PREDICT_EXPR): Define.
2227 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2228 do not handle BIND_EXPR.
2229 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2230 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2231 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2234 2008-03-18 Michael Matz <matz@suse.de>
2236 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2238 2008-03-18 Richard Guenther <rguenther@suse.de>
2240 * tree-gimple.h (is_gimple_invariant_address): Declare.
2241 (is_gimple_constant): Likewise.
2242 * tree-gimple.c (is_gimple_constant): New function.
2243 (is_gimple_invariant_address): Likewise.
2244 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2245 and is_gimple_invariant_address.
2246 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2248 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2249 an addressable base.
2251 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2254 * gimplify.c (gimplify_expr): Gimplify second operand of
2257 2008-03-17 Richard Guenther <rguenther@suse.de>
2259 PR tree-optimization/19637
2260 * fold-const.c (fold_unary): Remove restrictions of removing
2261 intermediate pointer-conversions (P2)(P1)P0.
2262 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2263 conversion to void pointer.
2264 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2266 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2269 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2270 emulated thread local variables.
2272 2008-03-16 Richard Guenther <rguenther@suse.de>
2275 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2276 expand TREE_INVARIANT operations that are not gimple invariant.
2278 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2280 * doc/extend.texi (Alignment): Say that the ABI controls
2281 the __alignof__ for non-strict-alignment targets rather
2282 than being a recommendation.
2284 2008-03-15 Paul Brook <paul@codesourcery.com>
2286 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2288 (arm_output_fn_unwind): Mark functions that can not be unwound.
2290 2008-03-15 Paul Brook <paul@codesourcery.com>
2292 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2293 extension instructions.
2295 2008-03-15 Richard Guenther <rguenther@suse.de>
2297 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2298 and fold constant aggregate refs.
2299 (fold_const_aggregate_ref): Handle string constants
2300 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2301 (evaluate_stmt): Simplify now that ccp_fold folds constant
2304 2008-03-15 Paul Brook <paul@codesourcery.com>
2306 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2307 (extzv): Use gen_extzv_t2.
2308 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2310 2008-03-15 Richard Guenther <rguenther@suse.de>
2312 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2313 (fold_const_aggregate_ref): Likewise.
2314 (get_value): Return NULL if we don't have any values.
2315 (ccp_finalize): Set const_val to NULL after freeing it.
2316 * tree-flow.h (get_symbol_constant_value): Declare.
2317 (fold_const_aggregate_ref): Likewise.
2318 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2320 2008-03-15 Richard Guenther <rguenther@suse.de>
2323 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2324 to not produce negative array indices if not allowed. Add
2325 parameter to indicate that.
2326 (maybe_fold_offset_to_component_ref): Allow negative array
2327 indices only for the first member of a structure.
2328 (maybe_fold_offset_to_reference): Allow negative array indices.
2329 (maybe_fold_stmt_addition): Likewise.
2331 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2332 Anatoly Sokolov <aesok@post.ru>
2334 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2335 (avr_arch): Add ARCH_AVR6.
2336 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2337 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2338 instead of fixed value 2.
2339 (print_operand_address): Use gs() asm specifier instead of pm().
2340 (avr_assemble_integer): (Ditto.).
2341 (avr_output_addr_vec_elt): (Ditto.).
2342 (print_operand): Handle "!" code.
2343 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2344 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2345 (AVR_HAVE_EIJMP_EICALL): Define.
2346 (AVR_3_BYTE_PC): Redefine.
2347 (AVR_2_BYTE_PC): (Ditto.).
2348 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2349 (LINK_SPEC): Add atmega2560 and atmega2561.
2350 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2352 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2353 for 3 byte PC devices.
2354 (call_value_insn): (Ditto.).
2355 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2356 (indirect_jump): Use only for for 2 byte PC devices.
2357 (*tablejump): (Ditto.).
2358 (*indirect_jump_avr6): Add insn.
2359 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2360 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2361 instead of ijmp for 3 byte PC devices.
2362 (__tablejump2__): (Ditto.).
2363 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2364 (MULITLIB_DIRNAMES): (Ditto.).
2365 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2367 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2369 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2370 "sse2_umulsidi3". Use V1DI mode for operand 0.
2371 ("mmx_psadbw"): Use V1DI mode for operand 0.
2372 * config/i386/i386-modes.def (V1SI): New vector mode.
2373 * config/i386/i386.c (struct builtin_description)
2374 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2375 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2376 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2377 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2378 v1di_ftype_v8qi_v8qi type.
2379 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2381 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2382 __builtin_ia32_pmuludq]: Fix the mode of return value.
2384 2008-03-15 Richard Guenther <rguenther@suse.de>
2387 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2390 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2392 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2393 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2394 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2395 unless TARGET_SERIALIZE_VOLATILE is enabled.
2396 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2397 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2398 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2400 2008-03-14 Richard Guenther <rguenther@suse.de>
2402 PR tree-optimization/34172
2403 * tree-flow.h (refs_may_alias_p): Declare.
2404 (get_single_def_stmt): Likewise.
2405 (get_single_def_stmt_from_phi): Likewise.
2406 (get_single_def_stmt_with_phi): Likewise.
2407 * tree-dfa.c (refs_may_alias_p): New function.
2408 (get_single_def_stmt): Likewise.
2409 (get_single_def_stmt_from_phi): Likewise.
2410 (get_single_def_stmt_with_phi): Likewise.
2411 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2412 (vn_reference_lookup_1): New helper function.
2413 (vn_reference_lookup): Walk the virtual use-def chain to
2414 continue searching for a match if the def does not alias the
2415 reference we are looking for.
2417 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2419 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2420 archive and Perzl. Update The Written Word listing.
2422 2008-03-14 Richard Guenther <rguenther@suse.de>
2424 PR tree-optimization/34043
2425 PR tree-optimization/33989
2426 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2428 (bitmap_find_leader): Use extra argument to verify dominance
2429 relationship inside a basic-block.
2430 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2431 (find_leader_in_sets): Adjust.
2432 (create_component_ref_by_pieces): Take extra argument for
2433 dominance check, handle lookup failures.
2434 (find_or_generate_expression): Likewise.
2435 (create_expression_by_pieces): Likewise.
2436 (insert_into_preds_of_block): Adjust.
2437 (create_value_expr_from): If asked for, verify all operands
2438 are in the blocks AVAIL_OUT set.
2439 (make_values_for_stmt): Check for SSA_NAMEs that are life
2440 over an abnormal edge.
2441 (compute_avail): Remove such check.
2442 (do_SCCVN_insertion): New function.
2443 (eliminate): If we do not find a leader suitable for replacement
2444 insert a replacement expression from SCCVN if available.
2445 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2446 (struct vn_ssa_aux): Add needs_insertion flag.
2447 * tree-ssa-sccvn.c (may_insert): New global flag.
2448 (copy_reference_ops_from_ref): Value-number union member access
2449 based on its size, not type and member if insertion is allowed.
2450 (visit_reference_op_load): For a weak match from union type
2451 punning lookup a view-converted value and insert a SSA_NAME
2452 for that value if that is not found.
2453 (visit_use): Make dumps shorter. Do not disallow value numbering
2454 SSA_NAMEs that are life over an abnormal edge to constants.
2455 (free_scc_vn): Release inserted SSA_NAMEs.
2456 (run_scc_vn): New flag to specify whether insertion is allowed.
2457 Process SSA_NAMEs in forward order.
2458 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2459 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2460 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2461 pointer type to/from integral types that do not change the
2462 precision to regular conversions.
2464 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2466 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2467 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2468 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2469 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2470 input arguments and the mode of return value. Built-in functions
2471 that operate on whole 64-bit MMX register now use V1DI mode.
2473 2008-03-13 Alon Dayan <alond@il.ibm.com>
2474 Olga Golovanevsky <olga@il.ibm.com>
2476 PR tree-optimization/35041
2477 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2478 to locate the right position in a statement.
2480 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2484 * config/i386/xmmintrin.h: Change all static inline functions to
2485 extern inline and add __gnu_inline__ attribute.
2486 * config/i386/bmintrin.h: Ditto.
2487 * config/i386/smmintrin.h: Ditto.
2488 * config/i386/tmmintrin.h: Ditto.
2489 * config/i386/mmintrin-common.h: Ditto.
2490 * config/i386/ammintrin.h: Ditto.
2491 * config/i386/emmintrin.h: Ditto.
2492 * config/i386/pmmintrin.h: Ditto.
2493 * config/i386/mmintrin.h: Ditto.
2494 * config/i386/mm3dnow.h: Ditto.
2496 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2499 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2500 (lower_omp_2): New function.
2501 (lower_omp_1, lower_omp): Rewritten.
2503 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2506 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2507 with the phrase "Microsoft Windows compilers".
2508 (Push/Pop Macro Pragmas): New subsection. Document
2509 #pragma push_macro and pragma pop_macro.
2511 2008-03-12 Paul Brook <paul@codesourcery.com>
2513 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2515 2008-03-12 Paul Brook <paul@codesourcery.com>
2517 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2518 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2519 (thumb2_addsi_shortim): Rename ...
2520 (thumb2_addsi_short): ... to this. Allow register operands.
2521 (thumb2_subsi_short): New pattern.
2522 (thumb2_one_cmplsi2_short,
2523 thumb2_negsi2_short): New patterns and peepholes.
2525 2008-03-12 Paul Brook <paul@codesourcery.com>
2527 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2529 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2531 * config/i386/i386.md (int_cond): New code iterator.
2533 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2534 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2535 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2536 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2537 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2538 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2539 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2540 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2542 2008-03-12 Paul Brook <paul@codesourcery.com>
2544 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2545 instead of {arm,thumb}_compute_save_reg_mask.
2546 (output_return_instruction): Ditto.
2547 (thumb_unexpanded_epilogue): Ditto.
2548 (thumb1_expand_prologue): Ditto.
2549 (thumb1_output_function_prologue): Ditto.
2550 (arm_set_return_address): Ditto.
2551 (thumb_set_return_address): Ditto.
2552 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2553 regs to achieve stack alignment.
2554 (thumb1_compute_save_reg_mask): Fix compiler warning.
2555 (arm_output_epilogue): Use offsets->saved_regs_mask.
2556 Adjust stack pointer by poping call clobered registers.
2557 (arm_expand_prologue): Use offsets->saved_regs_mask.
2558 Adjust stack pointer by pushing extra registers.
2559 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2561 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2564 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2565 conversion to the operands of a multiplication.
2567 2008-03-12 Richard Guenther <rguenther@suse.de>
2569 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2570 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2571 * timevar.def (TV_TREE_PHIPROP): Add.
2572 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2573 pass description. Use TV_TREE_PHIPROP.
2574 * tree-ssa-forwprop.c: Remove phiprop code.
2576 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2579 * omp-low.c (maybe_lookup_decl): Constify first argument.
2580 (use_pointer_for_field): Change last argument from bool to
2581 omp_context *. Disallow shared copy-in/out in nested
2582 parallel if decl is shared in outer parallel too.
2583 (build_outer_var_ref, scan_sharing_clauses,
2584 lower_rec_input_clauses, lower_copyprivate_clauses,
2585 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2587 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2588 Ira Rosen <irar@il.ibm.com>
2590 * tree-vectorizer.c (free_stmt_vec_info): New function.
2591 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2592 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2593 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2594 * tree-vect-transform.c (vectorizable_conversion): Free
2595 vec_oprnds0 if it was allocated.
2596 (vect_permute_store_chain): Remove unused VECs.
2597 (vectorizable_store): Free VECs that are allocated in the..
2599 (vect_transform_strided_load, vectorizable_load): Likewise.
2600 (vect_remove_stores): Simplify the code.
2601 (vect_transform_loop): Move code to vect_remove_stores().
2602 Call vect_remove_stores() and free_stmt_vec_info().
2604 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2606 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2607 TARGET_HPUX. Revise comment.
2608 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2609 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2610 Use sr4 variant of `be' instruction when not generating PIC code.
2611 (attr_length_call): Adjust for above change.
2613 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2615 * ipa-reference.c (static_execute): Remove module_statics_const and
2616 associated setting code.
2618 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2621 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2622 predicate for operand 1.
2623 (paritysi2_cmp): Use register_operand predicate for operand 2.
2624 Use earlyclobber modifier for operand 1. Remove support for
2626 (paritydi2_cmp): Use register_operand predicate for operand 3.
2627 Use earlyclobber modifier for operand 1. Remove support for
2630 2008-03-11 Paul Brook <paul@codesourcery.com>
2631 Vladimir Prus <vladimir@codesourcery.com>
2633 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2634 (arm_compute_save_reg0_reg12_mask): Always
2635 check if register 11 must be saved. Always safe hard frame pointer
2636 when frame_pointer_needeed.
2637 (arm_compute_save_reg_mask): Save IP and PC
2638 only with apcs frames.
2639 (arm_output_epilogue): Adjust Thumb2 codepath to
2640 be also invoked and work for ARM non-apcs frames.
2641 (arm_expand_prologue): Don't bother saving IP
2642 for non-apcs frame, since it's not clobbered by
2643 prologue code. Implement non-apcs frame
2646 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2648 PR rtl-optimization/35281
2649 * expr.c (convert_move): Use a new pseudo for the intermediate
2650 from_mode->word_mode result.
2652 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2654 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2655 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2656 * toplev.c (compile_file): Don't call it.
2658 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2661 * expr.c (store_expr): Call emit_block_move if the mode
2662 of "temp" RTX is BLKmode.
2664 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2665 Richard Guenther <rguenther@suse.de>
2667 PR tree-optimization/31358
2668 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2669 the step with a NULL_TREE.
2670 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2671 to sizetype if type is a pointer type.
2672 (add_candidate_1): Don't convert the base and step to
2673 the generic type if the orginal type is a pointer type.
2674 (add_iv_value_candidates): Use sizetype for the step
2675 if type is a pointer type.
2676 (cand_value_at): Likewise.
2677 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2679 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2680 Don't convert the tem affine to the type.
2681 (add_elt_to_tree): Use sizetype for the step if a pointer.
2682 Use POINTER_PLUS_EXPR for pointers.
2683 (aff_combination_to_tree): Use sizetype for the step if a
2686 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2688 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2689 Remove commutativity hint.
2691 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2695 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2696 errorneous type. Check that v is a VAR_DECL.
2699 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2701 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2703 PR tree-optimization/35494
2704 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2705 may be overriden at link and run time.
2707 2008-03-10 Richard Guenther <rguenther@suse.de>
2709 PR tree-optimization/34677
2710 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2711 (poolify_tree): Likewise.
2712 (modify_expr_template): Likewise.
2713 (poolify_modify_stmt): Likewise.
2714 (insert_fake_stores): Handle all component-ref style stores
2715 in addition to INDIRECT_REF. Also handle complex types.
2716 Do not poolify the inserted load.
2717 (realify_fake_stores): Do not rebuild the tree but only
2718 make it a SSA_NAME copy.
2719 (init_pre): Remove initialzation of modify_expr_template.
2720 Do not allocate modify_expr_node_pool.
2721 (fini_pre): Do not free modify_expr_node_pool.
2723 2008-03-10 Paul Brook <paul@codesourcery.com>
2725 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2728 2008-03-10 Paul Brook <paul@codesourcery.com>
2729 Mark Shinwell <shinwell@codesourcery.com>
2731 * config/arm/cortex-r4.md: New.
2732 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2734 * config/arm/arm.md: Include cortex-r4.md.
2735 (insn): Add smmls, sdiv and udiv values.
2736 (generic_sched): Don't use generic scheduling for Cortex-R4.
2737 (arm_issue_rate): New function.
2738 (TARGET_SCHED_ISSUE_RATE): Define.
2740 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2742 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2744 2008-03-10 Richard Guenther <rguenther@suse.de>
2746 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2747 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2749 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2751 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2752 Set default to true.
2754 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2756 * c.opt (Wsynth): Deprecate.
2757 * doc/invoke.texi (Option Summary, Warning Options): Document
2758 -Wno-format-contains-nul.
2760 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2763 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2764 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2766 2008-03-09 Ira Rosen <irar@il.ibm.com>
2768 * config/rs6000/rs6000.c (builtin_description): Rename vector
2769 left shift operations.
2770 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2771 (altivec_vsl<VI_char>): Rename to ...
2772 (ashl<mode>3): ... new name.
2773 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2775 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2777 2008-03-08 Richard Guenther <rguenther@suse.de>
2779 * coverage.h (tree_coverage_counter_addr): Declare.
2780 * coverage.c (tree_coverage_counter_addr): New function.
2781 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2783 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2784 (tree_gen_one_value_profiler): Likewise.
2785 (tree_gen_ic_profiler): Likewise.
2786 (tree_gen_average_profiler): Likewise.
2787 (tree_gen_ior_profiler): Likewise.
2789 2008-03-08 Richard Guenther <rguenther@suse.de>
2791 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2792 (vn_binary_op_insert): Likewise.
2793 (vn_unary_op_lookup): Likewise.
2794 (vn_unary_op_insert): Likewise.
2795 (vn_nary_op_lookup): Declare.
2796 (vn_nary_op_insert): Likewise.
2797 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2798 and binary hashes, use a single obstack for unary_op_pool
2800 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2801 a single struct vn_nary_op_s. Store tree code length and
2802 a variable number of operands.
2803 (struct vn_reference_op_struct): Remove unused op2.
2804 (vn_reference_op_eq): Do not compare op2.
2805 (vn_reference_op_compute_hash): Do not compute hash of op2.
2806 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2807 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2808 with vn_nary_op_compute_hash.
2809 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2810 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2812 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2814 (visit_unary_op): Call nary functions.
2815 (visit_binary_op): Likewise.
2816 (process_scc): Adjust for struct vn_tables_s changes.
2817 (allocate_vn_table): Likewise.
2818 (free_vn_table): Likewise.
2819 * tree-vn.c (vn_add): Call nary functions.
2820 (vn_lookup): Likewise.
2822 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2825 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2826 wdst back after sync_compare_and_swapqhi_internal.
2828 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2831 * config/i386/i386-modes.def (V1DI): New vector mode.
2832 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2833 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2834 (MMXMODE248): Ditto.
2835 (MMXMODE): Add V1DI mode.
2836 (mmxvecsize): Change DI mode to V1DI mode.
2837 ("mov<mode>): Use MMXMODEI8 mode iterator.
2838 ("*mov<mode>_internal_rex64"): Ditto.
2839 ("*mov<mode>_internal"): Ditto.
2840 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2841 ("mmx_sub<mode>3"): Ditto.
2842 ("mmx_adddi3"): Remove insn pattern.
2843 ("mmx_subdi3"): Ditto.
2844 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2845 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2846 ("mmx_ashl<mode>3"): Ditto.
2847 ("mmx_lshrdi3"): Remove insn pattern.
2848 ("mmx_ashldi3"): Ditto.
2849 * config/i386/i386.c (classify_argument): Handle V1DImode.
2850 (function_arg_advance_32): Ditto.
2851 (function_arg_32): Ditto.
2852 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2853 mmx_addv1di3 insn pattern.
2854 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2855 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2856 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2857 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2858 Remove definitions of built-in functions.
2859 (V1DI_type_node): New node.
2860 (v1di_ftype_v1di_int): Ditto.
2861 (v1di_ftype_v1di_v1di): Ditto.
2862 (v2si_ftype_v2si_si): Ditto.
2863 (v4hi_ftype_v4hi_di): Remove node.
2864 (v2si_ftype_v2si_di): Ditto.
2865 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2866 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2867 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2868 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2869 Add new builtins using def_builtin_const.
2870 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2871 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2872 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2873 * config/i386/mmintrin.h (__v1di): New typedef.
2874 (_mm_add_si64): Cast arguments to __v1di type.
2875 (_mm_sub_si64): Ditto.
2876 (_mm_sll_pi16): Cast __count to __v4hi type.
2877 (_mm_sll_pi32): Cast __count to __v2si type.
2878 (_mm_sll_si64): Cast arguments to __v1di type.
2879 (_mm_srl_pi16): Cast __count to __v4hi type.
2880 (_mm_srl_pi32): Cast __count to __v2si type.
2881 (_mm_srl_si64): Cast arguments to __v1di type.
2882 (_mm_sra_pi16): Cast __count to __v4hi type.
2883 (_mm_sra_pi32): Cast __count to __v2si type.
2884 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2885 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2886 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2887 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2888 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2889 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2890 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2891 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2892 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2893 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2894 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2895 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2897 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2899 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2901 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2904 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2905 reg+const addressing for Altivec modes. Don't generate reg+reg
2906 addressing for TFmode or TDmode quantities.
2908 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2910 * c-common.c (vector_types_convertible_p): Call langhook
2911 instead of comptypes.
2913 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2916 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2917 integral and scalar float variables which have a
2920 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2922 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2923 dwarf_register_span hook when emitting unwind information for
2924 register-to-memory saves.
2925 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2926 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2928 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2930 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2931 for the same VAR_DECL.
2933 2008-03-06 Tom Tromey <tromey@redhat.com>
2936 * doc/standards.texi (Standards): Don't mention treelang.
2937 * doc/invoke.texi (Overall Options): Don't mention treelang.
2938 * doc/install.texi (Prerequisites): Don't mention bison or
2940 (Configuration): Don't mention treelang.
2941 (Building): Likewise.
2942 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2944 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2946 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2947 word-extractions out of a multi-word object.
2949 2008-03-06 Richard Guenther <rguenther@suse.de>
2951 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2952 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2953 result type and precision.
2954 * expr.c (get_inner_reference): Set unsignedp based on the result
2955 type of BIT_FIELD_REF.
2956 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2957 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2958 (try_instantiate_multiple_fields): Likewise. Use the correct type
2960 (sra_build_assignment): Likewise.
2961 (sra_build_elt_assignment): Likewise.
2962 (sra_explode_bitfield_assignment): Likewise.
2963 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2964 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2965 set BIT_FIELD_REF_UNSIGNED.
2966 (vectorizable_load): Likewise.
2968 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2970 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2973 2008-03-06 Richard Guenther <rguenther@suse.de>
2975 * alias.c (struct alias_set_entry): Move has_zero_child field
2976 to pack with alias_set.
2978 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2980 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2983 2008-03-05 Ian Lance Taylor <iant@google.com>
2985 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2987 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2989 * fwprop.c (update_df): Support width and offset parameters of
2991 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2992 global_conflicts): Change DF_REF_EXTRACT to either
2993 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2994 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2995 * df-scan.c (df_ref_record, df_defs_record,
2996 df_ref_create_structure, df_def_record_1, df_uses_record,
2997 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2998 df_bb_refs_collect, df_entry_block_defs_collect,
2999 df_exit_block_uses_collect): Support new width and offset fields.
3000 (ref_extract_pool): New storage pool.
3001 (df_free_ref): New function.
3002 (df_reg_chain_unlink, df_free_collection_rec,
3003 df_sort_and_compress_refs): Call df_free_ref.
3004 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3006 (df_ref_create_structure): Allocate df_ref_extract if offset and
3007 width fields are used.
3008 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3009 (df_uses_record): Get offset and width from ZERO_EXTRACT
3011 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3012 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3013 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3014 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3015 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3016 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3017 (df_ref_extract): New structure.
3018 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3019 (df_ref_create): Add width and offset parameters.
3021 2008-03-05 Richard Guenther <rguenther@suse.de>
3023 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3024 Use ranges_overlap_p.
3025 (offset_overlaps_with_access): Rename
3026 to ranges_overlap_p and move ...
3027 * tree-flow-inline.h (ranges_overlap_p): ... here.
3029 * tree.h (get_inner_reference, handled_component_p): Update
3032 * tree.h (record_component_aliases, get_alias_set,
3033 alias_sets_conflict_p, alias_sets_must_conflict_p,
3034 objects_must_conflict_p): Move declarations ...
3035 * alias.h (record_component_aliases, get_alias_set,
3036 alias_sets_conflict_p, alias_sets_must_conflict_p,
3037 objects_must_conflict_p): ... here.
3038 Include coretypes.h.
3039 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3041 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3043 * cfg.c: Include tree-flow.h.
3044 (remove_edge_raw): Call redirect_edge_var_map_clear.
3045 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3046 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3047 (redirect_edge_var_map_result): New.
3048 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3049 PENDING_STMT use with redirect_edge_var_map_*.
3050 * tree-ssa.c (edge_var_maps): New definition.
3051 (redirect_edge_var_map_add): New.
3052 (redirect_edge_var_map_clear): New.
3053 (redirect_edge_var_map_dup): New.
3054 (redirect_edge_var_map_vector): New.
3055 (redirect_edge_var_map_destroy): New.
3056 (ssa_redirect_edge): Replace PENDING_STMT use with
3057 redirect_edge_var_map_*.
3058 (flush_pending_stmts): Same.
3059 (delete_tree_ssa): Destroy edge var map.
3060 * tree-flow.h (struct _edge_var_map): New.
3061 Define edge_var_map vector type.
3062 Declare redirect_edge_var_map_* prototypes.
3063 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3064 * tree-cfg.c (reinstall_phi_args): Replace
3065 PENDING_STMT use with redirect_edge_var_map_*.
3067 2008-03-05 Richard Guenther <rguenther@suse.de>
3069 PR tree-optimization/35472
3070 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3071 whose single use_stmt has a overlapping set of loaded and
3072 stored symbols as that use_stmt might be a noop assignment then.
3074 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3076 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3078 2008-03-05 Richard Guenther <rguenther@suse.de>
3081 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3082 should be constants.
3083 * tree-cfg.c (verify_expr): Verify it.
3084 * fold-const.c (fold_truthop): Remove code generating
3085 BIT_FIELD_REFs of structure bases.
3086 (fold_binary): Likewise.
3087 (fold_ternary): Position and size of BIT_FIELD_REFs are
3088 always host integers.
3089 (make_bit_field_ref): Remove.
3090 (optimize_bit_field_compare): Remove.
3091 (all_ones_mask_p): Remove.
3093 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3096 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3097 (split_block_and_df_analyze): New. Split basic block and rebuild
3099 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3101 (split_pattern_seq): Likewise.
3102 (erase_matching_seqs): Likewise.
3103 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3105 2008-03-04 Geoff Keating <geoffk@apple.com>
3107 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3108 declaration and code.
3109 (tree_invalid_nonnegative_warnv_p): Likewise.
3111 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3113 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3114 examples. Truncate option-names then causing overfull hbox.
3116 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3119 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3121 * configure: Rebuilt.
3123 2008-03-04 Rafael Espindola <espindola@google.com>
3125 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3126 (tree_unary_nonnegative_warnv_p): New.
3127 (tree_binary_nonnegative_warnv_p): New.
3128 (tree_single_nonnegative_warnv_p): New.
3129 (tree_invalid_nonnegative_warnv_p): New.
3130 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3132 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3135 * opts.c (handle_option): Postpone 'unknown option' errors only for
3138 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3141 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3144 2008-03-04 Rafael Espindola <espindola@google.com>
3146 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3147 (tree_binary_nonzero_warnv_p): New.
3148 (tree_single_nonzero_warnv_p): New.
3149 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3151 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3154 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3155 transformations for modes that have signed zeros.
3156 * ifcvt.c (noce_try_abs): Ditto.
3158 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3160 * config/i386/i386.c (override_options): Force
3161 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3163 2008-03-04 Jan Hubicka <jh@suse.cz>
3166 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3169 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3171 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3172 label to probe the stack.
3174 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3176 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3177 (__gthr_win32_mutex_destroy): Declare.
3178 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3179 __gthr_win32_mutex_destroy.
3180 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3182 2008-03-03 Jan Hubicka <jh@suse.cz>
3185 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3186 aggressive on inlining cold calls.
3188 2008-03-03 Richard Guenther <rguenther@suse.de>
3190 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3191 struct copies into the expression table.
3192 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3193 (try_to_simplify): Likewise.
3194 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3195 integral and pointer arguments which do not change the
3196 precision to NOP_EXPRs.
3197 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3198 VIEW_CONVERT_EXPR case.
3200 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3202 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3203 defined in a loop at depth 0 is invariant.
3204 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3205 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3206 be called at loop depth 0.
3208 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3211 * gcc.c (process_command): Update copyright notice dates.
3212 * gcov.c (print_version): Likewise.
3213 * gcov-dump.c (print_version): Likewise.
3214 * mips-tfile.c (main): Likewise.
3215 * mips-tdump.c (main): Likewise.
3217 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3220 * c-common.c (flag_permissive): Delete.
3221 (constant_expression_warnings): Check flags first.
3222 (constant_expression_error): New.
3223 * c-common.h (flag_permissive): Delete.
3224 (constant_expression_error): Declare.
3225 * flags.h (flag_permissive): Declare. Update description.
3226 * diagnostic.c (pedwarn): Update.
3228 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3229 (permissive_error_kind): New.
3230 * toplev.c (flag_permissive): Define. Update description.
3231 * toplev.h (permissive_error_kind): Declare.
3232 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3233 (pedwarn_c90): Use pedantic_warning_kind.
3234 * c-opts.c (c_common_post_options): flag_permissive does not affect
3235 flag_pedantic_errors.
3237 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3239 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3240 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3241 __absvsi2, __absvDI2): Use unsigned arithmetic.
3243 2008-03-02 Andi Kleen <ak@suse.de>
3244 Richard Guenther <rguenther@suse.de>
3246 * struct-equiv.c: Remove file.
3247 * cfg_cleanup.c (condjump_equiv_p): Remove.
3248 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3249 (struct-equiv.o): Remove rule.
3250 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3251 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3252 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3254 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3256 * ifcvt.c (noce_process_if_block): Try to handle only the then
3257 block if the else block exists but isn't suitable.
3259 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3262 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3263 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3264 regression from previous patch.
3266 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3269 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3271 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3272 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3273 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3274 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3275 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3276 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3277 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3278 (__gthread_mutex_destroy_function): Rename to
3279 __gthread_mutex_destroy.
3280 * gthr-dce.h (__gthread_mutex_destroy): Call
3281 pthread_mutex_destroy.
3282 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3283 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3284 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3286 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3288 * df-scan.c (df_ref_chain_change_bb): Simplify.
3289 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3290 set_block_for_insn if there's any change.
3291 * df.h ((df_insn_change_bb): Fix prototype.
3292 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3293 df_insn_change_bb, don't call set_block_for_insn.
3294 * emit-rtl.c (reorder_insns): Likewise.
3295 * haifa-sched.c (move_insn): Likewise.
3297 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3299 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3301 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3303 * tree-flow-inline.h (next_readonly_imm_use): Return
3304 NULL_USE_OPERAND_P after the end.
3306 2008-03-01 Richard Guenther <rguenther@suse.de>
3308 PR tree-optimization/35411
3309 * tree-sra.c (sra_build_assignment): Split conversion to
3310 final type to a separate statement if we are not assigning
3313 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3315 * fold-const.c (fold_convertible_p): Correct the logic to follow
3316 that in fold_convert().
3318 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3321 * tree-inline.c (build_duplicate_type): When we make a
3322 duplicate type, make it unique in the canonical types system.
3324 2008-02-29 Tom Tromey <tromey@redhat.com>
3326 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3327 input_file_stack_history, input_file_stack_restored): Remove.
3328 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3329 * input.h (struct file_stack): Remove.
3330 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3331 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3333 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3335 (diagnostic_last_module_changed): Add 'map' argument.
3336 (diagnostic_set_last_function): Likewise.
3337 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3338 line map, not input_file_stack.
3339 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3341 2008-02-29 Paul Brook <paul@codesourcery.com>
3343 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3345 2008-02-29 Paul Brook <paul@codesourcery.com>
3347 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3349 2008-02-29 Richard Guenther <rguenther@suse.de>
3351 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3353 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3354 value for comparing for a store match.
3355 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3356 (try_to_simplify): Do not do a full-blown reference lookup.
3358 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3360 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3361 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3363 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3365 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3367 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3368 strides against cache sizes.
3370 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3372 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3375 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3377 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3378 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3379 is smaller than the original promoted value.
3380 (simplify_subreg): If OP is a SUBREG, try to preserve its
3381 SUBREG_PROMOTED_VAR_P information.
3383 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3385 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3386 (VN_INFO_GET): Allocate new objects on the obstack.
3387 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3388 for rpo_numbers_temp, for consistency.
3389 (free_scc_vn): Free the obstack.
3391 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3393 * doc/invoke.texi: Document -ftree-loop-distribution.
3394 * tree-loop-distribution.c: New.
3395 * tree-pass.h (pass_loop_distribution): New.
3396 * graphds.h (struct graph): Add htab_t indices.
3397 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3398 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3399 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3400 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3401 * tree-data-ref.c (debug_data_dependence_relations): New.
3402 (dump_data_dependence_relation): Also print data references.
3403 (free_data_ref): Extern.
3404 (same_access_functions): Moved...
3405 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3406 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3407 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3408 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3409 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3410 (stmts_from_loop): Skip LABEL_EXPR.
3411 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3413 (build_rdg): Initialize rdg->indices htab.
3414 (free_rdg, stores_from_loop, ref_base_address,
3415 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3416 have_similar_memory_accesses_1, ref_base_address_1,
3417 remove_similar_memory_refs): New.
3418 * tree-data-ref.h: Depend on tree-chrec.h.
3419 (debug_data_dependence_relations, free_data_ref): Declared.
3420 (same_access_functions): ... here.
3421 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3423 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3424 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3425 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3426 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3427 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3428 rdg_vertex_for_stmt): Declared.
3429 (struct rdg_edge): Add level.
3431 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3432 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3434 (rdg_has_similar_memory_accesses): New.
3435 * tree-vect-analyze.c: Remove unused static decls.
3436 * lambda.h (dependence_level): New.
3437 * common.opt (ftree-loop-distribution): New.
3438 * tree-flow.h (mark_virtual_ops_in_bb,
3439 slpeel_tree_duplicate_loop_to_edge_cfg,
3440 rename_variables_in_loop): Declared.
3441 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3442 (OBJS-common): Add tree-loop-distribution.o.
3443 (tree-loop-distribution.o): New rule.
3444 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3445 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3446 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3448 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3451 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3452 other than structures and unions.
3454 2008-02-28 Richard Guenther <rguenther@suse.de>
3457 2008-02-26 Richard Guenther <rguenther@suse.de>
3459 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3460 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3461 (lookup_decl_from_uid): Declare.
3462 (remove_decl_from_map): Likewise.
3463 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3464 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3465 (decl_for_uid_map): New global hashtable mapping DECL_UID
3467 (init_ttree): Allocate it.
3468 (insert_decl_to_uid_decl_map): New helper function.
3469 (make_node_stat): Insert new decls into the map.
3470 (copy_node_stat): Likewise.
3471 (lookup_decl_from_uid): New function.
3472 (remove_decl_from_map): Likewise.
3473 (print_decl_for_uid_map_statistics): New helper.
3474 (dump_tree_statistics): Call it.
3476 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3477 (referenced_var_iterator): Adjust.
3478 (FOR_EACH_REFERENCED_VAR): Adjust.
3479 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3480 (num_referenced_vars): Adjust.
3481 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3482 (first_referenced_var): Remove.
3483 (end_referenced_vars_p): Likewise.
3484 (next_referenced_var): Likewise.
3485 (referenced_var_iterator_set): New helper function.
3486 * tree-dfa.c (referenced_var_lookup): Adjust.
3487 (referenced_var_check_and_insert): Likewise.
3488 (remove_referenced_var): Likewise.
3489 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3490 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3491 (verify_call_clobbering): Likewise.
3492 (verify_memory_partitions): Likewise.
3493 (init_tree_ssa): Allocate bitmap instead of hashtable for
3495 (delete_tree_ssa): Adjust.
3496 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3497 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3498 (compute_tag_properties): Likewise.
3499 (set_initial_properties): Likewise.
3500 (find_partition_for): Likewise.
3501 (update_reference_counts): Likewise.
3502 (dump_may_aliases_for): Likewise.
3503 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3504 (add_call_clobber_ops): Likewise.
3505 (add_call_read_ops): Likewise.
3506 (get_asm_expr_operands): Likewise.
3507 * tree-into-ssa.c (dump_decl_set): Likewise.
3508 (update_ssa): Likewise.
3509 * tree-sra.c (scan_function): Likewise.
3510 (decide_instantiations): Likewise.
3511 (scalarize_parms): Likewise.
3512 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3513 (dsa_named_for): Likewise.
3514 * tree-ssa-structalias.c (update_alias_info): Likewise.
3515 (merge_smts_into): Likewise.
3517 2008-02-27 David Daney <ddaney@avtrex.com>
3520 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3521 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3522 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3523 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3524 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3526 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3529 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3530 (BUILT_IN_NEXTTOWARD): Remove.
3531 (BUILT_IN_NEXTTOWARDF): Ditto.
3532 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3533 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3535 2008-02-27 Tom Tromey <tromey@redhat.com>
3537 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3538 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3540 2008-02-27 Jan Beulich <jbeulich@novell.com>
3542 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3543 update the respective field on newdecl.
3545 2008-02-27 Revital Eres <eres@il.ibm.com>
3547 PR rtl-optimization/34999
3548 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3549 crossing edges that ends with a call insn.
3550 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3551 call insn and clear the EDGE_CROSSING flag of the crossing edge
3552 when fixing fallthru edges.
3554 2008-02-27 Richard Guenther <rguenther@suse.de>
3557 * fold-const.c (fold_unary): Return the correct argument,
3558 converted to the result type.
3560 2008-02-27 Richard Guenther <rguenther@suse.de>
3563 * expr.c (expand_expr_real_1): Assert on rotates that operate
3565 * fold-const.c (fold_binary): Use the types precision, not the
3566 bitsize of the mode if folding rotate expressions. Build rotates
3567 only for full modes.
3569 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3571 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3573 * c-pragma.c (pragma_ns_name): New typedef.
3574 (registered_pp_pragmas): New variable.
3575 (c_pp_lookup_pragma): New function.
3576 (c_register_pragma_1): If flag_preprocess_only, do nothing
3577 for non-expanded pragmas, for expanded ones push pragma's
3578 namespace and name into registered_pp_pragmas vector.
3579 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3580 flag_preprocess_only, don't register GCC pch_preprocess
3581 pragma if flag_preprocess_only.
3582 * c-opts.c (c_common_init): Call init_pragma even if
3583 flag_preprocess_only.
3584 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3585 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3586 cpp_register_pragma if flag_preprocess_only.
3588 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3591 * c-parser.c (c_parser_translation_unit): Warn for empty
3592 translation unit, not empty source file.
3594 2008-02-26 Paul Brook <paul@codesourcery.com>
3596 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3597 operand for Thumb-2.
3598 * config/arm/arm.h (reg_class): Add CORE_REGS.
3599 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3600 (BASE_REG_CLASS): Use CORE_REGS.
3601 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3602 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3603 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3604 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3605 ARM_REGNO_OK_FOR_INDEX_P.
3606 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3607 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3608 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3609 (ldm/stm peepholes): Ditto.
3610 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3611 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3612 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3613 * config/arm/constraints.md: Enable "k" constraint on ARM.
3615 2008-02-27 Ben Elliston <bje@au.ibm.com>
3617 * config/rs6000/rs6000.c: Annotate cache line size field in all
3618 instances of struct processor_costs.
3620 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3622 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3623 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3624 jump_bypass): New counters.
3625 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3626 * dce.c (gate_ud_dce): Same.
3627 (gate_fast_dce): Same.
3628 * dse.c (gate_dse1): New function.
3629 (gate_dse2): New function.
3630 (gate_dse): Merge results of new gate functions.
3631 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3632 (gate_handle_jump_bypass): Add dbg_cnt.
3633 (gate_handle_gcse): Add dbg_cnt.
3634 * ifcvt.c (gate_handle_if_conversion): Same.
3635 (gate_handle_if_after_combine): Same.
3636 (gate_handle_if_after_reload): Same.
3637 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3639 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3641 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3643 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3645 2008-02-26 Jason Merrill <jason@redhat.com>
3648 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3649 alone if it's the naming decl for the type's main variant.
3651 2008-02-26 Tom Tromey <tromey@redhat.com>
3653 * system.h (USE_MAPPED_LOCATION): Poison.
3654 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3655 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3656 (make_goto_expr_edges): Likewise.
3657 (remove_bb): Likewise.
3658 (execute_warn_function_return): Likewise.
3659 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3661 * c-common.c (fname_decl): Remove old location code.
3662 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3664 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3666 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3667 (gen_rtx_ASM_INPUT): Likewise.
3668 (gen_rtx_ASM_INPUT_loc): Likewise.
3669 (get_rtx_asm_OPERANDS): Remove.
3670 * cfglayout.c (insn_locators_alloc): Remove old location code.
3671 (set_curr_insn_source_location): Likewise.
3672 (curr_insn_locator): Likewise.
3673 * print-tree.c (print_node): Remove old location code.
3674 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3675 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3676 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3677 location_from_locus.
3678 (construct_exit_block): Remove old location code.
3679 * emit-rtl.c (force_next_line_note): Remove old location code.
3680 * profile.c (branch_prob): Remove old location code.
3681 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3682 LOC_LINE): Remove old-location variants.
3683 * langhooks.c (lhd_print_error_function): Remove old location
3685 * configure, config.in: Rebuilt.
3686 * configure.ac (--enable-mapped-location): Remove.
3687 * c-decl.c (c_init_decl_processing): Remove old location code.
3688 (finish_function): Likewise.
3689 * recog.c (decode_asm_operands): Remove old location code.
3690 * c-pch.c (c_common_read_pch): Remove old location code.
3691 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3693 * gimple-low.c (lower_function_body): Remove old location code.
3694 * toplev.c (unknown_location): Remove.
3695 (push_srcloc): Remove old-location variant.
3696 (process_options): Remove old location code.
3697 (lang_dependent_init): Likewise.
3698 * input.h (UNKNOWN_LOCATION): Move definition.
3699 (location_t): Undeprecate.
3700 (source_locus): Remove.
3701 (location_from_locus): Remove.
3702 (struct location_s): Remove.
3703 Remove all old-location code.
3704 (input_line, input_filename): Remove.
3705 * final.c (final_scan_insn): Remove old location code.
3706 * diagnostic.c (diagnostic_build_prefix): Remove
3707 USE_MAPPED_LOCATION test.
3708 * tree.h (gimple_stmt) <locus>: Now a location_t.
3709 (tree_exp) <locus>: Likewise.
3710 (DECL_IS_BUILTIN): Remove old-location variant.
3711 (annotate_with_file_line, annotate_with_locus): Likewise.
3712 (expr_locus, set_expr_locus): Update.
3713 * tree.c (build1_stat): Remove old location code.
3714 (last_annotated_node): Remove.
3715 (annotate_with_file_line): Remove old-location variant.
3716 (annotate_with_locus): Likewise.
3717 (expr_location): Remove old location code.
3718 (set_expr_location): Likewise.
3719 (expr_has_location): Likewise.
3720 (expr_locus): Likewise.
3721 (set_expr_locus): Likewise.
3722 (expr_filename): Don't use location_from_locus.
3723 (expr_lineno): Likewise.
3724 * rtl-error.c (location_for_asm): Remove old location code.
3725 * c-lex.c (cb_line_change): Remove old location code.
3726 (fe_file_change): Likewise.
3727 (cb_def_pragma): Likewise.
3728 (c_lex_with_flags): Likewise.
3729 * gengtype.c (do_typedef): Don't special-case location types.
3730 (define_location_structures): Remove.
3731 (main): Don't call define_location_structures.
3732 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3735 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3738 * builtins.def (BUILT_IN_STDARG_START): Remove.
3739 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3740 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3741 * tree-inline.c (inline_forbidden_p_1): Likewise.
3743 2008-02-26 Richard Guenther <rguenther@suse.de>
3745 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3746 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3747 (lookup_decl_from_uid): Declare.
3748 (remove_decl_from_map): Likewise.
3749 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3750 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3751 (decl_for_uid_map): New global hashtable mapping DECL_UID
3753 (init_ttree): Allocate it.
3754 (insert_decl_to_uid_decl_map): New helper function.
3755 (make_node_stat): Insert new decls into the map.
3756 (copy_node_stat): Likewise.
3757 (lookup_decl_from_uid): New function.
3758 (remove_decl_from_map): Likewise.
3759 (print_decl_for_uid_map_statistics): New helper.
3760 (dump_tree_statistics): Call it.
3762 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3763 (referenced_var_iterator): Adjust.
3764 (FOR_EACH_REFERENCED_VAR): Adjust.
3765 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3766 (num_referenced_vars): Adjust.
3767 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3768 (first_referenced_var): Remove.
3769 (end_referenced_vars_p): Likewise.
3770 (next_referenced_var): Likewise.
3771 (referenced_var_iterator_set): New helper function.
3772 * tree-dfa.c (referenced_var_lookup): Adjust.
3773 (referenced_var_check_and_insert): Likewise.
3774 (remove_referenced_var): Likewise.
3775 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3776 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3777 (verify_call_clobbering): Likewise.
3778 (verify_memory_partitions): Likewise.
3779 (init_tree_ssa): Allocate bitmap instead of hashtable for
3781 (delete_tree_ssa): Adjust.
3782 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3783 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3784 (compute_tag_properties): Likewise.
3785 (set_initial_properties): Likewise.
3786 (find_partition_for): Likewise.
3787 (update_reference_counts): Likewise.
3788 (dump_may_aliases_for): Likewise.
3789 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3790 (add_call_clobber_ops): Likewise.
3791 (add_call_read_ops): Likewise.
3792 (get_asm_expr_operands): Likewise.
3793 * tree-into-ssa.c (dump_decl_set): Likewise.
3794 (update_ssa): Likewise.
3795 * tree-sra.c (scan_function): Likewise.
3796 (decide_instantiations): Likewise.
3797 (scalarize_parms): Likewise.
3798 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3799 (dsa_named_for): Likewise.
3800 * tree-ssa-structalias.c (update_alias_info): Likewise.
3801 (merge_smts_into): Likewise.
3803 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3806 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3807 * c-opts.c (c_common_handle_option): Wall enables
3808 Wvolatile-register-var.
3809 * common.opt: Move Wvolatile-register-var to...
3812 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3814 * common.opt (Wlarger-than=): New.
3815 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3817 * opts.c (common_handle_option): Handle -Wlarger-than=.
3818 * optc-gen.awk: Likewise.
3819 * opth-gen.awk: Likewise.
3820 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3821 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3823 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3825 * c-common.c (match_case_to_enum_1): Add appropriate
3826 OPT_W* parameter to warning.
3827 (c_do_switch_warnings): Likewise.
3828 * c-typeck.c (warning_init): Add one more parameter following
3830 (push_init_level): Update call to warning_init.
3831 (pop_init_level): Likewise.
3832 (add_pending_init): Likewise.
3833 (output_init_element: Likewise.
3835 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3838 * toplev.c (toplev_main): If there are warnings or error, print
3839 errors for ignored options.
3840 * opts.c (ignored_options): New static variable.
3841 (postpone_unknown_option_error): New.
3842 (print_ignored_options): New.
3843 (handle_option): Postpone errors for unknown -Wno-* options.
3844 * opts.h (print_ignored_options): Declare.
3846 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3848 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3851 2008-02-25 Richard Guenther <rguenther@suse.de>
3854 2008-02-25 Richard Guenther <rguenther@suse.de>
3856 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3857 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3858 (lookup_decl_from_uid): Declare.
3859 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3860 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3861 (decl_for_uid_map): New global hashtable mapping DECL_UID
3863 (init_ttree): Allocate it.
3864 (insert_decl_to_uid_decl_map): New helper function.
3865 (make_node_stat): Insert new decls into the map.
3866 (copy_node_stat): Likewise.
3867 (lookup_decl_from_uid): New function.
3868 (print_decl_for_uid_map_statistics): New helper.
3869 (dump_tree_statistics): Call it.
3871 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3872 (referenced_var_iterator): Adjust.
3873 (FOR_EACH_REFERENCED_VAR): Adjust.
3874 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3875 (num_referenced_vars): Adjust.
3876 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3877 (first_referenced_var): Remove.
3878 (end_referenced_vars_p): Likewise.
3879 (next_referenced_var): Likewise.
3880 (referenced_var_iterator_set): New helper function.
3881 * tree-dfa.c (referenced_var_lookup): Adjust.
3882 (referenced_var_check_and_insert): Likewise.
3883 (remove_referenced_var): Likewise.
3884 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3885 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3886 (verify_call_clobbering): Likewise.
3887 (verify_memory_partitions): Likewise.
3888 (init_tree_ssa): Allocate bitmap instead of hashtable for
3890 (delete_tree_ssa): Adjust.
3891 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3892 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3893 (compute_tag_properties): Likewise.
3894 (set_initial_properties): Likewise.
3895 (find_partition_for): Likewise.
3896 (update_reference_counts): Likewise.
3897 (dump_may_aliases_for): Likewise.
3898 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3899 (add_call_clobber_ops): Likewise.
3900 (add_call_read_ops): Likewise.
3901 (get_asm_expr_operands): Likewise.
3902 * tree-into-ssa.c (dump_decl_set): Likewise.
3903 (update_ssa): Likewise.
3904 * tree-sra.c (scan_function): Likewise.
3905 (decide_instantiations): Likewise.
3906 (scalarize_parms): Likewise.
3907 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3908 (dsa_named_for): Likewise.
3909 * tree-ssa-structalias.c (update_alias_info): Likewise.
3910 (merge_smts_into): Likewise.
3912 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3915 * doc/invoke.texi (-fcx-limited-range): Document new option.
3916 * toplev.c (process_options): Handle -fcx-fortran-rules.
3917 * common.opt: Add documentation for -fcx-fortran-rules.
3919 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3922 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3923 actual behaviour and C99.
3925 2008-02-26 Ben Elliston <bje@au.ibm.com>
3927 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3928 (ASM_CPU_POWER6_SPEC): Likewise.
3929 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3930 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3931 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3933 2008-02-25 Richard Guenther <rguenther@suse.de>
3935 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3936 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3937 (lookup_decl_from_uid): Declare.
3938 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3939 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3940 (decl_for_uid_map): New global hashtable mapping DECL_UID
3942 (init_ttree): Allocate it.
3943 (insert_decl_to_uid_decl_map): New helper function.
3944 (make_node_stat): Insert new decls into the map.
3945 (copy_node_stat): Likewise.
3946 (lookup_decl_from_uid): New function.
3947 (print_decl_for_uid_map_statistics): New helper.
3948 (dump_tree_statistics): Call it.
3950 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3951 (referenced_var_iterator): Adjust.
3952 (FOR_EACH_REFERENCED_VAR): Adjust.
3953 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3954 (num_referenced_vars): Adjust.
3955 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3956 (first_referenced_var): Remove.
3957 (end_referenced_vars_p): Likewise.
3958 (next_referenced_var): Likewise.
3959 (referenced_var_iterator_set): New helper function.
3960 * tree-dfa.c (referenced_var_lookup): Adjust.
3961 (referenced_var_check_and_insert): Likewise.
3962 (remove_referenced_var): Likewise.
3963 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3964 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3965 (verify_call_clobbering): Likewise.
3966 (verify_memory_partitions): Likewise.
3967 (init_tree_ssa): Allocate bitmap instead of hashtable for
3969 (delete_tree_ssa): Adjust.
3970 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3971 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3972 (compute_tag_properties): Likewise.
3973 (set_initial_properties): Likewise.
3974 (find_partition_for): Likewise.
3975 (update_reference_counts): Likewise.
3976 (dump_may_aliases_for): Likewise.
3977 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3978 (add_call_clobber_ops): Likewise.
3979 (add_call_read_ops): Likewise.
3980 (get_asm_expr_operands): Likewise.
3981 * tree-into-ssa.c (dump_decl_set): Likewise.
3982 (update_ssa): Likewise.
3983 * tree-sra.c (scan_function): Likewise.
3984 (decide_instantiations): Likewise.
3985 (scalarize_parms): Likewise.
3986 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3987 (dsa_named_for): Likewise.
3988 * tree-ssa-structalias.c (update_alias_info): Likewise.
3989 (merge_smts_into): Likewise.
3991 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3994 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3995 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3996 * alias.h (nonoverlapping_memrefs_p): Likewise.
3998 2008-02-25 Jan Beulich <jbeulich@novell.com>
4000 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4001 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4002 __emultls_get_address, __emultls_register_common,
4003 __floatundi?f, and _Unwind_GetIPInfo.
4004 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4005 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4006 (gen_regparm_prefix): Likewise.
4007 (i386_nlm_encode_section_info): Sync with
4008 config/i386/winnt.c:i386_pe_encode_section_info().
4009 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4010 i386_nlm_mangle_decl_assembler_name): New.
4011 (netware_override_options): New.
4012 * config/i386/netware.h (netware_override_options): Declare.
4013 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4014 (i386_nlm_mangle_decl_assembler_name): Declare.
4015 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4017 2008-02-25 Ben Elliston <bje@au.ibm.com>
4020 * c-decl.c (grokdeclarator): Remove unused local variables
4021 `typedef_type' and `type_as_written'.
4023 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4024 unused local variable `has_hot_blocks'.
4025 (fix_crossing_conditional_branches): Remove unused local variable
4028 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4031 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4032 using DEF_C99_BUILTIN.
4033 (BUILT_IN_NANF): Ditto.
4034 (BUILT_IN_NANL): Ditto.
4036 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4037 Revital Eres <eres@il.ibm.com>
4039 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4040 regarding the order of two dependent insns in the same row.
4042 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4044 * stor-layout.c (layout_decl): Do not bump the alignment of a
4045 bit-field to more than byte alignment if it is packed.
4047 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4049 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4052 2008-02-24 Diego Novillo <dnovillo@google.com>
4054 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4057 * tree-vrp.c (vrp_evaluate_conditional): With
4058 -Wtype-limits, emit a warning when comparing against a
4059 constant outside the natural range of OP0's type.
4060 * c.opt (Wtype-limits): Move ...
4061 * common.opt (Wtype-limits): ... here.
4063 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4065 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4066 * config/rs6000/e300c2c3.md: New file.
4067 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4069 (rs6000_override_options): Add e300c2 and e300c3 cases to
4070 processor_target_table. Do not allow usage of Altivec or Spe
4071 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4072 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4073 * config/rs6000/rs6000.h (processor_type): Add
4074 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4075 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4076 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4077 and ppce300c3. Include e300c2c3.md.
4079 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4081 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4082 instead of TARGET_STRICT_ALIGN.
4084 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4086 * explow.c (memory_address): Assert that the generated address is
4089 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4092 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4093 * config/darwin-ppc-ldouble-patch.def: New file.
4094 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4095 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4096 SUBTARGET_INIT_BUILTINS if defined.
4097 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4100 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4103 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4104 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4106 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4109 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4110 file" warning condtional on -Winvalid-PCH.
4112 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4114 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4116 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4120 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4121 prevent reload from using MMX registers.
4122 (*mov<mode>_internal): Ditto.
4123 (*movv2sf_internal_rex64): Ditto.
4124 (*movv2sf_internal): Ditto.
4126 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4128 PR documentation/31569
4129 * doc/install.texi2html: Use makeinfo --no-number-sections.
4131 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4133 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4134 ensure that we can address an entire entity > 8 bytes. Don't
4135 generate reg+reg addressing for such data.
4137 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4139 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4140 strings when optimizing for size, unless the target cares about
4143 2008-02-22 Tom Tromey <tromey@redhat.com>
4145 * regclass.c (current_pass): Remove declaration.
4147 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4149 * config/avr/libgcc.S (__RAMPZ__): Define.
4150 (__do_copy_data): Add for devices with 128KB code memory.
4152 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4154 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4156 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4158 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4160 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4163 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4166 * c-typeck.c (build_binary_op): Warn about floating point
4167 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4169 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4172 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4173 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4175 (rs6000_override_options): Set altivec_abi as default, not override,
4176 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4177 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4178 is used; use new member spe_abi.
4179 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4180 spe_abi and altivec_abi.
4182 2008-02-22 Tomas Bily <tbily@suse.cz>
4184 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4186 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4189 * config.build (build_file_translate): Set to `CMD //c' only if
4191 * Makefile.in (build_file_translate): Improve comment.
4193 2008-02-21 Jan Hubicka <jh@suse.cz>
4195 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4196 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4197 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4199 2008-02-21 Michael Matz <matz@suse.de>
4202 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4204 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4206 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4207 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4209 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4210 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4211 SSE_VEC_FLOAT_MODE_P as insn constraint.
4212 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4213 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4214 sse4a_movntdf using MODEF mode iterator.
4215 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4216 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4217 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4218 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4219 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4220 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4221 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4223 2008-02-21 Richard Guenther <rguenther@suse.de>
4225 * tree.def (PAREN_EXPR): New tree code.
4226 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4228 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4229 * expr.c (expand_expr_real_1): Likewise.
4230 * tree-inline.c (estimate_num_insns_1): Likewise.
4231 * tree-complex.c (expand_complex_move): Likewise.
4232 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4235 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4238 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4240 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4243 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4245 * config/sh/sh.c (find_barrier): Don't go past
4246 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4248 2008-02-20 DJ Delorie <dj@redhat.com>
4250 * config/h8300/h8300.md (insv): Force source operand to be a register.
4252 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4253 as a jump, not as a plain insn.
4255 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4257 * doc/invoke.texi (Warning Options): Add new option
4258 -Wframe-larger-than=.
4259 (-Wframe-larger-than): Document.
4261 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4262 Add declarations for new option variables.
4264 * final.c (final_start_function): Check the frame size
4265 before emission and issue a Wframe-larger-than warning.
4267 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4268 Add definitions for new option variables.
4269 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4271 * common.opt (Wframe-larger-than=): New option.
4273 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4275 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4276 (<sse>_div<mode>3): Ditto.
4277 (<sse>_vmdiv<mode>3): Ditto.
4278 (<sse>_vmsqrt<mode>2): Ditto.
4279 (*smax<mode>3): Ditto.
4280 (sse5_frcz<mode>2): Ditto.
4281 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4284 2008-02-20 Richard Guenther <rguenther@suse.de>
4287 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4288 be happy with INTEGRAL_TYPE_P.
4290 2008-02-20 Richard Guenther <rguenther@suse.de>
4292 * fold-const.c (split_tree): Associate floatig-point expressions
4293 if flag_associative_math is set.
4295 2008-02-20 Richard Guenther <rguenther@suse.de>
4297 * tree.h (fold_real_zero_addition_p): Declare.
4298 * fold-const.c (fold_real_zero_addition_p): Export.
4299 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4300 floating-point operations with zero and one.
4302 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4304 * doc/install.texi: Correct references to CFLAGS, replacing them
4305 with BOOT_CFLAGS. Document flags used during bootstrap for
4308 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4310 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4311 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4312 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4314 (smin<mode>3): Ditto from similar patterns.
4315 (smax<mode>3): Ditto.
4316 (*ieee_smin<mode>3): Ditto.
4317 (*ieee_smax<mode>3): Ditto.
4318 * config/i386/sse.md (sse): New mode attribute.
4319 (mov<mode>): Macroize expander from movv4sf and movv2df using
4320 SSEMODEF2P mode iterator.
4321 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4322 SSE_VEC_FLOAT_MODE_P as insn constraint.
4323 (storent<mode>): Ditto.
4324 (storent<mode>): Macroize expander from storentsf and storentdf using
4325 MODEF mode iterator.
4326 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4327 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4328 (abs<mode>2): Ditto from similar patterns.
4329 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4330 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4331 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4332 (<sse>_vmsqrt<mode>2): Ditto.
4333 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4334 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4335 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4336 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4337 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4338 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4339 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4341 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4342 iterator and SSE_FLOAT_MODE_P as insn constraint.
4343 (<sse>_ucomi): Ditto from similar patterns.
4344 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4345 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4346 SSE_VEC_FLOAT_MODE_P as insn constraint.
4347 (vcond<mode>): Ditto from similar patterns.
4348 (and<mode>3, *and<mode>3): Ditto.
4349 (<sse>_nand<mode>3): Ditto.
4350 (ior<mode>3, *ior<mode>3): Ditto.
4351 (xor<mode>3, *xor<mode>3): Ditto.
4352 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4353 iterator and SSE_FLOAT_MODE_P as insn constraint.
4354 (*nand<mode>3): Ditto from similar patterns.
4355 (*ior<mode>3): Ditto.
4356 (*xor<mode>3): Ditto.
4358 2008-02-20 Ira Rosen <irar@il.ibm.com>
4360 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4361 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4362 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4364 2008-02-19 Jan Hubicka <jh@suse.cz>
4366 * predict.c (tree_bb_level_predictions): Remove variable next
4367 mistakely introduced by previous commit.
4369 2008-02-19 Jan Hubicka <jh@suse.cz>
4371 * predict.c (predict_paths_leading_to): Rewrite.
4372 (predict_paths_for_bb): New.
4373 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4375 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4378 * Makefile.in (build_file_translate): New.
4379 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4380 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4381 * configure.ac (build_file_translate): Substitute it.
4382 * configure: Regenerate.
4384 2008-02-19 Jan Hubicka <jh@suse.cz>
4386 PR rtl-optimization/34408
4387 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4390 2008-02-19 Jan Hubicka <jh@suse.cz>
4393 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4396 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4399 * config/i386/i386-modes.def: Revert the last DI alignment
4400 change until Ada people can look into it.
4402 2008-02-19 Nick Clifton <nickc@redhat.com>
4404 * opts.c (print_specific_help): Fix typo in --help text.
4406 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4409 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4410 32-bit inline asm without asm alternatives for host GCC < 3.0.
4412 2008-02-19 Richard Guenther <rguenther@suse.de>
4414 PR tree-optimization/34989
4415 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4416 Allow propagation to INDIRECT_REF if we can simplify only.
4418 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4420 * c-common.c (warn_for_collisions_1): Use appropriate option when
4423 2008-02-19 Nick Clifton <nickc@redhat.com>
4426 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4427 (handle_options): Fix indentation.
4428 (print_filtered_help): If no language-specific options were
4429 displayed tell the user how to list all the options supported by
4430 the language's front-end.
4431 (print_specific_help): Fix indentation and remove duplicate line.
4432 (common_handle_option): Handle the -v option.
4433 For --help enable the display of undocumented options if the -v
4434 switch has been included on the command line.
4435 For --help= check for overlaps in the arguments between the option
4436 classes and the language names and issue a warning when they
4437 cannot be disambiguated.
4438 * c.opt (v): Pass on to the common option handler.
4440 2008-02-19 Revital Eres <eres@il.ibm.com>
4442 * modulo-sched.c (sms_schedule): Change dump message when
4443 create_ddg function fails.
4444 (try_scheduling_node_in_cycle): Rename row to cycle.
4445 (print_partial_schedule): Rename CYCLE to ROW.
4447 2008-02-19 Christian Bruel <christian.bruel@st.com>
4448 Zdenek Dvorak <ook@ucw.cz>
4450 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4452 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4455 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4456 (*x86_movdicc_0_m1_se): Ditto.
4458 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4460 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4461 (CMPtype): Define as __gcc_CMPtype.
4462 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4463 (CMPtype): Define as __gcc_CMPtype.
4465 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4467 Support valgrind 3.3 for --enable-checking=valgrind.
4468 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4470 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4471 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4472 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4473 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4474 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4475 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4476 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4478 * ggc-zone.c: Similar.
4479 * ggc-page.c: Similar.
4481 2008-02-19 Paul Brook <paul@codesourcery.com>
4484 * config/arm/ieee754-df.S: Fix do_it typo.
4485 * config/arm/ieee754-sf.S: Fix do_it typo.
4487 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4490 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4491 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4492 (OPTION_MASK_ISA_SSE_SET): Likewise.
4493 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4494 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4495 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4496 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4497 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4498 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4499 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4500 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4501 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4502 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4503 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4504 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4505 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4506 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4507 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4508 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4509 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4510 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4511 (OPTION_MASK_ISA_SSE4): Removed.
4512 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4513 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4514 (override_options): Don't turn on implied SSE/MMX bits in
4517 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4519 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4522 2008-02-18 Joey Ye <joey.ye@intel.com>
4525 * tree-nested.c (insert_field_into_struct): Set type alignment
4526 to field alignment if the former is less than the latter.
4528 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4530 * BASE-VER: Set to 4.4.0.
4532 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4534 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4535 * doc/cfg.texi: Likewise.
4536 * doc/extend.texi: Likewise.
4537 * doc/gty.texi: Likewise.
4538 * doc/invoke.texi: Likewise.
4539 * doc/loop.texi: Likewise.
4540 * doc/md.texi: Likewise.
4541 * doc/passes.texi: Likewise.
4542 * doc/rtl.texi: Likewise.
4543 * doc/sourcebuild.texi: Likewise.
4544 * doc/tm.texi: Likewise.
4545 * doc/tree-ssa.texi: Likewise.
4547 2008-02-17 Richard Guenther <rguenther@suse.de>
4550 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4551 without default definition.
4553 2008-02-17 Richard Guenther <rguenther@suse.de>
4555 PR tree-optimization/35231
4556 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4559 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4562 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4563 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4564 libgcc_cmp_return mode.
4566 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4569 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4571 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4573 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4576 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4578 * doc/c-tree.texi: Use `@.' where appropriate.
4579 * doc/extend.texi: Likewise.
4580 * doc/install.texi: Likewise.
4581 * doc/invoke.texi: Likewise.
4582 * doc/loop.texi: Likewise.
4583 * doc/makefile.texi: Likewise.
4584 * doc/md.texi: Likewise.
4585 * doc/passes.texi: Likewise.
4586 * doc/standards.texi: Likewise.
4587 * doc/tm.texi: Likewise.
4589 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4592 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4594 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4595 rather than in entry_bb.
4597 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4599 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4600 libgcc_cmp_return mode.
4602 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4605 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4606 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4608 2008-02-15 Richard Guenther <rguenther@suse.de>
4609 Zdenek Dvorak <ook@ucw.cz>
4611 PR tree-optimization/35164
4612 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4613 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4614 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4615 Only propagate addresses which do not have abnormal SSA_NAMEs
4618 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4621 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4623 2008-02-15 Jan Hubicka <jh@suse.cz>
4626 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4628 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4631 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4632 when calculating alignment_pad.
4634 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4636 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4637 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4638 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4639 and STACK_BOUNDARY define.
4641 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4643 PR preprocessor/35061
4644 * c-pragma.c (handle_pragma_pop_macro): Check that
4645 pushed_macro_table has been allocated.
4647 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4650 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4651 (force_gimple_operand): Likewise.
4652 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4653 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4654 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4655 (find_interesting_uses_address): Check addressability and alignment
4656 of the base expression only after substituting bases of IVs into it.
4658 2008-02-14 Michael Matz <matz@suse.de>
4661 * function.c (instantiate_virtual_regs_in_insn): Reload address
4662 before falling back to reloading the whole operand.
4664 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4666 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4667 before the first section switch note.
4669 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4671 * doc/bugreport.texi: Update copyright years.
4672 * doc/c-tree.texi: Likewise.
4673 * doc/cfg.texi: Likewise.
4674 * doc/cpp.texi: Likewise.
4675 * doc/cppinternals.texi: Likewise.
4676 * doc/fragments.texi: Likewise.
4677 * doc/frontends.texi: Likewise.
4678 * doc/gcc.texi: Likewise.
4679 * doc/gty.texi: Likewise.
4680 * doc/hostconfig.texi: Likewise.
4681 * doc/implement-c.texi: Likewise.
4682 * doc/libgcc.texi: Likewise.
4683 * doc/loop.texi: Likewise.
4684 * doc/makefile.texi: Likewise.
4685 * doc/options.texi: Likewise.
4686 * doc/passes.texi: Likewise.
4687 * doc/rtl.texi: Likewise.
4688 * doc/sourcebuild.texi: Likewise.
4689 * doc/standards.texi: Likewise.
4690 * doc/tree-ssa.texi: Likewise.
4691 * doc/trouble.texi: Likewise.
4693 * doc/extend.texi: Use @: or add comma where appropriate.
4694 * doc/invoke.texi: Likewise.
4695 * doc/tm.texi: Likewise.
4697 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4700 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4703 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4705 * doc/md.texi (clz, ctz): Add reference.
4706 * doc/rtl.texi (clz, ctz): Likewise.
4708 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4711 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4714 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4716 * config/s390/s390.c (struct constant_pool): New field
4717 emit_pool_after added.
4718 (s390_mainpool_start): Set the emit_pool_after flag according
4719 to the section switch notes.
4720 (s390_mainpool_finish): Consider emit_pool_after when emitting
4721 the literal pool at the end of the function.
4722 (s390_chunkify_start): Force literal pool splits at section
4725 2008-02-13 Michael Matz <matz@suse.de>
4728 * var-tracking.c (clobber_variable_part): Correctly traverse the
4731 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4734 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4735 Add -fdump-ipa-inline.
4736 * tree-dump.c (dump_files): Remove tree-inlined dump.
4737 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4739 2008-02-12 Richard Guenther <rguenther@suse.de>
4741 PR tree-optimization/35171
4742 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4745 2008-02-12 Richard Guenther <rguenther@suse.de>
4748 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4749 value-preserving mode. Disallow final truncation.
4751 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4754 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4755 code from here to...
4756 (force_gimple_operand): ...here.
4758 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4761 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4762 non-compatible pointers.
4763 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4764 different FIELD_DECLs, try harder by comparing field offsets, sizes
4768 * function.c (match_asm_constraints_1): Don't replace the same input
4771 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4773 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4774 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4775 (expand_epilogue): Restore RAMPZ register.
4776 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4778 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4780 * config/i386/cygwin.asm: (__alloca): Correct calling
4781 convention and alignment.
4782 (__chkstk): Force 8 byte stack alignment.
4784 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4785 Richard Guenther <rguenther@suse.de>
4787 PR tree-optimization/33992
4788 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4789 the zero we compare against.
4791 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4794 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4795 to CloseHandle after unlocking to prevent accumulation of handle
4798 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4801 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4802 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4803 and update LABEL_NUSES during and after reload.
4805 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4808 * combine.c (simplify_if_then_else): Make sure the comparison is
4809 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4811 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4814 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4815 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4816 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4817 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4818 * tree.h (get_type_static_bounds): Likewise.
4820 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4822 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4823 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4824 Make -Wfoo language annotations match what the compiler outputs.
4826 2008-02-08 Sa Liu <saliu@de.ibm.com>
4828 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4829 intrinsics spu_convts, spu_convtu, spu_convtf.
4830 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4832 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4834 * doc/extend.texi (Function Attributes) <noinline>: Mention
4835 asm ("") as method to keep calls.
4837 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4840 * doc/options.texi (Options): Replace references to opts.sh with
4842 * opts-common.c: Likewise.
4843 * optc-gen.awk: Likewise.
4845 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4847 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4849 2008-02-07 Richard Henderson <rth@redhat.com>
4852 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4853 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4856 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4858 PR tree-optimization/35085
4859 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4860 for operand entry oe2 in addition to operand entry oe3 in order to
4861 expose more opportunities for vectorizer sum reduction.
4863 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4866 * Makefile.in (LIBS): Remove $(GMPLIBS).
4867 (cc1-dummy, cc1): Add $(GMPLIBS).
4869 2008-02-06 Jan Hubicka <jh@suse.cz>
4872 * i386.md (moddf_integer): Do not produce partial memory stalls for
4873 targets where it hurts.
4875 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4878 * optabs.c (expand_float): Do not check for decimal modes when
4879 expanding unsigned integer through signed conversion.
4881 2008-02-06 Nick Clifton <nickc@redhat.com>
4883 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4884 inside the clobber with a match_operand and duplicated operand
4885 number in the constraint.
4886 (ineqbranchsi): Delete redundant comment.
4888 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4890 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4891 builtin_define ("__USE_INIT_FINI__").
4892 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4894 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4896 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4898 PR documentation/30330
4899 * doc/invoke.texi (C++ Dialect Options)
4900 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4901 For each warning option -Wfoo that allows -Wno-foo, ensure both
4902 -Wfoo and -Wno-foo are listed in the option index. Fix index
4903 entry of -Wswitch-default, index -Wnormalized= including the
4904 `=', and -Wlarger-than-@var{len} including @var{len}.
4906 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4908 * config/i386/i386.md (floatunssisf2): Use
4909 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4910 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4911 Macroize expander using MODEF mode iterator.
4913 2008-02-05 Diego Novillo <dnovillo@google.com>
4915 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4918 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4920 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4923 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4925 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4928 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4929 to indicate if a message should be generated.
4930 (init_cumulative_args): Updated.
4931 (function_value_32): Likewise.
4933 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4935 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4937 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4940 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4941 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4943 2008-02-04 Diego Novillo <dnovillo@google.com>
4945 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4948 * tree-vrp.c (vrp_evaluate_conditional): With
4949 -Wtype-limits, emit a warning when comparing against a
4950 constant outside the natural range of OP0's type.
4952 2008-02-04 Richard Guenther <rguenther@suse.de>
4955 * expr.c (count_type_elements): Give for unions instead of
4958 2008-02-04 Richard Guenther <rguenther@suse.de>
4961 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4962 to TYPE_DOMAINs base type instead of using bitsizetype here.
4964 2008-02-03 Jason Merrill <jason@redhat.com>
4966 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4968 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4971 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4972 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4973 (RS/6000 and PowerPC Options): Fix typos and markup.
4974 * doc/passes.texi (Tree-SSA passes): Likewise.
4976 2008-02-02 Michael Matz <matz@suse.de>
4979 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4980 from record_last_reg_set_info.
4981 (record_last_reg_set_info): Take an RTX argument, iterate over all
4982 constituent hardregs.
4983 (record_last_set_info, record_opr_changes): Change calls to
4984 new signature or to record_last_reg_set_info_regno.
4986 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4988 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4990 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4992 PR rtl-optimization/34773
4993 * reg-notes.def (EQUAL): Mention significance of combination of
4994 REG_EQUAL and REG_RETVAL.
4995 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4996 insn that has a REG_RETVAL.
4998 2008-02-01 Roger Sayle <roger@eyesopen.com>
5001 * configure.ac (--enable-fixed-point): Disable unless explicitly
5003 * configure: Regenerate.
5005 2008-02-01 Richard Guenther <rguenther@suse.de>
5008 * invoke.texi (-finline-limit): Remove no longer true parts
5009 of the documentation. Note that there is no default value.
5011 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5012 Mark Mitchell <mark@codesourcery.com>
5013 Ben Elliston <bje@au.ibm.com>
5016 * doc/extend.texi (Other Builtins): Document.
5018 2008-01-31 Tom Browder <tom.browder@gmail.com>
5020 * doc/c-tree.texi (Types): Fix grammar.
5021 (Expression trees): Ditto.
5022 * doc/passes.texi (Tree-SSA passes): Ditto.
5024 * doc/configterms.texi (Configure Terms): Fix typo.
5025 * doc/cpp.texi (Common Predefined Macros): Ditto.
5026 * doc/md.texi (Machine Constraints): Ditto.
5028 * doc/makefile.texi (Makefile): Add comma.
5030 2008-01-31 Tom Browder <tom.browder@gmail.com>
5031 Gerald Pfeifer <gerald@pfeifer.com>
5033 * doc/sourcebuild.texi (Front End): Remove references to CVS
5034 and CVSROOT/modules.
5035 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5036 (Back End): Remove reference to CVS.
5038 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5041 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5043 (mips16_gp_pseudo_reg): ...here.
5044 * config/mips/mips.md (load_const_gp): Replace with...
5045 (load_const_gp_<mode>): ...this :P-based insn.
5047 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5049 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5050 options. Minor fixes.
5051 (-std): Move reference to standards closer to where language
5052 standards are first mentioned.
5054 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5056 PR rtl-optimization/34995
5057 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5058 parameter and return a bool. If the rtx parameter is nonnull,
5059 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5060 (find_reloads): Update call accordingly. Pass the new operand
5061 if it needed no address reloads, otherwise pass null.
5063 2008-01-30 Richard Henderson <rth@redhat.com>
5066 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5067 for unbounded arrays.
5069 2008-01-30 Silvius Rus <rus@google.com>
5071 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5073 2008-01-30 Jan Hubicka <jh@suse.cz>
5076 * i386.c (init_cumulative_args): Use real function declaration when
5079 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5081 PR rtl-optimization/34998
5082 * global.c (build_insn_chain): Treat non-subreg_lowpart
5083 SUBREGs of pseudos as clobbering all the words covered by the
5084 SUBREG, not just all the bytes.
5085 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5086 original df_ref rather than an extract parameter.
5087 (global_conflicts): Update call accordingly.
5089 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5091 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5092 the overflow check to make it easier to read.
5093 (__fixtfdi): Change the type of the ll member in union
5094 long_double to UDItype_x.
5096 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5099 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5100 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5101 * tree-inline.c (fold_marked_statements): Call
5102 cgraph_update_edges_for_call_stmt if folding a call statement.
5103 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5104 debug_generic_stmt calls, reset it back afterwards.
5107 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5109 * c-typeck.c (build_external_ref): Don't pedwarn about
5110 static vars in current function's scope.
5112 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5114 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5116 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5119 * ipa-struct-reorg.c: Fix spelling.
5120 * params.def: Ditto.
5122 2008-01-29 Richard Guenther <rguenther@suse.de>
5125 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5127 * tree-inline.c (remap_type): Increment remapping_type_depth
5128 around remapping types.
5129 (copy_body_r): Only add referenced variables if they are referenced
5130 from code, not types.
5132 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5143 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5144 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5146 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5149 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5150 pointer for tiny stack.
5152 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5154 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5156 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5158 * config/vx-common.h: Fix typo in comment.
5160 2008-01-28 Ian Lance Taylor <iant@google.com>
5164 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5165 coalesce pointers if they have different DECL_NO_TBAA_P values.
5166 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5167 between variables with different DECL_NO_TBAA_P values.
5169 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5172 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5173 are not legitimate small data references on SPE targets.
5175 2008-01-28 David Daney <ddaney@avtrex.com>
5177 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5179 2008-01-28 David Daney <ddaney@avtrex.com>
5181 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5183 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5185 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5186 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5187 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5188 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5189 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5190 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5191 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5192 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5194 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5196 * basic-block.h (condjump_equiv_p): Fix comment.
5198 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5200 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5201 print_generic_stmt_indented): Fix comment.
5203 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5205 * configure.ac (__stack_chk_fail): Add detecion for availability
5206 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5207 * configure: Regenerate.
5209 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5212 * final.c (output_addr_const): Handle TRUNCATE.
5214 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5217 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5218 (zero_cost, infinite_cost): New constants.
5219 (struct cost_pair): Change type of cost to comp_cost.
5220 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5221 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5223 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5224 split_address_cost, ptr_difference_cost, difference_cost,
5225 get_computation_cost_at, get_computation_cost,
5226 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5227 determine_use_iv_cost_condition, determine_use_iv_costs,
5228 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5229 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5230 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5231 Change type of cost to comp_cost.
5232 (determine_iv_cost): Increase cost of non-original ivs, instead
5233 of decreasing the cost of original ones.
5234 (get_address_cost): Indicate the complexity of the addressing mode
5236 (try_add_cand_for): Prefer using ivs not specific to some object.
5237 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5239 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5240 Janis Johnson <janis187@us.ibm.com>
5243 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5244 (TARGET_INSTANTIATE_DECLS): Likewise.
5245 * target.h (expand_to_rtl_hook): New target hook.
5246 (instantiate_decls): Likewise.
5247 * function.c (instantiate_decl): Make non-static. Rename to...
5248 (instantiate_decl_rtl): ... this.
5249 (instantiate_expr): Use instantiate_decl_rtl.
5250 (instantiate_decls_1): Likewise.
5251 (instantiate_decls): Likewise.
5252 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5253 * function.h (instantiate_decl_rtl): Add prototype.
5254 * cfgexpand.c (target.h): New include.
5255 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5256 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5257 (TARGET_INSTANTIATE_DECLS): Likewise.
5258 (TARGET_INITIALIZER): New target hooks added.
5259 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5261 * config/rs6000/rs6000.c (tree-flow.h): New include.
5262 (machine_function): Add sdmode_stack_slot field.
5263 (rs6000_alloc_sdmode_stack_slot): New function.
5264 (rs6000_instantiate_decls): Likewise.
5265 (rs6000_secondary_memory_needed_rtx): Likewise.
5266 (rs6000_check_sdmode): Likewise.
5267 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5268 (TARGET_INSTANTIATE_DECLS): Likewise.
5269 (rs6000_hard_regno_mode_ok): Allow SDmode.
5270 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5271 (rs6000_emit_move): Handle SDmode.
5272 (function_arg_advance): Likewise.
5273 (function_arg): Likewise.
5274 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5275 SDmode var args for 32-bit compiles.
5276 (rs6000_secondary_reload_class): Handle SDmode.
5277 (rs6000_output_function_epilogue): Likewise.
5278 (rs6000_function_value): Simplify if statement.
5279 (rs6000_libcall_value): Likewise.
5280 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5281 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5282 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5283 (movsd_hardfloat): New define_insn.
5284 (movsd_softfloat): Likewise.
5285 (movsd_store): Likewise.
5286 (movsd_load): Likewise.
5287 (extendsddd2): Likewise.
5288 (extendsdtd2): Likewise.
5289 (truncddsd2): Likewise.
5290 (movdd_hardfloat64): Fixup comment.
5291 (UNSPEC_MOVSD_LOAD): New constant.
5292 (UNSPEC_MOVSD_STORE): Likewise.
5294 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5297 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5299 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5300 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5301 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5304 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5307 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5308 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5309 __LONGDOUBLE128 too.
5310 * config/rs6000/aix61.h: New file.
5312 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5314 PR rtl-optimization/34959
5315 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5316 popcount and parity rtxes the same mode as their operand.
5317 Truncate or extend the result to the return value's mode
5320 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5323 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5324 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5325 to GOT_VERSION_REGNUM.
5326 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5327 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5328 * config/mips/mips.c (mips_emit_call_insn): New function.
5329 (mips_call_tls_get_addr): Call mips_expand_call directly.
5330 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5332 (mips16_build_call_stub): Likewise. Return the call insn or null.
5333 (mips_expand_call): Update the call to mips16_build_call_stub
5334 accordingly and a remove redundant condition. Assert that MIPS16
5335 stubs do not use lazy binding. Use mips_emit_call_insn and return
5337 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5339 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5340 (mips_avoid_hazard): Remove hazard_set handling.
5341 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5342 (UNSPEC_RESTORE_GP): ...this.
5343 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5344 (FAKE_CALL_REGNO): Rename to...
5345 (GOT_VERSION_REGNUM): ...this.
5346 (type): Add "ghost" value. Add an associated insn reservation.
5347 (hazard_set): Remove.
5348 (exception_receiver): Rename to...
5349 (restore_gp): ...this and update the unspec identifier accordingly.
5350 (exception_receiver, nonlocal_got_receiver): New expanders.
5351 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5352 FAKE_CALL_REGNO. Remove hazard_set attribute.
5353 (set_got_version, update_got_version): New patterns.
5355 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5358 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5360 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5363 * doc/install.texi2html: Generate gcc-vers.texi.
5365 2008-01-25 DJ Delorie <dj@redhat.com>
5367 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5369 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5371 * config/c4x: Remove directory.
5372 * config.gcc (crx-*, mt-*): Mark obsolete.
5373 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5374 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5375 sh-*-rtemscoff*): Remove cases.
5376 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5377 * real.c (encode_c4x_single, decode_c4x_single,
5378 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5379 c4x_extended_format): Remove.
5380 * real.h (c4x_single_format, c4x_extended_format): Remove.
5381 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5383 (Pragmas): Remove comment about c4x pragmas.
5384 * doc/install.texi (c4x): Remove target-specific instructions.
5385 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5386 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5387 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5388 refer to C4x source files as examples.
5389 (C4X_FLOAT_FORMAT): Remove documentation.
5391 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5393 * config/bfin/bfin.c (override_options): Reorder tests so that
5394 flag_pic gets enabled for -msep-data.
5396 2008-01-25 Richard Guenther <rguenther@suse.de>
5399 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5400 to its bitfield precision if required.
5402 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5405 * tree-nested.c (walk_omp_for): New function.
5406 (convert_nonlocal_reference, convert_local_reference): Call
5407 walk_omp_for on OMP_FOR.
5408 (convert_call_expr): Call walk_body on OMP_FOR's
5409 OMP_FOR_PRE_INIT_BODY.
5411 2008-01-25 Richard Guenther <rguenther@suse.de>
5413 PR tree-optimization/34966
5414 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5415 default defs and PHI_NODEs we have to insert after the
5418 2008-01-24 Nick Clifton <nickc@redhat.com>
5420 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5421 Provide a default definition.
5422 (LIBGCC2_UNITS_PER_WORD): Likewise.
5424 * config/stormy16/stormy16.c: Include df.h for the prototype
5425 for df_regs_ever_live_p.
5426 (xstormy16_expand_builtin_va_start): Convert the stack offset
5427 into a component_ref and then use POINTER_PLUS_EXPR to add it
5428 to the incoming_virtual_args_rtx.
5429 (xstormy16_gimplify_va_arg_expr): Rename to
5430 xstormy16_gimplify_va_arg_expr.
5431 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5432 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5433 xstormy16_gimplify_va_arg_expr.
5434 Fix up some formatting issues.
5436 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5437 Move to predicates.md.
5438 (xs_hi_general_operand): Likewise.
5439 (xs_hi_nonmemory_operand): Likewise.
5440 * config/stormy16/predicates.md:
5441 (xstormy16_carry_plus_operand): New predicate.
5442 (xs_hi_general_operand): New predicate.
5443 (xs_hi_nonmemory_operand): New predicate.
5444 * config/stormy16/stormy16-protos.h:
5445 (xstormy16_carry_plus_operand): Delete prototype.
5446 (xs_hi_general_operand): Likewise.
5447 (xs_hi_nonmemory_operand): Likewise.
5449 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5450 modifiers as they are no longer needed and they can trigger
5451 reload spill failures.
5453 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5454 with a match_operand in order to help reload.
5456 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5457 constraint with 'e' for the 8th alternative as this version of
5458 the mov.w instruction only accepts the lower 8 registers.
5460 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5463 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5464 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5467 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5470 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5472 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5474 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5476 (remove_structure): Update allocations list before removing structure.
5478 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5480 * ipa-struct-reorg.c (is_safe_cond_expr,
5481 create_new_stmts_for_cond_expr): Use integer_zerop function,
5482 that recognize not only zero-pointer, but zero-integer too.
5484 2008-01-25 Ben Elliston <bje@au.ibm.com>
5487 * fixproto: Escape "." in sed expression that strips leading "./".
5489 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5492 * gcc.c (SWITCH_OK): Removed.
5493 (SWITCH_LIVE): Changed to bit.
5494 (SWITCH_FALSE): Likewise.
5495 (SWITCH_IGNORE): Likewise.
5496 (switchstr): Change live_cond to unsigned int.
5497 (process_command): Replace SWITCH_OK with 0.
5498 (do_self_spec): Likewise.
5499 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5500 (give_switch): Likewise.
5501 (used_arg): Likewise.
5502 (do_spec_1): Set the SWITCH_IGNORE bit.
5503 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5504 bits. Set the SWITCH_LIVE bit.
5506 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5508 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5510 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5512 PR tree-optimization/34472
5513 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5514 parameter to a "bool *" and set *DATA to false if there is
5515 an unsafe access. Do not delete the structure here.
5516 (check_cond_exprs): Delete it here instead.
5517 (check_cond_exprs, exclude_cold_structs): Do not increase
5518 I when removing a structure.
5520 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5523 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5524 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5526 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5529 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5530 a fixed vector for stack.
5532 2008-01-24 Ben Elliston <bje@au.ibm.com>
5535 * doc/gcc.texi (Software development): Add a direntry for g++.
5537 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5539 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5540 stale and straggling -fforce-addr comments above.
5542 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5544 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5545 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5547 2008-01-23 Michael Matz <matz@suse.de>
5550 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5553 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5555 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5558 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5560 * config/avr/avr.c (avr_current_arch): New variable.
5561 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5562 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5563 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5564 (avr_override_options): Init 'avr_current_arch'.
5565 (base_arch_s): Move from here...
5566 * config/avr/avr.h (base_arch_s): ... here. Add new members
5567 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5568 'mega' to 'have_jmp_call'.
5569 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5570 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5572 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5574 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5575 MULTILIB_MATCHES): (Ditto.).
5577 2008-01-23 Richard Guenther <rguenther@suse.de>
5580 * cgraphunit.c (cgraph_reset_node): Always mark the node
5581 not reachable if it is not queued already.
5583 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5585 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5586 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5587 (cputype_selected): New static variable.
5588 (bfin_handle_option): Set it if -mcpu is used.
5589 (override_option): Select default set of workarounds if no cpu type
5590 selected on the command line.
5591 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5593 From Michael Frysinger <michael.frysinger@analog.com>
5594 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5595 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5597 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5598 for bf547, bf523, bf524, and bf526.
5599 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5601 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5602 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5603 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5604 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5605 * doc/invoke.texi (Blackfin Options): Document that
5606 -mcpu now accept bf547, bf523, bf524, and bf526.
5608 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5610 PR rtl-optimization/34628
5611 * combine.c (try_combine): Stop and undo after the first combination
5612 if an autoincrement side-effect on the first insn has effectively
5615 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5618 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5619 Offset addresses are not valid for Altivec or paired float modes.
5621 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5624 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5625 if DECL_INITIAL (decl) is error_mark_node.
5628 * c-common.c (handle_vector_size_attribute): Only allow
5629 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5630 the same way as pointer, array etc. types.
5631 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5634 * tree.c (build_type_attribute_qual_variant): Call
5635 build_qualified_type if attributes are equal, but quals are not.
5637 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5640 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5641 * flags.h (warn_strict_aliasing): Remove.
5642 (warn_strict_overflow): Remove.
5643 * opts.c (warn_strict_aliasing): Remove.
5644 (warn_strict_overflow): Remove.
5645 * c-opts.c (c_common_handle_option): -Wall only sets
5646 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5647 (c_common_post_options): Give default values to -Wstrict-aliasing
5648 and -Wstrict-overflow if they are uninitialized.
5649 * common.opt (Wstrict-aliasing): Specify Var and Init.
5650 (Wstrict-overflow): Likewise.
5652 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5654 PR rtl-optimization/26854
5655 PR rtl-optimization/34400
5656 PR rtl-optimization/34884
5657 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5659 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5660 (df_rd_bb_info.expanded_lr_out): Deleted
5661 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5662 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5663 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5664 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5665 Removed code to allocate, initialize or free expanded_lr_out.
5666 (df_rd_bb_local_compute_process_def): Restructured to make more
5668 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5669 sets if the sets are being trimmed.
5671 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5674 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5675 (as_vers): Likewise.
5676 * configure: Regenerated.
5678 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5681 * tree-pass.h (pass_build_alias): New pass.
5682 * tree-ssa-alias.c (gate_build_alias): New.
5683 (pass_build_alias): New.
5684 * passes.c (init_optimization_passes): Add pass_build_alias after
5685 pass_create_structure_vars.
5687 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5689 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5690 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5691 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5692 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5693 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5694 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5695 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5696 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5697 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5698 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5699 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5700 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5701 * config/s390/s390.md (FP_ALL): New mode iterator.
5702 (_d): New mode attribute.
5703 ("*signbit<mode>2>"): Changed mode of first operand.
5704 ("isinf<mode>2"): Changed mode of first operand.
5705 ("*TDC_insn"): Adaptation for DFP modes.
5707 2008-01-22 Ben Elliston <bje@au.ibm.com>
5709 * tree.c (check_qualified_type): Improve function description.
5711 2008-01-21 Jason Merrill <jason@redhat.com>
5714 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5715 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5718 2008-01-21 DJ Delorie <dj@redhat.com>
5720 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5723 2008-01-21 Richard Guenther <rguenther@suse.de>
5726 * tree-cfg.c (verify_expr): Allow all invariant expressions
5727 instead of just constant class ones as reference argument.
5728 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5729 like any other constant.
5730 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5732 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5734 * regmove.c (fixup_match_1): Update call crossed frequencies.
5736 2008-01-21 Richard Guenther <rguenther@suse.de>
5739 * tree-inline.c (setup_one_parameter): Deal with mismatched
5740 types using a VIEW_CONVERT_EXPR.
5742 2008-01-21 Alon Dayan <alond@il.ibm.com>
5743 Olga Golovanevsky <olga@il.ibm.com>
5745 PR tree-optimization/34701
5746 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5747 when the structure size is not a power of 2.
5749 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5751 * doc/install.texi: Add doc for --enable-checking=df.
5753 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5755 PR rtl-optimization/34808
5756 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5758 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5760 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5763 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5765 PR rtl-optimization/26854
5766 PR rtl-optimization/34400
5767 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5769 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5770 (df_rd_bb_info.expanded_lr_out): New.
5771 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5772 * loop_iv.c (iv_analysis_loop_init): Ditto.
5773 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5774 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5775 Added code to allocate, initialize or free expanded_lr_out.
5776 (df_rd_bb_local_compute_process_def): Restructured to make
5777 more understandable.
5778 (df_rd_confluence_n): Add code to do nothing with fake edges and
5779 code to no apply invalidate_by_call sets if the sets are being trimmed.
5780 (df_lr_local_finalize): Renamed to df_lr_finalize.
5781 (df_live_local_finalize): Renamed to df_live_finalize.
5783 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5786 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5787 deciding whether to use reciprocal instructions.
5789 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5791 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5792 dwarf2out_note_section_used if cold_text_section is NULL.
5794 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5796 PR gcov-profile/34610
5797 * tree-cfg.c (make_edges): Mark both outgoing edges from
5798 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5799 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5800 from OMP_FOR and OMP_CONTINUE outgoing edges.
5802 * tree-profile.c (tree_profiling): Return early if
5803 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5805 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5806 from cfun to child_cfun.
5807 * function.h (struct function): Add after_tree_profile bit.
5809 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5811 * config/avr/avr.S (_exit): Disable interrupt.
5813 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5814 Steven Bosscher <stevenb.gcc@gmail.com>
5816 PR rtl-optimization/26854
5817 PR rtl-optimization/34400
5818 * df-problems.c (df_live_scratch): New scratch bitmap.
5819 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5820 (df_live_reset): Clear the proper bitmaps.
5821 (df_live_bb_local_compute): Only process the artificial defs once
5822 since the order is not important.
5823 (df_live_init): Init the df_live sets only with the variables
5824 found live by df_lr.
5825 (df_live_transfer_function): Use the df_lr sets to prune the
5826 df_live sets as they are being computed.
5827 (df_live_free): Free df_live_scratch.
5829 2008-01-18 Ian Lance Taylor <iant@google.com>
5831 * common.opt: Add fmerge-debug-strings.
5832 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5833 flag_merge_debug_strings rather than flag_merge_constants.
5834 * doc/invoke.texi (Option Summary): Mention
5835 -fmerge-debug-strings.
5836 (Debugging Options): Document -fmerge-debug-strings.
5838 2008-01-18 Ian Lance Taylor <iant@google.com>
5841 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5842 (struct tree_function_decl): Add new field operator_new_flag.
5843 * tree-inline.c (expand_call_inline): When inlining a call to
5844 operator new, force the return value to go into a variable, and
5845 set DECL_NO_TBAA_P on that variable.
5846 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5848 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5851 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5852 DWARF2_DEBUGGING_INFO.
5853 (dwarf2out_note_section_used): Ditto. Add prototype.
5854 (have_multiple_function_sections, text_section_used,
5855 cold_text_section_used, *cold_text_sections): Move declarations
5858 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5860 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5861 field and add signal_ra.
5862 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5863 assignments to frame state pc. Move end of stack check after
5864 MD_FALLBACK_FRAME_STATE_FOR.
5865 (uw_update_context_1): Use frame state signal_regs if set, instead
5866 of checking signal_frame flag.
5867 (uw_update_context): Use frame state signal_ra if set.
5868 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5869 * config/xtensa/linux-unwind.h: New file.
5871 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5873 * modulo-sched.c (get_sched_window): Fix comment typo.
5875 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5877 PR tree-optimization/34648
5878 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5880 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5882 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5883 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5885 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5887 PR rtl-optimization/34400
5888 * df-core.c (df_worklist_dataflow_overeager,
5889 df_worklist_dataflow_doublequeue): New functions.
5890 (df_worklist_dataflow): Two different worklist solvers.
5891 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5894 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5897 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5898 and ftree-parallelize-loops.
5900 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5902 PR rtl-optimization/34826
5903 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5905 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5907 * global.c (find_reg): Mark the eh regs as used if necessary.
5908 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5909 * ra.h (struct allocno): no_eh_reg field added. Changed
5910 no_stack_reg type to bitfield.
5912 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5914 * tree.c (substitute_in_expr): Add missing 'break'.
5916 2008-01-17 Richard Guenther <rguenther@suse.de>
5918 PR tree-optimization/34825
5919 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5920 x / x as division to handle.
5922 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5924 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5925 "-pthread" is specified.
5926 * pa-hpux11.h (LIB_SPEC): Likewise.
5928 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5929 Peter Bergner <bergner@vnet.ibm.com>
5931 PR rtl-optimization/33796
5932 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5934 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5936 PR libgfortran/34699
5937 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5939 * pa-hpux10.h (LINK_SPEC): Likewise.
5940 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5942 2008-01-16 Richard Guenther <rguenther@suse.de>
5945 * fold-const.c (fold_convert_const_int_from_int): Do not
5946 set overflow if that occured only because of a sign extension
5947 change when converting from/to a sizetype with the same
5948 precision and signedness.
5950 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5953 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5954 location address to the correct place. Update copyright year.
5956 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5958 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5959 no dependences in the dependence_relations vector.
5961 2008-01-16 Jan Hubicka <jh@suse.cz>
5963 PR rtl-optimization/31396
5964 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5965 * cfg.c (dump_reg_info): Print it.
5966 * regs.h (struct reg_info_t): add freq_calls_crossed.
5967 (REG_FREQ_CALLS_CROSSED): New macro.
5968 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5969 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5970 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5971 regmove_optimize): Update call crossed frequencies.
5972 * local-alloc.c (struct qty): Add freq_calls_crossed.
5973 (alloc_qty): Copute freq_calls_crossed.
5974 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5975 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5976 * ra.h (struct allocno): Add freq_calls_crossed.
5978 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5980 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5981 libgomp when compiling with ftree-parallelize-loops.
5982 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5984 2008-01-16 Richard Guenther <rguenther@suse.de>
5986 PR tree-optimization/34769
5987 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5988 * tree.c (int_cst_value): Instead make this function more
5989 permissive in what it accepts as valid input. Document this
5990 function always sign-extends the value.
5992 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5993 Richard Guenther <rguenther@suse.de>
5996 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5997 (gimple_fold_indirect_ref_rhs): ... this.
5998 (gimple_fold_indirect_ref): New function with foldings
5999 that preserve lvalueness.
6000 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6001 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6002 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6003 to fold an INDIRECT_REF, fall back to the old use of
6004 fold_indirect_ref_1.
6006 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6008 * tree-data-ref.c (subscript_dependence_tester_1): Call
6009 free_conflict_function.
6010 (compute_self_dependence): Same.
6012 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6015 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6016 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6018 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6019 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6020 for DWARF2_UNWIND_INFO targets.
6022 2008-01-16 Richard Guenther <rguenther@suse.de>
6025 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6026 type qualifiers for function types.
6028 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6030 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6031 loop_iterator li from previous commit.
6033 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6035 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6037 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6039 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6040 (parallelize_loops): Don't parallelize irreducible components.
6042 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6045 * c-opts (c_common_post_options): Do not enable CPP
6046 flag_pedantic_errors by default.
6048 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6050 PR rtl-optimization/31944
6051 * cse.c (remove_pseudo_from_table): New function.
6052 (merge_equiv_classes): Use above function to remove pseudo-registers.
6053 (invalidate): Likewise.
6055 2008-01-13 Richard Guenther <rguenther@suse.de>
6058 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6059 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6061 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6063 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6064 validate_change to unshare the source of the PC set.
6066 2008-01-12 Jan Hubicka <jh@suse.cz>
6069 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6070 references above array bounds. This might trigger bounds checks for
6073 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6075 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6076 new_replaceable_dependencies.
6078 2008-01-12 Doug Kwan <dougkwan@google.com>
6080 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6081 instead of OPT_Wreturn_type in warning due to ignored return type
6083 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6084 options included in -Wextra.
6085 * c.opt: New option -Wignored_qualifiers.
6086 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6087 -Wignore_qualifiers.
6088 (-Wignored-qualifiers): Document.
6089 (-Wreturn-type): Remove description of functionality now handled
6090 by -Wignored-qualifiers.
6092 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6095 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6096 NOP_EXPR if it is between integral types with the same precision.
6098 2008-01-12 Jan Hubicka <jh@suse.cz>
6101 * invoke.texi (max-inline-recursive-depth): Fix default value.
6103 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6105 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6108 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6110 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6112 2008-01-11 James E. Wilson <wilson@specifix.com>
6115 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6117 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6119 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6120 save/restore frame pointer register and don't use 'call-prologues'
6121 optimization in function with "OS_task" attribute.
6123 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6126 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6127 when copying to memory.
6129 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6131 PR rtl-optimization/30905
6132 * cfgcleanup.c: Include dce.h
6133 (crossjumps_occured): New global variable.
6134 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6135 If something changed, set crossjumps_occured to true.
6136 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6137 Don't add/remove fake edges to exit here...
6138 (cleanup_cfg): ...but do it here, when crossjumping.
6139 Run a fast DCE when successful crossjumps occured in the latest
6140 iteration of try_optimize_cfg.
6142 2008-01-11 Richard Guenther <rguenther@suse.de>
6144 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6145 (struct vn_unary_op_s): Likewise.
6146 (vn_reference_insert): Free old reference on hash collision.
6148 2008-01-10 Raksit Ashok <raksit@google.com>
6150 PR rtl-optimization/27971
6151 * combine.c (find_split_point): Split PLUS expressions which are
6152 inside a MEM rtx, and whose first operand is complex.
6154 2008-01-10 DJ Delorie <dj@redhat.com>
6156 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6157 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6158 (m32c_hard_regno_ok): Call the underlying function.
6160 2008-01-10 Richard Guenther <rguenther@suse.de>
6163 * tree-cfg.c (tree_merge_blocks): Do not go through the
6164 full-blown folding and stmt updating path if we just deal
6165 with virtual operands.
6166 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6167 test for abnormal SSA_NAMEs.
6169 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6172 * reload.c (push_reload): Add assertions. All constants from
6173 reg_equiv_constant should have been used for replacing the respective
6175 (find_reloads_address): Invoke find_reloads_address_part for
6176 constant taken from the reg_equiv_constant array.
6178 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6180 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6181 field (valnum) the first in the struct. Replace bools with
6184 2008-01-10 Richard Guenther <rguenther@suse.de>
6186 PR tree-optimization/34651
6187 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6188 types and ordering for masking and converting.
6190 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6192 PR tree-optimization/34017
6193 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6194 also for PHI_NODE expressions.
6196 2008-01-09 Jan Hubicka <jh@suse.cz>
6198 PR tree-optimization/34708
6199 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6200 based on number of case labels.
6201 (init_inline_once): Remove switch_cost.
6202 * tree-inline.h (eni_weights_d): Remove switch_cost.
6204 2008-01-09 Richard Guenther <rguenther@suse.de>
6205 Andrew Pinski <andrew_pinski@playstation.sony.com>
6208 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6209 temporary if an rvalue is ok or an lvalue is not required.
6211 2008-01-09 Richard Guenther <rguenther@suse.de>
6214 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6217 2008-01-09 Richard Guenther <rguenther@suse.de>
6220 * tree.c (host_integerp): Check for sizetype only if the
6221 type is an integer type.
6223 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6226 * opts.c (decode_options): Disable inlining of functions called
6227 once if not in unit-at-a-time mode.
6229 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6231 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6233 2008-01-08 Richard Guenther <rguenther@suse.de>
6236 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6237 out early if the result will be unused.
6239 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6244 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6245 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6248 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6250 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6251 for vectorization tuned.
6253 2008-01-08 Richard Guenther <rguenther@suse.de>
6255 PR tree-optimization/34683
6256 * tree-ssa-operands.c (operand_build_cmp): Export.
6257 * tree-ssa-operands.h (operand_build_cmp): Declare.
6258 * tree-vn.c (vuses_compare): Remove.
6259 (sort_vuses): Use operand_build_cmp.
6260 (sort_vuses_heap): Likewise.
6261 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6262 to re-use old VEC if available. Do not sort already sorted VUSEs.
6263 (vdefs_to_vec): Do not sort already sorted VDEFs.
6265 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6268 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6270 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6273 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6274 limitations of reciprocal sequences on x86 targets.
6276 2008-01-08 Richard Guenther <rguenther@suse.de>
6278 PR tree-optimization/34683
6279 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6281 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6284 * config/darwin.c (darwin_mergeable_string_section): Don't use
6285 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6287 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6290 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6291 negxf2. Macroize expander using X87MODEF mode iterator. Change
6292 predicates of op0 and op1 to register_operand.
6293 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6294 expander using X87MODEF mode iterator. Change predicates of
6295 op0 and op1 to register_operand.
6296 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6297 corresponding patterns and macroize using MODEF macro. Change
6298 predicates of op0 and op1 to register_operand and remove
6299 "m" constraint. Disparage "r" alternative with "!".
6300 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6301 macroize using X87MODEF macro. Change predicates of op0 and op1
6302 to register_operand and remove "m" constraint. Disparage "r"
6303 alternative with "!".
6304 (absneg splitter with memory operands): Remove.
6305 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6306 patterns and macroize using X87MODEF mode iterator.
6307 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6308 Change predicate of op1 to register_operand.
6309 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6310 for memory operands.
6312 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6314 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6316 2008-01-07 Richard Guenther <rguenther@suse.de>
6318 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6321 2008-01-07 Richard Guenther <rguenther@suse.de>
6323 PR tree-optimization/34683
6324 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6325 VOPs of the needed size to save memory. Use VEC_quick_push
6326 to save compile-time.
6327 (vdefs_to_vec): Likewise.
6329 2008-01-07 Sa Liu <saliu@de.ibm.com>
6331 * config/spu/spu.md (divdf3): Genetate inline code for double
6332 division. The implementation doesn't handle INF or NAN, therefore it
6333 only applies when -ffinite-math-only is given.
6335 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6338 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6339 * doc/cpp.texi ([Common Predefined Macros]): Document.
6341 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6343 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6344 order to use commutative addition instead of subtraction.
6346 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6347 Mircea Namolaru <namolaru@il.ibm.com>
6348 Vladimir Yanovsky <yanov@il.ibm.com>
6349 Revital Eres <eres@il.ibm.com>
6351 PR tree-optimization/34263
6352 * tree-outof-ssa.c (process_single_block_loop_latch,
6353 contains_tree_r): New functions.
6354 (analyze_edges_for_bb): Call process_single_block_loop_latch
6355 function to empty single-basic-block latch block if possible.
6357 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6359 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6361 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6363 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6365 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6367 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6369 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6371 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6373 PR tree-optimization/34618
6374 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6377 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6380 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6381 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6382 Update copyright year.
6384 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6385 Update copyright year.
6386 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6389 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6391 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6392 edge does not point to current bb before changing need_assert.
6394 2008-01-04 Richard Guenther <rguenther@suse.de>
6397 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6398 for verifying purposes if they are is_gimple_min_invariant.
6400 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6402 PR tree-optimization/34448
6403 PR tree-optimization/34465
6404 * gimplify.c (gimplify_init_constructor): Add new parameter
6405 notify_temp_creation. Use it.
6406 (gimplify_modify_expr_rhs): Take volatiles into account when
6407 optimizing constructors.
6408 Do not optimize constructors if gimplify_init_constructor will dump to
6410 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6411 * gcc.c-torture/compile/pr34448.c: New.
6413 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6415 PR gcov-profile/34609
6416 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6417 return_slot if result is TREE_ADDRESSABLE.
6419 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6421 * config/mips/mips.md (sqrt_condition): Tweak comment.
6422 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6424 2008-01-03 Tom Tromey <tromey@redhat.com>
6427 * c-common.c (c_type_hash): Handle VLAs.
6429 2008-01-03 Jan Hubicka <jh@suse.cz>
6431 PR tree-optimization/31081
6432 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6433 0 when inlining and not inlining to first basic block.
6434 (remap_decl): When var is initialized to 0, don't set default_def.
6435 (expand_call_inline): Set entry_bb.
6436 * tree-inline.h (copy_body_data): Add entry_bb.
6438 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6441 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6444 PR tree-optimization/29484
6445 * tree-inline.c (inline_forbidden_p_2): New function.
6446 (inline_forbidden_p): Disallow inlining if some static var
6447 has an address of a local LABEL_DECL in its initializer.
6448 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6451 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6453 PR tree-optimization/34635
6454 * tree-data-ref.c (add_other_self_distances): Make sure that the
6455 evolution step is constant.
6457 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6460 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6462 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6464 * tree-sra.c (scalarize_init): Insert the generate_element_init
6465 statements after the generate_element_zero statements.
6467 2008-01-02 Richard Guenther <rguenther@suse.de>
6471 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6472 for very large number of operands instead of ICEing.
6474 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6477 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6478 while stack probing.
6480 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6482 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6485 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6488 * tree-mudflap.c (mx_register_decls): Guard warning by
6489 !DECL_ARTIFICIAL check.
6491 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6493 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6494 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6495 sse5_perm<mode>): Fix constraints.