1 2008-04-09 David Edelsohn <edelsohn@gnu.org>
4 * toplev.c (process_options): Remove -ffunction-sections debugging
7 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
10 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
11 than gen_rtx_fmt_ee to perform more canonicalizations.
13 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18 2008-04-09 Richard Guenther <rguenther@suse.de>
20 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21 (dump_function_to_file): Dump function arguments with types.
23 2008-04-08 Richard Guenther <rguenther@suse.de>
25 * fold-const.c (fold_widened_comparison): Do not allow
26 sign-changes that change the result.
28 2008-04-08 Janis Johnson <janis187@us.ibm.com>
31 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
32 kinds of indirect references.
34 2008-04-08 David Edelsohn <edelsohn@gnu.org>
36 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
37 GNU Fortran language string.
39 2008-04-08 Rafael Espindola <espindola@google.com>
41 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
42 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
43 * tree.h (tree_call_nonnegative_warnv_p): New.
45 2008-04-08 Jan Hubicka <jh@suse.cz>
47 * function.c (free_after_compilation): Clear out regno_reg_rtx
50 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
53 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
56 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
57 same precedence as REG_POINTER and MEM_POINTER operands.
59 2008-04-08 Richard Guenther <rguenther@suse.de>
62 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
63 for adding index to base.
65 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
67 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
68 (MINGW_ENABLE_EXECUTE_STACK): New.
69 (IN_LIBGCC2): For libgcc include windows.h file for
70 function declarations.
72 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
74 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
75 and tem2 if tem1 is not a REG or MULT.
77 2008-04-08 Jan Hubicka <jh@suse.cz>
79 * function.h (incomming_args): Break out of struct function.
80 (function_subsections): Break out of struct function.
81 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
82 return_rtx and hard_reg_initial_vals from struct function.
83 Kill inl_max_label_num.
84 (current_function_pops_args, current_function_args_info,
85 current_function_args_size, current_function_args_size,
86 current_function_pretend_args_size,
87 current_function_outgoing_args_size,
88 current_function_internal_arg_pointer, current_function_return_rtx):
89 Kill compatibility accestor macros.
90 * builtins.c (expand_builtin_apply_args_1): Update.
91 (expand_builtin_next_arg): Update.
92 * df-scan.c (df_get_call_refs): Update.
93 * dbxout.c (dbxout_function_end): Update.
94 * dwarf2out.c (dwarf2out_switch_text_section): Update.
95 (output_line_info): Update.
96 (secname_for_decl): Update.
97 (dwarf2out_var_location): Update.
98 * function.c (free_after_compilation): Update.
99 (assign_parm_find_stack_rtl): Update.
100 (assign_parms): Update.
101 (expand_dummy_function_end): Update.
102 (expand_function_end): Update.
103 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
104 (expand_call): Update.
105 (emit_library_call_value_1): Update.
106 (store_one_arg): Update.
107 * varasm.c (initialize_cold_section_name): Update.
108 (unlikely_text_section): Update.
109 (unlikely_text_section_p): Update.
110 (assemble_start_function): Update.
111 (assemble_end_function): Update.
112 (default_section_type_flags): Update.
113 (switch_to_section): Update.
114 * integrate.c (set_decl_abstract_flags): Update.
115 (get_hard_reg_initial_val): Update.
116 (has_hard_reg_initial_val): Update.
117 (allocate_initial_values): Update.
118 * resource.c (init_resource_info): Update.
119 * config/alpha/alpha.c (NUM_ARGS): Update.
120 (direct_return): Update.
121 (alpha_va_start): Update.
122 (alpha_sa_size): Update.
123 (alpha_initial_elimination_offset): Update.
124 (alpha_expand_prologue): Update.
125 (alpha_start_function): Update.
126 (alpha_expand_epilogue): Update.
127 (unicosmk_initial_elimination_offset):
128 * config/alpha/alpha.md (call expander): Update.
129 * config/s390/s390.c (s390_register_info): Update.
130 (s390_register_info): Update.
131 (s390_frame_info): Update.
132 (s390_initial_elimination_offset): Update.
133 (s390_build_builtin_va_list): Update.
134 (s390_va_start): Update.
135 * config/spu/spu.c (direct_return): Update.
136 (spu_expand_prologue): Update.
137 (spu_initial_elimination_offset): Update.
138 (spu_build_builtin_va_list): Update.
139 (spu_va_start): Update.
140 * config/sparc/sparc.c (sparc_init_modes): Update.
141 (sparc_compute_frame_size): Update.
142 (function_value): Update.
143 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
144 * config/i386/i386.md (return expander): Update.
145 * config/i386/i386.c (ix86_va_start): Update.
146 (ix86_can_use_return_insn_p): Update.
147 (ix86_compute_frame_layout): Update.
148 (ix86_expand_epilogue): Update.
149 * config/sh/sh.c (output_stack_adjust): Update.
150 (calc_live_regs): Update.
151 (sh_expand_prologue): Update.
152 (sh_builtin_saveregs): Update.
153 (sh_va_start): Update.
154 (initial_elimination_offset): Update.
155 (sh_allocate_initial_value): Update.
156 (sh_function_ok_for_sibcall): Update.
157 (sh_get_pr_initial_val): Update.
158 * config/sh/sh.md (return expander): Update.
159 * config/avr/avr.c (frame_pointer_required_p): UPdate.
160 * config/crx/crx.c (crx_compute_frame): UPdate.
161 (crx_initial_elimination_offset): UPdate.
162 * config/xtensa/xtensa.c (compute_frame_size): Update
163 (xtensa_builtin_saveregs): Update.
164 (xtensa_va_start): Update.
165 (order_regs_for_local_alloc): Update.
166 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
167 (xstormy16_expand_builtin_va_start): Update.
168 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
169 * config/m68hc11/m68hc11.md (return expanders): Update.
170 * config/m68hc11/m68hc11.c (expand_prologue): Update.
171 (expand_epilogue): Update.
172 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
173 (cris_simple_epilogue): Update.
174 (cris_expand_prologue): Update.
175 (cris_expand_epilogue): Update.
176 * config/iq2000/iq2000.c (iq2000_va_start): Update.
177 (compute_frame_size): Update.
178 * config/mt/mt.c (mt_compute_frame_size): Update.
179 * config/mn10300/mn10300.c (expand_prologue): Update.
180 (expand_epilogue): Update.
181 (initial_offset): Update.
182 (mn10300_builtin_saveregs):
183 * config/mn10300/mn10300.md (return expander): Update.
184 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
185 (ia64_initial_elimination_offset): Update.
186 (ia64_initial_elimination_offset): Update.
187 (ia64_expand_prologue): Update.
188 * config/m68k/m68k.md (return expander): Update.
189 * config/rs6000/rs6000.c (rs6000_va_start): Update.
190 (rs6000_stack_info): Update.
191 * config/mcore/mcore.c (layout_mcore_frame): Update.
192 (mcore_expand_prolog): Update.
193 * config/arc/arc.c (arc_compute_frame_size): Update.
194 * config/score/score3.c (score3_compute_frame_size): Update.
195 * config/score/score7.c (score7_compute_frame_size): Update.
196 * config/arm/arm.c (use_return_insn): Update.
197 (thumb_find_work_register): Update.
198 (arm_compute_save_reg_mask): Update.
199 (arm_output_function_prologue): Update.
200 (arm_output_epilogue): Update.
201 (arm_size_return_regs): Update.
202 (arm_get_frame_offsets): Update.
203 (arm_expand_prologue): Update.
204 (thumb_exit): Update.
205 (thumb_unexpanded_epilogue): Update.
206 (thumb1_output_function_prologue): Update.
207 * config/pa/pa.md (return expander): Update.
208 * config/pa/pa.c (compute_frame_size): Update.
209 (hppa_builtin_saveregs): Update.
210 * config/mips/mips.c (mips_va_start): Update.
211 (mips16_build_function_stub): Update.
212 (mips_compute_frame_info): Update.
213 (mips_restore_gp): Update.
214 (mips_output_function_prologue): Update.
215 (mips_expand_prologue): Update.
216 * config/v850/v850.c (compute_frame_size): Update.
217 (expand_prologue): * config/mmix/mmix.c (along): update.
218 (mmix_initial_elimination_offset): update.
219 (mmix_reorg): update.
220 (mmix_use_simple_return): update.
221 (mmix_expand_prologue): update.
222 (mmix_expand_epilogue): Update.
223 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
224 (emit_link_insn): Update.
226 2008-04-08 Anatoly Sokolov <aesok@post.ru>
228 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
229 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
231 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
234 2008-04-07 Jan Hubicka <jh@suse.cz>
236 * function.h (rtl): Rename to x_rtl.
238 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
239 frame_offset, stack_check_probe_note, arg_pointer_save_area,
240 used_temp_slots avail_temp_slots, temp_slot_level,
241 nonlocal_goto_handler_labels): Update accesstors.
242 (rtl): New global variable.
243 (struct function): Move some fileds to rtl_data.
244 (get_arg_pointer_save_area): Update prototype.
245 * builtins.c (expand_builtin_setjmp_receiver): Update call of
246 get_arg_pointer_save_area.
247 * expr.c (init_expr): Update
248 * function.c (get_frame_size): Update
249 (assign_stack_local): Update
250 (expand_function_end): Update.
251 (get_art_pointer_save_area): Update
253 * emit-rtl.c (rtl): Declare.
254 (regno_reg_rtx): Declare.
255 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
257 (gen_reg_rtx): Update.
258 * varasm.c (n_deferred_constatns): Update accestor.
259 (init_varasm_status): Do not allocate varasm_status.
260 (force_const_mem, get_pool_size, output_constant_pool): Update.
261 * stmt.c (force_label_rtx): Do not use x_ prefixes.
262 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
263 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
264 * sparc/sparc.h (INIT_EXPANDERS): Update.
265 * ia64/ia64.h (INIT_EXPANDERS): Update.
267 2008-04-07 James E. Wilson <wilson@tuliptree.org>
269 * reload.c (push_secondary_reload): Add missing break to for loop.
271 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
273 PR middle-end/PR28690
274 * rtlanal.c: Update copyright years.
275 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
276 as REG_POINTER and MEM_POINTER operands.
277 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
278 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
279 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
280 * gcse.c: Update copyright years.
281 (pre_delete): Call gen_reg_rtx_and_attrs.
282 (hoist_code): Likewise.
283 (build_store_vectors): Likewise.
284 (delete_store): Likewise.
285 * loop-invariant.c (move_invariant_reg): Likewise.
286 Update copyright years.
288 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
290 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
291 control string instead of quoted.
293 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
295 * doc/rtl.texi: Rewrite of subreg section.
297 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
300 * config/i386/i386.c (legitimize_pic_address): Add treating
301 of dllimport SYM_REF's.
302 (legitimize_dllimport_symbol): Add prototype.
304 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
306 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
307 reference in constructor with non self-referential type.
309 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
311 Removal of Return with Depressed Stack Pointer support
312 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
313 (ECF_SP_DEPRESSED): Likewise.
314 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
315 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
316 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
317 (expand_call): Do not test ECF_SP_DEPRESSED.
318 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
319 * function.c (keep_stack_depressed): Delete.
320 (handle_epilogue_set): Likewise.
321 (update_epilogue_consts): Likewise.
322 (emit_equiv_load): Likewise.
323 (thread_prologue_and_epilogue_insns): Remove support for Return with
324 Depressed Stack Pointer.
325 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
327 2008-04-06 Richard Guenther <rguenther@suse.de>
329 PR tree-optimization/35400
330 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
331 information from SSA_NAMEs.
333 2008-04-06 Anatoly Sokolov <aesok@post.ru>
335 * config/avr/avr.h (avr_mega_p): Remove declaration.
336 (AVR_MEGA): Remove macro.
337 * config/avr/avr.c (avr_mega_p): Remove variable.
338 (avr_override_options): Remove inicializion of avr_mega_p.
339 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
340 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
341 (avr_jump_mode): (Ditto.).
342 (avr_output_progmem_section_asm_op): (Ditto.).
343 (avr_asm_init_sections): (Ditto.).
344 (avr_asm_init_sections): (Ditto.).
345 (avr_rtx_costs): (Ditto.).
346 * config/avr/avr.md: (Ditto.).
347 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
350 2008-04-06 Richard Guenther <rguenther@suse.de>
352 PR tree-optimization/35842
353 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
354 is_gimple_invariant_address.
356 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
358 * gcc.c (default_compilers): Sync Fortran extensions list with
359 that in fortran/lang-specs.h.
360 * doc/invoke.texi: Likewise.
361 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
362 * dwarf2out.c (gen_compile_unit_die): Likewise.
364 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
366 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
368 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
371 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
372 attribute is used for nested functions.
374 2008-04-05 Jan Hubicka <jh@suse.cz>
376 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
378 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
380 (dump_files): Update.
381 (enable_rtl_dump_file): Do not accept letter argument.
382 * tree-pass.h (dump_file_info): Remove letter argument.
383 * toplev.c (decode_d_option): Update -da handling.
384 * toplev.h (enable_rtl_dump_file): Update prototype.
385 * passes.c (register_one_dump_file): Do not accept IPA argument; work
386 it out based on pass type.
387 (register_dump_files_1): Likewise.
388 (init_optimization_passes): Update register_one_dump_file calls.
389 (execute_one_pass): Sanity check that IPA passes are called at IPA
390 level and RTL passes at RTL level.
391 (execute_pass_list): IPA pass can not be after or subpass of
393 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
394 disallov RTL subpasses of IPA subpasses.
396 2008-04-05 Ben Elliston <bje@au.ibm.com>
398 * tree-cfg.c (need_fake_edge_p): Return false for calls to
399 builtins that return exactly once and do not throw. Cache call to
402 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
404 PR rtl-optimization/34916
406 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
407 between instruction pairs.
409 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
411 * doc/invoke.texi: Document -mbitops for SH.
412 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
413 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
414 * config/sh/sh.c (print_operand): Add %t operand code.
415 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
416 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
417 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
418 (extendqihi2): Likewise.
420 (insv): Use bset, bclr and bst instructions for SH2A if possible.
421 (extv): Use bld instruction for SH2A if possible.
423 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
424 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
425 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
426 (bset.b, bclr.b): Define peepholes.
427 * config/sh/sh.opt (mbitops): New option.
429 2008-04-04 Janis Johnson <janis187@us.ibm.com>
432 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
433 and view convert expression.
435 2008-04-04 Jakub Jelinek <jakub@redhat.com>
438 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
440 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
442 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
444 * config/i386/cpuid.h (bit_AES): New.
445 (bit_PCLMUL): Likewise.
447 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
448 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
449 SSE2 if AES or PCLMUL is enabled.
450 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
451 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
452 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
453 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
454 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
455 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
456 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
457 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
458 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
459 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
460 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
461 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
462 __builtin_ia32_aeskeygenassist128 and
463 __builtin_ia32_pclmulqdq128.
464 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
465 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
466 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
468 * config/i386/i386.h (TARGET_AES): New.
469 (TARGET_PCLMUL): Likewise.
470 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
472 * config/i386/i386.md (UNSPEC_AESENC): New.
473 (UNSPEC_AESENCLAST): Likewise.
474 (UNSPEC_AESDEC): Likewise.
475 (UNSPEC_AESDECLAST): Likewise.
476 (UNSPEC_AESIMC): Likewise.
477 (UNSPEC_AESKEYGENASSIST): Likewise.
478 (UNSPEC_PCLMUL): Likewise.
480 * config/i386/i386.opt (maes): New.
483 * config/i386/sse.md (aesenc): New pattern.
484 (aesenclast): Likewise.
486 (aesdeclast): Likewise.
488 (aeskeygenassist): Likewise.
489 (pclmulqdq): Likewise.
491 * config/i386/wmmintrin.h: New.
493 * doc/extend.texi: Document AES and PCLMUL built-in function.
495 * doc/invoke.texi: Document -maes and -mpclmul.
497 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
499 * function.c (free_after_parsing): Replace with
500 cxx_push_function_context from C++ front-end.
501 (allocate_struct_function): Don't call langhook.
502 * langhooks.h (struct lang_hooks_for_functions): Delete.
503 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
505 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
506 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
507 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
508 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
509 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
510 remove LANG_HOOKS_FUNCTION_INITIALIZER.
511 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
513 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
514 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
516 2008-04-04 Jakub Jelinek <jakub@redhat.com>
519 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
522 2008-04-04 Richard Guenther <rguenther@suse.de>
525 * fold-const.c (optimize_minmax_comparison): Use the correct
526 type for the constant in the simplified comparison.
528 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
530 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
531 Pass L2 size as "--param l2-cache-size" to the compiler.
532 (decode_l2_cache): New function to decode L2 cache parameters using
533 0x8000006 extended cpuid function.
534 (detect_caches_amd): Determine parameters of L2 cache using
535 decode_l2_caches function.
536 (decode_caches_intel): Decode L2 cache parameters.
537 (detect_caches_intel): Determine L2 cache parameters using
538 decode_caches_intel and decode_l2_caches functions.
540 2008-04-03 Bob Wilson <bob.wilson@acm.org>
542 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
543 secondary input reload for subword loads from the constant pool.
545 2008-04-03 Janis Johnson <janis187@us.ibm.com>
548 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
549 constants of the appropriate size for runtime calculations.
552 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
553 decimal-float literal constant zero.
555 2008-04-03 Jakub Jelinek <jakub@redhat.com>
558 * c-parser.c (c_parser_omp_atomic): Call
559 default_function_array_conversion on the RHS.
562 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
563 call is_variable_sized if decl has incomplete type.
565 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
567 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
569 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
571 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
573 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
574 (sgt<u>): Merge sgt and sgtu into new expander.
575 (sgt, sgtu): Remove expanders.
576 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
577 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
578 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
579 *sgtu_<mode>_mips16 into new pattern.
580 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
581 (sge<u>): Merge sge and sgeu into new expander.
582 (sge, sgeu): Remove expanders.
583 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
585 (*sge_<mode>, second *sge_<mode>): Remove patterns.
586 (slt<u>): Merge slt and sltu into new expander.
587 (slt, sltu): Remove expanders.
588 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
589 (*slt_<mode>, *sltu_<mode>): Remove patterns.
590 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
591 *sltu_<mode>_mips16 into new pattern.
592 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
593 (sle<u>): Merge sle and sleu into new expander.
594 (sle, sleu): Remove expanders.
595 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
596 (*sle_<mode>, *sleu_<mode>): Remove patterns.
597 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
598 *sleu_<mode>_mips16 into new pattern.
599 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
601 2008-04-03 Jan Hubicka <jh@suse.cz>
603 PR tree-optimization/35795
604 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
605 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
606 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
607 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
608 * score/score3.c (score3_output_mi_thunk): Likewise.
609 * score/score7.c (score7_output_mi_thunk): Likewise.
610 * mips/mips.c (mips_output_mi_thunk): Likewise.
612 2008-04-03 Richard Guenther <rguenther@suse.de>
614 * tree-vrp.c (extract_range_from_unary_expr): Handle all
615 conversions. Simplify code.
617 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
619 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
621 2008-04-03 Tom Tromey <tromey@redhat.com>
622 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
624 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
625 * config/bfin/t-bfin-linux (generated_files): Add
626 linux-sysroot-suffix.h.
627 * doc/install.texi (Prerequisites): Require make 3.80.
628 * doc/sourcebuild.texi (Front End Directory): Document new
630 * Makefile.in (generated_files): New variable.
631 (ALL_HOST_OBJS): New variable.
632 ($(ALL_HOST_OBJS)): New target.
634 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
636 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
637 (remap_block): Call id->transform_lang_insert_block instead
639 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
640 Set id.transform_lang_insert_block to NULL.
641 (clone_body): Move to cp/optimize.c
642 * tree-inline.h (struct copy_body_data): Change
643 transform_lang_insert_block to function pointer.
644 (copy_generic_body, copy_decl_no_change): Export.
645 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
646 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
647 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
649 * c-tree.h (insert_block): Kill.
650 * c-decl.c (insert_block): Kill.
652 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
654 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
655 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
656 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
658 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
659 argument, call {push,pop}_function_context from here.
660 * c-parser.c: Use c_{push,pop}_function_context.
662 * function.c (push_function_context_to): Move meat ...
663 (push_function_context): ... here. Simplify.
664 * function.c (pop_function_context_from): Move meat ...
665 (pop_function_context): ... here. Simplify.
666 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
668 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
669 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
670 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
671 * tree.h (push_function_context_to, pop_function_context_from): Remove.
673 2008-04-03 Ben Elliston <bje@au.ibm.com>
675 * expmed.c (extract_force_align_mem_bit_field): Remove.
677 2008-04-03 Richard Guenther <rguenther@suse.de>
680 * expr.h (try_casesi): Adjust prototype.
681 * expr.c (try_casesi): Take fallback label as extra parameter.
682 Use that for gen_casesi if default_label is NULL.
683 * stmt.c (expand_case): Pass fallback label to try_casesi,
684 make sure to fill gaps with a fallback label if default_label
687 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
690 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
692 2008-04-03 Ben Elliston <bje@au.ibm.com>
694 * expmed.c (extract_split_bit_field): Remove if (0) code.
695 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
696 (do_ds_constraint): Likewise.
698 2008-04-02 Joseph Myers <joseph@codesourcery.com>
700 * doc/cppopts.texi (-dU): Document.
701 * c-common.h (flag_dump_macros): Update comment.
702 * c-opts.c (handle_OPT_d): Handle -dU.
703 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
704 dump_queued_macros, cb_used_define, cb_used_undef): New.
705 (init_pp_output): Handle -dU.
706 (cb_line_change): Call dump_queued_macros.
707 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
709 2008-04-02 Anatoly Sokolov <aesok@post.ru>
711 * config/avr/predicates.md (io_address_operand): New predicate.
712 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
713 * config/avr/avr.c (avr_io_address_p): Remove function.
714 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
715 'avr_io_address_p' function.
716 (out_movhi_r_mr): (Ditto.).
717 (out_movqi_mr_r): (Ditto.).
718 (out_movhi_mr_r): (Ditto.).
719 (avr_address_cost): (Ditto.).
721 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
723 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
724 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
725 in 32bit mode when XMM registers are available to avoid store
727 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
728 corresponding post-reload splitters.
730 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
732 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
733 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
734 __builtin_ia32_roundss.
735 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
736 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
737 __builtin_ia32_roundss.
738 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
739 IX86_BUILTIN_SHUFPD here.
741 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
743 * config/i386/i386.md (plogic): New.
744 (plogicprefix): Likewise.
746 * config/i386/mmx.md (mmx_<code><mode>3): New.
747 (mmx_and<mode>3): Removed.
748 (mmx_ior<mode>3): Likewise.
749 (mmx_xor<mode>3): Likewise.
751 * config/i386/sse.md (<code><mode>3): New.
752 (*<code><mode>3): Likewise.
753 (*<code><mode>3): Likewise.
754 (<code><mode>3): Likewise.
755 (*sse_<code><mode>3): Likewise.
756 (*sse2_<code><mode>3): Likewise.
757 (<code>tf3): Likewise.
758 (*<code>tf3): Likewise.
759 (and<mode>3): Likewise.
760 (*and<mode>3): Likewise.
761 (ior<mode>3): Removed.
762 (*ior<mode>3): Likewise.
763 (xor<mode>3): Likewise.
764 (*xor<mode>3): Likewise.
765 (*and<mode>3): Likewise.
766 (*ior<mode>3): Likewise.
767 (*xor<mode>3): Likewise.
768 (and<mode>3): Likewise.
769 (*sse_and<mode>3): Likewise.
770 (*sse2_and<mode>3): Likewise.
773 (ior<mode>3): Likewise.
774 (*sse_ior<mode>3): Likewise.
775 (*sse2_ior<mode>3): Likewise.
778 (xor<mode>3): Likewise.
779 (*sse_xor<mode>3): Likewise.
780 (*sse2_xor<mode>3): Likewise.
784 2008-04-02 Richard Guenther <rguenther@suse.de>
786 PR tree-optimization/14495
787 PR tree-optimization/34793
788 * tree-vrp.c (struct switch_update): New structure.
789 (to_remove_edges, to_update_switch_stmts): New VECs.
790 (simplify_switch_using_ranges): New function. Remove not taken
791 case labels and edges.
792 (simplify_stmt_using_ranges): Call it.
793 (identify_jump_threads): Mark edges we have queued for removal
794 so we don't thread them.
795 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
797 * tree-cfg.c (group_case_labels): Deal with missing default label.
798 (tree_verify_flow_info): Allow missing default label.
799 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
800 (emit_case_nodes): Likewise.
801 (expand_case): Do not rely on the default label to be present.
802 * expr.c (try_casesi): Deal with NULL default_label.
803 (do_tablejump): Likewise.
805 2008-04-02 Richard Guenther <rguenther@suse.de>
807 PR tree-optimization/14495
808 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
810 (vrp_visit_switch_stmt): ... but here (new function).
811 (find_case_label_index): New helper function.
812 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
814 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
816 * fwprop.c: Fix ISO-C99ism.
818 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
821 * Makefile.in (objdir): Set it here.
822 * configure.ac: Not here. Find dynamic linker characteristics.
823 * exec-tool.in: Use them.
824 * aclocal.m4: Regenerate.
825 * configure: Regenerate.
827 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
829 * expr.c (expand_var): Delete it.
830 * expr.h (expand_var): Delete prototype.
831 * function.c (expand_function_start): Use expand_decl instead.
832 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
835 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
837 PR rtl-optimization/35542
838 * fwprop.c (forward_propagate_and_simplify): Replace
839 loc_reg_mentioned_in_p with reg_mentioned_p.
841 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
843 PR rtl-optimization/35281
844 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
845 (propagate_rtx_1): Handle PR_HANDLE_MEM.
846 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
847 (varying_mem_p): Move above propagate_rtx.
848 (all_uses_available_at): Do not check MEMs.
850 2008-04-02 Rafael Espindola <espindola@google.com>
852 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
853 (register_edge_assert_for_2): Split the cond argument.
854 (register_edge_assert_for_1): Adjust for the change in
855 register_edge_assert_for_2.
856 (register_edge_assert_for): Split the cond argument.
857 (find_switch_asserts): Adjust for the change in
858 register_edge_assert_for.
860 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
862 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
863 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
864 offsets for 64-bit mingw.
865 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
866 abi for x86_64-pc-mingw.
868 2008-04-02 Richard Guenther <rguenther@suse.de>
870 * tree-vrp.c (extract_range_from_assert): Make sure to not
871 produce range min/max with TREE_OVERFOW set.
872 If merging a anti-range and a range keep the anti-range if
873 the range covers all values of the type.
874 (register_edge_assert_for_2): Only allow sign-changing
875 conversions in detecting canonical range checks. Also
876 register an assert for the unsigned name if useful.
878 PR tree-optimization/35787
879 * tree-vrp.c (vrp_val_max): New function.
880 (vrp_val_min): Likewise.
881 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
882 (vrp_val_is_min): Likewise.
883 (supports_overflow_infinity): Use vrp_val_{min,max}.
884 (negative_overflow_infinity): Likewise.
885 (positive_overflow_infinity): Likewise.
886 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
887 (is_positive_overflow_infinity): Likewise.
888 (is_overflow_infinity): Likewise.
889 (avoid_overflow_infinity): Use vrp_val_{min,max} and
890 vrp_val_is_{min,max}.
891 (set_and_canonicalize_value_range): Canonicalize anti-ranges
892 to ranges if possible. Avoid empty ranges.
894 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
897 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
898 the expression is a function address.
900 2008-04-01 George Helffrich <george@gcc.gnu.org>
902 PR fortran/PR35154, fortran/PR23057
903 * fortran/trans-common.c (create_common): Add decl to function
904 chain to preserve identifier scope in debug output.
906 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
907 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
908 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
909 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
911 (dbxout_syms): Check for COMMON-based symbol and wrap in
912 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
913 in bracket for efficiency.
915 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
916 using DW_TAG_common_block + member offset.
917 (add_pubname_string): New function.
918 (dw_expand_expr): New function to find block name and offset for
920 (common_check): New function to check whether symbol in Fortran COMMON.
921 (gen_variable_die): If COMMON, use DW_TAG_common_block.
923 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
924 use of common is unchanged.
926 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
927 with all combinations of debug options available on target.
928 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
929 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
930 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
931 .stabs functionality.
932 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
935 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
938 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
940 2008-04-02 Ben Elliston <bje@au.ibm.com>
942 * config/v850/v850.md (casesi): Remove if (0) code.
943 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
944 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
946 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
948 * config/i386/i386.md (rex64suffix): New mode attribute.
949 (floathi<mode>2): Disable expander for SSE math.
950 (*floathi<mode>2_1): New insn insn_and_split pattern.
951 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
952 corresponding post-reload splitters.
953 (*floathi<mode>2_i387): New macroized insn pattern.
954 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
955 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
956 insn_and_split pattern.
957 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
958 New macroized instruction patterns and corresponding post-reload
960 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
961 and corresponding post-reload splitters.
962 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
963 New macroized instruction patterns.
964 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
965 macroized instruction patterns and corresponding post-reload splitters.
966 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
967 corresponding post-reload splitters.
968 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
969 New macroized instruction patterns.
970 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
971 corresponding post-reload splitters.
972 (*floatsi<mode>2_i387): New macroized instruction patterns.
974 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
976 * config/i386/i386.md (smaxmin): New.
978 (maxminiprefix): Likewise.
979 (maxminfprefix): Likewise.
980 (<code><mode>3): Likewise.
981 (smin<mode>3): Removed.
982 (smax<mode>3): Likewise.
984 * config/i386/mmx.md (mmx_<code>v2sf3): New.
985 (mmx_<code>v4hi3): Likewise.
986 (mmx_<code>v8qi3): Likewise.
987 (mmx_smaxv2sf3): Removed.
988 (mmx_sminv2sf3): Likewise.
989 (mmx_umaxv8qi3): Likewise.
990 (mmx_smaxv4hi3): Likewise.
991 (mmx_uminv8qi3): Likewise.
992 (mmx_sminv4hi3): Likewise.
994 * config/i386/sse.md (<addsub><mode>3): New.
995 (*<addsub><mode>3): Likewise.
996 (<sse>_vm<addsub><mode>3): Likewise.
997 (<maxmin><mode>3): Likewise.
998 (*<maxmin><mode>3_finite): Likewise.
999 (*<maxmin><mode>3): Likewise.
1000 (<sse>_vm<maxmin><mode>3): Likewise.
1001 (sse3_h<addsub>v4sf3): Likewise.
1002 (sse3_h<addsub>v2df3): Likewise.
1003 (<maxmin>v16qi3): Likewise.
1004 (*<maxmin>v16qi3): Likewise.
1005 (<maxmin>v8hi3): Likewise.
1006 (*<maxmin>v8hi3): Likewise.
1007 (*sse4_1_<maxmin><mode>3): Likewise.
1008 (*sse4_1_<maxmin><mode>3): Likewise.
1009 (add<mode>3): Removed.
1010 (*add<mode>3): Likewise.
1011 (<sse>_vmadd<mode>3): Likewise.
1012 (sub<mode>3): Likewise.
1013 (*sub<mode>3): Likewise.
1014 (<sse>_vmsub<mode>3): Likewise.
1015 (smin<mode>3): Likewise.
1016 (*smin<mode>3_finite): Likewise.
1017 (*smin<mode>3): Likewise.
1018 (<sse>_vmsmin<mode>3): Likewise.
1019 (smax<mode>3): Likewise.
1020 (*smax<mode>3_finite): Likewise.
1021 (*smax<mode>3): Likewise.
1022 (<sse>_vmsmax<mode>3): Likewise.
1023 (sse3_haddv4sf3): Likewise.
1024 (sse3_haddv2df3): Likewise.
1025 (sse3_hsubv4sf3): Likewise.
1026 (sse3_hsubv2df3): Likewise.
1027 (umaxv16qi3): Likewise.
1028 (*umaxv16qi3): Likewise.
1029 (smaxv8hi3): Likewise.
1030 (*smaxv8hi3): Likewise.
1031 (*sse4_1_smax<mode>3): Likewise.
1032 (*sse4_1_umax<mode>3): Likewise.
1033 (uminv16qi3): Likewise.
1034 (*uminv16qi3): Likewise.
1035 (sminv8hi3): Likewise.
1036 (*sminv8hi3): Likewise.
1037 (*sse4_1_smin<mode>3): Likewise.
1038 (*sse4_1_umin<mode>3): Likewise.
1040 2008-04-01 Rafael Espindola <espindola@google.com>
1042 * tree-cfg.c (verify_expr): remove in_phi.
1043 (verify_stmt): Don't call walk_tree with verify_expr. Use
1044 is_gimple_min_invariant instead of is_gimple_val.
1046 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1048 * doc/include/gpl_v3.texi: Update for manpage generation.
1049 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1051 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1052 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1053 gpl_v3.texi instead of gpl.texi.
1056 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1059 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1061 2008-04-01 Rafael Espindola <espindola@google.com>
1063 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1064 (extract_code_and_val_from_cond): Use
1065 extract_code_and_val_from_cond_with_ops.
1067 2008-04-01 Jan Hubicka <jh@suse.cz>
1069 * function.c (free_after_compilation): Free epilogue_delay_list.
1070 (prepare_function_start): Assert that previous compilation was freed.
1072 2008-04-01 Jan Hubicka <jh@suse.cz>
1073 Jim Wilson <wilson@tuliptree.org>
1074 Andreas Tobler <andreast@gcc.gnu.org>
1077 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1078 rtl.emit instead cfun->emit.
1079 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1080 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1082 2008-04-01 Ben Elliston <bje@au.ibm.com>
1084 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1086 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1088 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1090 (fprofile-use): Add var flag_profile_use
1091 * coverage.c (coverage_begin_output): Do not open a gcno file for
1092 output only if -ftest-coverage is set.
1093 Do not add getpwd() to gcda file path.
1094 (build_gcov_info): Check the new flag
1095 flag_profile_datafile_relative_path.
1096 (coverage_init): Use profile_data_prefix.
1097 Read profile counter only if flag_profile_use is set.
1098 * opts.c (common_handle_option): New option fprofile-use=,
1099 fprofile-dir=, fprofile-generate=.
1100 * toplev.c (profile_data_prefix): New variable definition.
1101 * toplev.h (profile_data_prefix): New declaration.
1102 * doc/invoke.tex (Option Summary, Optimization Options):
1105 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1107 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1108 use tmp consistently.
1111 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1112 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1113 UNSPEC_FR_RECIP_APPROX_RES.
1114 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1116 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1119 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1121 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1124 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1125 element of the vector via a pointer.
1127 2008-03-31 Ian Lance Taylor <iant@google.com>
1129 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1131 2008-03-31 Jan Hubicka <jh@suse.cz>
1133 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1134 get_arg_pointer_save_area.
1135 * expr.c (init_expr): Just clear out rtl.expr.
1136 * function.c (free_after_compilation): Clear out whole RTL structure.
1137 (get_func_frame_size): Merge into ...
1138 (get_frame_size): ... this one.
1139 (assign_stack_local_1): Merge into ...
1140 (assign_stack_local): ... this one.
1141 (expand_function_end): Update call of get_arg_pointer_save_area.
1142 (get_art_pointer_save_area): Remove cfun argument.
1143 * function.h (emit_status): regno_pointer_align does not need length
1144 attribute. Move x_regno_reg_rtx to ...
1145 (regno_reg_rtx): ... new global array.
1146 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1147 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1148 apply_args_value, forced_labels, stack_pointer_delta):
1150 (struct varasm_status): Move here from varasm.c
1151 (struct rtl_data): New. Move here some fields from struct function.
1152 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1153 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1154 used_temp_slots avail_temp_slots, temp_slot_level,
1155 nonlocal_goto_handler_labels): Update accesstors.
1156 (rtl): New global variable.
1157 (struct function): Move some fileds to rtl_data.
1158 (get_arg_pointer_save_area): Update prototype.
1159 * emit-rtl.c (rtl): Declare.
1160 (regno_reg_rtx): Declare.
1161 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1163 (gen_reg_rtx): Update.
1164 (init_virtual_regs): Do not tate emit_status argument.
1165 (init_emit): Do not allocate emit.
1166 * varasm.c (varasm_statuc): Move to function.h.
1167 (n_deferred_constatns): Update accestor.
1168 (init_varasm_status): Do not allocate varasm_status.
1169 (force_const_mem, get_pool_size, output_constant_pool): Update.
1170 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1171 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1173 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1175 PR rtl-optimization/35729
1176 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1179 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1182 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1183 load/store if memory is unaligned.
1184 (*movti_rex64): Likewise.
1186 * config/i386/predicates.md (misaligned_operand): New.
1188 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1191 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1194 2008-03-31 Jan Beulich <jbeulich@novell.com>
1196 * config/ia64/constraints.md: Add 'j' constraint.
1197 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1198 (movdi_internal): Likewise.
1200 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1203 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1205 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1208 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1209 proper error message for the third argument on blendpd and
1212 * config/i386/sse.md (blendbits): New.
1213 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1215 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1217 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1219 2008-03-30 Richard Guenther <rguenther@suse.de>
1222 * fold-const.c (fold_sign_changed_comparison): Do leave
1223 conversions to base-types alone.
1225 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1227 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1228 the link register if one altivec register is be saved.
1230 2008-03-30 Ben Elliston <bje@au.ibm.com>
1232 * final.c (final_scan_insn): Remove if (0) code.
1234 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1236 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1238 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1240 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1241 of V4SFmode to ix86_binary_operator_ok.
1243 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1245 * config/i386/i386.c (override_options): Initialize
1246 ix86_veclib_handler to ix86_veclibabi_svml when
1247 -mveclibabi=svml is used.
1248 (ix86_veclibabi_svml): New function for SVML ABI style
1249 vectorization support.
1250 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1252 2008-03-28 Rafael Espindola <espindola@google.com>
1254 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1255 (tree_binary_nonnegative_warnv_p): Make it public.
1256 (tree_single_nonnegative_warnv_p): Make it public.
1257 (tree_invalid_nonnegative_warnv_p): Make it public.
1258 (tree_unary_nonzero_warnv_p): Make it public.
1259 (tree_binary_nonzero_warnv_p): Make it public
1260 (tree_single_nonzero_warnv_p): Make it public.
1261 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1262 (extract_range_from_binary_expr): Split the expr argument.
1263 (extract_range_from_unary_expr): Split the expr argument.
1264 (extract_range_from_comparison): Split the expr argument.
1265 (extract_range_from_expr): Use the new aux functions.
1266 (vrp_evaluate_conditional_warnv): Use
1267 vrp_evaluate_conditional_warnv_with_ops.
1268 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1269 (tree_binary_nonzero_warnv_p): Declare.
1270 (tree_single_nonzero_warnv_p): Declare.
1271 (tree_expr_nonzero_warnv_p): Declare.
1272 (tree_unary_nonnegative_warnv_p): Declare.
1273 (tree_binary_nonnegative_warnv_p): Declare.
1274 (tree_single_nonnegative_warnv_p): Declare.
1275 (tree_invalid_nonnegative_warnv_p): Declare.
1277 2008-03-28 Richard Guenther <rguenther@suse.de>
1279 PR tree-optimization/30317
1280 PR tree-optimization/30911
1281 PR tree-optimization/34793
1282 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1283 (struct assert_locus_d): New member EXPR.
1284 (register_new_assert_for): Add EXPR parameter to support
1285 ASSERT_EXPR <name, expr OP limit>.
1286 (register_edge_assert_for_1): Adjust callers.
1287 (find_assert_locations): Likewise.
1288 (process_assert_insertions_for): Build condition from expression.
1289 (extract_range_from_assert): Handle ASSERT_EXPRs
1290 of the form ASSERT_EXPR <name, expr OP limit>.
1291 (register_edge_assert_for_2): New helper registering
1292 asserts for comparisons. Recognize range tests of the form
1293 (unsigned)i - CST1 OP CST2.
1294 (register_edge_assert_for_1): Use it.
1295 (register_edge_assert_for): Likewise.
1296 (needs_overflow_infinity): Integer sub-types
1297 do not need overflow infinities.
1298 (vrp_val_is_max): The extreme values of integer sub-types
1299 are those of the base type.
1300 (vrp_val_is_min): Likewise.
1301 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1304 2008-03-28 Nick Clifton <nickc@redhat.com>
1306 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1307 Return GENERAL_REGS for stack adjustment reloads.
1309 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1312 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1313 const_vector when all the vectors are constant.
1315 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1317 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1319 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1320 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1322 (s<code>_sf): Use new scc_sf attribute for opcode names.
1324 2008-03-27 Tom Tromey <tromey@redhat.com>
1326 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1327 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1328 config/spu/t-spu-elf, config/i386/t-interix,
1329 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1330 config/i386/x-darwin, config/i386/x-mingw32,
1331 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1332 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1333 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1334 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1335 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1336 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1337 config/score/t-score-elf, config/arm/t-strongarm-pe,
1338 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1339 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1340 Revert automatic dependency patch.
1342 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1345 * config/i386/i386.c (ix86_function_arg_boundary): Align
1346 decimal floating point to its natural boundary.
1348 2008-03-27 Richard Guenther <rguenther@suse.de>
1351 * fold-const.c (fold_comparison): Restrict distinct decl
1352 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1353 solely rely on operand_equal_p.
1355 2008-03-27 Richard Guenther <rguenther@suse.de>
1358 * c-common.c (handle_weak_attribute): Reject combination of
1361 2008-03-27 Richard Guenther <rguenther@suse.de>
1363 PR tree-optimization/32810
1364 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1365 conversions from DECL_INITIAL.
1366 (fold_const_aggregate_ref): Likewise from constructor elements.
1368 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1370 * tree-affine.h (aff_combination_expand): Declare.
1371 (get_inner_reference_aff): Likewise.
1372 * tree-affine.c (aff_combination_expand): Split out from
1373 tree_to_aff_combination_expand.
1374 (get_inner_reference_aff): New function.
1375 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1376 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1377 (struct lim_aux_data): sm_done field removed.
1378 (mem_ref_loc_p, mem_ref_locs_p): New types.
1379 (struct mem_ref): Added id, stored, accesses_in_loop,
1380 indep_loop, dep_loop, indep_ref, dep_ref fields.
1381 Removed is_stored, locs and next fields.
1382 (memory_accesses): New variable.
1383 (movement_possibility): Do not allow moving statements
1384 that store to memory.
1385 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1387 (determine_max_movement): For statements with memory references,
1388 find the outermost loop in that the reference is independent.
1389 (move_computations_stmt): Mark the virtual operands for renaming.
1390 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1391 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1392 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1393 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1394 create_vop_ref_mapping, analyze_memory_references,
1395 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1396 get_all_locs_in_loop, ref_always_accessed_p,
1397 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1398 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1399 store_motion_loop, store_motion): New functions.
1400 (struct vop_to_refs_elt): New type.
1401 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1402 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1403 (schedule_sm): Replaced by...
1404 (execute_sm): ... this.
1405 (determine_lsm_ref, hoist_memory_references,
1406 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1407 find_more_ref_vops, free_mem_ref, free_mem_refs,
1408 determine_lsm_loop, determine_lsm): Removed.
1409 (tree_ssa_lim_finalize): Free data structures used by store motion.
1410 (tree_ssa_lim): Call analyze_memory_references. Use
1411 store_motion instead of determine_lsm.
1413 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1415 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1416 rename tmake_file to m68hc11/t-m68hc11.
1417 (mcore): Set inhibit_libc to true.
1418 * config.host (alpha*-dec-*vms*): Set extra_programs.
1419 (interix3*): Don't use host_xmake_file.
1420 * configure.ac: Let config.gcc override inhibit_libc.
1421 * configure: Regenerate.
1423 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1424 * config/t-openbsd-thread: Remove commented out lines.
1426 * config/x-interix: Remove.
1428 * config/m68hc11/t-m68hc11-gas: Rename to...
1429 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1431 * config/mcore/t-mcore: Remove T_CFLAGS.
1432 * config/mcore/t-mcore-pe: Likewise.
1434 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1436 * configure.ac: Replace custom __GNU_SOURCE test with
1437 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1438 * aclocal.m4: Regenerate.
1439 * configure: Regenerate.
1440 * config.in: Regenerate.
1442 2008-03-27 Richard Guenther <rguenther@suse.de>
1444 * fold-const.c (target.h): Include.
1445 (fold_comparison): Fold comparison of addresses of decls
1446 that bind locally or of constants. Consolidate address folding code.
1447 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1448 results from fold_binary_to_constant.
1449 (compare_values_warnv): Likewise.
1451 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1454 * fold-const.c (fold_truthop): Check for integeral types when folding
1455 a == 0 && b == 0 and a != 0 || b != 0 .
1457 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1459 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1461 2008-03-26 Andreas Schwab <schwab@suse.de>
1463 * doc/invoke.texi: Fix use of @item vs. @itemx.
1465 2008-03-26 Tom Tromey <tromey@redhat.com>
1467 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1468 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1469 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1470 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1471 build/genconstants.o, build/genemit.o, build/genextract.o,
1472 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1473 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1476 2008-03-26 Richard Guenther <rguenther@suse.de>
1479 2008-03-26 Richard Guenther <rguenther@suse.de>
1481 * fold-const.c (target.h): Include.
1482 (fold_comparison): Fold comparison of addresses of two decls
1483 that bind locally. Consolidate address folding code.
1485 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1487 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1488 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1489 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1490 dconstsqrt2, dconstthird, dconste and/or dconst10.
1491 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1492 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1493 dconstsqrt2, dconste): Delete.
1494 (init_emit_once): Likewise. Simplify initializing dconstm1.
1496 * real.c (get_real_const): New.
1497 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1498 dconstsqrt2, dconste): Delete.
1499 (real_value_const, get_real_const): New.
1501 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1503 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1505 * config/i386/i386.c (ix86_function_arg_boundary): Check
1506 BIGGEST_ALIGNMENT instead of 128.
1507 (setup_incoming_varargs_64): Likewise.
1509 2008-03-26 Tom Tromey <tromey@redhat.com>
1511 * Makefile.in (DEPFILES): Add missing '/'.
1513 2008-03-26 Richard Guenther <rguenther@suse.de>
1515 * fold-const.c (target.h): Include.
1516 (fold_comparison): Fold comparison of addresses of two decls
1517 that bind locally. Consolidate address folding code.
1519 2008-03-26 Nick Clifton <nickc@redhat.com>
1522 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1523 not allow INT+INT as a legitimate addressing mode.
1525 2008-03-26 Richard Guenther <rguenther@suse.de>
1527 * tree-flow.h (widen_bitfield): Remove declaration.
1528 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1529 (widen_bitfield): Remove function.
1530 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1533 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1536 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1539 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1541 PR rtl-optimization/35232
1542 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1543 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1544 reg_reloaded_call_part_clobbered here.
1545 (reload_regs_reach_end_p): New function.
1546 (reload_reg_rtx_for_input): New variable.
1547 (reload_reg_rtx_for_output): Likewise.
1548 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1549 when reassigning a pseudo register. Load reloadreg from
1550 reload_reg_rtx_for_input, moving the mode and register
1552 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1553 instead of the original when deciding whether an input reload
1554 would be a no-op or whether an output reload can be deleted.
1555 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1556 when setting up new_spill_reg_store. Load it from
1557 reload_reg_rtx_for_output, moving the mode and register
1559 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1560 instead of the original when deciding whether an output reload
1561 would be a no-op. Do the same when modifying insn notes.
1562 Use rtx_equal_p instead of == to compare the registers.
1563 (inherit_piecemeal_p): Take a mode and two register numbers
1565 (emit_reload_insns): Clear new_spill_reg_store for every hard
1566 register in the reload register. Remove spill registers
1567 from reg_reloaded_valid before considering whether to record
1568 inheritance information for them. Use reload_reg_rtx_for_output
1569 instead of reg_rtx when recording output reloads. Use
1570 reload_reg_rtx_for_input instead of reg_rtx when recording
1571 input reloads. Set or clear reg_reloaded_call_part_clobbered
1572 at the same time as setting reg_reloaded_valid.
1573 (delete_output_reload): Add a new_reload_reg parameter and use it
1574 instead of rld[j].reg_rtx.
1575 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1578 2008-03-25 Tom Tromey <tromey@redhat.com>
1580 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1581 (build/genattr.o): Likewise.
1582 (build/genattrtab.o): Likewise.
1583 (build/gencodes.o): Likewise.
1584 (build/genconfig.o): Likewise.
1585 (build/genconstants.o): Likewise.
1586 (build/genemit.o): Likewise.
1587 (build/genextract.o): Likewise.
1588 (build/genflags.o): Likewise.
1590 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1592 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1593 instead of size_int for integer types.
1594 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1595 to match type of MINUS_EXPR.
1597 2008-03-25 Tom Tromey <tromey@redhat.com>
1599 * configure: Rebuilt.
1600 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1603 2008-03-25 Tom Tromey <tromey@redhat.com>
1605 * config/x-solaris (host-solaris.o): Update.
1606 * config/x-linux (host-linux.o): Update.
1607 * config/x-hpux (host-hpux.o): Update.
1608 * config/x-darwin (host-darwin.o): Update.
1609 * config/v850/t-v850e (v850-c.o): Update.
1610 * config/v850/t-v850 (v850-c.o): Update.
1611 * config/t-vxworks (vxworks.o): Update.
1612 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1613 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1614 * config/spu/t-spu-elf (spu-c.o): Update.
1616 * config/sh/t-symbian (sh-c.o): Update.
1617 (symbian.o): Update.
1618 * config/sh/t-sh (sh-c.o): Update.
1619 * config/score/t-score-elf (score7.o, score3.o): Update.
1620 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1621 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1622 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1623 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1625 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1626 * config/m32c/t-m32c (m32c-pragma.o): Update.
1627 * config/ia64/t-ia64 (ia64-c.o): Update.
1628 * config/i386/x-mingw32 (host-mingw32.o): Update.
1629 * config/i386/x-i386 (driver-i386.o): Update.
1630 * config/i386/x-darwin (host-i386-darwin.o): Update.
1631 * config/i386/x-cygwin (host-cygwin.o): Update.
1632 * config/i386/t-nwld (nwld.o): Update.
1633 * config/i386/t-netware (netware.o): Update.
1634 * config/i386/t-interix (winnt.o): Update.
1635 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1636 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1637 msformat-c.o): Update.
1638 * config/bfin/t-bfin-linux (generated_files): Add
1639 linux-sysroot-suffix.h.
1640 * config/arm/t-wince-pe (pe.o): Update.
1641 * config/arm/t-strongarm-pe (pe.o): Update.
1642 * config/arm/t-pe (pe.o): Update.
1643 * config/arm/t-arm (arm-c.o): Update.
1644 * doc/install.texi (Prerequisites): Require make 3.80.
1645 * Makefile.in: Remove .o targets.
1646 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1647 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1648 (simple_generated_h, simple_generated_c): Move earlier.
1649 (generated_files): New variable.
1650 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1651 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1652 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1653 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1654 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1655 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1656 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1657 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1658 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1659 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1660 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1661 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1663 (COMPILE.base, COMPILE): New variables.
1664 (%.o): New pattern rule.
1665 (ALL_HOST_OBJS): New variable.
1666 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1667 (dummy-checksum.o, cc1-checksum.o): Remove.
1668 (DRIVER_SHLIB): New variable.
1669 (DRIVER_DEFINES): Use it.
1670 (gencondmd.c): Move out of build/.
1671 (s-conditions): Update.
1672 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1673 (ALL_BUILD_OBJS): Likewise.
1674 (build/%.o): Use BUILDCOMPILE.
1675 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1676 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1677 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1678 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1679 build/genconfig.o, build/genconstants.o, build/genemit.o,
1680 build/genextract.o, build/genflags.o, build/genmddeps.o,
1681 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1682 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1683 build/gen-protos.o, build/scan.o, build/fix-header.o,
1684 build/scan-decls.o): Simplify.
1685 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1686 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1687 prefix.o, toplev.o): Reduce to variable setting.
1688 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1689 ($(out_object_file), gcc-options.o): New targets.
1690 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1691 * configure: Rebuilt.
1692 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1693 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1695 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1697 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1698 complain when we hit an error, return ERROR_MARK_NODE.
1700 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1702 * config/sh/constraints.md (Pso, Psz): New constraints.
1703 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1704 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1706 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1708 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1709 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1711 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1713 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1714 (prefetch_sh2a): New.
1716 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1717 Naveen.H.S <naveen.hs@kpitcummins.com>
1719 * config/sh/constraints.md (I28): New constraint.
1720 * config/sh/sh.c (broken_move): Add support for movi20s.
1721 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1723 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1724 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1725 Naveen.H.S <naveen.hs@kpitcummins.com>
1727 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1728 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1729 (print_operand): Handle resbank in %@ operand code.
1730 (sh_encode_section_info): New.
1731 (push_regs): Add conditions for resbank.
1732 (sh_expand_epilogue): Likewise.
1733 (sh_insert_attributes): Likewise.
1734 (sh_attribute_table): Likewise.
1735 (sh_handle_resbank_handler_attribute): New.
1736 (sh2a_handle_function_vector_handler_attribute): New.
1737 (sh2a_is_function_vector_call): New.
1738 (sh2a_get_function_vector_number): New.
1739 (sh2a_function_vector_p): New.
1740 (sh_cfun_resbank_handler_p): New.
1741 * config/sh/sh.md (calli): Emit jsr/n if possible.
1742 (calli_tbr_rel): New.
1743 (calli_pcrel): Emit jsr/n if possible.
1744 (return_i): Emit rts/n if possible.
1745 (call_valuei_tbr_rel): New.
1746 (call_valuei_pcrel): Add condition for SH2A target.
1747 (call_value): Likewise.
1748 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1749 (sh2a_get_function_vector_number): Likewise.
1750 (sh2a_is_function_vector_call): Likewise.
1751 * doc/extend.texi: Document TBR relative addressing of SH2A.
1752 (resbank): Add description for SH2A.
1754 2008-03-24 Richard Guenther <rguenther@suse.de>
1757 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1758 pointer assignments change conversions according to middle-end rules.
1759 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1760 * configure.ac: Include type checking in yes.
1761 * configure: Regenerate.
1763 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1765 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1766 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1768 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1770 * gthr-vxworks.h (UNUSED): Define.
1772 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1774 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1776 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1778 * doc/extend.texi (Function Attributes): Add missing comma in the
1779 example of the "alloc_size" attribute.
1781 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1784 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1786 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1789 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1792 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1793 of the underlying type of a MS bitfield layout to the natural
1794 alignment of the type.
1796 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1798 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1799 to their natural alignment to avoid store forwarding stalls.
1801 2008-03-22 Richard Guenther <rguenther@suse.de>
1803 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1804 For PHI nodes verify the address is invariant.
1805 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1806 (get_symbol_constant_value): Use is_gimple_min_invariant.
1807 (maybe_fold_stmt_indirect): Likewise.
1809 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1811 PR rtl-optimization/33927
1812 * Makefile.in (dse.o): Depend on $(TM_P_H).
1813 * expr.h (extract_low_bits): Declare.
1814 * expmed.c (extract_low_bits): New function.
1815 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1816 * dse.c: Include tm_p.h.
1817 (find_shift_sequence): Remove the read_reg argument and return the
1818 read value. Emit the instructions instead of returning them.
1819 Iterate on new_mode rather than calculating it each time.
1820 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1821 source to NEW_MODE and extract_low_bits to convert the shifted
1823 (replace_read): Allow the load and store to have different mode
1824 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1825 or extraction instructions before trying the replacement. Update
1826 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1828 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1830 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1831 to their natural alignment to avoid store forwarding stalls.
1833 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1836 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1837 encouraging but not allowing gprs for input;
1838 change the input constraint to !f#r.
1839 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1841 change the output constraint to !f#r.
1843 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1846 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1847 corresponding post-reload splitters.
1848 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1849 when x87 FP math is selected.
1850 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1851 New function prototype.
1852 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1853 unreachable function to ease macroization of insn patterns.
1855 2008-03-21 Martin Jambor <mjambor@suse.cz>
1857 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1858 reference dumps if ddr is NULL or dependence is unknown.
1860 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1862 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1863 unsigned extension into account.
1864 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1865 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1866 Do computations on a scratch register.
1868 2008-03-21 Richard Guenther <rguenther@suse.de>
1870 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1871 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1872 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1873 * tree-ssa-dom.c (record_equality): Likewise.
1874 * tree-inline.c (copy_body_r): Likewise.
1875 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1878 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1880 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1881 as 'delete_unused' argument.
1883 2008-03-20 Richard Guenther <rguenther@suse.de>
1885 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1886 special casing of constant qualifiers.
1887 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1888 care about them in general.
1889 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1890 regardless of their type.
1891 (fold_stmt_r): Forcefully fold *& if we end up with that.
1893 2008-03-20 Paul Brook <paul@codesourcery.com>
1895 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1896 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1898 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1900 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1901 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1903 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1905 * common.opt (Wmudflap): New option.
1906 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1907 (mx_register_decls): Likewise.
1908 (mudflap_finish_file): Likewise.
1909 * doc/invoke.texi: Document -Wno-mudflap.
1911 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1913 * c-format.c (replace_format_name_to_system_name): New.
1915 (convert_format_name_to_system_name): New.
1916 (decode_format_attr): Add use of convert_format_name_to_system_name.
1917 (format_types_orig): Add gnu_ prefix to names.
1918 (check_format_info_main): Special treating of \0 escaped names for
1919 supporting multi-character format specifiers as I32, I64.
1920 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1921 (gnu_target_overrides_format_attributes): New.
1922 * c-format.h: Add structure target_ovr_attr to hold
1923 system specific formatter names.
1924 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1925 msformat-c.o file to c_target_objs and cxx_target_objs.
1926 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1927 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1928 (TARGET_N_FORMAT_TYPES): New.
1929 * config/i386/msformat-c.c: New.
1930 * config/i386/t-cygming: Add build rule for msformat-c.o.
1931 * doc/extend.texi: Add new format names gnu_* and ms_* and
1933 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1935 2008-03-20 Ira Rosen <irar@il.ibm.com>
1937 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1938 optimizations turned on under -O3.
1939 (ftree-vectorize): Add that the flag is turned on with -O3.
1941 2008-03-20 Ben Elliston <bje@au.ibm.com>
1943 * regmove.c (try_auto_increment): Fix spelling error in comment.
1944 * final.c (final_scan_insn): Likewise.
1946 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1949 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1950 allocator preferences for "y" and "r" class registers.
1951 ("*mov<mode>_internal"): Ditto.
1952 ("*movv2sf_internal_rex64"): Ditto.
1953 ("*movv2sf_internal"): Ditto.
1955 2008-03-19 Michael Matz <matz@suse.de>
1958 * calls.c (expand_call): Check overlap of arguments with call
1959 address for sibcalls.
1961 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1964 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1965 of the underlying type of a MS bitfield layout to the natural
1966 alignment of the type.
1968 2008-03-19 Jan Hubicka <jh@suse.cz>
1971 * toplev.c (decode_d_option): Handle all CPP flags.
1972 * tree-vrp.c: Update tree_pass descriptors.
1973 * regrename.c: Update tree_pass descriptors.
1974 * fwprop.c: Update tree_pass descriptors.
1975 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1976 * tree-into-ssa.c: Update tree_pass descriptors.
1977 * tree-dump.c: Update tree_pass descriptors.
1978 * tree-complex.c: Update tree_pass descriptors.
1979 * tree-dump.h: Update tree_pass descriptors.
1980 * see.c: Update tree_pass descriptors.
1981 * cgraphbuild.c: Update tree_pass descriptors.
1982 * tracer.c: Update tree_pass descriptors.
1983 * tree-loop-distribution.c: Update tree_pass descriptors.
1984 * cgraph.c: Update tree_pass descriptors.
1985 * postreload-gcse.c: Update tree_pass descriptors.
1986 * postreload.c: Update tree_pass descriptors.
1987 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1988 * tree-tailcall.c: Update tree_pass descriptors.
1989 * tree-pass.h (tree_opt_pass): Rename to ...
1990 (opt_pass) ... this one; add "type" field and remove letter field.
1991 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1992 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1993 all_lowering_passes): Update declaration.
1994 * ipa-cp.c: Update tree_pass descriptors.
1995 * final.c: Update tree_pass descriptors.
1996 * omp-low.c: Update tree_pass descriptors.
1997 * tree-ssa-dse.c: Update tree_pass descriptors.
1998 * ipa-reference.c: Update tree_pass descriptors.
1999 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2000 * auto-inc-dec.c: Update tree_pass descriptors.
2001 * reorg.c: Update tree_pass descriptors.
2002 * cgraphunit.c: Update tree_pass descriptors.
2003 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2004 * tree-ssa-ccp.c: Update tree_pass descriptors.
2005 * df-core.c: Update tree_pass descriptors.
2006 * mode-switching.c: Update tree_pass descriptors.
2007 * tree-nomudflap.c: Update tree_pass descriptors.
2008 * modulo-sched.c: Update tree_pass descriptors.
2009 * ipa-pure-const.c: Update tree_pass descriptors.
2010 * cse.c: Update tree_pass descriptors.
2011 * web.c: Update tree_pass descriptors.
2012 * tree-stdarg.c: Update tree_pass descriptors.
2013 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2014 * tree-ssa-dom.c: Update tree_pass descriptors.
2015 * tree-nrv.c: Update tree_pass descriptors.
2016 * tree-ssa-alias.c: Update tree_pass descriptors.
2017 * loop-init.c: Update tree_pass descriptors.
2018 * gimple-low.c: Update tree_pass descriptors.
2019 * ipa-inline.c: Update tree_pass descriptors.
2020 * tree-ssa-sink.c: Update tree_pass descriptors.
2021 * global.c: Update tree_pass descriptors.
2022 * ifcvt.c: Update tree_pass descriptors.
2023 * jump.c: Update tree_pass descriptors.
2024 * predict.c: Update tree_pass descriptors.
2025 * tree-ssa-loop.c: Update tree_pass descriptors.
2026 * recog.c: Update tree_pass descriptors.
2027 * dse.c: Update tree_pass descriptors.
2028 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2029 * tree-eh.c: Update tree_pass descriptors.
2030 * regmove.c: Update tree_pass descriptors.
2032 * function.c: Update tree_pass descriptors.
2033 * tree-vectorizer.c: Update tree_pass descriptors.
2034 * gcse.c: Update tree_pass descriptors.
2035 * ipa-type-escape.c: Update tree_pass descriptors.
2036 * tree-if-conv.c: Update tree_pass descriptors.
2037 * init-regs.c: Update tree_pass descriptors.
2038 * ipa.c: Update tree_pass descriptors.
2039 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2040 * rtl-factoring.c: Update tree_pass descriptors.
2041 * lower-subreg.c: Update tree_pass descriptors.
2042 * bt-load.c: Update tree_pass descriptors.
2043 * tree-dfa.c: Update tree_pass descriptors.
2044 * except.c: Update tree_pass descriptors.
2045 * emit-rtl.c: Update tree_pass descriptors.
2046 * cfgexpand.c: Update tree_pass descriptors.
2047 * tree-cfgcleanup.c: Update tree_pass descriptors.
2048 * cfgcleanup.c: Update tree_pass descriptors.
2049 * tree-ssa-pre.c: Update tree_pass descriptors.
2050 * tree-sra.c: Update tree_pass descriptors.
2051 * tree-mudflap.c: Update tree_pass descriptors.
2052 * tree-ssa-copy.c: Update tree_pass descriptors.
2053 * cfglayout.c: Update tree_pass descriptors.
2054 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2055 * tree-ssa-dce.c: Update tree_pass descriptors.
2056 * tree-ssa.c: Update tree_pass descriptors.
2057 * regclass.c: Update tree_pass descriptors.
2058 * integrate.c: Update tree_pass descriptors.
2059 * tree-optimize.c: Update tree_pass descriptors.
2060 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2061 * tree-object-size.c: Update tree_pass descriptors.
2062 * combine.c: Update tree_pass descriptors.
2063 * tree-outof-ssa.c: Update tree_pass descriptors.
2064 * bb-reorder.c: Update tree_pass descriptors.
2065 * stack-ptr-mod.c: Update tree_pass descriptors.
2066 * var-tracking.c: Update tree_pass descriptors.
2067 * tree-profile.c: Update tree_pass descriptors.
2068 * tree-vect-generic.c: Update tree_pass descriptors.
2069 * reg-stack.c: Update tree_pass descriptors.
2070 * sched-rgn.c: Update tree_pass descriptors.
2071 * tree-ssa-structalias.c: Update tree_pass descriptors.
2072 * tree-cfg.c: Update tree_pass descriptors.
2073 * passes.c (current_pass): Update declaration.
2074 (finish_optimization_passes): Update.
2075 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2076 (register_one_dump_file, register_dump_files_1, next_pass_1):
2078 (init_optimization_passes): Update handling of new types.
2079 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2080 * ipa-struct-reorg.c: Update tree_pass descriptors.
2081 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2082 * combine-stack-adj.c: Update tree_pass descriptors.
2083 * cfgrtl.c: Update tree_pass descriptors.
2084 * dce.c: Update tree_pass descriptors.
2085 * tree-ssanames.c: Update tree_pass descriptors.
2087 2008-03-19 Richard Guenther <rguenther@suse.de>
2090 * tree-ssa.c (walk_data): New structure.
2091 (warn_uninitialized_var): If not always_executed warn with "maybe"
2093 (execute_early_warn_uninitialized): Compute post-dominators.
2094 Initialize always_executed before processing each basic block.
2096 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2099 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2100 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2102 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2104 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2106 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2108 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2110 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2111 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2112 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2113 target after ignore has been set, and move there also the commputation
2114 of subtarget and original_target.
2115 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2116 (LANG_HOOKS_INITIALIZER): Remove it.
2117 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2119 2008-03-18 Richard Guenther <rguenther@suse.de>
2121 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2122 found an expression with constants, note that in the VN for the lhs.
2123 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2124 fold them to constants if possible. Run cleanup_cfg if done so.
2125 (execute_pre): Return todo.
2127 (execute_fre): Likewise.
2128 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2130 (get_prop_source_stmt): Look through pointer conversions.
2132 2008-03-18 Jan Hubicka <jh@suse.cz>
2134 * tree-pretty-print.c: Include predict.h.
2135 (dump_generic_node): Dump predictor.
2136 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2137 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2138 * gimple-low.c (lower_stmt): Likewise.
2139 * expr.c (expand_expr_real): Likewise.
2140 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2142 (build_predict_expr, build_predict_expr): New.
2143 * predict.h (predictor_name, build_predict_expr): Update.
2144 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2145 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2146 * predict.def (PRED_CONTINUE): Update hitrate.
2147 * tree.def (PREDICT_EXPR): Define.
2148 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2149 do not handle BIND_EXPR.
2150 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2151 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2152 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2155 2008-03-18 Michael Matz <matz@suse.de>
2157 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2159 2008-03-18 Richard Guenther <rguenther@suse.de>
2161 * tree-gimple.h (is_gimple_invariant_address): Declare.
2162 (is_gimple_constant): Likewise.
2163 * tree-gimple.c (is_gimple_constant): New function.
2164 (is_gimple_invariant_address): Likewise.
2165 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2166 and is_gimple_invariant_address.
2167 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2169 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2170 an addressable base.
2172 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2175 * gimplify.c (gimplify_expr): Gimplify second operand of
2178 2008-03-17 Richard Guenther <rguenther@suse.de>
2180 PR tree-optimization/19637
2181 * fold-const.c (fold_unary): Remove restrictions of removing
2182 intermediate pointer-conversions (P2)(P1)P0.
2183 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2184 conversion to void pointer.
2185 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2187 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2190 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2191 emulated thread local variables.
2193 2008-03-16 Richard Guenther <rguenther@suse.de>
2196 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2197 expand TREE_INVARIANT operations that are not gimple invariant.
2199 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2201 * doc/extend.texi (Alignment): Say that the ABI controls
2202 the __alignof__ for non-strict-alignment targets rather
2203 than being a recommendation.
2205 2008-03-15 Paul Brook <paul@codesourcery.com>
2207 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2209 (arm_output_fn_unwind): Mark functions that can not be unwound.
2211 2008-03-15 Paul Brook <paul@codesourcery.com>
2213 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2214 extension instructions.
2216 2008-03-15 Richard Guenther <rguenther@suse.de>
2218 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2219 and fold constant aggregate refs.
2220 (fold_const_aggregate_ref): Handle string constants
2221 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2222 (evaluate_stmt): Simplify now that ccp_fold folds constant
2225 2008-03-15 Paul Brook <paul@codesourcery.com>
2227 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2228 (extzv): Use gen_extzv_t2.
2229 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2231 2008-03-15 Richard Guenther <rguenther@suse.de>
2233 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2234 (fold_const_aggregate_ref): Likewise.
2235 (get_value): Return NULL if we don't have any values.
2236 (ccp_finalize): Set const_val to NULL after freeing it.
2237 * tree-flow.h (get_symbol_constant_value): Declare.
2238 (fold_const_aggregate_ref): Likewise.
2239 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2241 2008-03-15 Richard Guenther <rguenther@suse.de>
2244 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2245 to not produce negative array indices if not allowed. Add
2246 parameter to indicate that.
2247 (maybe_fold_offset_to_component_ref): Allow negative array
2248 indices only for the first member of a structure.
2249 (maybe_fold_offset_to_reference): Allow negative array indices.
2250 (maybe_fold_stmt_addition): Likewise.
2252 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2253 Anatoly Sokolov <aesok@post.ru>
2255 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2256 (avr_arch): Add ARCH_AVR6.
2257 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2258 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2259 instead of fixed value 2.
2260 (print_operand_address): Use gs() asm specifier instead of pm().
2261 (avr_assemble_integer): (Ditto.).
2262 (avr_output_addr_vec_elt): (Ditto.).
2263 (print_operand): Handle "!" code.
2264 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2265 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2266 (AVR_HAVE_EIJMP_EICALL): Define.
2267 (AVR_3_BYTE_PC): Redefine.
2268 (AVR_2_BYTE_PC): (Ditto.).
2269 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2270 (LINK_SPEC): Add atmega2560 and atmega2561.
2271 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2273 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2274 for 3 byte PC devices.
2275 (call_value_insn): (Ditto.).
2276 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2277 (indirect_jump): Use only for for 2 byte PC devices.
2278 (*tablejump): (Ditto.).
2279 (*indirect_jump_avr6): Add insn.
2280 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2281 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2282 instead of ijmp for 3 byte PC devices.
2283 (__tablejump2__): (Ditto.).
2284 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2285 (MULITLIB_DIRNAMES): (Ditto.).
2286 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2288 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2290 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2291 "sse2_umulsidi3". Use V1DI mode for operand 0.
2292 ("mmx_psadbw"): Use V1DI mode for operand 0.
2293 * config/i386/i386-modes.def (V1SI): New vector mode.
2294 * config/i386/i386.c (struct builtin_description)
2295 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2296 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2297 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2298 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2299 v1di_ftype_v8qi_v8qi type.
2300 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2302 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2303 __builtin_ia32_pmuludq]: Fix the mode of return value.
2305 2008-03-15 Richard Guenther <rguenther@suse.de>
2308 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2311 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2313 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2314 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2315 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2316 unless TARGET_SERIALIZE_VOLATILE is enabled.
2317 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2318 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2319 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2321 2008-03-14 Richard Guenther <rguenther@suse.de>
2323 PR tree-optimization/34172
2324 * tree-flow.h (refs_may_alias_p): Declare.
2325 (get_single_def_stmt): Likewise.
2326 (get_single_def_stmt_from_phi): Likewise.
2327 (get_single_def_stmt_with_phi): Likewise.
2328 * tree-dfa.c (refs_may_alias_p): New function.
2329 (get_single_def_stmt): Likewise.
2330 (get_single_def_stmt_from_phi): Likewise.
2331 (get_single_def_stmt_with_phi): Likewise.
2332 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2333 (vn_reference_lookup_1): New helper function.
2334 (vn_reference_lookup): Walk the virtual use-def chain to
2335 continue searching for a match if the def does not alias the
2336 reference we are looking for.
2338 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2340 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2341 archive and Perzl. Update The Written Word listing.
2343 2008-03-14 Richard Guenther <rguenther@suse.de>
2345 PR tree-optimization/34043
2346 PR tree-optimization/33989
2347 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2349 (bitmap_find_leader): Use extra argument to verify dominance
2350 relationship inside a basic-block.
2351 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2352 (find_leader_in_sets): Adjust.
2353 (create_component_ref_by_pieces): Take extra argument for
2354 dominance check, handle lookup failures.
2355 (find_or_generate_expression): Likewise.
2356 (create_expression_by_pieces): Likewise.
2357 (insert_into_preds_of_block): Adjust.
2358 (create_value_expr_from): If asked for, verify all operands
2359 are in the blocks AVAIL_OUT set.
2360 (make_values_for_stmt): Check for SSA_NAMEs that are life
2361 over an abnormal edge.
2362 (compute_avail): Remove such check.
2363 (do_SCCVN_insertion): New function.
2364 (eliminate): If we do not find a leader suitable for replacement
2365 insert a replacement expression from SCCVN if available.
2366 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2367 (struct vn_ssa_aux): Add needs_insertion flag.
2368 * tree-ssa-sccvn.c (may_insert): New global flag.
2369 (copy_reference_ops_from_ref): Value-number union member access
2370 based on its size, not type and member if insertion is allowed.
2371 (visit_reference_op_load): For a weak match from union type
2372 punning lookup a view-converted value and insert a SSA_NAME
2373 for that value if that is not found.
2374 (visit_use): Make dumps shorter. Do not disallow value numbering
2375 SSA_NAMEs that are life over an abnormal edge to constants.
2376 (free_scc_vn): Release inserted SSA_NAMEs.
2377 (run_scc_vn): New flag to specify whether insertion is allowed.
2378 Process SSA_NAMEs in forward order.
2379 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2380 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2381 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2382 pointer type to/from integral types that do not change the
2383 precision to regular conversions.
2385 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2387 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2388 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2389 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2390 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2391 input arguments and the mode of return value. Built-in functions
2392 that operate on whole 64-bit MMX register now use V1DI mode.
2394 2008-03-13 Alon Dayan <alond@il.ibm.com>
2395 Olga Golovanevsky <olga@il.ibm.com>
2397 PR tree-optimization/35041
2398 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2399 to locate the right position in a statement.
2401 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2405 * config/i386/xmmintrin.h: Change all static inline functions to
2406 extern inline and add __gnu_inline__ attribute.
2407 * config/i386/bmintrin.h: Ditto.
2408 * config/i386/smmintrin.h: Ditto.
2409 * config/i386/tmmintrin.h: Ditto.
2410 * config/i386/mmintrin-common.h: Ditto.
2411 * config/i386/ammintrin.h: Ditto.
2412 * config/i386/emmintrin.h: Ditto.
2413 * config/i386/pmmintrin.h: Ditto.
2414 * config/i386/mmintrin.h: Ditto.
2415 * config/i386/mm3dnow.h: Ditto.
2417 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2420 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2421 (lower_omp_2): New function.
2422 (lower_omp_1, lower_omp): Rewritten.
2424 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2427 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2428 with the phrase "Microsoft Windows compilers".
2429 (Push/Pop Macro Pragmas): New subsection. Document
2430 #pragma push_macro and pragma pop_macro.
2432 2008-03-12 Paul Brook <paul@codesourcery.com>
2434 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2436 2008-03-12 Paul Brook <paul@codesourcery.com>
2438 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2439 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2440 (thumb2_addsi_shortim): Rename ...
2441 (thumb2_addsi_short): ... to this. Allow register operands.
2442 (thumb2_subsi_short): New pattern.
2443 (thumb2_one_cmplsi2_short,
2444 thumb2_negsi2_short): New patterns and peepholes.
2446 2008-03-12 Paul Brook <paul@codesourcery.com>
2448 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2450 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2452 * config/i386/i386.md (int_cond): New code iterator.
2454 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2455 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2456 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2457 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2458 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2459 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2460 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2461 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2463 2008-03-12 Paul Brook <paul@codesourcery.com>
2465 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2466 instead of {arm,thumb}_compute_save_reg_mask.
2467 (output_return_instruction): Ditto.
2468 (thumb_unexpanded_epilogue): Ditto.
2469 (thumb1_expand_prologue): Ditto.
2470 (thumb1_output_function_prologue): Ditto.
2471 (arm_set_return_address): Ditto.
2472 (thumb_set_return_address): Ditto.
2473 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2474 regs to achieve stack alignment.
2475 (thumb1_compute_save_reg_mask): Fix compiler warning.
2476 (arm_output_epilogue): Use offsets->saved_regs_mask.
2477 Adjust stack pointer by poping call clobered registers.
2478 (arm_expand_prologue): Use offsets->saved_regs_mask.
2479 Adjust stack pointer by pushing extra registers.
2480 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2482 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2485 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2486 conversion to the operands of a multiplication.
2488 2008-03-12 Richard Guenther <rguenther@suse.de>
2490 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2491 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2492 * timevar.def (TV_TREE_PHIPROP): Add.
2493 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2494 pass description. Use TV_TREE_PHIPROP.
2495 * tree-ssa-forwprop.c: Remove phiprop code.
2497 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2500 * omp-low.c (maybe_lookup_decl): Constify first argument.
2501 (use_pointer_for_field): Change last argument from bool to
2502 omp_context *. Disallow shared copy-in/out in nested
2503 parallel if decl is shared in outer parallel too.
2504 (build_outer_var_ref, scan_sharing_clauses,
2505 lower_rec_input_clauses, lower_copyprivate_clauses,
2506 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2508 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2509 Ira Rosen <irar@il.ibm.com>
2511 * tree-vectorizer.c (free_stmt_vec_info): New function.
2512 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2513 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2514 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2515 * tree-vect-transform.c (vectorizable_conversion): Free
2516 vec_oprnds0 if it was allocated.
2517 (vect_permute_store_chain): Remove unused VECs.
2518 (vectorizable_store): Free VECs that are allocated in the..
2520 (vect_transform_strided_load, vectorizable_load): Likewise.
2521 (vect_remove_stores): Simplify the code.
2522 (vect_transform_loop): Move code to vect_remove_stores().
2523 Call vect_remove_stores() and free_stmt_vec_info().
2525 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2527 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2528 TARGET_HPUX. Revise comment.
2529 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2530 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2531 Use sr4 variant of `be' instruction when not generating PIC code.
2532 (attr_length_call): Adjust for above change.
2534 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2536 * ipa-reference.c (static_execute): Remove module_statics_const and
2537 associated setting code.
2539 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2542 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2543 predicate for operand 1.
2544 (paritysi2_cmp): Use register_operand predicate for operand 2.
2545 Use earlyclobber modifier for operand 1. Remove support for
2547 (paritydi2_cmp): Use register_operand predicate for operand 3.
2548 Use earlyclobber modifier for operand 1. Remove support for
2551 2008-03-11 Paul Brook <paul@codesourcery.com>
2552 Vladimir Prus <vladimir@codesourcery.com>
2554 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2555 (arm_compute_save_reg0_reg12_mask): Always
2556 check if register 11 must be saved. Always safe hard frame pointer
2557 when frame_pointer_needeed.
2558 (arm_compute_save_reg_mask): Save IP and PC
2559 only with apcs frames.
2560 (arm_output_epilogue): Adjust Thumb2 codepath to
2561 be also invoked and work for ARM non-apcs frames.
2562 (arm_expand_prologue): Don't bother saving IP
2563 for non-apcs frame, since it's not clobbered by
2564 prologue code. Implement non-apcs frame
2567 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2569 PR rtl-optimization/35281
2570 * expr.c (convert_move): Use a new pseudo for the intermediate
2571 from_mode->word_mode result.
2573 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2575 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2576 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2577 * toplev.c (compile_file): Don't call it.
2579 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2582 * expr.c (store_expr): Call emit_block_move if the mode
2583 of "temp" RTX is BLKmode.
2585 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2586 Richard Guenther <rguenther@suse.de>
2588 PR tree-optimization/31358
2589 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2590 the step with a NULL_TREE.
2591 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2592 to sizetype if type is a pointer type.
2593 (add_candidate_1): Don't convert the base and step to
2594 the generic type if the orginal type is a pointer type.
2595 (add_iv_value_candidates): Use sizetype for the step
2596 if type is a pointer type.
2597 (cand_value_at): Likewise.
2598 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2600 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2601 Don't convert the tem affine to the type.
2602 (add_elt_to_tree): Use sizetype for the step if a pointer.
2603 Use POINTER_PLUS_EXPR for pointers.
2604 (aff_combination_to_tree): Use sizetype for the step if a
2607 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2609 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2610 Remove commutativity hint.
2612 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2616 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2617 errorneous type. Check that v is a VAR_DECL.
2620 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2622 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2624 PR tree-optimization/35494
2625 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2626 may be overriden at link and run time.
2628 2008-03-10 Richard Guenther <rguenther@suse.de>
2630 PR tree-optimization/34677
2631 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2632 (poolify_tree): Likewise.
2633 (modify_expr_template): Likewise.
2634 (poolify_modify_stmt): Likewise.
2635 (insert_fake_stores): Handle all component-ref style stores
2636 in addition to INDIRECT_REF. Also handle complex types.
2637 Do not poolify the inserted load.
2638 (realify_fake_stores): Do not rebuild the tree but only
2639 make it a SSA_NAME copy.
2640 (init_pre): Remove initialzation of modify_expr_template.
2641 Do not allocate modify_expr_node_pool.
2642 (fini_pre): Do not free modify_expr_node_pool.
2644 2008-03-10 Paul Brook <paul@codesourcery.com>
2646 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2649 2008-03-10 Paul Brook <paul@codesourcery.com>
2650 Mark Shinwell <shinwell@codesourcery.com>
2652 * config/arm/cortex-r4.md: New.
2653 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2655 * config/arm/arm.md: Include cortex-r4.md.
2656 (insn): Add smmls, sdiv and udiv values.
2657 (generic_sched): Don't use generic scheduling for Cortex-R4.
2658 (arm_issue_rate): New function.
2659 (TARGET_SCHED_ISSUE_RATE): Define.
2661 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2663 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2665 2008-03-10 Richard Guenther <rguenther@suse.de>
2667 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2668 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2670 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2672 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2673 Set default to true.
2675 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2677 * c.opt (Wsynth): Deprecate.
2678 * doc/invoke.texi (Option Summary, Warning Options): Document
2679 -Wno-format-contains-nul.
2681 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2684 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2685 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2687 2008-03-09 Ira Rosen <irar@il.ibm.com>
2689 * config/rs6000/rs6000.c (builtin_description): Rename vector
2690 left shift operations.
2691 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2692 (altivec_vsl<VI_char>): Rename to ...
2693 (ashl<mode>3): ... new name.
2694 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2696 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2698 2008-03-08 Richard Guenther <rguenther@suse.de>
2700 * coverage.h (tree_coverage_counter_addr): Declare.
2701 * coverage.c (tree_coverage_counter_addr): New function.
2702 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2704 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2705 (tree_gen_one_value_profiler): Likewise.
2706 (tree_gen_ic_profiler): Likewise.
2707 (tree_gen_average_profiler): Likewise.
2708 (tree_gen_ior_profiler): Likewise.
2710 2008-03-08 Richard Guenther <rguenther@suse.de>
2712 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2713 (vn_binary_op_insert): Likewise.
2714 (vn_unary_op_lookup): Likewise.
2715 (vn_unary_op_insert): Likewise.
2716 (vn_nary_op_lookup): Declare.
2717 (vn_nary_op_insert): Likewise.
2718 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2719 and binary hashes, use a single obstack for unary_op_pool
2721 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2722 a single struct vn_nary_op_s. Store tree code length and
2723 a variable number of operands.
2724 (struct vn_reference_op_struct): Remove unused op2.
2725 (vn_reference_op_eq): Do not compare op2.
2726 (vn_reference_op_compute_hash): Do not compute hash of op2.
2727 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2728 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2729 with vn_nary_op_compute_hash.
2730 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2731 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2733 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2735 (visit_unary_op): Call nary functions.
2736 (visit_binary_op): Likewise.
2737 (process_scc): Adjust for struct vn_tables_s changes.
2738 (allocate_vn_table): Likewise.
2739 (free_vn_table): Likewise.
2740 * tree-vn.c (vn_add): Call nary functions.
2741 (vn_lookup): Likewise.
2743 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2746 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2747 wdst back after sync_compare_and_swapqhi_internal.
2749 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2752 * config/i386/i386-modes.def (V1DI): New vector mode.
2753 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2754 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2755 (MMXMODE248): Ditto.
2756 (MMXMODE): Add V1DI mode.
2757 (mmxvecsize): Change DI mode to V1DI mode.
2758 ("mov<mode>): Use MMXMODEI8 mode iterator.
2759 ("*mov<mode>_internal_rex64"): Ditto.
2760 ("*mov<mode>_internal"): Ditto.
2761 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2762 ("mmx_sub<mode>3"): Ditto.
2763 ("mmx_adddi3"): Remove insn pattern.
2764 ("mmx_subdi3"): Ditto.
2765 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2766 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2767 ("mmx_ashl<mode>3"): Ditto.
2768 ("mmx_lshrdi3"): Remove insn pattern.
2769 ("mmx_ashldi3"): Ditto.
2770 * config/i386/i386.c (classify_argument): Handle V1DImode.
2771 (function_arg_advance_32): Ditto.
2772 (function_arg_32): Ditto.
2773 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2774 mmx_addv1di3 insn pattern.
2775 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2776 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2777 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2778 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2779 Remove definitions of built-in functions.
2780 (V1DI_type_node): New node.
2781 (v1di_ftype_v1di_int): Ditto.
2782 (v1di_ftype_v1di_v1di): Ditto.
2783 (v2si_ftype_v2si_si): Ditto.
2784 (v4hi_ftype_v4hi_di): Remove node.
2785 (v2si_ftype_v2si_di): Ditto.
2786 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2787 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2788 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2789 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2790 Add new builtins using def_builtin_const.
2791 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2792 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2793 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2794 * config/i386/mmintrin.h (__v1di): New typedef.
2795 (_mm_add_si64): Cast arguments to __v1di type.
2796 (_mm_sub_si64): Ditto.
2797 (_mm_sll_pi16): Cast __count to __v4hi type.
2798 (_mm_sll_pi32): Cast __count to __v2si type.
2799 (_mm_sll_si64): Cast arguments to __v1di type.
2800 (_mm_srl_pi16): Cast __count to __v4hi type.
2801 (_mm_srl_pi32): Cast __count to __v2si type.
2802 (_mm_srl_si64): Cast arguments to __v1di type.
2803 (_mm_sra_pi16): Cast __count to __v4hi type.
2804 (_mm_sra_pi32): Cast __count to __v2si type.
2805 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2806 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2807 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2808 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2809 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2810 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2811 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2812 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2813 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2814 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2815 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2816 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2818 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2820 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2822 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2825 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2826 reg+const addressing for Altivec modes. Don't generate reg+reg
2827 addressing for TFmode or TDmode quantities.
2829 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2831 * c-common.c (vector_types_convertible_p): Call langhook
2832 instead of comptypes.
2834 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2837 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2838 integral and scalar float variables which have a
2841 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2843 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2844 dwarf_register_span hook when emitting unwind information for
2845 register-to-memory saves.
2846 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2847 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2849 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2851 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2852 for the same VAR_DECL.
2854 2008-03-06 Tom Tromey <tromey@redhat.com>
2857 * doc/standards.texi (Standards): Don't mention treelang.
2858 * doc/invoke.texi (Overall Options): Don't mention treelang.
2859 * doc/install.texi (Prerequisites): Don't mention bison or
2861 (Configuration): Don't mention treelang.
2862 (Building): Likewise.
2863 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2865 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2867 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2868 word-extractions out of a multi-word object.
2870 2008-03-06 Richard Guenther <rguenther@suse.de>
2872 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2873 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2874 result type and precision.
2875 * expr.c (get_inner_reference): Set unsignedp based on the result
2876 type of BIT_FIELD_REF.
2877 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2878 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2879 (try_instantiate_multiple_fields): Likewise. Use the correct type
2881 (sra_build_assignment): Likewise.
2882 (sra_build_elt_assignment): Likewise.
2883 (sra_explode_bitfield_assignment): Likewise.
2884 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2885 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2886 set BIT_FIELD_REF_UNSIGNED.
2887 (vectorizable_load): Likewise.
2889 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2891 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2894 2008-03-06 Richard Guenther <rguenther@suse.de>
2896 * alias.c (struct alias_set_entry): Move has_zero_child field
2897 to pack with alias_set.
2899 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2901 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2904 2008-03-05 Ian Lance Taylor <iant@google.com>
2906 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2908 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2910 * fwprop.c (update_df): Support width and offset parameters of
2912 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2913 global_conflicts): Change DF_REF_EXTRACT to either
2914 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2915 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2916 * df-scan.c (df_ref_record, df_defs_record,
2917 df_ref_create_structure, df_def_record_1, df_uses_record,
2918 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2919 df_bb_refs_collect, df_entry_block_defs_collect,
2920 df_exit_block_uses_collect): Support new width and offset fields.
2921 (ref_extract_pool): New storage pool.
2922 (df_free_ref): New function.
2923 (df_reg_chain_unlink, df_free_collection_rec,
2924 df_sort_and_compress_refs): Call df_free_ref.
2925 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2927 (df_ref_create_structure): Allocate df_ref_extract if offset and
2928 width fields are used.
2929 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2930 (df_uses_record): Get offset and width from ZERO_EXTRACT
2932 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2933 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2934 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2935 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2936 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2937 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2938 (df_ref_extract): New structure.
2939 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2940 (df_ref_create): Add width and offset parameters.
2942 2008-03-05 Richard Guenther <rguenther@suse.de>
2944 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2945 Use ranges_overlap_p.
2946 (offset_overlaps_with_access): Rename
2947 to ranges_overlap_p and move ...
2948 * tree-flow-inline.h (ranges_overlap_p): ... here.
2950 * tree.h (get_inner_reference, handled_component_p): Update
2953 * tree.h (record_component_aliases, get_alias_set,
2954 alias_sets_conflict_p, alias_sets_must_conflict_p,
2955 objects_must_conflict_p): Move declarations ...
2956 * alias.h (record_component_aliases, get_alias_set,
2957 alias_sets_conflict_p, alias_sets_must_conflict_p,
2958 objects_must_conflict_p): ... here.
2959 Include coretypes.h.
2960 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2962 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2964 * cfg.c: Include tree-flow.h.
2965 (remove_edge_raw): Call redirect_edge_var_map_clear.
2966 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2967 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2968 (redirect_edge_var_map_result): New.
2969 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2970 PENDING_STMT use with redirect_edge_var_map_*.
2971 * tree-ssa.c (edge_var_maps): New definition.
2972 (redirect_edge_var_map_add): New.
2973 (redirect_edge_var_map_clear): New.
2974 (redirect_edge_var_map_dup): New.
2975 (redirect_edge_var_map_vector): New.
2976 (redirect_edge_var_map_destroy): New.
2977 (ssa_redirect_edge): Replace PENDING_STMT use with
2978 redirect_edge_var_map_*.
2979 (flush_pending_stmts): Same.
2980 (delete_tree_ssa): Destroy edge var map.
2981 * tree-flow.h (struct _edge_var_map): New.
2982 Define edge_var_map vector type.
2983 Declare redirect_edge_var_map_* prototypes.
2984 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2985 * tree-cfg.c (reinstall_phi_args): Replace
2986 PENDING_STMT use with redirect_edge_var_map_*.
2988 2008-03-05 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/35472
2991 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2992 whose single use_stmt has a overlapping set of loaded and
2993 stored symbols as that use_stmt might be a noop assignment then.
2995 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2997 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2999 2008-03-05 Richard Guenther <rguenther@suse.de>
3002 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3003 should be constants.
3004 * tree-cfg.c (verify_expr): Verify it.
3005 * fold-const.c (fold_truthop): Remove code generating
3006 BIT_FIELD_REFs of structure bases.
3007 (fold_binary): Likewise.
3008 (fold_ternary): Position and size of BIT_FIELD_REFs are
3009 always host integers.
3010 (make_bit_field_ref): Remove.
3011 (optimize_bit_field_compare): Remove.
3012 (all_ones_mask_p): Remove.
3014 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3017 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3018 (split_block_and_df_analyze): New. Split basic block and rebuild
3020 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3022 (split_pattern_seq): Likewise.
3023 (erase_matching_seqs): Likewise.
3024 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3026 2008-03-04 Geoff Keating <geoffk@apple.com>
3028 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3029 declaration and code.
3030 (tree_invalid_nonnegative_warnv_p): Likewise.
3032 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3034 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3035 examples. Truncate option-names then causing overfull hbox.
3037 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3040 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3042 * configure: Rebuilt.
3044 2008-03-04 Rafael Espindola <espindola@google.com>
3046 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3047 (tree_unary_nonnegative_warnv_p): New.
3048 (tree_binary_nonnegative_warnv_p): New.
3049 (tree_single_nonnegative_warnv_p): New.
3050 (tree_invalid_nonnegative_warnv_p): New.
3051 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3053 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3056 * opts.c (handle_option): Postpone 'unknown option' errors only for
3059 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3062 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3065 2008-03-04 Rafael Espindola <espindola@google.com>
3067 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3068 (tree_binary_nonzero_warnv_p): New.
3069 (tree_single_nonzero_warnv_p): New.
3070 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3072 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3075 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3076 transformations for modes that have signed zeros.
3077 * ifcvt.c (noce_try_abs): Ditto.
3079 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3081 * config/i386/i386.c (override_options): Force
3082 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3084 2008-03-04 Jan Hubicka <jh@suse.cz>
3087 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3090 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3092 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3093 label to probe the stack.
3095 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3097 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3098 (__gthr_win32_mutex_destroy): Declare.
3099 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3100 __gthr_win32_mutex_destroy.
3101 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3103 2008-03-03 Jan Hubicka <jh@suse.cz>
3106 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3107 aggressive on inlining cold calls.
3109 2008-03-03 Richard Guenther <rguenther@suse.de>
3111 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3112 struct copies into the expression table.
3113 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3114 (try_to_simplify): Likewise.
3115 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3116 integral and pointer arguments which do not change the
3117 precision to NOP_EXPRs.
3118 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3119 VIEW_CONVERT_EXPR case.
3121 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3123 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3124 defined in a loop at depth 0 is invariant.
3125 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3126 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3127 be called at loop depth 0.
3129 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3132 * gcc.c (process_command): Update copyright notice dates.
3133 * gcov.c (print_version): Likewise.
3134 * gcov-dump.c (print_version): Likewise.
3135 * mips-tfile.c (main): Likewise.
3136 * mips-tdump.c (main): Likewise.
3138 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3141 * c-common.c (flag_permissive): Delete.
3142 (constant_expression_warnings): Check flags first.
3143 (constant_expression_error): New.
3144 * c-common.h (flag_permissive): Delete.
3145 (constant_expression_error): Declare.
3146 * flags.h (flag_permissive): Declare. Update description.
3147 * diagnostic.c (pedwarn): Update.
3149 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3150 (permissive_error_kind): New.
3151 * toplev.c (flag_permissive): Define. Update description.
3152 * toplev.h (permissive_error_kind): Declare.
3153 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3154 (pedwarn_c90): Use pedantic_warning_kind.
3155 * c-opts.c (c_common_post_options): flag_permissive does not affect
3156 flag_pedantic_errors.
3158 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3160 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3161 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3162 __absvsi2, __absvDI2): Use unsigned arithmetic.
3164 2008-03-02 Andi Kleen <ak@suse.de>
3165 Richard Guenther <rguenther@suse.de>
3167 * struct-equiv.c: Remove file.
3168 * cfg_cleanup.c (condjump_equiv_p): Remove.
3169 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3170 (struct-equiv.o): Remove rule.
3171 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3172 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3173 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3175 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3177 * ifcvt.c (noce_process_if_block): Try to handle only the then
3178 block if the else block exists but isn't suitable.
3180 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3183 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3184 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3185 regression from previous patch.
3187 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3190 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3192 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3193 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3194 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3195 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3196 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3197 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3198 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3199 (__gthread_mutex_destroy_function): Rename to
3200 __gthread_mutex_destroy.
3201 * gthr-dce.h (__gthread_mutex_destroy): Call
3202 pthread_mutex_destroy.
3203 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3204 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3205 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3207 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3209 * df-scan.c (df_ref_chain_change_bb): Simplify.
3210 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3211 set_block_for_insn if there's any change.
3212 * df.h ((df_insn_change_bb): Fix prototype.
3213 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3214 df_insn_change_bb, don't call set_block_for_insn.
3215 * emit-rtl.c (reorder_insns): Likewise.
3216 * haifa-sched.c (move_insn): Likewise.
3218 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3220 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3222 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3224 * tree-flow-inline.h (next_readonly_imm_use): Return
3225 NULL_USE_OPERAND_P after the end.
3227 2008-03-01 Richard Guenther <rguenther@suse.de>
3229 PR tree-optimization/35411
3230 * tree-sra.c (sra_build_assignment): Split conversion to
3231 final type to a separate statement if we are not assigning
3234 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3236 * fold-const.c (fold_convertible_p): Correct the logic to follow
3237 that in fold_convert().
3239 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3242 * tree-inline.c (build_duplicate_type): When we make a
3243 duplicate type, make it unique in the canonical types system.
3245 2008-02-29 Tom Tromey <tromey@redhat.com>
3247 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3248 input_file_stack_history, input_file_stack_restored): Remove.
3249 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3250 * input.h (struct file_stack): Remove.
3251 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3252 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3254 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3256 (diagnostic_last_module_changed): Add 'map' argument.
3257 (diagnostic_set_last_function): Likewise.
3258 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3259 line map, not input_file_stack.
3260 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3262 2008-02-29 Paul Brook <paul@codesourcery.com>
3264 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3266 2008-02-29 Paul Brook <paul@codesourcery.com>
3268 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3270 2008-02-29 Richard Guenther <rguenther@suse.de>
3272 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3274 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3275 value for comparing for a store match.
3276 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3277 (try_to_simplify): Do not do a full-blown reference lookup.
3279 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3281 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3282 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3284 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3286 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3288 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3289 strides against cache sizes.
3291 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3293 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3296 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3298 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3299 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3300 is smaller than the original promoted value.
3301 (simplify_subreg): If OP is a SUBREG, try to preserve its
3302 SUBREG_PROMOTED_VAR_P information.
3304 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3306 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3307 (VN_INFO_GET): Allocate new objects on the obstack.
3308 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3309 for rpo_numbers_temp, for consistency.
3310 (free_scc_vn): Free the obstack.
3312 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3314 * doc/invoke.texi: Document -ftree-loop-distribution.
3315 * tree-loop-distribution.c: New.
3316 * tree-pass.h (pass_loop_distribution): New.
3317 * graphds.h (struct graph): Add htab_t indices.
3318 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3319 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3320 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3321 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3322 * tree-data-ref.c (debug_data_dependence_relations): New.
3323 (dump_data_dependence_relation): Also print data references.
3324 (free_data_ref): Extern.
3325 (same_access_functions): Moved...
3326 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3327 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3328 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3329 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3330 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3331 (stmts_from_loop): Skip LABEL_EXPR.
3332 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3334 (build_rdg): Initialize rdg->indices htab.
3335 (free_rdg, stores_from_loop, ref_base_address,
3336 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3337 have_similar_memory_accesses_1, ref_base_address_1,
3338 remove_similar_memory_refs): New.
3339 * tree-data-ref.h: Depend on tree-chrec.h.
3340 (debug_data_dependence_relations, free_data_ref): Declared.
3341 (same_access_functions): ... here.
3342 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3344 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3345 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3346 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3347 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3348 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3349 rdg_vertex_for_stmt): Declared.
3350 (struct rdg_edge): Add level.
3352 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3353 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3355 (rdg_has_similar_memory_accesses): New.
3356 * tree-vect-analyze.c: Remove unused static decls.
3357 * lambda.h (dependence_level): New.
3358 * common.opt (ftree-loop-distribution): New.
3359 * tree-flow.h (mark_virtual_ops_in_bb,
3360 slpeel_tree_duplicate_loop_to_edge_cfg,
3361 rename_variables_in_loop): Declared.
3362 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3363 (OBJS-common): Add tree-loop-distribution.o.
3364 (tree-loop-distribution.o): New rule.
3365 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3366 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3367 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3369 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3372 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3373 other than structures and unions.
3375 2008-02-28 Richard Guenther <rguenther@suse.de>
3378 2008-02-26 Richard Guenther <rguenther@suse.de>
3380 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3381 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3382 (lookup_decl_from_uid): Declare.
3383 (remove_decl_from_map): Likewise.
3384 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3385 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3386 (decl_for_uid_map): New global hashtable mapping DECL_UID
3388 (init_ttree): Allocate it.
3389 (insert_decl_to_uid_decl_map): New helper function.
3390 (make_node_stat): Insert new decls into the map.
3391 (copy_node_stat): Likewise.
3392 (lookup_decl_from_uid): New function.
3393 (remove_decl_from_map): Likewise.
3394 (print_decl_for_uid_map_statistics): New helper.
3395 (dump_tree_statistics): Call it.
3397 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3398 (referenced_var_iterator): Adjust.
3399 (FOR_EACH_REFERENCED_VAR): Adjust.
3400 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3401 (num_referenced_vars): Adjust.
3402 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3403 (first_referenced_var): Remove.
3404 (end_referenced_vars_p): Likewise.
3405 (next_referenced_var): Likewise.
3406 (referenced_var_iterator_set): New helper function.
3407 * tree-dfa.c (referenced_var_lookup): Adjust.
3408 (referenced_var_check_and_insert): Likewise.
3409 (remove_referenced_var): Likewise.
3410 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3411 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3412 (verify_call_clobbering): Likewise.
3413 (verify_memory_partitions): Likewise.
3414 (init_tree_ssa): Allocate bitmap instead of hashtable for
3416 (delete_tree_ssa): Adjust.
3417 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3418 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3419 (compute_tag_properties): Likewise.
3420 (set_initial_properties): Likewise.
3421 (find_partition_for): Likewise.
3422 (update_reference_counts): Likewise.
3423 (dump_may_aliases_for): Likewise.
3424 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3425 (add_call_clobber_ops): Likewise.
3426 (add_call_read_ops): Likewise.
3427 (get_asm_expr_operands): Likewise.
3428 * tree-into-ssa.c (dump_decl_set): Likewise.
3429 (update_ssa): Likewise.
3430 * tree-sra.c (scan_function): Likewise.
3431 (decide_instantiations): Likewise.
3432 (scalarize_parms): Likewise.
3433 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3434 (dsa_named_for): Likewise.
3435 * tree-ssa-structalias.c (update_alias_info): Likewise.
3436 (merge_smts_into): Likewise.
3438 2008-02-27 David Daney <ddaney@avtrex.com>
3441 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3442 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3443 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3444 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3445 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3447 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3450 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3451 (BUILT_IN_NEXTTOWARD): Remove.
3452 (BUILT_IN_NEXTTOWARDF): Ditto.
3453 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3454 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3456 2008-02-27 Tom Tromey <tromey@redhat.com>
3458 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3459 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3461 2008-02-27 Jan Beulich <jbeulich@novell.com>
3463 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3464 update the respective field on newdecl.
3466 2008-02-27 Revital Eres <eres@il.ibm.com>
3468 PR rtl-optimization/34999
3469 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3470 crossing edges that ends with a call insn.
3471 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3472 call insn and clear the EDGE_CROSSING flag of the crossing edge
3473 when fixing fallthru edges.
3475 2008-02-27 Richard Guenther <rguenther@suse.de>
3478 * fold-const.c (fold_unary): Return the correct argument,
3479 converted to the result type.
3481 2008-02-27 Richard Guenther <rguenther@suse.de>
3484 * expr.c (expand_expr_real_1): Assert on rotates that operate
3486 * fold-const.c (fold_binary): Use the types precision, not the
3487 bitsize of the mode if folding rotate expressions. Build rotates
3488 only for full modes.
3490 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3492 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3494 * c-pragma.c (pragma_ns_name): New typedef.
3495 (registered_pp_pragmas): New variable.
3496 (c_pp_lookup_pragma): New function.
3497 (c_register_pragma_1): If flag_preprocess_only, do nothing
3498 for non-expanded pragmas, for expanded ones push pragma's
3499 namespace and name into registered_pp_pragmas vector.
3500 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3501 flag_preprocess_only, don't register GCC pch_preprocess
3502 pragma if flag_preprocess_only.
3503 * c-opts.c (c_common_init): Call init_pragma even if
3504 flag_preprocess_only.
3505 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3506 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3507 cpp_register_pragma if flag_preprocess_only.
3509 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3512 * c-parser.c (c_parser_translation_unit): Warn for empty
3513 translation unit, not empty source file.
3515 2008-02-26 Paul Brook <paul@codesourcery.com>
3517 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3518 operand for Thumb-2.
3519 * config/arm/arm.h (reg_class): Add CORE_REGS.
3520 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3521 (BASE_REG_CLASS): Use CORE_REGS.
3522 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3523 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3524 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3525 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3526 ARM_REGNO_OK_FOR_INDEX_P.
3527 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3528 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3529 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3530 (ldm/stm peepholes): Ditto.
3531 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3532 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3533 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3534 * config/arm/constraints.md: Enable "k" constraint on ARM.
3536 2008-02-27 Ben Elliston <bje@au.ibm.com>
3538 * config/rs6000/rs6000.c: Annotate cache line size field in all
3539 instances of struct processor_costs.
3541 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3543 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3544 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3545 jump_bypass): New counters.
3546 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3547 * dce.c (gate_ud_dce): Same.
3548 (gate_fast_dce): Same.
3549 * dse.c (gate_dse1): New function.
3550 (gate_dse2): New function.
3551 (gate_dse): Merge results of new gate functions.
3552 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3553 (gate_handle_jump_bypass): Add dbg_cnt.
3554 (gate_handle_gcse): Add dbg_cnt.
3555 * ifcvt.c (gate_handle_if_conversion): Same.
3556 (gate_handle_if_after_combine): Same.
3557 (gate_handle_if_after_reload): Same.
3558 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3560 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3562 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3564 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3566 2008-02-26 Jason Merrill <jason@redhat.com>
3569 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3570 alone if it's the naming decl for the type's main variant.
3572 2008-02-26 Tom Tromey <tromey@redhat.com>
3574 * system.h (USE_MAPPED_LOCATION): Poison.
3575 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3576 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3577 (make_goto_expr_edges): Likewise.
3578 (remove_bb): Likewise.
3579 (execute_warn_function_return): Likewise.
3580 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3582 * c-common.c (fname_decl): Remove old location code.
3583 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3585 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3587 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3588 (gen_rtx_ASM_INPUT): Likewise.
3589 (gen_rtx_ASM_INPUT_loc): Likewise.
3590 (get_rtx_asm_OPERANDS): Remove.
3591 * cfglayout.c (insn_locators_alloc): Remove old location code.
3592 (set_curr_insn_source_location): Likewise.
3593 (curr_insn_locator): Likewise.
3594 * print-tree.c (print_node): Remove old location code.
3595 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3596 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3597 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3598 location_from_locus.
3599 (construct_exit_block): Remove old location code.
3600 * emit-rtl.c (force_next_line_note): Remove old location code.
3601 * profile.c (branch_prob): Remove old location code.
3602 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3603 LOC_LINE): Remove old-location variants.
3604 * langhooks.c (lhd_print_error_function): Remove old location
3606 * configure, config.in: Rebuilt.
3607 * configure.ac (--enable-mapped-location): Remove.
3608 * c-decl.c (c_init_decl_processing): Remove old location code.
3609 (finish_function): Likewise.
3610 * recog.c (decode_asm_operands): Remove old location code.
3611 * c-pch.c (c_common_read_pch): Remove old location code.
3612 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3614 * gimple-low.c (lower_function_body): Remove old location code.
3615 * toplev.c (unknown_location): Remove.
3616 (push_srcloc): Remove old-location variant.
3617 (process_options): Remove old location code.
3618 (lang_dependent_init): Likewise.
3619 * input.h (UNKNOWN_LOCATION): Move definition.
3620 (location_t): Undeprecate.
3621 (source_locus): Remove.
3622 (location_from_locus): Remove.
3623 (struct location_s): Remove.
3624 Remove all old-location code.
3625 (input_line, input_filename): Remove.
3626 * final.c (final_scan_insn): Remove old location code.
3627 * diagnostic.c (diagnostic_build_prefix): Remove
3628 USE_MAPPED_LOCATION test.
3629 * tree.h (gimple_stmt) <locus>: Now a location_t.
3630 (tree_exp) <locus>: Likewise.
3631 (DECL_IS_BUILTIN): Remove old-location variant.
3632 (annotate_with_file_line, annotate_with_locus): Likewise.
3633 (expr_locus, set_expr_locus): Update.
3634 * tree.c (build1_stat): Remove old location code.
3635 (last_annotated_node): Remove.
3636 (annotate_with_file_line): Remove old-location variant.
3637 (annotate_with_locus): Likewise.
3638 (expr_location): Remove old location code.
3639 (set_expr_location): Likewise.
3640 (expr_has_location): Likewise.
3641 (expr_locus): Likewise.
3642 (set_expr_locus): Likewise.
3643 (expr_filename): Don't use location_from_locus.
3644 (expr_lineno): Likewise.
3645 * rtl-error.c (location_for_asm): Remove old location code.
3646 * c-lex.c (cb_line_change): Remove old location code.
3647 (fe_file_change): Likewise.
3648 (cb_def_pragma): Likewise.
3649 (c_lex_with_flags): Likewise.
3650 * gengtype.c (do_typedef): Don't special-case location types.
3651 (define_location_structures): Remove.
3652 (main): Don't call define_location_structures.
3653 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3656 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3659 * builtins.def (BUILT_IN_STDARG_START): Remove.
3660 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3661 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3662 * tree-inline.c (inline_forbidden_p_1): Likewise.
3664 2008-02-26 Richard Guenther <rguenther@suse.de>
3666 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3667 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3668 (lookup_decl_from_uid): Declare.
3669 (remove_decl_from_map): Likewise.
3670 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3671 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3672 (decl_for_uid_map): New global hashtable mapping DECL_UID
3674 (init_ttree): Allocate it.
3675 (insert_decl_to_uid_decl_map): New helper function.
3676 (make_node_stat): Insert new decls into the map.
3677 (copy_node_stat): Likewise.
3678 (lookup_decl_from_uid): New function.
3679 (remove_decl_from_map): Likewise.
3680 (print_decl_for_uid_map_statistics): New helper.
3681 (dump_tree_statistics): Call it.
3683 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3684 (referenced_var_iterator): Adjust.
3685 (FOR_EACH_REFERENCED_VAR): Adjust.
3686 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3687 (num_referenced_vars): Adjust.
3688 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3689 (first_referenced_var): Remove.
3690 (end_referenced_vars_p): Likewise.
3691 (next_referenced_var): Likewise.
3692 (referenced_var_iterator_set): New helper function.
3693 * tree-dfa.c (referenced_var_lookup): Adjust.
3694 (referenced_var_check_and_insert): Likewise.
3695 (remove_referenced_var): Likewise.
3696 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3697 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3698 (verify_call_clobbering): Likewise.
3699 (verify_memory_partitions): Likewise.
3700 (init_tree_ssa): Allocate bitmap instead of hashtable for
3702 (delete_tree_ssa): Adjust.
3703 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3704 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3705 (compute_tag_properties): Likewise.
3706 (set_initial_properties): Likewise.
3707 (find_partition_for): Likewise.
3708 (update_reference_counts): Likewise.
3709 (dump_may_aliases_for): Likewise.
3710 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3711 (add_call_clobber_ops): Likewise.
3712 (add_call_read_ops): Likewise.
3713 (get_asm_expr_operands): Likewise.
3714 * tree-into-ssa.c (dump_decl_set): Likewise.
3715 (update_ssa): Likewise.
3716 * tree-sra.c (scan_function): Likewise.
3717 (decide_instantiations): Likewise.
3718 (scalarize_parms): Likewise.
3719 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3720 (dsa_named_for): Likewise.
3721 * tree-ssa-structalias.c (update_alias_info): Likewise.
3722 (merge_smts_into): Likewise.
3724 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3727 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3728 * c-opts.c (c_common_handle_option): Wall enables
3729 Wvolatile-register-var.
3730 * common.opt: Move Wvolatile-register-var to...
3733 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3735 * common.opt (Wlarger-than=): New.
3736 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3738 * opts.c (common_handle_option): Handle -Wlarger-than=.
3739 * optc-gen.awk: Likewise.
3740 * opth-gen.awk: Likewise.
3741 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3742 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3744 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3746 * c-common.c (match_case_to_enum_1): Add appropriate
3747 OPT_W* parameter to warning.
3748 (c_do_switch_warnings): Likewise.
3749 * c-typeck.c (warning_init): Add one more parameter following
3751 (push_init_level): Update call to warning_init.
3752 (pop_init_level): Likewise.
3753 (add_pending_init): Likewise.
3754 (output_init_element: Likewise.
3756 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3759 * toplev.c (toplev_main): If there are warnings or error, print
3760 errors for ignored options.
3761 * opts.c (ignored_options): New static variable.
3762 (postpone_unknown_option_error): New.
3763 (print_ignored_options): New.
3764 (handle_option): Postpone errors for unknown -Wno-* options.
3765 * opts.h (print_ignored_options): Declare.
3767 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3769 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3772 2008-02-25 Richard Guenther <rguenther@suse.de>
3775 2008-02-25 Richard Guenther <rguenther@suse.de>
3777 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3778 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3779 (lookup_decl_from_uid): Declare.
3780 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3781 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3782 (decl_for_uid_map): New global hashtable mapping DECL_UID
3784 (init_ttree): Allocate it.
3785 (insert_decl_to_uid_decl_map): New helper function.
3786 (make_node_stat): Insert new decls into the map.
3787 (copy_node_stat): Likewise.
3788 (lookup_decl_from_uid): New function.
3789 (print_decl_for_uid_map_statistics): New helper.
3790 (dump_tree_statistics): Call it.
3792 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3793 (referenced_var_iterator): Adjust.
3794 (FOR_EACH_REFERENCED_VAR): Adjust.
3795 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3796 (num_referenced_vars): Adjust.
3797 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3798 (first_referenced_var): Remove.
3799 (end_referenced_vars_p): Likewise.
3800 (next_referenced_var): Likewise.
3801 (referenced_var_iterator_set): New helper function.
3802 * tree-dfa.c (referenced_var_lookup): Adjust.
3803 (referenced_var_check_and_insert): Likewise.
3804 (remove_referenced_var): Likewise.
3805 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3806 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3807 (verify_call_clobbering): Likewise.
3808 (verify_memory_partitions): Likewise.
3809 (init_tree_ssa): Allocate bitmap instead of hashtable for
3811 (delete_tree_ssa): Adjust.
3812 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3813 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3814 (compute_tag_properties): Likewise.
3815 (set_initial_properties): Likewise.
3816 (find_partition_for): Likewise.
3817 (update_reference_counts): Likewise.
3818 (dump_may_aliases_for): Likewise.
3819 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3820 (add_call_clobber_ops): Likewise.
3821 (add_call_read_ops): Likewise.
3822 (get_asm_expr_operands): Likewise.
3823 * tree-into-ssa.c (dump_decl_set): Likewise.
3824 (update_ssa): Likewise.
3825 * tree-sra.c (scan_function): Likewise.
3826 (decide_instantiations): Likewise.
3827 (scalarize_parms): Likewise.
3828 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3829 (dsa_named_for): Likewise.
3830 * tree-ssa-structalias.c (update_alias_info): Likewise.
3831 (merge_smts_into): Likewise.
3833 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3836 * doc/invoke.texi (-fcx-limited-range): Document new option.
3837 * toplev.c (process_options): Handle -fcx-fortran-rules.
3838 * common.opt: Add documentation for -fcx-fortran-rules.
3840 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3843 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3844 actual behaviour and C99.
3846 2008-02-26 Ben Elliston <bje@au.ibm.com>
3848 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3849 (ASM_CPU_POWER6_SPEC): Likewise.
3850 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3851 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3852 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3854 2008-02-25 Richard Guenther <rguenther@suse.de>
3856 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3857 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3858 (lookup_decl_from_uid): Declare.
3859 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3860 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3861 (decl_for_uid_map): New global hashtable mapping DECL_UID
3863 (init_ttree): Allocate it.
3864 (insert_decl_to_uid_decl_map): New helper function.
3865 (make_node_stat): Insert new decls into the map.
3866 (copy_node_stat): Likewise.
3867 (lookup_decl_from_uid): New function.
3868 (print_decl_for_uid_map_statistics): New helper.
3869 (dump_tree_statistics): Call it.
3871 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3872 (referenced_var_iterator): Adjust.
3873 (FOR_EACH_REFERENCED_VAR): Adjust.
3874 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3875 (num_referenced_vars): Adjust.
3876 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3877 (first_referenced_var): Remove.
3878 (end_referenced_vars_p): Likewise.
3879 (next_referenced_var): Likewise.
3880 (referenced_var_iterator_set): New helper function.
3881 * tree-dfa.c (referenced_var_lookup): Adjust.
3882 (referenced_var_check_and_insert): Likewise.
3883 (remove_referenced_var): Likewise.
3884 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3885 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3886 (verify_call_clobbering): Likewise.
3887 (verify_memory_partitions): Likewise.
3888 (init_tree_ssa): Allocate bitmap instead of hashtable for
3890 (delete_tree_ssa): Adjust.
3891 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3892 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3893 (compute_tag_properties): Likewise.
3894 (set_initial_properties): Likewise.
3895 (find_partition_for): Likewise.
3896 (update_reference_counts): Likewise.
3897 (dump_may_aliases_for): Likewise.
3898 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3899 (add_call_clobber_ops): Likewise.
3900 (add_call_read_ops): Likewise.
3901 (get_asm_expr_operands): Likewise.
3902 * tree-into-ssa.c (dump_decl_set): Likewise.
3903 (update_ssa): Likewise.
3904 * tree-sra.c (scan_function): Likewise.
3905 (decide_instantiations): Likewise.
3906 (scalarize_parms): Likewise.
3907 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3908 (dsa_named_for): Likewise.
3909 * tree-ssa-structalias.c (update_alias_info): Likewise.
3910 (merge_smts_into): Likewise.
3912 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3915 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3916 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3917 * alias.h (nonoverlapping_memrefs_p): Likewise.
3919 2008-02-25 Jan Beulich <jbeulich@novell.com>
3921 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3922 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3923 __emultls_get_address, __emultls_register_common,
3924 __floatundi?f, and _Unwind_GetIPInfo.
3925 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3926 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3927 (gen_regparm_prefix): Likewise.
3928 (i386_nlm_encode_section_info): Sync with
3929 config/i386/winnt.c:i386_pe_encode_section_info().
3930 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3931 i386_nlm_mangle_decl_assembler_name): New.
3932 (netware_override_options): New.
3933 * config/i386/netware.h (netware_override_options): Declare.
3934 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3935 (i386_nlm_mangle_decl_assembler_name): Declare.
3936 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3938 2008-02-25 Ben Elliston <bje@au.ibm.com>
3941 * c-decl.c (grokdeclarator): Remove unused local variables
3942 `typedef_type' and `type_as_written'.
3944 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3945 unused local variable `has_hot_blocks'.
3946 (fix_crossing_conditional_branches): Remove unused local variable
3949 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3952 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3953 using DEF_C99_BUILTIN.
3954 (BUILT_IN_NANF): Ditto.
3955 (BUILT_IN_NANL): Ditto.
3957 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3958 Revital Eres <eres@il.ibm.com>
3960 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3961 regarding the order of two dependent insns in the same row.
3963 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3965 * stor-layout.c (layout_decl): Do not bump the alignment of a
3966 bit-field to more than byte alignment if it is packed.
3968 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3970 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3973 2008-02-24 Diego Novillo <dnovillo@google.com>
3975 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3978 * tree-vrp.c (vrp_evaluate_conditional): With
3979 -Wtype-limits, emit a warning when comparing against a
3980 constant outside the natural range of OP0's type.
3981 * c.opt (Wtype-limits): Move ...
3982 * common.opt (Wtype-limits): ... here.
3984 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3986 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3987 * config/rs6000/e300c2c3.md: New file.
3988 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3990 (rs6000_override_options): Add e300c2 and e300c3 cases to
3991 processor_target_table. Do not allow usage of Altivec or Spe
3992 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3993 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3994 * config/rs6000/rs6000.h (processor_type): Add
3995 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3996 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3997 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3998 and ppce300c3. Include e300c2c3.md.
4000 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4002 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4003 instead of TARGET_STRICT_ALIGN.
4005 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4007 * explow.c (memory_address): Assert that the generated address is
4010 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4013 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4014 * config/darwin-ppc-ldouble-patch.def: New file.
4015 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4016 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4017 SUBTARGET_INIT_BUILTINS if defined.
4018 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4021 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4024 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4025 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4027 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4030 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4031 file" warning condtional on -Winvalid-PCH.
4033 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4035 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4037 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4041 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4042 prevent reload from using MMX registers.
4043 (*mov<mode>_internal): Ditto.
4044 (*movv2sf_internal_rex64): Ditto.
4045 (*movv2sf_internal): Ditto.
4047 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4049 PR documentation/31569
4050 * doc/install.texi2html: Use makeinfo --no-number-sections.
4052 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4054 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4055 ensure that we can address an entire entity > 8 bytes. Don't
4056 generate reg+reg addressing for such data.
4058 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4060 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4061 strings when optimizing for size, unless the target cares about
4064 2008-02-22 Tom Tromey <tromey@redhat.com>
4066 * regclass.c (current_pass): Remove declaration.
4068 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4070 * config/avr/libgcc.S (__RAMPZ__): Define.
4071 (__do_copy_data): Add for devices with 128KB code memory.
4073 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4075 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4077 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4079 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4081 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4084 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4087 * c-typeck.c (build_binary_op): Warn about floating point
4088 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4090 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4093 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4094 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4096 (rs6000_override_options): Set altivec_abi as default, not override,
4097 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4098 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4099 is used; use new member spe_abi.
4100 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4101 spe_abi and altivec_abi.
4103 2008-02-22 Tomas Bily <tbily@suse.cz>
4105 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4107 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4110 * config.build (build_file_translate): Set to `CMD //c' only if
4112 * Makefile.in (build_file_translate): Improve comment.
4114 2008-02-21 Jan Hubicka <jh@suse.cz>
4116 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4117 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4118 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4120 2008-02-21 Michael Matz <matz@suse.de>
4123 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4125 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4127 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4128 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4130 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4131 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4132 SSE_VEC_FLOAT_MODE_P as insn constraint.
4133 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4134 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4135 sse4a_movntdf using MODEF mode iterator.
4136 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4137 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4138 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4139 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4140 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4141 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4142 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4144 2008-02-21 Richard Guenther <rguenther@suse.de>
4146 * tree.def (PAREN_EXPR): New tree code.
4147 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4149 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4150 * expr.c (expand_expr_real_1): Likewise.
4151 * tree-inline.c (estimate_num_insns_1): Likewise.
4152 * tree-complex.c (expand_complex_move): Likewise.
4153 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4156 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4159 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4161 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4164 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4166 * config/sh/sh.c (find_barrier): Don't go past
4167 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4169 2008-02-20 DJ Delorie <dj@redhat.com>
4171 * config/h8300/h8300.md (insv): Force source operand to be a register.
4173 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4174 as a jump, not as a plain insn.
4176 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4178 * doc/invoke.texi (Warning Options): Add new option
4179 -Wframe-larger-than=.
4180 (-Wframe-larger-than): Document.
4182 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4183 Add declarations for new option variables.
4185 * final.c (final_start_function): Check the frame size
4186 before emission and issue a Wframe-larger-than warning.
4188 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4189 Add definitions for new option variables.
4190 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4192 * common.opt (Wframe-larger-than=): New option.
4194 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4196 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4197 (<sse>_div<mode>3): Ditto.
4198 (<sse>_vmdiv<mode>3): Ditto.
4199 (<sse>_vmsqrt<mode>2): Ditto.
4200 (*smax<mode>3): Ditto.
4201 (sse5_frcz<mode>2): Ditto.
4202 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4205 2008-02-20 Richard Guenther <rguenther@suse.de>
4208 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4209 be happy with INTEGRAL_TYPE_P.
4211 2008-02-20 Richard Guenther <rguenther@suse.de>
4213 * fold-const.c (split_tree): Associate floatig-point expressions
4214 if flag_associative_math is set.
4216 2008-02-20 Richard Guenther <rguenther@suse.de>
4218 * tree.h (fold_real_zero_addition_p): Declare.
4219 * fold-const.c (fold_real_zero_addition_p): Export.
4220 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4221 floating-point operations with zero and one.
4223 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4225 * doc/install.texi: Correct references to CFLAGS, replacing them
4226 with BOOT_CFLAGS. Document flags used during bootstrap for
4229 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4231 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4232 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4233 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4235 (smin<mode>3): Ditto from similar patterns.
4236 (smax<mode>3): Ditto.
4237 (*ieee_smin<mode>3): Ditto.
4238 (*ieee_smax<mode>3): Ditto.
4239 * config/i386/sse.md (sse): New mode attribute.
4240 (mov<mode>): Macroize expander from movv4sf and movv2df using
4241 SSEMODEF2P mode iterator.
4242 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4243 SSE_VEC_FLOAT_MODE_P as insn constraint.
4244 (storent<mode>): Ditto.
4245 (storent<mode>): Macroize expander from storentsf and storentdf using
4246 MODEF mode iterator.
4247 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4248 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4249 (abs<mode>2): Ditto from similar patterns.
4250 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4251 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4252 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4253 (<sse>_vmsqrt<mode>2): Ditto.
4254 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4255 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4256 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4257 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4258 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4259 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4260 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4262 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4263 iterator and SSE_FLOAT_MODE_P as insn constraint.
4264 (<sse>_ucomi): Ditto from similar patterns.
4265 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4266 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4267 SSE_VEC_FLOAT_MODE_P as insn constraint.
4268 (vcond<mode>): Ditto from similar patterns.
4269 (and<mode>3, *and<mode>3): Ditto.
4270 (<sse>_nand<mode>3): Ditto.
4271 (ior<mode>3, *ior<mode>3): Ditto.
4272 (xor<mode>3, *xor<mode>3): Ditto.
4273 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4274 iterator and SSE_FLOAT_MODE_P as insn constraint.
4275 (*nand<mode>3): Ditto from similar patterns.
4276 (*ior<mode>3): Ditto.
4277 (*xor<mode>3): Ditto.
4279 2008-02-20 Ira Rosen <irar@il.ibm.com>
4281 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4282 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4283 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4285 2008-02-19 Jan Hubicka <jh@suse.cz>
4287 * predict.c (tree_bb_level_predictions): Remove variable next
4288 mistakely introduced by previous commit.
4290 2008-02-19 Jan Hubicka <jh@suse.cz>
4292 * predict.c (predict_paths_leading_to): Rewrite.
4293 (predict_paths_for_bb): New.
4294 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4296 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4299 * Makefile.in (build_file_translate): New.
4300 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4301 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4302 * configure.ac (build_file_translate): Substitute it.
4303 * configure: Regenerate.
4305 2008-02-19 Jan Hubicka <jh@suse.cz>
4307 PR rtl-optimization/34408
4308 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4311 2008-02-19 Jan Hubicka <jh@suse.cz>
4314 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4317 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4320 * config/i386/i386-modes.def: Revert the last DI alignment
4321 change until Ada people can look into it.
4323 2008-02-19 Nick Clifton <nickc@redhat.com>
4325 * opts.c (print_specific_help): Fix typo in --help text.
4327 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4330 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4331 32-bit inline asm without asm alternatives for host GCC < 3.0.
4333 2008-02-19 Richard Guenther <rguenther@suse.de>
4335 PR tree-optimization/34989
4336 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4337 Allow propagation to INDIRECT_REF if we can simplify only.
4339 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4341 * c-common.c (warn_for_collisions_1): Use appropriate option when
4344 2008-02-19 Nick Clifton <nickc@redhat.com>
4347 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4348 (handle_options): Fix indentation.
4349 (print_filtered_help): If no language-specific options were
4350 displayed tell the user how to list all the options supported by
4351 the language's front-end.
4352 (print_specific_help): Fix indentation and remove duplicate line.
4353 (common_handle_option): Handle the -v option.
4354 For --help enable the display of undocumented options if the -v
4355 switch has been included on the command line.
4356 For --help= check for overlaps in the arguments between the option
4357 classes and the language names and issue a warning when they
4358 cannot be disambiguated.
4359 * c.opt (v): Pass on to the common option handler.
4361 2008-02-19 Revital Eres <eres@il.ibm.com>
4363 * modulo-sched.c (sms_schedule): Change dump message when
4364 create_ddg function fails.
4365 (try_scheduling_node_in_cycle): Rename row to cycle.
4366 (print_partial_schedule): Rename CYCLE to ROW.
4368 2008-02-19 Christian Bruel <christian.bruel@st.com>
4369 Zdenek Dvorak <ook@ucw.cz>
4371 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4373 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4376 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4377 (*x86_movdicc_0_m1_se): Ditto.
4379 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4381 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4382 (CMPtype): Define as __gcc_CMPtype.
4383 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4384 (CMPtype): Define as __gcc_CMPtype.
4386 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4388 Support valgrind 3.3 for --enable-checking=valgrind.
4389 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4391 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4392 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4393 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4394 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4395 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4396 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4397 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4399 * ggc-zone.c: Similar.
4400 * ggc-page.c: Similar.
4402 2008-02-19 Paul Brook <paul@codesourcery.com>
4405 * config/arm/ieee754-df.S: Fix do_it typo.
4406 * config/arm/ieee754-sf.S: Fix do_it typo.
4408 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4411 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4412 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4413 (OPTION_MASK_ISA_SSE_SET): Likewise.
4414 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4415 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4416 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4417 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4418 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4419 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4420 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4421 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4422 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4423 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4424 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4425 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4426 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4427 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4428 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4429 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4430 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4431 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4432 (OPTION_MASK_ISA_SSE4): Removed.
4433 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4434 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4435 (override_options): Don't turn on implied SSE/MMX bits in
4438 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4440 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4443 2008-02-18 Joey Ye <joey.ye@intel.com>
4446 * tree-nested.c (insert_field_into_struct): Set type alignment
4447 to field alignment if the former is less than the latter.
4449 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4451 * BASE-VER: Set to 4.4.0.
4453 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4455 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4456 * doc/cfg.texi: Likewise.
4457 * doc/extend.texi: Likewise.
4458 * doc/gty.texi: Likewise.
4459 * doc/invoke.texi: Likewise.
4460 * doc/loop.texi: Likewise.
4461 * doc/md.texi: Likewise.
4462 * doc/passes.texi: Likewise.
4463 * doc/rtl.texi: Likewise.
4464 * doc/sourcebuild.texi: Likewise.
4465 * doc/tm.texi: Likewise.
4466 * doc/tree-ssa.texi: Likewise.
4468 2008-02-17 Richard Guenther <rguenther@suse.de>
4471 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4472 without default definition.
4474 2008-02-17 Richard Guenther <rguenther@suse.de>
4476 PR tree-optimization/35231
4477 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4480 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4483 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4484 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4485 libgcc_cmp_return mode.
4487 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4490 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4492 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4494 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4497 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4499 * doc/c-tree.texi: Use `@.' where appropriate.
4500 * doc/extend.texi: Likewise.
4501 * doc/install.texi: Likewise.
4502 * doc/invoke.texi: Likewise.
4503 * doc/loop.texi: Likewise.
4504 * doc/makefile.texi: Likewise.
4505 * doc/md.texi: Likewise.
4506 * doc/passes.texi: Likewise.
4507 * doc/standards.texi: Likewise.
4508 * doc/tm.texi: Likewise.
4510 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4513 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4515 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4516 rather than in entry_bb.
4518 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4520 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4521 libgcc_cmp_return mode.
4523 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4526 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4527 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4529 2008-02-15 Richard Guenther <rguenther@suse.de>
4530 Zdenek Dvorak <ook@ucw.cz>
4532 PR tree-optimization/35164
4533 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4534 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4535 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4536 Only propagate addresses which do not have abnormal SSA_NAMEs
4539 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4542 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4544 2008-02-15 Jan Hubicka <jh@suse.cz>
4547 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4549 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4552 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4553 when calculating alignment_pad.
4555 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4557 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4558 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4559 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4560 and STACK_BOUNDARY define.
4562 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4564 PR preprocessor/35061
4565 * c-pragma.c (handle_pragma_pop_macro): Check that
4566 pushed_macro_table has been allocated.
4568 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4571 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4572 (force_gimple_operand): Likewise.
4573 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4574 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4575 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4576 (find_interesting_uses_address): Check addressability and alignment
4577 of the base expression only after substituting bases of IVs into it.
4579 2008-02-14 Michael Matz <matz@suse.de>
4582 * function.c (instantiate_virtual_regs_in_insn): Reload address
4583 before falling back to reloading the whole operand.
4585 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4587 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4588 before the first section switch note.
4590 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4592 * doc/bugreport.texi: Update copyright years.
4593 * doc/c-tree.texi: Likewise.
4594 * doc/cfg.texi: Likewise.
4595 * doc/cpp.texi: Likewise.
4596 * doc/cppinternals.texi: Likewise.
4597 * doc/fragments.texi: Likewise.
4598 * doc/frontends.texi: Likewise.
4599 * doc/gcc.texi: Likewise.
4600 * doc/gty.texi: Likewise.
4601 * doc/hostconfig.texi: Likewise.
4602 * doc/implement-c.texi: Likewise.
4603 * doc/libgcc.texi: Likewise.
4604 * doc/loop.texi: Likewise.
4605 * doc/makefile.texi: Likewise.
4606 * doc/options.texi: Likewise.
4607 * doc/passes.texi: Likewise.
4608 * doc/rtl.texi: Likewise.
4609 * doc/sourcebuild.texi: Likewise.
4610 * doc/standards.texi: Likewise.
4611 * doc/tree-ssa.texi: Likewise.
4612 * doc/trouble.texi: Likewise.
4614 * doc/extend.texi: Use @: or add comma where appropriate.
4615 * doc/invoke.texi: Likewise.
4616 * doc/tm.texi: Likewise.
4618 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4621 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4624 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4626 * doc/md.texi (clz, ctz): Add reference.
4627 * doc/rtl.texi (clz, ctz): Likewise.
4629 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4632 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4635 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4637 * config/s390/s390.c (struct constant_pool): New field
4638 emit_pool_after added.
4639 (s390_mainpool_start): Set the emit_pool_after flag according
4640 to the section switch notes.
4641 (s390_mainpool_finish): Consider emit_pool_after when emitting
4642 the literal pool at the end of the function.
4643 (s390_chunkify_start): Force literal pool splits at section
4646 2008-02-13 Michael Matz <matz@suse.de>
4649 * var-tracking.c (clobber_variable_part): Correctly traverse the
4652 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4655 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4656 Add -fdump-ipa-inline.
4657 * tree-dump.c (dump_files): Remove tree-inlined dump.
4658 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4660 2008-02-12 Richard Guenther <rguenther@suse.de>
4662 PR tree-optimization/35171
4663 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4666 2008-02-12 Richard Guenther <rguenther@suse.de>
4669 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4670 value-preserving mode. Disallow final truncation.
4672 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4675 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4676 code from here to...
4677 (force_gimple_operand): ...here.
4679 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4682 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4683 non-compatible pointers.
4684 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4685 different FIELD_DECLs, try harder by comparing field offsets, sizes
4689 * function.c (match_asm_constraints_1): Don't replace the same input
4692 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4694 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4695 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4696 (expand_epilogue): Restore RAMPZ register.
4697 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4699 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4701 * config/i386/cygwin.asm: (__alloca): Correct calling
4702 convention and alignment.
4703 (__chkstk): Force 8 byte stack alignment.
4705 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4706 Richard Guenther <rguenther@suse.de>
4708 PR tree-optimization/33992
4709 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4710 the zero we compare against.
4712 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4715 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4716 to CloseHandle after unlocking to prevent accumulation of handle
4719 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4722 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4723 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4724 and update LABEL_NUSES during and after reload.
4726 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4729 * combine.c (simplify_if_then_else): Make sure the comparison is
4730 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4732 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4735 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4736 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4737 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4738 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4739 * tree.h (get_type_static_bounds): Likewise.
4741 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4743 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4744 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4745 Make -Wfoo language annotations match what the compiler outputs.
4747 2008-02-08 Sa Liu <saliu@de.ibm.com>
4749 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4750 intrinsics spu_convts, spu_convtu, spu_convtf.
4751 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4753 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4755 * doc/extend.texi (Function Attributes) <noinline>: Mention
4756 asm ("") as method to keep calls.
4758 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4761 * doc/options.texi (Options): Replace references to opts.sh with
4763 * opts-common.c: Likewise.
4764 * optc-gen.awk: Likewise.
4766 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4768 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4770 2008-02-07 Richard Henderson <rth@redhat.com>
4773 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4774 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4777 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4779 PR tree-optimization/35085
4780 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4781 for operand entry oe2 in addition to operand entry oe3 in order to
4782 expose more opportunities for vectorizer sum reduction.
4784 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4787 * Makefile.in (LIBS): Remove $(GMPLIBS).
4788 (cc1-dummy, cc1): Add $(GMPLIBS).
4790 2008-02-06 Jan Hubicka <jh@suse.cz>
4793 * i386.md (moddf_integer): Do not produce partial memory stalls for
4794 targets where it hurts.
4796 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4799 * optabs.c (expand_float): Do not check for decimal modes when
4800 expanding unsigned integer through signed conversion.
4802 2008-02-06 Nick Clifton <nickc@redhat.com>
4804 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4805 inside the clobber with a match_operand and duplicated operand
4806 number in the constraint.
4807 (ineqbranchsi): Delete redundant comment.
4809 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4811 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4812 builtin_define ("__USE_INIT_FINI__").
4813 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4815 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4817 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4819 PR documentation/30330
4820 * doc/invoke.texi (C++ Dialect Options)
4821 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4822 For each warning option -Wfoo that allows -Wno-foo, ensure both
4823 -Wfoo and -Wno-foo are listed in the option index. Fix index
4824 entry of -Wswitch-default, index -Wnormalized= including the
4825 `=', and -Wlarger-than-@var{len} including @var{len}.
4827 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4829 * config/i386/i386.md (floatunssisf2): Use
4830 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4831 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4832 Macroize expander using MODEF mode iterator.
4834 2008-02-05 Diego Novillo <dnovillo@google.com>
4836 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4839 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4841 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4844 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4846 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4849 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4850 to indicate if a message should be generated.
4851 (init_cumulative_args): Updated.
4852 (function_value_32): Likewise.
4854 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4856 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4858 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4861 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4862 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4864 2008-02-04 Diego Novillo <dnovillo@google.com>
4866 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4869 * tree-vrp.c (vrp_evaluate_conditional): With
4870 -Wtype-limits, emit a warning when comparing against a
4871 constant outside the natural range of OP0's type.
4873 2008-02-04 Richard Guenther <rguenther@suse.de>
4876 * expr.c (count_type_elements): Give for unions instead of
4879 2008-02-04 Richard Guenther <rguenther@suse.de>
4882 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4883 to TYPE_DOMAINs base type instead of using bitsizetype here.
4885 2008-02-03 Jason Merrill <jason@redhat.com>
4887 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4889 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4892 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4893 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4894 (RS/6000 and PowerPC Options): Fix typos and markup.
4895 * doc/passes.texi (Tree-SSA passes): Likewise.
4897 2008-02-02 Michael Matz <matz@suse.de>
4900 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4901 from record_last_reg_set_info.
4902 (record_last_reg_set_info): Take an RTX argument, iterate over all
4903 constituent hardregs.
4904 (record_last_set_info, record_opr_changes): Change calls to
4905 new signature or to record_last_reg_set_info_regno.
4907 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4909 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4911 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4913 PR rtl-optimization/34773
4914 * reg-notes.def (EQUAL): Mention significance of combination of
4915 REG_EQUAL and REG_RETVAL.
4916 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4917 insn that has a REG_RETVAL.
4919 2008-02-01 Roger Sayle <roger@eyesopen.com>
4922 * configure.ac (--enable-fixed-point): Disable unless explicitly
4924 * configure: Regenerate.
4926 2008-02-01 Richard Guenther <rguenther@suse.de>
4929 * invoke.texi (-finline-limit): Remove no longer true parts
4930 of the documentation. Note that there is no default value.
4932 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4933 Mark Mitchell <mark@codesourcery.com>
4934 Ben Elliston <bje@au.ibm.com>
4937 * doc/extend.texi (Other Builtins): Document.
4939 2008-01-31 Tom Browder <tom.browder@gmail.com>
4941 * doc/c-tree.texi (Types): Fix grammar.
4942 (Expression trees): Ditto.
4943 * doc/passes.texi (Tree-SSA passes): Ditto.
4945 * doc/configterms.texi (Configure Terms): Fix typo.
4946 * doc/cpp.texi (Common Predefined Macros): Ditto.
4947 * doc/md.texi (Machine Constraints): Ditto.
4949 * doc/makefile.texi (Makefile): Add comma.
4951 2008-01-31 Tom Browder <tom.browder@gmail.com>
4952 Gerald Pfeifer <gerald@pfeifer.com>
4954 * doc/sourcebuild.texi (Front End): Remove references to CVS
4955 and CVSROOT/modules.
4956 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4957 (Back End): Remove reference to CVS.
4959 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4962 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4964 (mips16_gp_pseudo_reg): ...here.
4965 * config/mips/mips.md (load_const_gp): Replace with...
4966 (load_const_gp_<mode>): ...this :P-based insn.
4968 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4970 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4971 options. Minor fixes.
4972 (-std): Move reference to standards closer to where language
4973 standards are first mentioned.
4975 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4977 PR rtl-optimization/34995
4978 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4979 parameter and return a bool. If the rtx parameter is nonnull,
4980 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4981 (find_reloads): Update call accordingly. Pass the new operand
4982 if it needed no address reloads, otherwise pass null.
4984 2008-01-30 Richard Henderson <rth@redhat.com>
4987 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4988 for unbounded arrays.
4990 2008-01-30 Silvius Rus <rus@google.com>
4992 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4994 2008-01-30 Jan Hubicka <jh@suse.cz>
4997 * i386.c (init_cumulative_args): Use real function declaration when
5000 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5002 PR rtl-optimization/34998
5003 * global.c (build_insn_chain): Treat non-subreg_lowpart
5004 SUBREGs of pseudos as clobbering all the words covered by the
5005 SUBREG, not just all the bytes.
5006 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5007 original df_ref rather than an extract parameter.
5008 (global_conflicts): Update call accordingly.
5010 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5012 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5013 the overflow check to make it easier to read.
5014 (__fixtfdi): Change the type of the ll member in union
5015 long_double to UDItype_x.
5017 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5020 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5021 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5022 * tree-inline.c (fold_marked_statements): Call
5023 cgraph_update_edges_for_call_stmt if folding a call statement.
5024 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5025 debug_generic_stmt calls, reset it back afterwards.
5028 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5030 * c-typeck.c (build_external_ref): Don't pedwarn about
5031 static vars in current function's scope.
5033 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5035 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5037 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5040 * ipa-struct-reorg.c: Fix spelling.
5041 * params.def: Ditto.
5043 2008-01-29 Richard Guenther <rguenther@suse.de>
5046 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5048 * tree-inline.c (remap_type): Increment remapping_type_depth
5049 around remapping types.
5050 (copy_body_r): Only add referenced variables if they are referenced
5051 from code, not types.
5053 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5064 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5065 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5067 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5070 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5071 pointer for tiny stack.
5073 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5075 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5077 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5079 * config/vx-common.h: Fix typo in comment.
5081 2008-01-28 Ian Lance Taylor <iant@google.com>
5085 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5086 coalesce pointers if they have different DECL_NO_TBAA_P values.
5087 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5088 between variables with different DECL_NO_TBAA_P values.
5090 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5093 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5094 are not legitimate small data references on SPE targets.
5096 2008-01-28 David Daney <ddaney@avtrex.com>
5098 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5100 2008-01-28 David Daney <ddaney@avtrex.com>
5102 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5104 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5106 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5107 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5108 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5109 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5110 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5111 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5112 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5113 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5115 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5117 * basic-block.h (condjump_equiv_p): Fix comment.
5119 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5121 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5122 print_generic_stmt_indented): Fix comment.
5124 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5126 * configure.ac (__stack_chk_fail): Add detecion for availability
5127 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5128 * configure: Regenerate.
5130 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5133 * final.c (output_addr_const): Handle TRUNCATE.
5135 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5138 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5139 (zero_cost, infinite_cost): New constants.
5140 (struct cost_pair): Change type of cost to comp_cost.
5141 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5142 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5144 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5145 split_address_cost, ptr_difference_cost, difference_cost,
5146 get_computation_cost_at, get_computation_cost,
5147 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5148 determine_use_iv_cost_condition, determine_use_iv_costs,
5149 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5150 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5151 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5152 Change type of cost to comp_cost.
5153 (determine_iv_cost): Increase cost of non-original ivs, instead
5154 of decreasing the cost of original ones.
5155 (get_address_cost): Indicate the complexity of the addressing mode
5157 (try_add_cand_for): Prefer using ivs not specific to some object.
5158 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5160 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5161 Janis Johnson <janis187@us.ibm.com>
5164 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5165 (TARGET_INSTANTIATE_DECLS): Likewise.
5166 * target.h (expand_to_rtl_hook): New target hook.
5167 (instantiate_decls): Likewise.
5168 * function.c (instantiate_decl): Make non-static. Rename to...
5169 (instantiate_decl_rtl): ... this.
5170 (instantiate_expr): Use instantiate_decl_rtl.
5171 (instantiate_decls_1): Likewise.
5172 (instantiate_decls): Likewise.
5173 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5174 * function.h (instantiate_decl_rtl): Add prototype.
5175 * cfgexpand.c (target.h): New include.
5176 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5177 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5178 (TARGET_INSTANTIATE_DECLS): Likewise.
5179 (TARGET_INITIALIZER): New target hooks added.
5180 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5182 * config/rs6000/rs6000.c (tree-flow.h): New include.
5183 (machine_function): Add sdmode_stack_slot field.
5184 (rs6000_alloc_sdmode_stack_slot): New function.
5185 (rs6000_instantiate_decls): Likewise.
5186 (rs6000_secondary_memory_needed_rtx): Likewise.
5187 (rs6000_check_sdmode): Likewise.
5188 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5189 (TARGET_INSTANTIATE_DECLS): Likewise.
5190 (rs6000_hard_regno_mode_ok): Allow SDmode.
5191 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5192 (rs6000_emit_move): Handle SDmode.
5193 (function_arg_advance): Likewise.
5194 (function_arg): Likewise.
5195 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5196 SDmode var args for 32-bit compiles.
5197 (rs6000_secondary_reload_class): Handle SDmode.
5198 (rs6000_output_function_epilogue): Likewise.
5199 (rs6000_function_value): Simplify if statement.
5200 (rs6000_libcall_value): Likewise.
5201 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5202 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5203 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5204 (movsd_hardfloat): New define_insn.
5205 (movsd_softfloat): Likewise.
5206 (movsd_store): Likewise.
5207 (movsd_load): Likewise.
5208 (extendsddd2): Likewise.
5209 (extendsdtd2): Likewise.
5210 (truncddsd2): Likewise.
5211 (movdd_hardfloat64): Fixup comment.
5212 (UNSPEC_MOVSD_LOAD): New constant.
5213 (UNSPEC_MOVSD_STORE): Likewise.
5215 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5218 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5220 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5221 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5222 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5225 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5228 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5229 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5230 __LONGDOUBLE128 too.
5231 * config/rs6000/aix61.h: New file.
5233 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5235 PR rtl-optimization/34959
5236 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5237 popcount and parity rtxes the same mode as their operand.
5238 Truncate or extend the result to the return value's mode
5241 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5244 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5245 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5246 to GOT_VERSION_REGNUM.
5247 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5248 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5249 * config/mips/mips.c (mips_emit_call_insn): New function.
5250 (mips_call_tls_get_addr): Call mips_expand_call directly.
5251 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5253 (mips16_build_call_stub): Likewise. Return the call insn or null.
5254 (mips_expand_call): Update the call to mips16_build_call_stub
5255 accordingly and a remove redundant condition. Assert that MIPS16
5256 stubs do not use lazy binding. Use mips_emit_call_insn and return
5258 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5260 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5261 (mips_avoid_hazard): Remove hazard_set handling.
5262 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5263 (UNSPEC_RESTORE_GP): ...this.
5264 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5265 (FAKE_CALL_REGNO): Rename to...
5266 (GOT_VERSION_REGNUM): ...this.
5267 (type): Add "ghost" value. Add an associated insn reservation.
5268 (hazard_set): Remove.
5269 (exception_receiver): Rename to...
5270 (restore_gp): ...this and update the unspec identifier accordingly.
5271 (exception_receiver, nonlocal_got_receiver): New expanders.
5272 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5273 FAKE_CALL_REGNO. Remove hazard_set attribute.
5274 (set_got_version, update_got_version): New patterns.
5276 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5279 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5281 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5284 * doc/install.texi2html: Generate gcc-vers.texi.
5286 2008-01-25 DJ Delorie <dj@redhat.com>
5288 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5290 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5292 * config/c4x: Remove directory.
5293 * config.gcc (crx-*, mt-*): Mark obsolete.
5294 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5295 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5296 sh-*-rtemscoff*): Remove cases.
5297 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5298 * real.c (encode_c4x_single, decode_c4x_single,
5299 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5300 c4x_extended_format): Remove.
5301 * real.h (c4x_single_format, c4x_extended_format): Remove.
5302 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5304 (Pragmas): Remove comment about c4x pragmas.
5305 * doc/install.texi (c4x): Remove target-specific instructions.
5306 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5307 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5308 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5309 refer to C4x source files as examples.
5310 (C4X_FLOAT_FORMAT): Remove documentation.
5312 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5314 * config/bfin/bfin.c (override_options): Reorder tests so that
5315 flag_pic gets enabled for -msep-data.
5317 2008-01-25 Richard Guenther <rguenther@suse.de>
5320 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5321 to its bitfield precision if required.
5323 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5326 * tree-nested.c (walk_omp_for): New function.
5327 (convert_nonlocal_reference, convert_local_reference): Call
5328 walk_omp_for on OMP_FOR.
5329 (convert_call_expr): Call walk_body on OMP_FOR's
5330 OMP_FOR_PRE_INIT_BODY.
5332 2008-01-25 Richard Guenther <rguenther@suse.de>
5334 PR tree-optimization/34966
5335 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5336 default defs and PHI_NODEs we have to insert after the
5339 2008-01-24 Nick Clifton <nickc@redhat.com>
5341 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5342 Provide a default definition.
5343 (LIBGCC2_UNITS_PER_WORD): Likewise.
5345 * config/stormy16/stormy16.c: Include df.h for the prototype
5346 for df_regs_ever_live_p.
5347 (xstormy16_expand_builtin_va_start): Convert the stack offset
5348 into a component_ref and then use POINTER_PLUS_EXPR to add it
5349 to the incoming_virtual_args_rtx.
5350 (xstormy16_gimplify_va_arg_expr): Rename to
5351 xstormy16_gimplify_va_arg_expr.
5352 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5353 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5354 xstormy16_gimplify_va_arg_expr.
5355 Fix up some formatting issues.
5357 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5358 Move to predicates.md.
5359 (xs_hi_general_operand): Likewise.
5360 (xs_hi_nonmemory_operand): Likewise.
5361 * config/stormy16/predicates.md:
5362 (xstormy16_carry_plus_operand): New predicate.
5363 (xs_hi_general_operand): New predicate.
5364 (xs_hi_nonmemory_operand): New predicate.
5365 * config/stormy16/stormy16-protos.h:
5366 (xstormy16_carry_plus_operand): Delete prototype.
5367 (xs_hi_general_operand): Likewise.
5368 (xs_hi_nonmemory_operand): Likewise.
5370 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5371 modifiers as they are no longer needed and they can trigger
5372 reload spill failures.
5374 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5375 with a match_operand in order to help reload.
5377 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5378 constraint with 'e' for the 8th alternative as this version of
5379 the mov.w instruction only accepts the lower 8 registers.
5381 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5384 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5385 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5388 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5391 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5393 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5395 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5397 (remove_structure): Update allocations list before removing structure.
5399 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5401 * ipa-struct-reorg.c (is_safe_cond_expr,
5402 create_new_stmts_for_cond_expr): Use integer_zerop function,
5403 that recognize not only zero-pointer, but zero-integer too.
5405 2008-01-25 Ben Elliston <bje@au.ibm.com>
5408 * fixproto: Escape "." in sed expression that strips leading "./".
5410 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5413 * gcc.c (SWITCH_OK): Removed.
5414 (SWITCH_LIVE): Changed to bit.
5415 (SWITCH_FALSE): Likewise.
5416 (SWITCH_IGNORE): Likewise.
5417 (switchstr): Change live_cond to unsigned int.
5418 (process_command): Replace SWITCH_OK with 0.
5419 (do_self_spec): Likewise.
5420 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5421 (give_switch): Likewise.
5422 (used_arg): Likewise.
5423 (do_spec_1): Set the SWITCH_IGNORE bit.
5424 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5425 bits. Set the SWITCH_LIVE bit.
5427 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5429 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5431 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5433 PR tree-optimization/34472
5434 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5435 parameter to a "bool *" and set *DATA to false if there is
5436 an unsafe access. Do not delete the structure here.
5437 (check_cond_exprs): Delete it here instead.
5438 (check_cond_exprs, exclude_cold_structs): Do not increase
5439 I when removing a structure.
5441 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5444 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5445 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5447 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5450 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5451 a fixed vector for stack.
5453 2008-01-24 Ben Elliston <bje@au.ibm.com>
5456 * doc/gcc.texi (Software development): Add a direntry for g++.
5458 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5460 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5461 stale and straggling -fforce-addr comments above.
5463 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5465 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5466 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5468 2008-01-23 Michael Matz <matz@suse.de>
5471 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5474 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5476 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5479 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5481 * config/avr/avr.c (avr_current_arch): New variable.
5482 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5483 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5484 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5485 (avr_override_options): Init 'avr_current_arch'.
5486 (base_arch_s): Move from here...
5487 * config/avr/avr.h (base_arch_s): ... here. Add new members
5488 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5489 'mega' to 'have_jmp_call'.
5490 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5491 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5493 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5495 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5496 MULTILIB_MATCHES): (Ditto.).
5498 2008-01-23 Richard Guenther <rguenther@suse.de>
5501 * cgraphunit.c (cgraph_reset_node): Always mark the node
5502 not reachable if it is not queued already.
5504 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5506 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5507 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5508 (cputype_selected): New static variable.
5509 (bfin_handle_option): Set it if -mcpu is used.
5510 (override_option): Select default set of workarounds if no cpu type
5511 selected on the command line.
5512 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5514 From Michael Frysinger <michael.frysinger@analog.com>
5515 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5516 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5518 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5519 for bf547, bf523, bf524, and bf526.
5520 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5522 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5523 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5524 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5525 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5526 * doc/invoke.texi (Blackfin Options): Document that
5527 -mcpu now accept bf547, bf523, bf524, and bf526.
5529 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5531 PR rtl-optimization/34628
5532 * combine.c (try_combine): Stop and undo after the first combination
5533 if an autoincrement side-effect on the first insn has effectively
5536 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5539 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5540 Offset addresses are not valid for Altivec or paired float modes.
5542 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5545 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5546 if DECL_INITIAL (decl) is error_mark_node.
5549 * c-common.c (handle_vector_size_attribute): Only allow
5550 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5551 the same way as pointer, array etc. types.
5552 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5555 * tree.c (build_type_attribute_qual_variant): Call
5556 build_qualified_type if attributes are equal, but quals are not.
5558 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5561 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5562 * flags.h (warn_strict_aliasing): Remove.
5563 (warn_strict_overflow): Remove.
5564 * opts.c (warn_strict_aliasing): Remove.
5565 (warn_strict_overflow): Remove.
5566 * c-opts.c (c_common_handle_option): -Wall only sets
5567 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5568 (c_common_post_options): Give default values to -Wstrict-aliasing
5569 and -Wstrict-overflow if they are uninitialized.
5570 * common.opt (Wstrict-aliasing): Specify Var and Init.
5571 (Wstrict-overflow): Likewise.
5573 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5575 PR rtl-optimization/26854
5576 PR rtl-optimization/34400
5577 PR rtl-optimization/34884
5578 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5580 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5581 (df_rd_bb_info.expanded_lr_out): Deleted
5582 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5583 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5584 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5585 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5586 Removed code to allocate, initialize or free expanded_lr_out.
5587 (df_rd_bb_local_compute_process_def): Restructured to make more
5589 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5590 sets if the sets are being trimmed.
5592 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5595 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5596 (as_vers): Likewise.
5597 * configure: Regenerated.
5599 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5602 * tree-pass.h (pass_build_alias): New pass.
5603 * tree-ssa-alias.c (gate_build_alias): New.
5604 (pass_build_alias): New.
5605 * passes.c (init_optimization_passes): Add pass_build_alias after
5606 pass_create_structure_vars.
5608 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5610 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5611 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5612 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5613 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5614 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5615 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5616 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5617 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5618 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5619 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5620 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5621 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5622 * config/s390/s390.md (FP_ALL): New mode iterator.
5623 (_d): New mode attribute.
5624 ("*signbit<mode>2>"): Changed mode of first operand.
5625 ("isinf<mode>2"): Changed mode of first operand.
5626 ("*TDC_insn"): Adaptation for DFP modes.
5628 2008-01-22 Ben Elliston <bje@au.ibm.com>
5630 * tree.c (check_qualified_type): Improve function description.
5632 2008-01-21 Jason Merrill <jason@redhat.com>
5635 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5636 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5639 2008-01-21 DJ Delorie <dj@redhat.com>
5641 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5644 2008-01-21 Richard Guenther <rguenther@suse.de>
5647 * tree-cfg.c (verify_expr): Allow all invariant expressions
5648 instead of just constant class ones as reference argument.
5649 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5650 like any other constant.
5651 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5653 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5655 * regmove.c (fixup_match_1): Update call crossed frequencies.
5657 2008-01-21 Richard Guenther <rguenther@suse.de>
5660 * tree-inline.c (setup_one_parameter): Deal with mismatched
5661 types using a VIEW_CONVERT_EXPR.
5663 2008-01-21 Alon Dayan <alond@il.ibm.com>
5664 Olga Golovanevsky <olga@il.ibm.com>
5666 PR tree-optimization/34701
5667 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5668 when the structure size is not a power of 2.
5670 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5672 * doc/install.texi: Add doc for --enable-checking=df.
5674 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5676 PR rtl-optimization/34808
5677 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5679 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5681 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5684 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5686 PR rtl-optimization/26854
5687 PR rtl-optimization/34400
5688 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5690 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5691 (df_rd_bb_info.expanded_lr_out): New.
5692 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5693 * loop_iv.c (iv_analysis_loop_init): Ditto.
5694 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5695 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5696 Added code to allocate, initialize or free expanded_lr_out.
5697 (df_rd_bb_local_compute_process_def): Restructured to make
5698 more understandable.
5699 (df_rd_confluence_n): Add code to do nothing with fake edges and
5700 code to no apply invalidate_by_call sets if the sets are being trimmed.
5701 (df_lr_local_finalize): Renamed to df_lr_finalize.
5702 (df_live_local_finalize): Renamed to df_live_finalize.
5704 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5707 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5708 deciding whether to use reciprocal instructions.
5710 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5712 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5713 dwarf2out_note_section_used if cold_text_section is NULL.
5715 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5717 PR gcov-profile/34610
5718 * tree-cfg.c (make_edges): Mark both outgoing edges from
5719 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5720 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5721 from OMP_FOR and OMP_CONTINUE outgoing edges.
5723 * tree-profile.c (tree_profiling): Return early if
5724 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5726 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5727 from cfun to child_cfun.
5728 * function.h (struct function): Add after_tree_profile bit.
5730 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5732 * config/avr/avr.S (_exit): Disable interrupt.
5734 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5735 Steven Bosscher <stevenb.gcc@gmail.com>
5737 PR rtl-optimization/26854
5738 PR rtl-optimization/34400
5739 * df-problems.c (df_live_scratch): New scratch bitmap.
5740 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5741 (df_live_reset): Clear the proper bitmaps.
5742 (df_live_bb_local_compute): Only process the artificial defs once
5743 since the order is not important.
5744 (df_live_init): Init the df_live sets only with the variables
5745 found live by df_lr.
5746 (df_live_transfer_function): Use the df_lr sets to prune the
5747 df_live sets as they are being computed.
5748 (df_live_free): Free df_live_scratch.
5750 2008-01-18 Ian Lance Taylor <iant@google.com>
5752 * common.opt: Add fmerge-debug-strings.
5753 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5754 flag_merge_debug_strings rather than flag_merge_constants.
5755 * doc/invoke.texi (Option Summary): Mention
5756 -fmerge-debug-strings.
5757 (Debugging Options): Document -fmerge-debug-strings.
5759 2008-01-18 Ian Lance Taylor <iant@google.com>
5762 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5763 (struct tree_function_decl): Add new field operator_new_flag.
5764 * tree-inline.c (expand_call_inline): When inlining a call to
5765 operator new, force the return value to go into a variable, and
5766 set DECL_NO_TBAA_P on that variable.
5767 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5769 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5772 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5773 DWARF2_DEBUGGING_INFO.
5774 (dwarf2out_note_section_used): Ditto. Add prototype.
5775 (have_multiple_function_sections, text_section_used,
5776 cold_text_section_used, *cold_text_sections): Move declarations
5779 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5781 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5782 field and add signal_ra.
5783 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5784 assignments to frame state pc. Move end of stack check after
5785 MD_FALLBACK_FRAME_STATE_FOR.
5786 (uw_update_context_1): Use frame state signal_regs if set, instead
5787 of checking signal_frame flag.
5788 (uw_update_context): Use frame state signal_ra if set.
5789 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5790 * config/xtensa/linux-unwind.h: New file.
5792 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5794 * modulo-sched.c (get_sched_window): Fix comment typo.
5796 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5798 PR tree-optimization/34648
5799 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5801 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5803 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5804 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5806 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5808 PR rtl-optimization/34400
5809 * df-core.c (df_worklist_dataflow_overeager,
5810 df_worklist_dataflow_doublequeue): New functions.
5811 (df_worklist_dataflow): Two different worklist solvers.
5812 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5815 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5818 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5819 and ftree-parallelize-loops.
5821 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5823 PR rtl-optimization/34826
5824 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5826 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5828 * global.c (find_reg): Mark the eh regs as used if necessary.
5829 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5830 * ra.h (struct allocno): no_eh_reg field added. Changed
5831 no_stack_reg type to bitfield.
5833 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5835 * tree.c (substitute_in_expr): Add missing 'break'.
5837 2008-01-17 Richard Guenther <rguenther@suse.de>
5839 PR tree-optimization/34825
5840 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5841 x / x as division to handle.
5843 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5845 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5846 "-pthread" is specified.
5847 * pa-hpux11.h (LIB_SPEC): Likewise.
5849 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5850 Peter Bergner <bergner@vnet.ibm.com>
5852 PR rtl-optimization/33796
5853 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5855 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5857 PR libgfortran/34699
5858 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5860 * pa-hpux10.h (LINK_SPEC): Likewise.
5861 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5863 2008-01-16 Richard Guenther <rguenther@suse.de>
5866 * fold-const.c (fold_convert_const_int_from_int): Do not
5867 set overflow if that occured only because of a sign extension
5868 change when converting from/to a sizetype with the same
5869 precision and signedness.
5871 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5874 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5875 location address to the correct place. Update copyright year.
5877 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5879 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5880 no dependences in the dependence_relations vector.
5882 2008-01-16 Jan Hubicka <jh@suse.cz>
5884 PR rtl-optimization/31396
5885 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5886 * cfg.c (dump_reg_info): Print it.
5887 * regs.h (struct reg_info_t): add freq_calls_crossed.
5888 (REG_FREQ_CALLS_CROSSED): New macro.
5889 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5890 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5891 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5892 regmove_optimize): Update call crossed frequencies.
5893 * local-alloc.c (struct qty): Add freq_calls_crossed.
5894 (alloc_qty): Copute freq_calls_crossed.
5895 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5896 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5897 * ra.h (struct allocno): Add freq_calls_crossed.
5899 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5901 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5902 libgomp when compiling with ftree-parallelize-loops.
5903 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5905 2008-01-16 Richard Guenther <rguenther@suse.de>
5907 PR tree-optimization/34769
5908 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5909 * tree.c (int_cst_value): Instead make this function more
5910 permissive in what it accepts as valid input. Document this
5911 function always sign-extends the value.
5913 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5914 Richard Guenther <rguenther@suse.de>
5917 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5918 (gimple_fold_indirect_ref_rhs): ... this.
5919 (gimple_fold_indirect_ref): New function with foldings
5920 that preserve lvalueness.
5921 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5922 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5923 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5924 to fold an INDIRECT_REF, fall back to the old use of
5925 fold_indirect_ref_1.
5927 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5929 * tree-data-ref.c (subscript_dependence_tester_1): Call
5930 free_conflict_function.
5931 (compute_self_dependence): Same.
5933 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5936 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5937 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5939 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5940 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5941 for DWARF2_UNWIND_INFO targets.
5943 2008-01-16 Richard Guenther <rguenther@suse.de>
5946 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5947 type qualifiers for function types.
5949 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5951 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5952 loop_iterator li from previous commit.
5954 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5956 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5958 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5960 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5961 (parallelize_loops): Don't parallelize irreducible components.
5963 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5966 * c-opts (c_common_post_options): Do not enable CPP
5967 flag_pedantic_errors by default.
5969 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5971 PR rtl-optimization/31944
5972 * cse.c (remove_pseudo_from_table): New function.
5973 (merge_equiv_classes): Use above function to remove pseudo-registers.
5974 (invalidate): Likewise.
5976 2008-01-13 Richard Guenther <rguenther@suse.de>
5979 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5980 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5982 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5984 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5985 validate_change to unshare the source of the PC set.
5987 2008-01-12 Jan Hubicka <jh@suse.cz>
5990 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5991 references above array bounds. This might trigger bounds checks for
5994 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5996 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5997 new_replaceable_dependencies.
5999 2008-01-12 Doug Kwan <dougkwan@google.com>
6001 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6002 instead of OPT_Wreturn_type in warning due to ignored return type
6004 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6005 options included in -Wextra.
6006 * c.opt: New option -Wignored_qualifiers.
6007 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6008 -Wignore_qualifiers.
6009 (-Wignored-qualifiers): Document.
6010 (-Wreturn-type): Remove description of functionality now handled
6011 by -Wignored-qualifiers.
6013 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6016 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6017 NOP_EXPR if it is between integral types with the same precision.
6019 2008-01-12 Jan Hubicka <jh@suse.cz>
6022 * invoke.texi (max-inline-recursive-depth): Fix default value.
6024 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6026 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6029 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6031 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6033 2008-01-11 James E. Wilson <wilson@specifix.com>
6036 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6038 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6040 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6041 save/restore frame pointer register and don't use 'call-prologues'
6042 optimization in function with "OS_task" attribute.
6044 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6047 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6048 when copying to memory.
6050 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6052 PR rtl-optimization/30905
6053 * cfgcleanup.c: Include dce.h
6054 (crossjumps_occured): New global variable.
6055 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6056 If something changed, set crossjumps_occured to true.
6057 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6058 Don't add/remove fake edges to exit here...
6059 (cleanup_cfg): ...but do it here, when crossjumping.
6060 Run a fast DCE when successful crossjumps occured in the latest
6061 iteration of try_optimize_cfg.
6063 2008-01-11 Richard Guenther <rguenther@suse.de>
6065 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6066 (struct vn_unary_op_s): Likewise.
6067 (vn_reference_insert): Free old reference on hash collision.
6069 2008-01-10 Raksit Ashok <raksit@google.com>
6071 PR rtl-optimization/27971
6072 * combine.c (find_split_point): Split PLUS expressions which are
6073 inside a MEM rtx, and whose first operand is complex.
6075 2008-01-10 DJ Delorie <dj@redhat.com>
6077 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6078 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6079 (m32c_hard_regno_ok): Call the underlying function.
6081 2008-01-10 Richard Guenther <rguenther@suse.de>
6084 * tree-cfg.c (tree_merge_blocks): Do not go through the
6085 full-blown folding and stmt updating path if we just deal
6086 with virtual operands.
6087 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6088 test for abnormal SSA_NAMEs.
6090 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6093 * reload.c (push_reload): Add assertions. All constants from
6094 reg_equiv_constant should have been used for replacing the respective
6096 (find_reloads_address): Invoke find_reloads_address_part for
6097 constant taken from the reg_equiv_constant array.
6099 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6101 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6102 field (valnum) the first in the struct. Replace bools with
6105 2008-01-10 Richard Guenther <rguenther@suse.de>
6107 PR tree-optimization/34651
6108 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6109 types and ordering for masking and converting.
6111 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6113 PR tree-optimization/34017
6114 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6115 also for PHI_NODE expressions.
6117 2008-01-09 Jan Hubicka <jh@suse.cz>
6119 PR tree-optimization/34708
6120 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6121 based on number of case labels.
6122 (init_inline_once): Remove switch_cost.
6123 * tree-inline.h (eni_weights_d): Remove switch_cost.
6125 2008-01-09 Richard Guenther <rguenther@suse.de>
6126 Andrew Pinski <andrew_pinski@playstation.sony.com>
6129 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6130 temporary if an rvalue is ok or an lvalue is not required.
6132 2008-01-09 Richard Guenther <rguenther@suse.de>
6135 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6138 2008-01-09 Richard Guenther <rguenther@suse.de>
6141 * tree.c (host_integerp): Check for sizetype only if the
6142 type is an integer type.
6144 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6147 * opts.c (decode_options): Disable inlining of functions called
6148 once if not in unit-at-a-time mode.
6150 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6152 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6154 2008-01-08 Richard Guenther <rguenther@suse.de>
6157 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6158 out early if the result will be unused.
6160 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6165 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6166 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6169 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6171 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6172 for vectorization tuned.
6174 2008-01-08 Richard Guenther <rguenther@suse.de>
6176 PR tree-optimization/34683
6177 * tree-ssa-operands.c (operand_build_cmp): Export.
6178 * tree-ssa-operands.h (operand_build_cmp): Declare.
6179 * tree-vn.c (vuses_compare): Remove.
6180 (sort_vuses): Use operand_build_cmp.
6181 (sort_vuses_heap): Likewise.
6182 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6183 to re-use old VEC if available. Do not sort already sorted VUSEs.
6184 (vdefs_to_vec): Do not sort already sorted VDEFs.
6186 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6189 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6191 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6194 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6195 limitations of reciprocal sequences on x86 targets.
6197 2008-01-08 Richard Guenther <rguenther@suse.de>
6199 PR tree-optimization/34683
6200 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6202 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6205 * config/darwin.c (darwin_mergeable_string_section): Don't use
6206 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6208 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6211 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6212 negxf2. Macroize expander using X87MODEF mode iterator. Change
6213 predicates of op0 and op1 to register_operand.
6214 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6215 expander using X87MODEF mode iterator. Change predicates of
6216 op0 and op1 to register_operand.
6217 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6218 corresponding patterns and macroize using MODEF macro. Change
6219 predicates of op0 and op1 to register_operand and remove
6220 "m" constraint. Disparage "r" alternative with "!".
6221 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6222 macroize using X87MODEF macro. Change predicates of op0 and op1
6223 to register_operand and remove "m" constraint. Disparage "r"
6224 alternative with "!".
6225 (absneg splitter with memory operands): Remove.
6226 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6227 patterns and macroize using X87MODEF mode iterator.
6228 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6229 Change predicate of op1 to register_operand.
6230 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6231 for memory operands.
6233 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6235 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6237 2008-01-07 Richard Guenther <rguenther@suse.de>
6239 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6242 2008-01-07 Richard Guenther <rguenther@suse.de>
6244 PR tree-optimization/34683
6245 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6246 VOPs of the needed size to save memory. Use VEC_quick_push
6247 to save compile-time.
6248 (vdefs_to_vec): Likewise.
6250 2008-01-07 Sa Liu <saliu@de.ibm.com>
6252 * config/spu/spu.md (divdf3): Genetate inline code for double
6253 division. The implementation doesn't handle INF or NAN, therefore it
6254 only applies when -ffinite-math-only is given.
6256 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6259 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6260 * doc/cpp.texi ([Common Predefined Macros]): Document.
6262 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6264 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6265 order to use commutative addition instead of subtraction.
6267 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6268 Mircea Namolaru <namolaru@il.ibm.com>
6269 Vladimir Yanovsky <yanov@il.ibm.com>
6270 Revital Eres <eres@il.ibm.com>
6272 PR tree-optimization/34263
6273 * tree-outof-ssa.c (process_single_block_loop_latch,
6274 contains_tree_r): New functions.
6275 (analyze_edges_for_bb): Call process_single_block_loop_latch
6276 function to empty single-basic-block latch block if possible.
6278 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6280 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6282 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6284 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6286 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6288 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6290 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6292 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6294 PR tree-optimization/34618
6295 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6298 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6301 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6302 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6303 Update copyright year.
6305 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6306 Update copyright year.
6307 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6310 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6312 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6313 edge does not point to current bb before changing need_assert.
6315 2008-01-04 Richard Guenther <rguenther@suse.de>
6318 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6319 for verifying purposes if they are is_gimple_min_invariant.
6321 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6323 PR tree-optimization/34448
6324 PR tree-optimization/34465
6325 * gimplify.c (gimplify_init_constructor): Add new parameter
6326 notify_temp_creation. Use it.
6327 (gimplify_modify_expr_rhs): Take volatiles into account when
6328 optimizing constructors.
6329 Do not optimize constructors if gimplify_init_constructor will dump to
6331 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6332 * gcc.c-torture/compile/pr34448.c: New.
6334 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6336 PR gcov-profile/34609
6337 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6338 return_slot if result is TREE_ADDRESSABLE.
6340 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6342 * config/mips/mips.md (sqrt_condition): Tweak comment.
6343 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6345 2008-01-03 Tom Tromey <tromey@redhat.com>
6348 * c-common.c (c_type_hash): Handle VLAs.
6350 2008-01-03 Jan Hubicka <jh@suse.cz>
6352 PR tree-optimization/31081
6353 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6354 0 when inlining and not inlining to first basic block.
6355 (remap_decl): When var is initialized to 0, don't set default_def.
6356 (expand_call_inline): Set entry_bb.
6357 * tree-inline.h (copy_body_data): Add entry_bb.
6359 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6362 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6365 PR tree-optimization/29484
6366 * tree-inline.c (inline_forbidden_p_2): New function.
6367 (inline_forbidden_p): Disallow inlining if some static var
6368 has an address of a local LABEL_DECL in its initializer.
6369 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6372 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6374 PR tree-optimization/34635
6375 * tree-data-ref.c (add_other_self_distances): Make sure that the
6376 evolution step is constant.
6378 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6381 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6383 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6385 * tree-sra.c (scalarize_init): Insert the generate_element_init
6386 statements after the generate_element_zero statements.
6388 2008-01-02 Richard Guenther <rguenther@suse.de>
6392 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6393 for very large number of operands instead of ICEing.
6395 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6398 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6399 while stack probing.
6401 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6403 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6406 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6409 * tree-mudflap.c (mx_register_decls): Guard warning by
6410 !DECL_ARTIFICIAL check.
6412 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6414 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6415 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6416 sse5_perm<mode>): Fix constraints.