1 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
4 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5 than gen_rtx_fmt_ee to perform more canonicalizations.
7 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12 2008-04-09 Richard Guenther <rguenther@suse.de>
14 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
15 (dump_function_to_file): Dump function arguments with types.
17 2008-04-08 Richard Guenther <rguenther@suse.de>
19 * fold-const.c (fold_widened_comparison): Do not allow
20 sign-changes that change the result.
22 2008-04-08 Janis Johnson <janis187@us.ibm.com>
25 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
26 kinds of indirect references.
28 2008-04-08 David Edelsohn <edelsohn@gnu.org>
30 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
31 GNU Fortran language string.
33 2008-04-08 Rafael Espindola <espindola@google.com>
35 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
36 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
37 * tree.h (tree_call_nonnegative_warnv_p): New.
39 2008-04-08 Jan Hubicka <jh@suse.cz>
41 * function.c (free_after_compilation): Clear out regno_reg_rtx
44 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
47 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
50 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
51 same precedence as REG_POINTER and MEM_POINTER operands.
53 2008-04-08 Richard Guenther <rguenther@suse.de>
56 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
57 for adding index to base.
59 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
61 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
62 (MINGW_ENABLE_EXECUTE_STACK): New.
63 (IN_LIBGCC2): For libgcc include windows.h file for
64 function declarations.
66 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
68 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
69 and tem2 if tem1 is not a REG or MULT.
71 2008-04-08 Jan Hubicka <jh@suse.cz>
73 * function.h (incomming_args): Break out of struct function.
74 (function_subsections): Break out of struct function.
75 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
76 return_rtx and hard_reg_initial_vals from struct function.
77 Kill inl_max_label_num.
78 (current_function_pops_args, current_function_args_info,
79 current_function_args_size, current_function_args_size,
80 current_function_pretend_args_size,
81 current_function_outgoing_args_size,
82 current_function_internal_arg_pointer, current_function_return_rtx):
83 Kill compatibility accestor macros.
84 * builtins.c (expand_builtin_apply_args_1): Update.
85 (expand_builtin_next_arg): Update.
86 * df-scan.c (df_get_call_refs): Update.
87 * dbxout.c (dbxout_function_end): Update.
88 * dwarf2out.c (dwarf2out_switch_text_section): Update.
89 (output_line_info): Update.
90 (secname_for_decl): Update.
91 (dwarf2out_var_location): Update.
92 * function.c (free_after_compilation): Update.
93 (assign_parm_find_stack_rtl): Update.
94 (assign_parms): Update.
95 (expand_dummy_function_end): Update.
96 (expand_function_end): Update.
97 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
98 (expand_call): Update.
99 (emit_library_call_value_1): Update.
100 (store_one_arg): Update.
101 * varasm.c (initialize_cold_section_name): Update.
102 (unlikely_text_section): Update.
103 (unlikely_text_section_p): Update.
104 (assemble_start_function): Update.
105 (assemble_end_function): Update.
106 (default_section_type_flags): Update.
107 (switch_to_section): Update.
108 * integrate.c (set_decl_abstract_flags): Update.
109 (get_hard_reg_initial_val): Update.
110 (has_hard_reg_initial_val): Update.
111 (allocate_initial_values): Update.
112 * resource.c (init_resource_info): Update.
113 * config/alpha/alpha.c (NUM_ARGS): Update.
114 (direct_return): Update.
115 (alpha_va_start): Update.
116 (alpha_sa_size): Update.
117 (alpha_initial_elimination_offset): Update.
118 (alpha_expand_prologue): Update.
119 (alpha_start_function): Update.
120 (alpha_expand_epilogue): Update.
121 (unicosmk_initial_elimination_offset):
122 * config/alpha/alpha.md (call expander): Update.
123 * config/s390/s390.c (s390_register_info): Update.
124 (s390_register_info): Update.
125 (s390_frame_info): Update.
126 (s390_initial_elimination_offset): Update.
127 (s390_build_builtin_va_list): Update.
128 (s390_va_start): Update.
129 * config/spu/spu.c (direct_return): Update.
130 (spu_expand_prologue): Update.
131 (spu_initial_elimination_offset): Update.
132 (spu_build_builtin_va_list): Update.
133 (spu_va_start): Update.
134 * config/sparc/sparc.c (sparc_init_modes): Update.
135 (sparc_compute_frame_size): Update.
136 (function_value): Update.
137 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
138 * config/i386/i386.md (return expander): Update.
139 * config/i386/i386.c (ix86_va_start): Update.
140 (ix86_can_use_return_insn_p): Update.
141 (ix86_compute_frame_layout): Update.
142 (ix86_expand_epilogue): Update.
143 * config/sh/sh.c (output_stack_adjust): Update.
144 (calc_live_regs): Update.
145 (sh_expand_prologue): Update.
146 (sh_builtin_saveregs): Update.
147 (sh_va_start): Update.
148 (initial_elimination_offset): Update.
149 (sh_allocate_initial_value): Update.
150 (sh_function_ok_for_sibcall): Update.
151 (sh_get_pr_initial_val): Update.
152 * config/sh/sh.md (return expander): Update.
153 * config/avr/avr.c (frame_pointer_required_p): UPdate.
154 * config/crx/crx.c (crx_compute_frame): UPdate.
155 (crx_initial_elimination_offset): UPdate.
156 * config/xtensa/xtensa.c (compute_frame_size): Update
157 (xtensa_builtin_saveregs): Update.
158 (xtensa_va_start): Update.
159 (order_regs_for_local_alloc): Update.
160 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
161 (xstormy16_expand_builtin_va_start): Update.
162 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
163 * config/m68hc11/m68hc11.md (return expanders): Update.
164 * config/m68hc11/m68hc11.c (expand_prologue): Update.
165 (expand_epilogue): Update.
166 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
167 (cris_simple_epilogue): Update.
168 (cris_expand_prologue): Update.
169 (cris_expand_epilogue): Update.
170 * config/iq2000/iq2000.c (iq2000_va_start): Update.
171 (compute_frame_size): Update.
172 * config/mt/mt.c (mt_compute_frame_size): Update.
173 * config/mn10300/mn10300.c (expand_prologue): Update.
174 (expand_epilogue): Update.
175 (initial_offset): Update.
176 (mn10300_builtin_saveregs):
177 * config/mn10300/mn10300.md (return expander): Update.
178 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
179 (ia64_initial_elimination_offset): Update.
180 (ia64_initial_elimination_offset): Update.
181 (ia64_expand_prologue): Update.
182 * config/m68k/m68k.md (return expander): Update.
183 * config/rs6000/rs6000.c (rs6000_va_start): Update.
184 (rs6000_stack_info): Update.
185 * config/mcore/mcore.c (layout_mcore_frame): Update.
186 (mcore_expand_prolog): Update.
187 * config/arc/arc.c (arc_compute_frame_size): Update.
188 * config/score/score3.c (score3_compute_frame_size): Update.
189 * config/score/score7.c (score7_compute_frame_size): Update.
190 * config/arm/arm.c (use_return_insn): Update.
191 (thumb_find_work_register): Update.
192 (arm_compute_save_reg_mask): Update.
193 (arm_output_function_prologue): Update.
194 (arm_output_epilogue): Update.
195 (arm_size_return_regs): Update.
196 (arm_get_frame_offsets): Update.
197 (arm_expand_prologue): Update.
198 (thumb_exit): Update.
199 (thumb_unexpanded_epilogue): Update.
200 (thumb1_output_function_prologue): Update.
201 * config/pa/pa.md (return expander): Update.
202 * config/pa/pa.c (compute_frame_size): Update.
203 (hppa_builtin_saveregs): Update.
204 * config/mips/mips.c (mips_va_start): Update.
205 (mips16_build_function_stub): Update.
206 (mips_compute_frame_info): Update.
207 (mips_restore_gp): Update.
208 (mips_output_function_prologue): Update.
209 (mips_expand_prologue): Update.
210 * config/v850/v850.c (compute_frame_size): Update.
211 (expand_prologue): * config/mmix/mmix.c (along): update.
212 (mmix_initial_elimination_offset): update.
213 (mmix_reorg): update.
214 (mmix_use_simple_return): update.
215 (mmix_expand_prologue): update.
216 (mmix_expand_epilogue): Update.
217 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
218 (emit_link_insn): Update.
220 2008-04-08 Anatoly Sokolov <aesok@post.ru>
222 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
223 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
225 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
228 2008-04-07 Jan Hubicka <jh@suse.cz>
230 * function.h (rtl): Rename to x_rtl.
232 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
233 frame_offset, stack_check_probe_note, arg_pointer_save_area,
234 used_temp_slots avail_temp_slots, temp_slot_level,
235 nonlocal_goto_handler_labels): Update accesstors.
236 (rtl): New global variable.
237 (struct function): Move some fileds to rtl_data.
238 (get_arg_pointer_save_area): Update prototype.
239 * builtins.c (expand_builtin_setjmp_receiver): Update call of
240 get_arg_pointer_save_area.
241 * expr.c (init_expr): Update
242 * function.c (get_frame_size): Update
243 (assign_stack_local): Update
244 (expand_function_end): Update.
245 (get_art_pointer_save_area): Update
247 * emit-rtl.c (rtl): Declare.
248 (regno_reg_rtx): Declare.
249 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
251 (gen_reg_rtx): Update.
252 * varasm.c (n_deferred_constatns): Update accestor.
253 (init_varasm_status): Do not allocate varasm_status.
254 (force_const_mem, get_pool_size, output_constant_pool): Update.
255 * stmt.c (force_label_rtx): Do not use x_ prefixes.
256 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
257 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
258 * sparc/sparc.h (INIT_EXPANDERS): Update.
259 * ia64/ia64.h (INIT_EXPANDERS): Update.
261 2008-04-07 James E. Wilson <wilson@tuliptree.org>
263 * reload.c (push_secondary_reload): Add missing break to for loop.
265 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
267 PR middle-end/PR28690
268 * rtlanal.c: Update copyright years.
269 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
270 as REG_POINTER and MEM_POINTER operands.
271 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
272 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
273 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
274 * gcse.c: Update copyright years.
275 (pre_delete): Call gen_reg_rtx_and_attrs.
276 (hoist_code): Likewise.
277 (build_store_vectors): Likewise.
278 (delete_store): Likewise.
279 * loop-invariant.c (move_invariant_reg): Likewise.
280 Update copyright years.
282 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
284 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
285 control string instead of quoted.
287 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
289 * doc/rtl.texi: Rewrite of subreg section.
291 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
294 * config/i386/i386.c (legitimize_pic_address): Add treating
295 of dllimport SYM_REF's.
296 (legitimize_dllimport_symbol): Add prototype.
298 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
300 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
301 reference in constructor with non self-referential type.
303 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
305 Removal of Return with Depressed Stack Pointer support
306 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
307 (ECF_SP_DEPRESSED): Likewise.
308 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
309 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
310 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
311 (expand_call): Do not test ECF_SP_DEPRESSED.
312 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
313 * function.c (keep_stack_depressed): Delete.
314 (handle_epilogue_set): Likewise.
315 (update_epilogue_consts): Likewise.
316 (emit_equiv_load): Likewise.
317 (thread_prologue_and_epilogue_insns): Remove support for Return with
318 Depressed Stack Pointer.
319 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
321 2008-04-06 Richard Guenther <rguenther@suse.de>
323 PR tree-optimization/35400
324 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
325 information from SSA_NAMEs.
327 2008-04-06 Anatoly Sokolov <aesok@post.ru>
329 * config/avr/avr.h (avr_mega_p): Remove declaration.
330 (AVR_MEGA): Remove macro.
331 * config/avr/avr.c (avr_mega_p): Remove variable.
332 (avr_override_options): Remove inicializion of avr_mega_p.
333 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
334 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
335 (avr_jump_mode): (Ditto.).
336 (avr_output_progmem_section_asm_op): (Ditto.).
337 (avr_asm_init_sections): (Ditto.).
338 (avr_asm_init_sections): (Ditto.).
339 (avr_rtx_costs): (Ditto.).
340 * config/avr/avr.md: (Ditto.).
341 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
344 2008-04-06 Richard Guenther <rguenther@suse.de>
346 PR tree-optimization/35842
347 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
348 is_gimple_invariant_address.
350 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
352 * gcc.c (default_compilers): Sync Fortran extensions list with
353 that in fortran/lang-specs.h.
354 * doc/invoke.texi: Likewise.
355 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
356 * dwarf2out.c (gen_compile_unit_die): Likewise.
358 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
360 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
362 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
365 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
366 attribute is used for nested functions.
368 2008-04-05 Jan Hubicka <jh@suse.cz>
370 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
372 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
374 (dump_files): Update.
375 (enable_rtl_dump_file): Do not accept letter argument.
376 * tree-pass.h (dump_file_info): Remove letter argument.
377 * toplev.c (decode_d_option): Update -da handling.
378 * toplev.h (enable_rtl_dump_file): Update prototype.
379 * passes.c (register_one_dump_file): Do not accept IPA argument; work
380 it out based on pass type.
381 (register_dump_files_1): Likewise.
382 (init_optimization_passes): Update register_one_dump_file calls.
383 (execute_one_pass): Sanity check that IPA passes are called at IPA
384 level and RTL passes at RTL level.
385 (execute_pass_list): IPA pass can not be after or subpass of
387 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
388 disallov RTL subpasses of IPA subpasses.
390 2008-04-05 Ben Elliston <bje@au.ibm.com>
392 * tree-cfg.c (need_fake_edge_p): Return false for calls to
393 builtins that return exactly once and do not throw. Cache call to
396 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
398 PR rtl-optimization/34916
400 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
401 between instruction pairs.
403 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
405 * doc/invoke.texi: Document -mbitops for SH.
406 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
407 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
408 * config/sh/sh.c (print_operand): Add %t operand code.
409 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
410 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
411 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
412 (extendqihi2): Likewise.
414 (insv): Use bset, bclr and bst instructions for SH2A if possible.
415 (extv): Use bld instruction for SH2A if possible.
417 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
418 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
419 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
420 (bset.b, bclr.b): Define peepholes.
421 * config/sh/sh.opt (mbitops): New option.
423 2008-04-04 Janis Johnson <janis187@us.ibm.com>
426 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
427 and view convert expression.
429 2008-04-04 Jakub Jelinek <jakub@redhat.com>
432 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
434 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
436 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
438 * config/i386/cpuid.h (bit_AES): New.
439 (bit_PCLMUL): Likewise.
441 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
442 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
443 SSE2 if AES or PCLMUL is enabled.
444 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
445 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
446 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
447 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
448 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
449 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
450 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
451 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
452 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
453 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
454 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
455 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
456 __builtin_ia32_aeskeygenassist128 and
457 __builtin_ia32_pclmulqdq128.
458 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
459 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
460 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
462 * config/i386/i386.h (TARGET_AES): New.
463 (TARGET_PCLMUL): Likewise.
464 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
466 * config/i386/i386.md (UNSPEC_AESENC): New.
467 (UNSPEC_AESENCLAST): Likewise.
468 (UNSPEC_AESDEC): Likewise.
469 (UNSPEC_AESDECLAST): Likewise.
470 (UNSPEC_AESIMC): Likewise.
471 (UNSPEC_AESKEYGENASSIST): Likewise.
472 (UNSPEC_PCLMUL): Likewise.
474 * config/i386/i386.opt (maes): New.
477 * config/i386/sse.md (aesenc): New pattern.
478 (aesenclast): Likewise.
480 (aesdeclast): Likewise.
482 (aeskeygenassist): Likewise.
483 (pclmulqdq): Likewise.
485 * config/i386/wmmintrin.h: New.
487 * doc/extend.texi: Document AES and PCLMUL built-in function.
489 * doc/invoke.texi: Document -maes and -mpclmul.
491 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
493 * function.c (free_after_parsing): Replace with
494 cxx_push_function_context from C++ front-end.
495 (allocate_struct_function): Don't call langhook.
496 * langhooks.h (struct lang_hooks_for_functions): Delete.
497 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
499 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
500 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
501 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
502 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
503 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
504 remove LANG_HOOKS_FUNCTION_INITIALIZER.
505 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
507 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
508 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
510 2008-04-04 Jakub Jelinek <jakub@redhat.com>
513 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
516 2008-04-04 Richard Guenther <rguenther@suse.de>
519 * fold-const.c (optimize_minmax_comparison): Use the correct
520 type for the constant in the simplified comparison.
522 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
524 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
525 Pass L2 size as "--param l2-cache-size" to the compiler.
526 (decode_l2_cache): New function to decode L2 cache parameters using
527 0x8000006 extended cpuid function.
528 (detect_caches_amd): Determine parameters of L2 cache using
529 decode_l2_caches function.
530 (decode_caches_intel): Decode L2 cache parameters.
531 (detect_caches_intel): Determine L2 cache parameters using
532 decode_caches_intel and decode_l2_caches functions.
534 2008-04-03 Bob Wilson <bob.wilson@acm.org>
536 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
537 secondary input reload for subword loads from the constant pool.
539 2008-04-03 Janis Johnson <janis187@us.ibm.com>
542 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
543 constants of the appropriate size for runtime calculations.
546 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
547 decimal-float literal constant zero.
549 2008-04-03 Jakub Jelinek <jakub@redhat.com>
552 * c-parser.c (c_parser_omp_atomic): Call
553 default_function_array_conversion on the RHS.
556 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
557 call is_variable_sized if decl has incomplete type.
559 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
561 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
563 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
565 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
567 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
568 (sgt<u>): Merge sgt and sgtu into new expander.
569 (sgt, sgtu): Remove expanders.
570 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
571 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
572 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
573 *sgtu_<mode>_mips16 into new pattern.
574 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
575 (sge<u>): Merge sge and sgeu into new expander.
576 (sge, sgeu): Remove expanders.
577 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
579 (*sge_<mode>, second *sge_<mode>): Remove patterns.
580 (slt<u>): Merge slt and sltu into new expander.
581 (slt, sltu): Remove expanders.
582 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
583 (*slt_<mode>, *sltu_<mode>): Remove patterns.
584 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
585 *sltu_<mode>_mips16 into new pattern.
586 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
587 (sle<u>): Merge sle and sleu into new expander.
588 (sle, sleu): Remove expanders.
589 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
590 (*sle_<mode>, *sleu_<mode>): Remove patterns.
591 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
592 *sleu_<mode>_mips16 into new pattern.
593 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
595 2008-04-03 Jan Hubicka <jh@suse.cz>
597 PR tree-optimization/35795
598 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
599 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
600 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
601 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
602 * score/score3.c (score3_output_mi_thunk): Likewise.
603 * score/score7.c (score7_output_mi_thunk): Likewise.
604 * mips/mips.c (mips_output_mi_thunk): Likewise.
606 2008-04-03 Richard Guenther <rguenther@suse.de>
608 * tree-vrp.c (extract_range_from_unary_expr): Handle all
609 conversions. Simplify code.
611 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
613 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
615 2008-04-03 Tom Tromey <tromey@redhat.com>
616 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
618 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
619 * config/bfin/t-bfin-linux (generated_files): Add
620 linux-sysroot-suffix.h.
621 * doc/install.texi (Prerequisites): Require make 3.80.
622 * doc/sourcebuild.texi (Front End Directory): Document new
624 * Makefile.in (generated_files): New variable.
625 (ALL_HOST_OBJS): New variable.
626 ($(ALL_HOST_OBJS)): New target.
628 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
630 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
631 (remap_block): Call id->transform_lang_insert_block instead
633 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
634 Set id.transform_lang_insert_block to NULL.
635 (clone_body): Move to cp/optimize.c
636 * tree-inline.h (struct copy_body_data): Change
637 transform_lang_insert_block to function pointer.
638 (copy_generic_body, copy_decl_no_change): Export.
639 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
640 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
641 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
643 * c-tree.h (insert_block): Kill.
644 * c-decl.c (insert_block): Kill.
646 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
648 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
649 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
650 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
652 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
653 argument, call {push,pop}_function_context from here.
654 * c-parser.c: Use c_{push,pop}_function_context.
656 * function.c (push_function_context_to): Move meat ...
657 (push_function_context): ... here. Simplify.
658 * function.c (pop_function_context_from): Move meat ...
659 (pop_function_context): ... here. Simplify.
660 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
662 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
663 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
664 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
665 * tree.h (push_function_context_to, pop_function_context_from): Remove.
667 2008-04-03 Ben Elliston <bje@au.ibm.com>
669 * expmed.c (extract_force_align_mem_bit_field): Remove.
671 2008-04-03 Richard Guenther <rguenther@suse.de>
674 * expr.h (try_casesi): Adjust prototype.
675 * expr.c (try_casesi): Take fallback label as extra parameter.
676 Use that for gen_casesi if default_label is NULL.
677 * stmt.c (expand_case): Pass fallback label to try_casesi,
678 make sure to fill gaps with a fallback label if default_label
681 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
684 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
686 2008-04-03 Ben Elliston <bje@au.ibm.com>
688 * expmed.c (extract_split_bit_field): Remove if (0) code.
689 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
690 (do_ds_constraint): Likewise.
692 2008-04-02 Joseph Myers <joseph@codesourcery.com>
694 * doc/cppopts.texi (-dU): Document.
695 * c-common.h (flag_dump_macros): Update comment.
696 * c-opts.c (handle_OPT_d): Handle -dU.
697 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
698 dump_queued_macros, cb_used_define, cb_used_undef): New.
699 (init_pp_output): Handle -dU.
700 (cb_line_change): Call dump_queued_macros.
701 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
703 2008-04-02 Anatoly Sokolov <aesok@post.ru>
705 * config/avr/predicates.md (io_address_operand): New predicate.
706 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
707 * config/avr/avr.c (avr_io_address_p): Remove function.
708 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
709 'avr_io_address_p' function.
710 (out_movhi_r_mr): (Ditto.).
711 (out_movqi_mr_r): (Ditto.).
712 (out_movhi_mr_r): (Ditto.).
713 (avr_address_cost): (Ditto.).
715 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
717 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
718 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
719 in 32bit mode when XMM registers are available to avoid store
721 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
722 corresponding post-reload splitters.
724 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
726 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
727 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
728 __builtin_ia32_roundss.
729 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
730 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
731 __builtin_ia32_roundss.
732 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
733 IX86_BUILTIN_SHUFPD here.
735 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
737 * config/i386/i386.md (plogic): New.
738 (plogicprefix): Likewise.
740 * config/i386/mmx.md (mmx_<code><mode>3): New.
741 (mmx_and<mode>3): Removed.
742 (mmx_ior<mode>3): Likewise.
743 (mmx_xor<mode>3): Likewise.
745 * config/i386/sse.md (<code><mode>3): New.
746 (*<code><mode>3): Likewise.
747 (*<code><mode>3): Likewise.
748 (<code><mode>3): Likewise.
749 (*sse_<code><mode>3): Likewise.
750 (*sse2_<code><mode>3): Likewise.
751 (<code>tf3): Likewise.
752 (*<code>tf3): Likewise.
753 (and<mode>3): Likewise.
754 (*and<mode>3): Likewise.
755 (ior<mode>3): Removed.
756 (*ior<mode>3): Likewise.
757 (xor<mode>3): Likewise.
758 (*xor<mode>3): Likewise.
759 (*and<mode>3): Likewise.
760 (*ior<mode>3): Likewise.
761 (*xor<mode>3): Likewise.
762 (and<mode>3): Likewise.
763 (*sse_and<mode>3): Likewise.
764 (*sse2_and<mode>3): Likewise.
767 (ior<mode>3): Likewise.
768 (*sse_ior<mode>3): Likewise.
769 (*sse2_ior<mode>3): Likewise.
772 (xor<mode>3): Likewise.
773 (*sse_xor<mode>3): Likewise.
774 (*sse2_xor<mode>3): Likewise.
778 2008-04-02 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/14495
781 PR tree-optimization/34793
782 * tree-vrp.c (struct switch_update): New structure.
783 (to_remove_edges, to_update_switch_stmts): New VECs.
784 (simplify_switch_using_ranges): New function. Remove not taken
785 case labels and edges.
786 (simplify_stmt_using_ranges): Call it.
787 (identify_jump_threads): Mark edges we have queued for removal
788 so we don't thread them.
789 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
791 * tree-cfg.c (group_case_labels): Deal with missing default label.
792 (tree_verify_flow_info): Allow missing default label.
793 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
794 (emit_case_nodes): Likewise.
795 (expand_case): Do not rely on the default label to be present.
796 * expr.c (try_casesi): Deal with NULL default_label.
797 (do_tablejump): Likewise.
799 2008-04-02 Richard Guenther <rguenther@suse.de>
801 PR tree-optimization/14495
802 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
804 (vrp_visit_switch_stmt): ... but here (new function).
805 (find_case_label_index): New helper function.
806 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
808 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
810 * fwprop.c: Fix ISO-C99ism.
812 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
815 * Makefile.in (objdir): Set it here.
816 * configure.ac: Not here. Find dynamic linker characteristics.
817 * exec-tool.in: Use them.
818 * aclocal.m4: Regenerate.
819 * configure: Regenerate.
821 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
823 * expr.c (expand_var): Delete it.
824 * expr.h (expand_var): Delete prototype.
825 * function.c (expand_function_start): Use expand_decl instead.
826 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
829 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
831 PR rtl-optimization/35542
832 * fwprop.c (forward_propagate_and_simplify): Replace
833 loc_reg_mentioned_in_p with reg_mentioned_p.
835 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
837 PR rtl-optimization/35281
838 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
839 (propagate_rtx_1): Handle PR_HANDLE_MEM.
840 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
841 (varying_mem_p): Move above propagate_rtx.
842 (all_uses_available_at): Do not check MEMs.
844 2008-04-02 Rafael Espindola <espindola@google.com>
846 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
847 (register_edge_assert_for_2): Split the cond argument.
848 (register_edge_assert_for_1): Adjust for the change in
849 register_edge_assert_for_2.
850 (register_edge_assert_for): Split the cond argument.
851 (find_switch_asserts): Adjust for the change in
852 register_edge_assert_for.
854 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
856 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
857 * gcc/config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
858 offsets for 64-bit mingw.
859 * gcc/config/i386/i386.c (ix86_pass_by_reference): Correct calling
860 abi for x86_64-pc-mingw.
862 2008-04-02 Richard Guenther <rguenther@suse.de>
864 * tree-vrp.c (extract_range_from_assert): Make sure to not
865 produce range min/max with TREE_OVERFOW set.
866 If merging a anti-range and a range keep the anti-range if
867 the range covers all values of the type.
868 (register_edge_assert_for_2): Only allow sign-changing
869 conversions in detecting canonical range checks. Also
870 register an assert for the unsigned name if useful.
872 PR tree-optimization/35787
873 * tree-vrp.c (vrp_val_max): New function.
874 (vrp_val_min): Likewise.
875 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
876 (vrp_val_is_min): Likewise.
877 (supports_overflow_infinity): Use vrp_val_{min,max}.
878 (negative_overflow_infinity): Likewise.
879 (positive_overflow_infinity): Likewise.
880 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
881 (is_positive_overflow_infinity): Likewise.
882 (is_overflow_infinity): Likewise.
883 (avoid_overflow_infinity): Use vrp_val_{min,max} and
884 vrp_val_is_{min,max}.
885 (set_and_canonicalize_value_range): Canonicalize anti-ranges
886 to ranges if possible. Avoid empty ranges.
888 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
891 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
892 the expression is a function address.
894 2008-04-01 George Helffrich <george@gcc.gnu.org>
896 PR fortran/PR35154, fortran/PR23057
897 * fortran/trans-common.c (create_common): Add decl to function
898 chain to preserve identifier scope in debug output.
900 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
901 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
902 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
903 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
905 (dbxout_syms): Check for COMMON-based symbol and wrap in
906 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
907 in bracket for efficiency.
909 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
910 using DW_TAG_common_block + member offset.
911 (add_pubname_string): New function.
912 (dw_expand_expr): New function to find block name and offset for
914 (common_check): New function to check whether symbol in Fortran COMMON.
915 (gen_variable_die): If COMMON, use DW_TAG_common_block.
917 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
918 use of common is unchanged.
920 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
921 with all combinations of debug options available on target.
922 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
923 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
924 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
925 .stabs functionality.
926 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
929 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
932 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
934 2008-04-02 Ben Elliston <bje@au.ibm.com>
936 * config/v850/v850.md (casesi): Remove if (0) code.
937 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
938 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
940 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
942 * config/i386/i386.md (rex64suffix): New mode attribute.
943 (floathi<mode>2): Disable expander for SSE math.
944 (*floathi<mode>2_1): New insn insn_and_split pattern.
945 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
946 corresponding post-reload splitters.
947 (*floathi<mode>2_i387): New macroized insn pattern.
948 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
949 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
950 insn_and_split pattern.
951 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
952 New macroized instruction patterns and corresponding post-reload
954 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
955 and corresponding post-reload splitters.
956 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
957 New macroized instruction patterns.
958 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
959 macroized instruction patterns and corresponding post-reload splitters.
960 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
961 corresponding post-reload splitters.
962 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
963 New macroized instruction patterns.
964 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
965 corresponding post-reload splitters.
966 (*floatsi<mode>2_i387): New macroized instruction patterns.
968 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
970 * config/i386/i386.md (smaxmin): New.
972 (maxminiprefix): Likewise.
973 (maxminfprefix): Likewise.
974 (<code><mode>3): Likewise.
975 (smin<mode>3): Removed.
976 (smax<mode>3): Likewise.
978 * config/i386/mmx.md (mmx_<code>v2sf3): New.
979 (mmx_<code>v4hi3): Likewise.
980 (mmx_<code>v8qi3): Likewise.
981 (mmx_smaxv2sf3): Removed.
982 (mmx_sminv2sf3): Likewise.
983 (mmx_umaxv8qi3): Likewise.
984 (mmx_smaxv4hi3): Likewise.
985 (mmx_uminv8qi3): Likewise.
986 (mmx_sminv4hi3): Likewise.
988 * config/i386/sse.md (<addsub><mode>3): New.
989 (*<addsub><mode>3): Likewise.
990 (<sse>_vm<addsub><mode>3): Likewise.
991 (<maxmin><mode>3): Likewise.
992 (*<maxmin><mode>3_finite): Likewise.
993 (*<maxmin><mode>3): Likewise.
994 (<sse>_vm<maxmin><mode>3): Likewise.
995 (sse3_h<addsub>v4sf3): Likewise.
996 (sse3_h<addsub>v2df3): Likewise.
997 (<maxmin>v16qi3): Likewise.
998 (*<maxmin>v16qi3): Likewise.
999 (<maxmin>v8hi3): Likewise.
1000 (*<maxmin>v8hi3): Likewise.
1001 (*sse4_1_<maxmin><mode>3): Likewise.
1002 (*sse4_1_<maxmin><mode>3): Likewise.
1003 (add<mode>3): Removed.
1004 (*add<mode>3): Likewise.
1005 (<sse>_vmadd<mode>3): Likewise.
1006 (sub<mode>3): Likewise.
1007 (*sub<mode>3): Likewise.
1008 (<sse>_vmsub<mode>3): Likewise.
1009 (smin<mode>3): Likewise.
1010 (*smin<mode>3_finite): Likewise.
1011 (*smin<mode>3): Likewise.
1012 (<sse>_vmsmin<mode>3): Likewise.
1013 (smax<mode>3): Likewise.
1014 (*smax<mode>3_finite): Likewise.
1015 (*smax<mode>3): Likewise.
1016 (<sse>_vmsmax<mode>3): Likewise.
1017 (sse3_haddv4sf3): Likewise.
1018 (sse3_haddv2df3): Likewise.
1019 (sse3_hsubv4sf3): Likewise.
1020 (sse3_hsubv2df3): Likewise.
1021 (umaxv16qi3): Likewise.
1022 (*umaxv16qi3): Likewise.
1023 (smaxv8hi3): Likewise.
1024 (*smaxv8hi3): Likewise.
1025 (*sse4_1_smax<mode>3): Likewise.
1026 (*sse4_1_umax<mode>3): Likewise.
1027 (uminv16qi3): Likewise.
1028 (*uminv16qi3): Likewise.
1029 (sminv8hi3): Likewise.
1030 (*sminv8hi3): Likewise.
1031 (*sse4_1_smin<mode>3): Likewise.
1032 (*sse4_1_umin<mode>3): Likewise.
1034 2008-04-01 Rafael Espindola <espindola@google.com>
1036 * tree-cfg.c (verify_expr): remove in_phi.
1037 (verify_stmt): Don't call walk_tree with verify_expr. Use
1038 is_gimple_min_invariant instead of is_gimple_val.
1040 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1042 * doc/include/gpl_v3.texi: Update for manpage generation.
1043 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1045 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1046 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1047 gpl_v3.texi instead of gpl.texi.
1050 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1053 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1055 2008-04-01 Rafael Espindola <espindola@google.com>
1057 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1058 (extract_code_and_val_from_cond): Use
1059 extract_code_and_val_from_cond_with_ops.
1061 2008-04-01 Jan Hubicka <jh@suse.cz>
1063 * function.c (free_after_compilation): Free epilogue_delay_list.
1064 (prepare_function_start): Assert that previous compilation was freed.
1066 2008-04-01 Jan Hubicka <jh@suse.cz>
1067 Jim Wilson <wilson@tuliptree.org>
1068 Andreas Tobler <andreast@gcc.gnu.org>
1071 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1072 rtl.emit instead cfun->emit.
1073 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1074 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1076 2008-04-01 Ben Elliston <bje@au.ibm.com>
1078 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1080 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1082 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1084 (fprofile-use): Add var flag_profile_use
1085 * coverage.c (coverage_begin_output): Do not open a gcno file for
1086 output only if -ftest-coverage is set.
1087 Do not add getpwd() to gcda file path.
1088 (build_gcov_info): Check the new flag
1089 flag_profile_datafile_relative_path.
1090 (coverage_init): Use profile_data_prefix.
1091 Read profile counter only if flag_profile_use is set.
1092 * opts.c (common_handle_option): New option fprofile-use=,
1093 fprofile-dir=, fprofile-generate=.
1094 * toplev.c (profile_data_prefix): New variable definition.
1095 * toplev.h (profile_data_prefix): New declaration.
1096 * doc/invoke.tex (Option Summary, Optimization Options):
1099 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1101 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1102 use tmp consistently.
1105 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1106 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1107 UNSPEC_FR_RECIP_APPROX_RES.
1108 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1110 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1113 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1115 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1118 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1119 element of the vector via a pointer.
1121 2008-03-31 Ian Lance Taylor <iant@google.com>
1123 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1125 2008-03-31 Jan Hubicka <jh@suse.cz>
1127 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1128 get_arg_pointer_save_area.
1129 * expr.c (init_expr): Just clear out rtl.expr.
1130 * function.c (free_after_compilation): Clear out whole RTL structure.
1131 (get_func_frame_size): Merge into ...
1132 (get_frame_size): ... this one.
1133 (assign_stack_local_1): Merge into ...
1134 (assign_stack_local): ... this one.
1135 (expand_function_end): Update call of get_arg_pointer_save_area.
1136 (get_art_pointer_save_area): Remove cfun argument.
1137 * function.h (emit_status): regno_pointer_align does not need length
1138 attribute. Move x_regno_reg_rtx to ...
1139 (regno_reg_rtx): ... new global array.
1140 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1141 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1142 apply_args_value, forced_labels, stack_pointer_delta):
1144 (struct varasm_status): Move here from varasm.c
1145 (struct rtl_data): New. Move here some fields from struct function.
1146 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1147 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1148 used_temp_slots avail_temp_slots, temp_slot_level,
1149 nonlocal_goto_handler_labels): Update accesstors.
1150 (rtl): New global variable.
1151 (struct function): Move some fileds to rtl_data.
1152 (get_arg_pointer_save_area): Update prototype.
1153 * emit-rtl.c (rtl): Declare.
1154 (regno_reg_rtx): Declare.
1155 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1157 (gen_reg_rtx): Update.
1158 (init_virtual_regs): Do not tate emit_status argument.
1159 (init_emit): Do not allocate emit.
1160 * varasm.c (varasm_statuc): Move to function.h.
1161 (n_deferred_constatns): Update accestor.
1162 (init_varasm_status): Do not allocate varasm_status.
1163 (force_const_mem, get_pool_size, output_constant_pool): Update.
1164 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1165 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1167 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1169 PR rtl-optimization/35729
1170 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1173 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1176 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1177 load/store if memory is unaligned.
1178 (*movti_rex64): Likewise.
1180 * config/i386/predicates.md (misaligned_operand): New.
1182 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1185 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1188 2008-03-31 Jan Beulich <jbeulich@novell.com>
1190 * config/ia64/constraints.md: Add 'j' constraint.
1191 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1192 (movdi_internal): Likewise.
1194 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1197 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1199 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1202 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1203 proper error message for the third argument on blendpd and
1206 * config/i386/sse.md (blendbits): New.
1207 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1209 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1211 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1213 2008-03-30 Richard Guenther <rguenther@suse.de>
1216 * fold-const.c (fold_sign_changed_comparison): Do leave
1217 conversions to base-types alone.
1219 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1221 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1222 the link register if one altivec register is be saved.
1224 2008-03-30 Ben Elliston <bje@au.ibm.com>
1226 * final.c (final_scan_insn): Remove if (0) code.
1228 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1230 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1232 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1234 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1235 of V4SFmode to ix86_binary_operator_ok.
1237 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1239 * config/i386/i386.c (override_options): Initialize
1240 ix86_veclib_handler to ix86_veclibabi_svml when
1241 -mveclibabi=svml is used.
1242 (ix86_veclibabi_svml): New function for SVML ABI style
1243 vectorization support.
1244 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1246 2008-03-28 Rafael Espindola <espindola@google.com>
1248 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1249 (tree_binary_nonnegative_warnv_p): Make it public.
1250 (tree_single_nonnegative_warnv_p): Make it public.
1251 (tree_invalid_nonnegative_warnv_p): Make it public.
1252 (tree_unary_nonzero_warnv_p): Make it public.
1253 (tree_binary_nonzero_warnv_p): Make it public
1254 (tree_single_nonzero_warnv_p): Make it public.
1255 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1256 (extract_range_from_binary_expr): Split the expr argument.
1257 (extract_range_from_unary_expr): Split the expr argument.
1258 (extract_range_from_comparison): Split the expr argument.
1259 (extract_range_from_expr): Use the new aux functions.
1260 (vrp_evaluate_conditional_warnv): Use
1261 vrp_evaluate_conditional_warnv_with_ops.
1262 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1263 (tree_binary_nonzero_warnv_p): Declare.
1264 (tree_single_nonzero_warnv_p): Declare.
1265 (tree_expr_nonzero_warnv_p): Declare.
1266 (tree_unary_nonnegative_warnv_p): Declare.
1267 (tree_binary_nonnegative_warnv_p): Declare.
1268 (tree_single_nonnegative_warnv_p): Declare.
1269 (tree_invalid_nonnegative_warnv_p): Declare.
1271 2008-03-28 Richard Guenther <rguenther@suse.de>
1273 PR tree-optimization/30317
1274 PR tree-optimization/30911
1275 PR tree-optimization/34793
1276 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1277 (struct assert_locus_d): New member EXPR.
1278 (register_new_assert_for): Add EXPR parameter to support
1279 ASSERT_EXPR <name, expr OP limit>.
1280 (register_edge_assert_for_1): Adjust callers.
1281 (find_assert_locations): Likewise.
1282 (process_assert_insertions_for): Build condition from expression.
1283 (extract_range_from_assert): Handle ASSERT_EXPRs
1284 of the form ASSERT_EXPR <name, expr OP limit>.
1285 (register_edge_assert_for_2): New helper registering
1286 asserts for comparisons. Recognize range tests of the form
1287 (unsigned)i - CST1 OP CST2.
1288 (register_edge_assert_for_1): Use it.
1289 (register_edge_assert_for): Likewise.
1290 (needs_overflow_infinity): Integer sub-types
1291 do not need overflow infinities.
1292 (vrp_val_is_max): The extreme values of integer sub-types
1293 are those of the base type.
1294 (vrp_val_is_min): Likewise.
1295 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1298 2008-03-28 Nick Clifton <nickc@redhat.com>
1300 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1301 Return GENERAL_REGS for stack adjustment reloads.
1303 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1306 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1307 const_vector when all the vectors are constant.
1309 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1311 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1313 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1314 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1316 (s<code>_sf): Use new scc_sf attribute for opcode names.
1318 2008-03-27 Tom Tromey <tromey@redhat.com>
1320 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1321 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1322 config/spu/t-spu-elf, config/i386/t-interix,
1323 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1324 config/i386/x-darwin, config/i386/x-mingw32,
1325 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1326 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1327 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1328 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1329 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1330 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1331 config/score/t-score-elf, config/arm/t-strongarm-pe,
1332 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1333 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1334 Revert automatic dependency patch.
1336 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1339 * config/i386/i386.c (ix86_function_arg_boundary): Align
1340 decimal floating point to its natural boundary.
1342 2008-03-27 Richard Guenther <rguenther@suse.de>
1345 * fold-const.c (fold_comparison): Restrict distinct decl
1346 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1347 solely rely on operand_equal_p.
1349 2008-03-27 Richard Guenther <rguenther@suse.de>
1352 * c-common.c (handle_weak_attribute): Reject combination of
1355 2008-03-27 Richard Guenther <rguenther@suse.de>
1357 PR tree-optimization/32810
1358 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1359 conversions from DECL_INITIAL.
1360 (fold_const_aggregate_ref): Likewise from constructor elements.
1362 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1364 * tree-affine.h (aff_combination_expand): Declare.
1365 (get_inner_reference_aff): Likewise.
1366 * tree-affine.c (aff_combination_expand): Split out from
1367 tree_to_aff_combination_expand.
1368 (get_inner_reference_aff): New function.
1369 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1370 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1371 (struct lim_aux_data): sm_done field removed.
1372 (mem_ref_loc_p, mem_ref_locs_p): New types.
1373 (struct mem_ref): Added id, stored, accesses_in_loop,
1374 indep_loop, dep_loop, indep_ref, dep_ref fields.
1375 Removed is_stored, locs and next fields.
1376 (memory_accesses): New variable.
1377 (movement_possibility): Do not allow moving statements
1378 that store to memory.
1379 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1381 (determine_max_movement): For statements with memory references,
1382 find the outermost loop in that the reference is independent.
1383 (move_computations_stmt): Mark the virtual operands for renaming.
1384 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1385 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1386 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1387 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1388 create_vop_ref_mapping, analyze_memory_references,
1389 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1390 get_all_locs_in_loop, ref_always_accessed_p,
1391 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1392 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1393 store_motion_loop, store_motion): New functions.
1394 (struct vop_to_refs_elt): New type.
1395 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
1396 memref_hash, memref_eq, hoist_memory_references): Rewritten.
1397 (schedule_sm): Replaced by...
1398 (execute_sm): ... this.
1399 (determine_lsm_ref, hoist_memory_references,
1400 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
1401 find_more_ref_vops, free_mem_ref, free_mem_refs,
1402 determine_lsm_loop, determine_lsm): Removed.
1403 (tree_ssa_lim_finalize): Free data structures used by store motion.
1404 (tree_ssa_lim): Call analyze_memory_references. Use
1405 store_motion instead of determine_lsm.
1407 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1409 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
1410 rename tmake_file to m68hc11/t-m68hc11.
1411 (mcore): Set inhibit_libc to true.
1412 * config.host (alpha*-dec-*vms*): Set extra_programs.
1413 (interix3*): Don't use host_xmake_file.
1414 * configure.ac: Let config.gcc override inhibit_libc.
1415 * configure: Regenerate.
1417 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
1418 * config/t-openbsd-thread: Remove commented out lines.
1420 * config/x-interix: Remove.
1422 * config/m68hc11/t-m68hc11-gas: Rename to...
1423 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
1425 * config/mcore/t-mcore: Remove T_CFLAGS.
1426 * config/mcore/t-mcore-pe: Likewise.
1428 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
1430 * configure.ac: Replace custom __GNU_SOURCE test with
1431 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
1432 * aclocal.m4: Regenerate.
1433 * configure: Regenerate.
1434 * config.in: Regenerate.
1436 2008-03-27 Richard Guenther <rguenther@suse.de>
1438 * fold-const.c (target.h): Include.
1439 (fold_comparison): Fold comparison of addresses of decls
1440 that bind locally or of constants. Consolidate address folding code.
1441 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
1442 results from fold_binary_to_constant.
1443 (compare_values_warnv): Likewise.
1445 2008-03-27 Andrew Pinski <pinskia@gmail.com>
1448 * fold-const.c (fold_truthop): Check for integeral types when folding
1449 a == 0 && b == 0 and a != 0 || b != 0 .
1451 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
1453 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
1455 2008-03-26 Andreas Schwab <schwab@suse.de>
1457 * doc/invoke.texi: Fix use of @item vs. @itemx.
1459 2008-03-26 Tom Tromey <tromey@redhat.com>
1461 * Makefile.in (build/gensupport.o, build/print-rtl.o,
1462 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
1463 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
1464 build/gencodes.o, build/genconditions.o, build/genconfig.o,
1465 build/genconstants.o, build/genemit.o, build/genextract.o,
1466 build/genflags.o, build/genmddeps.o, build/genopinit.o,
1467 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
1470 2008-03-26 Richard Guenther <rguenther@suse.de>
1473 2008-03-26 Richard Guenther <rguenther@suse.de>
1475 * fold-const.c (target.h): Include.
1476 (fold_comparison): Fold comparison of addresses of two decls
1477 that bind locally. Consolidate address folding code.
1479 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1481 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
1482 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
1483 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
1484 dconstsqrt2, dconstthird, dconste and/or dconst10.
1485 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
1486 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
1487 dconstsqrt2, dconste): Delete.
1488 (init_emit_once): Likewise. Simplify initializing dconstm1.
1490 * real.c (get_real_const): New.
1491 * real.h (dconst3, dconst10, dconstm2, dconstthird,
1492 dconstsqrt2, dconste): Delete.
1493 (real_value_const, get_real_const): New.
1495 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
1497 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
1499 * config/i386/i386.c (ix86_function_arg_boundary): Check
1500 BIGGEST_ALIGNMENT instead of 128.
1501 (setup_incoming_varargs_64): Likewise.
1503 2008-03-26 Tom Tromey <tromey@redhat.com>
1505 * Makefile.in (DEPFILES): Add missing '/'.
1507 2008-03-26 Richard Guenther <rguenther@suse.de>
1509 * fold-const.c (target.h): Include.
1510 (fold_comparison): Fold comparison of addresses of two decls
1511 that bind locally. Consolidate address folding code.
1513 2008-03-26 Nick Clifton <nickc@redhat.com>
1516 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
1517 not allow INT+INT as a legitimate addressing mode.
1519 2008-03-26 Richard Guenther <rguenther@suse.de>
1521 * tree-flow.h (widen_bitfield): Remove declaration.
1522 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
1523 (widen_bitfield): Remove function.
1524 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
1527 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1530 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
1533 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
1535 PR rtl-optimization/35232
1536 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
1537 (forget_old_reloads_1, forget_marked_reloads): Don't clear
1538 reg_reloaded_call_part_clobbered here.
1539 (reload_regs_reach_end_p): New function.
1540 (reload_reg_rtx_for_input): New variable.
1541 (reload_reg_rtx_for_output): Likewise.
1542 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
1543 when reassigning a pseudo register. Load reloadreg from
1544 reload_reg_rtx_for_input, moving the mode and register
1546 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
1547 instead of the original when deciding whether an input reload
1548 would be a no-op or whether an output reload can be deleted.
1549 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
1550 when setting up new_spill_reg_store. Load it from
1551 reload_reg_rtx_for_output, moving the mode and register
1553 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
1554 instead of the original when deciding whether an output reload
1555 would be a no-op. Do the same when modifying insn notes.
1556 Use rtx_equal_p instead of == to compare the registers.
1557 (inherit_piecemeal_p): Take a mode and two register numbers
1559 (emit_reload_insns): Clear new_spill_reg_store for every hard
1560 register in the reload register. Remove spill registers
1561 from reg_reloaded_valid before considering whether to record
1562 inheritance information for them. Use reload_reg_rtx_for_output
1563 instead of reg_rtx when recording output reloads. Use
1564 reload_reg_rtx_for_input instead of reg_rtx when recording
1565 input reloads. Set or clear reg_reloaded_call_part_clobbered
1566 at the same time as setting reg_reloaded_valid.
1567 (delete_output_reload): Add a new_reload_reg parameter and use it
1568 instead of rld[j].reg_rtx.
1569 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
1572 2008-03-25 Tom Tromey <tromey@redhat.com>
1574 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
1575 (build/genattr.o): Likewise.
1576 (build/genattrtab.o): Likewise.
1577 (build/gencodes.o): Likewise.
1578 (build/genconfig.o): Likewise.
1579 (build/genconstants.o): Likewise.
1580 (build/genemit.o): Likewise.
1581 (build/genextract.o): Likewise.
1582 (build/genflags.o): Likewise.
1584 2008-03-25 Bob Wilson <bob.wilson@acm.org>
1586 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
1587 instead of size_int for integer types.
1588 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
1589 to match type of MINUS_EXPR.
1591 2008-03-25 Tom Tromey <tromey@redhat.com>
1593 * configure: Rebuilt.
1594 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
1597 2008-03-25 Tom Tromey <tromey@redhat.com>
1599 * config/x-solaris (host-solaris.o): Update.
1600 * config/x-linux (host-linux.o): Update.
1601 * config/x-hpux (host-hpux.o): Update.
1602 * config/x-darwin (host-darwin.o): Update.
1603 * config/v850/t-v850e (v850-c.o): Update.
1604 * config/v850/t-v850 (v850-c.o): Update.
1605 * config/t-vxworks (vxworks.o): Update.
1606 * config/t-sol2 (sol2-c.o, sol2.o): Update.
1607 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
1608 * config/spu/t-spu-elf (spu-c.o): Update.
1610 * config/sh/t-symbian (sh-c.o): Update.
1611 (symbian.o): Update.
1612 * config/sh/t-sh (sh-c.o): Update.
1613 * config/score/t-score-elf (score7.o, score3.o): Update.
1614 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
1615 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
1616 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
1617 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
1619 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1620 * config/m32c/t-m32c (m32c-pragma.o): Update.
1621 * config/ia64/t-ia64 (ia64-c.o): Update.
1622 * config/i386/x-mingw32 (host-mingw32.o): Update.
1623 * config/i386/x-i386 (driver-i386.o): Update.
1624 * config/i386/x-darwin (host-i386-darwin.o): Update.
1625 * config/i386/x-cygwin (host-cygwin.o): Update.
1626 * config/i386/t-nwld (nwld.o): Update.
1627 * config/i386/t-netware (netware.o): Update.
1628 * config/i386/t-interix (winnt.o): Update.
1629 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
1630 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
1631 msformat-c.o): Update.
1632 * config/bfin/t-bfin-linux (generated_files): Add
1633 linux-sysroot-suffix.h.
1634 * config/arm/t-wince-pe (pe.o): Update.
1635 * config/arm/t-strongarm-pe (pe.o): Update.
1636 * config/arm/t-pe (pe.o): Update.
1637 * config/arm/t-arm (arm-c.o): Update.
1638 * doc/install.texi (Prerequisites): Require make 3.80.
1639 * Makefile.in: Remove .o targets.
1640 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
1641 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
1642 (simple_generated_h, simple_generated_c): Move earlier.
1643 (generated_files): New variable.
1644 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
1645 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
1646 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
1647 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
1648 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
1649 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
1650 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
1651 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
1652 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
1653 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
1654 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
1655 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
1657 (COMPILE.base, COMPILE): New variables.
1658 (%.o): New pattern rule.
1659 (ALL_HOST_OBJS): New variable.
1660 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
1661 (dummy-checksum.o, cc1-checksum.o): Remove.
1662 (DRIVER_SHLIB): New variable.
1663 (DRIVER_DEFINES): Use it.
1664 (gencondmd.c): Move out of build/.
1665 (s-conditions): Update.
1666 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
1667 (ALL_BUILD_OBJS): Likewise.
1668 (build/%.o): Use BUILDCOMPILE.
1669 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
1670 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
1671 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
1672 build/gencheck.o, build/gencodes.o, build/genconditions.o,
1673 build/genconfig.o, build/genconstants.o, build/genemit.o,
1674 build/genextract.o, build/genflags.o, build/genmddeps.o,
1675 build/genopinit.o, build/genoutput.o, build/genpeep.o,
1676 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
1677 build/gen-protos.o, build/scan.o, build/fix-header.o,
1678 build/scan-decls.o): Simplify.
1679 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
1680 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
1681 prefix.o, toplev.o): Reduce to variable setting.
1682 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
1683 ($(out_object_file), gcc-options.o): New targets.
1684 ($(ALL_HOST_OBJS)): New target. Include dependency files.
1685 * configure: Rebuilt.
1686 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
1687 * doc/sourcebuild.texi (Front End Directory): Document new variable.
1689 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
1691 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
1692 complain when we hit an error, return ERROR_MARK_NODE.
1694 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1696 * config/sh/constraints.md (Pso, Psz): New constraints.
1697 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
1698 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
1700 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1702 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
1703 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
1705 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
1707 * config/sh/sh.md (prefetch): Add condition for SH2A target.
1708 (prefetch_sh2a): New.
1710 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1711 Naveen.H.S <naveen.hs@kpitcummins.com>
1713 * config/sh/constraints.md (I28): New constraint.
1714 * config/sh/sh.c (broken_move): Add support for movi20s.
1715 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
1717 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
1718 Jayant Sonar <Jayant.sonar@kpitcummins.com>
1719 Naveen.H.S <naveen.hs@kpitcummins.com>
1721 * config/sh/sh.c (SH_ATTRIBUTES): Define.
1722 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1723 (print_operand): Handle resbank in %@ operand code.
1724 (sh_encode_section_info): New.
1725 (push_regs): Add conditions for resbank.
1726 (sh_expand_epilogue): Likewise.
1727 (sh_insert_attributes): Likewise.
1728 (sh_attribute_table): Likewise.
1729 (sh_handle_resbank_handler_attribute): New.
1730 (sh2a_handle_function_vector_handler_attribute): New.
1731 (sh2a_is_function_vector_call): New.
1732 (sh2a_get_function_vector_number): New.
1733 (sh2a_function_vector_p): New.
1734 (sh_cfun_resbank_handler_p): New.
1735 * config/sh/sh.md (calli): Emit jsr/n if possible.
1736 (calli_tbr_rel): New.
1737 (calli_pcrel): Emit jsr/n if possible.
1738 (return_i): Emit rts/n if possible.
1739 (call_valuei_tbr_rel): New.
1740 (call_valuei_pcrel): Add condition for SH2A target.
1741 (call_value): Likewise.
1742 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
1743 (sh2a_get_function_vector_number): Likewise.
1744 (sh2a_is_function_vector_call): Likewise.
1745 * doc/extend.texi: Document TBR relative addressing of SH2A.
1746 (resbank): Add description for SH2A.
1748 2008-03-24 Richard Guenther <rguenther@suse.de>
1751 * gimplify.c (gimplify_modify_expr): For frontend type-correct
1752 pointer assignments change conversions according to middle-end rules.
1753 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
1754 * configure.ac: Include type checking in yes.
1755 * configure: Regenerate.
1757 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1759 * diagnostic.c (diagnostic_count_diagnostic): Delete.
1760 (diagnostic_report_diagnostic): Update. Handle ICEs here.
1762 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
1764 * gthr-vxworks.h (UNUSED): Define.
1766 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
1768 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
1770 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
1772 * doc/extend.texi (Function Attributes): Add missing comma in the
1773 example of the "alloc_size" attribute.
1775 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
1778 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
1780 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1783 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1786 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1787 of the underlying type of a MS bitfield layout to the natural
1788 alignment of the type.
1790 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1792 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1793 to their natural alignment to avoid store forwarding stalls.
1795 2008-03-22 Richard Guenther <rguenther@suse.de>
1797 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
1798 For PHI nodes verify the address is invariant.
1799 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
1800 (get_symbol_constant_value): Use is_gimple_min_invariant.
1801 (maybe_fold_stmt_indirect): Likewise.
1803 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
1805 PR rtl-optimization/33927
1806 * Makefile.in (dse.o): Depend on $(TM_P_H).
1807 * expr.h (extract_low_bits): Declare.
1808 * expmed.c (extract_low_bits): New function.
1809 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
1810 * dse.c: Include tm_p.h.
1811 (find_shift_sequence): Remove the read_reg argument and return the
1812 read value. Emit the instructions instead of returning them.
1813 Iterate on new_mode rather than calculating it each time.
1814 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
1815 source to NEW_MODE and extract_low_bits to convert the shifted
1817 (replace_read): Allow the load and store to have different mode
1818 classes. Use extract_low_bits when SHIFT == 0. Create the shift
1819 or extraction instructions before trying the replacement. Update
1820 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
1822 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
1824 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
1825 to their natural alignment to avoid store forwarding stalls.
1827 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
1830 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
1831 encouraging but not allowing gprs for input;
1832 change the input constraint to !f#r.
1833 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
1835 change the output constraint to !f#r.
1837 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
1840 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
1841 corresponding post-reload splitters.
1842 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
1843 when x87 FP math is selected.
1844 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
1845 New function prototype.
1846 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
1847 unreachable function to ease macroization of insn patterns.
1849 2008-03-21 Martin Jambor <mjambor@suse.cz>
1851 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
1852 reference dumps if ddr is NULL or dependence is unknown.
1854 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1856 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
1857 unsigned extension into account.
1858 (ATOMIC_COMPARE_AND_SWAP): Likewise.
1859 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
1860 Do computations on a scratch register.
1862 2008-03-21 Richard Guenther <rguenther@suse.de>
1864 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1865 Use is_gimple_min_invariant instead of TREE_INVARIANT.
1866 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
1867 * tree-ssa-dom.c (record_equality): Likewise.
1868 * tree-inline.c (copy_body_r): Likewise.
1869 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
1872 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
1874 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
1875 as 'delete_unused' argument.
1877 2008-03-20 Richard Guenther <rguenther@suse.de>
1879 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1880 special casing of constant qualifiers.
1881 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
1882 care about them in general.
1883 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
1884 regardless of their type.
1885 (fold_stmt_r): Forcefully fold *& if we end up with that.
1887 2008-03-20 Paul Brook <paul@codesourcery.com>
1889 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
1890 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
1892 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
1894 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
1895 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
1897 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
1899 * common.opt (Wmudflap): New option.
1900 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
1901 (mx_register_decls): Likewise.
1902 (mudflap_finish_file): Likewise.
1903 * doc/invoke.texi: Document -Wno-mudflap.
1905 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
1907 * c-format.c (replace_format_name_to_system_name): New.
1909 (convert_format_name_to_system_name): New.
1910 (decode_format_attr): Add use of convert_format_name_to_system_name.
1911 (format_types_orig): Add gnu_ prefix to names.
1912 (check_format_info_main): Special treating of \0 escaped names for
1913 supporting multi-character format specifiers as I32, I64.
1914 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
1915 (gnu_target_overrides_format_attributes): New.
1916 * c-format.h: Add structure target_ovr_attr to hold
1917 system specific formatter names.
1918 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
1919 msformat-c.o file to c_target_objs and cxx_target_objs.
1920 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1921 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
1922 (TARGET_N_FORMAT_TYPES): New.
1923 * config/i386/msformat-c.c: New.
1924 * config/i386/t-cygming: Add build rule for msformat-c.o.
1925 * doc/extend.texi: Add new format names gnu_* and ms_* and
1927 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
1929 2008-03-20 Ira Rosen <irar@il.ibm.com>
1931 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
1932 optimizations turned on under -O3.
1933 (ftree-vectorize): Add that the flag is turned on with -O3.
1935 2008-03-20 Ben Elliston <bje@au.ibm.com>
1937 * regmove.c (try_auto_increment): Fix spelling error in comment.
1938 * final.c (final_scan_insn): Likewise.
1940 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
1943 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
1944 allocator preferences for "y" and "r" class registers.
1945 ("*mov<mode>_internal"): Ditto.
1946 ("*movv2sf_internal_rex64"): Ditto.
1947 ("*movv2sf_internal"): Ditto.
1949 2008-03-19 Michael Matz <matz@suse.de>
1952 * calls.c (expand_call): Check overlap of arguments with call
1953 address for sibcalls.
1955 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
1958 * stor-layout.c (update_alignment_for_field): Set minimum alignment
1959 of the underlying type of a MS bitfield layout to the natural
1960 alignment of the type.
1962 2008-03-19 Jan Hubicka <jh@suse.cz>
1965 * toplev.c (decode_d_option): Handle all CPP flags.
1966 * tree-vrp.c: Update tree_pass descriptors.
1967 * regrename.c: Update tree_pass descriptors.
1968 * fwprop.c: Update tree_pass descriptors.
1969 * doc/invoke.texi: Remove documentation of dropped -d? flags.
1970 * tree-into-ssa.c: Update tree_pass descriptors.
1971 * tree-dump.c: Update tree_pass descriptors.
1972 * tree-complex.c: Update tree_pass descriptors.
1973 * tree-dump.h: Update tree_pass descriptors.
1974 * see.c: Update tree_pass descriptors.
1975 * cgraphbuild.c: Update tree_pass descriptors.
1976 * tracer.c: Update tree_pass descriptors.
1977 * tree-loop-distribution.c: Update tree_pass descriptors.
1978 * cgraph.c: Update tree_pass descriptors.
1979 * postreload-gcse.c: Update tree_pass descriptors.
1980 * postreload.c: Update tree_pass descriptors.
1981 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
1982 * tree-tailcall.c: Update tree_pass descriptors.
1983 * tree-pass.h (tree_opt_pass): Rename to ...
1984 (opt_pass) ... this one; add "type" field and remove letter field.
1985 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
1986 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
1987 all_lowering_passes): Update declaration.
1988 * ipa-cp.c: Update tree_pass descriptors.
1989 * final.c: Update tree_pass descriptors.
1990 * omp-low.c: Update tree_pass descriptors.
1991 * tree-ssa-dse.c: Update tree_pass descriptors.
1992 * ipa-reference.c: Update tree_pass descriptors.
1993 * tree-ssa-uncprop.c: Update tree_pass descriptors.
1994 * auto-inc-dec.c: Update tree_pass descriptors.
1995 * reorg.c: Update tree_pass descriptors.
1996 * cgraphunit.c: Update tree_pass descriptors.
1997 * tree-ssa-copyrename.c: Update tree_pass descriptors.
1998 * tree-ssa-ccp.c: Update tree_pass descriptors.
1999 * df-core.c: Update tree_pass descriptors.
2000 * mode-switching.c: Update tree_pass descriptors.
2001 * tree-nomudflap.c: Update tree_pass descriptors.
2002 * modulo-sched.c: Update tree_pass descriptors.
2003 * ipa-pure-const.c: Update tree_pass descriptors.
2004 * cse.c: Update tree_pass descriptors.
2005 * web.c: Update tree_pass descriptors.
2006 * tree-stdarg.c: Update tree_pass descriptors.
2007 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2008 * tree-ssa-dom.c: Update tree_pass descriptors.
2009 * tree-nrv.c: Update tree_pass descriptors.
2010 * tree-ssa-alias.c: Update tree_pass descriptors.
2011 * loop-init.c: Update tree_pass descriptors.
2012 * gimple-low.c: Update tree_pass descriptors.
2013 * ipa-inline.c: Update tree_pass descriptors.
2014 * tree-ssa-sink.c: Update tree_pass descriptors.
2015 * global.c: Update tree_pass descriptors.
2016 * ifcvt.c: Update tree_pass descriptors.
2017 * jump.c: Update tree_pass descriptors.
2018 * predict.c: Update tree_pass descriptors.
2019 * tree-ssa-loop.c: Update tree_pass descriptors.
2020 * recog.c: Update tree_pass descriptors.
2021 * dse.c: Update tree_pass descriptors.
2022 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2023 * tree-eh.c: Update tree_pass descriptors.
2024 * regmove.c: Update tree_pass descriptors.
2026 * function.c: Update tree_pass descriptors.
2027 * tree-vectorizer.c: Update tree_pass descriptors.
2028 * gcse.c: Update tree_pass descriptors.
2029 * ipa-type-escape.c: Update tree_pass descriptors.
2030 * tree-if-conv.c: Update tree_pass descriptors.
2031 * init-regs.c: Update tree_pass descriptors.
2032 * ipa.c: Update tree_pass descriptors.
2033 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2034 * rtl-factoring.c: Update tree_pass descriptors.
2035 * lower-subreg.c: Update tree_pass descriptors.
2036 * bt-load.c: Update tree_pass descriptors.
2037 * tree-dfa.c: Update tree_pass descriptors.
2038 * except.c: Update tree_pass descriptors.
2039 * emit-rtl.c: Update tree_pass descriptors.
2040 * cfgexpand.c: Update tree_pass descriptors.
2041 * tree-cfgcleanup.c: Update tree_pass descriptors.
2042 * cfgcleanup.c: Update tree_pass descriptors.
2043 * tree-ssa-pre.c: Update tree_pass descriptors.
2044 * tree-sra.c: Update tree_pass descriptors.
2045 * tree-mudflap.c: Update tree_pass descriptors.
2046 * tree-ssa-copy.c: Update tree_pass descriptors.
2047 * cfglayout.c: Update tree_pass descriptors.
2048 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2049 * tree-ssa-dce.c: Update tree_pass descriptors.
2050 * tree-ssa.c: Update tree_pass descriptors.
2051 * regclass.c: Update tree_pass descriptors.
2052 * integrate.c: Update tree_pass descriptors.
2053 * tree-optimize.c: Update tree_pass descriptors.
2054 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2055 * tree-object-size.c: Update tree_pass descriptors.
2056 * combine.c: Update tree_pass descriptors.
2057 * tree-outof-ssa.c: Update tree_pass descriptors.
2058 * bb-reorder.c: Update tree_pass descriptors.
2059 * stack-ptr-mod.c: Update tree_pass descriptors.
2060 * var-tracking.c: Update tree_pass descriptors.
2061 * tree-profile.c: Update tree_pass descriptors.
2062 * tree-vect-generic.c: Update tree_pass descriptors.
2063 * reg-stack.c: Update tree_pass descriptors.
2064 * sched-rgn.c: Update tree_pass descriptors.
2065 * tree-ssa-structalias.c: Update tree_pass descriptors.
2066 * tree-cfg.c: Update tree_pass descriptors.
2067 * passes.c (current_pass): Update declaration.
2068 (finish_optimization_passes): Update.
2069 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2070 (register_one_dump_file, register_dump_files_1, next_pass_1):
2072 (init_optimization_passes): Update handling of new types.
2073 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2074 * ipa-struct-reorg.c: Update tree_pass descriptors.
2075 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2076 * combine-stack-adj.c: Update tree_pass descriptors.
2077 * cfgrtl.c: Update tree_pass descriptors.
2078 * dce.c: Update tree_pass descriptors.
2079 * tree-ssanames.c: Update tree_pass descriptors.
2081 2008-03-19 Richard Guenther <rguenther@suse.de>
2084 * tree-ssa.c (walk_data): New structure.
2085 (warn_uninitialized_var): If not always_executed warn with "maybe"
2087 (execute_early_warn_uninitialized): Compute post-dominators.
2088 Initialize always_executed before processing each basic block.
2090 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2093 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2094 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2096 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2098 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2100 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2102 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2104 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2105 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2106 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2107 target after ignore has been set, and move there also the commputation
2108 of subtarget and original_target.
2109 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2110 (LANG_HOOKS_INITIALIZER): Remove it.
2111 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2113 2008-03-18 Richard Guenther <rguenther@suse.de>
2115 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2116 found an expression with constants, note that in the VN for the lhs.
2117 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2118 fold them to constants if possible. Run cleanup_cfg if done so.
2119 (execute_pre): Return todo.
2121 (execute_fre): Likewise.
2122 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2124 (get_prop_source_stmt): Look through pointer conversions.
2126 2008-03-18 Jan Hubicka <jh@suse.cz>
2128 * tree-pretty-print.c: Include predict.h.
2129 (dump_generic_node): Dump predictor.
2130 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2131 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2132 * gimple-low.c (lower_stmt): Likewise.
2133 * expr.c (expand_expr_real): Likewise.
2134 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2136 (build_predict_expr, build_predict_expr): New.
2137 * predict.h (predictor_name, build_predict_expr): Update.
2138 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2139 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2140 * predict.def (PRED_CONTINUE): Update hitrate.
2141 * tree.def (PREDICT_EXPR): Define.
2142 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2143 do not handle BIND_EXPR.
2144 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2145 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2146 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2149 2008-03-18 Michael Matz <matz@suse.de>
2151 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2153 2008-03-18 Richard Guenther <rguenther@suse.de>
2155 * tree-gimple.h (is_gimple_invariant_address): Declare.
2156 (is_gimple_constant): Likewise.
2157 * tree-gimple.c (is_gimple_constant): New function.
2158 (is_gimple_invariant_address): Likewise.
2159 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2160 and is_gimple_invariant_address.
2161 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2163 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2164 an addressable base.
2166 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2169 * gimplify.c (gimplify_expr): Gimplify second operand of
2172 2008-03-17 Richard Guenther <rguenther@suse.de>
2174 PR tree-optimization/19637
2175 * fold-const.c (fold_unary): Remove restrictions of removing
2176 intermediate pointer-conversions (P2)(P1)P0.
2177 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2178 conversion to void pointer.
2179 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2181 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2184 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2185 emulated thread local variables.
2187 2008-03-16 Richard Guenther <rguenther@suse.de>
2190 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2191 expand TREE_INVARIANT operations that are not gimple invariant.
2193 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2195 * doc/extend.texi (Alignment): Say that the ABI controls
2196 the __alignof__ for non-strict-alignment targets rather
2197 than being a recommendation.
2199 2008-03-15 Paul Brook <paul@codesourcery.com>
2201 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2203 (arm_output_fn_unwind): Mark functions that can not be unwound.
2205 2008-03-15 Paul Brook <paul@codesourcery.com>
2207 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2208 extension instructions.
2210 2008-03-15 Richard Guenther <rguenther@suse.de>
2212 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2213 and fold constant aggregate refs.
2214 (fold_const_aggregate_ref): Handle string constants
2215 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2216 (evaluate_stmt): Simplify now that ccp_fold folds constant
2219 2008-03-15 Paul Brook <paul@codesourcery.com>
2221 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2222 (extzv): Use gen_extzv_t2.
2223 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2225 2008-03-15 Richard Guenther <rguenther@suse.de>
2227 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2228 (fold_const_aggregate_ref): Likewise.
2229 (get_value): Return NULL if we don't have any values.
2230 (ccp_finalize): Set const_val to NULL after freeing it.
2231 * tree-flow.h (get_symbol_constant_value): Declare.
2232 (fold_const_aggregate_ref): Likewise.
2233 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2235 2008-03-15 Richard Guenther <rguenther@suse.de>
2238 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2239 to not produce negative array indices if not allowed. Add
2240 parameter to indicate that.
2241 (maybe_fold_offset_to_component_ref): Allow negative array
2242 indices only for the first member of a structure.
2243 (maybe_fold_offset_to_reference): Allow negative array indices.
2244 (maybe_fold_stmt_addition): Likewise.
2246 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2247 Anatoly Sokolov <aesok@post.ru>
2249 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
2250 (avr_arch): Add ARCH_AVR6.
2251 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2252 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2253 instead of fixed value 2.
2254 (print_operand_address): Use gs() asm specifier instead of pm().
2255 (avr_assemble_integer): (Ditto.).
2256 (avr_output_addr_vec_elt): (Ditto.).
2257 (print_operand): Handle "!" code.
2258 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2259 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2260 (AVR_HAVE_EIJMP_EICALL): Define.
2261 (AVR_3_BYTE_PC): Redefine.
2262 (AVR_2_BYTE_PC): (Ditto.).
2263 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2264 (LINK_SPEC): Add atmega2560 and atmega2561.
2265 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2267 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
2268 for 3 byte PC devices.
2269 (call_value_insn): (Ditto.).
2270 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2271 (indirect_jump): Use only for for 2 byte PC devices.
2272 (*tablejump): (Ditto.).
2273 (*indirect_jump_avr6): Add insn.
2274 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2275 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
2276 instead of ijmp for 3 byte PC devices.
2277 (__tablejump2__): (Ditto.).
2278 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2279 (MULITLIB_DIRNAMES): (Ditto.).
2280 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2282 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2284 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2285 "sse2_umulsidi3". Use V1DI mode for operand 0.
2286 ("mmx_psadbw"): Use V1DI mode for operand 0.
2287 * config/i386/i386-modes.def (V1SI): New vector mode.
2288 * config/i386/i386.c (struct builtin_description)
2289 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2290 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2291 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2292 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2293 v1di_ftype_v8qi_v8qi type.
2294 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2296 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2297 __builtin_ia32_pmuludq]: Fix the mode of return value.
2299 2008-03-15 Richard Guenther <rguenther@suse.de>
2302 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2305 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2307 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2308 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2309 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2310 unless TARGET_SERIALIZE_VOLATILE is enabled.
2311 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2312 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2313 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2315 2008-03-14 Richard Guenther <rguenther@suse.de>
2317 PR tree-optimization/34172
2318 * tree-flow.h (refs_may_alias_p): Declare.
2319 (get_single_def_stmt): Likewise.
2320 (get_single_def_stmt_from_phi): Likewise.
2321 (get_single_def_stmt_with_phi): Likewise.
2322 * tree-dfa.c (refs_may_alias_p): New function.
2323 (get_single_def_stmt): Likewise.
2324 (get_single_def_stmt_from_phi): Likewise.
2325 (get_single_def_stmt_with_phi): Likewise.
2326 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2327 (vn_reference_lookup_1): New helper function.
2328 (vn_reference_lookup): Walk the virtual use-def chain to
2329 continue searching for a match if the def does not alias the
2330 reference we are looking for.
2332 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2334 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2335 archive and Perzl. Update The Written Word listing.
2337 2008-03-14 Richard Guenther <rguenther@suse.de>
2339 PR tree-optimization/34043
2340 PR tree-optimization/33989
2341 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2343 (bitmap_find_leader): Use extra argument to verify dominance
2344 relationship inside a basic-block.
2345 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2346 (find_leader_in_sets): Adjust.
2347 (create_component_ref_by_pieces): Take extra argument for
2348 dominance check, handle lookup failures.
2349 (find_or_generate_expression): Likewise.
2350 (create_expression_by_pieces): Likewise.
2351 (insert_into_preds_of_block): Adjust.
2352 (create_value_expr_from): If asked for, verify all operands
2353 are in the blocks AVAIL_OUT set.
2354 (make_values_for_stmt): Check for SSA_NAMEs that are life
2355 over an abnormal edge.
2356 (compute_avail): Remove such check.
2357 (do_SCCVN_insertion): New function.
2358 (eliminate): If we do not find a leader suitable for replacement
2359 insert a replacement expression from SCCVN if available.
2360 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2361 (struct vn_ssa_aux): Add needs_insertion flag.
2362 * tree-ssa-sccvn.c (may_insert): New global flag.
2363 (copy_reference_ops_from_ref): Value-number union member access
2364 based on its size, not type and member if insertion is allowed.
2365 (visit_reference_op_load): For a weak match from union type
2366 punning lookup a view-converted value and insert a SSA_NAME
2367 for that value if that is not found.
2368 (visit_use): Make dumps shorter. Do not disallow value numbering
2369 SSA_NAMEs that are life over an abnormal edge to constants.
2370 (free_scc_vn): Release inserted SSA_NAMEs.
2371 (run_scc_vn): New flag to specify whether insertion is allowed.
2372 Process SSA_NAMEs in forward order.
2373 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2374 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2375 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2376 pointer type to/from integral types that do not change the
2377 precision to regular conversions.
2379 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2381 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2382 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2383 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2384 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2385 input arguments and the mode of return value. Built-in functions
2386 that operate on whole 64-bit MMX register now use V1DI mode.
2388 2008-03-13 Alon Dayan <alond@il.ibm.com>
2389 Olga Golovanevsky <olga@il.ibm.com>
2391 PR tree-optimization/35041
2392 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2393 to locate the right position in a statement.
2395 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2399 * config/i386/xmmintrin.h: Change all static inline functions to
2400 extern inline and add __gnu_inline__ attribute.
2401 * config/i386/bmintrin.h: Ditto.
2402 * config/i386/smmintrin.h: Ditto.
2403 * config/i386/tmmintrin.h: Ditto.
2404 * config/i386/mmintrin-common.h: Ditto.
2405 * config/i386/ammintrin.h: Ditto.
2406 * config/i386/emmintrin.h: Ditto.
2407 * config/i386/pmmintrin.h: Ditto.
2408 * config/i386/mmintrin.h: Ditto.
2409 * config/i386/mm3dnow.h: Ditto.
2411 2008-03-13 Jakub Jelinek <jakub@redhat.com>
2414 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
2415 (lower_omp_2): New function.
2416 (lower_omp_1, lower_omp): Rewritten.
2418 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
2421 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
2422 with the phrase "Microsoft Windows compilers".
2423 (Push/Pop Macro Pragmas): New subsection. Document
2424 #pragma push_macro and pragma pop_macro.
2426 2008-03-12 Paul Brook <paul@codesourcery.com>
2428 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
2430 2008-03-12 Paul Brook <paul@codesourcery.com>
2432 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
2433 (thumb2_alusi3_short): Exclude PLUS and MINUS.
2434 (thumb2_addsi_shortim): Rename ...
2435 (thumb2_addsi_short): ... to this. Allow register operands.
2436 (thumb2_subsi_short): New pattern.
2437 (thumb2_one_cmplsi2_short,
2438 thumb2_negsi2_short): New patterns and peepholes.
2440 2008-03-12 Paul Brook <paul@codesourcery.com>
2442 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
2444 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
2446 * config/i386/i386.md (int_cond): New code iterator.
2448 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
2449 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
2450 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
2451 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
2452 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
2453 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
2454 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
2455 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
2457 2008-03-12 Paul Brook <paul@codesourcery.com>
2459 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
2460 instead of {arm,thumb}_compute_save_reg_mask.
2461 (output_return_instruction): Ditto.
2462 (thumb_unexpanded_epilogue): Ditto.
2463 (thumb1_expand_prologue): Ditto.
2464 (thumb1_output_function_prologue): Ditto.
2465 (arm_set_return_address): Ditto.
2466 (thumb_set_return_address): Ditto.
2467 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
2468 regs to achieve stack alignment.
2469 (thumb1_compute_save_reg_mask): Fix compiler warning.
2470 (arm_output_epilogue): Use offsets->saved_regs_mask.
2471 Adjust stack pointer by poping call clobered registers.
2472 (arm_expand_prologue): Use offsets->saved_regs_mask.
2473 Adjust stack pointer by pushing extra registers.
2474 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
2476 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
2479 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
2480 conversion to the operands of a multiplication.
2482 2008-03-12 Richard Guenther <rguenther@suse.de>
2484 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
2485 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
2486 * timevar.def (TV_TREE_PHIPROP): Add.
2487 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
2488 pass description. Use TV_TREE_PHIPROP.
2489 * tree-ssa-forwprop.c: Remove phiprop code.
2491 2008-03-12 Jakub Jelinek <jakub@redhat.com>
2494 * omp-low.c (maybe_lookup_decl): Constify first argument.
2495 (use_pointer_for_field): Change last argument from bool to
2496 omp_context *. Disallow shared copy-in/out in nested
2497 parallel if decl is shared in outer parallel too.
2498 (build_outer_var_ref, scan_sharing_clauses,
2499 lower_rec_input_clauses, lower_copyprivate_clauses,
2500 lower_send_clauses, lower_send_shared_vars): Adjust callers.
2502 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
2503 Ira Rosen <irar@il.ibm.com>
2505 * tree-vectorizer.c (free_stmt_vec_info): New function.
2506 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
2507 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
2508 * tree-vectorizer.h (free_stmt_vec_info): Declare.
2509 * tree-vect-transform.c (vectorizable_conversion): Free
2510 vec_oprnds0 if it was allocated.
2511 (vect_permute_store_chain): Remove unused VECs.
2512 (vectorizable_store): Free VECs that are allocated in the..
2514 (vect_transform_strided_load, vectorizable_load): Likewise.
2515 (vect_remove_stores): Simplify the code.
2516 (vect_transform_loop): Move code to vect_remove_stores().
2517 Call vect_remove_stores() and free_stmt_vec_info().
2519 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2521 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
2522 TARGET_HPUX. Revise comment.
2523 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
2524 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
2525 Use sr4 variant of `be' instruction when not generating PIC code.
2526 (attr_length_call): Adjust for above change.
2528 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2530 * ipa-reference.c (static_execute): Remove module_statics_const and
2531 associated setting code.
2533 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
2537 predicate for operand 1.
2538 (paritysi2_cmp): Use register_operand predicate for operand 2.
2539 Use earlyclobber modifier for operand 1. Remove support for
2541 (paritydi2_cmp): Use register_operand predicate for operand 3.
2542 Use earlyclobber modifier for operand 1. Remove support for
2545 2008-03-11 Paul Brook <paul@codesourcery.com>
2546 Vladimir Prus <vladimir@codesourcery.com>
2548 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
2549 (arm_compute_save_reg0_reg12_mask): Always
2550 check if register 11 must be saved. Always safe hard frame pointer
2551 when frame_pointer_needeed.
2552 (arm_compute_save_reg_mask): Save IP and PC
2553 only with apcs frames.
2554 (arm_output_epilogue): Adjust Thumb2 codepath to
2555 be also invoked and work for ARM non-apcs frames.
2556 (arm_expand_prologue): Don't bother saving IP
2557 for non-apcs frame, since it's not clobbered by
2558 prologue code. Implement non-apcs frame
2561 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2563 PR rtl-optimization/35281
2564 * expr.c (convert_move): Use a new pseudo for the intermediate
2565 from_mode->word_mode result.
2567 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
2569 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
2570 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
2571 * toplev.c (compile_file): Don't call it.
2573 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
2576 * expr.c (store_expr): Call emit_block_move if the mode
2577 of "temp" RTX is BLKmode.
2579 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2580 Richard Guenther <rguenther@suse.de>
2582 PR tree-optimization/31358
2583 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
2584 the step with a NULL_TREE.
2585 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
2586 to sizetype if type is a pointer type.
2587 (add_candidate_1): Don't convert the base and step to
2588 the generic type if the orginal type is a pointer type.
2589 (add_iv_value_candidates): Use sizetype for the step
2590 if type is a pointer type.
2591 (cand_value_at): Likewise.
2592 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
2594 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
2595 Don't convert the tem affine to the type.
2596 (add_elt_to_tree): Use sizetype for the step if a pointer.
2597 Use POINTER_PLUS_EXPR for pointers.
2598 (aff_combination_to_tree): Use sizetype for the step if a
2601 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
2603 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
2604 Remove commutativity hint.
2606 2008-03-10 Jakub Jelinek <jakub@redhat.com>
2610 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
2611 errorneous type. Check that v is a VAR_DECL.
2614 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
2616 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
2618 PR tree-optimization/35494
2619 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
2620 may be overriden at link and run time.
2622 2008-03-10 Richard Guenther <rguenther@suse.de>
2624 PR tree-optimization/34677
2625 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
2626 (poolify_tree): Likewise.
2627 (modify_expr_template): Likewise.
2628 (poolify_modify_stmt): Likewise.
2629 (insert_fake_stores): Handle all component-ref style stores
2630 in addition to INDIRECT_REF. Also handle complex types.
2631 Do not poolify the inserted load.
2632 (realify_fake_stores): Do not rebuild the tree but only
2633 make it a SSA_NAME copy.
2634 (init_pre): Remove initialzation of modify_expr_template.
2635 Do not allocate modify_expr_node_pool.
2636 (fini_pre): Do not free modify_expr_node_pool.
2638 2008-03-10 Paul Brook <paul@codesourcery.com>
2640 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
2643 2008-03-10 Paul Brook <paul@codesourcery.com>
2644 Mark Shinwell <shinwell@codesourcery.com>
2646 * config/arm/cortex-r4.md: New.
2647 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
2649 * config/arm/arm.md: Include cortex-r4.md.
2650 (insn): Add smmls, sdiv and udiv values.
2651 (generic_sched): Don't use generic scheduling for Cortex-R4.
2652 (arm_issue_rate): New function.
2653 (TARGET_SCHED_ISSUE_RATE): Define.
2655 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
2657 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
2659 2008-03-10 Richard Guenther <rguenther@suse.de>
2661 * tree-ssa-pre.c (get_sccvn_value): Simplify.
2662 (compute_avail): Do not add stmt uses to AVAIL_OUT.
2664 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
2666 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
2667 Set default to true.
2669 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2671 * c.opt (Wsynth): Deprecate.
2672 * doc/invoke.texi (Option Summary, Warning Options): Document
2673 -Wno-format-contains-nul.
2675 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
2678 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
2679 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
2681 2008-03-09 Ira Rosen <irar@il.ibm.com>
2683 * config/rs6000/rs6000.c (builtin_description): Rename vector
2684 left shift operations.
2685 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
2686 (altivec_vsl<VI_char>): Rename to ...
2687 (ashl<mode>3): ... new name.
2688 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
2690 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
2692 2008-03-08 Richard Guenther <rguenther@suse.de>
2694 * coverage.h (tree_coverage_counter_addr): Declare.
2695 * coverage.c (tree_coverage_counter_addr): New function.
2696 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
2698 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
2699 (tree_gen_one_value_profiler): Likewise.
2700 (tree_gen_ic_profiler): Likewise.
2701 (tree_gen_average_profiler): Likewise.
2702 (tree_gen_ior_profiler): Likewise.
2704 2008-03-08 Richard Guenther <rguenther@suse.de>
2706 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
2707 (vn_binary_op_insert): Likewise.
2708 (vn_unary_op_lookup): Likewise.
2709 (vn_unary_op_insert): Likewise.
2710 (vn_nary_op_lookup): Declare.
2711 (vn_nary_op_insert): Likewise.
2712 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
2713 and binary hashes, use a single obstack for unary_op_pool
2715 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
2716 a single struct vn_nary_op_s. Store tree code length and
2717 a variable number of operands.
2718 (struct vn_reference_op_struct): Remove unused op2.
2719 (vn_reference_op_eq): Do not compare op2.
2720 (vn_reference_op_compute_hash): Do not compute hash of op2.
2721 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
2722 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
2723 with vn_nary_op_compute_hash.
2724 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
2725 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
2727 (vn_unary_op_insert, vn_binary_op_insert): Replace with
2729 (visit_unary_op): Call nary functions.
2730 (visit_binary_op): Likewise.
2731 (process_scc): Adjust for struct vn_tables_s changes.
2732 (allocate_vn_table): Likewise.
2733 (free_vn_table): Likewise.
2734 * tree-vn.c (vn_add): Call nary functions.
2735 (vn_lookup): Likewise.
2737 2008-03-08 Jakub Jelinek <jakub@redhat.com>
2740 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
2741 wdst back after sync_compare_and_swapqhi_internal.
2743 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
2746 * config/i386/i386-modes.def (V1DI): New vector mode.
2747 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
2748 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
2749 (MMXMODE248): Ditto.
2750 (MMXMODE): Add V1DI mode.
2751 (mmxvecsize): Change DI mode to V1DI mode.
2752 ("mov<mode>): Use MMXMODEI8 mode iterator.
2753 ("*mov<mode>_internal_rex64"): Ditto.
2754 ("*mov<mode>_internal"): Ditto.
2755 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
2756 ("mmx_sub<mode>3"): Ditto.
2757 ("mmx_adddi3"): Remove insn pattern.
2758 ("mmx_subdi3"): Ditto.
2759 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
2760 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
2761 ("mmx_ashl<mode>3"): Ditto.
2762 ("mmx_lshrdi3"): Remove insn pattern.
2763 ("mmx_ashldi3"): Ditto.
2764 * config/i386/i386.c (classify_argument): Handle V1DImode.
2765 (function_arg_advance_32): Ditto.
2766 (function_arg_32): Ditto.
2767 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
2768 mmx_addv1di3 insn pattern.
2769 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
2770 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
2771 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
2772 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
2773 Remove definitions of built-in functions.
2774 (V1DI_type_node): New node.
2775 (v1di_ftype_v1di_int): Ditto.
2776 (v1di_ftype_v1di_v1di): Ditto.
2777 (v2si_ftype_v2si_si): Ditto.
2778 (v4hi_ftype_v4hi_di): Remove node.
2779 (v2si_ftype_v2si_di): Ditto.
2780 (ix86_init_mmx_sse_builtins): Handle V1DImode.
2781 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
2782 Redefine builtins using def_builtin_const with *_ftype_*_int node.
2783 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
2784 Add new builtins using def_builtin_const.
2785 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
2786 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
2787 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
2788 * config/i386/mmintrin.h (__v1di): New typedef.
2789 (_mm_add_si64): Cast arguments to __v1di type.
2790 (_mm_sub_si64): Ditto.
2791 (_mm_sll_pi16): Cast __count to __v4hi type.
2792 (_mm_sll_pi32): Cast __count to __v2si type.
2793 (_mm_sll_si64): Cast arguments to __v1di type.
2794 (_mm_srl_pi16): Cast __count to __v4hi type.
2795 (_mm_srl_pi32): Cast __count to __v2si type.
2796 (_mm_srl_si64): Cast arguments to __v1di type.
2797 (_mm_sra_pi16): Cast __count to __v4hi type.
2798 (_mm_sra_pi32): Cast __count to __v2si type.
2799 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
2800 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
2801 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
2802 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
2803 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
2804 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
2805 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
2806 (_mm_srai_pi32): Use __builtin_ia32_psradi.
2807 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
2808 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2809 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2810 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
2812 2008-03-07 Joseph Myers <joseph@codesourcery.com>
2814 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
2816 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
2819 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
2820 reg+const addressing for Altivec modes. Don't generate reg+reg
2821 addressing for TFmode or TDmode quantities.
2823 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
2825 * c-common.c (vector_types_convertible_p): Call langhook
2826 instead of comptypes.
2828 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2831 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
2832 integral and scalar float variables which have a
2835 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
2837 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
2838 dwarf_register_span hook when emitting unwind information for
2839 register-to-memory saves.
2840 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
2841 (rs6000_frame_related): Remove call to spe_synthesize_frame.
2843 2008-03-06 Jakub Jelinek <jakub@redhat.com>
2845 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
2846 for the same VAR_DECL.
2848 2008-03-06 Tom Tromey <tromey@redhat.com>
2851 * doc/standards.texi (Standards): Don't mention treelang.
2852 * doc/invoke.texi (Overall Options): Don't mention treelang.
2853 * doc/install.texi (Prerequisites): Don't mention bison or
2855 (Configuration): Don't mention treelang.
2856 (Building): Likewise.
2857 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
2859 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
2861 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
2862 word-extractions out of a multi-word object.
2864 2008-03-06 Richard Guenther <rguenther@suse.de>
2866 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
2867 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
2868 result type and precision.
2869 * expr.c (get_inner_reference): Set unsignedp based on the result
2870 type of BIT_FIELD_REF.
2871 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
2872 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
2873 (try_instantiate_multiple_fields): Likewise. Use the correct type
2875 (sra_build_assignment): Likewise.
2876 (sra_build_elt_assignment): Likewise.
2877 (sra_explode_bitfield_assignment): Likewise.
2878 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
2879 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
2880 set BIT_FIELD_REF_UNSIGNED.
2881 (vectorizable_load): Likewise.
2883 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
2885 * cse.c (cse_extended_basic_block): Invalidate artificial defs
2888 2008-03-06 Richard Guenther <rguenther@suse.de>
2890 * alias.c (struct alias_set_entry): Move has_zero_child field
2891 to pack with alias_set.
2893 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2895 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2898 2008-03-05 Ian Lance Taylor <iant@google.com>
2900 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
2902 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2904 * fwprop.c (update_df): Support width and offset parameters of
2906 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
2907 global_conflicts): Change DF_REF_EXTRACT to either
2908 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2909 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2910 * df-scan.c (df_ref_record, df_defs_record,
2911 df_ref_create_structure, df_def_record_1, df_uses_record,
2912 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
2913 df_bb_refs_collect, df_entry_block_defs_collect,
2914 df_exit_block_uses_collect): Support new width and offset fields.
2915 (ref_extract_pool): New storage pool.
2916 (df_free_ref): New function.
2917 (df_reg_chain_unlink, df_free_collection_rec,
2918 df_sort_and_compress_refs): Call df_free_ref.
2919 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
2921 (df_ref_create_structure): Allocate df_ref_extract if offset and
2922 width fields are used.
2923 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
2924 (df_uses_record): Get offset and width from ZERO_EXTRACT
2926 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
2927 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2928 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2929 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
2930 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
2931 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
2932 (df_ref_extract): New structure.
2933 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
2934 (df_ref_create): Add width and offset parameters.
2936 2008-03-05 Richard Guenther <rguenther@suse.de>
2938 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2939 Use ranges_overlap_p.
2940 (offset_overlaps_with_access): Rename
2941 to ranges_overlap_p and move ...
2942 * tree-flow-inline.h (ranges_overlap_p): ... here.
2944 * tree.h (get_inner_reference, handled_component_p): Update
2947 * tree.h (record_component_aliases, get_alias_set,
2948 alias_sets_conflict_p, alias_sets_must_conflict_p,
2949 objects_must_conflict_p): Move declarations ...
2950 * alias.h (record_component_aliases, get_alias_set,
2951 alias_sets_conflict_p, alias_sets_must_conflict_p,
2952 objects_must_conflict_p): ... here.
2953 Include coretypes.h.
2954 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
2956 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
2958 * cfg.c: Include tree-flow.h.
2959 (remove_edge_raw): Call redirect_edge_var_map_clear.
2960 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
2961 * tree-flow-inline.h (redirect_edge_var_map_def): New.
2962 (redirect_edge_var_map_result): New.
2963 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
2964 PENDING_STMT use with redirect_edge_var_map_*.
2965 * tree-ssa.c (edge_var_maps): New definition.
2966 (redirect_edge_var_map_add): New.
2967 (redirect_edge_var_map_clear): New.
2968 (redirect_edge_var_map_dup): New.
2969 (redirect_edge_var_map_vector): New.
2970 (redirect_edge_var_map_destroy): New.
2971 (ssa_redirect_edge): Replace PENDING_STMT use with
2972 redirect_edge_var_map_*.
2973 (flush_pending_stmts): Same.
2974 (delete_tree_ssa): Destroy edge var map.
2975 * tree-flow.h (struct _edge_var_map): New.
2976 Define edge_var_map vector type.
2977 Declare redirect_edge_var_map_* prototypes.
2978 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
2979 * tree-cfg.c (reinstall_phi_args): Replace
2980 PENDING_STMT use with redirect_edge_var_map_*.
2982 2008-03-05 Richard Guenther <rguenther@suse.de>
2984 PR tree-optimization/35472
2985 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
2986 whose single use_stmt has a overlapping set of loaded and
2987 stored symbols as that use_stmt might be a noop assignment then.
2989 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
2991 * gthr-rtems.h: Implement __gthread_mutex_destroy.
2993 2008-03-05 Richard Guenther <rguenther@suse.de>
2996 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
2997 should be constants.
2998 * tree-cfg.c (verify_expr): Verify it.
2999 * fold-const.c (fold_truthop): Remove code generating
3000 BIT_FIELD_REFs of structure bases.
3001 (fold_binary): Likewise.
3002 (fold_ternary): Position and size of BIT_FIELD_REFs are
3003 always host integers.
3004 (make_bit_field_ref): Remove.
3005 (optimize_bit_field_compare): Remove.
3006 (all_ones_mask_p): Remove.
3008 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3011 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3012 (split_block_and_df_analyze): New. Split basic block and rebuild
3014 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3016 (split_pattern_seq): Likewise.
3017 (erase_matching_seqs): Likewise.
3018 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3020 2008-03-04 Geoff Keating <geoffk@apple.com>
3022 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3023 declaration and code.
3024 (tree_invalid_nonnegative_warnv_p): Likewise.
3026 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3028 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3029 examples. Truncate option-names then causing overfull hbox.
3031 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3034 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3036 * configure: Rebuilt.
3038 2008-03-04 Rafael Espindola <espindola@google.com>
3040 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3041 (tree_unary_nonnegative_warnv_p): New.
3042 (tree_binary_nonnegative_warnv_p): New.
3043 (tree_single_nonnegative_warnv_p): New.
3044 (tree_invalid_nonnegative_warnv_p): New.
3045 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3047 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3050 * opts.c (handle_option): Postpone 'unknown option' errors only for
3053 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3056 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3059 2008-03-04 Rafael Espindola <espindola@google.com>
3061 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3062 (tree_binary_nonzero_warnv_p): New.
3063 (tree_single_nonzero_warnv_p): New.
3064 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3066 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3069 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3070 transformations for modes that have signed zeros.
3071 * ifcvt.c (noce_try_abs): Ditto.
3073 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3075 * config/i386/i386.c (override_options): Force
3076 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3078 2008-03-04 Jan Hubicka <jh@suse.cz>
3081 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3084 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3086 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3087 label to probe the stack.
3089 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3091 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3092 (__gthr_win32_mutex_destroy): Declare.
3093 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3094 __gthr_win32_mutex_destroy.
3095 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3097 2008-03-03 Jan Hubicka <jh@suse.cz>
3100 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3101 aggressive on inlining cold calls.
3103 2008-03-03 Richard Guenther <rguenther@suse.de>
3105 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3106 struct copies into the expression table.
3107 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3108 (try_to_simplify): Likewise.
3109 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3110 integral and pointer arguments which do not change the
3111 precision to NOP_EXPRs.
3112 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3113 VIEW_CONVERT_EXPR case.
3115 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3117 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3118 defined in a loop at depth 0 is invariant.
3119 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3120 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3121 be called at loop depth 0.
3123 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3126 * gcc.c (process_command): Update copyright notice dates.
3127 * gcov.c (print_version): Likewise.
3128 * gcov-dump.c (print_version): Likewise.
3129 * mips-tfile.c (main): Likewise.
3130 * mips-tdump.c (main): Likewise.
3132 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3135 * c-common.c (flag_permissive): Delete.
3136 (constant_expression_warnings): Check flags first.
3137 (constant_expression_error): New.
3138 * c-common.h (flag_permissive): Delete.
3139 (constant_expression_error): Declare.
3140 * flags.h (flag_permissive): Declare. Update description.
3141 * diagnostic.c (pedwarn): Update.
3143 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3144 (permissive_error_kind): New.
3145 * toplev.c (flag_permissive): Define. Update description.
3146 * toplev.h (permissive_error_kind): Declare.
3147 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3148 (pedwarn_c90): Use pedantic_warning_kind.
3149 * c-opts.c (c_common_post_options): flag_permissive does not affect
3150 flag_pedantic_errors.
3152 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3154 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3155 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3156 __absvsi2, __absvDI2): Use unsigned arithmetic.
3158 2008-03-02 Andi Kleen <ak@suse.de>
3159 Richard Guenther <rguenther@suse.de>
3161 * struct-equiv.c: Remove file.
3162 * cfg_cleanup.c (condjump_equiv_p): Remove.
3163 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3164 (struct-equiv.o): Remove rule.
3165 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3166 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3167 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3169 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3171 * ifcvt.c (noce_process_if_block): Try to handle only the then
3172 block if the else block exists but isn't suitable.
3174 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3177 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3178 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3179 regression from previous patch.
3181 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3184 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3186 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3187 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3188 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3189 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3190 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3191 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3192 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3193 (__gthread_mutex_destroy_function): Rename to
3194 __gthread_mutex_destroy.
3195 * gthr-dce.h (__gthread_mutex_destroy): Call
3196 pthread_mutex_destroy.
3197 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3198 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3199 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3201 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3203 * df-scan.c (df_ref_chain_change_bb): Simplify.
3204 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3205 set_block_for_insn if there's any change.
3206 * df.h ((df_insn_change_bb): Fix prototype.
3207 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3208 df_insn_change_bb, don't call set_block_for_insn.
3209 * emit-rtl.c (reorder_insns): Likewise.
3210 * haifa-sched.c (move_insn): Likewise.
3212 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3214 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3216 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3218 * tree-flow-inline.h (next_readonly_imm_use): Return
3219 NULL_USE_OPERAND_P after the end.
3221 2008-03-01 Richard Guenther <rguenther@suse.de>
3223 PR tree-optimization/35411
3224 * tree-sra.c (sra_build_assignment): Split conversion to
3225 final type to a separate statement if we are not assigning
3228 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3230 * fold-const.c (fold_convertible_p): Correct the logic to follow
3231 that in fold_convert().
3233 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3236 * tree-inline.c (build_duplicate_type): When we make a
3237 duplicate type, make it unique in the canonical types system.
3239 2008-02-29 Tom Tromey <tromey@redhat.com>
3241 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3242 input_file_stack_history, input_file_stack_restored): Remove.
3243 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3244 * input.h (struct file_stack): Remove.
3245 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3246 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3248 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3250 (diagnostic_last_module_changed): Add 'map' argument.
3251 (diagnostic_set_last_function): Likewise.
3252 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3253 line map, not input_file_stack.
3254 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3256 2008-02-29 Paul Brook <paul@codesourcery.com>
3258 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3260 2008-02-29 Paul Brook <paul@codesourcery.com>
3262 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3264 2008-02-29 Richard Guenther <rguenther@suse.de>
3266 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3268 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3269 value for comparing for a store match.
3270 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3271 (try_to_simplify): Do not do a full-blown reference lookup.
3273 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3275 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3276 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3278 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3280 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3282 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3283 strides against cache sizes.
3285 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3287 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3290 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3292 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3293 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3294 is smaller than the original promoted value.
3295 (simplify_subreg): If OP is a SUBREG, try to preserve its
3296 SUBREG_PROMOTED_VAR_P information.
3298 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3300 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3301 (VN_INFO_GET): Allocate new objects on the obstack.
3302 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3303 for rpo_numbers_temp, for consistency.
3304 (free_scc_vn): Free the obstack.
3306 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3308 * doc/invoke.texi: Document -ftree-loop-distribution.
3309 * tree-loop-distribution.c: New.
3310 * tree-pass.h (pass_loop_distribution): New.
3311 * graphds.h (struct graph): Add htab_t indices.
3312 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3313 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3314 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3315 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3316 * tree-data-ref.c (debug_data_dependence_relations): New.
3317 (dump_data_dependence_relation): Also print data references.
3318 (free_data_ref): Extern.
3319 (same_access_functions): Moved...
3320 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3321 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3322 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3323 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3324 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3325 (stmts_from_loop): Skip LABEL_EXPR.
3326 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3328 (build_rdg): Initialize rdg->indices htab.
3329 (free_rdg, stores_from_loop, ref_base_address,
3330 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3331 have_similar_memory_accesses_1, ref_base_address_1,
3332 remove_similar_memory_refs): New.
3333 * tree-data-ref.h: Depend on tree-chrec.h.
3334 (debug_data_dependence_relations, free_data_ref): Declared.
3335 (same_access_functions): ... here.
3336 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3338 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3339 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3340 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3341 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3342 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3343 rdg_vertex_for_stmt): Declared.
3344 (struct rdg_edge): Add level.
3346 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3347 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3349 (rdg_has_similar_memory_accesses): New.
3350 * tree-vect-analyze.c: Remove unused static decls.
3351 * lambda.h (dependence_level): New.
3352 * common.opt (ftree-loop-distribution): New.
3353 * tree-flow.h (mark_virtual_ops_in_bb,
3354 slpeel_tree_duplicate_loop_to_edge_cfg,
3355 rename_variables_in_loop): Declared.
3356 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3357 (OBJS-common): Add tree-loop-distribution.o.
3358 (tree-loop-distribution.o): New rule.
3359 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3360 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3361 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3363 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3366 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3367 other than structures and unions.
3369 2008-02-28 Richard Guenther <rguenther@suse.de>
3372 2008-02-26 Richard Guenther <rguenther@suse.de>
3374 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3375 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3376 (lookup_decl_from_uid): Declare.
3377 (remove_decl_from_map): Likewise.
3378 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3379 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3380 (decl_for_uid_map): New global hashtable mapping DECL_UID
3382 (init_ttree): Allocate it.
3383 (insert_decl_to_uid_decl_map): New helper function.
3384 (make_node_stat): Insert new decls into the map.
3385 (copy_node_stat): Likewise.
3386 (lookup_decl_from_uid): New function.
3387 (remove_decl_from_map): Likewise.
3388 (print_decl_for_uid_map_statistics): New helper.
3389 (dump_tree_statistics): Call it.
3391 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3392 (referenced_var_iterator): Adjust.
3393 (FOR_EACH_REFERENCED_VAR): Adjust.
3394 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3395 (num_referenced_vars): Adjust.
3396 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3397 (first_referenced_var): Remove.
3398 (end_referenced_vars_p): Likewise.
3399 (next_referenced_var): Likewise.
3400 (referenced_var_iterator_set): New helper function.
3401 * tree-dfa.c (referenced_var_lookup): Adjust.
3402 (referenced_var_check_and_insert): Likewise.
3403 (remove_referenced_var): Likewise.
3404 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3405 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3406 (verify_call_clobbering): Likewise.
3407 (verify_memory_partitions): Likewise.
3408 (init_tree_ssa): Allocate bitmap instead of hashtable for
3410 (delete_tree_ssa): Adjust.
3411 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3412 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3413 (compute_tag_properties): Likewise.
3414 (set_initial_properties): Likewise.
3415 (find_partition_for): Likewise.
3416 (update_reference_counts): Likewise.
3417 (dump_may_aliases_for): Likewise.
3418 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3419 (add_call_clobber_ops): Likewise.
3420 (add_call_read_ops): Likewise.
3421 (get_asm_expr_operands): Likewise.
3422 * tree-into-ssa.c (dump_decl_set): Likewise.
3423 (update_ssa): Likewise.
3424 * tree-sra.c (scan_function): Likewise.
3425 (decide_instantiations): Likewise.
3426 (scalarize_parms): Likewise.
3427 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3428 (dsa_named_for): Likewise.
3429 * tree-ssa-structalias.c (update_alias_info): Likewise.
3430 (merge_smts_into): Likewise.
3432 2008-02-27 David Daney <ddaney@avtrex.com>
3435 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
3436 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
3437 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
3438 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
3439 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
3441 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
3444 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
3445 (BUILT_IN_NEXTTOWARD): Remove.
3446 (BUILT_IN_NEXTTOWARDF): Ditto.
3447 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
3448 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
3450 2008-02-27 Tom Tromey <tromey@redhat.com>
3452 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
3453 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
3455 2008-02-27 Jan Beulich <jbeulich@novell.com>
3457 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
3458 update the respective field on newdecl.
3460 2008-02-27 Revital Eres <eres@il.ibm.com>
3462 PR rtl-optimization/34999
3463 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
3464 crossing edges that ends with a call insn.
3465 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
3466 call insn and clear the EDGE_CROSSING flag of the crossing edge
3467 when fixing fallthru edges.
3469 2008-02-27 Richard Guenther <rguenther@suse.de>
3472 * fold-const.c (fold_unary): Return the correct argument,
3473 converted to the result type.
3475 2008-02-27 Richard Guenther <rguenther@suse.de>
3478 * expr.c (expand_expr_real_1): Assert on rotates that operate
3480 * fold-const.c (fold_binary): Use the types precision, not the
3481 bitsize of the mode if folding rotate expressions. Build rotates
3482 only for full modes.
3484 2008-02-27 Jakub Jelinek <jakub@redhat.com>
3486 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
3488 * c-pragma.c (pragma_ns_name): New typedef.
3489 (registered_pp_pragmas): New variable.
3490 (c_pp_lookup_pragma): New function.
3491 (c_register_pragma_1): If flag_preprocess_only, do nothing
3492 for non-expanded pragmas, for expanded ones push pragma's
3493 namespace and name into registered_pp_pragmas vector.
3494 (c_invoke_pragma_handler): Register OpenMP pragmas even when
3495 flag_preprocess_only, don't register GCC pch_preprocess
3496 pragma if flag_preprocess_only.
3497 * c-opts.c (c_common_init): Call init_pragma even if
3498 flag_preprocess_only.
3499 * c-pragma.c (c_pp_lookup_pragma): New prototype.
3500 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
3501 cpp_register_pragma if flag_preprocess_only.
3503 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3506 * c-parser.c (c_parser_translation_unit): Warn for empty
3507 translation unit, not empty source file.
3509 2008-02-26 Paul Brook <paul@codesourcery.com>
3511 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
3512 operand for Thumb-2.
3513 * config/arm/arm.h (reg_class): Add CORE_REGS.
3514 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
3515 (BASE_REG_CLASS): Use CORE_REGS.
3516 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
3517 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
3518 (REGNO_OK_FOR_INDEX_P): Exclude SP.
3519 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
3520 ARM_REGNO_OK_FOR_INDEX_P.
3521 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
3522 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
3523 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
3524 (ldm/stm peepholes): Ditto.
3525 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
3526 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
3527 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
3528 * config/arm/constraints.md: Enable "k" constraint on ARM.
3530 2008-02-27 Ben Elliston <bje@au.ibm.com>
3532 * config/rs6000/rs6000.c: Annotate cache line size field in all
3533 instances of struct processor_costs.
3535 2008-02-26 David Edelsohn <edelsohn@gnu.org>
3537 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
3538 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
3539 jump_bypass): New counters.
3540 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
3541 * dce.c (gate_ud_dce): Same.
3542 (gate_fast_dce): Same.
3543 * dse.c (gate_dse1): New function.
3544 (gate_dse2): New function.
3545 (gate_dse): Merge results of new gate functions.
3546 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
3547 (gate_handle_jump_bypass): Add dbg_cnt.
3548 (gate_handle_gcse): Add dbg_cnt.
3549 * ifcvt.c (gate_handle_if_conversion): Same.
3550 (gate_handle_if_after_combine): Same.
3551 (gate_handle_if_after_reload): Same.
3552 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
3554 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
3556 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
3558 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
3560 2008-02-26 Jason Merrill <jason@redhat.com>
3563 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
3564 alone if it's the naming decl for the type's main variant.
3566 2008-02-26 Tom Tromey <tromey@redhat.com>
3568 * system.h (USE_MAPPED_LOCATION): Poison.
3569 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
3570 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
3571 (make_goto_expr_edges): Likewise.
3572 (remove_bb): Likewise.
3573 (execute_warn_function_return): Likewise.
3574 * basic-block.h (struct edge_def) <goto_locus>: Change type to
3576 * c-common.c (fname_decl): Remove old location code.
3577 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
3579 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
3581 (ASM_INPUT_SOURCE_LOCATION): Likewise.
3582 (gen_rtx_ASM_INPUT): Likewise.
3583 (gen_rtx_ASM_INPUT_loc): Likewise.
3584 (get_rtx_asm_OPERANDS): Remove.
3585 * cfglayout.c (insn_locators_alloc): Remove old location code.
3586 (set_curr_insn_source_location): Likewise.
3587 (curr_insn_locator): Likewise.
3588 * print-tree.c (print_node): Remove old location code.
3589 * tree-mudflap.c (mf_varname_tree): Remove old location code.
3590 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
3591 * cfgexpand.c (expand_gimple_cond_expr): Don't use
3592 location_from_locus.
3593 (construct_exit_block): Remove old location code.
3594 * emit-rtl.c (force_next_line_note): Remove old location code.
3595 * profile.c (branch_prob): Remove old location code.
3596 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
3597 LOC_LINE): Remove old-location variants.
3598 * langhooks.c (lhd_print_error_function): Remove old location
3600 * configure, config.in: Rebuilt.
3601 * configure.ac (--enable-mapped-location): Remove.
3602 * c-decl.c (c_init_decl_processing): Remove old location code.
3603 (finish_function): Likewise.
3604 * recog.c (decode_asm_operands): Remove old location code.
3605 * c-pch.c (c_common_read_pch): Remove old location code.
3606 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
3608 * gimple-low.c (lower_function_body): Remove old location code.
3609 * toplev.c (unknown_location): Remove.
3610 (push_srcloc): Remove old-location variant.
3611 (process_options): Remove old location code.
3612 (lang_dependent_init): Likewise.
3613 * input.h (UNKNOWN_LOCATION): Move definition.
3614 (location_t): Undeprecate.
3615 (source_locus): Remove.
3616 (location_from_locus): Remove.
3617 (struct location_s): Remove.
3618 Remove all old-location code.
3619 (input_line, input_filename): Remove.
3620 * final.c (final_scan_insn): Remove old location code.
3621 * diagnostic.c (diagnostic_build_prefix): Remove
3622 USE_MAPPED_LOCATION test.
3623 * tree.h (gimple_stmt) <locus>: Now a location_t.
3624 (tree_exp) <locus>: Likewise.
3625 (DECL_IS_BUILTIN): Remove old-location variant.
3626 (annotate_with_file_line, annotate_with_locus): Likewise.
3627 (expr_locus, set_expr_locus): Update.
3628 * tree.c (build1_stat): Remove old location code.
3629 (last_annotated_node): Remove.
3630 (annotate_with_file_line): Remove old-location variant.
3631 (annotate_with_locus): Likewise.
3632 (expr_location): Remove old location code.
3633 (set_expr_location): Likewise.
3634 (expr_has_location): Likewise.
3635 (expr_locus): Likewise.
3636 (set_expr_locus): Likewise.
3637 (expr_filename): Don't use location_from_locus.
3638 (expr_lineno): Likewise.
3639 * rtl-error.c (location_for_asm): Remove old location code.
3640 * c-lex.c (cb_line_change): Remove old location code.
3641 (fe_file_change): Likewise.
3642 (cb_def_pragma): Likewise.
3643 (c_lex_with_flags): Likewise.
3644 * gengtype.c (do_typedef): Don't special-case location types.
3645 (define_location_structures): Remove.
3646 (main): Don't call define_location_structures.
3647 * tree-pretty-print.c (dump_implicit_edges): Remove old location
3650 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3653 * builtins.def (BUILT_IN_STDARG_START): Remove.
3654 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
3655 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
3656 * tree-inline.c (inline_forbidden_p_1): Likewise.
3658 2008-02-26 Richard Guenther <rguenther@suse.de>
3660 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3661 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3662 (lookup_decl_from_uid): Declare.
3663 (remove_decl_from_map): Likewise.
3664 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3665 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3666 (decl_for_uid_map): New global hashtable mapping DECL_UID
3668 (init_ttree): Allocate it.
3669 (insert_decl_to_uid_decl_map): New helper function.
3670 (make_node_stat): Insert new decls into the map.
3671 (copy_node_stat): Likewise.
3672 (lookup_decl_from_uid): New function.
3673 (remove_decl_from_map): Likewise.
3674 (print_decl_for_uid_map_statistics): New helper.
3675 (dump_tree_statistics): Call it.
3677 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3678 (referenced_var_iterator): Adjust.
3679 (FOR_EACH_REFERENCED_VAR): Adjust.
3680 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3681 (num_referenced_vars): Adjust.
3682 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3683 (first_referenced_var): Remove.
3684 (end_referenced_vars_p): Likewise.
3685 (next_referenced_var): Likewise.
3686 (referenced_var_iterator_set): New helper function.
3687 * tree-dfa.c (referenced_var_lookup): Adjust.
3688 (referenced_var_check_and_insert): Likewise.
3689 (remove_referenced_var): Likewise.
3690 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3691 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3692 (verify_call_clobbering): Likewise.
3693 (verify_memory_partitions): Likewise.
3694 (init_tree_ssa): Allocate bitmap instead of hashtable for
3696 (delete_tree_ssa): Adjust.
3697 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3698 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3699 (compute_tag_properties): Likewise.
3700 (set_initial_properties): Likewise.
3701 (find_partition_for): Likewise.
3702 (update_reference_counts): Likewise.
3703 (dump_may_aliases_for): Likewise.
3704 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3705 (add_call_clobber_ops): Likewise.
3706 (add_call_read_ops): Likewise.
3707 (get_asm_expr_operands): Likewise.
3708 * tree-into-ssa.c (dump_decl_set): Likewise.
3709 (update_ssa): Likewise.
3710 * tree-sra.c (scan_function): Likewise.
3711 (decide_instantiations): Likewise.
3712 (scalarize_parms): Likewise.
3713 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3714 (dsa_named_for): Likewise.
3715 * tree-ssa-structalias.c (update_alias_info): Likewise.
3716 (merge_smts_into): Likewise.
3718 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3721 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
3722 * c-opts.c (c_common_handle_option): Wall enables
3723 Wvolatile-register-var.
3724 * common.opt: Move Wvolatile-register-var to...
3727 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3729 * common.opt (Wlarger-than=): New.
3730 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
3732 * opts.c (common_handle_option): Handle -Wlarger-than=.
3733 * optc-gen.awk: Likewise.
3734 * opth-gen.awk: Likewise.
3735 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
3736 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3738 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3740 * c-common.c (match_case_to_enum_1): Add appropriate
3741 OPT_W* parameter to warning.
3742 (c_do_switch_warnings): Likewise.
3743 * c-typeck.c (warning_init): Add one more parameter following
3745 (push_init_level): Update call to warning_init.
3746 (pop_init_level): Likewise.
3747 (add_pending_init): Likewise.
3748 (output_init_element: Likewise.
3750 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3753 * toplev.c (toplev_main): If there are warnings or error, print
3754 errors for ignored options.
3755 * opts.c (ignored_options): New static variable.
3756 (postpone_unknown_option_error): New.
3757 (print_ignored_options): New.
3758 (handle_option): Postpone errors for unknown -Wno-* options.
3759 * opts.h (print_ignored_options): Declare.
3761 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
3763 * config/mips/mips.md (loadgp_blockage, blockage): Change type
3766 2008-02-25 Richard Guenther <rguenther@suse.de>
3769 2008-02-25 Richard Guenther <rguenther@suse.de>
3771 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3772 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3773 (lookup_decl_from_uid): Declare.
3774 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3775 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3776 (decl_for_uid_map): New global hashtable mapping DECL_UID
3778 (init_ttree): Allocate it.
3779 (insert_decl_to_uid_decl_map): New helper function.
3780 (make_node_stat): Insert new decls into the map.
3781 (copy_node_stat): Likewise.
3782 (lookup_decl_from_uid): New function.
3783 (print_decl_for_uid_map_statistics): New helper.
3784 (dump_tree_statistics): Call it.
3786 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3787 (referenced_var_iterator): Adjust.
3788 (FOR_EACH_REFERENCED_VAR): Adjust.
3789 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3790 (num_referenced_vars): Adjust.
3791 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3792 (first_referenced_var): Remove.
3793 (end_referenced_vars_p): Likewise.
3794 (next_referenced_var): Likewise.
3795 (referenced_var_iterator_set): New helper function.
3796 * tree-dfa.c (referenced_var_lookup): Adjust.
3797 (referenced_var_check_and_insert): Likewise.
3798 (remove_referenced_var): Likewise.
3799 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3800 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3801 (verify_call_clobbering): Likewise.
3802 (verify_memory_partitions): Likewise.
3803 (init_tree_ssa): Allocate bitmap instead of hashtable for
3805 (delete_tree_ssa): Adjust.
3806 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3807 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3808 (compute_tag_properties): Likewise.
3809 (set_initial_properties): Likewise.
3810 (find_partition_for): Likewise.
3811 (update_reference_counts): Likewise.
3812 (dump_may_aliases_for): Likewise.
3813 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3814 (add_call_clobber_ops): Likewise.
3815 (add_call_read_ops): Likewise.
3816 (get_asm_expr_operands): Likewise.
3817 * tree-into-ssa.c (dump_decl_set): Likewise.
3818 (update_ssa): Likewise.
3819 * tree-sra.c (scan_function): Likewise.
3820 (decide_instantiations): Likewise.
3821 (scalarize_parms): Likewise.
3822 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3823 (dsa_named_for): Likewise.
3824 * tree-ssa-structalias.c (update_alias_info): Likewise.
3825 (merge_smts_into): Likewise.
3827 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3830 * doc/invoke.texi (-fcx-limited-range): Document new option.
3831 * toplev.c (process_options): Handle -fcx-fortran-rules.
3832 * common.opt: Add documentation for -fcx-fortran-rules.
3834 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
3837 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
3838 actual behaviour and C99.
3840 2008-02-26 Ben Elliston <bje@au.ibm.com>
3842 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
3843 (ASM_CPU_POWER6_SPEC): Likewise.
3844 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
3845 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
3846 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
3848 2008-02-25 Richard Guenther <rguenther@suse.de>
3850 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3851 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3852 (lookup_decl_from_uid): Declare.
3853 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3854 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3855 (decl_for_uid_map): New global hashtable mapping DECL_UID
3857 (init_ttree): Allocate it.
3858 (insert_decl_to_uid_decl_map): New helper function.
3859 (make_node_stat): Insert new decls into the map.
3860 (copy_node_stat): Likewise.
3861 (lookup_decl_from_uid): New function.
3862 (print_decl_for_uid_map_statistics): New helper.
3863 (dump_tree_statistics): Call it.
3865 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3866 (referenced_var_iterator): Adjust.
3867 (FOR_EACH_REFERENCED_VAR): Adjust.
3868 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
3869 (num_referenced_vars): Adjust.
3870 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
3871 (first_referenced_var): Remove.
3872 (end_referenced_vars_p): Likewise.
3873 (next_referenced_var): Likewise.
3874 (referenced_var_iterator_set): New helper function.
3875 * tree-dfa.c (referenced_var_lookup): Adjust.
3876 (referenced_var_check_and_insert): Likewise.
3877 (remove_referenced_var): Likewise.
3878 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
3879 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3880 (verify_call_clobbering): Likewise.
3881 (verify_memory_partitions): Likewise.
3882 (init_tree_ssa): Allocate bitmap instead of hashtable for
3884 (delete_tree_ssa): Adjust.
3885 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
3886 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
3887 (compute_tag_properties): Likewise.
3888 (set_initial_properties): Likewise.
3889 (find_partition_for): Likewise.
3890 (update_reference_counts): Likewise.
3891 (dump_may_aliases_for): Likewise.
3892 * tree-ssa-operands.c (add_virtual_operand): Likewise.
3893 (add_call_clobber_ops): Likewise.
3894 (add_call_read_ops): Likewise.
3895 (get_asm_expr_operands): Likewise.
3896 * tree-into-ssa.c (dump_decl_set): Likewise.
3897 (update_ssa): Likewise.
3898 * tree-sra.c (scan_function): Likewise.
3899 (decide_instantiations): Likewise.
3900 (scalarize_parms): Likewise.
3901 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
3902 (dsa_named_for): Likewise.
3903 * tree-ssa-structalias.c (update_alias_info): Likewise.
3904 (merge_smts_into): Likewise.
3906 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
3909 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
3910 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
3911 * alias.h (nonoverlapping_memrefs_p): Likewise.
3913 2008-02-25 Jan Beulich <jbeulich@novell.com>
3915 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
3916 * config/i386/netware-libgcc.exp: Add __bswap?i2,
3917 __emultls_get_address, __emultls_register_common,
3918 __floatundi?f, and _Unwind_GetIPInfo.
3919 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
3920 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
3921 (gen_regparm_prefix): Likewise.
3922 (i386_nlm_encode_section_info): Sync with
3923 config/i386/winnt.c:i386_pe_encode_section_info().
3924 (i386_nlm_maybe_mangle_decl_assembler_name): New.
3925 i386_nlm_mangle_decl_assembler_name): New.
3926 (netware_override_options): New.
3927 * config/i386/netware.h (netware_override_options): Declare.
3928 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
3929 (i386_nlm_mangle_decl_assembler_name): Declare.
3930 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
3932 2008-02-25 Ben Elliston <bje@au.ibm.com>
3935 * c-decl.c (grokdeclarator): Remove unused local variables
3936 `typedef_type' and `type_as_written'.
3938 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
3939 unused local variable `has_hot_blocks'.
3940 (fix_crossing_conditional_branches): Remove unused local variable
3943 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
3946 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
3947 using DEF_C99_BUILTIN.
3948 (BUILT_IN_NANF): Ditto.
3949 (BUILT_IN_NANL): Ditto.
3951 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
3952 Revital Eres <eres@il.ibm.com>
3954 * modulo-sched.c (calculate_must_precede_follow): Address TODO
3955 regarding the order of two dependent insns in the same row.
3957 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
3959 * stor-layout.c (layout_decl): Do not bump the alignment of a
3960 bit-field to more than byte alignment if it is packed.
3962 2008-02-24 David Edelsohn <edelsohn@gnu.org>
3964 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
3967 2008-02-24 Diego Novillo <dnovillo@google.com>
3969 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
3972 * tree-vrp.c (vrp_evaluate_conditional): With
3973 -Wtype-limits, emit a warning when comparing against a
3974 constant outside the natural range of OP0's type.
3975 * c.opt (Wtype-limits): Move ...
3976 * common.opt (Wtype-limits): ... here.
3978 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
3980 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
3981 * config/rs6000/e300c2c3.md: New file.
3982 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3984 (rs6000_override_options): Add e300c2 and e300c3 cases to
3985 processor_target_table. Do not allow usage of Altivec or Spe
3986 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
3987 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
3988 * config/rs6000/rs6000.h (processor_type): Add
3989 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
3990 (ASM_CPU_SPEC): Add e300c2 and e300c3.
3991 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
3992 and ppce300c3. Include e300c2c3.md.
3994 2008-02-23 David Edelsohn <edelsohn@gnu.org>
3996 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
3997 instead of TARGET_STRICT_ALIGN.
3999 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4001 * explow.c (memory_address): Assert that the generated address is
4004 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4007 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4008 * config/darwin-ppc-ldouble-patch.def: New file.
4009 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4010 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4011 SUBTARGET_INIT_BUILTINS if defined.
4012 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4015 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4018 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4019 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4021 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4024 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4025 file" warning condtional on -Winvalid-PCH.
4027 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4029 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4031 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4035 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4036 prevent reload from using MMX registers.
4037 (*mov<mode>_internal): Ditto.
4038 (*movv2sf_internal_rex64): Ditto.
4039 (*movv2sf_internal): Ditto.
4041 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4043 PR documentation/31569
4044 * doc/install.texi2html: Use makeinfo --no-number-sections.
4046 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4048 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4049 ensure that we can address an entire entity > 8 bytes. Don't
4050 generate reg+reg addressing for such data.
4052 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4054 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4055 strings when optimizing for size, unless the target cares about
4058 2008-02-22 Tom Tromey <tromey@redhat.com>
4060 * regclass.c (current_pass): Remove declaration.
4062 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4064 * config/avr/libgcc.S (__RAMPZ__): Define.
4065 (__do_copy_data): Add for devices with 128KB code memory.
4067 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4069 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4071 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4073 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4075 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4078 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4081 * c-typeck.c (build_binary_op): Warn about floating point
4082 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4084 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4087 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4088 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4090 (rs6000_override_options): Set altivec_abi as default, not override,
4091 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4092 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4093 is used; use new member spe_abi.
4094 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4095 spe_abi and altivec_abi.
4097 2008-02-22 Tomas Bily <tbily@suse.cz>
4099 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4101 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4104 * config.build (build_file_translate): Set to `CMD //c' only if
4106 * Makefile.in (build_file_translate): Improve comment.
4108 2008-02-21 Jan Hubicka <jh@suse.cz>
4110 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4111 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4112 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4114 2008-02-21 Michael Matz <matz@suse.de>
4117 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4119 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4121 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4122 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4124 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4125 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4126 SSE_VEC_FLOAT_MODE_P as insn constraint.
4127 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4128 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4129 sse4a_movntdf using MODEF mode iterator.
4130 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4131 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4132 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4133 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4134 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4135 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4136 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4138 2008-02-21 Richard Guenther <rguenther@suse.de>
4140 * tree.def (PAREN_EXPR): New tree code.
4141 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4143 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4144 * expr.c (expand_expr_real_1): Likewise.
4145 * tree-inline.c (estimate_num_insns_1): Likewise.
4146 * tree-complex.c (expand_complex_move): Likewise.
4147 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4150 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4153 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4155 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4158 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4160 * config/sh/sh.c (find_barrier): Don't go past
4161 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4163 2008-02-20 DJ Delorie <dj@redhat.com>
4165 * config/h8300/h8300.md (insv): Force source operand to be a register.
4167 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4168 as a jump, not as a plain insn.
4170 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4172 * doc/invoke.texi (Warning Options): Add new option
4173 -Wframe-larger-than=.
4174 (-Wframe-larger-than): Document.
4176 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4177 Add declarations for new option variables.
4179 * final.c (final_start_function): Check the frame size
4180 before emission and issue a Wframe-larger-than warning.
4182 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4183 Add definitions for new option variables.
4184 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4186 * common.opt (Wframe-larger-than=): New option.
4188 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4190 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4191 (<sse>_div<mode>3): Ditto.
4192 (<sse>_vmdiv<mode>3): Ditto.
4193 (<sse>_vmsqrt<mode>2): Ditto.
4194 (*smax<mode>3): Ditto.
4195 (sse5_frcz<mode>2): Ditto.
4196 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4199 2008-02-20 Richard Guenther <rguenther@suse.de>
4202 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4203 be happy with INTEGRAL_TYPE_P.
4205 2008-02-20 Richard Guenther <rguenther@suse.de>
4207 * fold-const.c (split_tree): Associate floatig-point expressions
4208 if flag_associative_math is set.
4210 2008-02-20 Richard Guenther <rguenther@suse.de>
4212 * tree.h (fold_real_zero_addition_p): Declare.
4213 * fold-const.c (fold_real_zero_addition_p): Export.
4214 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4215 floating-point operations with zero and one.
4217 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4219 * doc/install.texi: Correct references to CFLAGS, replacing them
4220 with BOOT_CFLAGS. Document flags used during bootstrap for
4223 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4225 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4226 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4227 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4229 (smin<mode>3): Ditto from similar patterns.
4230 (smax<mode>3): Ditto.
4231 (*ieee_smin<mode>3): Ditto.
4232 (*ieee_smax<mode>3): Ditto.
4233 * config/i386/sse.md (sse): New mode attribute.
4234 (mov<mode>): Macroize expander from movv4sf and movv2df using
4235 SSEMODEF2P mode iterator.
4236 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4237 SSE_VEC_FLOAT_MODE_P as insn constraint.
4238 (storent<mode>): Ditto.
4239 (storent<mode>): Macroize expander from storentsf and storentdf using
4240 MODEF mode iterator.
4241 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4242 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4243 (abs<mode>2): Ditto from similar patterns.
4244 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4245 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4246 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4247 (<sse>_vmsqrt<mode>2): Ditto.
4248 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4249 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4250 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4251 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4252 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4253 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4254 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4256 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4257 iterator and SSE_FLOAT_MODE_P as insn constraint.
4258 (<sse>_ucomi): Ditto from similar patterns.
4259 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4260 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4261 SSE_VEC_FLOAT_MODE_P as insn constraint.
4262 (vcond<mode>): Ditto from similar patterns.
4263 (and<mode>3, *and<mode>3): Ditto.
4264 (<sse>_nand<mode>3): Ditto.
4265 (ior<mode>3, *ior<mode>3): Ditto.
4266 (xor<mode>3, *xor<mode>3): Ditto.
4267 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4268 iterator and SSE_FLOAT_MODE_P as insn constraint.
4269 (*nand<mode>3): Ditto from similar patterns.
4270 (*ior<mode>3): Ditto.
4271 (*xor<mode>3): Ditto.
4273 2008-02-20 Ira Rosen <irar@il.ibm.com>
4275 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4276 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4277 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4279 2008-02-19 Jan Hubicka <jh@suse.cz>
4281 * predict.c (tree_bb_level_predictions): Remove variable next
4282 mistakely introduced by previous commit.
4284 2008-02-19 Jan Hubicka <jh@suse.cz>
4286 * predict.c (predict_paths_leading_to): Rewrite.
4287 (predict_paths_for_bb): New.
4288 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4290 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4293 * Makefile.in (build_file_translate): New.
4294 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4295 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4296 * configure.ac (build_file_translate): Substitute it.
4297 * configure: Regenerate.
4299 2008-02-19 Jan Hubicka <jh@suse.cz>
4301 PR rtl-optimization/34408
4302 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4305 2008-02-19 Jan Hubicka <jh@suse.cz>
4308 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4311 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4314 * config/i386/i386-modes.def: Revert the last DI alignment
4315 change until Ada people can look into it.
4317 2008-02-19 Nick Clifton <nickc@redhat.com>
4319 * opts.c (print_specific_help): Fix typo in --help text.
4321 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4324 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4325 32-bit inline asm without asm alternatives for host GCC < 3.0.
4327 2008-02-19 Richard Guenther <rguenther@suse.de>
4329 PR tree-optimization/34989
4330 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4331 Allow propagation to INDIRECT_REF if we can simplify only.
4333 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4335 * c-common.c (warn_for_collisions_1): Use appropriate option when
4338 2008-02-19 Nick Clifton <nickc@redhat.com>
4341 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4342 (handle_options): Fix indentation.
4343 (print_filtered_help): If no language-specific options were
4344 displayed tell the user how to list all the options supported by
4345 the language's front-end.
4346 (print_specific_help): Fix indentation and remove duplicate line.
4347 (common_handle_option): Handle the -v option.
4348 For --help enable the display of undocumented options if the -v
4349 switch has been included on the command line.
4350 For --help= check for overlaps in the arguments between the option
4351 classes and the language names and issue a warning when they
4352 cannot be disambiguated.
4353 * c.opt (v): Pass on to the common option handler.
4355 2008-02-19 Revital Eres <eres@il.ibm.com>
4357 * modulo-sched.c (sms_schedule): Change dump message when
4358 create_ddg function fails.
4359 (try_scheduling_node_in_cycle): Rename row to cycle.
4360 (print_partial_schedule): Rename CYCLE to ROW.
4362 2008-02-19 Christian Bruel <christian.bruel@st.com>
4363 Zdenek Dvorak <ook@ucw.cz>
4365 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4367 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4370 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4371 (*x86_movdicc_0_m1_se): Ditto.
4373 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4375 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4376 (CMPtype): Define as __gcc_CMPtype.
4377 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4378 (CMPtype): Define as __gcc_CMPtype.
4380 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4382 Support valgrind 3.3 for --enable-checking=valgrind.
4383 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4385 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4386 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4387 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4388 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4389 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4390 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4391 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4393 * ggc-zone.c: Similar.
4394 * ggc-page.c: Similar.
4396 2008-02-19 Paul Brook <paul@codesourcery.com>
4399 * config/arm/ieee754-df.S: Fix do_it typo.
4400 * config/arm/ieee754-sf.S: Fix do_it typo.
4402 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4405 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
4406 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
4407 (OPTION_MASK_ISA_SSE_SET): Likewise.
4408 (OPTION_MASK_ISA_SSE2_SET): Likewise.
4409 (OPTION_MASK_ISA_SSE3_SET): Likewise.
4410 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
4411 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
4412 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
4413 (OPTION_MASK_ISA_SSE4_SET): Likewise.
4414 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
4415 (OPTION_MASK_ISA_SSE5_SET): Likewise.
4416 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
4417 (OPTION_MASK_ISA_MMX_UNSET): Updated.
4418 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
4419 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
4420 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
4421 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
4422 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
4423 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
4424 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
4425 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
4426 (OPTION_MASK_ISA_SSE4): Removed.
4427 (ix86_handle_option): Turn on bits in ix86_isa_flags and
4428 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
4429 (override_options): Don't turn on implied SSE/MMX bits in
4432 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
4434 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4437 2008-02-18 Joey Ye <joey.ye@intel.com>
4440 * tree-nested.c (insert_field_into_struct): Set type alignment
4441 to field alignment if the former is less than the latter.
4443 2008-02-18 Jakub Jelinek <jakub@redhat.com>
4445 * BASE-VER: Set to 4.4.0.
4447 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4449 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
4450 * doc/cfg.texi: Likewise.
4451 * doc/extend.texi: Likewise.
4452 * doc/gty.texi: Likewise.
4453 * doc/invoke.texi: Likewise.
4454 * doc/loop.texi: Likewise.
4455 * doc/md.texi: Likewise.
4456 * doc/passes.texi: Likewise.
4457 * doc/rtl.texi: Likewise.
4458 * doc/sourcebuild.texi: Likewise.
4459 * doc/tm.texi: Likewise.
4460 * doc/tree-ssa.texi: Likewise.
4462 2008-02-17 Richard Guenther <rguenther@suse.de>
4465 * tree-complex.c (init_parameter_lattice_values): Handle parameters
4466 without default definition.
4468 2008-02-17 Richard Guenther <rguenther@suse.de>
4470 PR tree-optimization/35231
4471 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
4474 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
4477 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4478 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4479 libgcc_cmp_return mode.
4481 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4484 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
4486 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
4488 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
4491 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4493 * doc/c-tree.texi: Use `@.' where appropriate.
4494 * doc/extend.texi: Likewise.
4495 * doc/install.texi: Likewise.
4496 * doc/invoke.texi: Likewise.
4497 * doc/loop.texi: Likewise.
4498 * doc/makefile.texi: Likewise.
4499 * doc/md.texi: Likewise.
4500 * doc/passes.texi: Likewise.
4501 * doc/standards.texi: Likewise.
4502 * doc/tm.texi: Likewise.
4504 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4507 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
4509 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
4510 rather than in entry_bb.
4512 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4514 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
4515 libgcc_cmp_return mode.
4517 2008-02-15 Jakub Jelinek <jakub@redhat.com>
4520 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
4521 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
4523 2008-02-15 Richard Guenther <rguenther@suse.de>
4524 Zdenek Dvorak <ook@ucw.cz>
4526 PR tree-optimization/35164
4527 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
4528 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
4529 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
4530 Only propagate addresses which do not have abnormal SSA_NAMEs
4533 2008-02-15 Joseph Myers <joseph@codesourcery.com>
4536 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
4538 2008-02-15 Jan Hubicka <jh@suse.cz>
4541 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
4543 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4546 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
4547 when calculating alignment_pad.
4549 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
4551 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
4552 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
4553 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
4554 and STACK_BOUNDARY define.
4556 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
4558 PR preprocessor/35061
4559 * c-pragma.c (handle_pragma_pop_macro): Check that
4560 pushed_macro_table has been allocated.
4562 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
4565 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
4566 (force_gimple_operand): Likewise.
4567 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
4568 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
4569 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
4570 (find_interesting_uses_address): Check addressability and alignment
4571 of the base expression only after substituting bases of IVs into it.
4573 2008-02-14 Michael Matz <matz@suse.de>
4576 * function.c (instantiate_virtual_regs_in_insn): Reload address
4577 before falling back to reloading the whole operand.
4579 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
4581 * config/s390/s390.c (s390_mainpool_start): Emit the pool
4582 before the first section switch note.
4584 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4586 * doc/bugreport.texi: Update copyright years.
4587 * doc/c-tree.texi: Likewise.
4588 * doc/cfg.texi: Likewise.
4589 * doc/cpp.texi: Likewise.
4590 * doc/cppinternals.texi: Likewise.
4591 * doc/fragments.texi: Likewise.
4592 * doc/frontends.texi: Likewise.
4593 * doc/gcc.texi: Likewise.
4594 * doc/gty.texi: Likewise.
4595 * doc/hostconfig.texi: Likewise.
4596 * doc/implement-c.texi: Likewise.
4597 * doc/libgcc.texi: Likewise.
4598 * doc/loop.texi: Likewise.
4599 * doc/makefile.texi: Likewise.
4600 * doc/options.texi: Likewise.
4601 * doc/passes.texi: Likewise.
4602 * doc/rtl.texi: Likewise.
4603 * doc/sourcebuild.texi: Likewise.
4604 * doc/standards.texi: Likewise.
4605 * doc/tree-ssa.texi: Likewise.
4606 * doc/trouble.texi: Likewise.
4608 * doc/extend.texi: Use @: or add comma where appropriate.
4609 * doc/invoke.texi: Likewise.
4610 * doc/tm.texi: Likewise.
4612 2008-02-14 Alan Modra <amodra@bigpond.net.au>
4615 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
4618 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
4620 * doc/md.texi (clz, ctz): Add reference.
4621 * doc/rtl.texi (clz, ctz): Likewise.
4623 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4626 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
4629 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
4631 * config/s390/s390.c (struct constant_pool): New field
4632 emit_pool_after added.
4633 (s390_mainpool_start): Set the emit_pool_after flag according
4634 to the section switch notes.
4635 (s390_mainpool_finish): Consider emit_pool_after when emitting
4636 the literal pool at the end of the function.
4637 (s390_chunkify_start): Force literal pool splits at section
4640 2008-02-13 Michael Matz <matz@suse.de>
4643 * var-tracking.c (clobber_variable_part): Correctly traverse the
4646 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4649 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
4650 Add -fdump-ipa-inline.
4651 * tree-dump.c (dump_files): Remove tree-inlined dump.
4652 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
4654 2008-02-12 Richard Guenther <rguenther@suse.de>
4656 PR tree-optimization/35171
4657 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
4660 2008-02-12 Richard Guenther <rguenther@suse.de>
4663 * fold-const.c (fold_widened_comparison): Use get_unwidened in
4664 value-preserving mode. Disallow final truncation.
4666 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
4669 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
4670 code from here to...
4671 (force_gimple_operand): ...here.
4673 2008-02-12 Jakub Jelinek <jakub@redhat.com>
4676 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
4677 non-compatible pointers.
4678 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
4679 different FIELD_DECLs, try harder by comparing field offsets, sizes
4683 * function.c (match_asm_constraints_1): Don't replace the same input
4686 2008-02-12 Anatoly Sokolov <aesok@post.ru>
4688 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
4689 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
4690 (expand_epilogue): Restore RAMPZ register.
4691 * config/avr/avr.md (RAMPZ_ADDR): New constant.
4693 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
4695 * config/i386/cygwin.asm: (__alloca): Correct calling
4696 convention and alignment.
4697 (__chkstk): Force 8 byte stack alignment.
4699 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
4700 Richard Guenther <rguenther@suse.de>
4702 PR tree-optimization/33992
4703 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
4704 the zero we compare against.
4706 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
4709 * gthr-win32.h (__gthread_mutex_destroy_function): New function
4710 to CloseHandle after unlocking to prevent accumulation of handle
4713 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4716 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
4717 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
4718 and update LABEL_NUSES during and after reload.
4720 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
4723 * combine.c (simplify_if_then_else): Make sure the comparison is
4724 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
4726 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
4729 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
4730 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
4731 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
4732 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
4733 * tree.h (get_type_static_bounds): Likewise.
4735 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4737 * doc/invoke.texi (Option Summary, C++ Dialect Options)
4738 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4739 Make -Wfoo language annotations match what the compiler outputs.
4741 2008-02-08 Sa Liu <saliu@de.ibm.com>
4743 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
4744 intrinsics spu_convts, spu_convtu, spu_convtf.
4745 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
4747 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
4749 * doc/extend.texi (Function Attributes) <noinline>: Mention
4750 asm ("") as method to keep calls.
4752 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4755 * doc/options.texi (Options): Replace references to opts.sh with
4757 * opts-common.c: Likewise.
4758 * optc-gen.awk: Likewise.
4760 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
4762 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
4764 2008-02-07 Richard Henderson <rth@redhat.com>
4767 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
4768 EXPR_LIST for the REG_EQUAL instead of a comparison with a
4771 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
4773 PR tree-optimization/35085
4774 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
4775 for operand entry oe2 in addition to operand entry oe3 in order to
4776 expose more opportunities for vectorizer sum reduction.
4778 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4781 * Makefile.in (LIBS): Remove $(GMPLIBS).
4782 (cc1-dummy, cc1): Add $(GMPLIBS).
4784 2008-02-06 Jan Hubicka <jh@suse.cz>
4787 * i386.md (moddf_integer): Do not produce partial memory stalls for
4788 targets where it hurts.
4790 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
4793 * optabs.c (expand_float): Do not check for decimal modes when
4794 expanding unsigned integer through signed conversion.
4796 2008-02-06 Nick Clifton <nickc@redhat.com>
4798 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
4799 inside the clobber with a match_operand and duplicated operand
4800 number in the constraint.
4801 (ineqbranchsi): Delete redundant comment.
4803 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4805 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
4806 builtin_define ("__USE_INIT_FINI__").
4807 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
4809 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
4811 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4813 PR documentation/30330
4814 * doc/invoke.texi (C++ Dialect Options)
4815 (Objective-C and Objective-C++ Dialect Options, Warning Options):
4816 For each warning option -Wfoo that allows -Wno-foo, ensure both
4817 -Wfoo and -Wno-foo are listed in the option index. Fix index
4818 entry of -Wswitch-default, index -Wnormalized= including the
4819 `=', and -Wlarger-than-@var{len} including @var{len}.
4821 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4823 * config/i386/i386.md (floatunssisf2): Use
4824 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
4825 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
4826 Macroize expander using MODEF mode iterator.
4828 2008-02-05 Diego Novillo <dnovillo@google.com>
4830 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
4833 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
4835 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4838 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
4840 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
4843 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
4844 to indicate if a message should be generated.
4845 (init_cumulative_args): Updated.
4846 (function_value_32): Likewise.
4848 2008-02-05 Joseph Myers <joseph@codesourcery.com>
4850 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
4852 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
4855 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
4856 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
4858 2008-02-04 Diego Novillo <dnovillo@google.com>
4860 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
4863 * tree-vrp.c (vrp_evaluate_conditional): With
4864 -Wtype-limits, emit a warning when comparing against a
4865 constant outside the natural range of OP0's type.
4867 2008-02-04 Richard Guenther <rguenther@suse.de>
4870 * expr.c (count_type_elements): Give for unions instead of
4873 2008-02-04 Richard Guenther <rguenther@suse.de>
4876 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
4877 to TYPE_DOMAINs base type instead of using bitsizetype here.
4879 2008-02-03 Jason Merrill <jason@redhat.com>
4881 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
4883 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4886 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
4887 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
4888 (RS/6000 and PowerPC Options): Fix typos and markup.
4889 * doc/passes.texi (Tree-SSA passes): Likewise.
4891 2008-02-02 Michael Matz <matz@suse.de>
4894 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
4895 from record_last_reg_set_info.
4896 (record_last_reg_set_info): Take an RTX argument, iterate over all
4897 constituent hardregs.
4898 (record_last_set_info, record_opr_changes): Change calls to
4899 new signature or to record_last_reg_set_info_regno.
4901 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
4903 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
4905 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
4907 PR rtl-optimization/34773
4908 * reg-notes.def (EQUAL): Mention significance of combination of
4909 REG_EQUAL and REG_RETVAL.
4910 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
4911 insn that has a REG_RETVAL.
4913 2008-02-01 Roger Sayle <roger@eyesopen.com>
4916 * configure.ac (--enable-fixed-point): Disable unless explicitly
4918 * configure: Regenerate.
4920 2008-02-01 Richard Guenther <rguenther@suse.de>
4923 * invoke.texi (-finline-limit): Remove no longer true parts
4924 of the documentation. Note that there is no default value.
4926 2008-02-01 Andrew Pinski <pinskia@gmail.com>
4927 Mark Mitchell <mark@codesourcery.com>
4928 Ben Elliston <bje@au.ibm.com>
4931 * doc/extend.texi (Other Builtins): Document.
4933 2008-01-31 Tom Browder <tom.browder@gmail.com>
4935 * doc/c-tree.texi (Types): Fix grammar.
4936 (Expression trees): Ditto.
4937 * doc/passes.texi (Tree-SSA passes): Ditto.
4939 * doc/configterms.texi (Configure Terms): Fix typo.
4940 * doc/cpp.texi (Common Predefined Macros): Ditto.
4941 * doc/md.texi (Machine Constraints): Ditto.
4943 * doc/makefile.texi (Makefile): Add comma.
4945 2008-01-31 Tom Browder <tom.browder@gmail.com>
4946 Gerald Pfeifer <gerald@pfeifer.com>
4948 * doc/sourcebuild.texi (Front End): Remove references to CVS
4949 and CVSROOT/modules.
4950 (Texinfo Manuals): Replace reference to CVS by one to SVN.
4951 (Back End): Remove reference to CVS.
4953 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4956 * config/mips/mips.c (gen_load_const_gp): New function, taking a
4958 (mips16_gp_pseudo_reg): ...here.
4959 * config/mips/mips.md (load_const_gp): Replace with...
4960 (load_const_gp_<mode>): ...this :P-based insn.
4962 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4964 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
4965 options. Minor fixes.
4966 (-std): Move reference to standards closer to where language
4967 standards are first mentioned.
4969 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
4971 PR rtl-optimization/34995
4972 * reload.c (alternative_allows_const_pool_ref): Take an rtx
4973 parameter and return a bool. If the rtx parameter is nonnull,
4974 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
4975 (find_reloads): Update call accordingly. Pass the new operand
4976 if it needed no address reloads, otherwise pass null.
4978 2008-01-30 Richard Henderson <rth@redhat.com>
4981 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
4982 for unbounded arrays.
4984 2008-01-30 Silvius Rus <rus@google.com>
4986 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
4988 2008-01-30 Jan Hubicka <jh@suse.cz>
4991 * i386.c (init_cumulative_args): Use real function declaration when
4994 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
4996 PR rtl-optimization/34998
4997 * global.c (build_insn_chain): Treat non-subreg_lowpart
4998 SUBREGs of pseudos as clobbering all the words covered by the
4999 SUBREG, not just all the bytes.
5000 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5001 original df_ref rather than an extract parameter.
5002 (global_conflicts): Update call accordingly.
5004 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5006 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5007 the overflow check to make it easier to read.
5008 (__fixtfdi): Change the type of the ll member in union
5009 long_double to UDItype_x.
5011 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5014 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5015 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5016 * tree-inline.c (fold_marked_statements): Call
5017 cgraph_update_edges_for_call_stmt if folding a call statement.
5018 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5019 debug_generic_stmt calls, reset it back afterwards.
5022 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5024 * c-typeck.c (build_external_ref): Don't pedwarn about
5025 static vars in current function's scope.
5027 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5029 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5031 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5034 * ipa-struct-reorg.c: Fix spelling.
5035 * params.def: Ditto.
5037 2008-01-29 Richard Guenther <rguenther@suse.de>
5040 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5042 * tree-inline.c (remap_type): Increment remapping_type_depth
5043 around remapping types.
5044 (copy_body_r): Only add referenced variables if they are referenced
5045 from code, not types.
5047 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5058 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5059 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5061 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5064 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5065 pointer for tiny stack.
5067 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5069 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5071 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5073 * config/vx-common.h: Fix typo in comment.
5075 2008-01-28 Ian Lance Taylor <iant@google.com>
5079 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5080 coalesce pointers if they have different DECL_NO_TBAA_P values.
5081 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5082 between variables with different DECL_NO_TBAA_P values.
5084 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5087 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5088 are not legitimate small data references on SPE targets.
5090 2008-01-28 David Daney <ddaney@avtrex.com>
5092 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5094 2008-01-28 David Daney <ddaney@avtrex.com>
5096 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5098 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5100 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5101 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5102 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5103 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5104 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5105 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5106 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5107 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5109 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5111 * basic-block.h (condjump_equiv_p): Fix comment.
5113 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5115 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5116 print_generic_stmt_indented): Fix comment.
5118 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5120 * configure.ac (__stack_chk_fail): Add detecion for availability
5121 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5122 * configure: Regenerate.
5124 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5127 * final.c (output_addr_const): Handle TRUNCATE.
5129 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5132 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5133 (zero_cost, infinite_cost): New constants.
5134 (struct cost_pair): Change type of cost to comp_cost.
5135 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5136 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5138 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5139 split_address_cost, ptr_difference_cost, difference_cost,
5140 get_computation_cost_at, get_computation_cost,
5141 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5142 determine_use_iv_cost_condition, determine_use_iv_costs,
5143 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5144 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5145 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5146 Change type of cost to comp_cost.
5147 (determine_iv_cost): Increase cost of non-original ivs, instead
5148 of decreasing the cost of original ones.
5149 (get_address_cost): Indicate the complexity of the addressing mode
5151 (try_add_cand_for): Prefer using ivs not specific to some object.
5152 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5154 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5155 Janis Johnson <janis187@us.ibm.com>
5158 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5159 (TARGET_INSTANTIATE_DECLS): Likewise.
5160 * target.h (expand_to_rtl_hook): New target hook.
5161 (instantiate_decls): Likewise.
5162 * function.c (instantiate_decl): Make non-static. Rename to...
5163 (instantiate_decl_rtl): ... this.
5164 (instantiate_expr): Use instantiate_decl_rtl.
5165 (instantiate_decls_1): Likewise.
5166 (instantiate_decls): Likewise.
5167 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5168 * function.h (instantiate_decl_rtl): Add prototype.
5169 * cfgexpand.c (target.h): New include.
5170 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5171 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5172 (TARGET_INSTANTIATE_DECLS): Likewise.
5173 (TARGET_INITIALIZER): New target hooks added.
5174 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5176 * config/rs6000/rs6000.c (tree-flow.h): New include.
5177 (machine_function): Add sdmode_stack_slot field.
5178 (rs6000_alloc_sdmode_stack_slot): New function.
5179 (rs6000_instantiate_decls): Likewise.
5180 (rs6000_secondary_memory_needed_rtx): Likewise.
5181 (rs6000_check_sdmode): Likewise.
5182 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5183 (TARGET_INSTANTIATE_DECLS): Likewise.
5184 (rs6000_hard_regno_mode_ok): Allow SDmode.
5185 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5186 (rs6000_emit_move): Handle SDmode.
5187 (function_arg_advance): Likewise.
5188 (function_arg): Likewise.
5189 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5190 SDmode var args for 32-bit compiles.
5191 (rs6000_secondary_reload_class): Handle SDmode.
5192 (rs6000_output_function_epilogue): Likewise.
5193 (rs6000_function_value): Simplify if statement.
5194 (rs6000_libcall_value): Likewise.
5195 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5196 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5197 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5198 (movsd_hardfloat): New define_insn.
5199 (movsd_softfloat): Likewise.
5200 (movsd_store): Likewise.
5201 (movsd_load): Likewise.
5202 (extendsddd2): Likewise.
5203 (extendsdtd2): Likewise.
5204 (truncddsd2): Likewise.
5205 (movdd_hardfloat64): Fixup comment.
5206 (UNSPEC_MOVSD_LOAD): New constant.
5207 (UNSPEC_MOVSD_STORE): Likewise.
5209 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5212 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5214 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5215 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5216 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5219 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5222 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5223 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5224 __LONGDOUBLE128 too.
5225 * config/rs6000/aix61.h: New file.
5227 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5229 PR rtl-optimization/34959
5230 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5231 popcount and parity rtxes the same mode as their operand.
5232 Truncate or extend the result to the return value's mode
5235 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5238 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5239 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5240 to GOT_VERSION_REGNUM.
5241 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5242 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5243 * config/mips/mips.c (mips_emit_call_insn): New function.
5244 (mips_call_tls_get_addr): Call mips_expand_call directly.
5245 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5247 (mips16_build_call_stub): Likewise. Return the call insn or null.
5248 (mips_expand_call): Update the call to mips16_build_call_stub
5249 accordingly and a remove redundant condition. Assert that MIPS16
5250 stubs do not use lazy binding. Use mips_emit_call_insn and return
5252 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5254 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5255 (mips_avoid_hazard): Remove hazard_set handling.
5256 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5257 (UNSPEC_RESTORE_GP): ...this.
5258 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5259 (FAKE_CALL_REGNO): Rename to...
5260 (GOT_VERSION_REGNUM): ...this.
5261 (type): Add "ghost" value. Add an associated insn reservation.
5262 (hazard_set): Remove.
5263 (exception_receiver): Rename to...
5264 (restore_gp): ...this and update the unspec identifier accordingly.
5265 (exception_receiver, nonlocal_got_receiver): New expanders.
5266 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5267 FAKE_CALL_REGNO. Remove hazard_set attribute.
5268 (set_got_version, update_got_version): New patterns.
5270 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5273 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5275 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5278 * doc/install.texi2html: Generate gcc-vers.texi.
5280 2008-01-25 DJ Delorie <dj@redhat.com>
5282 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5284 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5286 * config/c4x: Remove directory.
5287 * config.gcc (crx-*, mt-*): Mark obsolete.
5288 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5289 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5290 sh-*-rtemscoff*): Remove cases.
5291 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5292 * real.c (encode_c4x_single, decode_c4x_single,
5293 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5294 c4x_extended_format): Remove.
5295 * real.h (c4x_single_format, c4x_extended_format): Remove.
5296 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5298 (Pragmas): Remove comment about c4x pragmas.
5299 * doc/install.texi (c4x): Remove target-specific instructions.
5300 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5301 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5302 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5303 refer to C4x source files as examples.
5304 (C4X_FLOAT_FORMAT): Remove documentation.
5306 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5308 * config/bfin/bfin.c (override_options): Reorder tests so that
5309 flag_pic gets enabled for -msep-data.
5311 2008-01-25 Richard Guenther <rguenther@suse.de>
5314 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5315 to its bitfield precision if required.
5317 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5320 * tree-nested.c (walk_omp_for): New function.
5321 (convert_nonlocal_reference, convert_local_reference): Call
5322 walk_omp_for on OMP_FOR.
5323 (convert_call_expr): Call walk_body on OMP_FOR's
5324 OMP_FOR_PRE_INIT_BODY.
5326 2008-01-25 Richard Guenther <rguenther@suse.de>
5328 PR tree-optimization/34966
5329 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5330 default defs and PHI_NODEs we have to insert after the
5333 2008-01-24 Nick Clifton <nickc@redhat.com>
5335 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5336 Provide a default definition.
5337 (LIBGCC2_UNITS_PER_WORD): Likewise.
5339 * config/stormy16/stormy16.c: Include df.h for the prototype
5340 for df_regs_ever_live_p.
5341 (xstormy16_expand_builtin_va_start): Convert the stack offset
5342 into a component_ref and then use POINTER_PLUS_EXPR to add it
5343 to the incoming_virtual_args_rtx.
5344 (xstormy16_gimplify_va_arg_expr): Rename to
5345 xstormy16_gimplify_va_arg_expr.
5346 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5347 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5348 xstormy16_gimplify_va_arg_expr.
5349 Fix up some formatting issues.
5351 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5352 Move to predicates.md.
5353 (xs_hi_general_operand): Likewise.
5354 (xs_hi_nonmemory_operand): Likewise.
5355 * config/stormy16/predicates.md:
5356 (xstormy16_carry_plus_operand): New predicate.
5357 (xs_hi_general_operand): New predicate.
5358 (xs_hi_nonmemory_operand): New predicate.
5359 * config/stormy16/stormy16-protos.h:
5360 (xstormy16_carry_plus_operand): Delete prototype.
5361 (xs_hi_general_operand): Likewise.
5362 (xs_hi_nonmemory_operand): Likewise.
5364 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5365 modifiers as they are no longer needed and they can trigger
5366 reload spill failures.
5368 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5369 with a match_operand in order to help reload.
5371 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5372 constraint with 'e' for the 8th alternative as this version of
5373 the mov.w instruction only accepts the lower 8 registers.
5375 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5378 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5379 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5382 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5385 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5387 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5389 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5391 (remove_structure): Update allocations list before removing structure.
5393 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5395 * ipa-struct-reorg.c (is_safe_cond_expr,
5396 create_new_stmts_for_cond_expr): Use integer_zerop function,
5397 that recognize not only zero-pointer, but zero-integer too.
5399 2008-01-25 Ben Elliston <bje@au.ibm.com>
5402 * fixproto: Escape "." in sed expression that strips leading "./".
5404 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
5407 * gcc.c (SWITCH_OK): Removed.
5408 (SWITCH_LIVE): Changed to bit.
5409 (SWITCH_FALSE): Likewise.
5410 (SWITCH_IGNORE): Likewise.
5411 (switchstr): Change live_cond to unsigned int.
5412 (process_command): Replace SWITCH_OK with 0.
5413 (do_self_spec): Likewise.
5414 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
5415 (give_switch): Likewise.
5416 (used_arg): Likewise.
5417 (do_spec_1): Set the SWITCH_IGNORE bit.
5418 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
5419 bits. Set the SWITCH_LIVE bit.
5421 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
5423 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
5425 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
5427 PR tree-optimization/34472
5428 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
5429 parameter to a "bool *" and set *DATA to false if there is
5430 an unsafe access. Do not delete the structure here.
5431 (check_cond_exprs): Delete it here instead.
5432 (check_cond_exprs, exclude_cold_structs): Do not increase
5433 I when removing a structure.
5435 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
5438 * config/i386/i386.c (ix86_expand_vector_init): Consider only
5439 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
5441 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
5444 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
5445 a fixed vector for stack.
5447 2008-01-24 Ben Elliston <bje@au.ibm.com>
5450 * doc/gcc.texi (Software development): Add a direntry for g++.
5452 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
5454 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
5455 stale and straggling -fforce-addr comments above.
5457 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
5459 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
5460 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
5462 2008-01-23 Michael Matz <matz@suse.de>
5465 * dwarf2out.c (force_type_die): Use modified_type_die instead of
5468 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
5470 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
5473 2008-01-23 Anatoly Sokolov <aesok@post.ru>
5475 * config/avr/avr.c (avr_current_arch): New variable.
5476 (avr_arch_types): Add 'avr31' and 'avr51' entries.
5477 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
5478 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
5479 (avr_override_options): Init 'avr_current_arch'.
5480 (base_arch_s): Move from here...
5481 * config/avr/avr.h (base_arch_s): ... here. Add new members
5482 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
5483 'mega' to 'have_jmp_call'.
5484 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
5485 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
5487 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
5489 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
5490 MULTILIB_MATCHES): (Ditto.).
5492 2008-01-23 Richard Guenther <rguenther@suse.de>
5495 * cgraphunit.c (cgraph_reset_node): Always mark the node
5496 not reachable if it is not queued already.
5498 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
5500 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
5501 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
5502 (cputype_selected): New static variable.
5503 (bfin_handle_option): Set it if -mcpu is used.
5504 (override_option): Select default set of workarounds if no cpu type
5505 selected on the command line.
5506 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
5508 From Michael Frysinger <michael.frysinger@analog.com>
5509 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
5510 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
5512 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
5513 for bf547, bf523, bf524, and bf526.
5514 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
5516 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5517 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
5518 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
5519 __ADSPBF547__ and __ADSPBF54x__ for bf547.
5520 * doc/invoke.texi (Blackfin Options): Document that
5521 -mcpu now accept bf547, bf523, bf524, and bf526.
5523 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
5525 PR rtl-optimization/34628
5526 * combine.c (try_combine): Stop and undo after the first combination
5527 if an autoincrement side-effect on the first insn has effectively
5530 2008-01-22 David Edelsohn <edelsohn@gnu.org>
5533 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
5534 Offset addresses are not valid for Altivec or paired float modes.
5536 2008-01-22 Jakub Jelinek <jakub@redhat.com>
5539 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
5540 if DECL_INITIAL (decl) is error_mark_node.
5543 * c-common.c (handle_vector_size_attribute): Only allow
5544 integral, scalar float and fixed point types. Handle OFFSET_TYPE
5545 the same way as pointer, array etc. types.
5546 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
5549 * tree.c (build_type_attribute_qual_variant): Call
5550 build_qualified_type if attributes are equal, but quals are not.
5552 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5555 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
5556 * flags.h (warn_strict_aliasing): Remove.
5557 (warn_strict_overflow): Remove.
5558 * opts.c (warn_strict_aliasing): Remove.
5559 (warn_strict_overflow): Remove.
5560 * c-opts.c (c_common_handle_option): -Wall only sets
5561 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
5562 (c_common_post_options): Give default values to -Wstrict-aliasing
5563 and -Wstrict-overflow if they are uninitialized.
5564 * common.opt (Wstrict-aliasing): Specify Var and Init.
5565 (Wstrict-overflow): Likewise.
5567 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5569 PR rtl-optimization/26854
5570 PR rtl-optimization/34400
5571 PR rtl-optimization/34884
5572 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
5574 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
5575 (df_rd_bb_info.expanded_lr_out): Deleted
5576 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
5577 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
5578 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5579 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5580 Removed code to allocate, initialize or free expanded_lr_out.
5581 (df_rd_bb_local_compute_process_def): Restructured to make more
5583 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
5584 sets if the sets are being trimmed.
5586 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
5589 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
5590 (as_vers): Likewise.
5591 * configure: Regenerated.
5593 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5596 * tree-pass.h (pass_build_alias): New pass.
5597 * tree-ssa-alias.c (gate_build_alias): New.
5598 (pass_build_alias): New.
5599 * passes.c (init_optimization_passes): Add pass_build_alias after
5600 pass_create_structure_vars.
5602 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
5604 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
5605 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
5606 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
5607 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
5608 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
5609 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
5610 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
5611 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
5612 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
5613 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
5614 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
5615 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
5616 * config/s390/s390.md (FP_ALL): New mode iterator.
5617 (_d): New mode attribute.
5618 ("*signbit<mode>2>"): Changed mode of first operand.
5619 ("isinf<mode>2"): Changed mode of first operand.
5620 ("*TDC_insn"): Adaptation for DFP modes.
5622 2008-01-22 Ben Elliston <bje@au.ibm.com>
5624 * tree.c (check_qualified_type): Improve function description.
5626 2008-01-21 Jason Merrill <jason@redhat.com>
5629 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
5630 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
5633 2008-01-21 DJ Delorie <dj@redhat.com>
5635 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
5638 2008-01-21 Richard Guenther <rguenther@suse.de>
5641 * tree-cfg.c (verify_expr): Allow all invariant expressions
5642 instead of just constant class ones as reference argument.
5643 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
5644 like any other constant.
5645 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
5647 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
5649 * regmove.c (fixup_match_1): Update call crossed frequencies.
5651 2008-01-21 Richard Guenther <rguenther@suse.de>
5654 * tree-inline.c (setup_one_parameter): Deal with mismatched
5655 types using a VIEW_CONVERT_EXPR.
5657 2008-01-21 Alon Dayan <alond@il.ibm.com>
5658 Olga Golovanevsky <olga@il.ibm.com>
5660 PR tree-optimization/34701
5661 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
5662 when the structure size is not a power of 2.
5664 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
5666 * doc/install.texi: Add doc for --enable-checking=df.
5668 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
5670 PR rtl-optimization/34808
5671 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
5673 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5675 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
5678 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
5680 PR rtl-optimization/26854
5681 PR rtl-optimization/34400
5682 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
5684 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
5685 (df_rd_bb_info.expanded_lr_out): New.
5686 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
5687 * loop_iv.c (iv_analysis_loop_init): Ditto.
5688 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
5689 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
5690 Added code to allocate, initialize or free expanded_lr_out.
5691 (df_rd_bb_local_compute_process_def): Restructured to make
5692 more understandable.
5693 (df_rd_confluence_n): Add code to do nothing with fake edges and
5694 code to no apply invalidate_by_call sets if the sets are being trimmed.
5695 (df_lr_local_finalize): Renamed to df_lr_finalize.
5696 (df_live_local_finalize): Renamed to df_live_finalize.
5698 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
5701 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
5702 deciding whether to use reciprocal instructions.
5704 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
5706 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
5707 dwarf2out_note_section_used if cold_text_section is NULL.
5709 2008-01-19 Jakub Jelinek <jakub@redhat.com>
5711 PR gcov-profile/34610
5712 * tree-cfg.c (make_edges): Mark both outgoing edges from
5713 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
5714 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
5715 from OMP_FOR and OMP_CONTINUE outgoing edges.
5717 * tree-profile.c (tree_profiling): Return early if
5718 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
5720 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
5721 from cfun to child_cfun.
5722 * function.h (struct function): Add after_tree_profile bit.
5724 2008-01-19 Anatoly Sokolov <aesok@post.ru>
5726 * config/avr/avr.S (_exit): Disable interrupt.
5728 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
5729 Steven Bosscher <stevenb.gcc@gmail.com>
5731 PR rtl-optimization/26854
5732 PR rtl-optimization/34400
5733 * df-problems.c (df_live_scratch): New scratch bitmap.
5734 (df_live_alloc): Allocate df_live_scratch when doing df_live.
5735 (df_live_reset): Clear the proper bitmaps.
5736 (df_live_bb_local_compute): Only process the artificial defs once
5737 since the order is not important.
5738 (df_live_init): Init the df_live sets only with the variables
5739 found live by df_lr.
5740 (df_live_transfer_function): Use the df_lr sets to prune the
5741 df_live sets as they are being computed.
5742 (df_live_free): Free df_live_scratch.
5744 2008-01-18 Ian Lance Taylor <iant@google.com>
5746 * common.opt: Add fmerge-debug-strings.
5747 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
5748 flag_merge_debug_strings rather than flag_merge_constants.
5749 * doc/invoke.texi (Option Summary): Mention
5750 -fmerge-debug-strings.
5751 (Debugging Options): Document -fmerge-debug-strings.
5753 2008-01-18 Ian Lance Taylor <iant@google.com>
5756 * tree.h (DECL_IS_OPERATOR_NEW): Define.
5757 (struct tree_function_decl): Add new field operator_new_flag.
5758 * tree-inline.c (expand_call_inline): When inlining a call to
5759 operator new, force the return value to go into a variable, and
5760 set DECL_NO_TBAA_P on that variable.
5761 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
5763 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
5766 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
5767 DWARF2_DEBUGGING_INFO.
5768 (dwarf2out_note_section_used): Ditto. Add prototype.
5769 (have_multiple_function_sections, text_section_used,
5770 cold_text_section_used, *cold_text_sections): Move declarations
5773 2008-01-17 Bob Wilson <bob.wilson@acm.org>
5775 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
5776 field and add signal_ra.
5777 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
5778 assignments to frame state pc. Move end of stack check after
5779 MD_FALLBACK_FRAME_STATE_FOR.
5780 (uw_update_context_1): Use frame state signal_regs if set, instead
5781 of checking signal_frame flag.
5782 (uw_update_context): Use frame state signal_ra if set.
5783 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
5784 * config/xtensa/linux-unwind.h: New file.
5786 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
5788 * modulo-sched.c (get_sched_window): Fix comment typo.
5790 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
5792 PR tree-optimization/34648
5793 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
5795 2008-01-17 Anatoly Sokolov <aesok@post.ru>
5797 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
5798 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
5800 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
5802 PR rtl-optimization/34400
5803 * df-core.c (df_worklist_dataflow_overeager,
5804 df_worklist_dataflow_doublequeue): New functions.
5805 (df_worklist_dataflow): Two different worklist solvers.
5806 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
5809 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5812 * doc/invoke.texi: Document the dependence on pthread for fopenmp
5813 and ftree-parallelize-loops.
5815 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
5817 PR rtl-optimization/34826
5818 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
5820 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
5822 * global.c (find_reg): Mark the eh regs as used if necessary.
5823 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
5824 * ra.h (struct allocno): no_eh_reg field added. Changed
5825 no_stack_reg type to bitfield.
5827 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
5829 * tree.c (substitute_in_expr): Add missing 'break'.
5831 2008-01-17 Richard Guenther <rguenther@suse.de>
5833 PR tree-optimization/34825
5834 * tree-ssa-math-opts.c (is_division_by): Do not recognize
5835 x / x as division to handle.
5837 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5839 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
5840 "-pthread" is specified.
5841 * pa-hpux11.h (LIB_SPEC): Likewise.
5843 2008-01-16 Janis Johnson <janis187@us.ibm.com>
5844 Peter Bergner <bergner@vnet.ibm.com>
5846 PR rtl-optimization/33796
5847 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
5849 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5851 PR libgfortran/34699
5852 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
5854 * pa-hpux10.h (LINK_SPEC): Likewise.
5855 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
5857 2008-01-16 Richard Guenther <rguenther@suse.de>
5860 * fold-const.c (fold_convert_const_int_from_int): Do not
5861 set overflow if that occured only because of a sign extension
5862 change when converting from/to a sizetype with the same
5863 precision and signedness.
5865 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5868 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
5869 location address to the correct place. Update copyright year.
5871 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5873 * lambda-code.c (lambda_transform_legal_p): Handle the case of
5874 no dependences in the dependence_relations vector.
5876 2008-01-16 Jan Hubicka <jh@suse.cz>
5878 PR rtl-optimization/31396
5879 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
5880 * cfg.c (dump_reg_info): Print it.
5881 * regs.h (struct reg_info_t): add freq_calls_crossed.
5882 (REG_FREQ_CALLS_CROSSED): New macro.
5883 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
5884 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
5885 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
5886 regmove_optimize): Update call crossed frequencies.
5887 * local-alloc.c (struct qty): Add freq_calls_crossed.
5888 (alloc_qty): Copute freq_calls_crossed.
5889 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
5890 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
5891 * ra.h (struct allocno): Add freq_calls_crossed.
5893 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5895 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
5896 libgomp when compiling with ftree-parallelize-loops.
5897 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
5899 2008-01-16 Richard Guenther <rguenther@suse.de>
5901 PR tree-optimization/34769
5902 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
5903 * tree.c (int_cst_value): Instead make this function more
5904 permissive in what it accepts as valid input. Document this
5905 function always sign-extends the value.
5907 2008-01-16 Jakub Jelinek <jakub@redhat.com>
5908 Richard Guenther <rguenther@suse.de>
5911 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
5912 (gimple_fold_indirect_ref_rhs): ... this.
5913 (gimple_fold_indirect_ref): New function with foldings
5914 that preserve lvalueness.
5915 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
5916 * tree-flow.h (gimple_fold_indirect_ref): Declare.
5917 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
5918 to fold an INDIRECT_REF, fall back to the old use of
5919 fold_indirect_ref_1.
5921 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
5923 * tree-data-ref.c (subscript_dependence_tester_1): Call
5924 free_conflict_function.
5925 (compute_self_dependence): Same.
5927 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
5930 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
5931 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
5933 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
5934 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
5935 for DWARF2_UNWIND_INFO targets.
5937 2008-01-16 Richard Guenther <rguenther@suse.de>
5940 * c-typeck.c (common_pointer_type): Do not merge inconsistent
5941 type qualifiers for function types.
5943 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
5945 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
5946 loop_iterator li from previous commit.
5948 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
5950 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
5952 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5954 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
5955 (parallelize_loops): Don't parallelize irreducible components.
5957 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5960 * c-opts (c_common_post_options): Do not enable CPP
5961 flag_pedantic_errors by default.
5963 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
5965 PR rtl-optimization/31944
5966 * cse.c (remove_pseudo_from_table): New function.
5967 (merge_equiv_classes): Use above function to remove pseudo-registers.
5968 (invalidate): Likewise.
5970 2008-01-13 Richard Guenther <rguenther@suse.de>
5973 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
5974 instead of TYPE_MODE to deal with calls from expand_one_error_var.
5976 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
5978 * gcse.c (cprop_jump): Call validate_unshare_change instead of
5979 validate_change to unshare the source of the PC set.
5981 2008-01-12 Jan Hubicka <jh@suse.cz>
5984 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
5985 references above array bounds. This might trigger bounds checks for
5988 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
5990 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
5991 new_replaceable_dependencies.
5993 2008-01-12 Doug Kwan <dougkwan@google.com>
5995 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
5996 instead of OPT_Wreturn_type in warning due to ignored return type
5998 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
5999 options included in -Wextra.
6000 * c.opt: New option -Wignored_qualifiers.
6001 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6002 -Wignore_qualifiers.
6003 (-Wignored-qualifiers): Document.
6004 (-Wreturn-type): Remove description of functionality now handled
6005 by -Wignored-qualifiers.
6007 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6010 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6011 NOP_EXPR if it is between integral types with the same precision.
6013 2008-01-12 Jan Hubicka <jh@suse.cz>
6016 * invoke.texi (max-inline-recursive-depth): Fix default value.
6018 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6020 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6023 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6025 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6027 2008-01-11 James E. Wilson <wilson@specifix.com>
6030 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6032 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6034 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6035 save/restore frame pointer register and don't use 'call-prologues'
6036 optimization in function with "OS_task" attribute.
6038 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6041 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6042 when copying to memory.
6044 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6046 PR rtl-optimization/30905
6047 * cfgcleanup.c: Include dce.h
6048 (crossjumps_occured): New global variable.
6049 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6050 If something changed, set crossjumps_occured to true.
6051 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6052 Don't add/remove fake edges to exit here...
6053 (cleanup_cfg): ...but do it here, when crossjumping.
6054 Run a fast DCE when successful crossjumps occured in the latest
6055 iteration of try_optimize_cfg.
6057 2008-01-11 Richard Guenther <rguenther@suse.de>
6059 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6060 (struct vn_unary_op_s): Likewise.
6061 (vn_reference_insert): Free old reference on hash collision.
6063 2008-01-10 Raksit Ashok <raksit@google.com>
6065 PR rtl-optimization/27971
6066 * combine.c (find_split_point): Split PLUS expressions which are
6067 inside a MEM rtx, and whose first operand is complex.
6069 2008-01-10 DJ Delorie <dj@redhat.com>
6071 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6072 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6073 (m32c_hard_regno_ok): Call the underlying function.
6075 2008-01-10 Richard Guenther <rguenther@suse.de>
6078 * tree-cfg.c (tree_merge_blocks): Do not go through the
6079 full-blown folding and stmt updating path if we just deal
6080 with virtual operands.
6081 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6082 test for abnormal SSA_NAMEs.
6084 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6087 * reload.c (push_reload): Add assertions. All constants from
6088 reg_equiv_constant should have been used for replacing the respective
6090 (find_reloads_address): Invoke find_reloads_address_part for
6091 constant taken from the reg_equiv_constant array.
6093 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6095 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6096 field (valnum) the first in the struct. Replace bools with
6099 2008-01-10 Richard Guenther <rguenther@suse.de>
6101 PR tree-optimization/34651
6102 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6103 types and ordering for masking and converting.
6105 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6107 PR tree-optimization/34017
6108 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6109 also for PHI_NODE expressions.
6111 2008-01-09 Jan Hubicka <jh@suse.cz>
6113 PR tree-optimization/34708
6114 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6115 based on number of case labels.
6116 (init_inline_once): Remove switch_cost.
6117 * tree-inline.h (eni_weights_d): Remove switch_cost.
6119 2008-01-09 Richard Guenther <rguenther@suse.de>
6120 Andrew Pinski <andrew_pinski@playstation.sony.com>
6123 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6124 temporary if an rvalue is ok or an lvalue is not required.
6126 2008-01-09 Richard Guenther <rguenther@suse.de>
6129 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6132 2008-01-09 Richard Guenther <rguenther@suse.de>
6135 * tree.c (host_integerp): Check for sizetype only if the
6136 type is an integer type.
6138 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6141 * opts.c (decode_options): Disable inlining of functions called
6142 once if not in unit-at-a-time mode.
6144 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6146 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6148 2008-01-08 Richard Guenther <rguenther@suse.de>
6151 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6152 out early if the result will be unused.
6154 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6159 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6160 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6163 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6165 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6166 for vectorization tuned.
6168 2008-01-08 Richard Guenther <rguenther@suse.de>
6170 PR tree-optimization/34683
6171 * tree-ssa-operands.c (operand_build_cmp): Export.
6172 * tree-ssa-operands.h (operand_build_cmp): Declare.
6173 * tree-vn.c (vuses_compare): Remove.
6174 (sort_vuses): Use operand_build_cmp.
6175 (sort_vuses_heap): Likewise.
6176 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6177 to re-use old VEC if available. Do not sort already sorted VUSEs.
6178 (vdefs_to_vec): Do not sort already sorted VDEFs.
6180 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6183 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6185 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6188 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6189 limitations of reciprocal sequences on x86 targets.
6191 2008-01-08 Richard Guenther <rguenther@suse.de>
6193 PR tree-optimization/34683
6194 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6196 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6199 * config/darwin.c (darwin_mergeable_string_section): Don't use
6200 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6202 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6205 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6206 negxf2. Macroize expander using X87MODEF mode iterator. Change
6207 predicates of op0 and op1 to register_operand.
6208 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6209 expander using X87MODEF mode iterator. Change predicates of
6210 op0 and op1 to register_operand.
6211 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6212 corresponding patterns and macroize using MODEF macro. Change
6213 predicates of op0 and op1 to register_operand and remove
6214 "m" constraint. Disparage "r" alternative with "!".
6215 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6216 macroize using X87MODEF macro. Change predicates of op0 and op1
6217 to register_operand and remove "m" constraint. Disparage "r"
6218 alternative with "!".
6219 (absneg splitter with memory operands): Remove.
6220 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6221 patterns and macroize using X87MODEF mode iterator.
6222 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6223 Change predicate of op1 to register_operand.
6224 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6225 for memory operands.
6227 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6229 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6231 2008-01-07 Richard Guenther <rguenther@suse.de>
6233 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6236 2008-01-07 Richard Guenther <rguenther@suse.de>
6238 PR tree-optimization/34683
6239 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6240 VOPs of the needed size to save memory. Use VEC_quick_push
6241 to save compile-time.
6242 (vdefs_to_vec): Likewise.
6244 2008-01-07 Sa Liu <saliu@de.ibm.com>
6246 * config/spu/spu.md (divdf3): Genetate inline code for double
6247 division. The implementation doesn't handle INF or NAN, therefore it
6248 only applies when -ffinite-math-only is given.
6250 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6253 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6254 * doc/cpp.texi ([Common Predefined Macros]): Document.
6256 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6258 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6259 order to use commutative addition instead of subtraction.
6261 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6262 Mircea Namolaru <namolaru@il.ibm.com>
6263 Vladimir Yanovsky <yanov@il.ibm.com>
6264 Revital Eres <eres@il.ibm.com>
6266 PR tree-optimization/34263
6267 * tree-outof-ssa.c (process_single_block_loop_latch,
6268 contains_tree_r): New functions.
6269 (analyze_edges_for_bb): Call process_single_block_loop_latch
6270 function to empty single-basic-block latch block if possible.
6272 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6274 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6276 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6278 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6280 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6282 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6284 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6286 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6288 PR tree-optimization/34618
6289 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6292 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6295 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6296 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6297 Update copyright year.
6299 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6300 Update copyright year.
6301 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6304 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6306 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6307 edge does not point to current bb before changing need_assert.
6309 2008-01-04 Richard Guenther <rguenther@suse.de>
6312 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6313 for verifying purposes if they are is_gimple_min_invariant.
6315 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6317 PR tree-optimization/34448
6318 PR tree-optimization/34465
6319 * gimplify.c (gimplify_init_constructor): Add new parameter
6320 notify_temp_creation. Use it.
6321 (gimplify_modify_expr_rhs): Take volatiles into account when
6322 optimizing constructors.
6323 Do not optimize constructors if gimplify_init_constructor will dump to
6325 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6326 * gcc.c-torture/compile/pr34448.c: New.
6328 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6330 PR gcov-profile/34609
6331 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6332 return_slot if result is TREE_ADDRESSABLE.
6334 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6336 * config/mips/mips.md (sqrt_condition): Tweak comment.
6337 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6339 2008-01-03 Tom Tromey <tromey@redhat.com>
6342 * c-common.c (c_type_hash): Handle VLAs.
6344 2008-01-03 Jan Hubicka <jh@suse.cz>
6346 PR tree-optimization/31081
6347 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6348 0 when inlining and not inlining to first basic block.
6349 (remap_decl): When var is initialized to 0, don't set default_def.
6350 (expand_call_inline): Set entry_bb.
6351 * tree-inline.h (copy_body_data): Add entry_bb.
6353 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6356 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6359 PR tree-optimization/29484
6360 * tree-inline.c (inline_forbidden_p_2): New function.
6361 (inline_forbidden_p): Disallow inlining if some static var
6362 has an address of a local LABEL_DECL in its initializer.
6363 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6366 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6368 PR tree-optimization/34635
6369 * tree-data-ref.c (add_other_self_distances): Make sure that the
6370 evolution step is constant.
6372 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6375 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6377 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6379 * tree-sra.c (scalarize_init): Insert the generate_element_init
6380 statements after the generate_element_zero statements.
6382 2008-01-02 Richard Guenther <rguenther@suse.de>
6386 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6387 for very large number of operands instead of ICEing.
6389 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6392 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6393 while stack probing.
6395 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
6397 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
6400 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
6403 * tree-mudflap.c (mx_register_decls): Guard warning by
6404 !DECL_ARTIFICIAL check.
6406 2008-01-01 Jakub Jelinek <jakub@redhat.com>
6408 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
6409 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
6410 sse5_perm<mode>): Fix constraints.