1 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
3 * gcov-dump.c (tag_summary): Only print summaries for the first
4 GCOV_COUNTERS_SUMMABLE counters.
6 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.md (absneg): New code iterator.
9 (absnegprefix): New code attribute.
10 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
11 patterns using absneg code iterator.
12 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
13 using absneg code iterator.
14 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
15 *neg<mode>2 patterns using absneg code iterator.
16 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
17 *negextendsfdf2 patterns using absneg code iterator.
18 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19 *negextendsfxf2 patterns using absneg code iterator.
20 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21 *negextendsfdf2 patterns using absneg code iterator.
22 * config/i386/sse.md (<code><mode>2): Macroize expander from
23 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
25 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
27 * config/s390/s390.h: Remove the remains of the recent search
28 & replace action of current_function_outgoing_args_size.
30 2008-04-10 Ira Rosen <irar@il.ibm.com>
32 PR tree-optimization/35821
33 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
34 NEW_STMT_LIST is not NULL.
36 2008-04-09 David Edelsohn <edelsohn@gnu.org>
39 * toplev.c (process_options): Remove -ffunction-sections debugging
42 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
45 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
46 than gen_rtx_fmt_ee to perform more canonicalizations.
48 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
51 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
53 2008-04-09 Richard Guenther <rguenther@suse.de>
55 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
56 (dump_function_to_file): Dump function arguments with types.
58 2008-04-08 Richard Guenther <rguenther@suse.de>
60 * fold-const.c (fold_widened_comparison): Do not allow
61 sign-changes that change the result.
63 2008-04-08 Janis Johnson <janis187@us.ibm.com>
66 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
67 kinds of indirect references.
69 2008-04-08 David Edelsohn <edelsohn@gnu.org>
71 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
72 GNU Fortran language string.
74 2008-04-08 Rafael Espindola <espindola@google.com>
76 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
77 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
78 * tree.h (tree_call_nonnegative_warnv_p): New.
80 2008-04-08 Jan Hubicka <jh@suse.cz>
82 * function.c (free_after_compilation): Clear out regno_reg_rtx
85 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
88 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
91 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
92 same precedence as REG_POINTER and MEM_POINTER operands.
94 2008-04-08 Richard Guenther <rguenther@suse.de>
97 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
98 for adding index to base.
100 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
102 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
103 (MINGW_ENABLE_EXECUTE_STACK): New.
104 (IN_LIBGCC2): For libgcc include windows.h file for
105 function declarations.
107 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
109 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
110 and tem2 if tem1 is not a REG or MULT.
112 2008-04-08 Jan Hubicka <jh@suse.cz>
114 * function.h (incomming_args): Break out of struct function.
115 (function_subsections): Break out of struct function.
116 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
117 return_rtx and hard_reg_initial_vals from struct function.
118 Kill inl_max_label_num.
119 (current_function_pops_args, current_function_args_info,
120 current_function_args_size, current_function_args_size,
121 current_function_pretend_args_size,
122 current_function_outgoing_args_size,
123 current_function_internal_arg_pointer, current_function_return_rtx):
124 Kill compatibility accestor macros.
125 * builtins.c (expand_builtin_apply_args_1): Update.
126 (expand_builtin_next_arg): Update.
127 * df-scan.c (df_get_call_refs): Update.
128 * dbxout.c (dbxout_function_end): Update.
129 * dwarf2out.c (dwarf2out_switch_text_section): Update.
130 (output_line_info): Update.
131 (secname_for_decl): Update.
132 (dwarf2out_var_location): Update.
133 * function.c (free_after_compilation): Update.
134 (assign_parm_find_stack_rtl): Update.
135 (assign_parms): Update.
136 (expand_dummy_function_end): Update.
137 (expand_function_end): Update.
138 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
139 (expand_call): Update.
140 (emit_library_call_value_1): Update.
141 (store_one_arg): Update.
142 * varasm.c (initialize_cold_section_name): Update.
143 (unlikely_text_section): Update.
144 (unlikely_text_section_p): Update.
145 (assemble_start_function): Update.
146 (assemble_end_function): Update.
147 (default_section_type_flags): Update.
148 (switch_to_section): Update.
149 * integrate.c (set_decl_abstract_flags): Update.
150 (get_hard_reg_initial_val): Update.
151 (has_hard_reg_initial_val): Update.
152 (allocate_initial_values): Update.
153 * resource.c (init_resource_info): Update.
154 * config/alpha/alpha.c (NUM_ARGS): Update.
155 (direct_return): Update.
156 (alpha_va_start): Update.
157 (alpha_sa_size): Update.
158 (alpha_initial_elimination_offset): Update.
159 (alpha_expand_prologue): Update.
160 (alpha_start_function): Update.
161 (alpha_expand_epilogue): Update.
162 (unicosmk_initial_elimination_offset):
163 * config/alpha/alpha.md (call expander): Update.
164 * config/s390/s390.c (s390_register_info): Update.
165 (s390_register_info): Update.
166 (s390_frame_info): Update.
167 (s390_initial_elimination_offset): Update.
168 (s390_build_builtin_va_list): Update.
169 (s390_va_start): Update.
170 * config/spu/spu.c (direct_return): Update.
171 (spu_expand_prologue): Update.
172 (spu_initial_elimination_offset): Update.
173 (spu_build_builtin_va_list): Update.
174 (spu_va_start): Update.
175 * config/sparc/sparc.c (sparc_init_modes): Update.
176 (sparc_compute_frame_size): Update.
177 (function_value): Update.
178 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
179 * config/i386/i386.md (return expander): Update.
180 * config/i386/i386.c (ix86_va_start): Update.
181 (ix86_can_use_return_insn_p): Update.
182 (ix86_compute_frame_layout): Update.
183 (ix86_expand_epilogue): Update.
184 * config/sh/sh.c (output_stack_adjust): Update.
185 (calc_live_regs): Update.
186 (sh_expand_prologue): Update.
187 (sh_builtin_saveregs): Update.
188 (sh_va_start): Update.
189 (initial_elimination_offset): Update.
190 (sh_allocate_initial_value): Update.
191 (sh_function_ok_for_sibcall): Update.
192 (sh_get_pr_initial_val): Update.
193 * config/sh/sh.md (return expander): Update.
194 * config/avr/avr.c (frame_pointer_required_p): UPdate.
195 * config/crx/crx.c (crx_compute_frame): UPdate.
196 (crx_initial_elimination_offset): UPdate.
197 * config/xtensa/xtensa.c (compute_frame_size): Update
198 (xtensa_builtin_saveregs): Update.
199 (xtensa_va_start): Update.
200 (order_regs_for_local_alloc): Update.
201 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
202 (xstormy16_expand_builtin_va_start): Update.
203 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
204 * config/m68hc11/m68hc11.md (return expanders): Update.
205 * config/m68hc11/m68hc11.c (expand_prologue): Update.
206 (expand_epilogue): Update.
207 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
208 (cris_simple_epilogue): Update.
209 (cris_expand_prologue): Update.
210 (cris_expand_epilogue): Update.
211 * config/iq2000/iq2000.c (iq2000_va_start): Update.
212 (compute_frame_size): Update.
213 * config/mt/mt.c (mt_compute_frame_size): Update.
214 * config/mn10300/mn10300.c (expand_prologue): Update.
215 (expand_epilogue): Update.
216 (initial_offset): Update.
217 (mn10300_builtin_saveregs):
218 * config/mn10300/mn10300.md (return expander): Update.
219 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
220 (ia64_initial_elimination_offset): Update.
221 (ia64_initial_elimination_offset): Update.
222 (ia64_expand_prologue): Update.
223 * config/m68k/m68k.md (return expander): Update.
224 * config/rs6000/rs6000.c (rs6000_va_start): Update.
225 (rs6000_stack_info): Update.
226 * config/mcore/mcore.c (layout_mcore_frame): Update.
227 (mcore_expand_prolog): Update.
228 * config/arc/arc.c (arc_compute_frame_size): Update.
229 * config/score/score3.c (score3_compute_frame_size): Update.
230 * config/score/score7.c (score7_compute_frame_size): Update.
231 * config/arm/arm.c (use_return_insn): Update.
232 (thumb_find_work_register): Update.
233 (arm_compute_save_reg_mask): Update.
234 (arm_output_function_prologue): Update.
235 (arm_output_epilogue): Update.
236 (arm_size_return_regs): Update.
237 (arm_get_frame_offsets): Update.
238 (arm_expand_prologue): Update.
239 (thumb_exit): Update.
240 (thumb_unexpanded_epilogue): Update.
241 (thumb1_output_function_prologue): Update.
242 * config/pa/pa.md (return expander): Update.
243 * config/pa/pa.c (compute_frame_size): Update.
244 (hppa_builtin_saveregs): Update.
245 * config/mips/mips.c (mips_va_start): Update.
246 (mips16_build_function_stub): Update.
247 (mips_compute_frame_info): Update.
248 (mips_restore_gp): Update.
249 (mips_output_function_prologue): Update.
250 (mips_expand_prologue): Update.
251 * config/v850/v850.c (compute_frame_size): Update.
252 (expand_prologue): * config/mmix/mmix.c (along): update.
253 (mmix_initial_elimination_offset): update.
254 (mmix_reorg): update.
255 (mmix_use_simple_return): update.
256 (mmix_expand_prologue): update.
257 (mmix_expand_epilogue): Update.
258 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
259 (emit_link_insn): Update.
261 2008-04-08 Anatoly Sokolov <aesok@post.ru>
263 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
264 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
266 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
269 2008-04-07 Jan Hubicka <jh@suse.cz>
271 * function.h (rtl): Rename to x_rtl.
273 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
274 frame_offset, stack_check_probe_note, arg_pointer_save_area,
275 used_temp_slots avail_temp_slots, temp_slot_level,
276 nonlocal_goto_handler_labels): Update accesstors.
277 (rtl): New global variable.
278 (struct function): Move some fileds to rtl_data.
279 (get_arg_pointer_save_area): Update prototype.
280 * builtins.c (expand_builtin_setjmp_receiver): Update call of
281 get_arg_pointer_save_area.
282 * expr.c (init_expr): Update
283 * function.c (get_frame_size): Update
284 (assign_stack_local): Update
285 (expand_function_end): Update.
286 (get_art_pointer_save_area): Update
288 * emit-rtl.c (rtl): Declare.
289 (regno_reg_rtx): Declare.
290 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
292 (gen_reg_rtx): Update.
293 * varasm.c (n_deferred_constatns): Update accestor.
294 (init_varasm_status): Do not allocate varasm_status.
295 (force_const_mem, get_pool_size, output_constant_pool): Update.
296 * stmt.c (force_label_rtx): Do not use x_ prefixes.
297 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
298 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
299 * sparc/sparc.h (INIT_EXPANDERS): Update.
300 * ia64/ia64.h (INIT_EXPANDERS): Update.
302 2008-04-07 James E. Wilson <wilson@tuliptree.org>
304 * reload.c (push_secondary_reload): Add missing break to for loop.
306 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
308 PR middle-end/PR28690
309 * rtlanal.c: Update copyright years.
310 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
311 as REG_POINTER and MEM_POINTER operands.
312 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
313 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
314 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
315 * gcse.c: Update copyright years.
316 (pre_delete): Call gen_reg_rtx_and_attrs.
317 (hoist_code): Likewise.
318 (build_store_vectors): Likewise.
319 (delete_store): Likewise.
320 * loop-invariant.c (move_invariant_reg): Likewise.
321 Update copyright years.
323 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
325 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
326 control string instead of quoted.
328 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
330 * doc/rtl.texi: Rewrite of subreg section.
332 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
335 * config/i386/i386.c (legitimize_pic_address): Add treating
336 of dllimport SYM_REF's.
337 (legitimize_dllimport_symbol): Add prototype.
339 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
341 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
342 reference in constructor with non self-referential type.
344 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
346 Removal of Return with Depressed Stack Pointer support
347 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
348 (ECF_SP_DEPRESSED): Likewise.
349 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
350 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
351 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
352 (expand_call): Do not test ECF_SP_DEPRESSED.
353 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
354 * function.c (keep_stack_depressed): Delete.
355 (handle_epilogue_set): Likewise.
356 (update_epilogue_consts): Likewise.
357 (emit_equiv_load): Likewise.
358 (thread_prologue_and_epilogue_insns): Remove support for Return with
359 Depressed Stack Pointer.
360 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
362 2008-04-06 Richard Guenther <rguenther@suse.de>
364 PR tree-optimization/35400
365 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
366 information from SSA_NAMEs.
368 2008-04-06 Anatoly Sokolov <aesok@post.ru>
370 * config/avr/avr.h (avr_mega_p): Remove declaration.
371 (AVR_MEGA): Remove macro.
372 * config/avr/avr.c (avr_mega_p): Remove variable.
373 (avr_override_options): Remove inicializion of avr_mega_p.
374 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
375 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
376 (avr_jump_mode): (Ditto.).
377 (avr_output_progmem_section_asm_op): (Ditto.).
378 (avr_asm_init_sections): (Ditto.).
379 (avr_asm_init_sections): (Ditto.).
380 (avr_rtx_costs): (Ditto.).
381 * config/avr/avr.md: (Ditto.).
382 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
385 2008-04-06 Richard Guenther <rguenther@suse.de>
387 PR tree-optimization/35842
388 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
389 is_gimple_invariant_address.
391 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
393 * gcc.c (default_compilers): Sync Fortran extensions list with
394 that in fortran/lang-specs.h.
395 * doc/invoke.texi: Likewise.
396 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
397 * dwarf2out.c (gen_compile_unit_die): Likewise.
399 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
401 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
403 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
407 attribute is used for nested functions.
409 2008-04-05 Jan Hubicka <jh@suse.cz>
411 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
413 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
415 (dump_files): Update.
416 (enable_rtl_dump_file): Do not accept letter argument.
417 * tree-pass.h (dump_file_info): Remove letter argument.
418 * toplev.c (decode_d_option): Update -da handling.
419 * toplev.h (enable_rtl_dump_file): Update prototype.
420 * passes.c (register_one_dump_file): Do not accept IPA argument; work
421 it out based on pass type.
422 (register_dump_files_1): Likewise.
423 (init_optimization_passes): Update register_one_dump_file calls.
424 (execute_one_pass): Sanity check that IPA passes are called at IPA
425 level and RTL passes at RTL level.
426 (execute_pass_list): IPA pass can not be after or subpass of
428 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
429 disallov RTL subpasses of IPA subpasses.
431 2008-04-05 Ben Elliston <bje@au.ibm.com>
433 * tree-cfg.c (need_fake_edge_p): Return false for calls to
434 builtins that return exactly once and do not throw. Cache call to
437 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
439 PR rtl-optimization/34916
441 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
442 between instruction pairs.
444 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
446 * doc/invoke.texi: Document -mbitops for SH.
447 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
448 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
449 * config/sh/sh.c (print_operand): Add %t operand code.
450 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
451 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
452 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
453 (extendqihi2): Likewise.
455 (insv): Use bset, bclr and bst instructions for SH2A if possible.
456 (extv): Use bld instruction for SH2A if possible.
458 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
459 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
460 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
461 (bset.b, bclr.b): Define peepholes.
462 * config/sh/sh.opt (mbitops): New option.
464 2008-04-04 Janis Johnson <janis187@us.ibm.com>
467 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
468 and view convert expression.
470 2008-04-04 Jakub Jelinek <jakub@redhat.com>
473 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
475 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
477 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
479 * config/i386/cpuid.h (bit_AES): New.
480 (bit_PCLMUL): Likewise.
482 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
483 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
484 SSE2 if AES or PCLMUL is enabled.
485 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
486 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
487 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
488 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
489 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
490 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
491 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
492 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
493 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
494 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
495 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
496 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
497 __builtin_ia32_aeskeygenassist128 and
498 __builtin_ia32_pclmulqdq128.
499 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
500 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
501 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
503 * config/i386/i386.h (TARGET_AES): New.
504 (TARGET_PCLMUL): Likewise.
505 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
507 * config/i386/i386.md (UNSPEC_AESENC): New.
508 (UNSPEC_AESENCLAST): Likewise.
509 (UNSPEC_AESDEC): Likewise.
510 (UNSPEC_AESDECLAST): Likewise.
511 (UNSPEC_AESIMC): Likewise.
512 (UNSPEC_AESKEYGENASSIST): Likewise.
513 (UNSPEC_PCLMUL): Likewise.
515 * config/i386/i386.opt (maes): New.
518 * config/i386/sse.md (aesenc): New pattern.
519 (aesenclast): Likewise.
521 (aesdeclast): Likewise.
523 (aeskeygenassist): Likewise.
524 (pclmulqdq): Likewise.
526 * config/i386/wmmintrin.h: New.
528 * doc/extend.texi: Document AES and PCLMUL built-in function.
530 * doc/invoke.texi: Document -maes and -mpclmul.
532 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
534 * function.c (free_after_parsing): Replace with
535 cxx_push_function_context from C++ front-end.
536 (allocate_struct_function): Don't call langhook.
537 * langhooks.h (struct lang_hooks_for_functions): Delete.
538 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
540 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
541 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
542 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
543 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
544 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
545 remove LANG_HOOKS_FUNCTION_INITIALIZER.
546 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
548 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
549 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
551 2008-04-04 Jakub Jelinek <jakub@redhat.com>
554 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
557 2008-04-04 Richard Guenther <rguenther@suse.de>
560 * fold-const.c (optimize_minmax_comparison): Use the correct
561 type for the constant in the simplified comparison.
563 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
565 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
566 Pass L2 size as "--param l2-cache-size" to the compiler.
567 (decode_l2_cache): New function to decode L2 cache parameters using
568 0x8000006 extended cpuid function.
569 (detect_caches_amd): Determine parameters of L2 cache using
570 decode_l2_caches function.
571 (decode_caches_intel): Decode L2 cache parameters.
572 (detect_caches_intel): Determine L2 cache parameters using
573 decode_caches_intel and decode_l2_caches functions.
575 2008-04-03 Bob Wilson <bob.wilson@acm.org>
577 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
578 secondary input reload for subword loads from the constant pool.
580 2008-04-03 Janis Johnson <janis187@us.ibm.com>
583 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
584 constants of the appropriate size for runtime calculations.
587 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
588 decimal-float literal constant zero.
590 2008-04-03 Jakub Jelinek <jakub@redhat.com>
593 * c-parser.c (c_parser_omp_atomic): Call
594 default_function_array_conversion on the RHS.
597 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
598 call is_variable_sized if decl has incomplete type.
600 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
602 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
604 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
606 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
608 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
609 (sgt<u>): Merge sgt and sgtu into new expander.
610 (sgt, sgtu): Remove expanders.
611 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
612 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
613 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
614 *sgtu_<mode>_mips16 into new pattern.
615 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
616 (sge<u>): Merge sge and sgeu into new expander.
617 (sge, sgeu): Remove expanders.
618 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
620 (*sge_<mode>, second *sge_<mode>): Remove patterns.
621 (slt<u>): Merge slt and sltu into new expander.
622 (slt, sltu): Remove expanders.
623 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
624 (*slt_<mode>, *sltu_<mode>): Remove patterns.
625 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
626 *sltu_<mode>_mips16 into new pattern.
627 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
628 (sle<u>): Merge sle and sleu into new expander.
629 (sle, sleu): Remove expanders.
630 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
631 (*sle_<mode>, *sleu_<mode>): Remove patterns.
632 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
633 *sleu_<mode>_mips16 into new pattern.
634 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
636 2008-04-03 Jan Hubicka <jh@suse.cz>
638 PR tree-optimization/35795
639 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
640 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
641 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
642 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
643 * score/score3.c (score3_output_mi_thunk): Likewise.
644 * score/score7.c (score7_output_mi_thunk): Likewise.
645 * mips/mips.c (mips_output_mi_thunk): Likewise.
647 2008-04-03 Richard Guenther <rguenther@suse.de>
649 * tree-vrp.c (extract_range_from_unary_expr): Handle all
650 conversions. Simplify code.
652 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
654 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
656 2008-04-03 Tom Tromey <tromey@redhat.com>
657 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
659 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
660 * config/bfin/t-bfin-linux (generated_files): Add
661 linux-sysroot-suffix.h.
662 * doc/install.texi (Prerequisites): Require make 3.80.
663 * doc/sourcebuild.texi (Front End Directory): Document new
665 * Makefile.in (generated_files): New variable.
666 (ALL_HOST_OBJS): New variable.
667 ($(ALL_HOST_OBJS)): New target.
669 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
671 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
672 (remap_block): Call id->transform_lang_insert_block instead
674 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
675 Set id.transform_lang_insert_block to NULL.
676 (clone_body): Move to cp/optimize.c
677 * tree-inline.h (struct copy_body_data): Change
678 transform_lang_insert_block to function pointer.
679 (copy_generic_body, copy_decl_no_change): Export.
680 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
681 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
682 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
684 * c-tree.h (insert_block): Kill.
685 * c-decl.c (insert_block): Kill.
687 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
689 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
690 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
691 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
693 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
694 argument, call {push,pop}_function_context from here.
695 * c-parser.c: Use c_{push,pop}_function_context.
697 * function.c (push_function_context_to): Move meat ...
698 (push_function_context): ... here. Simplify.
699 * function.c (pop_function_context_from): Move meat ...
700 (pop_function_context): ... here. Simplify.
701 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
703 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
704 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
705 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
706 * tree.h (push_function_context_to, pop_function_context_from): Remove.
708 2008-04-03 Ben Elliston <bje@au.ibm.com>
710 * expmed.c (extract_force_align_mem_bit_field): Remove.
712 2008-04-03 Richard Guenther <rguenther@suse.de>
715 * expr.h (try_casesi): Adjust prototype.
716 * expr.c (try_casesi): Take fallback label as extra parameter.
717 Use that for gen_casesi if default_label is NULL.
718 * stmt.c (expand_case): Pass fallback label to try_casesi,
719 make sure to fill gaps with a fallback label if default_label
722 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
725 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
727 2008-04-03 Ben Elliston <bje@au.ibm.com>
729 * expmed.c (extract_split_bit_field): Remove if (0) code.
730 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
731 (do_ds_constraint): Likewise.
733 2008-04-02 Joseph Myers <joseph@codesourcery.com>
735 * doc/cppopts.texi (-dU): Document.
736 * c-common.h (flag_dump_macros): Update comment.
737 * c-opts.c (handle_OPT_d): Handle -dU.
738 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
739 dump_queued_macros, cb_used_define, cb_used_undef): New.
740 (init_pp_output): Handle -dU.
741 (cb_line_change): Call dump_queued_macros.
742 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
744 2008-04-02 Anatoly Sokolov <aesok@post.ru>
746 * config/avr/predicates.md (io_address_operand): New predicate.
747 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
748 * config/avr/avr.c (avr_io_address_p): Remove function.
749 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
750 'avr_io_address_p' function.
751 (out_movhi_r_mr): (Ditto.).
752 (out_movqi_mr_r): (Ditto.).
753 (out_movhi_mr_r): (Ditto.).
754 (avr_address_cost): (Ditto.).
756 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
758 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
759 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
760 in 32bit mode when XMM registers are available to avoid store
762 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
763 corresponding post-reload splitters.
765 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
767 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
768 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
769 __builtin_ia32_roundss.
770 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
771 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
772 __builtin_ia32_roundss.
773 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
774 IX86_BUILTIN_SHUFPD here.
776 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
778 * config/i386/i386.md (plogic): New.
779 (plogicprefix): Likewise.
781 * config/i386/mmx.md (mmx_<code><mode>3): New.
782 (mmx_and<mode>3): Removed.
783 (mmx_ior<mode>3): Likewise.
784 (mmx_xor<mode>3): Likewise.
786 * config/i386/sse.md (<code><mode>3): New.
787 (*<code><mode>3): Likewise.
788 (*<code><mode>3): Likewise.
789 (<code><mode>3): Likewise.
790 (*sse_<code><mode>3): Likewise.
791 (*sse2_<code><mode>3): Likewise.
792 (<code>tf3): Likewise.
793 (*<code>tf3): Likewise.
794 (and<mode>3): Likewise.
795 (*and<mode>3): Likewise.
796 (ior<mode>3): Removed.
797 (*ior<mode>3): Likewise.
798 (xor<mode>3): Likewise.
799 (*xor<mode>3): Likewise.
800 (*and<mode>3): Likewise.
801 (*ior<mode>3): Likewise.
802 (*xor<mode>3): Likewise.
803 (and<mode>3): Likewise.
804 (*sse_and<mode>3): Likewise.
805 (*sse2_and<mode>3): Likewise.
808 (ior<mode>3): Likewise.
809 (*sse_ior<mode>3): Likewise.
810 (*sse2_ior<mode>3): Likewise.
813 (xor<mode>3): Likewise.
814 (*sse_xor<mode>3): Likewise.
815 (*sse2_xor<mode>3): Likewise.
819 2008-04-02 Richard Guenther <rguenther@suse.de>
821 PR tree-optimization/14495
822 PR tree-optimization/34793
823 * tree-vrp.c (struct switch_update): New structure.
824 (to_remove_edges, to_update_switch_stmts): New VECs.
825 (simplify_switch_using_ranges): New function. Remove not taken
826 case labels and edges.
827 (simplify_stmt_using_ranges): Call it.
828 (identify_jump_threads): Mark edges we have queued for removal
829 so we don't thread them.
830 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
832 * tree-cfg.c (group_case_labels): Deal with missing default label.
833 (tree_verify_flow_info): Allow missing default label.
834 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
835 (emit_case_nodes): Likewise.
836 (expand_case): Do not rely on the default label to be present.
837 * expr.c (try_casesi): Deal with NULL default_label.
838 (do_tablejump): Likewise.
840 2008-04-02 Richard Guenther <rguenther@suse.de>
842 PR tree-optimization/14495
843 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
845 (vrp_visit_switch_stmt): ... but here (new function).
846 (find_case_label_index): New helper function.
847 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
849 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
851 * fwprop.c: Fix ISO-C99ism.
853 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
856 * Makefile.in (objdir): Set it here.
857 * configure.ac: Not here. Find dynamic linker characteristics.
858 * exec-tool.in: Use them.
859 * aclocal.m4: Regenerate.
860 * configure: Regenerate.
862 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
864 * expr.c (expand_var): Delete it.
865 * expr.h (expand_var): Delete prototype.
866 * function.c (expand_function_start): Use expand_decl instead.
867 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
870 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
872 PR rtl-optimization/35542
873 * fwprop.c (forward_propagate_and_simplify): Replace
874 loc_reg_mentioned_in_p with reg_mentioned_p.
876 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
878 PR rtl-optimization/35281
879 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
880 (propagate_rtx_1): Handle PR_HANDLE_MEM.
881 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
882 (varying_mem_p): Move above propagate_rtx.
883 (all_uses_available_at): Do not check MEMs.
885 2008-04-02 Rafael Espindola <espindola@google.com>
887 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
888 (register_edge_assert_for_2): Split the cond argument.
889 (register_edge_assert_for_1): Adjust for the change in
890 register_edge_assert_for_2.
891 (register_edge_assert_for): Split the cond argument.
892 (find_switch_asserts): Adjust for the change in
893 register_edge_assert_for.
895 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
897 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
898 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
899 offsets for 64-bit mingw.
900 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
901 abi for x86_64-pc-mingw.
903 2008-04-02 Richard Guenther <rguenther@suse.de>
905 * tree-vrp.c (extract_range_from_assert): Make sure to not
906 produce range min/max with TREE_OVERFOW set.
907 If merging a anti-range and a range keep the anti-range if
908 the range covers all values of the type.
909 (register_edge_assert_for_2): Only allow sign-changing
910 conversions in detecting canonical range checks. Also
911 register an assert for the unsigned name if useful.
913 PR tree-optimization/35787
914 * tree-vrp.c (vrp_val_max): New function.
915 (vrp_val_min): Likewise.
916 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
917 (vrp_val_is_min): Likewise.
918 (supports_overflow_infinity): Use vrp_val_{min,max}.
919 (negative_overflow_infinity): Likewise.
920 (positive_overflow_infinity): Likewise.
921 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
922 (is_positive_overflow_infinity): Likewise.
923 (is_overflow_infinity): Likewise.
924 (avoid_overflow_infinity): Use vrp_val_{min,max} and
925 vrp_val_is_{min,max}.
926 (set_and_canonicalize_value_range): Canonicalize anti-ranges
927 to ranges if possible. Avoid empty ranges.
929 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
932 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
933 the expression is a function address.
935 2008-04-01 George Helffrich <george@gcc.gnu.org>
937 PR fortran/PR35154, fortran/PR23057
938 * fortran/trans-common.c (create_common): Add decl to function
939 chain to preserve identifier scope in debug output.
941 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
942 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
943 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
944 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
946 (dbxout_syms): Check for COMMON-based symbol and wrap in
947 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
948 in bracket for efficiency.
950 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
951 using DW_TAG_common_block + member offset.
952 (add_pubname_string): New function.
953 (dw_expand_expr): New function to find block name and offset for
955 (common_check): New function to check whether symbol in Fortran COMMON.
956 (gen_variable_die): If COMMON, use DW_TAG_common_block.
958 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
959 use of common is unchanged.
961 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
962 with all combinations of debug options available on target.
963 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
964 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
965 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
966 .stabs functionality.
967 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
970 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
973 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
975 2008-04-02 Ben Elliston <bje@au.ibm.com>
977 * config/v850/v850.md (casesi): Remove if (0) code.
978 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
979 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
981 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
983 * config/i386/i386.md (rex64suffix): New mode attribute.
984 (floathi<mode>2): Disable expander for SSE math.
985 (*floathi<mode>2_1): New insn insn_and_split pattern.
986 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
987 corresponding post-reload splitters.
988 (*floathi<mode>2_i387): New macroized insn pattern.
989 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
990 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
991 insn_and_split pattern.
992 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
993 New macroized instruction patterns and corresponding post-reload
995 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
996 and corresponding post-reload splitters.
997 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
998 New macroized instruction patterns.
999 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1000 macroized instruction patterns and corresponding post-reload splitters.
1001 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1002 corresponding post-reload splitters.
1003 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1004 New macroized instruction patterns.
1005 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1006 corresponding post-reload splitters.
1007 (*floatsi<mode>2_i387): New macroized instruction patterns.
1009 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1011 * config/i386/i386.md (smaxmin): New.
1012 (umaxmin): Likewise.
1013 (maxminiprefix): Likewise.
1014 (maxminfprefix): Likewise.
1015 (<code><mode>3): Likewise.
1016 (smin<mode>3): Removed.
1017 (smax<mode>3): Likewise.
1019 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1020 (mmx_<code>v4hi3): Likewise.
1021 (mmx_<code>v8qi3): Likewise.
1022 (mmx_smaxv2sf3): Removed.
1023 (mmx_sminv2sf3): Likewise.
1024 (mmx_umaxv8qi3): Likewise.
1025 (mmx_smaxv4hi3): Likewise.
1026 (mmx_uminv8qi3): Likewise.
1027 (mmx_sminv4hi3): Likewise.
1029 * config/i386/sse.md (<addsub><mode>3): New.
1030 (*<addsub><mode>3): Likewise.
1031 (<sse>_vm<addsub><mode>3): Likewise.
1032 (<maxmin><mode>3): Likewise.
1033 (*<maxmin><mode>3_finite): Likewise.
1034 (*<maxmin><mode>3): Likewise.
1035 (<sse>_vm<maxmin><mode>3): Likewise.
1036 (sse3_h<addsub>v4sf3): Likewise.
1037 (sse3_h<addsub>v2df3): Likewise.
1038 (<maxmin>v16qi3): Likewise.
1039 (*<maxmin>v16qi3): Likewise.
1040 (<maxmin>v8hi3): Likewise.
1041 (*<maxmin>v8hi3): Likewise.
1042 (*sse4_1_<maxmin><mode>3): Likewise.
1043 (*sse4_1_<maxmin><mode>3): Likewise.
1044 (add<mode>3): Removed.
1045 (*add<mode>3): Likewise.
1046 (<sse>_vmadd<mode>3): Likewise.
1047 (sub<mode>3): Likewise.
1048 (*sub<mode>3): Likewise.
1049 (<sse>_vmsub<mode>3): Likewise.
1050 (smin<mode>3): Likewise.
1051 (*smin<mode>3_finite): Likewise.
1052 (*smin<mode>3): Likewise.
1053 (<sse>_vmsmin<mode>3): Likewise.
1054 (smax<mode>3): Likewise.
1055 (*smax<mode>3_finite): Likewise.
1056 (*smax<mode>3): Likewise.
1057 (<sse>_vmsmax<mode>3): Likewise.
1058 (sse3_haddv4sf3): Likewise.
1059 (sse3_haddv2df3): Likewise.
1060 (sse3_hsubv4sf3): Likewise.
1061 (sse3_hsubv2df3): Likewise.
1062 (umaxv16qi3): Likewise.
1063 (*umaxv16qi3): Likewise.
1064 (smaxv8hi3): Likewise.
1065 (*smaxv8hi3): Likewise.
1066 (*sse4_1_smax<mode>3): Likewise.
1067 (*sse4_1_umax<mode>3): Likewise.
1068 (uminv16qi3): Likewise.
1069 (*uminv16qi3): Likewise.
1070 (sminv8hi3): Likewise.
1071 (*sminv8hi3): Likewise.
1072 (*sse4_1_smin<mode>3): Likewise.
1073 (*sse4_1_umin<mode>3): Likewise.
1075 2008-04-01 Rafael Espindola <espindola@google.com>
1077 * tree-cfg.c (verify_expr): remove in_phi.
1078 (verify_stmt): Don't call walk_tree with verify_expr. Use
1079 is_gimple_min_invariant instead of is_gimple_val.
1081 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1083 * doc/include/gpl_v3.texi: Update for manpage generation.
1084 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1086 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1087 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1088 gpl_v3.texi instead of gpl.texi.
1091 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1094 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1096 2008-04-01 Rafael Espindola <espindola@google.com>
1098 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1099 (extract_code_and_val_from_cond): Use
1100 extract_code_and_val_from_cond_with_ops.
1102 2008-04-01 Jan Hubicka <jh@suse.cz>
1104 * function.c (free_after_compilation): Free epilogue_delay_list.
1105 (prepare_function_start): Assert that previous compilation was freed.
1107 2008-04-01 Jan Hubicka <jh@suse.cz>
1108 Jim Wilson <wilson@tuliptree.org>
1109 Andreas Tobler <andreast@gcc.gnu.org>
1112 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1113 rtl.emit instead cfun->emit.
1114 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1115 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1117 2008-04-01 Ben Elliston <bje@au.ibm.com>
1119 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1121 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1123 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1125 (fprofile-use): Add var flag_profile_use
1126 * coverage.c (coverage_begin_output): Do not open a gcno file for
1127 output only if -ftest-coverage is set.
1128 Do not add getpwd() to gcda file path.
1129 (build_gcov_info): Check the new flag
1130 flag_profile_datafile_relative_path.
1131 (coverage_init): Use profile_data_prefix.
1132 Read profile counter only if flag_profile_use is set.
1133 * opts.c (common_handle_option): New option fprofile-use=,
1134 fprofile-dir=, fprofile-generate=.
1135 * toplev.c (profile_data_prefix): New variable definition.
1136 * toplev.h (profile_data_prefix): New declaration.
1137 * doc/invoke.tex (Option Summary, Optimization Options):
1140 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1142 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1143 use tmp consistently.
1146 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1147 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1148 UNSPEC_FR_RECIP_APPROX_RES.
1149 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1151 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1154 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1156 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1159 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1160 element of the vector via a pointer.
1162 2008-03-31 Ian Lance Taylor <iant@google.com>
1164 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1166 2008-03-31 Jan Hubicka <jh@suse.cz>
1168 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1169 get_arg_pointer_save_area.
1170 * expr.c (init_expr): Just clear out rtl.expr.
1171 * function.c (free_after_compilation): Clear out whole RTL structure.
1172 (get_func_frame_size): Merge into ...
1173 (get_frame_size): ... this one.
1174 (assign_stack_local_1): Merge into ...
1175 (assign_stack_local): ... this one.
1176 (expand_function_end): Update call of get_arg_pointer_save_area.
1177 (get_art_pointer_save_area): Remove cfun argument.
1178 * function.h (emit_status): regno_pointer_align does not need length
1179 attribute. Move x_regno_reg_rtx to ...
1180 (regno_reg_rtx): ... new global array.
1181 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1182 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1183 apply_args_value, forced_labels, stack_pointer_delta):
1185 (struct varasm_status): Move here from varasm.c
1186 (struct rtl_data): New. Move here some fields from struct function.
1187 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1188 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1189 used_temp_slots avail_temp_slots, temp_slot_level,
1190 nonlocal_goto_handler_labels): Update accesstors.
1191 (rtl): New global variable.
1192 (struct function): Move some fileds to rtl_data.
1193 (get_arg_pointer_save_area): Update prototype.
1194 * emit-rtl.c (rtl): Declare.
1195 (regno_reg_rtx): Declare.
1196 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1198 (gen_reg_rtx): Update.
1199 (init_virtual_regs): Do not tate emit_status argument.
1200 (init_emit): Do not allocate emit.
1201 * varasm.c (varasm_statuc): Move to function.h.
1202 (n_deferred_constatns): Update accestor.
1203 (init_varasm_status): Do not allocate varasm_status.
1204 (force_const_mem, get_pool_size, output_constant_pool): Update.
1205 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1206 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1208 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1210 PR rtl-optimization/35729
1211 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1214 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1217 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1218 load/store if memory is unaligned.
1219 (*movti_rex64): Likewise.
1221 * config/i386/predicates.md (misaligned_operand): New.
1223 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1226 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1229 2008-03-31 Jan Beulich <jbeulich@novell.com>
1231 * config/ia64/constraints.md: Add 'j' constraint.
1232 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1233 (movdi_internal): Likewise.
1235 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1238 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1240 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1243 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1244 proper error message for the third argument on blendpd and
1247 * config/i386/sse.md (blendbits): New.
1248 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1250 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1252 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1254 2008-03-30 Richard Guenther <rguenther@suse.de>
1257 * fold-const.c (fold_sign_changed_comparison): Do leave
1258 conversions to base-types alone.
1260 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1262 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1263 the link register if one altivec register is be saved.
1265 2008-03-30 Ben Elliston <bje@au.ibm.com>
1267 * final.c (final_scan_insn): Remove if (0) code.
1269 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1271 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1273 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1275 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1276 of V4SFmode to ix86_binary_operator_ok.
1278 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1280 * config/i386/i386.c (override_options): Initialize
1281 ix86_veclib_handler to ix86_veclibabi_svml when
1282 -mveclibabi=svml is used.
1283 (ix86_veclibabi_svml): New function for SVML ABI style
1284 vectorization support.
1285 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1287 2008-03-28 Rafael Espindola <espindola@google.com>
1289 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1290 (tree_binary_nonnegative_warnv_p): Make it public.
1291 (tree_single_nonnegative_warnv_p): Make it public.
1292 (tree_invalid_nonnegative_warnv_p): Make it public.
1293 (tree_unary_nonzero_warnv_p): Make it public.
1294 (tree_binary_nonzero_warnv_p): Make it public
1295 (tree_single_nonzero_warnv_p): Make it public.
1296 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1297 (extract_range_from_binary_expr): Split the expr argument.
1298 (extract_range_from_unary_expr): Split the expr argument.
1299 (extract_range_from_comparison): Split the expr argument.
1300 (extract_range_from_expr): Use the new aux functions.
1301 (vrp_evaluate_conditional_warnv): Use
1302 vrp_evaluate_conditional_warnv_with_ops.
1303 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1304 (tree_binary_nonzero_warnv_p): Declare.
1305 (tree_single_nonzero_warnv_p): Declare.
1306 (tree_expr_nonzero_warnv_p): Declare.
1307 (tree_unary_nonnegative_warnv_p): Declare.
1308 (tree_binary_nonnegative_warnv_p): Declare.
1309 (tree_single_nonnegative_warnv_p): Declare.
1310 (tree_invalid_nonnegative_warnv_p): Declare.
1312 2008-03-28 Richard Guenther <rguenther@suse.de>
1314 PR tree-optimization/30317
1315 PR tree-optimization/30911
1316 PR tree-optimization/34793
1317 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1318 (struct assert_locus_d): New member EXPR.
1319 (register_new_assert_for): Add EXPR parameter to support
1320 ASSERT_EXPR <name, expr OP limit>.
1321 (register_edge_assert_for_1): Adjust callers.
1322 (find_assert_locations): Likewise.
1323 (process_assert_insertions_for): Build condition from expression.
1324 (extract_range_from_assert): Handle ASSERT_EXPRs
1325 of the form ASSERT_EXPR <name, expr OP limit>.
1326 (register_edge_assert_for_2): New helper registering
1327 asserts for comparisons. Recognize range tests of the form
1328 (unsigned)i - CST1 OP CST2.
1329 (register_edge_assert_for_1): Use it.
1330 (register_edge_assert_for): Likewise.
1331 (needs_overflow_infinity): Integer sub-types
1332 do not need overflow infinities.
1333 (vrp_val_is_max): The extreme values of integer sub-types
1334 are those of the base type.
1335 (vrp_val_is_min): Likewise.
1336 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1339 2008-03-28 Nick Clifton <nickc@redhat.com>
1341 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1342 Return GENERAL_REGS for stack adjustment reloads.
1344 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1347 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1348 const_vector when all the vectors are constant.
1350 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1352 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1354 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1355 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1357 (s<code>_sf): Use new scc_sf attribute for opcode names.
1359 2008-03-27 Tom Tromey <tromey@redhat.com>
1361 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1362 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1363 config/spu/t-spu-elf, config/i386/t-interix,
1364 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1365 config/i386/x-darwin, config/i386/x-mingw32,
1366 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1367 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1368 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1369 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1370 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1371 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1372 config/score/t-score-elf, config/arm/t-strongarm-pe,
1373 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1374 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1375 Revert automatic dependency patch.
1377 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1380 * config/i386/i386.c (ix86_function_arg_boundary): Align
1381 decimal floating point to its natural boundary.
1383 2008-03-27 Richard Guenther <rguenther@suse.de>
1386 * fold-const.c (fold_comparison): Restrict distinct decl
1387 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1388 solely rely on operand_equal_p.
1390 2008-03-27 Richard Guenther <rguenther@suse.de>
1393 * c-common.c (handle_weak_attribute): Reject combination of
1396 2008-03-27 Richard Guenther <rguenther@suse.de>
1398 PR tree-optimization/32810
1399 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1400 conversions from DECL_INITIAL.
1401 (fold_const_aggregate_ref): Likewise from constructor elements.
1403 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1405 * tree-affine.h (aff_combination_expand): Declare.
1406 (get_inner_reference_aff): Likewise.
1407 * tree-affine.c (aff_combination_expand): Split out from
1408 tree_to_aff_combination_expand.
1409 (get_inner_reference_aff): New function.
1410 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1411 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1412 (struct lim_aux_data): sm_done field removed.
1413 (mem_ref_loc_p, mem_ref_locs_p): New types.
1414 (struct mem_ref): Added id, stored, accesses_in_loop,
1415 indep_loop, dep_loop, indep_ref, dep_ref fields.
1416 Removed is_stored, locs and next fields.
1417 (memory_accesses): New variable.
1418 (movement_possibility): Do not allow moving statements
1419 that store to memory.
1420 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1422 (determine_max_movement): For statements with memory references,
1423 find the outermost loop in that the reference is independent.
1424 (move_computations_stmt): Mark the virtual operands for renaming.
1425 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1426 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1427 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1428 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1429 create_vop_ref_mapping, analyze_memory_references,
1430 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1431 get_all_locs_in_loop, ref_always_accessed_p,
1432 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1433 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1434 store_motion_loop, store_motion): New functions.
1435 (struct vop_to_refs_elt): New type.
1436 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1437 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1438 (schedule_sm): Replaced by...
1439 (execute_sm): ... this.
1440 (determine_lsm_ref, hoist_memory_references,
1441 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1442 find_more_ref_vops, free_mem_ref, free_mem_refs,
1443 determine_lsm_loop, determine_lsm): Removed.
1444 (tree_ssa_lim_finalize): Free data structures used by store motion.
1445 (tree_ssa_lim): Call analyze_memory_references. Use
1446 store_motion instead of determine_lsm.
1448 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1450 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1451 rename tmake_file to m68hc11/t-m68hc11.
1452 (mcore): Set inhibit_libc to true.
1453 * config.host (alpha*-dec-*vms*): Set extra_programs.
1454 (interix3*): Don't use host_xmake_file.
1455 * configure.ac: Let config.gcc override inhibit_libc.
1456 * configure: Regenerate.
1458 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1459 * config/t-openbsd-thread: Remove commented out lines.
1461 * config/x-interix: Remove.
1463 * config/m68hc11/t-m68hc11-gas: Rename to...
1464 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1466 * config/mcore/t-mcore: Remove T_CFLAGS.
1467 * config/mcore/t-mcore-pe: Likewise.
1469 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1471 * configure.ac: Replace custom __GNU_SOURCE test with
1472 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1473 * aclocal.m4: Regenerate.
1474 * configure: Regenerate.
1475 * config.in: Regenerate.
1477 2008-03-27 Richard Guenther <rguenther@suse.de>
1479 * fold-const.c (target.h): Include.
1480 (fold_comparison): Fold comparison of addresses of decls
1481 that bind locally or of constants. Consolidate address folding code.
1482 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1483 results from fold_binary_to_constant.
1484 (compare_values_warnv): Likewise.
1486 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1489 * fold-const.c (fold_truthop): Check for integeral types when folding
1490 a == 0 && b == 0 and a != 0 || b != 0 .
1492 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1494 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1496 2008-03-26 Andreas Schwab <schwab@suse.de>
1498 * doc/invoke.texi: Fix use of @item vs. @itemx.
1500 2008-03-26 Tom Tromey <tromey@redhat.com>
1502 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1503 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1504 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1505 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1506 build/genconstants.o, build/genemit.o, build/genextract.o,
1507 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1508 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1511 2008-03-26 Richard Guenther <rguenther@suse.de>
1514 2008-03-26 Richard Guenther <rguenther@suse.de>
1516 * fold-const.c (target.h): Include.
1517 (fold_comparison): Fold comparison of addresses of two decls
1518 that bind locally. Consolidate address folding code.
1520 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1522 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1523 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1524 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1525 dconstsqrt2, dconstthird, dconste and/or dconst10.
1526 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1527 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1528 dconstsqrt2, dconste): Delete.
1529 (init_emit_once): Likewise. Simplify initializing dconstm1.
1531 * real.c (get_real_const): New.
1532 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1533 dconstsqrt2, dconste): Delete.
1534 (real_value_const, get_real_const): New.
1536 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1538 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1540 * config/i386/i386.c (ix86_function_arg_boundary): Check
1541 BIGGEST_ALIGNMENT instead of 128.
1542 (setup_incoming_varargs_64): Likewise.
1544 2008-03-26 Tom Tromey <tromey@redhat.com>
1546 * Makefile.in (DEPFILES): Add missing '/'.
1548 2008-03-26 Richard Guenther <rguenther@suse.de>
1550 * fold-const.c (target.h): Include.
1551 (fold_comparison): Fold comparison of addresses of two decls
1552 that bind locally. Consolidate address folding code.
1554 2008-03-26 Nick Clifton <nickc@redhat.com>
1557 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1558 not allow INT+INT as a legitimate addressing mode.
1560 2008-03-26 Richard Guenther <rguenther@suse.de>
1562 * tree-flow.h (widen_bitfield): Remove declaration.
1563 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1564 (widen_bitfield): Remove function.
1565 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1568 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1571 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1574 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1576 PR rtl-optimization/35232
1577 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1578 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1579 reg_reloaded_call_part_clobbered here.
1580 (reload_regs_reach_end_p): New function.
1581 (reload_reg_rtx_for_input): New variable.
1582 (reload_reg_rtx_for_output): Likewise.
1583 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1584 when reassigning a pseudo register. Load reloadreg from
1585 reload_reg_rtx_for_input, moving the mode and register
1587 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1588 instead of the original when deciding whether an input reload
1589 would be a no-op or whether an output reload can be deleted.
1590 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1591 when setting up new_spill_reg_store. Load it from
1592 reload_reg_rtx_for_output, moving the mode and register
1594 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1595 instead of the original when deciding whether an output reload
1596 would be a no-op. Do the same when modifying insn notes.
1597 Use rtx_equal_p instead of == to compare the registers.
1598 (inherit_piecemeal_p): Take a mode and two register numbers
1600 (emit_reload_insns): Clear new_spill_reg_store for every hard
1601 register in the reload register. Remove spill registers
1602 from reg_reloaded_valid before considering whether to record
1603 inheritance information for them. Use reload_reg_rtx_for_output
1604 instead of reg_rtx when recording output reloads. Use
1605 reload_reg_rtx_for_input instead of reg_rtx when recording
1606 input reloads. Set or clear reg_reloaded_call_part_clobbered
1607 at the same time as setting reg_reloaded_valid.
1608 (delete_output_reload): Add a new_reload_reg parameter and use it
1609 instead of rld[j].reg_rtx.
1610 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1613 2008-03-25 Tom Tromey <tromey@redhat.com>
1615 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1616 (build/genattr.o): Likewise.
1617 (build/genattrtab.o): Likewise.
1618 (build/gencodes.o): Likewise.
1619 (build/genconfig.o): Likewise.
1620 (build/genconstants.o): Likewise.
1621 (build/genemit.o): Likewise.
1622 (build/genextract.o): Likewise.
1623 (build/genflags.o): Likewise.
1625 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1627 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1628 instead of size_int for integer types.
1629 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1630 to match type of MINUS_EXPR.
1632 2008-03-25 Tom Tromey <tromey@redhat.com>
1634 * configure: Rebuilt.
1635 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1638 2008-03-25 Tom Tromey <tromey@redhat.com>
1640 * config/x-solaris (host-solaris.o): Update.
1641 * config/x-linux (host-linux.o): Update.
1642 * config/x-hpux (host-hpux.o): Update.
1643 * config/x-darwin (host-darwin.o): Update.
1644 * config/v850/t-v850e (v850-c.o): Update.
1645 * config/v850/t-v850 (v850-c.o): Update.
1646 * config/t-vxworks (vxworks.o): Update.
1647 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1648 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1649 * config/spu/t-spu-elf (spu-c.o): Update.
1651 * config/sh/t-symbian (sh-c.o): Update.
1652 (symbian.o): Update.
1653 * config/sh/t-sh (sh-c.o): Update.
1654 * config/score/t-score-elf (score7.o, score3.o): Update.
1655 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1656 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1657 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1658 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1660 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1661 * config/m32c/t-m32c (m32c-pragma.o): Update.
1662 * config/ia64/t-ia64 (ia64-c.o): Update.
1663 * config/i386/x-mingw32 (host-mingw32.o): Update.
1664 * config/i386/x-i386 (driver-i386.o): Update.
1665 * config/i386/x-darwin (host-i386-darwin.o): Update.
1666 * config/i386/x-cygwin (host-cygwin.o): Update.
1667 * config/i386/t-nwld (nwld.o): Update.
1668 * config/i386/t-netware (netware.o): Update.
1669 * config/i386/t-interix (winnt.o): Update.
1670 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1671 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1672 msformat-c.o): Update.
1673 * config/bfin/t-bfin-linux (generated_files): Add
1674 linux-sysroot-suffix.h.
1675 * config/arm/t-wince-pe (pe.o): Update.
1676 * config/arm/t-strongarm-pe (pe.o): Update.
1677 * config/arm/t-pe (pe.o): Update.
1678 * config/arm/t-arm (arm-c.o): Update.
1679 * doc/install.texi (Prerequisites): Require make 3.80.
1680 * Makefile.in: Remove .o targets.
1681 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1682 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1683 (simple_generated_h, simple_generated_c): Move earlier.
1684 (generated_files): New variable.
1685 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1686 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1687 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1688 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1689 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1690 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1691 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1692 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1693 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1694 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1695 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1696 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1698 (COMPILE.base, COMPILE): New variables.
1699 (%.o): New pattern rule.
1700 (ALL_HOST_OBJS): New variable.
1701 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1702 (dummy-checksum.o, cc1-checksum.o): Remove.
1703 (DRIVER_SHLIB): New variable.
1704 (DRIVER_DEFINES): Use it.
1705 (gencondmd.c): Move out of build/.
1706 (s-conditions): Update.
1707 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1708 (ALL_BUILD_OBJS): Likewise.
1709 (build/%.o): Use BUILDCOMPILE.
1710 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1711 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1712 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1713 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1714 build/genconfig.o, build/genconstants.o, build/genemit.o,
1715 build/genextract.o, build/genflags.o, build/genmddeps.o,
1716 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1717 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1718 build/gen-protos.o, build/scan.o, build/fix-header.o,
1719 build/scan-decls.o): Simplify.
1720 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1721 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1722 prefix.o, toplev.o): Reduce to variable setting.
1723 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1724 ($(out_object_file), gcc-options.o): New targets.
1725 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1726 * configure: Rebuilt.
1727 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1728 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1730 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1732 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1733 complain when we hit an error, return ERROR_MARK_NODE.
1735 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1737 * config/sh/constraints.md (Pso, Psz): New constraints.
1738 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1739 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1741 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1743 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1744 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1746 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1748 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1749 (prefetch_sh2a): New.
1751 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1752 Naveen.H.S <naveen.hs@kpitcummins.com>
1754 * config/sh/constraints.md (I28): New constraint.
1755 * config/sh/sh.c (broken_move): Add support for movi20s.
1756 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1758 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1759 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1760 Naveen.H.S <naveen.hs@kpitcummins.com>
1762 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1763 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1764 (print_operand): Handle resbank in %@ operand code.
1765 (sh_encode_section_info): New.
1766 (push_regs): Add conditions for resbank.
1767 (sh_expand_epilogue): Likewise.
1768 (sh_insert_attributes): Likewise.
1769 (sh_attribute_table): Likewise.
1770 (sh_handle_resbank_handler_attribute): New.
1771 (sh2a_handle_function_vector_handler_attribute): New.
1772 (sh2a_is_function_vector_call): New.
1773 (sh2a_get_function_vector_number): New.
1774 (sh2a_function_vector_p): New.
1775 (sh_cfun_resbank_handler_p): New.
1776 * config/sh/sh.md (calli): Emit jsr/n if possible.
1777 (calli_tbr_rel): New.
1778 (calli_pcrel): Emit jsr/n if possible.
1779 (return_i): Emit rts/n if possible.
1780 (call_valuei_tbr_rel): New.
1781 (call_valuei_pcrel): Add condition for SH2A target.
1782 (call_value): Likewise.
1783 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1784 (sh2a_get_function_vector_number): Likewise.
1785 (sh2a_is_function_vector_call): Likewise.
1786 * doc/extend.texi: Document TBR relative addressing of SH2A.
1787 (resbank): Add description for SH2A.
1789 2008-03-24 Richard Guenther <rguenther@suse.de>
1792 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1793 pointer assignments change conversions according to middle-end rules.
1794 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1795 * configure.ac: Include type checking in yes.
1796 * configure: Regenerate.
1798 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1800 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1801 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1803 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1805 * gthr-vxworks.h (UNUSED): Define.
1807 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1809 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1811 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1813 * doc/extend.texi (Function Attributes): Add missing comma in the
1814 example of the "alloc_size" attribute.
1816 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1819 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1821 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1824 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1827 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1828 of the underlying type of a MS bitfield layout to the natural
1829 alignment of the type.
1831 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1833 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1834 to their natural alignment to avoid store forwarding stalls.
1836 2008-03-22 Richard Guenther <rguenther@suse.de>
1838 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1839 For PHI nodes verify the address is invariant.
1840 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1841 (get_symbol_constant_value): Use is_gimple_min_invariant.
1842 (maybe_fold_stmt_indirect): Likewise.
1844 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1846 PR rtl-optimization/33927
1847 * Makefile.in (dse.o): Depend on $(TM_P_H).
1848 * expr.h (extract_low_bits): Declare.
1849 * expmed.c (extract_low_bits): New function.
1850 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1851 * dse.c: Include tm_p.h.
1852 (find_shift_sequence): Remove the read_reg argument and return the
1853 read value. Emit the instructions instead of returning them.
1854 Iterate on new_mode rather than calculating it each time.
1855 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1856 source to NEW_MODE and extract_low_bits to convert the shifted
1858 (replace_read): Allow the load and store to have different mode
1859 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1860 or extraction instructions before trying the replacement. Update
1861 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1863 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1865 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1866 to their natural alignment to avoid store forwarding stalls.
1868 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1871 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1872 encouraging but not allowing gprs for input;
1873 change the input constraint to !f#r.
1874 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1876 change the output constraint to !f#r.
1878 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1881 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1882 corresponding post-reload splitters.
1883 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1884 when x87 FP math is selected.
1885 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1886 New function prototype.
1887 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1888 unreachable function to ease macroization of insn patterns.
1890 2008-03-21 Martin Jambor <mjambor@suse.cz>
1892 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1893 reference dumps if ddr is NULL or dependence is unknown.
1895 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1897 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1898 unsigned extension into account.
1899 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1900 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1901 Do computations on a scratch register.
1903 2008-03-21 Richard Guenther <rguenther@suse.de>
1905 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1906 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1907 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1908 * tree-ssa-dom.c (record_equality): Likewise.
1909 * tree-inline.c (copy_body_r): Likewise.
1910 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1913 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1915 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1916 as 'delete_unused' argument.
1918 2008-03-20 Richard Guenther <rguenther@suse.de>
1920 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1921 special casing of constant qualifiers.
1922 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1923 care about them in general.
1924 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1925 regardless of their type.
1926 (fold_stmt_r): Forcefully fold *& if we end up with that.
1928 2008-03-20 Paul Brook <paul@codesourcery.com>
1930 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1931 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1933 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1935 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1936 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1938 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1940 * common.opt (Wmudflap): New option.
1941 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1942 (mx_register_decls): Likewise.
1943 (mudflap_finish_file): Likewise.
1944 * doc/invoke.texi: Document -Wno-mudflap.
1946 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1948 * c-format.c (replace_format_name_to_system_name): New.
1950 (convert_format_name_to_system_name): New.
1951 (decode_format_attr): Add use of convert_format_name_to_system_name.
1952 (format_types_orig): Add gnu_ prefix to names.
1953 (check_format_info_main): Special treating of \0 escaped names for
1954 supporting multi-character format specifiers as I32, I64.
1955 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1956 (gnu_target_overrides_format_attributes): New.
1957 * c-format.h: Add structure target_ovr_attr to hold
1958 system specific formatter names.
1959 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1960 msformat-c.o file to c_target_objs and cxx_target_objs.
1961 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1962 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1963 (TARGET_N_FORMAT_TYPES): New.
1964 * config/i386/msformat-c.c: New.
1965 * config/i386/t-cygming: Add build rule for msformat-c.o.
1966 * doc/extend.texi: Add new format names gnu_* and ms_* and
1968 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1970 2008-03-20 Ira Rosen <irar@il.ibm.com>
1972 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1973 optimizations turned on under -O3.
1974 (ftree-vectorize): Add that the flag is turned on with -O3.
1976 2008-03-20 Ben Elliston <bje@au.ibm.com>
1978 * regmove.c (try_auto_increment): Fix spelling error in comment.
1979 * final.c (final_scan_insn): Likewise.
1981 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1984 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1985 allocator preferences for "y" and "r" class registers.
1986 ("*mov<mode>_internal"): Ditto.
1987 ("*movv2sf_internal_rex64"): Ditto.
1988 ("*movv2sf_internal"): Ditto.
1990 2008-03-19 Michael Matz <matz@suse.de>
1993 * calls.c (expand_call): Check overlap of arguments with call
1994 address for sibcalls.
1996 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1999 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2000 of the underlying type of a MS bitfield layout to the natural
2001 alignment of the type.
2003 2008-03-19 Jan Hubicka <jh@suse.cz>
2006 * toplev.c (decode_d_option): Handle all CPP flags.
2007 * tree-vrp.c: Update tree_pass descriptors.
2008 * regrename.c: Update tree_pass descriptors.
2009 * fwprop.c: Update tree_pass descriptors.
2010 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2011 * tree-into-ssa.c: Update tree_pass descriptors.
2012 * tree-dump.c: Update tree_pass descriptors.
2013 * tree-complex.c: Update tree_pass descriptors.
2014 * tree-dump.h: Update tree_pass descriptors.
2015 * see.c: Update tree_pass descriptors.
2016 * cgraphbuild.c: Update tree_pass descriptors.
2017 * tracer.c: Update tree_pass descriptors.
2018 * tree-loop-distribution.c: Update tree_pass descriptors.
2019 * cgraph.c: Update tree_pass descriptors.
2020 * postreload-gcse.c: Update tree_pass descriptors.
2021 * postreload.c: Update tree_pass descriptors.
2022 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2023 * tree-tailcall.c: Update tree_pass descriptors.
2024 * tree-pass.h (tree_opt_pass): Rename to ...
2025 (opt_pass) ... this one; add "type" field and remove letter field.
2026 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2027 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2028 all_lowering_passes): Update declaration.
2029 * ipa-cp.c: Update tree_pass descriptors.
2030 * final.c: Update tree_pass descriptors.
2031 * omp-low.c: Update tree_pass descriptors.
2032 * tree-ssa-dse.c: Update tree_pass descriptors.
2033 * ipa-reference.c: Update tree_pass descriptors.
2034 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2035 * auto-inc-dec.c: Update tree_pass descriptors.
2036 * reorg.c: Update tree_pass descriptors.
2037 * cgraphunit.c: Update tree_pass descriptors.
2038 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2039 * tree-ssa-ccp.c: Update tree_pass descriptors.
2040 * df-core.c: Update tree_pass descriptors.
2041 * mode-switching.c: Update tree_pass descriptors.
2042 * tree-nomudflap.c: Update tree_pass descriptors.
2043 * modulo-sched.c: Update tree_pass descriptors.
2044 * ipa-pure-const.c: Update tree_pass descriptors.
2045 * cse.c: Update tree_pass descriptors.
2046 * web.c: Update tree_pass descriptors.
2047 * tree-stdarg.c: Update tree_pass descriptors.
2048 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2049 * tree-ssa-dom.c: Update tree_pass descriptors.
2050 * tree-nrv.c: Update tree_pass descriptors.
2051 * tree-ssa-alias.c: Update tree_pass descriptors.
2052 * loop-init.c: Update tree_pass descriptors.
2053 * gimple-low.c: Update tree_pass descriptors.
2054 * ipa-inline.c: Update tree_pass descriptors.
2055 * tree-ssa-sink.c: Update tree_pass descriptors.
2056 * global.c: Update tree_pass descriptors.
2057 * ifcvt.c: Update tree_pass descriptors.
2058 * jump.c: Update tree_pass descriptors.
2059 * predict.c: Update tree_pass descriptors.
2060 * tree-ssa-loop.c: Update tree_pass descriptors.
2061 * recog.c: Update tree_pass descriptors.
2062 * dse.c: Update tree_pass descriptors.
2063 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2064 * tree-eh.c: Update tree_pass descriptors.
2065 * regmove.c: Update tree_pass descriptors.
2067 * function.c: Update tree_pass descriptors.
2068 * tree-vectorizer.c: Update tree_pass descriptors.
2069 * gcse.c: Update tree_pass descriptors.
2070 * ipa-type-escape.c: Update tree_pass descriptors.
2071 * tree-if-conv.c: Update tree_pass descriptors.
2072 * init-regs.c: Update tree_pass descriptors.
2073 * ipa.c: Update tree_pass descriptors.
2074 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2075 * rtl-factoring.c: Update tree_pass descriptors.
2076 * lower-subreg.c: Update tree_pass descriptors.
2077 * bt-load.c: Update tree_pass descriptors.
2078 * tree-dfa.c: Update tree_pass descriptors.
2079 * except.c: Update tree_pass descriptors.
2080 * emit-rtl.c: Update tree_pass descriptors.
2081 * cfgexpand.c: Update tree_pass descriptors.
2082 * tree-cfgcleanup.c: Update tree_pass descriptors.
2083 * cfgcleanup.c: Update tree_pass descriptors.
2084 * tree-ssa-pre.c: Update tree_pass descriptors.
2085 * tree-sra.c: Update tree_pass descriptors.
2086 * tree-mudflap.c: Update tree_pass descriptors.
2087 * tree-ssa-copy.c: Update tree_pass descriptors.
2088 * cfglayout.c: Update tree_pass descriptors.
2089 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2090 * tree-ssa-dce.c: Update tree_pass descriptors.
2091 * tree-ssa.c: Update tree_pass descriptors.
2092 * regclass.c: Update tree_pass descriptors.
2093 * integrate.c: Update tree_pass descriptors.
2094 * tree-optimize.c: Update tree_pass descriptors.
2095 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2096 * tree-object-size.c: Update tree_pass descriptors.
2097 * combine.c: Update tree_pass descriptors.
2098 * tree-outof-ssa.c: Update tree_pass descriptors.
2099 * bb-reorder.c: Update tree_pass descriptors.
2100 * stack-ptr-mod.c: Update tree_pass descriptors.
2101 * var-tracking.c: Update tree_pass descriptors.
2102 * tree-profile.c: Update tree_pass descriptors.
2103 * tree-vect-generic.c: Update tree_pass descriptors.
2104 * reg-stack.c: Update tree_pass descriptors.
2105 * sched-rgn.c: Update tree_pass descriptors.
2106 * tree-ssa-structalias.c: Update tree_pass descriptors.
2107 * tree-cfg.c: Update tree_pass descriptors.
2108 * passes.c (current_pass): Update declaration.
2109 (finish_optimization_passes): Update.
2110 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2111 (register_one_dump_file, register_dump_files_1, next_pass_1):
2113 (init_optimization_passes): Update handling of new types.
2114 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2115 * ipa-struct-reorg.c: Update tree_pass descriptors.
2116 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2117 * combine-stack-adj.c: Update tree_pass descriptors.
2118 * cfgrtl.c: Update tree_pass descriptors.
2119 * dce.c: Update tree_pass descriptors.
2120 * tree-ssanames.c: Update tree_pass descriptors.
2122 2008-03-19 Richard Guenther <rguenther@suse.de>
2125 * tree-ssa.c (walk_data): New structure.
2126 (warn_uninitialized_var): If not always_executed warn with "maybe"
2128 (execute_early_warn_uninitialized): Compute post-dominators.
2129 Initialize always_executed before processing each basic block.
2131 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2134 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2135 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2137 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2139 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2141 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2143 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2145 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2146 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2147 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2148 target after ignore has been set, and move there also the commputation
2149 of subtarget and original_target.
2150 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2151 (LANG_HOOKS_INITIALIZER): Remove it.
2152 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2154 2008-03-18 Richard Guenther <rguenther@suse.de>
2156 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2157 found an expression with constants, note that in the VN for the lhs.
2158 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2159 fold them to constants if possible. Run cleanup_cfg if done so.
2160 (execute_pre): Return todo.
2162 (execute_fre): Likewise.
2163 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2165 (get_prop_source_stmt): Look through pointer conversions.
2167 2008-03-18 Jan Hubicka <jh@suse.cz>
2169 * tree-pretty-print.c: Include predict.h.
2170 (dump_generic_node): Dump predictor.
2171 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2172 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2173 * gimple-low.c (lower_stmt): Likewise.
2174 * expr.c (expand_expr_real): Likewise.
2175 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2177 (build_predict_expr, build_predict_expr): New.
2178 * predict.h (predictor_name, build_predict_expr): Update.
2179 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2180 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2181 * predict.def (PRED_CONTINUE): Update hitrate.
2182 * tree.def (PREDICT_EXPR): Define.
2183 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2184 do not handle BIND_EXPR.
2185 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2186 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2187 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2190 2008-03-18 Michael Matz <matz@suse.de>
2192 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2194 2008-03-18 Richard Guenther <rguenther@suse.de>
2196 * tree-gimple.h (is_gimple_invariant_address): Declare.
2197 (is_gimple_constant): Likewise.
2198 * tree-gimple.c (is_gimple_constant): New function.
2199 (is_gimple_invariant_address): Likewise.
2200 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2201 and is_gimple_invariant_address.
2202 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2204 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2205 an addressable base.
2207 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2210 * gimplify.c (gimplify_expr): Gimplify second operand of
2213 2008-03-17 Richard Guenther <rguenther@suse.de>
2215 PR tree-optimization/19637
2216 * fold-const.c (fold_unary): Remove restrictions of removing
2217 intermediate pointer-conversions (P2)(P1)P0.
2218 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2219 conversion to void pointer.
2220 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2222 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2225 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2226 emulated thread local variables.
2228 2008-03-16 Richard Guenther <rguenther@suse.de>
2231 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2232 expand TREE_INVARIANT operations that are not gimple invariant.
2234 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2236 * doc/extend.texi (Alignment): Say that the ABI controls
2237 the __alignof__ for non-strict-alignment targets rather
2238 than being a recommendation.
2240 2008-03-15 Paul Brook <paul@codesourcery.com>
2242 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2244 (arm_output_fn_unwind): Mark functions that can not be unwound.
2246 2008-03-15 Paul Brook <paul@codesourcery.com>
2248 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2249 extension instructions.
2251 2008-03-15 Richard Guenther <rguenther@suse.de>
2253 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2254 and fold constant aggregate refs.
2255 (fold_const_aggregate_ref): Handle string constants
2256 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2257 (evaluate_stmt): Simplify now that ccp_fold folds constant
2260 2008-03-15 Paul Brook <paul@codesourcery.com>
2262 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2263 (extzv): Use gen_extzv_t2.
2264 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2266 2008-03-15 Richard Guenther <rguenther@suse.de>
2268 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2269 (fold_const_aggregate_ref): Likewise.
2270 (get_value): Return NULL if we don't have any values.
2271 (ccp_finalize): Set const_val to NULL after freeing it.
2272 * tree-flow.h (get_symbol_constant_value): Declare.
2273 (fold_const_aggregate_ref): Likewise.
2274 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2276 2008-03-15 Richard Guenther <rguenther@suse.de>
2279 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2280 to not produce negative array indices if not allowed. Add
2281 parameter to indicate that.
2282 (maybe_fold_offset_to_component_ref): Allow negative array
2283 indices only for the first member of a structure.
2284 (maybe_fold_offset_to_reference): Allow negative array indices.
2285 (maybe_fold_stmt_addition): Likewise.
2287 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2288 Anatoly Sokolov <aesok@post.ru>
2290 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2291 (avr_arch): Add ARCH_AVR6.
2292 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2293 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2294 instead of fixed value 2.
2295 (print_operand_address): Use gs() asm specifier instead of pm().
2296 (avr_assemble_integer): (Ditto.).
2297 (avr_output_addr_vec_elt): (Ditto.).
2298 (print_operand): Handle "!" code.
2299 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2300 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2301 (AVR_HAVE_EIJMP_EICALL): Define.
2302 (AVR_3_BYTE_PC): Redefine.
2303 (AVR_2_BYTE_PC): (Ditto.).
2304 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2305 (LINK_SPEC): Add atmega2560 and atmega2561.
2306 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2308 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2309 for 3 byte PC devices.
2310 (call_value_insn): (Ditto.).
2311 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2312 (indirect_jump): Use only for for 2 byte PC devices.
2313 (*tablejump): (Ditto.).
2314 (*indirect_jump_avr6): Add insn.
2315 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2316 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2317 instead of ijmp for 3 byte PC devices.
2318 (__tablejump2__): (Ditto.).
2319 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2320 (MULITLIB_DIRNAMES): (Ditto.).
2321 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2323 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2325 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2326 "sse2_umulsidi3". Use V1DI mode for operand 0.
2327 ("mmx_psadbw"): Use V1DI mode for operand 0.
2328 * config/i386/i386-modes.def (V1SI): New vector mode.
2329 * config/i386/i386.c (struct builtin_description)
2330 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2331 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2332 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2333 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2334 v1di_ftype_v8qi_v8qi type.
2335 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2337 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2338 __builtin_ia32_pmuludq]: Fix the mode of return value.
2340 2008-03-15 Richard Guenther <rguenther@suse.de>
2343 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2346 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2348 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2349 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2350 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2351 unless TARGET_SERIALIZE_VOLATILE is enabled.
2352 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2353 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2354 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2356 2008-03-14 Richard Guenther <rguenther@suse.de>
2358 PR tree-optimization/34172
2359 * tree-flow.h (refs_may_alias_p): Declare.
2360 (get_single_def_stmt): Likewise.
2361 (get_single_def_stmt_from_phi): Likewise.
2362 (get_single_def_stmt_with_phi): Likewise.
2363 * tree-dfa.c (refs_may_alias_p): New function.
2364 (get_single_def_stmt): Likewise.
2365 (get_single_def_stmt_from_phi): Likewise.
2366 (get_single_def_stmt_with_phi): Likewise.
2367 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2368 (vn_reference_lookup_1): New helper function.
2369 (vn_reference_lookup): Walk the virtual use-def chain to
2370 continue searching for a match if the def does not alias the
2371 reference we are looking for.
2373 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2375 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2376 archive and Perzl. Update The Written Word listing.
2378 2008-03-14 Richard Guenther <rguenther@suse.de>
2380 PR tree-optimization/34043
2381 PR tree-optimization/33989
2382 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2384 (bitmap_find_leader): Use extra argument to verify dominance
2385 relationship inside a basic-block.
2386 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2387 (find_leader_in_sets): Adjust.
2388 (create_component_ref_by_pieces): Take extra argument for
2389 dominance check, handle lookup failures.
2390 (find_or_generate_expression): Likewise.
2391 (create_expression_by_pieces): Likewise.
2392 (insert_into_preds_of_block): Adjust.
2393 (create_value_expr_from): If asked for, verify all operands
2394 are in the blocks AVAIL_OUT set.
2395 (make_values_for_stmt): Check for SSA_NAMEs that are life
2396 over an abnormal edge.
2397 (compute_avail): Remove such check.
2398 (do_SCCVN_insertion): New function.
2399 (eliminate): If we do not find a leader suitable for replacement
2400 insert a replacement expression from SCCVN if available.
2401 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2402 (struct vn_ssa_aux): Add needs_insertion flag.
2403 * tree-ssa-sccvn.c (may_insert): New global flag.
2404 (copy_reference_ops_from_ref): Value-number union member access
2405 based on its size, not type and member if insertion is allowed.
2406 (visit_reference_op_load): For a weak match from union type
2407 punning lookup a view-converted value and insert a SSA_NAME
2408 for that value if that is not found.
2409 (visit_use): Make dumps shorter. Do not disallow value numbering
2410 SSA_NAMEs that are life over an abnormal edge to constants.
2411 (free_scc_vn): Release inserted SSA_NAMEs.
2412 (run_scc_vn): New flag to specify whether insertion is allowed.
2413 Process SSA_NAMEs in forward order.
2414 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2415 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2416 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2417 pointer type to/from integral types that do not change the
2418 precision to regular conversions.
2420 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2422 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2423 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2424 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2425 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2426 input arguments and the mode of return value. Built-in functions
2427 that operate on whole 64-bit MMX register now use V1DI mode.
2429 2008-03-13 Alon Dayan <alond@il.ibm.com>
2430 Olga Golovanevsky <olga@il.ibm.com>
2432 PR tree-optimization/35041
2433 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2434 to locate the right position in a statement.
2436 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2440 * config/i386/xmmintrin.h: Change all static inline functions to
2441 extern inline and add __gnu_inline__ attribute.
2442 * config/i386/bmintrin.h: Ditto.
2443 * config/i386/smmintrin.h: Ditto.
2444 * config/i386/tmmintrin.h: Ditto.
2445 * config/i386/mmintrin-common.h: Ditto.
2446 * config/i386/ammintrin.h: Ditto.
2447 * config/i386/emmintrin.h: Ditto.
2448 * config/i386/pmmintrin.h: Ditto.
2449 * config/i386/mmintrin.h: Ditto.
2450 * config/i386/mm3dnow.h: Ditto.
2452 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2455 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2456 (lower_omp_2): New function.
2457 (lower_omp_1, lower_omp): Rewritten.
2459 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2462 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2463 with the phrase "Microsoft Windows compilers".
2464 (Push/Pop Macro Pragmas): New subsection. Document
2465 #pragma push_macro and pragma pop_macro.
2467 2008-03-12 Paul Brook <paul@codesourcery.com>
2469 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2471 2008-03-12 Paul Brook <paul@codesourcery.com>
2473 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2474 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2475 (thumb2_addsi_shortim): Rename ...
2476 (thumb2_addsi_short): ... to this. Allow register operands.
2477 (thumb2_subsi_short): New pattern.
2478 (thumb2_one_cmplsi2_short,
2479 thumb2_negsi2_short): New patterns and peepholes.
2481 2008-03-12 Paul Brook <paul@codesourcery.com>
2483 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2485 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2487 * config/i386/i386.md (int_cond): New code iterator.
2489 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2490 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2491 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2492 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2493 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2494 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2495 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2496 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2498 2008-03-12 Paul Brook <paul@codesourcery.com>
2500 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2501 instead of {arm,thumb}_compute_save_reg_mask.
2502 (output_return_instruction): Ditto.
2503 (thumb_unexpanded_epilogue): Ditto.
2504 (thumb1_expand_prologue): Ditto.
2505 (thumb1_output_function_prologue): Ditto.
2506 (arm_set_return_address): Ditto.
2507 (thumb_set_return_address): Ditto.
2508 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2509 regs to achieve stack alignment.
2510 (thumb1_compute_save_reg_mask): Fix compiler warning.
2511 (arm_output_epilogue): Use offsets->saved_regs_mask.
2512 Adjust stack pointer by poping call clobered registers.
2513 (arm_expand_prologue): Use offsets->saved_regs_mask.
2514 Adjust stack pointer by pushing extra registers.
2515 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2517 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2520 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2521 conversion to the operands of a multiplication.
2523 2008-03-12 Richard Guenther <rguenther@suse.de>
2525 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2526 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2527 * timevar.def (TV_TREE_PHIPROP): Add.
2528 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2529 pass description. Use TV_TREE_PHIPROP.
2530 * tree-ssa-forwprop.c: Remove phiprop code.
2532 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2535 * omp-low.c (maybe_lookup_decl): Constify first argument.
2536 (use_pointer_for_field): Change last argument from bool to
2537 omp_context *. Disallow shared copy-in/out in nested
2538 parallel if decl is shared in outer parallel too.
2539 (build_outer_var_ref, scan_sharing_clauses,
2540 lower_rec_input_clauses, lower_copyprivate_clauses,
2541 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2543 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2544 Ira Rosen <irar@il.ibm.com>
2546 * tree-vectorizer.c (free_stmt_vec_info): New function.
2547 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2548 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2549 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2550 * tree-vect-transform.c (vectorizable_conversion): Free
2551 vec_oprnds0 if it was allocated.
2552 (vect_permute_store_chain): Remove unused VECs.
2553 (vectorizable_store): Free VECs that are allocated in the..
2555 (vect_transform_strided_load, vectorizable_load): Likewise.
2556 (vect_remove_stores): Simplify the code.
2557 (vect_transform_loop): Move code to vect_remove_stores().
2558 Call vect_remove_stores() and free_stmt_vec_info().
2560 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2562 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2563 TARGET_HPUX. Revise comment.
2564 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2565 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2566 Use sr4 variant of `be' instruction when not generating PIC code.
2567 (attr_length_call): Adjust for above change.
2569 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2571 * ipa-reference.c (static_execute): Remove module_statics_const and
2572 associated setting code.
2574 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2577 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2578 predicate for operand 1.
2579 (paritysi2_cmp): Use register_operand predicate for operand 2.
2580 Use earlyclobber modifier for operand 1. Remove support for
2582 (paritydi2_cmp): Use register_operand predicate for operand 3.
2583 Use earlyclobber modifier for operand 1. Remove support for
2586 2008-03-11 Paul Brook <paul@codesourcery.com>
2587 Vladimir Prus <vladimir@codesourcery.com>
2589 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2590 (arm_compute_save_reg0_reg12_mask): Always
2591 check if register 11 must be saved. Always safe hard frame pointer
2592 when frame_pointer_needeed.
2593 (arm_compute_save_reg_mask): Save IP and PC
2594 only with apcs frames.
2595 (arm_output_epilogue): Adjust Thumb2 codepath to
2596 be also invoked and work for ARM non-apcs frames.
2597 (arm_expand_prologue): Don't bother saving IP
2598 for non-apcs frame, since it's not clobbered by
2599 prologue code. Implement non-apcs frame
2602 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2604 PR rtl-optimization/35281
2605 * expr.c (convert_move): Use a new pseudo for the intermediate
2606 from_mode->word_mode result.
2608 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2610 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2611 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2612 * toplev.c (compile_file): Don't call it.
2614 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2617 * expr.c (store_expr): Call emit_block_move if the mode
2618 of "temp" RTX is BLKmode.
2620 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2621 Richard Guenther <rguenther@suse.de>
2623 PR tree-optimization/31358
2624 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2625 the step with a NULL_TREE.
2626 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2627 to sizetype if type is a pointer type.
2628 (add_candidate_1): Don't convert the base and step to
2629 the generic type if the orginal type is a pointer type.
2630 (add_iv_value_candidates): Use sizetype for the step
2631 if type is a pointer type.
2632 (cand_value_at): Likewise.
2633 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2635 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2636 Don't convert the tem affine to the type.
2637 (add_elt_to_tree): Use sizetype for the step if a pointer.
2638 Use POINTER_PLUS_EXPR for pointers.
2639 (aff_combination_to_tree): Use sizetype for the step if a
2642 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2644 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2645 Remove commutativity hint.
2647 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2651 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2652 errorneous type. Check that v is a VAR_DECL.
2655 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2657 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2659 PR tree-optimization/35494
2660 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2661 may be overriden at link and run time.
2663 2008-03-10 Richard Guenther <rguenther@suse.de>
2665 PR tree-optimization/34677
2666 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2667 (poolify_tree): Likewise.
2668 (modify_expr_template): Likewise.
2669 (poolify_modify_stmt): Likewise.
2670 (insert_fake_stores): Handle all component-ref style stores
2671 in addition to INDIRECT_REF. Also handle complex types.
2672 Do not poolify the inserted load.
2673 (realify_fake_stores): Do not rebuild the tree but only
2674 make it a SSA_NAME copy.
2675 (init_pre): Remove initialzation of modify_expr_template.
2676 Do not allocate modify_expr_node_pool.
2677 (fini_pre): Do not free modify_expr_node_pool.
2679 2008-03-10 Paul Brook <paul@codesourcery.com>
2681 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2684 2008-03-10 Paul Brook <paul@codesourcery.com>
2685 Mark Shinwell <shinwell@codesourcery.com>
2687 * config/arm/cortex-r4.md: New.
2688 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2690 * config/arm/arm.md: Include cortex-r4.md.
2691 (insn): Add smmls, sdiv and udiv values.
2692 (generic_sched): Don't use generic scheduling for Cortex-R4.
2693 (arm_issue_rate): New function.
2694 (TARGET_SCHED_ISSUE_RATE): Define.
2696 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2698 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2700 2008-03-10 Richard Guenther <rguenther@suse.de>
2702 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2703 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2705 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2707 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2708 Set default to true.
2710 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2712 * c.opt (Wsynth): Deprecate.
2713 * doc/invoke.texi (Option Summary, Warning Options): Document
2714 -Wno-format-contains-nul.
2716 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2719 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2720 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2722 2008-03-09 Ira Rosen <irar@il.ibm.com>
2724 * config/rs6000/rs6000.c (builtin_description): Rename vector
2725 left shift operations.
2726 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2727 (altivec_vsl<VI_char>): Rename to ...
2728 (ashl<mode>3): ... new name.
2729 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2731 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2733 2008-03-08 Richard Guenther <rguenther@suse.de>
2735 * coverage.h (tree_coverage_counter_addr): Declare.
2736 * coverage.c (tree_coverage_counter_addr): New function.
2737 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2739 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2740 (tree_gen_one_value_profiler): Likewise.
2741 (tree_gen_ic_profiler): Likewise.
2742 (tree_gen_average_profiler): Likewise.
2743 (tree_gen_ior_profiler): Likewise.
2745 2008-03-08 Richard Guenther <rguenther@suse.de>
2747 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2748 (vn_binary_op_insert): Likewise.
2749 (vn_unary_op_lookup): Likewise.
2750 (vn_unary_op_insert): Likewise.
2751 (vn_nary_op_lookup): Declare.
2752 (vn_nary_op_insert): Likewise.
2753 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2754 and binary hashes, use a single obstack for unary_op_pool
2756 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2757 a single struct vn_nary_op_s. Store tree code length and
2758 a variable number of operands.
2759 (struct vn_reference_op_struct): Remove unused op2.
2760 (vn_reference_op_eq): Do not compare op2.
2761 (vn_reference_op_compute_hash): Do not compute hash of op2.
2762 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2763 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2764 with vn_nary_op_compute_hash.
2765 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2766 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2768 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2770 (visit_unary_op): Call nary functions.
2771 (visit_binary_op): Likewise.
2772 (process_scc): Adjust for struct vn_tables_s changes.
2773 (allocate_vn_table): Likewise.
2774 (free_vn_table): Likewise.
2775 * tree-vn.c (vn_add): Call nary functions.
2776 (vn_lookup): Likewise.
2778 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2781 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2782 wdst back after sync_compare_and_swapqhi_internal.
2784 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2787 * config/i386/i386-modes.def (V1DI): New vector mode.
2788 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2789 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2790 (MMXMODE248): Ditto.
2791 (MMXMODE): Add V1DI mode.
2792 (mmxvecsize): Change DI mode to V1DI mode.
2793 ("mov<mode>): Use MMXMODEI8 mode iterator.
2794 ("*mov<mode>_internal_rex64"): Ditto.
2795 ("*mov<mode>_internal"): Ditto.
2796 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2797 ("mmx_sub<mode>3"): Ditto.
2798 ("mmx_adddi3"): Remove insn pattern.
2799 ("mmx_subdi3"): Ditto.
2800 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2801 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2802 ("mmx_ashl<mode>3"): Ditto.
2803 ("mmx_lshrdi3"): Remove insn pattern.
2804 ("mmx_ashldi3"): Ditto.
2805 * config/i386/i386.c (classify_argument): Handle V1DImode.
2806 (function_arg_advance_32): Ditto.
2807 (function_arg_32): Ditto.
2808 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2809 mmx_addv1di3 insn pattern.
2810 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2811 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2812 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2813 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2814 Remove definitions of built-in functions.
2815 (V1DI_type_node): New node.
2816 (v1di_ftype_v1di_int): Ditto.
2817 (v1di_ftype_v1di_v1di): Ditto.
2818 (v2si_ftype_v2si_si): Ditto.
2819 (v4hi_ftype_v4hi_di): Remove node.
2820 (v2si_ftype_v2si_di): Ditto.
2821 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2822 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2823 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2824 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2825 Add new builtins using def_builtin_const.
2826 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2827 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2828 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2829 * config/i386/mmintrin.h (__v1di): New typedef.
2830 (_mm_add_si64): Cast arguments to __v1di type.
2831 (_mm_sub_si64): Ditto.
2832 (_mm_sll_pi16): Cast __count to __v4hi type.
2833 (_mm_sll_pi32): Cast __count to __v2si type.
2834 (_mm_sll_si64): Cast arguments to __v1di type.
2835 (_mm_srl_pi16): Cast __count to __v4hi type.
2836 (_mm_srl_pi32): Cast __count to __v2si type.
2837 (_mm_srl_si64): Cast arguments to __v1di type.
2838 (_mm_sra_pi16): Cast __count to __v4hi type.
2839 (_mm_sra_pi32): Cast __count to __v2si type.
2840 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2841 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2842 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2843 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2844 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2845 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2846 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2847 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2848 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2849 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2850 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2851 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2853 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2855 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2857 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2860 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2861 reg+const addressing for Altivec modes. Don't generate reg+reg
2862 addressing for TFmode or TDmode quantities.
2864 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2866 * c-common.c (vector_types_convertible_p): Call langhook
2867 instead of comptypes.
2869 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2872 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2873 integral and scalar float variables which have a
2876 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2878 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2879 dwarf_register_span hook when emitting unwind information for
2880 register-to-memory saves.
2881 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2882 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2884 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2886 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2887 for the same VAR_DECL.
2889 2008-03-06 Tom Tromey <tromey@redhat.com>
2892 * doc/standards.texi (Standards): Don't mention treelang.
2893 * doc/invoke.texi (Overall Options): Don't mention treelang.
2894 * doc/install.texi (Prerequisites): Don't mention bison or
2896 (Configuration): Don't mention treelang.
2897 (Building): Likewise.
2898 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2900 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2902 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2903 word-extractions out of a multi-word object.
2905 2008-03-06 Richard Guenther <rguenther@suse.de>
2907 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2908 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2909 result type and precision.
2910 * expr.c (get_inner_reference): Set unsignedp based on the result
2911 type of BIT_FIELD_REF.
2912 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2913 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2914 (try_instantiate_multiple_fields): Likewise. Use the correct type
2916 (sra_build_assignment): Likewise.
2917 (sra_build_elt_assignment): Likewise.
2918 (sra_explode_bitfield_assignment): Likewise.
2919 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2920 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2921 set BIT_FIELD_REF_UNSIGNED.
2922 (vectorizable_load): Likewise.
2924 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2926 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2929 2008-03-06 Richard Guenther <rguenther@suse.de>
2931 * alias.c (struct alias_set_entry): Move has_zero_child field
2932 to pack with alias_set.
2934 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2936 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2939 2008-03-05 Ian Lance Taylor <iant@google.com>
2941 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2943 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2945 * fwprop.c (update_df): Support width and offset parameters of
2947 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2948 global_conflicts): Change DF_REF_EXTRACT to either
2949 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2950 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2951 * df-scan.c (df_ref_record, df_defs_record,
2952 df_ref_create_structure, df_def_record_1, df_uses_record,
2953 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2954 df_bb_refs_collect, df_entry_block_defs_collect,
2955 df_exit_block_uses_collect): Support new width and offset fields.
2956 (ref_extract_pool): New storage pool.
2957 (df_free_ref): New function.
2958 (df_reg_chain_unlink, df_free_collection_rec,
2959 df_sort_and_compress_refs): Call df_free_ref.
2960 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2962 (df_ref_create_structure): Allocate df_ref_extract if offset and
2963 width fields are used.
2964 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2965 (df_uses_record): Get offset and width from ZERO_EXTRACT
2967 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2968 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2969 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2970 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2971 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2972 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2973 (df_ref_extract): New structure.
2974 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2975 (df_ref_create): Add width and offset parameters.
2977 2008-03-05 Richard Guenther <rguenther@suse.de>
2979 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2980 Use ranges_overlap_p.
2981 (offset_overlaps_with_access): Rename
2982 to ranges_overlap_p and move ...
2983 * tree-flow-inline.h (ranges_overlap_p): ... here.
2985 * tree.h (get_inner_reference, handled_component_p): Update
2988 * tree.h (record_component_aliases, get_alias_set,
2989 alias_sets_conflict_p, alias_sets_must_conflict_p,
2990 objects_must_conflict_p): Move declarations ...
2991 * alias.h (record_component_aliases, get_alias_set,
2992 alias_sets_conflict_p, alias_sets_must_conflict_p,
2993 objects_must_conflict_p): ... here.
2994 Include coretypes.h.
2995 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2997 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2999 * cfg.c: Include tree-flow.h.
3000 (remove_edge_raw): Call redirect_edge_var_map_clear.
3001 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3002 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3003 (redirect_edge_var_map_result): New.
3004 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3005 PENDING_STMT use with redirect_edge_var_map_*.
3006 * tree-ssa.c (edge_var_maps): New definition.
3007 (redirect_edge_var_map_add): New.
3008 (redirect_edge_var_map_clear): New.
3009 (redirect_edge_var_map_dup): New.
3010 (redirect_edge_var_map_vector): New.
3011 (redirect_edge_var_map_destroy): New.
3012 (ssa_redirect_edge): Replace PENDING_STMT use with
3013 redirect_edge_var_map_*.
3014 (flush_pending_stmts): Same.
3015 (delete_tree_ssa): Destroy edge var map.
3016 * tree-flow.h (struct _edge_var_map): New.
3017 Define edge_var_map vector type.
3018 Declare redirect_edge_var_map_* prototypes.
3019 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3020 * tree-cfg.c (reinstall_phi_args): Replace
3021 PENDING_STMT use with redirect_edge_var_map_*.
3023 2008-03-05 Richard Guenther <rguenther@suse.de>
3025 PR tree-optimization/35472
3026 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3027 whose single use_stmt has a overlapping set of loaded and
3028 stored symbols as that use_stmt might be a noop assignment then.
3030 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3032 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3034 2008-03-05 Richard Guenther <rguenther@suse.de>
3037 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3038 should be constants.
3039 * tree-cfg.c (verify_expr): Verify it.
3040 * fold-const.c (fold_truthop): Remove code generating
3041 BIT_FIELD_REFs of structure bases.
3042 (fold_binary): Likewise.
3043 (fold_ternary): Position and size of BIT_FIELD_REFs are
3044 always host integers.
3045 (make_bit_field_ref): Remove.
3046 (optimize_bit_field_compare): Remove.
3047 (all_ones_mask_p): Remove.
3049 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3052 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3053 (split_block_and_df_analyze): New. Split basic block and rebuild
3055 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3057 (split_pattern_seq): Likewise.
3058 (erase_matching_seqs): Likewise.
3059 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3061 2008-03-04 Geoff Keating <geoffk@apple.com>
3063 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3064 declaration and code.
3065 (tree_invalid_nonnegative_warnv_p): Likewise.
3067 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3069 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3070 examples. Truncate option-names then causing overfull hbox.
3072 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3075 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3077 * configure: Rebuilt.
3079 2008-03-04 Rafael Espindola <espindola@google.com>
3081 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3082 (tree_unary_nonnegative_warnv_p): New.
3083 (tree_binary_nonnegative_warnv_p): New.
3084 (tree_single_nonnegative_warnv_p): New.
3085 (tree_invalid_nonnegative_warnv_p): New.
3086 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3088 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3091 * opts.c (handle_option): Postpone 'unknown option' errors only for
3094 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3097 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3100 2008-03-04 Rafael Espindola <espindola@google.com>
3102 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3103 (tree_binary_nonzero_warnv_p): New.
3104 (tree_single_nonzero_warnv_p): New.
3105 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3107 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3110 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3111 transformations for modes that have signed zeros.
3112 * ifcvt.c (noce_try_abs): Ditto.
3114 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3116 * config/i386/i386.c (override_options): Force
3117 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3119 2008-03-04 Jan Hubicka <jh@suse.cz>
3122 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3125 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3127 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3128 label to probe the stack.
3130 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3132 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3133 (__gthr_win32_mutex_destroy): Declare.
3134 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3135 __gthr_win32_mutex_destroy.
3136 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3138 2008-03-03 Jan Hubicka <jh@suse.cz>
3141 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3142 aggressive on inlining cold calls.
3144 2008-03-03 Richard Guenther <rguenther@suse.de>
3146 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3147 struct copies into the expression table.
3148 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3149 (try_to_simplify): Likewise.
3150 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3151 integral and pointer arguments which do not change the
3152 precision to NOP_EXPRs.
3153 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3154 VIEW_CONVERT_EXPR case.
3156 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3158 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3159 defined in a loop at depth 0 is invariant.
3160 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3161 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3162 be called at loop depth 0.
3164 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3167 * gcc.c (process_command): Update copyright notice dates.
3168 * gcov.c (print_version): Likewise.
3169 * gcov-dump.c (print_version): Likewise.
3170 * mips-tfile.c (main): Likewise.
3171 * mips-tdump.c (main): Likewise.
3173 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3176 * c-common.c (flag_permissive): Delete.
3177 (constant_expression_warnings): Check flags first.
3178 (constant_expression_error): New.
3179 * c-common.h (flag_permissive): Delete.
3180 (constant_expression_error): Declare.
3181 * flags.h (flag_permissive): Declare. Update description.
3182 * diagnostic.c (pedwarn): Update.
3184 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3185 (permissive_error_kind): New.
3186 * toplev.c (flag_permissive): Define. Update description.
3187 * toplev.h (permissive_error_kind): Declare.
3188 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3189 (pedwarn_c90): Use pedantic_warning_kind.
3190 * c-opts.c (c_common_post_options): flag_permissive does not affect
3191 flag_pedantic_errors.
3193 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3195 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3196 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3197 __absvsi2, __absvDI2): Use unsigned arithmetic.
3199 2008-03-02 Andi Kleen <ak@suse.de>
3200 Richard Guenther <rguenther@suse.de>
3202 * struct-equiv.c: Remove file.
3203 * cfg_cleanup.c (condjump_equiv_p): Remove.
3204 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3205 (struct-equiv.o): Remove rule.
3206 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3207 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3208 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3210 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3212 * ifcvt.c (noce_process_if_block): Try to handle only the then
3213 block if the else block exists but isn't suitable.
3215 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3218 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3219 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3220 regression from previous patch.
3222 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3225 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3227 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3228 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3229 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3230 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3231 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3232 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3233 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3234 (__gthread_mutex_destroy_function): Rename to
3235 __gthread_mutex_destroy.
3236 * gthr-dce.h (__gthread_mutex_destroy): Call
3237 pthread_mutex_destroy.
3238 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3239 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3240 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3242 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3244 * df-scan.c (df_ref_chain_change_bb): Simplify.
3245 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3246 set_block_for_insn if there's any change.
3247 * df.h ((df_insn_change_bb): Fix prototype.
3248 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3249 df_insn_change_bb, don't call set_block_for_insn.
3250 * emit-rtl.c (reorder_insns): Likewise.
3251 * haifa-sched.c (move_insn): Likewise.
3253 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3255 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3257 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3259 * tree-flow-inline.h (next_readonly_imm_use): Return
3260 NULL_USE_OPERAND_P after the end.
3262 2008-03-01 Richard Guenther <rguenther@suse.de>
3264 PR tree-optimization/35411
3265 * tree-sra.c (sra_build_assignment): Split conversion to
3266 final type to a separate statement if we are not assigning
3269 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3271 * fold-const.c (fold_convertible_p): Correct the logic to follow
3272 that in fold_convert().
3274 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3277 * tree-inline.c (build_duplicate_type): When we make a
3278 duplicate type, make it unique in the canonical types system.
3280 2008-02-29 Tom Tromey <tromey@redhat.com>
3282 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3283 input_file_stack_history, input_file_stack_restored): Remove.
3284 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3285 * input.h (struct file_stack): Remove.
3286 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3287 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3289 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3291 (diagnostic_last_module_changed): Add 'map' argument.
3292 (diagnostic_set_last_function): Likewise.
3293 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3294 line map, not input_file_stack.
3295 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3297 2008-02-29 Paul Brook <paul@codesourcery.com>
3299 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3301 2008-02-29 Paul Brook <paul@codesourcery.com>
3303 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3305 2008-02-29 Richard Guenther <rguenther@suse.de>
3307 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3309 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3310 value for comparing for a store match.
3311 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3312 (try_to_simplify): Do not do a full-blown reference lookup.
3314 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3316 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3317 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3319 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3321 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3323 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3324 strides against cache sizes.
3326 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3328 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3331 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3333 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3334 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3335 is smaller than the original promoted value.
3336 (simplify_subreg): If OP is a SUBREG, try to preserve its
3337 SUBREG_PROMOTED_VAR_P information.
3339 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3341 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3342 (VN_INFO_GET): Allocate new objects on the obstack.
3343 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3344 for rpo_numbers_temp, for consistency.
3345 (free_scc_vn): Free the obstack.
3347 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3349 * doc/invoke.texi: Document -ftree-loop-distribution.
3350 * tree-loop-distribution.c: New.
3351 * tree-pass.h (pass_loop_distribution): New.
3352 * graphds.h (struct graph): Add htab_t indices.
3353 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3354 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3355 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3356 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3357 * tree-data-ref.c (debug_data_dependence_relations): New.
3358 (dump_data_dependence_relation): Also print data references.
3359 (free_data_ref): Extern.
3360 (same_access_functions): Moved...
3361 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3362 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3363 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3364 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3365 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3366 (stmts_from_loop): Skip LABEL_EXPR.
3367 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3369 (build_rdg): Initialize rdg->indices htab.
3370 (free_rdg, stores_from_loop, ref_base_address,
3371 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3372 have_similar_memory_accesses_1, ref_base_address_1,
3373 remove_similar_memory_refs): New.
3374 * tree-data-ref.h: Depend on tree-chrec.h.
3375 (debug_data_dependence_relations, free_data_ref): Declared.
3376 (same_access_functions): ... here.
3377 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3379 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3380 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3381 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3382 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3383 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3384 rdg_vertex_for_stmt): Declared.
3385 (struct rdg_edge): Add level.
3387 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3388 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3390 (rdg_has_similar_memory_accesses): New.
3391 * tree-vect-analyze.c: Remove unused static decls.
3392 * lambda.h (dependence_level): New.
3393 * common.opt (ftree-loop-distribution): New.
3394 * tree-flow.h (mark_virtual_ops_in_bb,
3395 slpeel_tree_duplicate_loop_to_edge_cfg,
3396 rename_variables_in_loop): Declared.
3397 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3398 (OBJS-common): Add tree-loop-distribution.o.
3399 (tree-loop-distribution.o): New rule.
3400 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3401 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3402 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3404 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3407 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3408 other than structures and unions.
3410 2008-02-28 Richard Guenther <rguenther@suse.de>
3413 2008-02-26 Richard Guenther <rguenther@suse.de>
3415 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3416 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3417 (lookup_decl_from_uid): Declare.
3418 (remove_decl_from_map): Likewise.
3419 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3420 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3421 (decl_for_uid_map): New global hashtable mapping DECL_UID
3423 (init_ttree): Allocate it.
3424 (insert_decl_to_uid_decl_map): New helper function.
3425 (make_node_stat): Insert new decls into the map.
3426 (copy_node_stat): Likewise.
3427 (lookup_decl_from_uid): New function.
3428 (remove_decl_from_map): Likewise.
3429 (print_decl_for_uid_map_statistics): New helper.
3430 (dump_tree_statistics): Call it.
3432 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3433 (referenced_var_iterator): Adjust.
3434 (FOR_EACH_REFERENCED_VAR): Adjust.
3435 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3436 (num_referenced_vars): Adjust.
3437 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3438 (first_referenced_var): Remove.
3439 (end_referenced_vars_p): Likewise.
3440 (next_referenced_var): Likewise.
3441 (referenced_var_iterator_set): New helper function.
3442 * tree-dfa.c (referenced_var_lookup): Adjust.
3443 (referenced_var_check_and_insert): Likewise.
3444 (remove_referenced_var): Likewise.
3445 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3446 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3447 (verify_call_clobbering): Likewise.
3448 (verify_memory_partitions): Likewise.
3449 (init_tree_ssa): Allocate bitmap instead of hashtable for
3451 (delete_tree_ssa): Adjust.
3452 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3453 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3454 (compute_tag_properties): Likewise.
3455 (set_initial_properties): Likewise.
3456 (find_partition_for): Likewise.
3457 (update_reference_counts): Likewise.
3458 (dump_may_aliases_for): Likewise.
3459 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3460 (add_call_clobber_ops): Likewise.
3461 (add_call_read_ops): Likewise.
3462 (get_asm_expr_operands): Likewise.
3463 * tree-into-ssa.c (dump_decl_set): Likewise.
3464 (update_ssa): Likewise.
3465 * tree-sra.c (scan_function): Likewise.
3466 (decide_instantiations): Likewise.
3467 (scalarize_parms): Likewise.
3468 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3469 (dsa_named_for): Likewise.
3470 * tree-ssa-structalias.c (update_alias_info): Likewise.
3471 (merge_smts_into): Likewise.
3473 2008-02-27 David Daney <ddaney@avtrex.com>
3476 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3477 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3478 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3479 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3480 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3482 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3485 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3486 (BUILT_IN_NEXTTOWARD): Remove.
3487 (BUILT_IN_NEXTTOWARDF): Ditto.
3488 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3489 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3491 2008-02-27 Tom Tromey <tromey@redhat.com>
3493 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3494 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3496 2008-02-27 Jan Beulich <jbeulich@novell.com>
3498 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3499 update the respective field on newdecl.
3501 2008-02-27 Revital Eres <eres@il.ibm.com>
3503 PR rtl-optimization/34999
3504 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3505 crossing edges that ends with a call insn.
3506 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3507 call insn and clear the EDGE_CROSSING flag of the crossing edge
3508 when fixing fallthru edges.
3510 2008-02-27 Richard Guenther <rguenther@suse.de>
3513 * fold-const.c (fold_unary): Return the correct argument,
3514 converted to the result type.
3516 2008-02-27 Richard Guenther <rguenther@suse.de>
3519 * expr.c (expand_expr_real_1): Assert on rotates that operate
3521 * fold-const.c (fold_binary): Use the types precision, not the
3522 bitsize of the mode if folding rotate expressions. Build rotates
3523 only for full modes.
3525 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3527 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3529 * c-pragma.c (pragma_ns_name): New typedef.
3530 (registered_pp_pragmas): New variable.
3531 (c_pp_lookup_pragma): New function.
3532 (c_register_pragma_1): If flag_preprocess_only, do nothing
3533 for non-expanded pragmas, for expanded ones push pragma's
3534 namespace and name into registered_pp_pragmas vector.
3535 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3536 flag_preprocess_only, don't register GCC pch_preprocess
3537 pragma if flag_preprocess_only.
3538 * c-opts.c (c_common_init): Call init_pragma even if
3539 flag_preprocess_only.
3540 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3541 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3542 cpp_register_pragma if flag_preprocess_only.
3544 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3547 * c-parser.c (c_parser_translation_unit): Warn for empty
3548 translation unit, not empty source file.
3550 2008-02-26 Paul Brook <paul@codesourcery.com>
3552 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3553 operand for Thumb-2.
3554 * config/arm/arm.h (reg_class): Add CORE_REGS.
3555 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3556 (BASE_REG_CLASS): Use CORE_REGS.
3557 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3558 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3559 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3560 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3561 ARM_REGNO_OK_FOR_INDEX_P.
3562 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3563 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3564 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3565 (ldm/stm peepholes): Ditto.
3566 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3567 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3568 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3569 * config/arm/constraints.md: Enable "k" constraint on ARM.
3571 2008-02-27 Ben Elliston <bje@au.ibm.com>
3573 * config/rs6000/rs6000.c: Annotate cache line size field in all
3574 instances of struct processor_costs.
3576 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3578 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3579 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3580 jump_bypass): New counters.
3581 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3582 * dce.c (gate_ud_dce): Same.
3583 (gate_fast_dce): Same.
3584 * dse.c (gate_dse1): New function.
3585 (gate_dse2): New function.
3586 (gate_dse): Merge results of new gate functions.
3587 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3588 (gate_handle_jump_bypass): Add dbg_cnt.
3589 (gate_handle_gcse): Add dbg_cnt.
3590 * ifcvt.c (gate_handle_if_conversion): Same.
3591 (gate_handle_if_after_combine): Same.
3592 (gate_handle_if_after_reload): Same.
3593 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3595 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3597 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3599 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3601 2008-02-26 Jason Merrill <jason@redhat.com>
3604 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3605 alone if it's the naming decl for the type's main variant.
3607 2008-02-26 Tom Tromey <tromey@redhat.com>
3609 * system.h (USE_MAPPED_LOCATION): Poison.
3610 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3611 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3612 (make_goto_expr_edges): Likewise.
3613 (remove_bb): Likewise.
3614 (execute_warn_function_return): Likewise.
3615 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3617 * c-common.c (fname_decl): Remove old location code.
3618 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3620 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3622 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3623 (gen_rtx_ASM_INPUT): Likewise.
3624 (gen_rtx_ASM_INPUT_loc): Likewise.
3625 (get_rtx_asm_OPERANDS): Remove.
3626 * cfglayout.c (insn_locators_alloc): Remove old location code.
3627 (set_curr_insn_source_location): Likewise.
3628 (curr_insn_locator): Likewise.
3629 * print-tree.c (print_node): Remove old location code.
3630 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3631 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3632 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3633 location_from_locus.
3634 (construct_exit_block): Remove old location code.
3635 * emit-rtl.c (force_next_line_note): Remove old location code.
3636 * profile.c (branch_prob): Remove old location code.
3637 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3638 LOC_LINE): Remove old-location variants.
3639 * langhooks.c (lhd_print_error_function): Remove old location
3641 * configure, config.in: Rebuilt.
3642 * configure.ac (--enable-mapped-location): Remove.
3643 * c-decl.c (c_init_decl_processing): Remove old location code.
3644 (finish_function): Likewise.
3645 * recog.c (decode_asm_operands): Remove old location code.
3646 * c-pch.c (c_common_read_pch): Remove old location code.
3647 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3649 * gimple-low.c (lower_function_body): Remove old location code.
3650 * toplev.c (unknown_location): Remove.
3651 (push_srcloc): Remove old-location variant.
3652 (process_options): Remove old location code.
3653 (lang_dependent_init): Likewise.
3654 * input.h (UNKNOWN_LOCATION): Move definition.
3655 (location_t): Undeprecate.
3656 (source_locus): Remove.
3657 (location_from_locus): Remove.
3658 (struct location_s): Remove.
3659 Remove all old-location code.
3660 (input_line, input_filename): Remove.
3661 * final.c (final_scan_insn): Remove old location code.
3662 * diagnostic.c (diagnostic_build_prefix): Remove
3663 USE_MAPPED_LOCATION test.
3664 * tree.h (gimple_stmt) <locus>: Now a location_t.
3665 (tree_exp) <locus>: Likewise.
3666 (DECL_IS_BUILTIN): Remove old-location variant.
3667 (annotate_with_file_line, annotate_with_locus): Likewise.
3668 (expr_locus, set_expr_locus): Update.
3669 * tree.c (build1_stat): Remove old location code.
3670 (last_annotated_node): Remove.
3671 (annotate_with_file_line): Remove old-location variant.
3672 (annotate_with_locus): Likewise.
3673 (expr_location): Remove old location code.
3674 (set_expr_location): Likewise.
3675 (expr_has_location): Likewise.
3676 (expr_locus): Likewise.
3677 (set_expr_locus): Likewise.
3678 (expr_filename): Don't use location_from_locus.
3679 (expr_lineno): Likewise.
3680 * rtl-error.c (location_for_asm): Remove old location code.
3681 * c-lex.c (cb_line_change): Remove old location code.
3682 (fe_file_change): Likewise.
3683 (cb_def_pragma): Likewise.
3684 (c_lex_with_flags): Likewise.
3685 * gengtype.c (do_typedef): Don't special-case location types.
3686 (define_location_structures): Remove.
3687 (main): Don't call define_location_structures.
3688 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3691 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3694 * builtins.def (BUILT_IN_STDARG_START): Remove.
3695 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3696 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3697 * tree-inline.c (inline_forbidden_p_1): Likewise.
3699 2008-02-26 Richard Guenther <rguenther@suse.de>
3701 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3702 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3703 (lookup_decl_from_uid): Declare.
3704 (remove_decl_from_map): Likewise.
3705 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3706 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3707 (decl_for_uid_map): New global hashtable mapping DECL_UID
3709 (init_ttree): Allocate it.
3710 (insert_decl_to_uid_decl_map): New helper function.
3711 (make_node_stat): Insert new decls into the map.
3712 (copy_node_stat): Likewise.
3713 (lookup_decl_from_uid): New function.
3714 (remove_decl_from_map): Likewise.
3715 (print_decl_for_uid_map_statistics): New helper.
3716 (dump_tree_statistics): Call it.
3718 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3719 (referenced_var_iterator): Adjust.
3720 (FOR_EACH_REFERENCED_VAR): Adjust.
3721 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3722 (num_referenced_vars): Adjust.
3723 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3724 (first_referenced_var): Remove.
3725 (end_referenced_vars_p): Likewise.
3726 (next_referenced_var): Likewise.
3727 (referenced_var_iterator_set): New helper function.
3728 * tree-dfa.c (referenced_var_lookup): Adjust.
3729 (referenced_var_check_and_insert): Likewise.
3730 (remove_referenced_var): Likewise.
3731 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3732 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3733 (verify_call_clobbering): Likewise.
3734 (verify_memory_partitions): Likewise.
3735 (init_tree_ssa): Allocate bitmap instead of hashtable for
3737 (delete_tree_ssa): Adjust.
3738 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3739 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3740 (compute_tag_properties): Likewise.
3741 (set_initial_properties): Likewise.
3742 (find_partition_for): Likewise.
3743 (update_reference_counts): Likewise.
3744 (dump_may_aliases_for): Likewise.
3745 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3746 (add_call_clobber_ops): Likewise.
3747 (add_call_read_ops): Likewise.
3748 (get_asm_expr_operands): Likewise.
3749 * tree-into-ssa.c (dump_decl_set): Likewise.
3750 (update_ssa): Likewise.
3751 * tree-sra.c (scan_function): Likewise.
3752 (decide_instantiations): Likewise.
3753 (scalarize_parms): Likewise.
3754 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3755 (dsa_named_for): Likewise.
3756 * tree-ssa-structalias.c (update_alias_info): Likewise.
3757 (merge_smts_into): Likewise.
3759 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3762 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3763 * c-opts.c (c_common_handle_option): Wall enables
3764 Wvolatile-register-var.
3765 * common.opt: Move Wvolatile-register-var to...
3768 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3770 * common.opt (Wlarger-than=): New.
3771 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3773 * opts.c (common_handle_option): Handle -Wlarger-than=.
3774 * optc-gen.awk: Likewise.
3775 * opth-gen.awk: Likewise.
3776 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3777 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3779 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3781 * c-common.c (match_case_to_enum_1): Add appropriate
3782 OPT_W* parameter to warning.
3783 (c_do_switch_warnings): Likewise.
3784 * c-typeck.c (warning_init): Add one more parameter following
3786 (push_init_level): Update call to warning_init.
3787 (pop_init_level): Likewise.
3788 (add_pending_init): Likewise.
3789 (output_init_element: Likewise.
3791 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3794 * toplev.c (toplev_main): If there are warnings or error, print
3795 errors for ignored options.
3796 * opts.c (ignored_options): New static variable.
3797 (postpone_unknown_option_error): New.
3798 (print_ignored_options): New.
3799 (handle_option): Postpone errors for unknown -Wno-* options.
3800 * opts.h (print_ignored_options): Declare.
3802 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3804 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3807 2008-02-25 Richard Guenther <rguenther@suse.de>
3810 2008-02-25 Richard Guenther <rguenther@suse.de>
3812 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3813 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3814 (lookup_decl_from_uid): Declare.
3815 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3816 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3817 (decl_for_uid_map): New global hashtable mapping DECL_UID
3819 (init_ttree): Allocate it.
3820 (insert_decl_to_uid_decl_map): New helper function.
3821 (make_node_stat): Insert new decls into the map.
3822 (copy_node_stat): Likewise.
3823 (lookup_decl_from_uid): New function.
3824 (print_decl_for_uid_map_statistics): New helper.
3825 (dump_tree_statistics): Call it.
3827 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3828 (referenced_var_iterator): Adjust.
3829 (FOR_EACH_REFERENCED_VAR): Adjust.
3830 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3831 (num_referenced_vars): Adjust.
3832 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3833 (first_referenced_var): Remove.
3834 (end_referenced_vars_p): Likewise.
3835 (next_referenced_var): Likewise.
3836 (referenced_var_iterator_set): New helper function.
3837 * tree-dfa.c (referenced_var_lookup): Adjust.
3838 (referenced_var_check_and_insert): Likewise.
3839 (remove_referenced_var): Likewise.
3840 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3841 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3842 (verify_call_clobbering): Likewise.
3843 (verify_memory_partitions): Likewise.
3844 (init_tree_ssa): Allocate bitmap instead of hashtable for
3846 (delete_tree_ssa): Adjust.
3847 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3848 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3849 (compute_tag_properties): Likewise.
3850 (set_initial_properties): Likewise.
3851 (find_partition_for): Likewise.
3852 (update_reference_counts): Likewise.
3853 (dump_may_aliases_for): Likewise.
3854 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3855 (add_call_clobber_ops): Likewise.
3856 (add_call_read_ops): Likewise.
3857 (get_asm_expr_operands): Likewise.
3858 * tree-into-ssa.c (dump_decl_set): Likewise.
3859 (update_ssa): Likewise.
3860 * tree-sra.c (scan_function): Likewise.
3861 (decide_instantiations): Likewise.
3862 (scalarize_parms): Likewise.
3863 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3864 (dsa_named_for): Likewise.
3865 * tree-ssa-structalias.c (update_alias_info): Likewise.
3866 (merge_smts_into): Likewise.
3868 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3871 * doc/invoke.texi (-fcx-limited-range): Document new option.
3872 * toplev.c (process_options): Handle -fcx-fortran-rules.
3873 * common.opt: Add documentation for -fcx-fortran-rules.
3875 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3878 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3879 actual behaviour and C99.
3881 2008-02-26 Ben Elliston <bje@au.ibm.com>
3883 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3884 (ASM_CPU_POWER6_SPEC): Likewise.
3885 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3886 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3887 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3889 2008-02-25 Richard Guenther <rguenther@suse.de>
3891 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3892 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3893 (lookup_decl_from_uid): Declare.
3894 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3895 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3896 (decl_for_uid_map): New global hashtable mapping DECL_UID
3898 (init_ttree): Allocate it.
3899 (insert_decl_to_uid_decl_map): New helper function.
3900 (make_node_stat): Insert new decls into the map.
3901 (copy_node_stat): Likewise.
3902 (lookup_decl_from_uid): New function.
3903 (print_decl_for_uid_map_statistics): New helper.
3904 (dump_tree_statistics): Call it.
3906 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3907 (referenced_var_iterator): Adjust.
3908 (FOR_EACH_REFERENCED_VAR): Adjust.
3909 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3910 (num_referenced_vars): Adjust.
3911 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3912 (first_referenced_var): Remove.
3913 (end_referenced_vars_p): Likewise.
3914 (next_referenced_var): Likewise.
3915 (referenced_var_iterator_set): New helper function.
3916 * tree-dfa.c (referenced_var_lookup): Adjust.
3917 (referenced_var_check_and_insert): Likewise.
3918 (remove_referenced_var): Likewise.
3919 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3920 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3921 (verify_call_clobbering): Likewise.
3922 (verify_memory_partitions): Likewise.
3923 (init_tree_ssa): Allocate bitmap instead of hashtable for
3925 (delete_tree_ssa): Adjust.
3926 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3927 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3928 (compute_tag_properties): Likewise.
3929 (set_initial_properties): Likewise.
3930 (find_partition_for): Likewise.
3931 (update_reference_counts): Likewise.
3932 (dump_may_aliases_for): Likewise.
3933 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3934 (add_call_clobber_ops): Likewise.
3935 (add_call_read_ops): Likewise.
3936 (get_asm_expr_operands): Likewise.
3937 * tree-into-ssa.c (dump_decl_set): Likewise.
3938 (update_ssa): Likewise.
3939 * tree-sra.c (scan_function): Likewise.
3940 (decide_instantiations): Likewise.
3941 (scalarize_parms): Likewise.
3942 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3943 (dsa_named_for): Likewise.
3944 * tree-ssa-structalias.c (update_alias_info): Likewise.
3945 (merge_smts_into): Likewise.
3947 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3950 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3951 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3952 * alias.h (nonoverlapping_memrefs_p): Likewise.
3954 2008-02-25 Jan Beulich <jbeulich@novell.com>
3956 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3957 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3958 __emultls_get_address, __emultls_register_common,
3959 __floatundi?f, and _Unwind_GetIPInfo.
3960 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3961 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3962 (gen_regparm_prefix): Likewise.
3963 (i386_nlm_encode_section_info): Sync with
3964 config/i386/winnt.c:i386_pe_encode_section_info().
3965 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3966 i386_nlm_mangle_decl_assembler_name): New.
3967 (netware_override_options): New.
3968 * config/i386/netware.h (netware_override_options): Declare.
3969 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3970 (i386_nlm_mangle_decl_assembler_name): Declare.
3971 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3973 2008-02-25 Ben Elliston <bje@au.ibm.com>
3976 * c-decl.c (grokdeclarator): Remove unused local variables
3977 `typedef_type' and `type_as_written'.
3979 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3980 unused local variable `has_hot_blocks'.
3981 (fix_crossing_conditional_branches): Remove unused local variable
3984 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3987 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3988 using DEF_C99_BUILTIN.
3989 (BUILT_IN_NANF): Ditto.
3990 (BUILT_IN_NANL): Ditto.
3992 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3993 Revital Eres <eres@il.ibm.com>
3995 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3996 regarding the order of two dependent insns in the same row.
3998 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4000 * stor-layout.c (layout_decl): Do not bump the alignment of a
4001 bit-field to more than byte alignment if it is packed.
4003 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4005 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4008 2008-02-24 Diego Novillo <dnovillo@google.com>
4010 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4013 * tree-vrp.c (vrp_evaluate_conditional): With
4014 -Wtype-limits, emit a warning when comparing against a
4015 constant outside the natural range of OP0's type.
4016 * c.opt (Wtype-limits): Move ...
4017 * common.opt (Wtype-limits): ... here.
4019 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4021 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4022 * config/rs6000/e300c2c3.md: New file.
4023 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4025 (rs6000_override_options): Add e300c2 and e300c3 cases to
4026 processor_target_table. Do not allow usage of Altivec or Spe
4027 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4028 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4029 * config/rs6000/rs6000.h (processor_type): Add
4030 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4031 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4032 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4033 and ppce300c3. Include e300c2c3.md.
4035 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4037 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4038 instead of TARGET_STRICT_ALIGN.
4040 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4042 * explow.c (memory_address): Assert that the generated address is
4045 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4048 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4049 * config/darwin-ppc-ldouble-patch.def: New file.
4050 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4051 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4052 SUBTARGET_INIT_BUILTINS if defined.
4053 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4056 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4059 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4060 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4062 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4065 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4066 file" warning condtional on -Winvalid-PCH.
4068 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4070 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4072 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4076 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4077 prevent reload from using MMX registers.
4078 (*mov<mode>_internal): Ditto.
4079 (*movv2sf_internal_rex64): Ditto.
4080 (*movv2sf_internal): Ditto.
4082 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4084 PR documentation/31569
4085 * doc/install.texi2html: Use makeinfo --no-number-sections.
4087 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4089 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4090 ensure that we can address an entire entity > 8 bytes. Don't
4091 generate reg+reg addressing for such data.
4093 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4095 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4096 strings when optimizing for size, unless the target cares about
4099 2008-02-22 Tom Tromey <tromey@redhat.com>
4101 * regclass.c (current_pass): Remove declaration.
4103 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4105 * config/avr/libgcc.S (__RAMPZ__): Define.
4106 (__do_copy_data): Add for devices with 128KB code memory.
4108 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4110 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4112 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4114 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4116 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4119 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4122 * c-typeck.c (build_binary_op): Warn about floating point
4123 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4125 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4128 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4129 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4131 (rs6000_override_options): Set altivec_abi as default, not override,
4132 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4133 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4134 is used; use new member spe_abi.
4135 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4136 spe_abi and altivec_abi.
4138 2008-02-22 Tomas Bily <tbily@suse.cz>
4140 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4142 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4145 * config.build (build_file_translate): Set to `CMD //c' only if
4147 * Makefile.in (build_file_translate): Improve comment.
4149 2008-02-21 Jan Hubicka <jh@suse.cz>
4151 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4152 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4153 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4155 2008-02-21 Michael Matz <matz@suse.de>
4158 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4160 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4162 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4163 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4165 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4166 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4167 SSE_VEC_FLOAT_MODE_P as insn constraint.
4168 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4169 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4170 sse4a_movntdf using MODEF mode iterator.
4171 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4172 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4173 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4174 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4175 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4176 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4177 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4179 2008-02-21 Richard Guenther <rguenther@suse.de>
4181 * tree.def (PAREN_EXPR): New tree code.
4182 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4184 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4185 * expr.c (expand_expr_real_1): Likewise.
4186 * tree-inline.c (estimate_num_insns_1): Likewise.
4187 * tree-complex.c (expand_complex_move): Likewise.
4188 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4191 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4194 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4196 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4199 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4201 * config/sh/sh.c (find_barrier): Don't go past
4202 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4204 2008-02-20 DJ Delorie <dj@redhat.com>
4206 * config/h8300/h8300.md (insv): Force source operand to be a register.
4208 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4209 as a jump, not as a plain insn.
4211 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4213 * doc/invoke.texi (Warning Options): Add new option
4214 -Wframe-larger-than=.
4215 (-Wframe-larger-than): Document.
4217 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4218 Add declarations for new option variables.
4220 * final.c (final_start_function): Check the frame size
4221 before emission and issue a Wframe-larger-than warning.
4223 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4224 Add definitions for new option variables.
4225 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4227 * common.opt (Wframe-larger-than=): New option.
4229 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4231 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4232 (<sse>_div<mode>3): Ditto.
4233 (<sse>_vmdiv<mode>3): Ditto.
4234 (<sse>_vmsqrt<mode>2): Ditto.
4235 (*smax<mode>3): Ditto.
4236 (sse5_frcz<mode>2): Ditto.
4237 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4240 2008-02-20 Richard Guenther <rguenther@suse.de>
4243 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4244 be happy with INTEGRAL_TYPE_P.
4246 2008-02-20 Richard Guenther <rguenther@suse.de>
4248 * fold-const.c (split_tree): Associate floatig-point expressions
4249 if flag_associative_math is set.
4251 2008-02-20 Richard Guenther <rguenther@suse.de>
4253 * tree.h (fold_real_zero_addition_p): Declare.
4254 * fold-const.c (fold_real_zero_addition_p): Export.
4255 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4256 floating-point operations with zero and one.
4258 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4260 * doc/install.texi: Correct references to CFLAGS, replacing them
4261 with BOOT_CFLAGS. Document flags used during bootstrap for
4264 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4266 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4267 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4268 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4270 (smin<mode>3): Ditto from similar patterns.
4271 (smax<mode>3): Ditto.
4272 (*ieee_smin<mode>3): Ditto.
4273 (*ieee_smax<mode>3): Ditto.
4274 * config/i386/sse.md (sse): New mode attribute.
4275 (mov<mode>): Macroize expander from movv4sf and movv2df using
4276 SSEMODEF2P mode iterator.
4277 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4278 SSE_VEC_FLOAT_MODE_P as insn constraint.
4279 (storent<mode>): Ditto.
4280 (storent<mode>): Macroize expander from storentsf and storentdf using
4281 MODEF mode iterator.
4282 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4283 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4284 (abs<mode>2): Ditto from similar patterns.
4285 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4286 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4287 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4288 (<sse>_vmsqrt<mode>2): Ditto.
4289 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4290 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4291 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4292 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4293 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4294 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4295 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4297 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4298 iterator and SSE_FLOAT_MODE_P as insn constraint.
4299 (<sse>_ucomi): Ditto from similar patterns.
4300 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4301 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4302 SSE_VEC_FLOAT_MODE_P as insn constraint.
4303 (vcond<mode>): Ditto from similar patterns.
4304 (and<mode>3, *and<mode>3): Ditto.
4305 (<sse>_nand<mode>3): Ditto.
4306 (ior<mode>3, *ior<mode>3): Ditto.
4307 (xor<mode>3, *xor<mode>3): Ditto.
4308 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4309 iterator and SSE_FLOAT_MODE_P as insn constraint.
4310 (*nand<mode>3): Ditto from similar patterns.
4311 (*ior<mode>3): Ditto.
4312 (*xor<mode>3): Ditto.
4314 2008-02-20 Ira Rosen <irar@il.ibm.com>
4316 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4317 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4318 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4320 2008-02-19 Jan Hubicka <jh@suse.cz>
4322 * predict.c (tree_bb_level_predictions): Remove variable next
4323 mistakely introduced by previous commit.
4325 2008-02-19 Jan Hubicka <jh@suse.cz>
4327 * predict.c (predict_paths_leading_to): Rewrite.
4328 (predict_paths_for_bb): New.
4329 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4331 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4334 * Makefile.in (build_file_translate): New.
4335 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4336 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4337 * configure.ac (build_file_translate): Substitute it.
4338 * configure: Regenerate.
4340 2008-02-19 Jan Hubicka <jh@suse.cz>
4342 PR rtl-optimization/34408
4343 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4346 2008-02-19 Jan Hubicka <jh@suse.cz>
4349 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4352 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4355 * config/i386/i386-modes.def: Revert the last DI alignment
4356 change until Ada people can look into it.
4358 2008-02-19 Nick Clifton <nickc@redhat.com>
4360 * opts.c (print_specific_help): Fix typo in --help text.
4362 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4365 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4366 32-bit inline asm without asm alternatives for host GCC < 3.0.
4368 2008-02-19 Richard Guenther <rguenther@suse.de>
4370 PR tree-optimization/34989
4371 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4372 Allow propagation to INDIRECT_REF if we can simplify only.
4374 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4376 * c-common.c (warn_for_collisions_1): Use appropriate option when
4379 2008-02-19 Nick Clifton <nickc@redhat.com>
4382 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4383 (handle_options): Fix indentation.
4384 (print_filtered_help): If no language-specific options were
4385 displayed tell the user how to list all the options supported by
4386 the language's front-end.
4387 (print_specific_help): Fix indentation and remove duplicate line.
4388 (common_handle_option): Handle the -v option.
4389 For --help enable the display of undocumented options if the -v
4390 switch has been included on the command line.
4391 For --help= check for overlaps in the arguments between the option
4392 classes and the language names and issue a warning when they
4393 cannot be disambiguated.
4394 * c.opt (v): Pass on to the common option handler.
4396 2008-02-19 Revital Eres <eres@il.ibm.com>
4398 * modulo-sched.c (sms_schedule): Change dump message when
4399 create_ddg function fails.
4400 (try_scheduling_node_in_cycle): Rename row to cycle.
4401 (print_partial_schedule): Rename CYCLE to ROW.
4403 2008-02-19 Christian Bruel <christian.bruel@st.com>
4404 Zdenek Dvorak <ook@ucw.cz>
4406 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4408 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4411 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4412 (*x86_movdicc_0_m1_se): Ditto.
4414 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4416 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4417 (CMPtype): Define as __gcc_CMPtype.
4418 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4419 (CMPtype): Define as __gcc_CMPtype.
4421 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4423 Support valgrind 3.3 for --enable-checking=valgrind.
4424 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4426 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4427 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4428 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4429 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4430 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4431 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4432 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4434 * ggc-zone.c: Similar.
4435 * ggc-page.c: Similar.
4437 2008-02-19 Paul Brook <paul@codesourcery.com>
4440 * config/arm/ieee754-df.S: Fix do_it typo.
4441 * config/arm/ieee754-sf.S: Fix do_it typo.
4443 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4446 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4447 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4448 (OPTION_MASK_ISA_SSE_SET): Likewise.
4449 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4450 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4451 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4452 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4453 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4454 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4455 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4456 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4457 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4458 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4459 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4460 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4461 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4462 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4463 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4464 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4465 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4466 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4467 (OPTION_MASK_ISA_SSE4): Removed.
4468 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4469 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4470 (override_options): Don't turn on implied SSE/MMX bits in
4473 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4475 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4478 2008-02-18 Joey Ye <joey.ye@intel.com>
4481 * tree-nested.c (insert_field_into_struct): Set type alignment
4482 to field alignment if the former is less than the latter.
4484 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4486 * BASE-VER: Set to 4.4.0.
4488 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4490 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4491 * doc/cfg.texi: Likewise.
4492 * doc/extend.texi: Likewise.
4493 * doc/gty.texi: Likewise.
4494 * doc/invoke.texi: Likewise.
4495 * doc/loop.texi: Likewise.
4496 * doc/md.texi: Likewise.
4497 * doc/passes.texi: Likewise.
4498 * doc/rtl.texi: Likewise.
4499 * doc/sourcebuild.texi: Likewise.
4500 * doc/tm.texi: Likewise.
4501 * doc/tree-ssa.texi: Likewise.
4503 2008-02-17 Richard Guenther <rguenther@suse.de>
4506 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4507 without default definition.
4509 2008-02-17 Richard Guenther <rguenther@suse.de>
4511 PR tree-optimization/35231
4512 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4515 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4518 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4519 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4520 libgcc_cmp_return mode.
4522 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4525 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4527 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4529 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4532 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4534 * doc/c-tree.texi: Use `@.' where appropriate.
4535 * doc/extend.texi: Likewise.
4536 * doc/install.texi: Likewise.
4537 * doc/invoke.texi: Likewise.
4538 * doc/loop.texi: Likewise.
4539 * doc/makefile.texi: Likewise.
4540 * doc/md.texi: Likewise.
4541 * doc/passes.texi: Likewise.
4542 * doc/standards.texi: Likewise.
4543 * doc/tm.texi: Likewise.
4545 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4548 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4550 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4551 rather than in entry_bb.
4553 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4555 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4556 libgcc_cmp_return mode.
4558 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4561 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4562 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4564 2008-02-15 Richard Guenther <rguenther@suse.de>
4565 Zdenek Dvorak <ook@ucw.cz>
4567 PR tree-optimization/35164
4568 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4569 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4570 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4571 Only propagate addresses which do not have abnormal SSA_NAMEs
4574 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4577 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4579 2008-02-15 Jan Hubicka <jh@suse.cz>
4582 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4584 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4587 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4588 when calculating alignment_pad.
4590 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4592 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4593 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4594 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4595 and STACK_BOUNDARY define.
4597 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4599 PR preprocessor/35061
4600 * c-pragma.c (handle_pragma_pop_macro): Check that
4601 pushed_macro_table has been allocated.
4603 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4606 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4607 (force_gimple_operand): Likewise.
4608 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4609 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4610 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4611 (find_interesting_uses_address): Check addressability and alignment
4612 of the base expression only after substituting bases of IVs into it.
4614 2008-02-14 Michael Matz <matz@suse.de>
4617 * function.c (instantiate_virtual_regs_in_insn): Reload address
4618 before falling back to reloading the whole operand.
4620 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4622 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4623 before the first section switch note.
4625 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4627 * doc/bugreport.texi: Update copyright years.
4628 * doc/c-tree.texi: Likewise.
4629 * doc/cfg.texi: Likewise.
4630 * doc/cpp.texi: Likewise.
4631 * doc/cppinternals.texi: Likewise.
4632 * doc/fragments.texi: Likewise.
4633 * doc/frontends.texi: Likewise.
4634 * doc/gcc.texi: Likewise.
4635 * doc/gty.texi: Likewise.
4636 * doc/hostconfig.texi: Likewise.
4637 * doc/implement-c.texi: Likewise.
4638 * doc/libgcc.texi: Likewise.
4639 * doc/loop.texi: Likewise.
4640 * doc/makefile.texi: Likewise.
4641 * doc/options.texi: Likewise.
4642 * doc/passes.texi: Likewise.
4643 * doc/rtl.texi: Likewise.
4644 * doc/sourcebuild.texi: Likewise.
4645 * doc/standards.texi: Likewise.
4646 * doc/tree-ssa.texi: Likewise.
4647 * doc/trouble.texi: Likewise.
4649 * doc/extend.texi: Use @: or add comma where appropriate.
4650 * doc/invoke.texi: Likewise.
4651 * doc/tm.texi: Likewise.
4653 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4656 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4659 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4661 * doc/md.texi (clz, ctz): Add reference.
4662 * doc/rtl.texi (clz, ctz): Likewise.
4664 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4667 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4670 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4672 * config/s390/s390.c (struct constant_pool): New field
4673 emit_pool_after added.
4674 (s390_mainpool_start): Set the emit_pool_after flag according
4675 to the section switch notes.
4676 (s390_mainpool_finish): Consider emit_pool_after when emitting
4677 the literal pool at the end of the function.
4678 (s390_chunkify_start): Force literal pool splits at section
4681 2008-02-13 Michael Matz <matz@suse.de>
4684 * var-tracking.c (clobber_variable_part): Correctly traverse the
4687 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4690 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4691 Add -fdump-ipa-inline.
4692 * tree-dump.c (dump_files): Remove tree-inlined dump.
4693 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4695 2008-02-12 Richard Guenther <rguenther@suse.de>
4697 PR tree-optimization/35171
4698 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4701 2008-02-12 Richard Guenther <rguenther@suse.de>
4704 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4705 value-preserving mode. Disallow final truncation.
4707 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4710 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4711 code from here to...
4712 (force_gimple_operand): ...here.
4714 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4717 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4718 non-compatible pointers.
4719 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4720 different FIELD_DECLs, try harder by comparing field offsets, sizes
4724 * function.c (match_asm_constraints_1): Don't replace the same input
4727 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4729 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4730 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4731 (expand_epilogue): Restore RAMPZ register.
4732 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4734 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4736 * config/i386/cygwin.asm: (__alloca): Correct calling
4737 convention and alignment.
4738 (__chkstk): Force 8 byte stack alignment.
4740 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4741 Richard Guenther <rguenther@suse.de>
4743 PR tree-optimization/33992
4744 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4745 the zero we compare against.
4747 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4750 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4751 to CloseHandle after unlocking to prevent accumulation of handle
4754 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4757 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4758 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4759 and update LABEL_NUSES during and after reload.
4761 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4764 * combine.c (simplify_if_then_else): Make sure the comparison is
4765 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4767 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4770 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4771 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4772 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4773 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4774 * tree.h (get_type_static_bounds): Likewise.
4776 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4778 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4779 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4780 Make -Wfoo language annotations match what the compiler outputs.
4782 2008-02-08 Sa Liu <saliu@de.ibm.com>
4784 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4785 intrinsics spu_convts, spu_convtu, spu_convtf.
4786 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4788 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4790 * doc/extend.texi (Function Attributes) <noinline>: Mention
4791 asm ("") as method to keep calls.
4793 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4796 * doc/options.texi (Options): Replace references to opts.sh with
4798 * opts-common.c: Likewise.
4799 * optc-gen.awk: Likewise.
4801 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4803 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4805 2008-02-07 Richard Henderson <rth@redhat.com>
4808 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4809 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4812 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4814 PR tree-optimization/35085
4815 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4816 for operand entry oe2 in addition to operand entry oe3 in order to
4817 expose more opportunities for vectorizer sum reduction.
4819 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4822 * Makefile.in (LIBS): Remove $(GMPLIBS).
4823 (cc1-dummy, cc1): Add $(GMPLIBS).
4825 2008-02-06 Jan Hubicka <jh@suse.cz>
4828 * i386.md (moddf_integer): Do not produce partial memory stalls for
4829 targets where it hurts.
4831 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4834 * optabs.c (expand_float): Do not check for decimal modes when
4835 expanding unsigned integer through signed conversion.
4837 2008-02-06 Nick Clifton <nickc@redhat.com>
4839 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4840 inside the clobber with a match_operand and duplicated operand
4841 number in the constraint.
4842 (ineqbranchsi): Delete redundant comment.
4844 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4846 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4847 builtin_define ("__USE_INIT_FINI__").
4848 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4850 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4852 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4854 PR documentation/30330
4855 * doc/invoke.texi (C++ Dialect Options)
4856 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4857 For each warning option -Wfoo that allows -Wno-foo, ensure both
4858 -Wfoo and -Wno-foo are listed in the option index. Fix index
4859 entry of -Wswitch-default, index -Wnormalized= including the
4860 `=', and -Wlarger-than-@var{len} including @var{len}.
4862 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4864 * config/i386/i386.md (floatunssisf2): Use
4865 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4866 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4867 Macroize expander using MODEF mode iterator.
4869 2008-02-05 Diego Novillo <dnovillo@google.com>
4871 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4874 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4876 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4879 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4881 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4884 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4885 to indicate if a message should be generated.
4886 (init_cumulative_args): Updated.
4887 (function_value_32): Likewise.
4889 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4891 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4893 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4896 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4897 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4899 2008-02-04 Diego Novillo <dnovillo@google.com>
4901 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4904 * tree-vrp.c (vrp_evaluate_conditional): With
4905 -Wtype-limits, emit a warning when comparing against a
4906 constant outside the natural range of OP0's type.
4908 2008-02-04 Richard Guenther <rguenther@suse.de>
4911 * expr.c (count_type_elements): Give for unions instead of
4914 2008-02-04 Richard Guenther <rguenther@suse.de>
4917 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4918 to TYPE_DOMAINs base type instead of using bitsizetype here.
4920 2008-02-03 Jason Merrill <jason@redhat.com>
4922 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4924 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4927 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4928 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4929 (RS/6000 and PowerPC Options): Fix typos and markup.
4930 * doc/passes.texi (Tree-SSA passes): Likewise.
4932 2008-02-02 Michael Matz <matz@suse.de>
4935 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4936 from record_last_reg_set_info.
4937 (record_last_reg_set_info): Take an RTX argument, iterate over all
4938 constituent hardregs.
4939 (record_last_set_info, record_opr_changes): Change calls to
4940 new signature or to record_last_reg_set_info_regno.
4942 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4944 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4946 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4948 PR rtl-optimization/34773
4949 * reg-notes.def (EQUAL): Mention significance of combination of
4950 REG_EQUAL and REG_RETVAL.
4951 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4952 insn that has a REG_RETVAL.
4954 2008-02-01 Roger Sayle <roger@eyesopen.com>
4957 * configure.ac (--enable-fixed-point): Disable unless explicitly
4959 * configure: Regenerate.
4961 2008-02-01 Richard Guenther <rguenther@suse.de>
4964 * invoke.texi (-finline-limit): Remove no longer true parts
4965 of the documentation. Note that there is no default value.
4967 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4968 Mark Mitchell <mark@codesourcery.com>
4969 Ben Elliston <bje@au.ibm.com>
4972 * doc/extend.texi (Other Builtins): Document.
4974 2008-01-31 Tom Browder <tom.browder@gmail.com>
4976 * doc/c-tree.texi (Types): Fix grammar.
4977 (Expression trees): Ditto.
4978 * doc/passes.texi (Tree-SSA passes): Ditto.
4980 * doc/configterms.texi (Configure Terms): Fix typo.
4981 * doc/cpp.texi (Common Predefined Macros): Ditto.
4982 * doc/md.texi (Machine Constraints): Ditto.
4984 * doc/makefile.texi (Makefile): Add comma.
4986 2008-01-31 Tom Browder <tom.browder@gmail.com>
4987 Gerald Pfeifer <gerald@pfeifer.com>
4989 * doc/sourcebuild.texi (Front End): Remove references to CVS
4990 and CVSROOT/modules.
4991 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4992 (Back End): Remove reference to CVS.
4994 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4997 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4999 (mips16_gp_pseudo_reg): ...here.
5000 * config/mips/mips.md (load_const_gp): Replace with...
5001 (load_const_gp_<mode>): ...this :P-based insn.
5003 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5005 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5006 options. Minor fixes.
5007 (-std): Move reference to standards closer to where language
5008 standards are first mentioned.
5010 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5012 PR rtl-optimization/34995
5013 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5014 parameter and return a bool. If the rtx parameter is nonnull,
5015 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5016 (find_reloads): Update call accordingly. Pass the new operand
5017 if it needed no address reloads, otherwise pass null.
5019 2008-01-30 Richard Henderson <rth@redhat.com>
5022 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5023 for unbounded arrays.
5025 2008-01-30 Silvius Rus <rus@google.com>
5027 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5029 2008-01-30 Jan Hubicka <jh@suse.cz>
5032 * i386.c (init_cumulative_args): Use real function declaration when
5035 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5037 PR rtl-optimization/34998
5038 * global.c (build_insn_chain): Treat non-subreg_lowpart
5039 SUBREGs of pseudos as clobbering all the words covered by the
5040 SUBREG, not just all the bytes.
5041 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5042 original df_ref rather than an extract parameter.
5043 (global_conflicts): Update call accordingly.
5045 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5047 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5048 the overflow check to make it easier to read.
5049 (__fixtfdi): Change the type of the ll member in union
5050 long_double to UDItype_x.
5052 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5055 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5056 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5057 * tree-inline.c (fold_marked_statements): Call
5058 cgraph_update_edges_for_call_stmt if folding a call statement.
5059 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5060 debug_generic_stmt calls, reset it back afterwards.
5063 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5065 * c-typeck.c (build_external_ref): Don't pedwarn about
5066 static vars in current function's scope.
5068 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5070 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5072 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5075 * ipa-struct-reorg.c: Fix spelling.
5076 * params.def: Ditto.
5078 2008-01-29 Richard Guenther <rguenther@suse.de>
5081 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5083 * tree-inline.c (remap_type): Increment remapping_type_depth
5084 around remapping types.
5085 (copy_body_r): Only add referenced variables if they are referenced
5086 from code, not types.
5088 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5099 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5100 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5102 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5105 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5106 pointer for tiny stack.
5108 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5110 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5112 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5114 * config/vx-common.h: Fix typo in comment.
5116 2008-01-28 Ian Lance Taylor <iant@google.com>
5120 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5121 coalesce pointers if they have different DECL_NO_TBAA_P values.
5122 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5123 between variables with different DECL_NO_TBAA_P values.
5125 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5128 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5129 are not legitimate small data references on SPE targets.
5131 2008-01-28 David Daney <ddaney@avtrex.com>
5133 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5135 2008-01-28 David Daney <ddaney@avtrex.com>
5137 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5139 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5141 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5142 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5143 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5144 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5145 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5146 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5147 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5148 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5150 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5152 * basic-block.h (condjump_equiv_p): Fix comment.
5154 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5156 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5157 print_generic_stmt_indented): Fix comment.
5159 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5161 * configure.ac (__stack_chk_fail): Add detecion for availability
5162 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5163 * configure: Regenerate.
5165 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5168 * final.c (output_addr_const): Handle TRUNCATE.
5170 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5173 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5174 (zero_cost, infinite_cost): New constants.
5175 (struct cost_pair): Change type of cost to comp_cost.
5176 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5177 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5179 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5180 split_address_cost, ptr_difference_cost, difference_cost,
5181 get_computation_cost_at, get_computation_cost,
5182 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5183 determine_use_iv_cost_condition, determine_use_iv_costs,
5184 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5185 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5186 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5187 Change type of cost to comp_cost.
5188 (determine_iv_cost): Increase cost of non-original ivs, instead
5189 of decreasing the cost of original ones.
5190 (get_address_cost): Indicate the complexity of the addressing mode
5192 (try_add_cand_for): Prefer using ivs not specific to some object.
5193 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5195 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5196 Janis Johnson <janis187@us.ibm.com>
5199 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5200 (TARGET_INSTANTIATE_DECLS): Likewise.
5201 * target.h (expand_to_rtl_hook): New target hook.
5202 (instantiate_decls): Likewise.
5203 * function.c (instantiate_decl): Make non-static. Rename to...
5204 (instantiate_decl_rtl): ... this.
5205 (instantiate_expr): Use instantiate_decl_rtl.
5206 (instantiate_decls_1): Likewise.
5207 (instantiate_decls): Likewise.
5208 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5209 * function.h (instantiate_decl_rtl): Add prototype.
5210 * cfgexpand.c (target.h): New include.
5211 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5212 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5213 (TARGET_INSTANTIATE_DECLS): Likewise.
5214 (TARGET_INITIALIZER): New target hooks added.
5215 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5217 * config/rs6000/rs6000.c (tree-flow.h): New include.
5218 (machine_function): Add sdmode_stack_slot field.
5219 (rs6000_alloc_sdmode_stack_slot): New function.
5220 (rs6000_instantiate_decls): Likewise.
5221 (rs6000_secondary_memory_needed_rtx): Likewise.
5222 (rs6000_check_sdmode): Likewise.
5223 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5224 (TARGET_INSTANTIATE_DECLS): Likewise.
5225 (rs6000_hard_regno_mode_ok): Allow SDmode.
5226 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5227 (rs6000_emit_move): Handle SDmode.
5228 (function_arg_advance): Likewise.
5229 (function_arg): Likewise.
5230 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5231 SDmode var args for 32-bit compiles.
5232 (rs6000_secondary_reload_class): Handle SDmode.
5233 (rs6000_output_function_epilogue): Likewise.
5234 (rs6000_function_value): Simplify if statement.
5235 (rs6000_libcall_value): Likewise.
5236 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5237 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5238 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5239 (movsd_hardfloat): New define_insn.
5240 (movsd_softfloat): Likewise.
5241 (movsd_store): Likewise.
5242 (movsd_load): Likewise.
5243 (extendsddd2): Likewise.
5244 (extendsdtd2): Likewise.
5245 (truncddsd2): Likewise.
5246 (movdd_hardfloat64): Fixup comment.
5247 (UNSPEC_MOVSD_LOAD): New constant.
5248 (UNSPEC_MOVSD_STORE): Likewise.
5250 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5253 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5255 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5256 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5257 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5260 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5263 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5264 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5265 __LONGDOUBLE128 too.
5266 * config/rs6000/aix61.h: New file.
5268 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5270 PR rtl-optimization/34959
5271 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5272 popcount and parity rtxes the same mode as their operand.
5273 Truncate or extend the result to the return value's mode
5276 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5279 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5280 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5281 to GOT_VERSION_REGNUM.
5282 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5283 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5284 * config/mips/mips.c (mips_emit_call_insn): New function.
5285 (mips_call_tls_get_addr): Call mips_expand_call directly.
5286 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5288 (mips16_build_call_stub): Likewise. Return the call insn or null.
5289 (mips_expand_call): Update the call to mips16_build_call_stub
5290 accordingly and a remove redundant condition. Assert that MIPS16
5291 stubs do not use lazy binding. Use mips_emit_call_insn and return
5293 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5295 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5296 (mips_avoid_hazard): Remove hazard_set handling.
5297 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5298 (UNSPEC_RESTORE_GP): ...this.
5299 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5300 (FAKE_CALL_REGNO): Rename to...
5301 (GOT_VERSION_REGNUM): ...this.
5302 (type): Add "ghost" value. Add an associated insn reservation.
5303 (hazard_set): Remove.
5304 (exception_receiver): Rename to...
5305 (restore_gp): ...this and update the unspec identifier accordingly.
5306 (exception_receiver, nonlocal_got_receiver): New expanders.
5307 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5308 FAKE_CALL_REGNO. Remove hazard_set attribute.
5309 (set_got_version, update_got_version): New patterns.
5311 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5314 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5316 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5319 * doc/install.texi2html: Generate gcc-vers.texi.
5321 2008-01-25 DJ Delorie <dj@redhat.com>
5323 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5325 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5327 * config/c4x: Remove directory.
5328 * config.gcc (crx-*, mt-*): Mark obsolete.
5329 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5330 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5331 sh-*-rtemscoff*): Remove cases.
5332 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5333 * real.c (encode_c4x_single, decode_c4x_single,
5334 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5335 c4x_extended_format): Remove.
5336 * real.h (c4x_single_format, c4x_extended_format): Remove.
5337 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5339 (Pragmas): Remove comment about c4x pragmas.
5340 * doc/install.texi (c4x): Remove target-specific instructions.
5341 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5342 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5343 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5344 refer to C4x source files as examples.
5345 (C4X_FLOAT_FORMAT): Remove documentation.
5347 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5349 * config/bfin/bfin.c (override_options): Reorder tests so that
5350 flag_pic gets enabled for -msep-data.
5352 2008-01-25 Richard Guenther <rguenther@suse.de>
5355 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5356 to its bitfield precision if required.
5358 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5361 * tree-nested.c (walk_omp_for): New function.
5362 (convert_nonlocal_reference, convert_local_reference): Call
5363 walk_omp_for on OMP_FOR.
5364 (convert_call_expr): Call walk_body on OMP_FOR's
5365 OMP_FOR_PRE_INIT_BODY.
5367 2008-01-25 Richard Guenther <rguenther@suse.de>
5369 PR tree-optimization/34966
5370 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5371 default defs and PHI_NODEs we have to insert after the
5374 2008-01-24 Nick Clifton <nickc@redhat.com>
5376 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5377 Provide a default definition.
5378 (LIBGCC2_UNITS_PER_WORD): Likewise.
5380 * config/stormy16/stormy16.c: Include df.h for the prototype
5381 for df_regs_ever_live_p.
5382 (xstormy16_expand_builtin_va_start): Convert the stack offset
5383 into a component_ref and then use POINTER_PLUS_EXPR to add it
5384 to the incoming_virtual_args_rtx.
5385 (xstormy16_gimplify_va_arg_expr): Rename to
5386 xstormy16_gimplify_va_arg_expr.
5387 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5388 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5389 xstormy16_gimplify_va_arg_expr.
5390 Fix up some formatting issues.
5392 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5393 Move to predicates.md.
5394 (xs_hi_general_operand): Likewise.
5395 (xs_hi_nonmemory_operand): Likewise.
5396 * config/stormy16/predicates.md:
5397 (xstormy16_carry_plus_operand): New predicate.
5398 (xs_hi_general_operand): New predicate.
5399 (xs_hi_nonmemory_operand): New predicate.
5400 * config/stormy16/stormy16-protos.h:
5401 (xstormy16_carry_plus_operand): Delete prototype.
5402 (xs_hi_general_operand): Likewise.
5403 (xs_hi_nonmemory_operand): Likewise.
5405 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5406 modifiers as they are no longer needed and they can trigger
5407 reload spill failures.
5409 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5410 with a match_operand in order to help reload.
5412 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5413 constraint with 'e' for the 8th alternative as this version of
5414 the mov.w instruction only accepts the lower 8 registers.
5416 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5419 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5420 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5423 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5426 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5428 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5430 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5432 (remove_structure): Update allocations list before removing structure.
5434 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5436 * ipa-struct-reorg.c (is_safe_cond_expr,
5437 create_new_stmts_for_cond_expr): Use integer_zerop function,
5438 that recognize not only zero-pointer, but zero-integer too.
5440 2008-01-25 Ben Elliston <bje@au.ibm.com>
5443 * fixproto: Escape "." in sed expression that strips leading "./".
5445 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5448 * gcc.c (SWITCH_OK): Removed.
5449 (SWITCH_LIVE): Changed to bit.
5450 (SWITCH_FALSE): Likewise.
5451 (SWITCH_IGNORE): Likewise.
5452 (switchstr): Change live_cond to unsigned int.
5453 (process_command): Replace SWITCH_OK with 0.
5454 (do_self_spec): Likewise.
5455 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5456 (give_switch): Likewise.
5457 (used_arg): Likewise.
5458 (do_spec_1): Set the SWITCH_IGNORE bit.
5459 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5460 bits. Set the SWITCH_LIVE bit.
5462 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5464 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5466 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5468 PR tree-optimization/34472
5469 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5470 parameter to a "bool *" and set *DATA to false if there is
5471 an unsafe access. Do not delete the structure here.
5472 (check_cond_exprs): Delete it here instead.
5473 (check_cond_exprs, exclude_cold_structs): Do not increase
5474 I when removing a structure.
5476 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5479 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5480 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5482 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5485 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5486 a fixed vector for stack.
5488 2008-01-24 Ben Elliston <bje@au.ibm.com>
5491 * doc/gcc.texi (Software development): Add a direntry for g++.
5493 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5495 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5496 stale and straggling -fforce-addr comments above.
5498 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5500 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5501 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5503 2008-01-23 Michael Matz <matz@suse.de>
5506 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5509 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5511 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5514 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5516 * config/avr/avr.c (avr_current_arch): New variable.
5517 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5518 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5519 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5520 (avr_override_options): Init 'avr_current_arch'.
5521 (base_arch_s): Move from here...
5522 * config/avr/avr.h (base_arch_s): ... here. Add new members
5523 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5524 'mega' to 'have_jmp_call'.
5525 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5526 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5528 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5530 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5531 MULTILIB_MATCHES): (Ditto.).
5533 2008-01-23 Richard Guenther <rguenther@suse.de>
5536 * cgraphunit.c (cgraph_reset_node): Always mark the node
5537 not reachable if it is not queued already.
5539 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5541 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5542 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5543 (cputype_selected): New static variable.
5544 (bfin_handle_option): Set it if -mcpu is used.
5545 (override_option): Select default set of workarounds if no cpu type
5546 selected on the command line.
5547 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5549 From Michael Frysinger <michael.frysinger@analog.com>
5550 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5551 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5553 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5554 for bf547, bf523, bf524, and bf526.
5555 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5557 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5558 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5559 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5560 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5561 * doc/invoke.texi (Blackfin Options): Document that
5562 -mcpu now accept bf547, bf523, bf524, and bf526.
5564 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5566 PR rtl-optimization/34628
5567 * combine.c (try_combine): Stop and undo after the first combination
5568 if an autoincrement side-effect on the first insn has effectively
5571 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5574 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5575 Offset addresses are not valid for Altivec or paired float modes.
5577 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5580 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5581 if DECL_INITIAL (decl) is error_mark_node.
5584 * c-common.c (handle_vector_size_attribute): Only allow
5585 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5586 the same way as pointer, array etc. types.
5587 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5590 * tree.c (build_type_attribute_qual_variant): Call
5591 build_qualified_type if attributes are equal, but quals are not.
5593 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5596 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5597 * flags.h (warn_strict_aliasing): Remove.
5598 (warn_strict_overflow): Remove.
5599 * opts.c (warn_strict_aliasing): Remove.
5600 (warn_strict_overflow): Remove.
5601 * c-opts.c (c_common_handle_option): -Wall only sets
5602 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5603 (c_common_post_options): Give default values to -Wstrict-aliasing
5604 and -Wstrict-overflow if they are uninitialized.
5605 * common.opt (Wstrict-aliasing): Specify Var and Init.
5606 (Wstrict-overflow): Likewise.
5608 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5610 PR rtl-optimization/26854
5611 PR rtl-optimization/34400
5612 PR rtl-optimization/34884
5613 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5615 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5616 (df_rd_bb_info.expanded_lr_out): Deleted
5617 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5618 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5619 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5620 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5621 Removed code to allocate, initialize or free expanded_lr_out.
5622 (df_rd_bb_local_compute_process_def): Restructured to make more
5624 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5625 sets if the sets are being trimmed.
5627 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5630 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5631 (as_vers): Likewise.
5632 * configure: Regenerated.
5634 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5637 * tree-pass.h (pass_build_alias): New pass.
5638 * tree-ssa-alias.c (gate_build_alias): New.
5639 (pass_build_alias): New.
5640 * passes.c (init_optimization_passes): Add pass_build_alias after
5641 pass_create_structure_vars.
5643 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5645 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5646 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5647 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5648 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5649 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5650 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5651 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5652 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5653 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5654 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5655 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5656 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5657 * config/s390/s390.md (FP_ALL): New mode iterator.
5658 (_d): New mode attribute.
5659 ("*signbit<mode>2>"): Changed mode of first operand.
5660 ("isinf<mode>2"): Changed mode of first operand.
5661 ("*TDC_insn"): Adaptation for DFP modes.
5663 2008-01-22 Ben Elliston <bje@au.ibm.com>
5665 * tree.c (check_qualified_type): Improve function description.
5667 2008-01-21 Jason Merrill <jason@redhat.com>
5670 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5671 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5674 2008-01-21 DJ Delorie <dj@redhat.com>
5676 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5679 2008-01-21 Richard Guenther <rguenther@suse.de>
5682 * tree-cfg.c (verify_expr): Allow all invariant expressions
5683 instead of just constant class ones as reference argument.
5684 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5685 like any other constant.
5686 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5688 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5690 * regmove.c (fixup_match_1): Update call crossed frequencies.
5692 2008-01-21 Richard Guenther <rguenther@suse.de>
5695 * tree-inline.c (setup_one_parameter): Deal with mismatched
5696 types using a VIEW_CONVERT_EXPR.
5698 2008-01-21 Alon Dayan <alond@il.ibm.com>
5699 Olga Golovanevsky <olga@il.ibm.com>
5701 PR tree-optimization/34701
5702 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5703 when the structure size is not a power of 2.
5705 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5707 * doc/install.texi: Add doc for --enable-checking=df.
5709 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5711 PR rtl-optimization/34808
5712 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5714 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5716 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5719 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5721 PR rtl-optimization/26854
5722 PR rtl-optimization/34400
5723 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5725 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5726 (df_rd_bb_info.expanded_lr_out): New.
5727 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5728 * loop_iv.c (iv_analysis_loop_init): Ditto.
5729 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5730 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5731 Added code to allocate, initialize or free expanded_lr_out.
5732 (df_rd_bb_local_compute_process_def): Restructured to make
5733 more understandable.
5734 (df_rd_confluence_n): Add code to do nothing with fake edges and
5735 code to no apply invalidate_by_call sets if the sets are being trimmed.
5736 (df_lr_local_finalize): Renamed to df_lr_finalize.
5737 (df_live_local_finalize): Renamed to df_live_finalize.
5739 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5742 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5743 deciding whether to use reciprocal instructions.
5745 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5747 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5748 dwarf2out_note_section_used if cold_text_section is NULL.
5750 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5752 PR gcov-profile/34610
5753 * tree-cfg.c (make_edges): Mark both outgoing edges from
5754 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5755 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5756 from OMP_FOR and OMP_CONTINUE outgoing edges.
5758 * tree-profile.c (tree_profiling): Return early if
5759 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5761 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5762 from cfun to child_cfun.
5763 * function.h (struct function): Add after_tree_profile bit.
5765 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5767 * config/avr/avr.S (_exit): Disable interrupt.
5769 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5770 Steven Bosscher <stevenb.gcc@gmail.com>
5772 PR rtl-optimization/26854
5773 PR rtl-optimization/34400
5774 * df-problems.c (df_live_scratch): New scratch bitmap.
5775 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5776 (df_live_reset): Clear the proper bitmaps.
5777 (df_live_bb_local_compute): Only process the artificial defs once
5778 since the order is not important.
5779 (df_live_init): Init the df_live sets only with the variables
5780 found live by df_lr.
5781 (df_live_transfer_function): Use the df_lr sets to prune the
5782 df_live sets as they are being computed.
5783 (df_live_free): Free df_live_scratch.
5785 2008-01-18 Ian Lance Taylor <iant@google.com>
5787 * common.opt: Add fmerge-debug-strings.
5788 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5789 flag_merge_debug_strings rather than flag_merge_constants.
5790 * doc/invoke.texi (Option Summary): Mention
5791 -fmerge-debug-strings.
5792 (Debugging Options): Document -fmerge-debug-strings.
5794 2008-01-18 Ian Lance Taylor <iant@google.com>
5797 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5798 (struct tree_function_decl): Add new field operator_new_flag.
5799 * tree-inline.c (expand_call_inline): When inlining a call to
5800 operator new, force the return value to go into a variable, and
5801 set DECL_NO_TBAA_P on that variable.
5802 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5804 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5807 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5808 DWARF2_DEBUGGING_INFO.
5809 (dwarf2out_note_section_used): Ditto. Add prototype.
5810 (have_multiple_function_sections, text_section_used,
5811 cold_text_section_used, *cold_text_sections): Move declarations
5814 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5816 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5817 field and add signal_ra.
5818 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5819 assignments to frame state pc. Move end of stack check after
5820 MD_FALLBACK_FRAME_STATE_FOR.
5821 (uw_update_context_1): Use frame state signal_regs if set, instead
5822 of checking signal_frame flag.
5823 (uw_update_context): Use frame state signal_ra if set.
5824 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5825 * config/xtensa/linux-unwind.h: New file.
5827 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5829 * modulo-sched.c (get_sched_window): Fix comment typo.
5831 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5833 PR tree-optimization/34648
5834 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5836 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5838 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5839 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5841 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5843 PR rtl-optimization/34400
5844 * df-core.c (df_worklist_dataflow_overeager,
5845 df_worklist_dataflow_doublequeue): New functions.
5846 (df_worklist_dataflow): Two different worklist solvers.
5847 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5850 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5853 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5854 and ftree-parallelize-loops.
5856 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5858 PR rtl-optimization/34826
5859 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5861 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5863 * global.c (find_reg): Mark the eh regs as used if necessary.
5864 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5865 * ra.h (struct allocno): no_eh_reg field added. Changed
5866 no_stack_reg type to bitfield.
5868 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5870 * tree.c (substitute_in_expr): Add missing 'break'.
5872 2008-01-17 Richard Guenther <rguenther@suse.de>
5874 PR tree-optimization/34825
5875 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5876 x / x as division to handle.
5878 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5880 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5881 "-pthread" is specified.
5882 * pa-hpux11.h (LIB_SPEC): Likewise.
5884 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5885 Peter Bergner <bergner@vnet.ibm.com>
5887 PR rtl-optimization/33796
5888 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5890 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5892 PR libgfortran/34699
5893 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5895 * pa-hpux10.h (LINK_SPEC): Likewise.
5896 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5898 2008-01-16 Richard Guenther <rguenther@suse.de>
5901 * fold-const.c (fold_convert_const_int_from_int): Do not
5902 set overflow if that occured only because of a sign extension
5903 change when converting from/to a sizetype with the same
5904 precision and signedness.
5906 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5909 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5910 location address to the correct place. Update copyright year.
5912 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5914 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5915 no dependences in the dependence_relations vector.
5917 2008-01-16 Jan Hubicka <jh@suse.cz>
5919 PR rtl-optimization/31396
5920 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5921 * cfg.c (dump_reg_info): Print it.
5922 * regs.h (struct reg_info_t): add freq_calls_crossed.
5923 (REG_FREQ_CALLS_CROSSED): New macro.
5924 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5925 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5926 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5927 regmove_optimize): Update call crossed frequencies.
5928 * local-alloc.c (struct qty): Add freq_calls_crossed.
5929 (alloc_qty): Copute freq_calls_crossed.
5930 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5931 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5932 * ra.h (struct allocno): Add freq_calls_crossed.
5934 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5936 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5937 libgomp when compiling with ftree-parallelize-loops.
5938 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5940 2008-01-16 Richard Guenther <rguenther@suse.de>
5942 PR tree-optimization/34769
5943 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5944 * tree.c (int_cst_value): Instead make this function more
5945 permissive in what it accepts as valid input. Document this
5946 function always sign-extends the value.
5948 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5949 Richard Guenther <rguenther@suse.de>
5952 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5953 (gimple_fold_indirect_ref_rhs): ... this.
5954 (gimple_fold_indirect_ref): New function with foldings
5955 that preserve lvalueness.
5956 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5957 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5958 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5959 to fold an INDIRECT_REF, fall back to the old use of
5960 fold_indirect_ref_1.
5962 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5964 * tree-data-ref.c (subscript_dependence_tester_1): Call
5965 free_conflict_function.
5966 (compute_self_dependence): Same.
5968 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5971 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5972 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5974 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5975 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5976 for DWARF2_UNWIND_INFO targets.
5978 2008-01-16 Richard Guenther <rguenther@suse.de>
5981 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5982 type qualifiers for function types.
5984 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5986 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5987 loop_iterator li from previous commit.
5989 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5991 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5993 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5995 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5996 (parallelize_loops): Don't parallelize irreducible components.
5998 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6001 * c-opts (c_common_post_options): Do not enable CPP
6002 flag_pedantic_errors by default.
6004 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6006 PR rtl-optimization/31944
6007 * cse.c (remove_pseudo_from_table): New function.
6008 (merge_equiv_classes): Use above function to remove pseudo-registers.
6009 (invalidate): Likewise.
6011 2008-01-13 Richard Guenther <rguenther@suse.de>
6014 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6015 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6017 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6019 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6020 validate_change to unshare the source of the PC set.
6022 2008-01-12 Jan Hubicka <jh@suse.cz>
6025 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6026 references above array bounds. This might trigger bounds checks for
6029 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6031 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6032 new_replaceable_dependencies.
6034 2008-01-12 Doug Kwan <dougkwan@google.com>
6036 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6037 instead of OPT_Wreturn_type in warning due to ignored return type
6039 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6040 options included in -Wextra.
6041 * c.opt: New option -Wignored_qualifiers.
6042 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6043 -Wignore_qualifiers.
6044 (-Wignored-qualifiers): Document.
6045 (-Wreturn-type): Remove description of functionality now handled
6046 by -Wignored-qualifiers.
6048 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6051 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6052 NOP_EXPR if it is between integral types with the same precision.
6054 2008-01-12 Jan Hubicka <jh@suse.cz>
6057 * invoke.texi (max-inline-recursive-depth): Fix default value.
6059 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6061 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6064 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6066 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6068 2008-01-11 James E. Wilson <wilson@specifix.com>
6071 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6073 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6075 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6076 save/restore frame pointer register and don't use 'call-prologues'
6077 optimization in function with "OS_task" attribute.
6079 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6082 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6083 when copying to memory.
6085 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6087 PR rtl-optimization/30905
6088 * cfgcleanup.c: Include dce.h
6089 (crossjumps_occured): New global variable.
6090 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6091 If something changed, set crossjumps_occured to true.
6092 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6093 Don't add/remove fake edges to exit here...
6094 (cleanup_cfg): ...but do it here, when crossjumping.
6095 Run a fast DCE when successful crossjumps occured in the latest
6096 iteration of try_optimize_cfg.
6098 2008-01-11 Richard Guenther <rguenther@suse.de>
6100 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6101 (struct vn_unary_op_s): Likewise.
6102 (vn_reference_insert): Free old reference on hash collision.
6104 2008-01-10 Raksit Ashok <raksit@google.com>
6106 PR rtl-optimization/27971
6107 * combine.c (find_split_point): Split PLUS expressions which are
6108 inside a MEM rtx, and whose first operand is complex.
6110 2008-01-10 DJ Delorie <dj@redhat.com>
6112 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6113 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6114 (m32c_hard_regno_ok): Call the underlying function.
6116 2008-01-10 Richard Guenther <rguenther@suse.de>
6119 * tree-cfg.c (tree_merge_blocks): Do not go through the
6120 full-blown folding and stmt updating path if we just deal
6121 with virtual operands.
6122 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6123 test for abnormal SSA_NAMEs.
6125 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6128 * reload.c (push_reload): Add assertions. All constants from
6129 reg_equiv_constant should have been used for replacing the respective
6131 (find_reloads_address): Invoke find_reloads_address_part for
6132 constant taken from the reg_equiv_constant array.
6134 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6136 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6137 field (valnum) the first in the struct. Replace bools with
6140 2008-01-10 Richard Guenther <rguenther@suse.de>
6142 PR tree-optimization/34651
6143 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6144 types and ordering for masking and converting.
6146 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6148 PR tree-optimization/34017
6149 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6150 also for PHI_NODE expressions.
6152 2008-01-09 Jan Hubicka <jh@suse.cz>
6154 PR tree-optimization/34708
6155 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6156 based on number of case labels.
6157 (init_inline_once): Remove switch_cost.
6158 * tree-inline.h (eni_weights_d): Remove switch_cost.
6160 2008-01-09 Richard Guenther <rguenther@suse.de>
6161 Andrew Pinski <andrew_pinski@playstation.sony.com>
6164 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6165 temporary if an rvalue is ok or an lvalue is not required.
6167 2008-01-09 Richard Guenther <rguenther@suse.de>
6170 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6173 2008-01-09 Richard Guenther <rguenther@suse.de>
6176 * tree.c (host_integerp): Check for sizetype only if the
6177 type is an integer type.
6179 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6182 * opts.c (decode_options): Disable inlining of functions called
6183 once if not in unit-at-a-time mode.
6185 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6187 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6189 2008-01-08 Richard Guenther <rguenther@suse.de>
6192 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6193 out early if the result will be unused.
6195 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6200 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6201 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6204 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6206 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6207 for vectorization tuned.
6209 2008-01-08 Richard Guenther <rguenther@suse.de>
6211 PR tree-optimization/34683
6212 * tree-ssa-operands.c (operand_build_cmp): Export.
6213 * tree-ssa-operands.h (operand_build_cmp): Declare.
6214 * tree-vn.c (vuses_compare): Remove.
6215 (sort_vuses): Use operand_build_cmp.
6216 (sort_vuses_heap): Likewise.
6217 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6218 to re-use old VEC if available. Do not sort already sorted VUSEs.
6219 (vdefs_to_vec): Do not sort already sorted VDEFs.
6221 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6224 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6226 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6229 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6230 limitations of reciprocal sequences on x86 targets.
6232 2008-01-08 Richard Guenther <rguenther@suse.de>
6234 PR tree-optimization/34683
6235 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6237 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6240 * config/darwin.c (darwin_mergeable_string_section): Don't use
6241 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6243 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6246 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6247 negxf2. Macroize expander using X87MODEF mode iterator. Change
6248 predicates of op0 and op1 to register_operand.
6249 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6250 expander using X87MODEF mode iterator. Change predicates of
6251 op0 and op1 to register_operand.
6252 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6253 corresponding patterns and macroize using MODEF macro. Change
6254 predicates of op0 and op1 to register_operand and remove
6255 "m" constraint. Disparage "r" alternative with "!".
6256 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6257 macroize using X87MODEF macro. Change predicates of op0 and op1
6258 to register_operand and remove "m" constraint. Disparage "r"
6259 alternative with "!".
6260 (absneg splitter with memory operands): Remove.
6261 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6262 patterns and macroize using X87MODEF mode iterator.
6263 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6264 Change predicate of op1 to register_operand.
6265 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6266 for memory operands.
6268 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6270 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6272 2008-01-07 Richard Guenther <rguenther@suse.de>
6274 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6277 2008-01-07 Richard Guenther <rguenther@suse.de>
6279 PR tree-optimization/34683
6280 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6281 VOPs of the needed size to save memory. Use VEC_quick_push
6282 to save compile-time.
6283 (vdefs_to_vec): Likewise.
6285 2008-01-07 Sa Liu <saliu@de.ibm.com>
6287 * config/spu/spu.md (divdf3): Genetate inline code for double
6288 division. The implementation doesn't handle INF or NAN, therefore it
6289 only applies when -ffinite-math-only is given.
6291 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6294 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6295 * doc/cpp.texi ([Common Predefined Macros]): Document.
6297 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6299 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6300 order to use commutative addition instead of subtraction.
6302 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6303 Mircea Namolaru <namolaru@il.ibm.com>
6304 Vladimir Yanovsky <yanov@il.ibm.com>
6305 Revital Eres <eres@il.ibm.com>
6307 PR tree-optimization/34263
6308 * tree-outof-ssa.c (process_single_block_loop_latch,
6309 contains_tree_r): New functions.
6310 (analyze_edges_for_bb): Call process_single_block_loop_latch
6311 function to empty single-basic-block latch block if possible.
6313 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6315 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6317 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6319 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6321 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6323 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6325 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6327 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6329 PR tree-optimization/34618
6330 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6333 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6336 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6337 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6338 Update copyright year.
6340 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6341 Update copyright year.
6342 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6345 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6347 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6348 edge does not point to current bb before changing need_assert.
6350 2008-01-04 Richard Guenther <rguenther@suse.de>
6353 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6354 for verifying purposes if they are is_gimple_min_invariant.
6356 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6358 PR tree-optimization/34448
6359 PR tree-optimization/34465
6360 * gimplify.c (gimplify_init_constructor): Add new parameter
6361 notify_temp_creation. Use it.
6362 (gimplify_modify_expr_rhs): Take volatiles into account when
6363 optimizing constructors.
6364 Do not optimize constructors if gimplify_init_constructor will dump to
6366 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6367 * gcc.c-torture/compile/pr34448.c: New.
6369 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6371 PR gcov-profile/34609
6372 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6373 return_slot if result is TREE_ADDRESSABLE.
6375 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6377 * config/mips/mips.md (sqrt_condition): Tweak comment.
6378 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6380 2008-01-03 Tom Tromey <tromey@redhat.com>
6383 * c-common.c (c_type_hash): Handle VLAs.
6385 2008-01-03 Jan Hubicka <jh@suse.cz>
6387 PR tree-optimization/31081
6388 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6389 0 when inlining and not inlining to first basic block.
6390 (remap_decl): When var is initialized to 0, don't set default_def.
6391 (expand_call_inline): Set entry_bb.
6392 * tree-inline.h (copy_body_data): Add entry_bb.
6394 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6397 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6400 PR tree-optimization/29484
6401 * tree-inline.c (inline_forbidden_p_2): New function.
6402 (inline_forbidden_p): Disallow inlining if some static var
6403 has an address of a local LABEL_DECL in its initializer.
6404 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6407 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6409 PR tree-optimization/34635
6410 * tree-data-ref.c (add_other_self_distances): Make sure that the
6411 evolution step is constant.
6413 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6416 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6418 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6420 * tree-sra.c (scalarize_init): Insert the generate_element_init
6421 statements after the generate_element_zero statements.
6423 2008-01-02 Richard Guenther <rguenther@suse.de>
6427 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6428 for very large number of operands instead of ICEing.
6430 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6433 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6434 while stack probing.
6436 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6438 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6441 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6444 * tree-mudflap.c (mx_register_decls): Guard warning by
6445 !DECL_ARTIFICIAL check.
6447 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6449 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6450 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6451 sse5_perm<mode>): Fix constraints.