1 2008-04-29 Richard Guenther <rguenther@suse.de>
4 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6 2008-04-29 Richard Guenther <rguenther@suse.de>
8 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
9 (compute_may_aliases): Do not call finalize_ref_all_pointers.
10 (compute_flow_insensitive_aliasing): Do not treat
11 PTR_IS_REF_ALL pointers special.
12 (get_smt_for): Likewise.
13 (may_alias_p): Re-structure.
14 (is_escape_site): A ref-all pointer conversion is not an escape site.
15 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
16 PTR_IS_REF_ALL pointers special.
17 * tree-ssa-structalias.h (struct alias_info): Remove
18 ref_all_symbol_mem_tag field.
19 (PTR_IS_REF_ALL): Remove.
21 2008-04-29 Richard Guenther <rguenther@suse.de>
24 * fold-const.c (extract_muldiv_1): In combining division constants
25 make sure to never overflow.
27 2008-04-29 Nick Clifton <nickc@redhat.com>
29 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
31 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
34 * optc-gen.awk: Work around HP-UX/IA awk bug.
36 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
38 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
41 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
45 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
46 Change operand 1 predicate to nonimmediate_operand.
48 2008-04-28 Jakub Jelinek <jakub@redhat.com>
51 * dwarf2out.c (struct die_struct): Mark as chain_circular through
53 * gengtype.c (walk_type, write_func_for_structure): Handle
55 * doc/gty.texi: Document chain_circular.
57 2008-04-28 Richard Guenther <rguenther@suse.de>
59 PR tree-optimization/36066
60 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
63 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
67 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
68 Use match_scratch instead of match_operand for operands 3 and 4.
70 2008-04-27 Richard Guenther <rguenther@suse.de>
72 PR tree-optimization/18754
73 PR tree-optimization/34223
74 * tree-pass.h (pass_complete_unrolli): Declare.
75 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
76 loop size before and after unconditionally of UL_NO_GROWTH in effect.
77 Rewrite loop into loop closed SSA form if it is not already.
78 (tree_unroll_loops_completely): Re-structure to iterate over
79 innermost loops with intermediate CFG cleanups.
80 Unroll outermost loops only if requested or the code does not grow
82 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
84 (tree_vectorize): Instead do so here.
85 (tree_complete_unroll): Also unroll outermost loops.
86 (tree_complete_unroll_inner): New function.
87 (gate_tree_complete_unroll_inner): Likewise.
88 (pass_complete_unrolli): New pass.
89 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
90 uses outside of the loop.
91 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
92 form if it is available.
93 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
94 * passes.c (init_optimization_passes): Schedule complete inner
95 loop unrolling pass before the first CCP pass after final inlining.
97 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
99 * targhooks.h (default_emutls_var_fields,
100 default_emutls_var_init): Declare.
101 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
102 * target.h (struct gcc_target): Add struct emutls member.
103 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
104 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
105 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
106 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
107 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
108 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
109 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
110 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
111 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
112 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
113 emit debug information.
114 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
115 * varasm.c: Include targhooks.h.
116 (emutls_object_section, emutls_tmpl_section): New.
117 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
118 (EMUTLS_SEPARATOR): New.
120 (get_emutls_object_name): New.
121 (default_emutls_var_fields): New, broken out of ...
122 (get_emutls_object_type): ... here. Adjust to use target hooks.
123 (get_emutls_init_templ_addr): Adjust to use target hooks.
124 (emutls_decl): Adjust to use target hooks.
125 (emutls_finish): Likewise.
126 (default_emutls_var_init): New, broken out of ...
127 (assemble_variable): ... here. Adjust to use target hooks.
128 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
130 * c-common.c (handle_section_attribute): Prevent overriding
131 sections for emulated tls with special sections.
132 * config/i386/i386.c (x86_64_elf_select_section): Add
133 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
134 (x86_64_elf_unique_section): Likewise.
135 * config/vxworks.c: Include tree.h.
136 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
137 (vxworks_override_options): Set TLS scheme.
138 * doc/tm.texi (Emulated TLS): New node.
140 2008-04-26 Simon Baldwin <simonb@google.com>
143 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
144 with propagated string constants.
146 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
148 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
149 constraint for operand 2 when operand 0 is memory operand.
150 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
151 operand 0 is memory operand.
152 (fix_trunc<mode>_i387_with_temp): Ditto.
153 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
154 operand 2 when operand 1 is memory operand.
155 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
156 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
157 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
158 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
159 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
160 operands 2,3 and 4 when operand 1 is memory operand.
161 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
163 (fistdi2_floor_with_temp): Ditto.
164 (fist<mode>2_floor_with_temp): Ditto.
165 (fistdi2_ceil_with_temp): Ditto.
166 (fist<mode>2_ceil_with_temp): Ditto.
167 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
169 2008-04-26 David Daney <ddaney@avtrex.com>
171 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
173 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
174 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
175 UNSPEC_UPDATE_GOT_VERSION): Renumber.
176 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
177 (compare_and_swap_12): New insn.
178 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
179 * config/mips/mips.c (mips_force_binary): New function.
180 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
181 (mips_expand_compare_and_swap_12): New function.
182 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
184 2008-04-25 Jan Hubicka <jh@suse.cz>
187 * cfgexpand.c (pass_expand): Turn into RTL pass.
188 * passes.c (execute_one_pass): Do pass typechecking after execution.
189 * tree-pass.h (pass_expand): Turn into RTL pass.
191 * function.h (struct rtl_data): Move here fields
192 accesses_prior_frames, calls_eh_return, saves_all_registers,
193 has_nonlocal_goto, has_asm_statement, is_thunk,
194 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
195 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
196 arg_pointer_save_area_init from struct function; turn into bool.
197 (struct function): Move
198 calls_eh_return, saves_all_registers, has_nonlocal_goto,
199 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
200 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
201 tail_call_emit, arg_pointer_save_area_init
202 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
203 (current_function_returns_struct, current_function_returns_pcc_struct,
204 current_function_calls_setjmp, current_function_calls_alloca,
205 current_function_accesses_prior_frames,
206 current_function_calls_eh_return, current_function_is_thunk,
207 current_function_stdarg, current_function_profile,
208 current_function_limit_stack, current_function_uses_pic_offset_table,
209 current_function_uses_const_pool, current_function_has_nonlocal_label,
210 current_function_saves_all_registers,
211 current_function_has_nonlocal_goto,
212 current_function_has_asm_statement): Remove accesor macros.
213 * ra-conflict.c (global_conflicts): Update.
214 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
215 (suitable_for_tail_call_opt_p): Update.
216 * builtins.c (expand_builtin_return_addr): Update.
217 (expand_builtin_setjmp_setup): Update.
218 (expand_builtin_nonlocal_goto): Update.
219 * final.c (final_start_function): Update.
220 (profile_function): Update.
221 (leaf_function_p): Update.
222 (only_leaf_regs_used): Update.
223 * df-scan.c (df_get_exit_block_use_set): Update.
224 * dojump.c (clear_pending_stack_adjust): Update.
225 * tree-stdarg.c (gate_optimize_stdarg): Update.
226 * gimple-low.c (lower_function_body): Update.
227 * global.c (compute_regsets): Update.
228 (global_alloc): Update.
229 * dwarf2out.c (dwarf2out_begin_prologue): Update.
230 * expr.c (expand_assignment): Update.
231 * dse.c (dse_step0): Update.
233 * c-decl.c (store_parm_decls): Update.
234 * local-alloc.c (combine_regs): Update.
235 (find_free_reg): Update.
236 * function.c (assign_parms_augmented_arg_list): Update.
237 (assign_parm_find_data_types): Update.
238 (assign_parms): Update.
239 (allocate_struct_function): Update.
240 (expand_function_start): Update.
241 (expand_function_end): Update.
242 (get_arg_pointer_save_area): Update.
243 (thread_prologue_and_epilogue_insns): Update.
244 (rest_of_match_asm_constraints): Update.
245 * stor-layout.c (variable_size): Update.
246 * gcse.c (gcse_main): Update.
247 (bypass_jumps): Update.
248 * gimplify.c (gimplify_function_tree): Update.
249 * calls.c (emit_call_1): Update.
250 (expand_call): Update.
251 * bt-load.c (compute_defs_uses_and_gen): Update.
252 * except.c (sjlj_assign_call_site_values): Update.
253 (sjlj_emit_function_enter): Update.
254 (can_throw_external): Update.
255 (set_nothrow_function_flags): Update.
256 (expand_builtin_unwind_init): Update.
257 (expand_eh_return): Update.
258 (convert_to_eh_region_ranges): Update.
259 (output_function_exception_table): Update.
260 * emit-rtl.c (gen_tmp_stack_mem): Update.
261 * cfgexpand.c (expand_used_vars): Update.
262 (tree_expand_cfg): Update.
263 * cfgcleanup.c (rest_of_handle_jump): Update.
264 * explow.c (allocate_dynamic_stack_space): Update.
265 * varasm.c (assemble_start_function): Update.
266 (force_const_mem): Update.
267 (mark_constant_pool): Update.
268 * tree-optimize.c (tree_rest_of_compilation): Update.
269 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
270 * tree-cfg.c (notice_special_calls): Update.
271 (is_ctrl_altering_stmt): Update.
272 (tree_can_make_abnormal_goto): Update.
273 (tree_purge_dead_abnormal_call_edges): Update.
274 * config/alpha/predicates.md: Update.
275 * config/alpha/alpha.c (alpha_sa_mask): Update.
276 (alpha_sa_size): Update.
277 (alpha_does_function_need_gp): Update.
278 (alpha_expand_prologue): Update.
279 (alpha_start_function): Update.
280 (alpha_output_function_end_prologue): Update.
281 (alpha_expand_epilogue): Update.
282 * config/frv/frv.c (frv_stack_info): Update.
283 (frv_expand_epilogue): Update.
284 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
285 (s390_register_info): Update.
286 (s390_frame_info): Update.
287 (s390_init_frame_layout): Update.
288 (s390_can_eliminate): Update.
290 * config/spu/spu.c (spu_split_immediate): Update.
291 (need_to_save_reg): Update.
292 (spu_expand_prologue): Update.
293 (spu_expand_epilogue): Update.
294 * config/sparc/sparc.md: Update.
295 * config/sparc/sparc.c (eligible_for_return_delay): Update.
296 (sparc_tls_got): Update.
297 (legitimize_pic_address): Update.
298 (sparc_emit_call_insn): Update.
299 (sparc_expand_prologue): Update.
300 (output_return): Update.
301 (print_operand): Update.
302 (sparc_function_ok_for_sibcall): Update.
303 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
304 * config/m32r/m32r.md: Update.
305 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
306 (m32r_compute_frame_size): Update.
307 (m32r_expand_prologue): Update.
308 (m32r_expand_epilogue): Update.
309 (m32r_legitimize_pic_address): Update.
310 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
311 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
312 * config/i386/i386.c (ix86_frame_pointer_required): Update.
314 (ix86_save_reg): Update.
315 (ix86_compute_frame_layout): Update.
316 (ix86_expand_prologue): Update.
317 (ix86_expand_epilogue): Update.
318 * config/sh/sh.c (output_stack_adjust): Update.
319 (calc_live_regs): Update.
320 (sh5_schedule_saves): Update.
321 (sh_expand_prologue): Update.
322 (sh_expand_epilogue): Update.
323 (sh_setup_incoming_varargs): Update.
324 (sh_allocate_initial_value): Update.
325 (sh_get_pr_initial_val): Update.
326 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
327 * config/sh/sh.md (label:): Update.
328 * config/avr/avr.c (out_movhi_mr_r): Update.
329 * config/crx/crx.h (enum): Update.
330 * config/xtensa/xtensa.h (along): Update.
331 * config/stormy16/stormy16.c Update.
332 (xstormy16_compute_stack_layout): Update.
333 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
334 (fr30_expand_prologue): Update.
335 * config/cris/cris.c (cris_conditional_register_usage): Update.
336 (cris_reg_saved_in_regsave_area): Update.
337 (cris_initial_frame_pointer_offset): Update.
338 (cris_simple_epilogue): Update.
339 (cris_expand_prologue): Update.
340 (cris_expand_epilogue): Update.
341 (cris_expand_pic_call_address): Update.
342 (cris_asm_output_symbol_ref): Update.
343 (cris_asm_output_label_ref): Update.
344 * config/cris/cris.md Update.
345 * config/iq2000/iq2000.c (compute_frame_size): Update.
346 (iq2000_expand_epilogue): Update.
347 * config/mt/mt.h (save_direction): Update.
348 * config/mn10300/mn10300.c (mn10300_function_value): Update.
349 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
350 (ia64_secondary_reload_class): Update.
351 * config/m68k/m68k.c (m68k_save_reg): Update.
352 (m68k_expand_prologue): Update.
353 (m68k_expand_epilogue): Update.
354 (legitimize_pic_address): Update.
355 * config/rs6000/rs6000.c (rs6000_got_register): Update.
356 (first_reg_to_save): Update.
357 (first_altivec_reg_to_save): Update.
358 (compute_vrsave_mask): Update.
359 (compute_save_world_info): Update.
360 (rs6000_stack_info): Update.
361 (spe_func_has_64bit_regs_p): Update.
362 (rs6000_ra_ever_killed): Update.
363 (rs6000_emit_eh_reg_restore): Update.
364 (rs6000_emit_allocate_stack): Update.
365 (rs6000_emit_prologue): Update.
366 (rs6000_emit_epilogue): Update.
367 (rs6000_output_function_epilogue): Update.
368 (output_profile_hook): Update.
369 (rs6000_elf_declare_function_name): Update.
370 * config/rs6000/rs6000.h (rs6000_args): Update.
371 * config/rs6000/rs6000.md: Update.
372 * config/mcore/mcore.c (mcore_expand_prolog): Update.
373 * config/arc/arc.c (arc_output_function_epilogue): Update.
374 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
375 * config/darwin.c (machopic_function_base_name): Update.
376 * config/score/score3.c (score3_compute_frame_size): Update.
379 (score3_epilogue): Update.
380 * config/score/score7.c (score7_compute_frame_size): Update.
381 (score7_prologue): Update.
382 (score7_epilogue): Update.
383 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
384 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
385 * config/arm/arm.c (use_return_insn): Update.
386 (require_pic_register): Update.
387 (arm_load_pic_register): Update.
388 (arm_compute_save_reg0_reg12_mask): Update.
389 (arm_compute_save_reg_mask): Update.
390 (thumb1_compute_save_reg_mask): Update.
391 (output_return_instruction): Update.
392 (arm_output_function_prologue): Update.
393 (arm_output_epilogue): Update.
394 (arm_get_frame_offsets): Update.
395 (arm_expand_prologue): Update.
396 (thumb_pushpop): Update.
397 (thumb_exit): Update.
398 (thumb1_expand_prologue): Update.
399 (thumb1_expand_epilogue): Update.
400 (arm_unwind_emit): Update.
401 (arm_output_fn_unwind): Update.
402 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
403 * config/arm/arm.md: Update.
404 * config/pa/pa.md: Update.
405 * config/pa/pa.c (legitimize_pic_address): Update.
406 (compute_frame_size): Update.
407 (hppa_expand_prologue): Update.
408 (hppa_expand_epilogue): Update.
409 (borx_reg_operand): Update.
410 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
411 (HARD_REGNO_RENAME_OK): Update.
412 * config/mips/mips.c (mips_global_pointer): Update.
413 (mips_save_reg_p): Update.
414 (mips_compute_frame_info): Update.
415 (mips_frame_pointer_required): Update.
416 (mips_expand_prologue): Update.
417 (mips_expand_epilogue): Update.
418 (mips_can_use_return_insn): Update.
419 (mips_reorg_process_insns): Update.
420 * config/v850/v850.c (compute_register_save_size): Update.
421 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
422 * config/mmix/mmix.c (along): Update.
423 (mmix_expand_epilogue): Update.
424 * config/bfin/bfin.c (legitimize_pic_address): Update.
425 (must_save_p): Update.
426 (stack_frame_needed_p): Update.
427 (add_to_reg): Update.
428 (bfin_expand_prologue): Update.
429 * stmt.c (expand_asm_operands): Update.
430 * reload1.c (reload): Update.
431 (init_elim_table): Update.
433 2008-04-25 Bob Wilson <bob.wilson@acm.org>
435 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
437 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
439 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
441 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
442 (mov<mode>): Removed.
443 (*movv4sf_internal): Likewise.
444 (*movv2df_internal): Likewise.
446 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
448 * config.gcc (crx-*-elf): Remove deprecation.
450 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
452 * config/i386/cygming-crtend.c (register_frame_ctor): Register
453 __gcc_deregister_frame with atexit.
454 (deregister_frame_dtor): Remove.
456 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
457 Nathan Sidwell <nathan@codesourcery.com>
459 * config/rs6000/rs6000.opt (mspe): Remove Var property.
461 * config/rs6000/rs6000.h (rs6000_spe): Declare.
462 (rs6000_isel): Likewise.
463 * config/rs6000/rs6000.c (rs6000_spe): New variable.
464 (rs6000_isel): New variable.
465 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
467 2008-04-24 Jakub Jelinek <jakub@redhat.com>
470 * c-common.c (handle_vector_size_attribute): Call
471 lang_hooks.types.reconstruct_complex_type instead of
472 reconstruct_complex_type.
473 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
474 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
475 * langhooks.h (struct lang_hooks_for_types): Add
476 reconstruct_complex_type hook.
477 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
478 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
480 2008-04-24 Richard Guenther <rguenther@suse.de>
482 * c-common.h (check_builtin_function_arguments): Declare.
483 * c-common.c (validate_nargs): New function.
484 (check_builtin_function_arguments): Likewise.
485 * c-typeck.c (build_function_call): Call
486 check_builtin_function_arguments.
487 * builtins.c (fold_builtin_classify): Remove error reporting code.
488 (fold_builtin_unordered_cmp): Likewise.
489 (fold_builtin_1): Likewise.
490 (fold_builtin_n): Likewise.
492 2008-04-24 Jakub Jelinek <jakub@redhat.com>
494 PR tree-optimization/36008
495 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
496 the original op1, rather than delta by step.
498 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
499 Sebastian Pop <sebastian.pop@amd.com>
501 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
502 eliminate_local_variables_stmt, eliminate_local_variables,
503 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
504 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
505 of code delimited by two edges in the CFG.
506 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
507 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
508 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
509 the case of parallelisation of reductions.
510 (expr_invariant_in_region_p): New.
512 * tree-flow.h (gather_blocks_in_sese_region): Declared.
513 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
515 2008-04-24 Ira Rosen <irar@il.ibm.com>
516 Richard Guenther <rguenther@suse.de>
518 PR tree-optimization/36034
519 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
520 incapable of dealing with loads with gaps.
522 2008-04-24 Rafael Espindola <espindola@google.com>
524 * tree-flow.h (vrp_evaluate_conditional): Change signature.
525 * tree-ssa-propagate.c (fold_predicate_in): Update call to
526 vrp_evaluate_conditional.
527 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
528 (vrp_evaluate_conditional): Split the cond argument.
529 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
530 (simplify_stmt_for_jump_threading): Update call to
531 vrp_evaluate_conditional.
533 2008-04-24 Ira Rosen <irar@il.ibm.com>
535 PR tree-optimization/35982
536 * tree-vect-analyze.c (vect_check_interleaving): Check that the
537 interleaved data-refs are of the same type.
539 2008-04-24 Danny Smith <dannysmith@users.net>
541 * c-format.c (check_format_info_main): Use strncmp rather than a
542 magic prefix to handle multichar length specs.
543 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
544 Don't prefix "I64" and "I32" with '\0'.
546 2008-04-24 Jakub Jelinek <jakub@redhat.com>
549 * config/i386/i386.c (init_cumulative_args): Don't pass anything
550 in registers for -m32 only if stdarg_p (fntype).
552 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
554 PR rtl-optimization/36006
555 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
556 temp to op0 in order to avoid invalid rtx sharing.
558 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
560 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
561 check TREE_INVARIANT.
562 * tree-gimple.c (is_gimple_address): New.
563 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
564 * tree-gimple.h (is_gimple_address): New.
565 * tree.h (decl_address_invariant_p): New.
566 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
567 (build_string): Likewise.
568 (decl_address_invariant_p): New, from is_gimple_invariant_address.
569 (tree_invariant_p_1): Likewise.
571 (tree_invariant_p): New.
572 (skip_simple_arithmetic): Use it.
573 (stabilize_reference_1): Use it.
574 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
576 (build1_stat): Drop code to compute TREE_INVARIANT.
577 (build2_stat): Drop code to compute TREE_INVARIANT.
578 (build3_stat): Drop code to compute TREE_INVARIANT.
579 (build4_stat): Drop code to compute TREE_INVARIANT.
580 (build5_stat): Drop code to compute TREE_INVARIANT.
581 (build7_stat): Drop code to compute TREE_INVARIANT.
582 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
583 * tree.h (struct tree_base): Remove invariant_flag.
584 (TREE_INVARIANT): Remove.
585 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
586 (fold_builtin_expect): Check TREE_CONSTANT.
587 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
588 * c-tree.h (c_expr_to_decl): Drop third parameter.
589 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
590 (build_c_cast): Don't set TREE_INVARIANT.
591 (pop_init_level): Don't set TREE_INVARIANT.
592 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
593 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
595 (gimplify_init_constructor): Don't set TREE_INVARIANT.
596 (gimplify_addr_expr): Adjust comment.
597 * tree-mudflap.c (mf_build_string):
598 * print-tree.c (print_node): Don't print TREE_INVARIANT.
599 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
600 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
601 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
602 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
603 * langhooks.h (struct lang_hooks): Drop third parameter from
606 2008-04-23 Richard Guenther <rguenther@suse.de>
608 PR tree-optimization/27799
609 PR tree-optimization/32921
610 PR tree-optimization/32624
611 * tree-ssa-structalias.c (merge_smts_into): Only merge the
612 SMTs aliases and the tag itself into the solution.
613 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
614 merge the points-to solution back into the SMT aliases.
615 (may_alias_p): Use alias_set_subset_of instead of
616 aliases_conflict_p. A pointer which points to
617 memory with alias set zero may access any variable.
619 2008-04-23 Richard Guenther <rguenther@suse.de>
621 * alias.c (alias_set_subset_of): Correctly handle asking
622 if zero is a subset of an alias set with zero child.
623 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
624 (compute_flow_insensitive_aliasing): Correctly walk all
625 pointers. Do not unnecessarily union sets.
627 2008-04-23 Richard Guenther <rguenther@suse.de>
630 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
632 2008-04-22 Tomas Bily <tbily@suse.cz>
634 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
636 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
638 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
639 * tree-ssa-structalias.c (get_constraint_for): Likewise.
640 * tree-inline.c (estimate_num_insns_1): Likewise.
641 * varasm.c (const_hash_1, compare_constant, copy_constant)
642 (compute_reloc_for_constant, output_addressed_constants): Likewise.
643 * emit-rtl.c (component_ref_for_mem_expr)
644 (set_mem_attributes_minus_bitpos): Likewise.
645 * expr.c (highest_pow2_factor, expand_expr_real_1, )
646 (is_aligning_offset): Likewise.
647 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
648 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
649 * dojump.c (do_jump): Likewise.
650 * builtins.c (get_pointer_alignment, get_memory_rtx)
651 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
652 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
654 2008-04-23 Jakub Jelinek <jakub@redhat.com>
656 PR rtl-optimization/36017
657 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
658 expanding the library call.
660 2008-04-22 Ian Lance Taylor <iant@google.com>
662 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
665 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
667 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
668 of LR/CTR moves for Power6.
670 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
673 * passes.c (init_optimization_passes): Remove
674 pass_fast_rtl_byte_dce.
676 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
680 builtin functions to generate faster code.
681 (_mm_cvtpu16_ps): Ditto.
682 (_mm_cvtpi32x2_ps): Ditto.
684 2008-04-22 Nick Clifton <nickc@redhat.com>
686 * common.opt (ftree-loop-distribution): Add Optimization
689 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
690 (frv_expand_builtin_va_start): Likewise.
692 * config/arm/arm.c (thumb_find_work_register): Fix location of
693 argument register count.
695 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
697 Support scheduling for ColdFire V1 and V3 microarchitecture.
698 Improve scheduling of multiplication instructions.
700 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
701 (mac): New instruction attribute.
702 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
703 (m68k_sched_mac): New variable.
704 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
705 Handle cfv1 and cfv3.
706 (max_insn_size): New static variable.
707 (struct _sched_ib): New type.
708 (sched_ib): New static variable.
709 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
710 to fields of 'struct _sched_ib sched_ib'. Update all uses.
711 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
713 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
714 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
715 new variables. Update.
716 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
717 Add modeling of cfv3 instruction buffer. Update.
718 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
719 * config/m68k/m68k.h (TUNE_CFV3): New macro.
720 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
721 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
722 a particular reservation applies to.
723 (type2): Reorganize attribute values. Rename alu to alu_reg,
724 alu_l to alu, move_l to omove. Join move to alu. Split mul
726 (cf_ib_*): Simplify description of instruction buffer.
727 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
728 (cf_mem): Split into cf_mem1 and cf_mem2.
729 (cf_v2_move_??): Rename to cfv12_alu_??.
730 (cf_v2_move_l_??): Rename to cfv12_omove_??.
731 (cf_v2_mul_??): Remove reservations.
732 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
733 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
734 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
736 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
737 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
738 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
739 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
740 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
741 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
742 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
743 expansions of the above reservations for instructions of sizes
746 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
748 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
750 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
752 * coverage.c: Include tree-pass.h.
753 (coverage_counter_alloc): Print da_file_name to the dump file.
755 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
757 * sbitmap.c (sbitmap_range_empty_p): New function.
758 * sbitmap.h (sbitmap_range_empty_p): New function.
759 * bitmap.h: Now includes obstack.h.
761 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
762 Kenneth Zadeck <zadeck@naturalbridge.com>
764 * dbgcnt.def (ra_byte_scan): Added.
765 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
766 when the last hit happens for a counter.
767 * timevar.def (TV_DF_BYTE_LR): New variable.
768 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
769 * passes.c (pass_fast_rtl_byte_dce): New pass.
770 * fwprop.c (update_df): Added mode to call df_ref_create.
771 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
772 DF_REF_EXTRACT_OFFSET.
773 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
774 DF_BYTE_LR_OUT, df_byte_lr): New macro.
776 (df_ref_extract): Added mode field.
777 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
778 DF_REF_EXTRACT_OFFSET.
779 (DF_REF_EXTRACT_MODE): New macro.
780 (df_byte_lr_bb_info): New structure.
781 (df_print_byte_regset, df_compute_accessed_bytes,
782 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
783 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
784 df_byte_lr_simulate_uses,
785 df_byte_lr_simulate_artificial_refs_at_top,
786 df_byte_lr_simulate_artificial_refs_at_end,
787 df_compute_accessed_bytes): New function.
788 (df_ref_create): Add parameter.
789 (df_byte_lr_get_bb_info): New inline function.
790 * df-scan.c (df_ref_record, df_uses_record,
791 df_ref_create_structure): Added mode parameter.
792 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
793 df_defs_record, df_uses_record, df_get_conditional_uses,
794 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
795 df_entry_block_defs_collect, df_exit_block_uses_collect):
796 Added mode parameter to calls to df_ref_record, df_uses_record,
797 df_ref_create_structure.
798 (df_ref_equal_p, df_ref_compare): Added test for modes.
799 (df_ref_create_structure): Added code to set mode. Renamed
800 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
801 DF_REF_EXTRACT_OFFSET.
802 * df-core.c (df_print_byte_regset): New function.
803 * df-byte-scan.c: New file.
804 * df-problems.c (df_rd_transfer_function): Removed unnecessary
805 calls to BITMAP_FREE.
806 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
807 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
808 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
809 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
810 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
811 df_byte_lr_local_compute, df_byte_lr_init,
812 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
813 df_byte_lr_transfer_function, df_byte_lr_free,
814 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
815 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
816 df_byte_lr_simulate_uses,
817 df_byte_lr_simulate_artificial_refs_at_top,
818 df_byte_lr_simulate_artificial_refs_at_end): New function.
819 * dce.c (byte_dce_process_block): New function.
820 (dce_process_block): au is now passed in rather than computed
821 locally. Changed loops that look at artificial defs to not look
822 for conditional or partial ones, because there never are any.
823 (fast_dce): Now is able to drive byte_dce_process_block or
824 dce_process_block depending on the kind of dce being done.
825 (rest_of_handle_fast_dce): Add parameter to fast_dce.
826 (rest_of_handle_fast_byte_dce): New function.
827 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
828 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
830 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
833 * gcc.h: Added fortran options that take arguments to
834 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
837 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
839 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
840 scalarization if on the LHS and not a full access.
842 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
844 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
846 2008-04-18 Rafael Espindola <espindola@google.com>
848 * tree-vrp.c (find_case_label_index): Fix the binary search.
849 (find_case_label_range): New.
850 (vrp_visit_switch_stmt): Use find_case_label_range.
851 (simplify_switch_using_ranges): Use find_case_label_range.
853 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
855 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
856 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
858 2008-04-18 Tom Tromey <tromey@redhat.com>
861 * doc/cpp.texi (Implementation-defined behavior): Mention
864 2008-04-18 Ian Lance Taylor <iant@google.com>
866 * fold-const.c (pointer_may_wrap_p): New static function.
867 (fold_comparison): Add another test for pointer overflow. Use
868 pointer_may_wrap_p to disable some false positives.
870 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
872 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
873 (fname_as_string): Match updated cpp_interpret_string prototype.
874 (fix_string_type): Support char16_t* and char32_t*.
875 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
876 derivative) nodes. Register as builtin if C++0x.
877 (c_parse_error): Support CPP_CHAR{16,32}.
878 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
879 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
880 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
881 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
882 CTI_CHAR32_ARRAY_TYPE>: New elements.
883 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
884 char32_type_node, signed_char32_type_node, char16_array_type_node,
885 char32_array_type_node): New defines.
886 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
887 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
888 (lex_string): Support CPP_STRING{16,32}, match updated
889 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
890 (lex_charconst): Support CPP_CHAR{16,32}.
891 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
892 and CPP_STRING{16,32}.
894 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
897 * aclocal.m4: Regenerate.
898 * configure: Regenerate.
900 2008-04-18 Jan Hubicka <jh@suse.cz>
902 * except.c (dw2_size_of_call_site_table,
903 sjlj_size_of_call_site_table): Use vector API for call_site_record.
905 * cgraphbuild.c (build_cgraph_edges): Update.
906 * tree-pass.h: Update comment.
907 * final.c (leaf_function_p): Update.
908 (leaf_renumber_regs): Update.
909 (rest_of_clean_state): Update.
910 * omp-low.c (expand_omp_parallel): Update.
911 * ipa-reference.c (analyze_function): Update.
912 * reorg.c (find_end_label): Update.
913 (optimize_skip): Update.
914 (fill_simple_delay_slots): Update.
915 (fill_simple_delay_slots): Update.
916 (make_return_insns): Update.
917 (dbr_schedule): Update.
918 * gimple-low.c (record_vars_into): Update.
919 * cfgbuild.c (make_edges): Update.
920 * function.c (assign_stack_local): Update.
921 (assign_parm_adjust_stack_rtl): Update.
922 (locate_and_pad_parm): Update.
923 (allocate_struct_function): Do not initialize stack_alignment_needed
924 and preferred_stack_boundary here.
925 (stack_protect_prologue): Update.
926 (stack_protect_epilogue): Update.
927 (expand_function_start): Initialize stack_alignment_needed,
928 preferred_stack_boundary and max_jumptable_ents.
929 (expand_function_end): Update.
930 (free_after_compilation): Do not NULLify epilogue_delay_list.
931 * function.h (struct rtl_data): Add stack_protect_guard,
932 stack_alignment_needed,
933 preferred_stack_boundary, epilogue_delay_list.
934 (struct function): Remove value_histograms, stack_alignment_needed,
935 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
937 unexpanded_var_list, stack_protect_guard.
938 (current_function_epilogue_delay_list): Remove.
939 * ipa-type-escape.c (analyze_function): Update.
940 * gimplify.c (pop_gimplify_context): Update comment.
941 * calls.c (expand_call): Update.
942 (emit_library_call_value_1): Update.
943 * except.c (set_nothrow_function_flags): Update.
944 * cfgexpand.c (get_decl_align_unit): Update.
945 (create_stack_guard): Update.
946 (estimated_stack_frame_size): Update.
947 (expand_used_vars): Update.
948 (tree_expand_cfg): Free histogram earliers, init expansion variables.
949 * explow.c (allocate_dynamic_stack_space): Update.
950 * tree-ssa-live.c (remove_unused_locals): Update.
951 * varasm.c (mark_constant_pool): Update.
952 * tree-inline.c (remap_decls): Update.
953 (initialize_cfun): Update.
954 (declare_return_variable): Update.
955 (inline_forbidden_p): Update.
956 (expand_call_inline): Update.
957 (declare_inline_vars): Update.
958 (tree_function_versioning): Update.
959 * tree-flow.h (value_histograms): New.
960 (VALUE_HISTOGRAMS): New macro.
961 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
963 * tree-cfg.c (set_bb_for_stmt): Update.
964 (replace_by_duplicate_decl): Update.
965 (move_block_to_fn): Update.
966 (new_label_mapper): Update.
967 (dump_function_to_file): Update.
968 * ipa-struct-reorg.c (build_data_structure): Update.
969 * cfgrtl.c (print_rtl_with_bb): Update.
970 * reload1.c (reload): Update.
972 * config/i386/i386.c (setup_incoming_varargs_64,
973 ix86_compute_frame_layout): Update.
974 * config/arc/arc.c (arc_output_function_epilogue): Update.
976 2008-04-18 Marius Strobl <marius@FreeBSD.org>
978 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
980 * gthr-posix95.h: Likewise.
982 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
984 PR rtl-optimization/35838
985 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
986 out the byte offset of the first subreg.
988 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
991 to split_ti instead of three separate calls with single member arrays.
992 (subti3 splitter): Ditto.
993 (adddi3 splitter): Ditto with split_di.
994 (subdi3 splitter): Ditto.
995 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
996 two separate calls with single member arrays. Swap match_dup
997 operands 1 and 2 to better fit into the array.
998 (negdi2 splitter): Ditto with split_di.
999 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1000 two separate calls with single member arrays. Swap match_dup operands
1001 6 and 7 to better fit into the array.
1003 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1005 * config/i386/i386.c (sse_builtin_type): New.
1006 (bdesc_sse_args): Likewise.
1007 (bdesc_sse_3arg): Removed.
1008 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1009 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1010 IX86_BUILTIN_ROUNDPS.
1011 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1012 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1013 IX86_BUILTIN_ROUNDPS.
1014 (ix86_expand_sse_4_operands_builtin): Removed.
1015 (ix86_expand_sse_operands_builtin): New.
1016 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1017 and CODE_FOR_sse4_1_roundps.
1018 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1019 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1021 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1024 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1025 regs before frame pop when needed. If use_backchain_to_restore_sp
1026 then load backchain into a temp reg to restore vr and vrsave. Add
1027 code to restore vr after frame pop if possible.
1029 2008-04-17 Richard Guenther <rguenther@suse.de>
1031 * tree-vn.c (expressions_equal_p): Do not check type
1032 equality or compatibility before calling operand_equal_p.
1033 * fold-const.c (operand_equal_p): Check equivalence of
1034 integer constants before bailing out due to signedness or
1035 precision differences.
1036 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1037 spurious differences in type qualification. Ignore types
1038 for COMPONENT_REFs at all.
1040 2008-04-17 Christian Bruel <christian.bruel@st.com>
1042 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1043 msw_skip comparison.
1045 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1048 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1051 PR tree-optimization/35899
1052 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1053 rather than TREE_OPERAND.
1055 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1058 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1059 temporary registers. Change operand predicate to general_operand.
1060 (remainderxf3): Ditto.
1062 2008-04-16 Richard Guenther <rguenther@suse.de>
1064 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1065 * tree-affine.c (aff_combination_expand): Look through some
1068 2008-04-15 Doug Kwan <dougkwan@google.com>
1070 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1072 * tree-pretty-print.c (dump_generic_node): Ditto.
1073 * final.c (output_addr_const): Ditto.
1074 * dwarf2out.c (output_cfi): Ditto.
1075 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1076 * print-rtl.c (print_rtx): Ditto.
1077 * print-tree.c (print_node_brief, print_node): Ditto.
1078 * c-common.c (match_case_to_enum_1): Ditto.
1079 * sched-vis.c (print_value): Ditto.
1080 * config/i386/i386.c (print_operand): Cast to long unsigned int
1083 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1084 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1085 MS Windows VirtualProtect function.
1087 2008-04-15 Jan Hubicka <jh@suse.cz>
1089 * gengtype.c (write_root): Param_is argument is OK.
1090 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1091 * function.h: Include varray.h
1092 (rtl_eh): New stucture based on except.c one.
1093 (call_site_record): New forward declaration and vector type.
1094 * calls.c (emit_call_1): Do not call
1095 note_current_region_may_contain_throw.
1096 * except.c (eh_status): Remove cur_region, try_region since they are
1098 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1099 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1100 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1101 Remove call_site_data_used, call_site_data_size.
1102 Turn call_site_record into vector in function.h.
1103 (note_current_region_may_contain_throw): Remove.
1104 (get_exception_pointer, get_exception_filter): Do not take struct
1105 function argument; update.
1106 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1107 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1108 build_post_landing_pads, dw2_build_landing_pads,
1109 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1110 sjlj_emit_function_enter, sjlj_emit_function_enter,
1111 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1112 sjlj_build_landing_pads, finish_eh_generation,
1113 remove_exception_handler_label, remove_eh_handler,
1114 maybe_remove_eh_handler, add_reachable_handler,
1115 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1116 add_action_record, collect_one_action_chain, add_call_site,
1117 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1118 sjlj_output_call_site_table, output_function_exception_table,
1119 * except.h (note_current_region_may_contain_throw): Remove
1120 (get_exception_pointer, get_exception_filter): Do not take struct
1122 * Makefile.in (GTFILES): Put varargs before struct function.
1124 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1126 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1127 punt for STRING_CST.
1128 (get_constraint_for): Deal with STRING_CST here instead.
1130 2008-04-15 Richard Guenther <rguenther@suse.de>
1132 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1133 statements in a basic-block with a backward walk. Do not
1134 substitute into dead statements but instead remove those.
1136 2008-04-15 Richard Guenther <rguenther@suse.de>
1138 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1139 to zero, thus disable creation of SFTs.
1141 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1143 * tree-predcom.c (suitable_reference_p): Return false if the
1144 reference can throw.
1146 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1149 * c-decl.c (finish_decl): If extern or static var has variable
1150 size, set TREE_TYPE (decl) to error_mark_node.
1152 2008-04-15 Rafael Espindola <espindola@google.com>
1154 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1157 2008-04-15 Richard Guenther <rguenther@suse.de>
1159 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1160 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1161 (visit_reference_op_load): Do walk vuse-vdef chains on
1162 vn_reference_lookup.
1163 (visit_reference_op_store): But do not here.
1164 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1165 vn_reference_lookup.
1166 (vn_lookup_with_vuses): But do so here.
1168 2008-04-14 Ian Lance Taylor <iant@google.com>
1170 * fold-const.c (fold_overflow_warning): Remove assertion.
1172 2008-04-15 Ben Elliston <bje@au.ibm.com>
1174 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1175 temp1 local variables.
1177 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1180 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1181 ".text.unlikely" section as executable.
1183 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1185 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1186 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1187 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1188 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1189 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1190 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1191 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1193 2008-04-14 Ian Lance Taylor <iant@google.com>
1195 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1196 * fold-const.c (fold_comparison): If appropriate, test
1197 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1198 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1199 reassociating a pointer type.
1200 * doc/invoke.texi (Optimize Options): Document that
1201 -fstrict-overflow applies to pointer wraparound.
1203 2008-04-13 Jan Hubicka <jh@suse.cz>
1205 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1207 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1209 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1210 we are going to "save the world".
1212 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1214 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1215 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1216 operand 0 constraint, not "=".
1218 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1220 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1222 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1224 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1225 of size of positions_needed * CHAR_BIT.
1227 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1230 * dse.c (store_info): Change positions_needed to unsigned
1232 (lowpart_bitmask): New.
1233 (record_store): Cast to unsigned HOST_WIDE_INT for
1234 positions_needed. Assert width <= size of positions_needed *
1235 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1236 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1237 lowpart_bitmask to set mask.
1239 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1241 * config/bfin/constraints.md: New file.
1242 * config/bfin/bfin.md: Include it.
1243 (adddi3): Use satisfies_constraint functions instead of the old macros.
1244 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1245 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1246 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1247 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1248 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1249 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1250 EXTRA_CONSTRAINT): Delete.
1251 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1252 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1254 * config/bfin/bfin.c: Include "tm-constrs.h".
1255 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1256 Use satisfies_constraint functions instead of the old macros.
1257 * doc/md.texi (Blackfin Constraints): Update file name reference.
1259 2008-04-11 Richard Guenther <rguenther@suse.de>
1261 PR tree-optimization/35869
1262 * tree-vrp.c (execute_vrp): Move switch statement update after
1263 jump threading. Schedule another cfg cleanup run.
1265 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1268 * attribs.c (decl_attributes): Return early on errorneous node.
1270 2008-04-10 Oleg Ryjkov <olegr@google.com>
1272 * tree.h (struct tree_base): Added a new flag default_def_flag.
1273 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1275 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1277 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1279 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1282 * pa.md: Define mode iterator P. Define mode attribute dwc.
1283 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1284 (icacheflush): Likewise.
1285 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1286 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1288 2008-04-11 Ben Elliston <bje@au.ibm.com>
1290 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1292 2008-04-10 Rafael Espindola <espindola@google.com>
1294 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1295 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1296 (extract_range_from_expr): The same.
1298 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1300 * config/mips/mips.md (GPR2): New mode iterator.
1302 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1303 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1304 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1305 Rewrite these to take two modes, the mode of comparison and the
1306 mode of the destination.
1307 * config/mips/mips.c (mips_expand_scc): Instead of having
1308 paradoxical subreg as destination, expand "narrowing" scc if mode
1309 of comparison is SI and target is requested in DI mode.
1310 (mips_emit_int_order_test): Update comment. Make mode of
1311 comparison match CMP0 rather than TARGET. When creating inverse
1312 target use mode of TARGET.
1314 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1316 * gcov-dump.c (tag_summary): Only print summaries for the first
1317 GCOV_COUNTERS_SUMMABLE counters.
1319 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1321 * config/i386/i386.md (absneg): New code iterator.
1322 (absnegprefix): New code attribute.
1323 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1324 patterns using absneg code iterator.
1325 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1326 using absneg code iterator.
1327 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1328 *neg<mode>2 patterns using absneg code iterator.
1329 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1330 *negextendsfdf2 patterns using absneg code iterator.
1331 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1332 *negextendsfxf2 patterns using absneg code iterator.
1333 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1334 *negextendsfdf2 patterns using absneg code iterator.
1335 * config/i386/sse.md (<code><mode>2): Macroize expander from
1336 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1338 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1340 * config/s390/s390.h: Remove the remains of the recent search
1341 & replace action of current_function_outgoing_args_size.
1343 2008-04-10 Ira Rosen <irar@il.ibm.com>
1345 PR tree-optimization/35821
1346 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1347 NEW_STMT_LIST is not NULL.
1349 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1352 * toplev.c (process_options): Remove -ffunction-sections debugging
1355 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1357 PR middle-end/PR28690
1358 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1359 than gen_rtx_fmt_ee to perform more canonicalizations.
1361 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1364 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1366 2008-04-09 Richard Guenther <rguenther@suse.de>
1368 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1369 (dump_function_to_file): Dump function arguments with types.
1371 2008-04-08 Richard Guenther <rguenther@suse.de>
1373 * fold-const.c (fold_widened_comparison): Do not allow
1374 sign-changes that change the result.
1376 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1379 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1380 kinds of indirect references.
1382 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1384 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1385 GNU Fortran language string.
1387 2008-04-08 Rafael Espindola <espindola@google.com>
1389 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1390 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1391 * tree.h (tree_call_nonnegative_warnv_p): New.
1393 2008-04-08 Jan Hubicka <jh@suse.cz>
1395 * function.c (free_after_compilation): Clear out regno_reg_rtx
1398 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1401 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1403 PR middle-end/PR28690
1404 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1405 same precedence as REG_POINTER and MEM_POINTER operands.
1407 2008-04-08 Richard Guenther <rguenther@suse.de>
1410 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1411 for adding index to base.
1413 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1415 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1416 (MINGW_ENABLE_EXECUTE_STACK): New.
1417 (IN_LIBGCC2): For libgcc include windows.h file for
1418 function declarations.
1420 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1422 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1423 and tem2 if tem1 is not a REG or MULT.
1425 2008-04-08 Jan Hubicka <jh@suse.cz>
1427 * function.h (incomming_args): Break out of struct function.
1428 (function_subsections): Break out of struct function.
1429 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1430 return_rtx and hard_reg_initial_vals from struct function.
1431 Kill inl_max_label_num.
1432 (current_function_pops_args, current_function_args_info,
1433 current_function_args_size, current_function_args_size,
1434 current_function_pretend_args_size,
1435 current_function_outgoing_args_size,
1436 current_function_internal_arg_pointer, current_function_return_rtx):
1437 Kill compatibility accestor macros.
1438 * builtins.c (expand_builtin_apply_args_1): Update.
1439 (expand_builtin_next_arg): Update.
1440 * df-scan.c (df_get_call_refs): Update.
1441 * dbxout.c (dbxout_function_end): Update.
1442 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1443 (output_line_info): Update.
1444 (secname_for_decl): Update.
1445 (dwarf2out_var_location): Update.
1446 * function.c (free_after_compilation): Update.
1447 (assign_parm_find_stack_rtl): Update.
1448 (assign_parms): Update.
1449 (expand_dummy_function_end): Update.
1450 (expand_function_end): Update.
1451 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1452 (expand_call): Update.
1453 (emit_library_call_value_1): Update.
1454 (store_one_arg): Update.
1455 * varasm.c (initialize_cold_section_name): Update.
1456 (unlikely_text_section): Update.
1457 (unlikely_text_section_p): Update.
1458 (assemble_start_function): Update.
1459 (assemble_end_function): Update.
1460 (default_section_type_flags): Update.
1461 (switch_to_section): Update.
1462 * integrate.c (set_decl_abstract_flags): Update.
1463 (get_hard_reg_initial_val): Update.
1464 (has_hard_reg_initial_val): Update.
1465 (allocate_initial_values): Update.
1466 * resource.c (init_resource_info): Update.
1467 * config/alpha/alpha.c (NUM_ARGS): Update.
1468 (direct_return): Update.
1469 (alpha_va_start): Update.
1470 (alpha_sa_size): Update.
1471 (alpha_initial_elimination_offset): Update.
1472 (alpha_expand_prologue): Update.
1473 (alpha_start_function): Update.
1474 (alpha_expand_epilogue): Update.
1475 (unicosmk_initial_elimination_offset):
1476 * config/alpha/alpha.md (call expander): Update.
1477 * config/s390/s390.c (s390_register_info): Update.
1478 (s390_register_info): Update.
1479 (s390_frame_info): Update.
1480 (s390_initial_elimination_offset): Update.
1481 (s390_build_builtin_va_list): Update.
1482 (s390_va_start): Update.
1483 * config/spu/spu.c (direct_return): Update.
1484 (spu_expand_prologue): Update.
1485 (spu_initial_elimination_offset): Update.
1486 (spu_build_builtin_va_list): Update.
1487 (spu_va_start): Update.
1488 * config/sparc/sparc.c (sparc_init_modes): Update.
1489 (sparc_compute_frame_size): Update.
1490 (function_value): Update.
1491 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1492 * config/i386/i386.md (return expander): Update.
1493 * config/i386/i386.c (ix86_va_start): Update.
1494 (ix86_can_use_return_insn_p): Update.
1495 (ix86_compute_frame_layout): Update.
1496 (ix86_expand_epilogue): Update.
1497 * config/sh/sh.c (output_stack_adjust): Update.
1498 (calc_live_regs): Update.
1499 (sh_expand_prologue): Update.
1500 (sh_builtin_saveregs): Update.
1501 (sh_va_start): Update.
1502 (initial_elimination_offset): Update.
1503 (sh_allocate_initial_value): Update.
1504 (sh_function_ok_for_sibcall): Update.
1505 (sh_get_pr_initial_val): Update.
1506 * config/sh/sh.md (return expander): Update.
1507 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1508 * config/crx/crx.c (crx_compute_frame): UPdate.
1509 (crx_initial_elimination_offset): UPdate.
1510 * config/xtensa/xtensa.c (compute_frame_size): Update
1511 (xtensa_builtin_saveregs): Update.
1512 (xtensa_va_start): Update.
1513 (order_regs_for_local_alloc): Update.
1514 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1515 (xstormy16_expand_builtin_va_start): Update.
1516 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1517 * config/m68hc11/m68hc11.md (return expanders): Update.
1518 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1519 (expand_epilogue): Update.
1520 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1521 (cris_simple_epilogue): Update.
1522 (cris_expand_prologue): Update.
1523 (cris_expand_epilogue): Update.
1524 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1525 (compute_frame_size): Update.
1526 * config/mt/mt.c (mt_compute_frame_size): Update.
1527 * config/mn10300/mn10300.c (expand_prologue): Update.
1528 (expand_epilogue): Update.
1529 (initial_offset): Update.
1530 (mn10300_builtin_saveregs):
1531 * config/mn10300/mn10300.md (return expander): Update.
1532 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1533 (ia64_initial_elimination_offset): Update.
1534 (ia64_initial_elimination_offset): Update.
1535 (ia64_expand_prologue): Update.
1536 * config/m68k/m68k.md (return expander): Update.
1537 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1538 (rs6000_stack_info): Update.
1539 * config/mcore/mcore.c (layout_mcore_frame): Update.
1540 (mcore_expand_prolog): Update.
1541 * config/arc/arc.c (arc_compute_frame_size): Update.
1542 * config/score/score3.c (score3_compute_frame_size): Update.
1543 * config/score/score7.c (score7_compute_frame_size): Update.
1544 * config/arm/arm.c (use_return_insn): Update.
1545 (thumb_find_work_register): Update.
1546 (arm_compute_save_reg_mask): Update.
1547 (arm_output_function_prologue): Update.
1548 (arm_output_epilogue): Update.
1549 (arm_size_return_regs): Update.
1550 (arm_get_frame_offsets): Update.
1551 (arm_expand_prologue): Update.
1552 (thumb_exit): Update.
1553 (thumb_unexpanded_epilogue): Update.
1554 (thumb1_output_function_prologue): Update.
1555 * config/pa/pa.md (return expander): Update.
1556 * config/pa/pa.c (compute_frame_size): Update.
1557 (hppa_builtin_saveregs): Update.
1558 * config/mips/mips.c (mips_va_start): Update.
1559 (mips16_build_function_stub): Update.
1560 (mips_compute_frame_info): Update.
1561 (mips_restore_gp): Update.
1562 (mips_output_function_prologue): Update.
1563 (mips_expand_prologue): Update.
1564 * config/v850/v850.c (compute_frame_size): Update.
1565 (expand_prologue): * config/mmix/mmix.c (along): update.
1566 (mmix_initial_elimination_offset): update.
1567 (mmix_reorg): update.
1568 (mmix_use_simple_return): update.
1569 (mmix_expand_prologue): update.
1570 (mmix_expand_epilogue): Update.
1571 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1572 (emit_link_insn): Update.
1574 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1576 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1577 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1579 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1582 2008-04-07 Jan Hubicka <jh@suse.cz>
1584 * function.h (rtl): Rename to x_rtl.
1586 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1587 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1588 used_temp_slots avail_temp_slots, temp_slot_level,
1589 nonlocal_goto_handler_labels): Update accesstors.
1590 (rtl): New global variable.
1591 (struct function): Move some fileds to rtl_data.
1592 (get_arg_pointer_save_area): Update prototype.
1593 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1594 get_arg_pointer_save_area.
1595 * expr.c (init_expr): Update
1596 * function.c (get_frame_size): Update
1597 (assign_stack_local): Update
1598 (expand_function_end): Update.
1599 (get_art_pointer_save_area): Update
1601 * emit-rtl.c (rtl): Declare.
1602 (regno_reg_rtx): Declare.
1603 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1605 (gen_reg_rtx): Update.
1606 * varasm.c (n_deferred_constatns): Update accestor.
1607 (init_varasm_status): Do not allocate varasm_status.
1608 (force_const_mem, get_pool_size, output_constant_pool): Update.
1609 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1610 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1611 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1612 * sparc/sparc.h (INIT_EXPANDERS): Update.
1613 * ia64/ia64.h (INIT_EXPANDERS): Update.
1615 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1617 * reload.c (push_secondary_reload): Add missing break to for loop.
1619 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1621 PR middle-end/PR28690
1622 * rtlanal.c: Update copyright years.
1623 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1624 as REG_POINTER and MEM_POINTER operands.
1625 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1626 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1627 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1628 * gcse.c: Update copyright years.
1629 (pre_delete): Call gen_reg_rtx_and_attrs.
1630 (hoist_code): Likewise.
1631 (build_store_vectors): Likewise.
1632 (delete_store): Likewise.
1633 * loop-invariant.c (move_invariant_reg): Likewise.
1634 Update copyright years.
1636 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1638 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1639 control string instead of quoted.
1641 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1643 * doc/rtl.texi: Rewrite of subreg section.
1645 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1648 * config/i386/i386.c (legitimize_pic_address): Add treating
1649 of dllimport SYM_REF's.
1650 (legitimize_dllimport_symbol): Add prototype.
1652 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1654 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1655 reference in constructor with non self-referential type.
1657 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1659 Removal of Return with Depressed Stack Pointer support
1660 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1661 (ECF_SP_DEPRESSED): Likewise.
1662 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1663 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1664 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1665 (expand_call): Do not test ECF_SP_DEPRESSED.
1666 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1667 * function.c (keep_stack_depressed): Delete.
1668 (handle_epilogue_set): Likewise.
1669 (update_epilogue_consts): Likewise.
1670 (emit_equiv_load): Likewise.
1671 (thread_prologue_and_epilogue_insns): Remove support for Return with
1672 Depressed Stack Pointer.
1673 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1675 2008-04-06 Richard Guenther <rguenther@suse.de>
1677 PR tree-optimization/35400
1678 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1679 information from SSA_NAMEs.
1681 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1683 * config/avr/avr.h (avr_mega_p): Remove declaration.
1684 (AVR_MEGA): Remove macro.
1685 * config/avr/avr.c (avr_mega_p): Remove variable.
1686 (avr_override_options): Remove inicializion of avr_mega_p.
1687 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1688 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1689 (avr_jump_mode): (Ditto.).
1690 (avr_output_progmem_section_asm_op): (Ditto.).
1691 (avr_asm_init_sections): (Ditto.).
1692 (avr_asm_init_sections): (Ditto.).
1693 (avr_rtx_costs): (Ditto.).
1694 * config/avr/avr.md: (Ditto.).
1695 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1698 2008-04-06 Richard Guenther <rguenther@suse.de>
1700 PR tree-optimization/35842
1701 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1702 is_gimple_invariant_address.
1704 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1706 * gcc.c (default_compilers): Sync Fortran extensions list with
1707 that in fortran/lang-specs.h.
1708 * doc/invoke.texi: Likewise.
1709 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1710 * dwarf2out.c (gen_compile_unit_die): Likewise.
1712 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1714 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1716 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1719 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1720 attribute is used for nested functions.
1722 2008-04-05 Jan Hubicka <jh@suse.cz>
1724 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1726 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1728 (dump_files): Update.
1729 (enable_rtl_dump_file): Do not accept letter argument.
1730 * tree-pass.h (dump_file_info): Remove letter argument.
1731 * toplev.c (decode_d_option): Update -da handling.
1732 * toplev.h (enable_rtl_dump_file): Update prototype.
1733 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1734 it out based on pass type.
1735 (register_dump_files_1): Likewise.
1736 (init_optimization_passes): Update register_one_dump_file calls.
1737 (execute_one_pass): Sanity check that IPA passes are called at IPA
1738 level and RTL passes at RTL level.
1739 (execute_pass_list): IPA pass can not be after or subpass of
1741 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1742 disallov RTL subpasses of IPA subpasses.
1744 2008-04-05 Ben Elliston <bje@au.ibm.com>
1746 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1747 builtins that return exactly once and do not throw. Cache call to
1750 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1752 PR rtl-optimization/34916
1754 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1755 between instruction pairs.
1757 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1759 * doc/invoke.texi: Document -mbitops for SH.
1760 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1761 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1762 * config/sh/sh.c (print_operand): Add %t operand code.
1763 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1764 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1765 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1766 (extendqihi2): Likewise.
1767 (movqi_i): Likewise.
1768 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1769 (extv): Use bld instruction for SH2A if possible.
1771 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1772 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1773 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1774 (bset.b, bclr.b): Define peepholes.
1775 * config/sh/sh.opt (mbitops): New option.
1777 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1780 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1781 and view convert expression.
1783 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1786 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1788 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1790 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1792 * config/i386/cpuid.h (bit_AES): New.
1793 (bit_PCLMUL): Likewise.
1795 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1796 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1797 SSE2 if AES or PCLMUL is enabled.
1798 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1799 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1800 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1801 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1802 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1803 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1804 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1805 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1806 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1807 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1808 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1809 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1810 __builtin_ia32_aeskeygenassist128 and
1811 __builtin_ia32_pclmulqdq128.
1812 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1813 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1814 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1816 * config/i386/i386.h (TARGET_AES): New.
1817 (TARGET_PCLMUL): Likewise.
1818 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1820 * config/i386/i386.md (UNSPEC_AESENC): New.
1821 (UNSPEC_AESENCLAST): Likewise.
1822 (UNSPEC_AESDEC): Likewise.
1823 (UNSPEC_AESDECLAST): Likewise.
1824 (UNSPEC_AESIMC): Likewise.
1825 (UNSPEC_AESKEYGENASSIST): Likewise.
1826 (UNSPEC_PCLMUL): Likewise.
1828 * config/i386/i386.opt (maes): New.
1829 (mpclmul): Likewise.
1831 * config/i386/sse.md (aesenc): New pattern.
1832 (aesenclast): Likewise.
1834 (aesdeclast): Likewise.
1836 (aeskeygenassist): Likewise.
1837 (pclmulqdq): Likewise.
1839 * config/i386/wmmintrin.h: New.
1841 * doc/extend.texi: Document AES and PCLMUL built-in function.
1843 * doc/invoke.texi: Document -maes and -mpclmul.
1845 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1847 * function.c (free_after_parsing): Replace with
1848 cxx_push_function_context from C++ front-end.
1849 (allocate_struct_function): Don't call langhook.
1850 * langhooks.h (struct lang_hooks_for_functions): Delete.
1851 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1853 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1854 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1855 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1856 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1857 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1858 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1859 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1861 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1862 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1864 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1867 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1870 2008-04-04 Richard Guenther <rguenther@suse.de>
1873 * fold-const.c (optimize_minmax_comparison): Use the correct
1874 type for the constant in the simplified comparison.
1876 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1878 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1879 Pass L2 size as "--param l2-cache-size" to the compiler.
1880 (decode_l2_cache): New function to decode L2 cache parameters using
1881 0x8000006 extended cpuid function.
1882 (detect_caches_amd): Determine parameters of L2 cache using
1883 decode_l2_caches function.
1884 (decode_caches_intel): Decode L2 cache parameters.
1885 (detect_caches_intel): Determine L2 cache parameters using
1886 decode_caches_intel and decode_l2_caches functions.
1888 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1890 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1891 secondary input reload for subword loads from the constant pool.
1893 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1896 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1897 constants of the appropriate size for runtime calculations.
1900 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1901 decimal-float literal constant zero.
1903 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1906 * c-parser.c (c_parser_omp_atomic): Call
1907 default_function_array_conversion on the RHS.
1910 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1911 call is_variable_sized if decl has incomplete type.
1913 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1915 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1917 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1919 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1921 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1922 (sgt<u>): Merge sgt and sgtu into new expander.
1923 (sgt, sgtu): Remove expanders.
1924 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1925 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1926 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1927 *sgtu_<mode>_mips16 into new pattern.
1928 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1929 (sge<u>): Merge sge and sgeu into new expander.
1930 (sge, sgeu): Remove expanders.
1931 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1933 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1934 (slt<u>): Merge slt and sltu into new expander.
1935 (slt, sltu): Remove expanders.
1936 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1937 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1938 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1939 *sltu_<mode>_mips16 into new pattern.
1940 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1941 (sle<u>): Merge sle and sleu into new expander.
1942 (sle, sleu): Remove expanders.
1943 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1944 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1945 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1946 *sleu_<mode>_mips16 into new pattern.
1947 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1949 2008-04-03 Jan Hubicka <jh@suse.cz>
1951 PR tree-optimization/35795
1952 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1953 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1954 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1955 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1956 * score/score3.c (score3_output_mi_thunk): Likewise.
1957 * score/score7.c (score7_output_mi_thunk): Likewise.
1958 * mips/mips.c (mips_output_mi_thunk): Likewise.
1960 2008-04-03 Richard Guenther <rguenther@suse.de>
1962 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1963 conversions. Simplify code.
1965 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1967 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1969 2008-04-03 Tom Tromey <tromey@redhat.com>
1970 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1972 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1973 * config/bfin/t-bfin-linux (generated_files): Add
1974 linux-sysroot-suffix.h.
1975 * doc/install.texi (Prerequisites): Require make 3.80.
1976 * doc/sourcebuild.texi (Front End Directory): Document new
1978 * Makefile.in (generated_files): New variable.
1979 (ALL_HOST_OBJS): New variable.
1980 ($(ALL_HOST_OBJS)): New target.
1982 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1984 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1985 (remap_block): Call id->transform_lang_insert_block instead
1987 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1988 Set id.transform_lang_insert_block to NULL.
1989 (clone_body): Move to cp/optimize.c
1990 * tree-inline.h (struct copy_body_data): Change
1991 transform_lang_insert_block to function pointer.
1992 (copy_generic_body, copy_decl_no_change): Export.
1993 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1994 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1995 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1997 * c-tree.h (insert_block): Kill.
1998 * c-decl.c (insert_block): Kill.
2000 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2002 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2003 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2004 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2006 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2007 argument, call {push,pop}_function_context from here.
2008 * c-parser.c: Use c_{push,pop}_function_context.
2010 * function.c (push_function_context_to): Move meat ...
2011 (push_function_context): ... here. Simplify.
2012 * function.c (pop_function_context_from): Move meat ...
2013 (pop_function_context): ... here. Simplify.
2014 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2016 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2017 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2018 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2019 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2021 2008-04-03 Ben Elliston <bje@au.ibm.com>
2023 * expmed.c (extract_force_align_mem_bit_field): Remove.
2025 2008-04-03 Richard Guenther <rguenther@suse.de>
2028 * expr.h (try_casesi): Adjust prototype.
2029 * expr.c (try_casesi): Take fallback label as extra parameter.
2030 Use that for gen_casesi if default_label is NULL.
2031 * stmt.c (expand_case): Pass fallback label to try_casesi,
2032 make sure to fill gaps with a fallback label if default_label
2035 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2038 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2040 2008-04-03 Ben Elliston <bje@au.ibm.com>
2042 * expmed.c (extract_split_bit_field): Remove if (0) code.
2043 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2044 (do_ds_constraint): Likewise.
2046 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2048 * doc/cppopts.texi (-dU): Document.
2049 * c-common.h (flag_dump_macros): Update comment.
2050 * c-opts.c (handle_OPT_d): Handle -dU.
2051 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2052 dump_queued_macros, cb_used_define, cb_used_undef): New.
2053 (init_pp_output): Handle -dU.
2054 (cb_line_change): Call dump_queued_macros.
2055 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2057 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2059 * config/avr/predicates.md (io_address_operand): New predicate.
2060 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2061 * config/avr/avr.c (avr_io_address_p): Remove function.
2062 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2063 'avr_io_address_p' function.
2064 (out_movhi_r_mr): (Ditto.).
2065 (out_movqi_mr_r): (Ditto.).
2066 (out_movhi_mr_r): (Ditto.).
2067 (avr_address_cost): (Ditto.).
2069 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2071 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2072 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2073 in 32bit mode when XMM registers are available to avoid store
2075 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2076 corresponding post-reload splitters.
2078 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2080 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2081 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2082 __builtin_ia32_roundss.
2083 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2084 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2085 __builtin_ia32_roundss.
2086 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2087 IX86_BUILTIN_SHUFPD here.
2089 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2091 * config/i386/i386.md (plogic): New.
2092 (plogicprefix): Likewise.
2094 * config/i386/mmx.md (mmx_<code><mode>3): New.
2095 (mmx_and<mode>3): Removed.
2096 (mmx_ior<mode>3): Likewise.
2097 (mmx_xor<mode>3): Likewise.
2099 * config/i386/sse.md (<code><mode>3): New.
2100 (*<code><mode>3): Likewise.
2101 (*<code><mode>3): Likewise.
2102 (<code><mode>3): Likewise.
2103 (*sse_<code><mode>3): Likewise.
2104 (*sse2_<code><mode>3): Likewise.
2105 (<code>tf3): Likewise.
2106 (*<code>tf3): Likewise.
2107 (and<mode>3): Likewise.
2108 (*and<mode>3): Likewise.
2109 (ior<mode>3): Removed.
2110 (*ior<mode>3): Likewise.
2111 (xor<mode>3): Likewise.
2112 (*xor<mode>3): Likewise.
2113 (*and<mode>3): Likewise.
2114 (*ior<mode>3): Likewise.
2115 (*xor<mode>3): Likewise.
2116 (and<mode>3): Likewise.
2117 (*sse_and<mode>3): Likewise.
2118 (*sse2_and<mode>3): Likewise.
2120 (*andtf3): Likewise.
2121 (ior<mode>3): Likewise.
2122 (*sse_ior<mode>3): Likewise.
2123 (*sse2_ior<mode>3): Likewise.
2125 (*iortf3): Likewise.
2126 (xor<mode>3): Likewise.
2127 (*sse_xor<mode>3): Likewise.
2128 (*sse2_xor<mode>3): Likewise.
2130 (*xortf3): Likewise.
2132 2008-04-02 Richard Guenther <rguenther@suse.de>
2134 PR tree-optimization/14495
2135 PR tree-optimization/34793
2136 * tree-vrp.c (struct switch_update): New structure.
2137 (to_remove_edges, to_update_switch_stmts): New VECs.
2138 (simplify_switch_using_ranges): New function. Remove not taken
2139 case labels and edges.
2140 (simplify_stmt_using_ranges): Call it.
2141 (identify_jump_threads): Mark edges we have queued for removal
2142 so we don't thread them.
2143 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2145 * tree-cfg.c (group_case_labels): Deal with missing default label.
2146 (tree_verify_flow_info): Allow missing default label.
2147 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2148 (emit_case_nodes): Likewise.
2149 (expand_case): Do not rely on the default label to be present.
2150 * expr.c (try_casesi): Deal with NULL default_label.
2151 (do_tablejump): Likewise.
2153 2008-04-02 Richard Guenther <rguenther@suse.de>
2155 PR tree-optimization/14495
2156 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2157 SWITCH_EXPR here ...
2158 (vrp_visit_switch_stmt): ... but here (new function).
2159 (find_case_label_index): New helper function.
2160 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2162 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2164 * fwprop.c: Fix ISO-C99ism.
2166 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2169 * Makefile.in (objdir): Set it here.
2170 * configure.ac: Not here. Find dynamic linker characteristics.
2171 * exec-tool.in: Use them.
2172 * aclocal.m4: Regenerate.
2173 * configure: Regenerate.
2175 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2177 * expr.c (expand_var): Delete it.
2178 * expr.h (expand_var): Delete prototype.
2179 * function.c (expand_function_start): Use expand_decl instead.
2180 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2183 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2185 PR rtl-optimization/35542
2186 * fwprop.c (forward_propagate_and_simplify): Replace
2187 loc_reg_mentioned_in_p with reg_mentioned_p.
2189 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2191 PR rtl-optimization/35281
2192 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2193 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2194 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2195 (varying_mem_p): Move above propagate_rtx.
2196 (all_uses_available_at): Do not check MEMs.
2198 2008-04-02 Rafael Espindola <espindola@google.com>
2200 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2201 (register_edge_assert_for_2): Split the cond argument.
2202 (register_edge_assert_for_1): Adjust for the change in
2203 register_edge_assert_for_2.
2204 (register_edge_assert_for): Split the cond argument.
2205 (find_switch_asserts): Adjust for the change in
2206 register_edge_assert_for.
2208 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2210 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2211 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2212 offsets for 64-bit mingw.
2213 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2214 abi for x86_64-pc-mingw.
2216 2008-04-02 Richard Guenther <rguenther@suse.de>
2218 * tree-vrp.c (extract_range_from_assert): Make sure to not
2219 produce range min/max with TREE_OVERFOW set.
2220 If merging a anti-range and a range keep the anti-range if
2221 the range covers all values of the type.
2222 (register_edge_assert_for_2): Only allow sign-changing
2223 conversions in detecting canonical range checks. Also
2224 register an assert for the unsigned name if useful.
2226 PR tree-optimization/35787
2227 * tree-vrp.c (vrp_val_max): New function.
2228 (vrp_val_min): Likewise.
2229 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2230 (vrp_val_is_min): Likewise.
2231 (supports_overflow_infinity): Use vrp_val_{min,max}.
2232 (negative_overflow_infinity): Likewise.
2233 (positive_overflow_infinity): Likewise.
2234 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2235 (is_positive_overflow_infinity): Likewise.
2236 (is_overflow_infinity): Likewise.
2237 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2238 vrp_val_is_{min,max}.
2239 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2240 to ranges if possible. Avoid empty ranges.
2242 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2245 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2246 the expression is a function address.
2248 2008-04-01 George Helffrich <george@gcc.gnu.org>
2250 PR fortran/35154, fortran/23057
2251 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2252 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2253 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2254 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2256 (dbxout_syms): Check for COMMON-based symbol and wrap in
2257 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2258 in bracket for efficiency.
2260 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2261 using DW_TAG_common_block + member offset.
2262 (add_pubname_string): New function.
2263 (dw_expand_expr): New function to find block name and offset for
2265 (common_check): New function to check whether symbol in Fortran COMMON.
2266 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2268 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2271 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2273 2008-04-02 Ben Elliston <bje@au.ibm.com>
2275 * config/v850/v850.md (casesi): Remove if (0) code.
2276 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2277 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2279 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2281 * config/i386/i386.md (rex64suffix): New mode attribute.
2282 (floathi<mode>2): Disable expander for SSE math.
2283 (*floathi<mode>2_1): New insn insn_and_split pattern.
2284 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2285 corresponding post-reload splitters.
2286 (*floathi<mode>2_i387): New macroized insn pattern.
2287 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2288 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2289 insn_and_split pattern.
2290 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2291 New macroized instruction patterns and corresponding post-reload
2293 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2294 and corresponding post-reload splitters.
2295 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2296 New macroized instruction patterns.
2297 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2298 macroized instruction patterns and corresponding post-reload splitters.
2299 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2300 corresponding post-reload splitters.
2301 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2302 New macroized instruction patterns.
2303 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2304 corresponding post-reload splitters.
2305 (*floatsi<mode>2_i387): New macroized instruction patterns.
2307 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2309 * config/i386/i386.md (smaxmin): New.
2310 (umaxmin): Likewise.
2311 (maxminiprefix): Likewise.
2312 (maxminfprefix): Likewise.
2313 (<code><mode>3): Likewise.
2314 (smin<mode>3): Removed.
2315 (smax<mode>3): Likewise.
2317 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2318 (mmx_<code>v4hi3): Likewise.
2319 (mmx_<code>v8qi3): Likewise.
2320 (mmx_smaxv2sf3): Removed.
2321 (mmx_sminv2sf3): Likewise.
2322 (mmx_umaxv8qi3): Likewise.
2323 (mmx_smaxv4hi3): Likewise.
2324 (mmx_uminv8qi3): Likewise.
2325 (mmx_sminv4hi3): Likewise.
2327 * config/i386/sse.md (<addsub><mode>3): New.
2328 (*<addsub><mode>3): Likewise.
2329 (<sse>_vm<addsub><mode>3): Likewise.
2330 (<maxmin><mode>3): Likewise.
2331 (*<maxmin><mode>3_finite): Likewise.
2332 (*<maxmin><mode>3): Likewise.
2333 (<sse>_vm<maxmin><mode>3): Likewise.
2334 (sse3_h<addsub>v4sf3): Likewise.
2335 (sse3_h<addsub>v2df3): Likewise.
2336 (<maxmin>v16qi3): Likewise.
2337 (*<maxmin>v16qi3): Likewise.
2338 (<maxmin>v8hi3): Likewise.
2339 (*<maxmin>v8hi3): Likewise.
2340 (*sse4_1_<maxmin><mode>3): Likewise.
2341 (*sse4_1_<maxmin><mode>3): Likewise.
2342 (add<mode>3): Removed.
2343 (*add<mode>3): Likewise.
2344 (<sse>_vmadd<mode>3): Likewise.
2345 (sub<mode>3): Likewise.
2346 (*sub<mode>3): Likewise.
2347 (<sse>_vmsub<mode>3): Likewise.
2348 (smin<mode>3): Likewise.
2349 (*smin<mode>3_finite): Likewise.
2350 (*smin<mode>3): Likewise.
2351 (<sse>_vmsmin<mode>3): Likewise.
2352 (smax<mode>3): Likewise.
2353 (*smax<mode>3_finite): Likewise.
2354 (*smax<mode>3): Likewise.
2355 (<sse>_vmsmax<mode>3): Likewise.
2356 (sse3_haddv4sf3): Likewise.
2357 (sse3_haddv2df3): Likewise.
2358 (sse3_hsubv4sf3): Likewise.
2359 (sse3_hsubv2df3): Likewise.
2360 (umaxv16qi3): Likewise.
2361 (*umaxv16qi3): Likewise.
2362 (smaxv8hi3): Likewise.
2363 (*smaxv8hi3): Likewise.
2364 (*sse4_1_smax<mode>3): Likewise.
2365 (*sse4_1_umax<mode>3): Likewise.
2366 (uminv16qi3): Likewise.
2367 (*uminv16qi3): Likewise.
2368 (sminv8hi3): Likewise.
2369 (*sminv8hi3): Likewise.
2370 (*sse4_1_smin<mode>3): Likewise.
2371 (*sse4_1_umin<mode>3): Likewise.
2373 2008-04-01 Rafael Espindola <espindola@google.com>
2375 * tree-cfg.c (verify_expr): remove in_phi.
2376 (verify_stmt): Don't call walk_tree with verify_expr. Use
2377 is_gimple_min_invariant instead of is_gimple_val.
2379 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2381 * doc/include/gpl_v3.texi: Update for manpage generation.
2382 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2384 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2385 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2386 gpl_v3.texi instead of gpl.texi.
2389 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2392 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2394 2008-04-01 Rafael Espindola <espindola@google.com>
2396 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2397 (extract_code_and_val_from_cond): Use
2398 extract_code_and_val_from_cond_with_ops.
2400 2008-04-01 Jan Hubicka <jh@suse.cz>
2402 * function.c (free_after_compilation): Free epilogue_delay_list.
2403 (prepare_function_start): Assert that previous compilation was freed.
2405 2008-04-01 Jan Hubicka <jh@suse.cz>
2406 Jim Wilson <wilson@tuliptree.org>
2407 Andreas Tobler <andreast@gcc.gnu.org>
2410 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2411 rtl.emit instead cfun->emit.
2412 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2413 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2415 2008-04-01 Ben Elliston <bje@au.ibm.com>
2417 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2419 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2421 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2423 (fprofile-use): Add var flag_profile_use
2424 * coverage.c (coverage_begin_output): Do not open a gcno file for
2425 output only if -ftest-coverage is set.
2426 Do not add getpwd() to gcda file path.
2427 (build_gcov_info): Check the new flag
2428 flag_profile_datafile_relative_path.
2429 (coverage_init): Use profile_data_prefix.
2430 Read profile counter only if flag_profile_use is set.
2431 * opts.c (common_handle_option): New option fprofile-use=,
2432 fprofile-dir=, fprofile-generate=.
2433 * toplev.c (profile_data_prefix): New variable definition.
2434 * toplev.h (profile_data_prefix): New declaration.
2435 * doc/invoke.tex (Option Summary, Optimization Options):
2438 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2440 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2441 use tmp consistently.
2444 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2445 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2446 UNSPEC_FR_RECIP_APPROX_RES.
2447 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2449 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2452 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2454 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2457 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2458 element of the vector via a pointer.
2460 2008-03-31 Ian Lance Taylor <iant@google.com>
2462 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2464 2008-03-31 Jan Hubicka <jh@suse.cz>
2466 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2467 get_arg_pointer_save_area.
2468 * expr.c (init_expr): Just clear out rtl.expr.
2469 * function.c (free_after_compilation): Clear out whole RTL structure.
2470 (get_func_frame_size): Merge into ...
2471 (get_frame_size): ... this one.
2472 (assign_stack_local_1): Merge into ...
2473 (assign_stack_local): ... this one.
2474 (expand_function_end): Update call of get_arg_pointer_save_area.
2475 (get_art_pointer_save_area): Remove cfun argument.
2476 * function.h (emit_status): regno_pointer_align does not need length
2477 attribute. Move x_regno_reg_rtx to ...
2478 (regno_reg_rtx): ... new global array.
2479 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2480 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2481 apply_args_value, forced_labels, stack_pointer_delta):
2483 (struct varasm_status): Move here from varasm.c
2484 (struct rtl_data): New. Move here some fields from struct function.
2485 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2486 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2487 used_temp_slots avail_temp_slots, temp_slot_level,
2488 nonlocal_goto_handler_labels): Update accesstors.
2489 (rtl): New global variable.
2490 (struct function): Move some fileds to rtl_data.
2491 (get_arg_pointer_save_area): Update prototype.
2492 * emit-rtl.c (rtl): Declare.
2493 (regno_reg_rtx): Declare.
2494 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2496 (gen_reg_rtx): Update.
2497 (init_virtual_regs): Do not tate emit_status argument.
2498 (init_emit): Do not allocate emit.
2499 * varasm.c (varasm_statuc): Move to function.h.
2500 (n_deferred_constatns): Update accestor.
2501 (init_varasm_status): Do not allocate varasm_status.
2502 (force_const_mem, get_pool_size, output_constant_pool): Update.
2503 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2504 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2506 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2508 PR rtl-optimization/35729
2509 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2512 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2515 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2516 load/store if memory is unaligned.
2517 (*movti_rex64): Likewise.
2519 * config/i386/predicates.md (misaligned_operand): New.
2521 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2524 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2527 2008-03-31 Jan Beulich <jbeulich@novell.com>
2529 * config/ia64/constraints.md: Add 'j' constraint.
2530 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2531 (movdi_internal): Likewise.
2533 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2536 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2538 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2541 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2542 proper error message for the third argument on blendpd and
2545 * config/i386/sse.md (blendbits): New.
2546 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2548 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2550 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2552 2008-03-30 Richard Guenther <rguenther@suse.de>
2555 * fold-const.c (fold_sign_changed_comparison): Do leave
2556 conversions to base-types alone.
2558 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2560 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2561 the link register if one altivec register is be saved.
2563 2008-03-30 Ben Elliston <bje@au.ibm.com>
2565 * final.c (final_scan_insn): Remove if (0) code.
2567 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2569 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2571 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2573 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2574 of V4SFmode to ix86_binary_operator_ok.
2576 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2578 * config/i386/i386.c (override_options): Initialize
2579 ix86_veclib_handler to ix86_veclibabi_svml when
2580 -mveclibabi=svml is used.
2581 (ix86_veclibabi_svml): New function for SVML ABI style
2582 vectorization support.
2583 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2585 2008-03-28 Rafael Espindola <espindola@google.com>
2587 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2588 (tree_binary_nonnegative_warnv_p): Make it public.
2589 (tree_single_nonnegative_warnv_p): Make it public.
2590 (tree_invalid_nonnegative_warnv_p): Make it public.
2591 (tree_unary_nonzero_warnv_p): Make it public.
2592 (tree_binary_nonzero_warnv_p): Make it public
2593 (tree_single_nonzero_warnv_p): Make it public.
2594 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2595 (extract_range_from_binary_expr): Split the expr argument.
2596 (extract_range_from_unary_expr): Split the expr argument.
2597 (extract_range_from_comparison): Split the expr argument.
2598 (extract_range_from_expr): Use the new aux functions.
2599 (vrp_evaluate_conditional_warnv): Use
2600 vrp_evaluate_conditional_warnv_with_ops.
2601 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2602 (tree_binary_nonzero_warnv_p): Declare.
2603 (tree_single_nonzero_warnv_p): Declare.
2604 (tree_expr_nonzero_warnv_p): Declare.
2605 (tree_unary_nonnegative_warnv_p): Declare.
2606 (tree_binary_nonnegative_warnv_p): Declare.
2607 (tree_single_nonnegative_warnv_p): Declare.
2608 (tree_invalid_nonnegative_warnv_p): Declare.
2610 2008-03-28 Richard Guenther <rguenther@suse.de>
2612 PR tree-optimization/30317
2613 PR tree-optimization/30911
2614 PR tree-optimization/34793
2615 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2616 (struct assert_locus_d): New member EXPR.
2617 (register_new_assert_for): Add EXPR parameter to support
2618 ASSERT_EXPR <name, expr OP limit>.
2619 (register_edge_assert_for_1): Adjust callers.
2620 (find_assert_locations): Likewise.
2621 (process_assert_insertions_for): Build condition from expression.
2622 (extract_range_from_assert): Handle ASSERT_EXPRs
2623 of the form ASSERT_EXPR <name, expr OP limit>.
2624 (register_edge_assert_for_2): New helper registering
2625 asserts for comparisons. Recognize range tests of the form
2626 (unsigned)i - CST1 OP CST2.
2627 (register_edge_assert_for_1): Use it.
2628 (register_edge_assert_for): Likewise.
2629 (needs_overflow_infinity): Integer sub-types
2630 do not need overflow infinities.
2631 (vrp_val_is_max): The extreme values of integer sub-types
2632 are those of the base type.
2633 (vrp_val_is_min): Likewise.
2634 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2637 2008-03-28 Nick Clifton <nickc@redhat.com>
2640 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2641 Return GENERAL_REGS for stack adjustment reloads.
2643 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2646 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2647 const_vector when all the vectors are constant.
2649 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2651 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2653 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2654 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2656 (s<code>_sf): Use new scc_sf attribute for opcode names.
2658 2008-03-27 Tom Tromey <tromey@redhat.com>
2660 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2661 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2662 config/spu/t-spu-elf, config/i386/t-interix,
2663 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2664 config/i386/x-darwin, config/i386/x-mingw32,
2665 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2666 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2667 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2668 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2669 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2670 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2671 config/score/t-score-elf, config/arm/t-strongarm-pe,
2672 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2673 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2674 Revert automatic dependency patch.
2676 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2679 * config/i386/i386.c (ix86_function_arg_boundary): Align
2680 decimal floating point to its natural boundary.
2682 2008-03-27 Richard Guenther <rguenther@suse.de>
2685 * fold-const.c (fold_comparison): Restrict distinct decl
2686 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2687 solely rely on operand_equal_p.
2689 2008-03-27 Richard Guenther <rguenther@suse.de>
2692 * c-common.c (handle_weak_attribute): Reject combination of
2695 2008-03-27 Richard Guenther <rguenther@suse.de>
2697 PR tree-optimization/32810
2698 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2699 conversions from DECL_INITIAL.
2700 (fold_const_aggregate_ref): Likewise from constructor elements.
2702 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2704 * tree-affine.h (aff_combination_expand): Declare.
2705 (get_inner_reference_aff): Likewise.
2706 * tree-affine.c (aff_combination_expand): Split out from
2707 tree_to_aff_combination_expand.
2708 (get_inner_reference_aff): New function.
2709 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2710 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2711 (struct lim_aux_data): sm_done field removed.
2712 (mem_ref_loc_p, mem_ref_locs_p): New types.
2713 (struct mem_ref): Added id, stored, accesses_in_loop,
2714 indep_loop, dep_loop, indep_ref, dep_ref fields.
2715 Removed is_stored, locs and next fields.
2716 (memory_accesses): New variable.
2717 (movement_possibility): Do not allow moving statements
2718 that store to memory.
2719 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2721 (determine_max_movement): For statements with memory references,
2722 find the outermost loop in that the reference is independent.
2723 (move_computations_stmt): Mark the virtual operands for renaming.
2724 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2725 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2726 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2727 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2728 create_vop_ref_mapping, analyze_memory_references,
2729 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2730 get_all_locs_in_loop, ref_always_accessed_p,
2731 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2732 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2733 store_motion_loop, store_motion): New functions.
2734 (struct vop_to_refs_elt): New type.
2735 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2736 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2737 (schedule_sm): Replaced by...
2738 (execute_sm): ... this.
2739 (determine_lsm_ref, hoist_memory_references,
2740 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2741 find_more_ref_vops, free_mem_ref, free_mem_refs,
2742 determine_lsm_loop, determine_lsm): Removed.
2743 (tree_ssa_lim_finalize): Free data structures used by store motion.
2744 (tree_ssa_lim): Call analyze_memory_references. Use
2745 store_motion instead of determine_lsm.
2747 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2749 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2750 rename tmake_file to m68hc11/t-m68hc11.
2751 (mcore): Set inhibit_libc to true.
2752 * config.host (alpha*-dec-*vms*): Set extra_programs.
2753 (interix3*): Don't use host_xmake_file.
2754 * configure.ac: Let config.gcc override inhibit_libc.
2755 * configure: Regenerate.
2757 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2758 * config/t-openbsd-thread: Remove commented out lines.
2760 * config/x-interix: Remove.
2762 * config/m68hc11/t-m68hc11-gas: Rename to...
2763 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2765 * config/mcore/t-mcore: Remove T_CFLAGS.
2766 * config/mcore/t-mcore-pe: Likewise.
2768 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2770 * configure.ac: Replace custom __GNU_SOURCE test with
2771 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2772 * aclocal.m4: Regenerate.
2773 * configure: Regenerate.
2774 * config.in: Regenerate.
2776 2008-03-27 Richard Guenther <rguenther@suse.de>
2778 * fold-const.c (target.h): Include.
2779 (fold_comparison): Fold comparison of addresses of decls
2780 that bind locally or of constants. Consolidate address folding code.
2781 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2782 results from fold_binary_to_constant.
2783 (compare_values_warnv): Likewise.
2785 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2788 * fold-const.c (fold_truthop): Check for integeral types when folding
2789 a == 0 && b == 0 and a != 0 || b != 0 .
2791 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2793 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2795 2008-03-26 Andreas Schwab <schwab@suse.de>
2797 * doc/invoke.texi: Fix use of @item vs. @itemx.
2799 2008-03-26 Tom Tromey <tromey@redhat.com>
2801 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2802 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2803 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2804 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2805 build/genconstants.o, build/genemit.o, build/genextract.o,
2806 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2807 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2810 2008-03-26 Richard Guenther <rguenther@suse.de>
2813 2008-03-26 Richard Guenther <rguenther@suse.de>
2815 * fold-const.c (target.h): Include.
2816 (fold_comparison): Fold comparison of addresses of two decls
2817 that bind locally. Consolidate address folding code.
2819 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2821 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2822 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2823 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2824 dconstsqrt2, dconstthird, dconste and/or dconst10.
2825 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2826 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2827 dconstsqrt2, dconste): Delete.
2828 (init_emit_once): Likewise. Simplify initializing dconstm1.
2830 * real.c (get_real_const): New.
2831 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2832 dconstsqrt2, dconste): Delete.
2833 (real_value_const, get_real_const): New.
2835 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2837 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2839 * config/i386/i386.c (ix86_function_arg_boundary): Check
2840 BIGGEST_ALIGNMENT instead of 128.
2841 (setup_incoming_varargs_64): Likewise.
2843 2008-03-26 Tom Tromey <tromey@redhat.com>
2845 * Makefile.in (DEPFILES): Add missing '/'.
2847 2008-03-26 Richard Guenther <rguenther@suse.de>
2849 * fold-const.c (target.h): Include.
2850 (fold_comparison): Fold comparison of addresses of two decls
2851 that bind locally. Consolidate address folding code.
2853 2008-03-26 Nick Clifton <nickc@redhat.com>
2856 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2857 not allow INT+INT as a legitimate addressing mode.
2859 2008-03-26 Richard Guenther <rguenther@suse.de>
2861 * tree-flow.h (widen_bitfield): Remove declaration.
2862 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2863 (widen_bitfield): Remove function.
2864 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2867 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2870 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2873 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2875 PR rtl-optimization/35232
2876 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2877 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2878 reg_reloaded_call_part_clobbered here.
2879 (reload_regs_reach_end_p): New function.
2880 (reload_reg_rtx_for_input): New variable.
2881 (reload_reg_rtx_for_output): Likewise.
2882 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2883 when reassigning a pseudo register. Load reloadreg from
2884 reload_reg_rtx_for_input, moving the mode and register
2886 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2887 instead of the original when deciding whether an input reload
2888 would be a no-op or whether an output reload can be deleted.
2889 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2890 when setting up new_spill_reg_store. Load it from
2891 reload_reg_rtx_for_output, moving the mode and register
2893 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2894 instead of the original when deciding whether an output reload
2895 would be a no-op. Do the same when modifying insn notes.
2896 Use rtx_equal_p instead of == to compare the registers.
2897 (inherit_piecemeal_p): Take a mode and two register numbers
2899 (emit_reload_insns): Clear new_spill_reg_store for every hard
2900 register in the reload register. Remove spill registers
2901 from reg_reloaded_valid before considering whether to record
2902 inheritance information for them. Use reload_reg_rtx_for_output
2903 instead of reg_rtx when recording output reloads. Use
2904 reload_reg_rtx_for_input instead of reg_rtx when recording
2905 input reloads. Set or clear reg_reloaded_call_part_clobbered
2906 at the same time as setting reg_reloaded_valid.
2907 (delete_output_reload): Add a new_reload_reg parameter and use it
2908 instead of rld[j].reg_rtx.
2909 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2912 2008-03-25 Tom Tromey <tromey@redhat.com>
2914 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2915 (build/genattr.o): Likewise.
2916 (build/genattrtab.o): Likewise.
2917 (build/gencodes.o): Likewise.
2918 (build/genconfig.o): Likewise.
2919 (build/genconstants.o): Likewise.
2920 (build/genemit.o): Likewise.
2921 (build/genextract.o): Likewise.
2922 (build/genflags.o): Likewise.
2924 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2926 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2927 instead of size_int for integer types.
2928 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2929 to match type of MINUS_EXPR.
2931 2008-03-25 Tom Tromey <tromey@redhat.com>
2933 * configure: Rebuilt.
2934 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2937 2008-03-25 Tom Tromey <tromey@redhat.com>
2939 * config/x-solaris (host-solaris.o): Update.
2940 * config/x-linux (host-linux.o): Update.
2941 * config/x-hpux (host-hpux.o): Update.
2942 * config/x-darwin (host-darwin.o): Update.
2943 * config/v850/t-v850e (v850-c.o): Update.
2944 * config/v850/t-v850 (v850-c.o): Update.
2945 * config/t-vxworks (vxworks.o): Update.
2946 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2947 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2948 * config/spu/t-spu-elf (spu-c.o): Update.
2950 * config/sh/t-symbian (sh-c.o): Update.
2951 (symbian.o): Update.
2952 * config/sh/t-sh (sh-c.o): Update.
2953 * config/score/t-score-elf (score7.o, score3.o): Update.
2954 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2955 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2956 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2957 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2959 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2960 * config/m32c/t-m32c (m32c-pragma.o): Update.
2961 * config/ia64/t-ia64 (ia64-c.o): Update.
2962 * config/i386/x-mingw32 (host-mingw32.o): Update.
2963 * config/i386/x-i386 (driver-i386.o): Update.
2964 * config/i386/x-darwin (host-i386-darwin.o): Update.
2965 * config/i386/x-cygwin (host-cygwin.o): Update.
2966 * config/i386/t-nwld (nwld.o): Update.
2967 * config/i386/t-netware (netware.o): Update.
2968 * config/i386/t-interix (winnt.o): Update.
2969 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2970 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2971 msformat-c.o): Update.
2972 * config/bfin/t-bfin-linux (generated_files): Add
2973 linux-sysroot-suffix.h.
2974 * config/arm/t-wince-pe (pe.o): Update.
2975 * config/arm/t-strongarm-pe (pe.o): Update.
2976 * config/arm/t-pe (pe.o): Update.
2977 * config/arm/t-arm (arm-c.o): Update.
2978 * doc/install.texi (Prerequisites): Require make 3.80.
2979 * Makefile.in: Remove .o targets.
2980 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2981 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2982 (simple_generated_h, simple_generated_c): Move earlier.
2983 (generated_files): New variable.
2984 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2985 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2986 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2987 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2988 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2989 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2990 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2991 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2992 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2993 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2994 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2995 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2997 (COMPILE.base, COMPILE): New variables.
2998 (%.o): New pattern rule.
2999 (ALL_HOST_OBJS): New variable.
3000 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3001 (dummy-checksum.o, cc1-checksum.o): Remove.
3002 (DRIVER_SHLIB): New variable.
3003 (DRIVER_DEFINES): Use it.
3004 (gencondmd.c): Move out of build/.
3005 (s-conditions): Update.
3006 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3007 (ALL_BUILD_OBJS): Likewise.
3008 (build/%.o): Use BUILDCOMPILE.
3009 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3010 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3011 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3012 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3013 build/genconfig.o, build/genconstants.o, build/genemit.o,
3014 build/genextract.o, build/genflags.o, build/genmddeps.o,
3015 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3016 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3017 build/gen-protos.o, build/scan.o, build/fix-header.o,
3018 build/scan-decls.o): Simplify.
3019 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3020 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3021 prefix.o, toplev.o): Reduce to variable setting.
3022 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3023 ($(out_object_file), gcc-options.o): New targets.
3024 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3025 * configure: Rebuilt.
3026 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3027 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3029 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3031 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3032 complain when we hit an error, return ERROR_MARK_NODE.
3034 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3036 * config/sh/constraints.md (Pso, Psz): New constraints.
3037 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3038 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3040 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3042 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3043 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3045 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3047 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3048 (prefetch_sh2a): New.
3050 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3051 Naveen.H.S <naveen.hs@kpitcummins.com>
3053 * config/sh/constraints.md (I28): New constraint.
3054 * config/sh/sh.c (broken_move): Add support for movi20s.
3055 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3057 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3058 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3059 Naveen.H.S <naveen.hs@kpitcummins.com>
3061 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3062 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3063 (print_operand): Handle resbank in %@ operand code.
3064 (sh_encode_section_info): New.
3065 (push_regs): Add conditions for resbank.
3066 (sh_expand_epilogue): Likewise.
3067 (sh_insert_attributes): Likewise.
3068 (sh_attribute_table): Likewise.
3069 (sh_handle_resbank_handler_attribute): New.
3070 (sh2a_handle_function_vector_handler_attribute): New.
3071 (sh2a_is_function_vector_call): New.
3072 (sh2a_get_function_vector_number): New.
3073 (sh2a_function_vector_p): New.
3074 (sh_cfun_resbank_handler_p): New.
3075 * config/sh/sh.md (calli): Emit jsr/n if possible.
3076 (calli_tbr_rel): New.
3077 (calli_pcrel): Emit jsr/n if possible.
3078 (return_i): Emit rts/n if possible.
3079 (call_valuei_tbr_rel): New.
3080 (call_valuei_pcrel): Add condition for SH2A target.
3081 (call_value): Likewise.
3082 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3083 (sh2a_get_function_vector_number): Likewise.
3084 (sh2a_is_function_vector_call): Likewise.
3085 * doc/extend.texi: Document TBR relative addressing of SH2A.
3086 (resbank): Add description for SH2A.
3088 2008-03-24 Richard Guenther <rguenther@suse.de>
3091 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3092 pointer assignments change conversions according to middle-end rules.
3093 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3094 * configure.ac: Include type checking in yes.
3095 * configure: Regenerate.
3097 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3099 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3100 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3102 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3104 * gthr-vxworks.h (UNUSED): Define.
3106 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3108 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3110 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3112 * doc/extend.texi (Function Attributes): Add missing comma in the
3113 example of the "alloc_size" attribute.
3115 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3118 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3120 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3123 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3126 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3127 of the underlying type of a MS bitfield layout to the natural
3128 alignment of the type.
3130 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3132 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3133 to their natural alignment to avoid store forwarding stalls.
3135 2008-03-22 Richard Guenther <rguenther@suse.de>
3137 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3138 For PHI nodes verify the address is invariant.
3139 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3140 (get_symbol_constant_value): Use is_gimple_min_invariant.
3141 (maybe_fold_stmt_indirect): Likewise.
3143 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3145 PR rtl-optimization/33927
3146 * Makefile.in (dse.o): Depend on $(TM_P_H).
3147 * expr.h (extract_low_bits): Declare.
3148 * expmed.c (extract_low_bits): New function.
3149 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3150 * dse.c: Include tm_p.h.
3151 (find_shift_sequence): Remove the read_reg argument and return the
3152 read value. Emit the instructions instead of returning them.
3153 Iterate on new_mode rather than calculating it each time.
3154 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3155 source to NEW_MODE and extract_low_bits to convert the shifted
3157 (replace_read): Allow the load and store to have different mode
3158 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3159 or extraction instructions before trying the replacement. Update
3160 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3162 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3164 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3165 to their natural alignment to avoid store forwarding stalls.
3167 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3170 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3171 encouraging but not allowing gprs for input;
3172 change the input constraint to !f#r.
3173 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3175 change the output constraint to !f#r.
3177 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3180 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3181 corresponding post-reload splitters.
3182 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3183 when x87 FP math is selected.
3184 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3185 New function prototype.
3186 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3187 unreachable function to ease macroization of insn patterns.
3189 2008-03-21 Martin Jambor <mjambor@suse.cz>
3191 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3192 reference dumps if ddr is NULL or dependence is unknown.
3194 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3196 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3197 unsigned extension into account.
3198 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3199 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3200 Do computations on a scratch register.
3202 2008-03-21 Richard Guenther <rguenther@suse.de>
3204 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3205 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3206 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3207 * tree-ssa-dom.c (record_equality): Likewise.
3208 * tree-inline.c (copy_body_r): Likewise.
3209 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3212 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3214 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3215 as 'delete_unused' argument.
3217 2008-03-20 Richard Guenther <rguenther@suse.de>
3219 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3220 special casing of constant qualifiers.
3221 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3222 care about them in general.
3223 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3224 regardless of their type.
3225 (fold_stmt_r): Forcefully fold *& if we end up with that.
3227 2008-03-20 Paul Brook <paul@codesourcery.com>
3229 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3230 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3232 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3234 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3235 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3237 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3239 * common.opt (Wmudflap): New option.
3240 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3241 (mx_register_decls): Likewise.
3242 (mudflap_finish_file): Likewise.
3243 * doc/invoke.texi: Document -Wno-mudflap.
3245 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3247 * c-format.c (replace_format_name_to_system_name): New.
3249 (convert_format_name_to_system_name): New.
3250 (decode_format_attr): Add use of convert_format_name_to_system_name.
3251 (format_types_orig): Add gnu_ prefix to names.
3252 (check_format_info_main): Special treating of \0 escaped names for
3253 supporting multi-character format specifiers as I32, I64.
3254 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3255 (gnu_target_overrides_format_attributes): New.
3256 * c-format.h: Add structure target_ovr_attr to hold
3257 system specific formatter names.
3258 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3259 msformat-c.o file to c_target_objs and cxx_target_objs.
3260 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3261 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3262 (TARGET_N_FORMAT_TYPES): New.
3263 * config/i386/msformat-c.c: New.
3264 * config/i386/t-cygming: Add build rule for msformat-c.o.
3265 * doc/extend.texi: Add new format names gnu_* and ms_* and
3267 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3269 2008-03-20 Ira Rosen <irar@il.ibm.com>
3271 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3272 optimizations turned on under -O3.
3273 (ftree-vectorize): Add that the flag is turned on with -O3.
3275 2008-03-20 Ben Elliston <bje@au.ibm.com>
3277 * regmove.c (try_auto_increment): Fix spelling error in comment.
3278 * final.c (final_scan_insn): Likewise.
3280 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3283 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3284 allocator preferences for "y" and "r" class registers.
3285 ("*mov<mode>_internal"): Ditto.
3286 ("*movv2sf_internal_rex64"): Ditto.
3287 ("*movv2sf_internal"): Ditto.
3289 2008-03-19 Michael Matz <matz@suse.de>
3292 * calls.c (expand_call): Check overlap of arguments with call
3293 address for sibcalls.
3295 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3298 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3299 of the underlying type of a MS bitfield layout to the natural
3300 alignment of the type.
3302 2008-03-19 Jan Hubicka <jh@suse.cz>
3305 * toplev.c (decode_d_option): Handle all CPP flags.
3306 * tree-vrp.c: Update tree_pass descriptors.
3307 * regrename.c: Update tree_pass descriptors.
3308 * fwprop.c: Update tree_pass descriptors.
3309 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3310 * tree-into-ssa.c: Update tree_pass descriptors.
3311 * tree-dump.c: Update tree_pass descriptors.
3312 * tree-complex.c: Update tree_pass descriptors.
3313 * tree-dump.h: Update tree_pass descriptors.
3314 * see.c: Update tree_pass descriptors.
3315 * cgraphbuild.c: Update tree_pass descriptors.
3316 * tracer.c: Update tree_pass descriptors.
3317 * tree-loop-distribution.c: Update tree_pass descriptors.
3318 * cgraph.c: Update tree_pass descriptors.
3319 * postreload-gcse.c: Update tree_pass descriptors.
3320 * postreload.c: Update tree_pass descriptors.
3321 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3322 * tree-tailcall.c: Update tree_pass descriptors.
3323 * tree-pass.h (tree_opt_pass): Rename to ...
3324 (opt_pass) ... this one; add "type" field and remove letter field.
3325 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3326 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3327 all_lowering_passes): Update declaration.
3328 * ipa-cp.c: Update tree_pass descriptors.
3329 * final.c: Update tree_pass descriptors.
3330 * omp-low.c: Update tree_pass descriptors.
3331 * tree-ssa-dse.c: Update tree_pass descriptors.
3332 * ipa-reference.c: Update tree_pass descriptors.
3333 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3334 * auto-inc-dec.c: Update tree_pass descriptors.
3335 * reorg.c: Update tree_pass descriptors.
3336 * cgraphunit.c: Update tree_pass descriptors.
3337 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3338 * tree-ssa-ccp.c: Update tree_pass descriptors.
3339 * df-core.c: Update tree_pass descriptors.
3340 * mode-switching.c: Update tree_pass descriptors.
3341 * tree-nomudflap.c: Update tree_pass descriptors.
3342 * modulo-sched.c: Update tree_pass descriptors.
3343 * ipa-pure-const.c: Update tree_pass descriptors.
3344 * cse.c: Update tree_pass descriptors.
3345 * web.c: Update tree_pass descriptors.
3346 * tree-stdarg.c: Update tree_pass descriptors.
3347 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3348 * tree-ssa-dom.c: Update tree_pass descriptors.
3349 * tree-nrv.c: Update tree_pass descriptors.
3350 * tree-ssa-alias.c: Update tree_pass descriptors.
3351 * loop-init.c: Update tree_pass descriptors.
3352 * gimple-low.c: Update tree_pass descriptors.
3353 * ipa-inline.c: Update tree_pass descriptors.
3354 * tree-ssa-sink.c: Update tree_pass descriptors.
3355 * global.c: Update tree_pass descriptors.
3356 * ifcvt.c: Update tree_pass descriptors.
3357 * jump.c: Update tree_pass descriptors.
3358 * predict.c: Update tree_pass descriptors.
3359 * tree-ssa-loop.c: Update tree_pass descriptors.
3360 * recog.c: Update tree_pass descriptors.
3361 * dse.c: Update tree_pass descriptors.
3362 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3363 * tree-eh.c: Update tree_pass descriptors.
3364 * regmove.c: Update tree_pass descriptors.
3366 * function.c: Update tree_pass descriptors.
3367 * tree-vectorizer.c: Update tree_pass descriptors.
3368 * gcse.c: Update tree_pass descriptors.
3369 * ipa-type-escape.c: Update tree_pass descriptors.
3370 * tree-if-conv.c: Update tree_pass descriptors.
3371 * init-regs.c: Update tree_pass descriptors.
3372 * ipa.c: Update tree_pass descriptors.
3373 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3374 * rtl-factoring.c: Update tree_pass descriptors.
3375 * lower-subreg.c: Update tree_pass descriptors.
3376 * bt-load.c: Update tree_pass descriptors.
3377 * tree-dfa.c: Update tree_pass descriptors.
3378 * except.c: Update tree_pass descriptors.
3379 * emit-rtl.c: Update tree_pass descriptors.
3380 * cfgexpand.c: Update tree_pass descriptors.
3381 * tree-cfgcleanup.c: Update tree_pass descriptors.
3382 * cfgcleanup.c: Update tree_pass descriptors.
3383 * tree-ssa-pre.c: Update tree_pass descriptors.
3384 * tree-sra.c: Update tree_pass descriptors.
3385 * tree-mudflap.c: Update tree_pass descriptors.
3386 * tree-ssa-copy.c: Update tree_pass descriptors.
3387 * cfglayout.c: Update tree_pass descriptors.
3388 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3389 * tree-ssa-dce.c: Update tree_pass descriptors.
3390 * tree-ssa.c: Update tree_pass descriptors.
3391 * regclass.c: Update tree_pass descriptors.
3392 * integrate.c: Update tree_pass descriptors.
3393 * tree-optimize.c: Update tree_pass descriptors.
3394 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3395 * tree-object-size.c: Update tree_pass descriptors.
3396 * combine.c: Update tree_pass descriptors.
3397 * tree-outof-ssa.c: Update tree_pass descriptors.
3398 * bb-reorder.c: Update tree_pass descriptors.
3399 * stack-ptr-mod.c: Update tree_pass descriptors.
3400 * var-tracking.c: Update tree_pass descriptors.
3401 * tree-profile.c: Update tree_pass descriptors.
3402 * tree-vect-generic.c: Update tree_pass descriptors.
3403 * reg-stack.c: Update tree_pass descriptors.
3404 * sched-rgn.c: Update tree_pass descriptors.
3405 * tree-ssa-structalias.c: Update tree_pass descriptors.
3406 * tree-cfg.c: Update tree_pass descriptors.
3407 * passes.c (current_pass): Update declaration.
3408 (finish_optimization_passes): Update.
3409 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3410 (register_one_dump_file, register_dump_files_1, next_pass_1):
3412 (init_optimization_passes): Update handling of new types.
3413 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3414 * ipa-struct-reorg.c: Update tree_pass descriptors.
3415 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3416 * combine-stack-adj.c: Update tree_pass descriptors.
3417 * cfgrtl.c: Update tree_pass descriptors.
3418 * dce.c: Update tree_pass descriptors.
3419 * tree-ssanames.c: Update tree_pass descriptors.
3421 2008-03-19 Richard Guenther <rguenther@suse.de>
3424 * tree-ssa.c (walk_data): New structure.
3425 (warn_uninitialized_var): If not always_executed warn with "maybe"
3427 (execute_early_warn_uninitialized): Compute post-dominators.
3428 Initialize always_executed before processing each basic block.
3430 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3433 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3434 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3436 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3438 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3440 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3442 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3444 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3445 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3446 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3447 target after ignore has been set, and move there also the commputation
3448 of subtarget and original_target.
3449 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3450 (LANG_HOOKS_INITIALIZER): Remove it.
3451 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3453 2008-03-18 Richard Guenther <rguenther@suse.de>
3455 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3456 found an expression with constants, note that in the VN for the lhs.
3457 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3458 fold them to constants if possible. Run cleanup_cfg if done so.
3459 (execute_pre): Return todo.
3461 (execute_fre): Likewise.
3462 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3464 (get_prop_source_stmt): Look through pointer conversions.
3466 2008-03-18 Jan Hubicka <jh@suse.cz>
3468 * tree-pretty-print.c: Include predict.h.
3469 (dump_generic_node): Dump predictor.
3470 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3471 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3472 * gimple-low.c (lower_stmt): Likewise.
3473 * expr.c (expand_expr_real): Likewise.
3474 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3476 (build_predict_expr, build_predict_expr): New.
3477 * predict.h (predictor_name, build_predict_expr): Update.
3478 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3479 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3480 * predict.def (PRED_CONTINUE): Update hitrate.
3481 * tree.def (PREDICT_EXPR): Define.
3482 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3483 do not handle BIND_EXPR.
3484 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3485 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3486 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3489 2008-03-18 Michael Matz <matz@suse.de>
3491 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3493 2008-03-18 Richard Guenther <rguenther@suse.de>
3495 * tree-gimple.h (is_gimple_invariant_address): Declare.
3496 (is_gimple_constant): Likewise.
3497 * tree-gimple.c (is_gimple_constant): New function.
3498 (is_gimple_invariant_address): Likewise.
3499 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3500 and is_gimple_invariant_address.
3501 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3503 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3504 an addressable base.
3506 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3509 * gimplify.c (gimplify_expr): Gimplify second operand of
3512 2008-03-17 Richard Guenther <rguenther@suse.de>
3514 PR tree-optimization/19637
3515 * fold-const.c (fold_unary): Remove restrictions of removing
3516 intermediate pointer-conversions (P2)(P1)P0.
3517 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3518 conversion to void pointer.
3519 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3521 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3524 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3525 emulated thread local variables.
3527 2008-03-16 Richard Guenther <rguenther@suse.de>
3530 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3531 expand TREE_INVARIANT operations that are not gimple invariant.
3533 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3535 * doc/extend.texi (Alignment): Say that the ABI controls
3536 the __alignof__ for non-strict-alignment targets rather
3537 than being a recommendation.
3539 2008-03-15 Paul Brook <paul@codesourcery.com>
3541 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3543 (arm_output_fn_unwind): Mark functions that can not be unwound.
3545 2008-03-15 Paul Brook <paul@codesourcery.com>
3547 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3548 extension instructions.
3550 2008-03-15 Richard Guenther <rguenther@suse.de>
3552 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3553 and fold constant aggregate refs.
3554 (fold_const_aggregate_ref): Handle string constants
3555 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3556 (evaluate_stmt): Simplify now that ccp_fold folds constant
3559 2008-03-15 Paul Brook <paul@codesourcery.com>
3561 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3562 (extzv): Use gen_extzv_t2.
3563 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3565 2008-03-15 Richard Guenther <rguenther@suse.de>
3567 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3568 (fold_const_aggregate_ref): Likewise.
3569 (get_value): Return NULL if we don't have any values.
3570 (ccp_finalize): Set const_val to NULL after freeing it.
3571 * tree-flow.h (get_symbol_constant_value): Declare.
3572 (fold_const_aggregate_ref): Likewise.
3573 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3575 2008-03-15 Richard Guenther <rguenther@suse.de>
3578 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3579 to not produce negative array indices if not allowed. Add
3580 parameter to indicate that.
3581 (maybe_fold_offset_to_component_ref): Allow negative array
3582 indices only for the first member of a structure.
3583 (maybe_fold_offset_to_reference): Allow negative array indices.
3584 (maybe_fold_stmt_addition): Likewise.
3586 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3587 Anatoly Sokolov <aesok@post.ru>
3589 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3590 (avr_arch): Add ARCH_AVR6.
3591 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3592 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3593 instead of fixed value 2.
3594 (print_operand_address): Use gs() asm specifier instead of pm().
3595 (avr_assemble_integer): (Ditto.).
3596 (avr_output_addr_vec_elt): (Ditto.).
3597 (print_operand): Handle "!" code.
3598 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3599 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3600 (AVR_HAVE_EIJMP_EICALL): Define.
3601 (AVR_3_BYTE_PC): Redefine.
3602 (AVR_2_BYTE_PC): (Ditto.).
3603 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3604 (LINK_SPEC): Add atmega2560 and atmega2561.
3605 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3607 * config/avr/avr.md (call_insn): Use eicall instead of icall
3608 for 3 byte PC devices.
3609 (call_value_insn): (Ditto.).
3610 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3611 (indirect_jump): Use only for for 2 byte PC devices.
3612 (*tablejump): (Ditto.).
3613 (*indirect_jump_avr6): Add insn.
3614 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3615 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3616 instead of ijmp for 3 byte PC devices.
3617 (__tablejump2__): (Ditto.).
3618 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3619 (MULITLIB_DIRNAMES): (Ditto.).
3620 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3622 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3624 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3625 "sse2_umulsidi3". Use V1DI mode for operand 0.
3626 ("mmx_psadbw"): Use V1DI mode for operand 0.
3627 * config/i386/i386-modes.def (V1SI): New vector mode.
3628 * config/i386/i386.c (struct builtin_description)
3629 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3630 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3631 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3632 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3633 v1di_ftype_v8qi_v8qi type.
3634 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3636 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3637 __builtin_ia32_pmuludq]: Fix the mode of return value.
3639 2008-03-15 Richard Guenther <rguenther@suse.de>
3642 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3645 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3647 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3648 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3649 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3650 unless TARGET_SERIALIZE_VOLATILE is enabled.
3651 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3652 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3653 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3655 2008-03-14 Richard Guenther <rguenther@suse.de>
3657 PR tree-optimization/34172
3658 * tree-flow.h (refs_may_alias_p): Declare.
3659 (get_single_def_stmt): Likewise.
3660 (get_single_def_stmt_from_phi): Likewise.
3661 (get_single_def_stmt_with_phi): Likewise.
3662 * tree-dfa.c (refs_may_alias_p): New function.
3663 (get_single_def_stmt): Likewise.
3664 (get_single_def_stmt_from_phi): Likewise.
3665 (get_single_def_stmt_with_phi): Likewise.
3666 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3667 (vn_reference_lookup_1): New helper function.
3668 (vn_reference_lookup): Walk the virtual use-def chain to
3669 continue searching for a match if the def does not alias the
3670 reference we are looking for.
3672 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3674 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3675 archive and Perzl. Update The Written Word listing.
3677 2008-03-14 Richard Guenther <rguenther@suse.de>
3679 PR tree-optimization/34043
3680 PR tree-optimization/33989
3681 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3683 (bitmap_find_leader): Use extra argument to verify dominance
3684 relationship inside a basic-block.
3685 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3686 (find_leader_in_sets): Adjust.
3687 (create_component_ref_by_pieces): Take extra argument for
3688 dominance check, handle lookup failures.
3689 (find_or_generate_expression): Likewise.
3690 (create_expression_by_pieces): Likewise.
3691 (insert_into_preds_of_block): Adjust.
3692 (create_value_expr_from): If asked for, verify all operands
3693 are in the blocks AVAIL_OUT set.
3694 (make_values_for_stmt): Check for SSA_NAMEs that are life
3695 over an abnormal edge.
3696 (compute_avail): Remove such check.
3697 (do_SCCVN_insertion): New function.
3698 (eliminate): If we do not find a leader suitable for replacement
3699 insert a replacement expression from SCCVN if available.
3700 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3701 (struct vn_ssa_aux): Add needs_insertion flag.
3702 * tree-ssa-sccvn.c (may_insert): New global flag.
3703 (copy_reference_ops_from_ref): Value-number union member access
3704 based on its size, not type and member if insertion is allowed.
3705 (visit_reference_op_load): For a weak match from union type
3706 punning lookup a view-converted value and insert a SSA_NAME
3707 for that value if that is not found.
3708 (visit_use): Make dumps shorter. Do not disallow value numbering
3709 SSA_NAMEs that are life over an abnormal edge to constants.
3710 (free_scc_vn): Release inserted SSA_NAMEs.
3711 (run_scc_vn): New flag to specify whether insertion is allowed.
3712 Process SSA_NAMEs in forward order.
3713 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3714 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3715 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3716 pointer type to/from integral types that do not change the
3717 precision to regular conversions.
3719 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3721 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3722 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3723 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3724 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3725 input arguments and the mode of return value. Built-in functions
3726 that operate on whole 64-bit MMX register now use V1DI mode.
3728 2008-03-13 Alon Dayan <alond@il.ibm.com>
3729 Olga Golovanevsky <olga@il.ibm.com>
3731 PR tree-optimization/35041
3732 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3733 to locate the right position in a statement.
3735 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3739 * config/i386/xmmintrin.h: Change all static inline functions to
3740 extern inline and add __gnu_inline__ attribute.
3741 * config/i386/bmintrin.h: Ditto.
3742 * config/i386/smmintrin.h: Ditto.
3743 * config/i386/tmmintrin.h: Ditto.
3744 * config/i386/mmintrin-common.h: Ditto.
3745 * config/i386/ammintrin.h: Ditto.
3746 * config/i386/emmintrin.h: Ditto.
3747 * config/i386/pmmintrin.h: Ditto.
3748 * config/i386/mmintrin.h: Ditto.
3749 * config/i386/mm3dnow.h: Ditto.
3751 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3754 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3755 (lower_omp_2): New function.
3756 (lower_omp_1, lower_omp): Rewritten.
3758 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3761 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3762 with the phrase "Microsoft Windows compilers".
3763 (Push/Pop Macro Pragmas): New subsection. Document
3764 #pragma push_macro and pragma pop_macro.
3766 2008-03-12 Paul Brook <paul@codesourcery.com>
3768 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3770 2008-03-12 Paul Brook <paul@codesourcery.com>
3772 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3773 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3774 (thumb2_addsi_shortim): Rename ...
3775 (thumb2_addsi_short): ... to this. Allow register operands.
3776 (thumb2_subsi_short): New pattern.
3777 (thumb2_one_cmplsi2_short,
3778 thumb2_negsi2_short): New patterns and peepholes.
3780 2008-03-12 Paul Brook <paul@codesourcery.com>
3782 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3784 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3786 * config/i386/i386.md (int_cond): New code iterator.
3788 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3789 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3790 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3791 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3792 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3793 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3794 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3795 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3797 2008-03-12 Paul Brook <paul@codesourcery.com>
3799 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3800 instead of {arm,thumb}_compute_save_reg_mask.
3801 (output_return_instruction): Ditto.
3802 (thumb_unexpanded_epilogue): Ditto.
3803 (thumb1_expand_prologue): Ditto.
3804 (thumb1_output_function_prologue): Ditto.
3805 (arm_set_return_address): Ditto.
3806 (thumb_set_return_address): Ditto.
3807 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3808 regs to achieve stack alignment.
3809 (thumb1_compute_save_reg_mask): Fix compiler warning.
3810 (arm_output_epilogue): Use offsets->saved_regs_mask.
3811 Adjust stack pointer by poping call clobered registers.
3812 (arm_expand_prologue): Use offsets->saved_regs_mask.
3813 Adjust stack pointer by pushing extra registers.
3814 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3816 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3819 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3820 conversion to the operands of a multiplication.
3822 2008-03-12 Richard Guenther <rguenther@suse.de>
3824 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3825 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3826 * timevar.def (TV_TREE_PHIPROP): Add.
3827 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3828 pass description. Use TV_TREE_PHIPROP.
3829 * tree-ssa-forwprop.c: Remove phiprop code.
3831 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3834 * omp-low.c (maybe_lookup_decl): Constify first argument.
3835 (use_pointer_for_field): Change last argument from bool to
3836 omp_context *. Disallow shared copy-in/out in nested
3837 parallel if decl is shared in outer parallel too.
3838 (build_outer_var_ref, scan_sharing_clauses,
3839 lower_rec_input_clauses, lower_copyprivate_clauses,
3840 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3842 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3843 Ira Rosen <irar@il.ibm.com>
3845 * tree-vectorizer.c (free_stmt_vec_info): New function.
3846 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3847 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3848 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3849 * tree-vect-transform.c (vectorizable_conversion): Free
3850 vec_oprnds0 if it was allocated.
3851 (vect_permute_store_chain): Remove unused VECs.
3852 (vectorizable_store): Free VECs that are allocated in the..
3854 (vect_transform_strided_load, vectorizable_load): Likewise.
3855 (vect_remove_stores): Simplify the code.
3856 (vect_transform_loop): Move code to vect_remove_stores().
3857 Call vect_remove_stores() and free_stmt_vec_info().
3859 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3861 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3862 TARGET_HPUX. Revise comment.
3863 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3864 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3865 Use sr4 variant of `be' instruction when not generating PIC code.
3866 (attr_length_call): Adjust for above change.
3868 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3870 * ipa-reference.c (static_execute): Remove module_statics_const and
3871 associated setting code.
3873 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3876 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3877 predicate for operand 1.
3878 (paritysi2_cmp): Use register_operand predicate for operand 2.
3879 Use earlyclobber modifier for operand 1. Remove support for
3881 (paritydi2_cmp): Use register_operand predicate for operand 3.
3882 Use earlyclobber modifier for operand 1. Remove support for
3885 2008-03-11 Paul Brook <paul@codesourcery.com>
3886 Vladimir Prus <vladimir@codesourcery.com>
3888 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3889 (arm_compute_save_reg0_reg12_mask): Always
3890 check if register 11 must be saved. Always safe hard frame pointer
3891 when frame_pointer_needeed.
3892 (arm_compute_save_reg_mask): Save IP and PC
3893 only with apcs frames.
3894 (arm_output_epilogue): Adjust Thumb2 codepath to
3895 be also invoked and work for ARM non-apcs frames.
3896 (arm_expand_prologue): Don't bother saving IP
3897 for non-apcs frame, since it's not clobbered by
3898 prologue code. Implement non-apcs frame
3901 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3903 PR rtl-optimization/35281
3904 * expr.c (convert_move): Use a new pseudo for the intermediate
3905 from_mode->word_mode result.
3907 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3909 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3910 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3911 * toplev.c (compile_file): Don't call it.
3913 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3916 * expr.c (store_expr): Call emit_block_move if the mode
3917 of "temp" RTX is BLKmode.
3919 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3920 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/31358
3923 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3924 the step with a NULL_TREE.
3925 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3926 to sizetype if type is a pointer type.
3927 (add_candidate_1): Don't convert the base and step to
3928 the generic type if the orginal type is a pointer type.
3929 (add_iv_value_candidates): Use sizetype for the step
3930 if type is a pointer type.
3931 (cand_value_at): Likewise.
3932 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3934 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3935 Don't convert the tem affine to the type.
3936 (add_elt_to_tree): Use sizetype for the step if a pointer.
3937 Use POINTER_PLUS_EXPR for pointers.
3938 (aff_combination_to_tree): Use sizetype for the step if a
3941 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3943 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3944 Remove commutativity hint.
3946 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3950 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3951 errorneous type. Check that v is a VAR_DECL.
3954 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3956 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3958 PR tree-optimization/35494
3959 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3960 may be overriden at link and run time.
3962 2008-03-10 Richard Guenther <rguenther@suse.de>
3964 PR tree-optimization/34677
3965 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3966 (poolify_tree): Likewise.
3967 (modify_expr_template): Likewise.
3968 (poolify_modify_stmt): Likewise.
3969 (insert_fake_stores): Handle all component-ref style stores
3970 in addition to INDIRECT_REF. Also handle complex types.
3971 Do not poolify the inserted load.
3972 (realify_fake_stores): Do not rebuild the tree but only
3973 make it a SSA_NAME copy.
3974 (init_pre): Remove initialzation of modify_expr_template.
3975 Do not allocate modify_expr_node_pool.
3976 (fini_pre): Do not free modify_expr_node_pool.
3978 2008-03-10 Paul Brook <paul@codesourcery.com>
3980 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3983 2008-03-10 Paul Brook <paul@codesourcery.com>
3984 Mark Shinwell <shinwell@codesourcery.com>
3986 * config/arm/cortex-r4.md: New.
3987 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3989 * config/arm/arm.md: Include cortex-r4.md.
3990 (insn): Add smmls, sdiv and udiv values.
3991 (generic_sched): Don't use generic scheduling for Cortex-R4.
3992 (arm_issue_rate): New function.
3993 (TARGET_SCHED_ISSUE_RATE): Define.
3995 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3997 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3999 2008-03-10 Richard Guenther <rguenther@suse.de>
4001 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4002 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4004 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4006 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4007 Set default to true.
4009 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4011 * c.opt (Wsynth): Deprecate.
4012 * doc/invoke.texi (Option Summary, Warning Options): Document
4013 -Wno-format-contains-nul.
4015 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4018 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4019 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4021 2008-03-09 Ira Rosen <irar@il.ibm.com>
4023 * config/rs6000/rs6000.c (builtin_description): Rename vector
4024 left shift operations.
4025 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4026 (altivec_vsl<VI_char>): Rename to ...
4027 (ashl<mode>3): ... new name.
4028 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4030 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4032 2008-03-08 Richard Guenther <rguenther@suse.de>
4034 * coverage.h (tree_coverage_counter_addr): Declare.
4035 * coverage.c (tree_coverage_counter_addr): New function.
4036 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4038 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4039 (tree_gen_one_value_profiler): Likewise.
4040 (tree_gen_ic_profiler): Likewise.
4041 (tree_gen_average_profiler): Likewise.
4042 (tree_gen_ior_profiler): Likewise.
4044 2008-03-08 Richard Guenther <rguenther@suse.de>
4046 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4047 (vn_binary_op_insert): Likewise.
4048 (vn_unary_op_lookup): Likewise.
4049 (vn_unary_op_insert): Likewise.
4050 (vn_nary_op_lookup): Declare.
4051 (vn_nary_op_insert): Likewise.
4052 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4053 and binary hashes, use a single obstack for unary_op_pool
4055 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4056 a single struct vn_nary_op_s. Store tree code length and
4057 a variable number of operands.
4058 (struct vn_reference_op_struct): Remove unused op2.
4059 (vn_reference_op_eq): Do not compare op2.
4060 (vn_reference_op_compute_hash): Do not compute hash of op2.
4061 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4062 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4063 with vn_nary_op_compute_hash.
4064 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4065 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4067 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4069 (visit_unary_op): Call nary functions.
4070 (visit_binary_op): Likewise.
4071 (process_scc): Adjust for struct vn_tables_s changes.
4072 (allocate_vn_table): Likewise.
4073 (free_vn_table): Likewise.
4074 * tree-vn.c (vn_add): Call nary functions.
4075 (vn_lookup): Likewise.
4077 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4080 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4081 wdst back after sync_compare_and_swapqhi_internal.
4083 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4086 * config/i386/i386-modes.def (V1DI): New vector mode.
4087 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4088 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4089 (MMXMODE248): Ditto.
4090 (MMXMODE): Add V1DI mode.
4091 (mmxvecsize): Change DI mode to V1DI mode.
4092 ("mov<mode>): Use MMXMODEI8 mode iterator.
4093 ("*mov<mode>_internal_rex64"): Ditto.
4094 ("*mov<mode>_internal"): Ditto.
4095 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4096 ("mmx_sub<mode>3"): Ditto.
4097 ("mmx_adddi3"): Remove insn pattern.
4098 ("mmx_subdi3"): Ditto.
4099 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4100 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4101 ("mmx_ashl<mode>3"): Ditto.
4102 ("mmx_lshrdi3"): Remove insn pattern.
4103 ("mmx_ashldi3"): Ditto.
4104 * config/i386/i386.c (classify_argument): Handle V1DImode.
4105 (function_arg_advance_32): Ditto.
4106 (function_arg_32): Ditto.
4107 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4108 mmx_addv1di3 insn pattern.
4109 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4110 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4111 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4112 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4113 Remove definitions of built-in functions.
4114 (V1DI_type_node): New node.
4115 (v1di_ftype_v1di_int): Ditto.
4116 (v1di_ftype_v1di_v1di): Ditto.
4117 (v2si_ftype_v2si_si): Ditto.
4118 (v4hi_ftype_v4hi_di): Remove node.
4119 (v2si_ftype_v2si_di): Ditto.
4120 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4121 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4122 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4123 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4124 Add new builtins using def_builtin_const.
4125 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4126 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4127 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4128 * config/i386/mmintrin.h (__v1di): New typedef.
4129 (_mm_add_si64): Cast arguments to __v1di type.
4130 (_mm_sub_si64): Ditto.
4131 (_mm_sll_pi16): Cast __count to __v4hi type.
4132 (_mm_sll_pi32): Cast __count to __v2si type.
4133 (_mm_sll_si64): Cast arguments to __v1di type.
4134 (_mm_srl_pi16): Cast __count to __v4hi type.
4135 (_mm_srl_pi32): Cast __count to __v2si type.
4136 (_mm_srl_si64): Cast arguments to __v1di type.
4137 (_mm_sra_pi16): Cast __count to __v4hi type.
4138 (_mm_sra_pi32): Cast __count to __v2si type.
4139 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4140 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4141 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4142 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4143 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4144 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4145 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4146 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4147 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4148 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4149 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4150 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4152 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4154 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4156 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4159 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4160 reg+const addressing for Altivec modes. Don't generate reg+reg
4161 addressing for TFmode or TDmode quantities.
4163 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4165 * c-common.c (vector_types_convertible_p): Call langhook
4166 instead of comptypes.
4168 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4171 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4172 integral and scalar float variables which have a
4175 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4177 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4178 dwarf_register_span hook when emitting unwind information for
4179 register-to-memory saves.
4180 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4181 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4183 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4185 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4186 for the same VAR_DECL.
4188 2008-03-06 Tom Tromey <tromey@redhat.com>
4191 * doc/standards.texi (Standards): Don't mention treelang.
4192 * doc/invoke.texi (Overall Options): Don't mention treelang.
4193 * doc/install.texi (Prerequisites): Don't mention bison or
4195 (Configuration): Don't mention treelang.
4196 (Building): Likewise.
4197 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4199 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4201 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4202 word-extractions out of a multi-word object.
4204 2008-03-06 Richard Guenther <rguenther@suse.de>
4206 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4207 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4208 result type and precision.
4209 * expr.c (get_inner_reference): Set unsignedp based on the result
4210 type of BIT_FIELD_REF.
4211 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4212 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4213 (try_instantiate_multiple_fields): Likewise. Use the correct type
4215 (sra_build_assignment): Likewise.
4216 (sra_build_elt_assignment): Likewise.
4217 (sra_explode_bitfield_assignment): Likewise.
4218 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4219 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4220 set BIT_FIELD_REF_UNSIGNED.
4221 (vectorizable_load): Likewise.
4223 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4225 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4228 2008-03-06 Richard Guenther <rguenther@suse.de>
4230 * alias.c (struct alias_set_entry): Move has_zero_child field
4231 to pack with alias_set.
4233 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4235 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4238 2008-03-05 Ian Lance Taylor <iant@google.com>
4240 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4242 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4244 * fwprop.c (update_df): Support width and offset parameters of
4246 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4247 global_conflicts): Change DF_REF_EXTRACT to either
4248 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4249 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4250 * df-scan.c (df_ref_record, df_defs_record,
4251 df_ref_create_structure, df_def_record_1, df_uses_record,
4252 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4253 df_bb_refs_collect, df_entry_block_defs_collect,
4254 df_exit_block_uses_collect): Support new width and offset fields.
4255 (ref_extract_pool): New storage pool.
4256 (df_free_ref): New function.
4257 (df_reg_chain_unlink, df_free_collection_rec,
4258 df_sort_and_compress_refs): Call df_free_ref.
4259 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4261 (df_ref_create_structure): Allocate df_ref_extract if offset and
4262 width fields are used.
4263 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4264 (df_uses_record): Get offset and width from ZERO_EXTRACT
4266 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4267 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4268 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4269 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4270 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4271 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4272 (df_ref_extract): New structure.
4273 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4274 (df_ref_create): Add width and offset parameters.
4276 2008-03-05 Richard Guenther <rguenther@suse.de>
4278 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4279 Use ranges_overlap_p.
4280 (offset_overlaps_with_access): Rename
4281 to ranges_overlap_p and move ...
4282 * tree-flow-inline.h (ranges_overlap_p): ... here.
4284 * tree.h (get_inner_reference, handled_component_p): Update
4287 * tree.h (record_component_aliases, get_alias_set,
4288 alias_sets_conflict_p, alias_sets_must_conflict_p,
4289 objects_must_conflict_p): Move declarations ...
4290 * alias.h (record_component_aliases, get_alias_set,
4291 alias_sets_conflict_p, alias_sets_must_conflict_p,
4292 objects_must_conflict_p): ... here.
4293 Include coretypes.h.
4294 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4296 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4298 * cfg.c: Include tree-flow.h.
4299 (remove_edge_raw): Call redirect_edge_var_map_clear.
4300 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4301 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4302 (redirect_edge_var_map_result): New.
4303 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4304 PENDING_STMT use with redirect_edge_var_map_*.
4305 * tree-ssa.c (edge_var_maps): New definition.
4306 (redirect_edge_var_map_add): New.
4307 (redirect_edge_var_map_clear): New.
4308 (redirect_edge_var_map_dup): New.
4309 (redirect_edge_var_map_vector): New.
4310 (redirect_edge_var_map_destroy): New.
4311 (ssa_redirect_edge): Replace PENDING_STMT use with
4312 redirect_edge_var_map_*.
4313 (flush_pending_stmts): Same.
4314 (delete_tree_ssa): Destroy edge var map.
4315 * tree-flow.h (struct _edge_var_map): New.
4316 Define edge_var_map vector type.
4317 Declare redirect_edge_var_map_* prototypes.
4318 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4319 * tree-cfg.c (reinstall_phi_args): Replace
4320 PENDING_STMT use with redirect_edge_var_map_*.
4322 2008-03-05 Richard Guenther <rguenther@suse.de>
4324 PR tree-optimization/35472
4325 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4326 whose single use_stmt has a overlapping set of loaded and
4327 stored symbols as that use_stmt might be a noop assignment then.
4329 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4331 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4333 2008-03-05 Richard Guenther <rguenther@suse.de>
4336 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4337 should be constants.
4338 * tree-cfg.c (verify_expr): Verify it.
4339 * fold-const.c (fold_truthop): Remove code generating
4340 BIT_FIELD_REFs of structure bases.
4341 (fold_binary): Likewise.
4342 (fold_ternary): Position and size of BIT_FIELD_REFs are
4343 always host integers.
4344 (make_bit_field_ref): Remove.
4345 (optimize_bit_field_compare): Remove.
4346 (all_ones_mask_p): Remove.
4348 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4351 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4352 (split_block_and_df_analyze): New. Split basic block and rebuild
4354 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4356 (split_pattern_seq): Likewise.
4357 (erase_matching_seqs): Likewise.
4358 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4360 2008-03-04 Geoff Keating <geoffk@apple.com>
4362 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4363 declaration and code.
4364 (tree_invalid_nonnegative_warnv_p): Likewise.
4366 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4368 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4369 examples. Truncate option-names then causing overfull hbox.
4371 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4374 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4376 * configure: Rebuilt.
4378 2008-03-04 Rafael Espindola <espindola@google.com>
4380 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4381 (tree_unary_nonnegative_warnv_p): New.
4382 (tree_binary_nonnegative_warnv_p): New.
4383 (tree_single_nonnegative_warnv_p): New.
4384 (tree_invalid_nonnegative_warnv_p): New.
4385 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4387 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4390 * opts.c (handle_option): Postpone 'unknown option' errors only for
4393 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4396 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4399 2008-03-04 Rafael Espindola <espindola@google.com>
4401 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4402 (tree_binary_nonzero_warnv_p): New.
4403 (tree_single_nonzero_warnv_p): New.
4404 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4406 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4409 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4410 transformations for modes that have signed zeros.
4411 * ifcvt.c (noce_try_abs): Ditto.
4413 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4415 * config/i386/i386.c (override_options): Force
4416 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4418 2008-03-04 Jan Hubicka <jh@suse.cz>
4421 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4424 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4426 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4427 label to probe the stack.
4429 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4431 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4432 (__gthr_win32_mutex_destroy): Declare.
4433 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4434 __gthr_win32_mutex_destroy.
4435 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4437 2008-03-03 Jan Hubicka <jh@suse.cz>
4440 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4441 aggressive on inlining cold calls.
4443 2008-03-03 Richard Guenther <rguenther@suse.de>
4445 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4446 struct copies into the expression table.
4447 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4448 (try_to_simplify): Likewise.
4449 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4450 integral and pointer arguments which do not change the
4451 precision to NOP_EXPRs.
4452 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4453 VIEW_CONVERT_EXPR case.
4455 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4457 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4458 defined in a loop at depth 0 is invariant.
4459 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4460 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4461 be called at loop depth 0.
4463 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4466 * gcc.c (process_command): Update copyright notice dates.
4467 * gcov.c (print_version): Likewise.
4468 * gcov-dump.c (print_version): Likewise.
4469 * mips-tfile.c (main): Likewise.
4470 * mips-tdump.c (main): Likewise.
4472 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4475 * c-common.c (flag_permissive): Delete.
4476 (constant_expression_warnings): Check flags first.
4477 (constant_expression_error): New.
4478 * c-common.h (flag_permissive): Delete.
4479 (constant_expression_error): Declare.
4480 * flags.h (flag_permissive): Declare. Update description.
4481 * diagnostic.c (pedwarn): Update.
4483 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4484 (permissive_error_kind): New.
4485 * toplev.c (flag_permissive): Define. Update description.
4486 * toplev.h (permissive_error_kind): Declare.
4487 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4488 (pedwarn_c90): Use pedantic_warning_kind.
4489 * c-opts.c (c_common_post_options): flag_permissive does not affect
4490 flag_pedantic_errors.
4492 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4494 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4495 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4496 __absvsi2, __absvDI2): Use unsigned arithmetic.
4498 2008-03-02 Andi Kleen <ak@suse.de>
4499 Richard Guenther <rguenther@suse.de>
4501 * struct-equiv.c: Remove file.
4502 * cfg_cleanup.c (condjump_equiv_p): Remove.
4503 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4504 (struct-equiv.o): Remove rule.
4505 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4506 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4507 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4509 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4511 * ifcvt.c (noce_process_if_block): Try to handle only the then
4512 block if the else block exists but isn't suitable.
4514 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4517 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4518 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4519 regression from previous patch.
4521 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4524 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4526 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4527 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4528 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4529 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4530 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4531 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4532 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4533 (__gthread_mutex_destroy_function): Rename to
4534 __gthread_mutex_destroy.
4535 * gthr-dce.h (__gthread_mutex_destroy): Call
4536 pthread_mutex_destroy.
4537 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4538 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4539 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4541 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4543 * df-scan.c (df_ref_chain_change_bb): Simplify.
4544 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4545 set_block_for_insn if there's any change.
4546 * df.h ((df_insn_change_bb): Fix prototype.
4547 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4548 df_insn_change_bb, don't call set_block_for_insn.
4549 * emit-rtl.c (reorder_insns): Likewise.
4550 * haifa-sched.c (move_insn): Likewise.
4552 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4554 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4556 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4558 * tree-flow-inline.h (next_readonly_imm_use): Return
4559 NULL_USE_OPERAND_P after the end.
4561 2008-03-01 Richard Guenther <rguenther@suse.de>
4563 PR tree-optimization/35411
4564 * tree-sra.c (sra_build_assignment): Split conversion to
4565 final type to a separate statement if we are not assigning
4568 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4570 * fold-const.c (fold_convertible_p): Correct the logic to follow
4571 that in fold_convert().
4573 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4576 * tree-inline.c (build_duplicate_type): When we make a
4577 duplicate type, make it unique in the canonical types system.
4579 2008-02-29 Tom Tromey <tromey@redhat.com>
4581 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4582 input_file_stack_history, input_file_stack_restored): Remove.
4583 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4584 * input.h (struct file_stack): Remove.
4585 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4586 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4588 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4590 (diagnostic_last_module_changed): Add 'map' argument.
4591 (diagnostic_set_last_function): Likewise.
4592 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4593 line map, not input_file_stack.
4594 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4596 2008-02-29 Paul Brook <paul@codesourcery.com>
4598 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4600 2008-02-29 Paul Brook <paul@codesourcery.com>
4602 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4604 2008-02-29 Richard Guenther <rguenther@suse.de>
4606 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4608 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4609 value for comparing for a store match.
4610 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4611 (try_to_simplify): Do not do a full-blown reference lookup.
4613 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4615 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4616 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4618 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4620 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4622 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4623 strides against cache sizes.
4625 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4627 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4630 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4632 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4633 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4634 is smaller than the original promoted value.
4635 (simplify_subreg): If OP is a SUBREG, try to preserve its
4636 SUBREG_PROMOTED_VAR_P information.
4638 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4640 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4641 (VN_INFO_GET): Allocate new objects on the obstack.
4642 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4643 for rpo_numbers_temp, for consistency.
4644 (free_scc_vn): Free the obstack.
4646 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4648 * doc/invoke.texi: Document -ftree-loop-distribution.
4649 * tree-loop-distribution.c: New.
4650 * tree-pass.h (pass_loop_distribution): New.
4651 * graphds.h (struct graph): Add htab_t indices.
4652 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4653 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4654 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4655 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4656 * tree-data-ref.c (debug_data_dependence_relations): New.
4657 (dump_data_dependence_relation): Also print data references.
4658 (free_data_ref): Extern.
4659 (same_access_functions): Moved...
4660 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4661 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4662 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4663 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4664 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4665 (stmts_from_loop): Skip LABEL_EXPR.
4666 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4668 (build_rdg): Initialize rdg->indices htab.
4669 (free_rdg, stores_from_loop, ref_base_address,
4670 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4671 have_similar_memory_accesses_1, ref_base_address_1,
4672 remove_similar_memory_refs): New.
4673 * tree-data-ref.h: Depend on tree-chrec.h.
4674 (debug_data_dependence_relations, free_data_ref): Declared.
4675 (same_access_functions): ... here.
4676 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4678 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4679 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4680 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4681 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4682 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4683 rdg_vertex_for_stmt): Declared.
4684 (struct rdg_edge): Add level.
4686 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4687 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4689 (rdg_has_similar_memory_accesses): New.
4690 * tree-vect-analyze.c: Remove unused static decls.
4691 * lambda.h (dependence_level): New.
4692 * common.opt (ftree-loop-distribution): New.
4693 * tree-flow.h (mark_virtual_ops_in_bb,
4694 slpeel_tree_duplicate_loop_to_edge_cfg,
4695 rename_variables_in_loop): Declared.
4696 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4697 (OBJS-common): Add tree-loop-distribution.o.
4698 (tree-loop-distribution.o): New rule.
4699 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4700 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4701 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4703 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4706 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4707 other than structures and unions.
4709 2008-02-28 Richard Guenther <rguenther@suse.de>
4712 2008-02-26 Richard Guenther <rguenther@suse.de>
4714 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4715 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4716 (lookup_decl_from_uid): Declare.
4717 (remove_decl_from_map): Likewise.
4718 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4719 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4720 (decl_for_uid_map): New global hashtable mapping DECL_UID
4722 (init_ttree): Allocate it.
4723 (insert_decl_to_uid_decl_map): New helper function.
4724 (make_node_stat): Insert new decls into the map.
4725 (copy_node_stat): Likewise.
4726 (lookup_decl_from_uid): New function.
4727 (remove_decl_from_map): Likewise.
4728 (print_decl_for_uid_map_statistics): New helper.
4729 (dump_tree_statistics): Call it.
4731 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4732 (referenced_var_iterator): Adjust.
4733 (FOR_EACH_REFERENCED_VAR): Adjust.
4734 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4735 (num_referenced_vars): Adjust.
4736 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4737 (first_referenced_var): Remove.
4738 (end_referenced_vars_p): Likewise.
4739 (next_referenced_var): Likewise.
4740 (referenced_var_iterator_set): New helper function.
4741 * tree-dfa.c (referenced_var_lookup): Adjust.
4742 (referenced_var_check_and_insert): Likewise.
4743 (remove_referenced_var): Likewise.
4744 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4745 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4746 (verify_call_clobbering): Likewise.
4747 (verify_memory_partitions): Likewise.
4748 (init_tree_ssa): Allocate bitmap instead of hashtable for
4750 (delete_tree_ssa): Adjust.
4751 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4752 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4753 (compute_tag_properties): Likewise.
4754 (set_initial_properties): Likewise.
4755 (find_partition_for): Likewise.
4756 (update_reference_counts): Likewise.
4757 (dump_may_aliases_for): Likewise.
4758 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4759 (add_call_clobber_ops): Likewise.
4760 (add_call_read_ops): Likewise.
4761 (get_asm_expr_operands): Likewise.
4762 * tree-into-ssa.c (dump_decl_set): Likewise.
4763 (update_ssa): Likewise.
4764 * tree-sra.c (scan_function): Likewise.
4765 (decide_instantiations): Likewise.
4766 (scalarize_parms): Likewise.
4767 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4768 (dsa_named_for): Likewise.
4769 * tree-ssa-structalias.c (update_alias_info): Likewise.
4770 (merge_smts_into): Likewise.
4772 2008-02-27 David Daney <ddaney@avtrex.com>
4775 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4776 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4777 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4778 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4779 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4781 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4784 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4785 (BUILT_IN_NEXTTOWARD): Remove.
4786 (BUILT_IN_NEXTTOWARDF): Ditto.
4787 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4788 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4790 2008-02-27 Tom Tromey <tromey@redhat.com>
4792 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4793 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4795 2008-02-27 Jan Beulich <jbeulich@novell.com>
4797 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4798 update the respective field on newdecl.
4800 2008-02-27 Revital Eres <eres@il.ibm.com>
4802 PR rtl-optimization/34999
4803 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4804 crossing edges that ends with a call insn.
4805 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4806 call insn and clear the EDGE_CROSSING flag of the crossing edge
4807 when fixing fallthru edges.
4809 2008-02-27 Richard Guenther <rguenther@suse.de>
4812 * fold-const.c (fold_unary): Return the correct argument,
4813 converted to the result type.
4815 2008-02-27 Richard Guenther <rguenther@suse.de>
4818 * expr.c (expand_expr_real_1): Assert on rotates that operate
4820 * fold-const.c (fold_binary): Use the types precision, not the
4821 bitsize of the mode if folding rotate expressions. Build rotates
4822 only for full modes.
4824 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4826 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4828 * c-pragma.c (pragma_ns_name): New typedef.
4829 (registered_pp_pragmas): New variable.
4830 (c_pp_lookup_pragma): New function.
4831 (c_register_pragma_1): If flag_preprocess_only, do nothing
4832 for non-expanded pragmas, for expanded ones push pragma's
4833 namespace and name into registered_pp_pragmas vector.
4834 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4835 flag_preprocess_only, don't register GCC pch_preprocess
4836 pragma if flag_preprocess_only.
4837 * c-opts.c (c_common_init): Call init_pragma even if
4838 flag_preprocess_only.
4839 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4840 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4841 cpp_register_pragma if flag_preprocess_only.
4843 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4846 * c-parser.c (c_parser_translation_unit): Warn for empty
4847 translation unit, not empty source file.
4849 2008-02-26 Paul Brook <paul@codesourcery.com>
4851 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4852 operand for Thumb-2.
4853 * config/arm/arm.h (reg_class): Add CORE_REGS.
4854 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4855 (BASE_REG_CLASS): Use CORE_REGS.
4856 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4857 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4858 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4859 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4860 ARM_REGNO_OK_FOR_INDEX_P.
4861 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4862 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4863 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4864 (ldm/stm peepholes): Ditto.
4865 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4866 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4867 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4868 * config/arm/constraints.md: Enable "k" constraint on ARM.
4870 2008-02-27 Ben Elliston <bje@au.ibm.com>
4872 * config/rs6000/rs6000.c: Annotate cache line size field in all
4873 instances of struct processor_costs.
4875 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4877 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4878 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4879 jump_bypass): New counters.
4880 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4881 * dce.c (gate_ud_dce): Same.
4882 (gate_fast_dce): Same.
4883 * dse.c (gate_dse1): New function.
4884 (gate_dse2): New function.
4885 (gate_dse): Merge results of new gate functions.
4886 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4887 (gate_handle_jump_bypass): Add dbg_cnt.
4888 (gate_handle_gcse): Add dbg_cnt.
4889 * ifcvt.c (gate_handle_if_conversion): Same.
4890 (gate_handle_if_after_combine): Same.
4891 (gate_handle_if_after_reload): Same.
4892 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4894 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4896 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4898 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4900 2008-02-26 Jason Merrill <jason@redhat.com>
4903 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4904 alone if it's the naming decl for the type's main variant.
4906 2008-02-26 Tom Tromey <tromey@redhat.com>
4908 * system.h (USE_MAPPED_LOCATION): Poison.
4909 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4910 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4911 (make_goto_expr_edges): Likewise.
4912 (remove_bb): Likewise.
4913 (execute_warn_function_return): Likewise.
4914 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4916 * c-common.c (fname_decl): Remove old location code.
4917 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4919 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4921 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4922 (gen_rtx_ASM_INPUT): Likewise.
4923 (gen_rtx_ASM_INPUT_loc): Likewise.
4924 (get_rtx_asm_OPERANDS): Remove.
4925 * cfglayout.c (insn_locators_alloc): Remove old location code.
4926 (set_curr_insn_source_location): Likewise.
4927 (curr_insn_locator): Likewise.
4928 * print-tree.c (print_node): Remove old location code.
4929 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4930 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4931 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4932 location_from_locus.
4933 (construct_exit_block): Remove old location code.
4934 * emit-rtl.c (force_next_line_note): Remove old location code.
4935 * profile.c (branch_prob): Remove old location code.
4936 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4937 LOC_LINE): Remove old-location variants.
4938 * langhooks.c (lhd_print_error_function): Remove old location
4940 * configure, config.in: Rebuilt.
4941 * configure.ac (--enable-mapped-location): Remove.
4942 * c-decl.c (c_init_decl_processing): Remove old location code.
4943 (finish_function): Likewise.
4944 * recog.c (decode_asm_operands): Remove old location code.
4945 * c-pch.c (c_common_read_pch): Remove old location code.
4946 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4948 * gimple-low.c (lower_function_body): Remove old location code.
4949 * toplev.c (unknown_location): Remove.
4950 (push_srcloc): Remove old-location variant.
4951 (process_options): Remove old location code.
4952 (lang_dependent_init): Likewise.
4953 * input.h (UNKNOWN_LOCATION): Move definition.
4954 (location_t): Undeprecate.
4955 (source_locus): Remove.
4956 (location_from_locus): Remove.
4957 (struct location_s): Remove.
4958 Remove all old-location code.
4959 (input_line, input_filename): Remove.
4960 * final.c (final_scan_insn): Remove old location code.
4961 * diagnostic.c (diagnostic_build_prefix): Remove
4962 USE_MAPPED_LOCATION test.
4963 * tree.h (gimple_stmt) <locus>: Now a location_t.
4964 (tree_exp) <locus>: Likewise.
4965 (DECL_IS_BUILTIN): Remove old-location variant.
4966 (annotate_with_file_line, annotate_with_locus): Likewise.
4967 (expr_locus, set_expr_locus): Update.
4968 * tree.c (build1_stat): Remove old location code.
4969 (last_annotated_node): Remove.
4970 (annotate_with_file_line): Remove old-location variant.
4971 (annotate_with_locus): Likewise.
4972 (expr_location): Remove old location code.
4973 (set_expr_location): Likewise.
4974 (expr_has_location): Likewise.
4975 (expr_locus): Likewise.
4976 (set_expr_locus): Likewise.
4977 (expr_filename): Don't use location_from_locus.
4978 (expr_lineno): Likewise.
4979 * rtl-error.c (location_for_asm): Remove old location code.
4980 * c-lex.c (cb_line_change): Remove old location code.
4981 (fe_file_change): Likewise.
4982 (cb_def_pragma): Likewise.
4983 (c_lex_with_flags): Likewise.
4984 * gengtype.c (do_typedef): Don't special-case location types.
4985 (define_location_structures): Remove.
4986 (main): Don't call define_location_structures.
4987 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4990 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4993 * builtins.def (BUILT_IN_STDARG_START): Remove.
4994 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4995 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4996 * tree-inline.c (inline_forbidden_p_1): Likewise.
4998 2008-02-26 Richard Guenther <rguenther@suse.de>
5000 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5001 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5002 (lookup_decl_from_uid): Declare.
5003 (remove_decl_from_map): Likewise.
5004 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5005 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5006 (decl_for_uid_map): New global hashtable mapping DECL_UID
5008 (init_ttree): Allocate it.
5009 (insert_decl_to_uid_decl_map): New helper function.
5010 (make_node_stat): Insert new decls into the map.
5011 (copy_node_stat): Likewise.
5012 (lookup_decl_from_uid): New function.
5013 (remove_decl_from_map): Likewise.
5014 (print_decl_for_uid_map_statistics): New helper.
5015 (dump_tree_statistics): Call it.
5017 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5018 (referenced_var_iterator): Adjust.
5019 (FOR_EACH_REFERENCED_VAR): Adjust.
5020 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5021 (num_referenced_vars): Adjust.
5022 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5023 (first_referenced_var): Remove.
5024 (end_referenced_vars_p): Likewise.
5025 (next_referenced_var): Likewise.
5026 (referenced_var_iterator_set): New helper function.
5027 * tree-dfa.c (referenced_var_lookup): Adjust.
5028 (referenced_var_check_and_insert): Likewise.
5029 (remove_referenced_var): Likewise.
5030 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5031 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5032 (verify_call_clobbering): Likewise.
5033 (verify_memory_partitions): Likewise.
5034 (init_tree_ssa): Allocate bitmap instead of hashtable for
5036 (delete_tree_ssa): Adjust.
5037 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5038 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5039 (compute_tag_properties): Likewise.
5040 (set_initial_properties): Likewise.
5041 (find_partition_for): Likewise.
5042 (update_reference_counts): Likewise.
5043 (dump_may_aliases_for): Likewise.
5044 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5045 (add_call_clobber_ops): Likewise.
5046 (add_call_read_ops): Likewise.
5047 (get_asm_expr_operands): Likewise.
5048 * tree-into-ssa.c (dump_decl_set): Likewise.
5049 (update_ssa): Likewise.
5050 * tree-sra.c (scan_function): Likewise.
5051 (decide_instantiations): Likewise.
5052 (scalarize_parms): Likewise.
5053 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5054 (dsa_named_for): Likewise.
5055 * tree-ssa-structalias.c (update_alias_info): Likewise.
5056 (merge_smts_into): Likewise.
5058 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5061 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5062 * c-opts.c (c_common_handle_option): Wall enables
5063 Wvolatile-register-var.
5064 * common.opt: Move Wvolatile-register-var to...
5067 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5069 * common.opt (Wlarger-than=): New.
5070 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5072 * opts.c (common_handle_option): Handle -Wlarger-than=.
5073 * optc-gen.awk: Likewise.
5074 * opth-gen.awk: Likewise.
5075 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5076 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5078 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5080 * c-common.c (match_case_to_enum_1): Add appropriate
5081 OPT_W* parameter to warning.
5082 (c_do_switch_warnings): Likewise.
5083 * c-typeck.c (warning_init): Add one more parameter following
5085 (push_init_level): Update call to warning_init.
5086 (pop_init_level): Likewise.
5087 (add_pending_init): Likewise.
5088 (output_init_element: Likewise.
5090 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5093 * toplev.c (toplev_main): If there are warnings or error, print
5094 errors for ignored options.
5095 * opts.c (ignored_options): New static variable.
5096 (postpone_unknown_option_error): New.
5097 (print_ignored_options): New.
5098 (handle_option): Postpone errors for unknown -Wno-* options.
5099 * opts.h (print_ignored_options): Declare.
5101 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5103 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5106 2008-02-25 Richard Guenther <rguenther@suse.de>
5109 2008-02-25 Richard Guenther <rguenther@suse.de>
5111 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5112 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5113 (lookup_decl_from_uid): Declare.
5114 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5115 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5116 (decl_for_uid_map): New global hashtable mapping DECL_UID
5118 (init_ttree): Allocate it.
5119 (insert_decl_to_uid_decl_map): New helper function.
5120 (make_node_stat): Insert new decls into the map.
5121 (copy_node_stat): Likewise.
5122 (lookup_decl_from_uid): New function.
5123 (print_decl_for_uid_map_statistics): New helper.
5124 (dump_tree_statistics): Call it.
5126 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5127 (referenced_var_iterator): Adjust.
5128 (FOR_EACH_REFERENCED_VAR): Adjust.
5129 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5130 (num_referenced_vars): Adjust.
5131 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5132 (first_referenced_var): Remove.
5133 (end_referenced_vars_p): Likewise.
5134 (next_referenced_var): Likewise.
5135 (referenced_var_iterator_set): New helper function.
5136 * tree-dfa.c (referenced_var_lookup): Adjust.
5137 (referenced_var_check_and_insert): Likewise.
5138 (remove_referenced_var): Likewise.
5139 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5140 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5141 (verify_call_clobbering): Likewise.
5142 (verify_memory_partitions): Likewise.
5143 (init_tree_ssa): Allocate bitmap instead of hashtable for
5145 (delete_tree_ssa): Adjust.
5146 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5147 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5148 (compute_tag_properties): Likewise.
5149 (set_initial_properties): Likewise.
5150 (find_partition_for): Likewise.
5151 (update_reference_counts): Likewise.
5152 (dump_may_aliases_for): Likewise.
5153 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5154 (add_call_clobber_ops): Likewise.
5155 (add_call_read_ops): Likewise.
5156 (get_asm_expr_operands): Likewise.
5157 * tree-into-ssa.c (dump_decl_set): Likewise.
5158 (update_ssa): Likewise.
5159 * tree-sra.c (scan_function): Likewise.
5160 (decide_instantiations): Likewise.
5161 (scalarize_parms): Likewise.
5162 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5163 (dsa_named_for): Likewise.
5164 * tree-ssa-structalias.c (update_alias_info): Likewise.
5165 (merge_smts_into): Likewise.
5167 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5170 * doc/invoke.texi (-fcx-limited-range): Document new option.
5171 * toplev.c (process_options): Handle -fcx-fortran-rules.
5172 * common.opt: Add documentation for -fcx-fortran-rules.
5174 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5177 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5178 actual behaviour and C99.
5180 2008-02-26 Ben Elliston <bje@au.ibm.com>
5182 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5183 (ASM_CPU_POWER6_SPEC): Likewise.
5184 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5185 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5186 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5188 2008-02-25 Richard Guenther <rguenther@suse.de>
5190 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5191 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5192 (lookup_decl_from_uid): Declare.
5193 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5194 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5195 (decl_for_uid_map): New global hashtable mapping DECL_UID
5197 (init_ttree): Allocate it.
5198 (insert_decl_to_uid_decl_map): New helper function.
5199 (make_node_stat): Insert new decls into the map.
5200 (copy_node_stat): Likewise.
5201 (lookup_decl_from_uid): New function.
5202 (print_decl_for_uid_map_statistics): New helper.
5203 (dump_tree_statistics): Call it.
5205 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5206 (referenced_var_iterator): Adjust.
5207 (FOR_EACH_REFERENCED_VAR): Adjust.
5208 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5209 (num_referenced_vars): Adjust.
5210 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5211 (first_referenced_var): Remove.
5212 (end_referenced_vars_p): Likewise.
5213 (next_referenced_var): Likewise.
5214 (referenced_var_iterator_set): New helper function.
5215 * tree-dfa.c (referenced_var_lookup): Adjust.
5216 (referenced_var_check_and_insert): Likewise.
5217 (remove_referenced_var): Likewise.
5218 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5219 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5220 (verify_call_clobbering): Likewise.
5221 (verify_memory_partitions): Likewise.
5222 (init_tree_ssa): Allocate bitmap instead of hashtable for
5224 (delete_tree_ssa): Adjust.
5225 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5226 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5227 (compute_tag_properties): Likewise.
5228 (set_initial_properties): Likewise.
5229 (find_partition_for): Likewise.
5230 (update_reference_counts): Likewise.
5231 (dump_may_aliases_for): Likewise.
5232 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5233 (add_call_clobber_ops): Likewise.
5234 (add_call_read_ops): Likewise.
5235 (get_asm_expr_operands): Likewise.
5236 * tree-into-ssa.c (dump_decl_set): Likewise.
5237 (update_ssa): Likewise.
5238 * tree-sra.c (scan_function): Likewise.
5239 (decide_instantiations): Likewise.
5240 (scalarize_parms): Likewise.
5241 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5242 (dsa_named_for): Likewise.
5243 * tree-ssa-structalias.c (update_alias_info): Likewise.
5244 (merge_smts_into): Likewise.
5246 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5249 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5250 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5251 * alias.h (nonoverlapping_memrefs_p): Likewise.
5253 2008-02-25 Jan Beulich <jbeulich@novell.com>
5255 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5256 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5257 __emultls_get_address, __emultls_register_common,
5258 __floatundi?f, and _Unwind_GetIPInfo.
5259 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5260 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5261 (gen_regparm_prefix): Likewise.
5262 (i386_nlm_encode_section_info): Sync with
5263 config/i386/winnt.c:i386_pe_encode_section_info().
5264 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5265 i386_nlm_mangle_decl_assembler_name): New.
5266 (netware_override_options): New.
5267 * config/i386/netware.h (netware_override_options): Declare.
5268 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5269 (i386_nlm_mangle_decl_assembler_name): Declare.
5270 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5272 2008-02-25 Ben Elliston <bje@au.ibm.com>
5275 * c-decl.c (grokdeclarator): Remove unused local variables
5276 `typedef_type' and `type_as_written'.
5278 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5279 unused local variable `has_hot_blocks'.
5280 (fix_crossing_conditional_branches): Remove unused local variable
5283 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5286 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5287 using DEF_C99_BUILTIN.
5288 (BUILT_IN_NANF): Ditto.
5289 (BUILT_IN_NANL): Ditto.
5291 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5292 Revital Eres <eres@il.ibm.com>
5294 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5295 regarding the order of two dependent insns in the same row.
5297 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5299 * stor-layout.c (layout_decl): Do not bump the alignment of a
5300 bit-field to more than byte alignment if it is packed.
5302 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5304 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5307 2008-02-24 Diego Novillo <dnovillo@google.com>
5309 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5312 * tree-vrp.c (vrp_evaluate_conditional): With
5313 -Wtype-limits, emit a warning when comparing against a
5314 constant outside the natural range of OP0's type.
5315 * c.opt (Wtype-limits): Move ...
5316 * common.opt (Wtype-limits): ... here.
5318 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5320 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5321 * config/rs6000/e300c2c3.md: New file.
5322 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5324 (rs6000_override_options): Add e300c2 and e300c3 cases to
5325 processor_target_table. Do not allow usage of Altivec or Spe
5326 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5327 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5328 * config/rs6000/rs6000.h (processor_type): Add
5329 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5330 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5331 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5332 and ppce300c3. Include e300c2c3.md.
5334 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5336 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5337 instead of TARGET_STRICT_ALIGN.
5339 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5341 * explow.c (memory_address): Assert that the generated address is
5344 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5347 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5348 * config/darwin-ppc-ldouble-patch.def: New file.
5349 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5350 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5351 SUBTARGET_INIT_BUILTINS if defined.
5352 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5355 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5358 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5359 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5361 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5364 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5365 file" warning condtional on -Winvalid-PCH.
5367 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5369 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5371 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5375 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5376 prevent reload from using MMX registers.
5377 (*mov<mode>_internal): Ditto.
5378 (*movv2sf_internal_rex64): Ditto.
5379 (*movv2sf_internal): Ditto.
5381 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5383 PR documentation/31569
5384 * doc/install.texi2html: Use makeinfo --no-number-sections.
5386 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5388 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5389 ensure that we can address an entire entity > 8 bytes. Don't
5390 generate reg+reg addressing for such data.
5392 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5394 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5395 strings when optimizing for size, unless the target cares about
5398 2008-02-22 Tom Tromey <tromey@redhat.com>
5400 * regclass.c (current_pass): Remove declaration.
5402 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5404 * config/avr/libgcc.S (__RAMPZ__): Define.
5405 (__do_copy_data): Add for devices with 128KB code memory.
5407 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5409 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5411 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5413 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5415 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5418 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5421 * c-typeck.c (build_binary_op): Warn about floating point
5422 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5424 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5427 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5428 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5430 (rs6000_override_options): Set altivec_abi as default, not override,
5431 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5432 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5433 is used; use new member spe_abi.
5434 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5435 spe_abi and altivec_abi.
5437 2008-02-22 Tomas Bily <tbily@suse.cz>
5439 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5441 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5444 * config.build (build_file_translate): Set to `CMD //c' only if
5446 * Makefile.in (build_file_translate): Improve comment.
5448 2008-02-21 Jan Hubicka <jh@suse.cz>
5450 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5451 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5452 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5454 2008-02-21 Michael Matz <matz@suse.de>
5457 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5459 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5461 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5462 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5464 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5465 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5466 SSE_VEC_FLOAT_MODE_P as insn constraint.
5467 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5468 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5469 sse4a_movntdf using MODEF mode iterator.
5470 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5471 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5472 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5473 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5474 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5475 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5476 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5478 2008-02-21 Richard Guenther <rguenther@suse.de>
5480 * tree.def (PAREN_EXPR): New tree code.
5481 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5483 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5484 * expr.c (expand_expr_real_1): Likewise.
5485 * tree-inline.c (estimate_num_insns_1): Likewise.
5486 * tree-complex.c (expand_complex_move): Likewise.
5487 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5490 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5493 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5495 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5498 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5500 * config/sh/sh.c (find_barrier): Don't go past
5501 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5503 2008-02-20 DJ Delorie <dj@redhat.com>
5505 * config/h8300/h8300.md (insv): Force source operand to be a register.
5507 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5508 as a jump, not as a plain insn.
5510 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5512 * doc/invoke.texi (Warning Options): Add new option
5513 -Wframe-larger-than=.
5514 (-Wframe-larger-than): Document.
5516 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5517 Add declarations for new option variables.
5519 * final.c (final_start_function): Check the frame size
5520 before emission and issue a Wframe-larger-than warning.
5522 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5523 Add definitions for new option variables.
5524 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5526 * common.opt (Wframe-larger-than=): New option.
5528 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5530 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5531 (<sse>_div<mode>3): Ditto.
5532 (<sse>_vmdiv<mode>3): Ditto.
5533 (<sse>_vmsqrt<mode>2): Ditto.
5534 (*smax<mode>3): Ditto.
5535 (sse5_frcz<mode>2): Ditto.
5536 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5539 2008-02-20 Richard Guenther <rguenther@suse.de>
5542 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5543 be happy with INTEGRAL_TYPE_P.
5545 2008-02-20 Richard Guenther <rguenther@suse.de>
5547 * fold-const.c (split_tree): Associate floatig-point expressions
5548 if flag_associative_math is set.
5550 2008-02-20 Richard Guenther <rguenther@suse.de>
5552 * tree.h (fold_real_zero_addition_p): Declare.
5553 * fold-const.c (fold_real_zero_addition_p): Export.
5554 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5555 floating-point operations with zero and one.
5557 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5559 * doc/install.texi: Correct references to CFLAGS, replacing them
5560 with BOOT_CFLAGS. Document flags used during bootstrap for
5563 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5565 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5566 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5567 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5569 (smin<mode>3): Ditto from similar patterns.
5570 (smax<mode>3): Ditto.
5571 (*ieee_smin<mode>3): Ditto.
5572 (*ieee_smax<mode>3): Ditto.
5573 * config/i386/sse.md (sse): New mode attribute.
5574 (mov<mode>): Macroize expander from movv4sf and movv2df using
5575 SSEMODEF2P mode iterator.
5576 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5577 SSE_VEC_FLOAT_MODE_P as insn constraint.
5578 (storent<mode>): Ditto.
5579 (storent<mode>): Macroize expander from storentsf and storentdf using
5580 MODEF mode iterator.
5581 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5582 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5583 (abs<mode>2): Ditto from similar patterns.
5584 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5585 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5586 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5587 (<sse>_vmsqrt<mode>2): Ditto.
5588 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5589 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5590 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5591 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5592 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5593 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5594 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5596 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5597 iterator and SSE_FLOAT_MODE_P as insn constraint.
5598 (<sse>_ucomi): Ditto from similar patterns.
5599 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5600 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5601 SSE_VEC_FLOAT_MODE_P as insn constraint.
5602 (vcond<mode>): Ditto from similar patterns.
5603 (and<mode>3, *and<mode>3): Ditto.
5604 (<sse>_nand<mode>3): Ditto.
5605 (ior<mode>3, *ior<mode>3): Ditto.
5606 (xor<mode>3, *xor<mode>3): Ditto.
5607 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5608 iterator and SSE_FLOAT_MODE_P as insn constraint.
5609 (*nand<mode>3): Ditto from similar patterns.
5610 (*ior<mode>3): Ditto.
5611 (*xor<mode>3): Ditto.
5613 2008-02-20 Ira Rosen <irar@il.ibm.com>
5615 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5616 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5617 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5619 2008-02-19 Jan Hubicka <jh@suse.cz>
5621 * predict.c (tree_bb_level_predictions): Remove variable next
5622 mistakely introduced by previous commit.
5624 2008-02-19 Jan Hubicka <jh@suse.cz>
5626 * predict.c (predict_paths_leading_to): Rewrite.
5627 (predict_paths_for_bb): New.
5628 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5630 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5633 * Makefile.in (build_file_translate): New.
5634 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5635 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5636 * configure.ac (build_file_translate): Substitute it.
5637 * configure: Regenerate.
5639 2008-02-19 Jan Hubicka <jh@suse.cz>
5641 PR rtl-optimization/34408
5642 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5645 2008-02-19 Jan Hubicka <jh@suse.cz>
5648 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5651 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5654 * config/i386/i386-modes.def: Revert the last DI alignment
5655 change until Ada people can look into it.
5657 2008-02-19 Nick Clifton <nickc@redhat.com>
5659 * opts.c (print_specific_help): Fix typo in --help text.
5661 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5664 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5665 32-bit inline asm without asm alternatives for host GCC < 3.0.
5667 2008-02-19 Richard Guenther <rguenther@suse.de>
5669 PR tree-optimization/34989
5670 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5671 Allow propagation to INDIRECT_REF if we can simplify only.
5673 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5675 * c-common.c (warn_for_collisions_1): Use appropriate option when
5678 2008-02-19 Nick Clifton <nickc@redhat.com>
5681 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5682 (handle_options): Fix indentation.
5683 (print_filtered_help): If no language-specific options were
5684 displayed tell the user how to list all the options supported by
5685 the language's front-end.
5686 (print_specific_help): Fix indentation and remove duplicate line.
5687 (common_handle_option): Handle the -v option.
5688 For --help enable the display of undocumented options if the -v
5689 switch has been included on the command line.
5690 For --help= check for overlaps in the arguments between the option
5691 classes and the language names and issue a warning when they
5692 cannot be disambiguated.
5693 * c.opt (v): Pass on to the common option handler.
5695 2008-02-19 Revital Eres <eres@il.ibm.com>
5697 * modulo-sched.c (sms_schedule): Change dump message when
5698 create_ddg function fails.
5699 (try_scheduling_node_in_cycle): Rename row to cycle.
5700 (print_partial_schedule): Rename CYCLE to ROW.
5702 2008-02-19 Christian Bruel <christian.bruel@st.com>
5703 Zdenek Dvorak <ook@ucw.cz>
5705 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5707 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5710 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5711 (*x86_movdicc_0_m1_se): Ditto.
5713 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5715 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5716 (CMPtype): Define as __gcc_CMPtype.
5717 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5718 (CMPtype): Define as __gcc_CMPtype.
5720 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5722 Support valgrind 3.3 for --enable-checking=valgrind.
5723 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5725 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5726 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5727 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5728 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5729 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5730 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5731 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5733 * ggc-zone.c: Similar.
5734 * ggc-page.c: Similar.
5736 2008-02-19 Paul Brook <paul@codesourcery.com>
5739 * config/arm/ieee754-df.S: Fix do_it typo.
5740 * config/arm/ieee754-sf.S: Fix do_it typo.
5742 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5745 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5746 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5747 (OPTION_MASK_ISA_SSE_SET): Likewise.
5748 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5749 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5750 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5751 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5752 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5753 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5754 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5755 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5756 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5757 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5758 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5759 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5760 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5761 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5762 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5763 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5764 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5765 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5766 (OPTION_MASK_ISA_SSE4): Removed.
5767 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5768 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5769 (override_options): Don't turn on implied SSE/MMX bits in
5772 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5774 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5777 2008-02-18 Joey Ye <joey.ye@intel.com>
5780 * tree-nested.c (insert_field_into_struct): Set type alignment
5781 to field alignment if the former is less than the latter.
5783 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5785 * BASE-VER: Set to 4.4.0.
5787 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5789 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5790 * doc/cfg.texi: Likewise.
5791 * doc/extend.texi: Likewise.
5792 * doc/gty.texi: Likewise.
5793 * doc/invoke.texi: Likewise.
5794 * doc/loop.texi: Likewise.
5795 * doc/md.texi: Likewise.
5796 * doc/passes.texi: Likewise.
5797 * doc/rtl.texi: Likewise.
5798 * doc/sourcebuild.texi: Likewise.
5799 * doc/tm.texi: Likewise.
5800 * doc/tree-ssa.texi: Likewise.
5802 2008-02-17 Richard Guenther <rguenther@suse.de>
5805 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5806 without default definition.
5808 2008-02-17 Richard Guenther <rguenther@suse.de>
5810 PR tree-optimization/35231
5811 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5814 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5817 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5818 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5819 libgcc_cmp_return mode.
5821 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5824 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5826 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5828 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5831 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5833 * doc/c-tree.texi: Use `@.' where appropriate.
5834 * doc/extend.texi: Likewise.
5835 * doc/install.texi: Likewise.
5836 * doc/invoke.texi: Likewise.
5837 * doc/loop.texi: Likewise.
5838 * doc/makefile.texi: Likewise.
5839 * doc/md.texi: Likewise.
5840 * doc/passes.texi: Likewise.
5841 * doc/standards.texi: Likewise.
5842 * doc/tm.texi: Likewise.
5844 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5847 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5849 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5850 rather than in entry_bb.
5852 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5854 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5855 libgcc_cmp_return mode.
5857 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5860 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5861 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5863 2008-02-15 Richard Guenther <rguenther@suse.de>
5864 Zdenek Dvorak <ook@ucw.cz>
5866 PR tree-optimization/35164
5867 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5868 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5869 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5870 Only propagate addresses which do not have abnormal SSA_NAMEs
5873 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5876 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5878 2008-02-15 Jan Hubicka <jh@suse.cz>
5881 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5883 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5886 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5887 when calculating alignment_pad.
5889 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5891 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5892 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5893 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5894 and STACK_BOUNDARY define.
5896 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5898 PR preprocessor/35061
5899 * c-pragma.c (handle_pragma_pop_macro): Check that
5900 pushed_macro_table has been allocated.
5902 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5905 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5906 (force_gimple_operand): Likewise.
5907 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5908 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5909 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5910 (find_interesting_uses_address): Check addressability and alignment
5911 of the base expression only after substituting bases of IVs into it.
5913 2008-02-14 Michael Matz <matz@suse.de>
5916 * function.c (instantiate_virtual_regs_in_insn): Reload address
5917 before falling back to reloading the whole operand.
5919 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5921 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5922 before the first section switch note.
5924 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5926 * doc/bugreport.texi: Update copyright years.
5927 * doc/c-tree.texi: Likewise.
5928 * doc/cfg.texi: Likewise.
5929 * doc/cpp.texi: Likewise.
5930 * doc/cppinternals.texi: Likewise.
5931 * doc/fragments.texi: Likewise.
5932 * doc/frontends.texi: Likewise.
5933 * doc/gcc.texi: Likewise.
5934 * doc/gty.texi: Likewise.
5935 * doc/hostconfig.texi: Likewise.
5936 * doc/implement-c.texi: Likewise.
5937 * doc/libgcc.texi: Likewise.
5938 * doc/loop.texi: Likewise.
5939 * doc/makefile.texi: Likewise.
5940 * doc/options.texi: Likewise.
5941 * doc/passes.texi: Likewise.
5942 * doc/rtl.texi: Likewise.
5943 * doc/sourcebuild.texi: Likewise.
5944 * doc/standards.texi: Likewise.
5945 * doc/tree-ssa.texi: Likewise.
5946 * doc/trouble.texi: Likewise.
5948 * doc/extend.texi: Use @: or add comma where appropriate.
5949 * doc/invoke.texi: Likewise.
5950 * doc/tm.texi: Likewise.
5952 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5955 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5958 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5960 * doc/md.texi (clz, ctz): Add reference.
5961 * doc/rtl.texi (clz, ctz): Likewise.
5963 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5966 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5969 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5971 * config/s390/s390.c (struct constant_pool): New field
5972 emit_pool_after added.
5973 (s390_mainpool_start): Set the emit_pool_after flag according
5974 to the section switch notes.
5975 (s390_mainpool_finish): Consider emit_pool_after when emitting
5976 the literal pool at the end of the function.
5977 (s390_chunkify_start): Force literal pool splits at section
5980 2008-02-13 Michael Matz <matz@suse.de>
5983 * var-tracking.c (clobber_variable_part): Correctly traverse the
5986 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5989 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5990 Add -fdump-ipa-inline.
5991 * tree-dump.c (dump_files): Remove tree-inlined dump.
5992 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5994 2008-02-12 Richard Guenther <rguenther@suse.de>
5996 PR tree-optimization/35171
5997 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6000 2008-02-12 Richard Guenther <rguenther@suse.de>
6003 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6004 value-preserving mode. Disallow final truncation.
6006 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6009 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6010 code from here to...
6011 (force_gimple_operand): ...here.
6013 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6016 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6017 non-compatible pointers.
6018 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6019 different FIELD_DECLs, try harder by comparing field offsets, sizes
6023 * function.c (match_asm_constraints_1): Don't replace the same input
6026 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6028 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6029 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6030 (expand_epilogue): Restore RAMPZ register.
6031 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6033 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6035 * config/i386/cygwin.asm: (__alloca): Correct calling
6036 convention and alignment.
6037 (__chkstk): Force 8 byte stack alignment.
6039 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6040 Richard Guenther <rguenther@suse.de>
6042 PR tree-optimization/33992
6043 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6044 the zero we compare against.
6046 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6049 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6050 to CloseHandle after unlocking to prevent accumulation of handle
6053 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6056 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6057 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6058 and update LABEL_NUSES during and after reload.
6060 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6063 * combine.c (simplify_if_then_else): Make sure the comparison is
6064 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6066 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6069 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6070 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6071 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6072 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6073 * tree.h (get_type_static_bounds): Likewise.
6075 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6077 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6078 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6079 Make -Wfoo language annotations match what the compiler outputs.
6081 2008-02-08 Sa Liu <saliu@de.ibm.com>
6083 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6084 intrinsics spu_convts, spu_convtu, spu_convtf.
6086 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6088 * doc/extend.texi (Function Attributes) <noinline>: Mention
6089 asm ("") as method to keep calls.
6091 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6094 * doc/options.texi (Options): Replace references to opts.sh with
6096 * opts-common.c: Likewise.
6097 * optc-gen.awk: Likewise.
6099 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6101 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6103 2008-02-07 Richard Henderson <rth@redhat.com>
6106 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6107 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6110 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6112 PR tree-optimization/35085
6113 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6114 for operand entry oe2 in addition to operand entry oe3 in order to
6115 expose more opportunities for vectorizer sum reduction.
6117 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6120 * Makefile.in (LIBS): Remove $(GMPLIBS).
6121 (cc1-dummy, cc1): Add $(GMPLIBS).
6123 2008-02-06 Jan Hubicka <jh@suse.cz>
6126 * i386.md (moddf_integer): Do not produce partial memory stalls for
6127 targets where it hurts.
6129 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6132 * optabs.c (expand_float): Do not check for decimal modes when
6133 expanding unsigned integer through signed conversion.
6135 2008-02-06 Nick Clifton <nickc@redhat.com>
6137 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6138 inside the clobber with a match_operand and duplicated operand
6139 number in the constraint.
6140 (ineqbranchsi): Delete redundant comment.
6142 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6144 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6145 builtin_define ("__USE_INIT_FINI__").
6146 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6148 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6150 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6152 PR documentation/30330
6153 * doc/invoke.texi (C++ Dialect Options)
6154 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6155 For each warning option -Wfoo that allows -Wno-foo, ensure both
6156 -Wfoo and -Wno-foo are listed in the option index. Fix index
6157 entry of -Wswitch-default, index -Wnormalized= including the
6158 `=', and -Wlarger-than-@var{len} including @var{len}.
6160 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6162 * config/i386/i386.md (floatunssisf2): Use
6163 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6164 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6165 Macroize expander using MODEF mode iterator.
6167 2008-02-05 Diego Novillo <dnovillo@google.com>
6169 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6172 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6174 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6177 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6179 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6182 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6183 to indicate if a message should be generated.
6184 (init_cumulative_args): Updated.
6185 (function_value_32): Likewise.
6187 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6189 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6191 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6194 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6195 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6197 2008-02-04 Diego Novillo <dnovillo@google.com>
6199 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6202 * tree-vrp.c (vrp_evaluate_conditional): With
6203 -Wtype-limits, emit a warning when comparing against a
6204 constant outside the natural range of OP0's type.
6206 2008-02-04 Richard Guenther <rguenther@suse.de>
6209 * expr.c (count_type_elements): Give for unions instead of
6212 2008-02-04 Richard Guenther <rguenther@suse.de>
6215 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6216 to TYPE_DOMAINs base type instead of using bitsizetype here.
6218 2008-02-03 Jason Merrill <jason@redhat.com>
6220 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6222 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6225 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6226 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6227 (RS/6000 and PowerPC Options): Fix typos and markup.
6228 * doc/passes.texi (Tree-SSA passes): Likewise.
6230 2008-02-02 Michael Matz <matz@suse.de>
6233 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6234 from record_last_reg_set_info.
6235 (record_last_reg_set_info): Take an RTX argument, iterate over all
6236 constituent hardregs.
6237 (record_last_set_info, record_opr_changes): Change calls to
6238 new signature or to record_last_reg_set_info_regno.
6240 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6242 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6244 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6246 PR rtl-optimization/34773
6247 * reg-notes.def (EQUAL): Mention significance of combination of
6248 REG_EQUAL and REG_RETVAL.
6249 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6250 insn that has a REG_RETVAL.
6252 2008-02-01 Roger Sayle <roger@eyesopen.com>
6255 * configure.ac (--enable-fixed-point): Disable unless explicitly
6257 * configure: Regenerate.
6259 2008-02-01 Richard Guenther <rguenther@suse.de>
6262 * invoke.texi (-finline-limit): Remove no longer true parts
6263 of the documentation. Note that there is no default value.
6265 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6266 Mark Mitchell <mark@codesourcery.com>
6267 Ben Elliston <bje@au.ibm.com>
6270 * doc/extend.texi (Other Builtins): Document.
6272 2008-01-31 Tom Browder <tom.browder@gmail.com>
6274 * doc/c-tree.texi (Types): Fix grammar.
6275 (Expression trees): Ditto.
6276 * doc/passes.texi (Tree-SSA passes): Ditto.
6278 * doc/configterms.texi (Configure Terms): Fix typo.
6279 * doc/cpp.texi (Common Predefined Macros): Ditto.
6280 * doc/md.texi (Machine Constraints): Ditto.
6282 * doc/makefile.texi (Makefile): Add comma.
6284 2008-01-31 Tom Browder <tom.browder@gmail.com>
6285 Gerald Pfeifer <gerald@pfeifer.com>
6287 * doc/sourcebuild.texi (Front End): Remove references to CVS
6288 and CVSROOT/modules.
6289 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6290 (Back End): Remove reference to CVS.
6292 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6295 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6297 (mips16_gp_pseudo_reg): ...here.
6298 * config/mips/mips.md (load_const_gp): Replace with...
6299 (load_const_gp_<mode>): ...this :P-based insn.
6301 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6303 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6304 options. Minor fixes.
6305 (-std): Move reference to standards closer to where language
6306 standards are first mentioned.
6308 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6310 PR rtl-optimization/34995
6311 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6312 parameter and return a bool. If the rtx parameter is nonnull,
6313 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6314 (find_reloads): Update call accordingly. Pass the new operand
6315 if it needed no address reloads, otherwise pass null.
6317 2008-01-30 Richard Henderson <rth@redhat.com>
6320 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6321 for unbounded arrays.
6323 2008-01-30 Silvius Rus <rus@google.com>
6325 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6327 2008-01-30 Jan Hubicka <jh@suse.cz>
6330 * i386.c (init_cumulative_args): Use real function declaration when
6333 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6335 PR rtl-optimization/34998
6336 * global.c (build_insn_chain): Treat non-subreg_lowpart
6337 SUBREGs of pseudos as clobbering all the words covered by the
6338 SUBREG, not just all the bytes.
6339 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6340 original df_ref rather than an extract parameter.
6341 (global_conflicts): Update call accordingly.
6343 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6345 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6346 the overflow check to make it easier to read.
6347 (__fixtfdi): Change the type of the ll member in union
6348 long_double to UDItype_x.
6350 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6353 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6354 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6355 * tree-inline.c (fold_marked_statements): Call
6356 cgraph_update_edges_for_call_stmt if folding a call statement.
6357 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6358 debug_generic_stmt calls, reset it back afterwards.
6361 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6363 * c-typeck.c (build_external_ref): Don't pedwarn about
6364 static vars in current function's scope.
6366 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6368 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6370 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6373 * ipa-struct-reorg.c: Fix spelling.
6374 * params.def: Ditto.
6376 2008-01-29 Richard Guenther <rguenther@suse.de>
6379 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6381 * tree-inline.c (remap_type): Increment remapping_type_depth
6382 around remapping types.
6383 (copy_body_r): Only add referenced variables if they are referenced
6384 from code, not types.
6386 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6397 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6398 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6400 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6403 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6404 pointer for tiny stack.
6406 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6408 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6410 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6412 * config/vx-common.h: Fix typo in comment.
6414 2008-01-28 Ian Lance Taylor <iant@google.com>
6418 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6419 coalesce pointers if they have different DECL_NO_TBAA_P values.
6420 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6421 between variables with different DECL_NO_TBAA_P values.
6423 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6426 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6427 are not legitimate small data references on SPE targets.
6429 2008-01-28 David Daney <ddaney@avtrex.com>
6431 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6433 2008-01-28 David Daney <ddaney@avtrex.com>
6435 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6437 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6439 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6440 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6441 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6442 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6443 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6444 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6445 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6446 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6448 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6450 * basic-block.h (condjump_equiv_p): Fix comment.
6452 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6454 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6455 print_generic_stmt_indented): Fix comment.
6457 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6459 * configure.ac (__stack_chk_fail): Add detecion for availability
6460 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6461 * configure: Regenerate.
6463 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6466 * final.c (output_addr_const): Handle TRUNCATE.
6468 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6471 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6472 (zero_cost, infinite_cost): New constants.
6473 (struct cost_pair): Change type of cost to comp_cost.
6474 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6475 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6477 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6478 split_address_cost, ptr_difference_cost, difference_cost,
6479 get_computation_cost_at, get_computation_cost,
6480 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6481 determine_use_iv_cost_condition, determine_use_iv_costs,
6482 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6483 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6484 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6485 Change type of cost to comp_cost.
6486 (determine_iv_cost): Increase cost of non-original ivs, instead
6487 of decreasing the cost of original ones.
6488 (get_address_cost): Indicate the complexity of the addressing mode
6490 (try_add_cand_for): Prefer using ivs not specific to some object.
6491 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6493 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6494 Janis Johnson <janis187@us.ibm.com>
6497 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6498 (TARGET_INSTANTIATE_DECLS): Likewise.
6499 * target.h (expand_to_rtl_hook): New target hook.
6500 (instantiate_decls): Likewise.
6501 * function.c (instantiate_decl): Make non-static. Rename to...
6502 (instantiate_decl_rtl): ... this.
6503 (instantiate_expr): Use instantiate_decl_rtl.
6504 (instantiate_decls_1): Likewise.
6505 (instantiate_decls): Likewise.
6506 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6507 * function.h (instantiate_decl_rtl): Add prototype.
6508 * cfgexpand.c (target.h): New include.
6509 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6510 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6511 (TARGET_INSTANTIATE_DECLS): Likewise.
6512 (TARGET_INITIALIZER): New target hooks added.
6513 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6515 * config/rs6000/rs6000.c (tree-flow.h): New include.
6516 (machine_function): Add sdmode_stack_slot field.
6517 (rs6000_alloc_sdmode_stack_slot): New function.
6518 (rs6000_instantiate_decls): Likewise.
6519 (rs6000_secondary_memory_needed_rtx): Likewise.
6520 (rs6000_check_sdmode): Likewise.
6521 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6522 (TARGET_INSTANTIATE_DECLS): Likewise.
6523 (rs6000_hard_regno_mode_ok): Allow SDmode.
6524 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6525 (rs6000_emit_move): Handle SDmode.
6526 (function_arg_advance): Likewise.
6527 (function_arg): Likewise.
6528 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6529 SDmode var args for 32-bit compiles.
6530 (rs6000_secondary_reload_class): Handle SDmode.
6531 (rs6000_output_function_epilogue): Likewise.
6532 (rs6000_function_value): Simplify if statement.
6533 (rs6000_libcall_value): Likewise.
6534 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6535 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6536 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6537 (movsd_hardfloat): New define_insn.
6538 (movsd_softfloat): Likewise.
6539 (movsd_store): Likewise.
6540 (movsd_load): Likewise.
6541 (extendsddd2): Likewise.
6542 (extendsdtd2): Likewise.
6543 (truncddsd2): Likewise.
6544 (movdd_hardfloat64): Fixup comment.
6545 (UNSPEC_MOVSD_LOAD): New constant.
6546 (UNSPEC_MOVSD_STORE): Likewise.
6548 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6551 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6553 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6554 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6555 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6558 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6561 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6562 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6563 __LONGDOUBLE128 too.
6564 * config/rs6000/aix61.h: New file.
6566 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6568 PR rtl-optimization/34959
6569 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6570 popcount and parity rtxes the same mode as their operand.
6571 Truncate or extend the result to the return value's mode
6574 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6577 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6578 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6579 to GOT_VERSION_REGNUM.
6580 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6581 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6582 * config/mips/mips.c (mips_emit_call_insn): New function.
6583 (mips_call_tls_get_addr): Call mips_expand_call directly.
6584 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6586 (mips16_build_call_stub): Likewise. Return the call insn or null.
6587 (mips_expand_call): Update the call to mips16_build_call_stub
6588 accordingly and a remove redundant condition. Assert that MIPS16
6589 stubs do not use lazy binding. Use mips_emit_call_insn and return
6591 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6593 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6594 (mips_avoid_hazard): Remove hazard_set handling.
6595 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6596 (UNSPEC_RESTORE_GP): ...this.
6597 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6598 (FAKE_CALL_REGNO): Rename to...
6599 (GOT_VERSION_REGNUM): ...this.
6600 (type): Add "ghost" value. Add an associated insn reservation.
6601 (hazard_set): Remove.
6602 (exception_receiver): Rename to...
6603 (restore_gp): ...this and update the unspec identifier accordingly.
6604 (exception_receiver, nonlocal_got_receiver): New expanders.
6605 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6606 FAKE_CALL_REGNO. Remove hazard_set attribute.
6607 (set_got_version, update_got_version): New patterns.
6609 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6612 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6614 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6617 * doc/install.texi2html: Generate gcc-vers.texi.
6619 2008-01-25 DJ Delorie <dj@redhat.com>
6621 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6623 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6625 * config/c4x: Remove directory.
6626 * config.gcc (crx-*, mt-*): Mark obsolete.
6627 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6628 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6629 sh-*-rtemscoff*): Remove cases.
6630 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6631 * real.c (encode_c4x_single, decode_c4x_single,
6632 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6633 c4x_extended_format): Remove.
6634 * real.h (c4x_single_format, c4x_extended_format): Remove.
6635 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6637 (Pragmas): Remove comment about c4x pragmas.
6638 * doc/install.texi (c4x): Remove target-specific instructions.
6639 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6640 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6641 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6642 refer to C4x source files as examples.
6643 (C4X_FLOAT_FORMAT): Remove documentation.
6645 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6647 * config/bfin/bfin.c (override_options): Reorder tests so that
6648 flag_pic gets enabled for -msep-data.
6650 2008-01-25 Richard Guenther <rguenther@suse.de>
6653 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6654 to its bitfield precision if required.
6656 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6659 * tree-nested.c (walk_omp_for): New function.
6660 (convert_nonlocal_reference, convert_local_reference): Call
6661 walk_omp_for on OMP_FOR.
6662 (convert_call_expr): Call walk_body on OMP_FOR's
6663 OMP_FOR_PRE_INIT_BODY.
6665 2008-01-25 Richard Guenther <rguenther@suse.de>
6667 PR tree-optimization/34966
6668 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6669 default defs and PHI_NODEs we have to insert after the
6672 2008-01-24 Nick Clifton <nickc@redhat.com>
6674 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6675 Provide a default definition.
6676 (LIBGCC2_UNITS_PER_WORD): Likewise.
6678 * config/stormy16/stormy16.c: Include df.h for the prototype
6679 for df_regs_ever_live_p.
6680 (xstormy16_expand_builtin_va_start): Convert the stack offset
6681 into a component_ref and then use POINTER_PLUS_EXPR to add it
6682 to the incoming_virtual_args_rtx.
6683 (xstormy16_gimplify_va_arg_expr): Rename to
6684 xstormy16_gimplify_va_arg_expr.
6685 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6686 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6687 xstormy16_gimplify_va_arg_expr.
6688 Fix up some formatting issues.
6690 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6691 Move to predicates.md.
6692 (xs_hi_general_operand): Likewise.
6693 (xs_hi_nonmemory_operand): Likewise.
6694 * config/stormy16/predicates.md:
6695 (xstormy16_carry_plus_operand): New predicate.
6696 (xs_hi_general_operand): New predicate.
6697 (xs_hi_nonmemory_operand): New predicate.
6698 * config/stormy16/stormy16-protos.h:
6699 (xstormy16_carry_plus_operand): Delete prototype.
6700 (xs_hi_general_operand): Likewise.
6701 (xs_hi_nonmemory_operand): Likewise.
6703 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6704 modifiers as they are no longer needed and they can trigger
6705 reload spill failures.
6707 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6708 with a match_operand in order to help reload.
6710 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6711 constraint with 'e' for the 8th alternative as this version of
6712 the mov.w instruction only accepts the lower 8 registers.
6714 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6717 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6718 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6721 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6724 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6726 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6728 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6730 (remove_structure): Update allocations list before removing structure.
6732 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6734 * ipa-struct-reorg.c (is_safe_cond_expr,
6735 create_new_stmts_for_cond_expr): Use integer_zerop function,
6736 that recognize not only zero-pointer, but zero-integer too.
6738 2008-01-25 Ben Elliston <bje@au.ibm.com>
6741 * fixproto: Escape "." in sed expression that strips leading "./".
6743 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6746 * gcc.c (SWITCH_OK): Removed.
6747 (SWITCH_LIVE): Changed to bit.
6748 (SWITCH_FALSE): Likewise.
6749 (SWITCH_IGNORE): Likewise.
6750 (switchstr): Change live_cond to unsigned int.
6751 (process_command): Replace SWITCH_OK with 0.
6752 (do_self_spec): Likewise.
6753 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6754 (give_switch): Likewise.
6755 (used_arg): Likewise.
6756 (do_spec_1): Set the SWITCH_IGNORE bit.
6757 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6758 bits. Set the SWITCH_LIVE bit.
6760 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6762 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6764 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6766 PR tree-optimization/34472
6767 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6768 parameter to a "bool *" and set *DATA to false if there is
6769 an unsafe access. Do not delete the structure here.
6770 (check_cond_exprs): Delete it here instead.
6771 (check_cond_exprs, exclude_cold_structs): Do not increase
6772 I when removing a structure.
6774 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6777 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6778 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6780 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6783 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6784 a fixed vector for stack.
6786 2008-01-24 Ben Elliston <bje@au.ibm.com>
6789 * doc/gcc.texi (Software development): Add a direntry for g++.
6791 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6793 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6794 stale and straggling -fforce-addr comments above.
6796 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6798 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6799 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6801 2008-01-23 Michael Matz <matz@suse.de>
6804 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6807 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6809 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6812 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6814 * config/avr/avr.c (avr_current_arch): New variable.
6815 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6816 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6817 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6818 (avr_override_options): Init 'avr_current_arch'.
6819 (base_arch_s): Move from here...
6820 * config/avr/avr.h (base_arch_s): ... here. Add new members
6821 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6822 'mega' to 'have_jmp_call'.
6823 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6824 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6826 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6828 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6829 MULTILIB_MATCHES): (Ditto.).
6831 2008-01-23 Richard Guenther <rguenther@suse.de>
6834 * cgraphunit.c (cgraph_reset_node): Always mark the node
6835 not reachable if it is not queued already.
6837 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6839 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6840 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6841 (cputype_selected): New static variable.
6842 (bfin_handle_option): Set it if -mcpu is used.
6843 (override_option): Select default set of workarounds if no cpu type
6844 selected on the command line.
6845 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6847 From Michael Frysinger <michael.frysinger@analog.com>
6848 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6849 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6851 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6852 for bf547, bf523, bf524, and bf526.
6853 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6855 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6856 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6857 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6858 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6859 * doc/invoke.texi (Blackfin Options): Document that
6860 -mcpu now accept bf547, bf523, bf524, and bf526.
6862 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6864 PR rtl-optimization/34628
6865 * combine.c (try_combine): Stop and undo after the first combination
6866 if an autoincrement side-effect on the first insn has effectively
6869 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6872 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6873 Offset addresses are not valid for Altivec or paired float modes.
6875 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6878 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6879 if DECL_INITIAL (decl) is error_mark_node.
6882 * c-common.c (handle_vector_size_attribute): Only allow
6883 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6884 the same way as pointer, array etc. types.
6885 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6888 * tree.c (build_type_attribute_qual_variant): Call
6889 build_qualified_type if attributes are equal, but quals are not.
6891 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6894 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6895 * flags.h (warn_strict_aliasing): Remove.
6896 (warn_strict_overflow): Remove.
6897 * opts.c (warn_strict_aliasing): Remove.
6898 (warn_strict_overflow): Remove.
6899 * c-opts.c (c_common_handle_option): -Wall only sets
6900 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6901 (c_common_post_options): Give default values to -Wstrict-aliasing
6902 and -Wstrict-overflow if they are uninitialized.
6903 * common.opt (Wstrict-aliasing): Specify Var and Init.
6904 (Wstrict-overflow): Likewise.
6906 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6908 PR rtl-optimization/26854
6909 PR rtl-optimization/34400
6910 PR rtl-optimization/34884
6911 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6913 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6914 (df_rd_bb_info.expanded_lr_out): Deleted
6915 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6916 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6917 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6918 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6919 Removed code to allocate, initialize or free expanded_lr_out.
6920 (df_rd_bb_local_compute_process_def): Restructured to make more
6922 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6923 sets if the sets are being trimmed.
6925 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6928 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6929 (as_vers): Likewise.
6930 * configure: Regenerated.
6932 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6935 * tree-pass.h (pass_build_alias): New pass.
6936 * tree-ssa-alias.c (gate_build_alias): New.
6937 (pass_build_alias): New.
6938 * passes.c (init_optimization_passes): Add pass_build_alias after
6939 pass_create_structure_vars.
6941 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6943 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6944 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6945 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6946 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6947 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6948 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6949 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6950 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6951 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6952 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6953 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6954 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6955 * config/s390/s390.md (FP_ALL): New mode iterator.
6956 (_d): New mode attribute.
6957 ("*signbit<mode>2>"): Changed mode of first operand.
6958 ("isinf<mode>2"): Changed mode of first operand.
6959 ("*TDC_insn"): Adaptation for DFP modes.
6961 2008-01-22 Ben Elliston <bje@au.ibm.com>
6963 * tree.c (check_qualified_type): Improve function description.
6965 2008-01-21 Jason Merrill <jason@redhat.com>
6968 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6969 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6972 2008-01-21 DJ Delorie <dj@redhat.com>
6974 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6977 2008-01-21 Richard Guenther <rguenther@suse.de>
6980 * tree-cfg.c (verify_expr): Allow all invariant expressions
6981 instead of just constant class ones as reference argument.
6982 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6983 like any other constant.
6984 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6986 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6988 * regmove.c (fixup_match_1): Update call crossed frequencies.
6990 2008-01-21 Richard Guenther <rguenther@suse.de>
6993 * tree-inline.c (setup_one_parameter): Deal with mismatched
6994 types using a VIEW_CONVERT_EXPR.
6996 2008-01-21 Alon Dayan <alond@il.ibm.com>
6997 Olga Golovanevsky <olga@il.ibm.com>
6999 PR tree-optimization/34701
7000 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7001 when the structure size is not a power of 2.
7003 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7005 * doc/install.texi: Add doc for --enable-checking=df.
7007 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7009 PR rtl-optimization/34808
7010 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7012 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7014 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7017 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7019 PR rtl-optimization/26854
7020 PR rtl-optimization/34400
7021 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7023 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7024 (df_rd_bb_info.expanded_lr_out): New.
7025 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7026 * loop_iv.c (iv_analysis_loop_init): Ditto.
7027 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7028 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7029 Added code to allocate, initialize or free expanded_lr_out.
7030 (df_rd_bb_local_compute_process_def): Restructured to make
7031 more understandable.
7032 (df_rd_confluence_n): Add code to do nothing with fake edges and
7033 code to no apply invalidate_by_call sets if the sets are being trimmed.
7034 (df_lr_local_finalize): Renamed to df_lr_finalize.
7035 (df_live_local_finalize): Renamed to df_live_finalize.
7037 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7040 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7041 deciding whether to use reciprocal instructions.
7043 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7045 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7046 dwarf2out_note_section_used if cold_text_section is NULL.
7048 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7050 PR gcov-profile/34610
7051 * tree-cfg.c (make_edges): Mark both outgoing edges from
7052 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7053 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7054 from OMP_FOR and OMP_CONTINUE outgoing edges.
7056 * tree-profile.c (tree_profiling): Return early if
7057 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7059 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7060 from cfun to child_cfun.
7061 * function.h (struct function): Add after_tree_profile bit.
7063 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7065 * config/avr/avr.S (_exit): Disable interrupt.
7067 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7068 Steven Bosscher <stevenb.gcc@gmail.com>
7070 PR rtl-optimization/26854
7071 PR rtl-optimization/34400
7072 * df-problems.c (df_live_scratch): New scratch bitmap.
7073 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7074 (df_live_reset): Clear the proper bitmaps.
7075 (df_live_bb_local_compute): Only process the artificial defs once
7076 since the order is not important.
7077 (df_live_init): Init the df_live sets only with the variables
7078 found live by df_lr.
7079 (df_live_transfer_function): Use the df_lr sets to prune the
7080 df_live sets as they are being computed.
7081 (df_live_free): Free df_live_scratch.
7083 2008-01-18 Ian Lance Taylor <iant@google.com>
7085 * common.opt: Add fmerge-debug-strings.
7086 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7087 flag_merge_debug_strings rather than flag_merge_constants.
7088 * doc/invoke.texi (Option Summary): Mention
7089 -fmerge-debug-strings.
7090 (Debugging Options): Document -fmerge-debug-strings.
7092 2008-01-18 Ian Lance Taylor <iant@google.com>
7095 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7096 (struct tree_function_decl): Add new field operator_new_flag.
7097 * tree-inline.c (expand_call_inline): When inlining a call to
7098 operator new, force the return value to go into a variable, and
7099 set DECL_NO_TBAA_P on that variable.
7100 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7102 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7105 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7106 DWARF2_DEBUGGING_INFO.
7107 (dwarf2out_note_section_used): Ditto. Add prototype.
7108 (have_multiple_function_sections, text_section_used,
7109 cold_text_section_used, *cold_text_sections): Move declarations
7112 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7114 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7115 field and add signal_ra.
7116 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7117 assignments to frame state pc. Move end of stack check after
7118 MD_FALLBACK_FRAME_STATE_FOR.
7119 (uw_update_context_1): Use frame state signal_regs if set, instead
7120 of checking signal_frame flag.
7121 (uw_update_context): Use frame state signal_ra if set.
7122 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7123 * config/xtensa/linux-unwind.h: New file.
7125 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7127 * modulo-sched.c (get_sched_window): Fix comment typo.
7129 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7131 PR tree-optimization/34648
7132 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7134 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7136 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7137 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7139 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7141 PR rtl-optimization/34400
7142 * df-core.c (df_worklist_dataflow_overeager,
7143 df_worklist_dataflow_doublequeue): New functions.
7144 (df_worklist_dataflow): Two different worklist solvers.
7145 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7148 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7151 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7152 and ftree-parallelize-loops.
7154 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7156 PR rtl-optimization/34826
7157 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7159 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7161 * global.c (find_reg): Mark the eh regs as used if necessary.
7162 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7163 * ra.h (struct allocno): no_eh_reg field added. Changed
7164 no_stack_reg type to bitfield.
7166 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7168 * tree.c (substitute_in_expr): Add missing 'break'.
7170 2008-01-17 Richard Guenther <rguenther@suse.de>
7172 PR tree-optimization/34825
7173 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7174 x / x as division to handle.
7176 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7178 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7179 "-pthread" is specified.
7180 * pa-hpux11.h (LIB_SPEC): Likewise.
7182 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7183 Peter Bergner <bergner@vnet.ibm.com>
7185 PR rtl-optimization/33796
7186 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7188 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7190 PR libgfortran/34699
7191 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7193 * pa-hpux10.h (LINK_SPEC): Likewise.
7194 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7196 2008-01-16 Richard Guenther <rguenther@suse.de>
7199 * fold-const.c (fold_convert_const_int_from_int): Do not
7200 set overflow if that occured only because of a sign extension
7201 change when converting from/to a sizetype with the same
7202 precision and signedness.
7204 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7207 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7208 location address to the correct place. Update copyright year.
7210 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7212 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7213 no dependences in the dependence_relations vector.
7215 2008-01-16 Jan Hubicka <jh@suse.cz>
7217 PR rtl-optimization/31396
7218 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7219 * cfg.c (dump_reg_info): Print it.
7220 * regs.h (struct reg_info_t): add freq_calls_crossed.
7221 (REG_FREQ_CALLS_CROSSED): New macro.
7222 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7223 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7224 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7225 regmove_optimize): Update call crossed frequencies.
7226 * local-alloc.c (struct qty): Add freq_calls_crossed.
7227 (alloc_qty): Copute freq_calls_crossed.
7228 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7229 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7230 * ra.h (struct allocno): Add freq_calls_crossed.
7232 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7234 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7235 libgomp when compiling with ftree-parallelize-loops.
7236 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7238 2008-01-16 Richard Guenther <rguenther@suse.de>
7240 PR tree-optimization/34769
7241 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7242 * tree.c (int_cst_value): Instead make this function more
7243 permissive in what it accepts as valid input. Document this
7244 function always sign-extends the value.
7246 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7247 Richard Guenther <rguenther@suse.de>
7250 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7251 (gimple_fold_indirect_ref_rhs): ... this.
7252 (gimple_fold_indirect_ref): New function with foldings
7253 that preserve lvalueness.
7254 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7255 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7256 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7257 to fold an INDIRECT_REF, fall back to the old use of
7258 fold_indirect_ref_1.
7260 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7262 * tree-data-ref.c (subscript_dependence_tester_1): Call
7263 free_conflict_function.
7264 (compute_self_dependence): Same.
7266 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7269 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7270 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7272 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7273 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7274 for DWARF2_UNWIND_INFO targets.
7276 2008-01-16 Richard Guenther <rguenther@suse.de>
7279 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7280 type qualifiers for function types.
7282 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7284 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7285 loop_iterator li from previous commit.
7287 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7289 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7291 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7293 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7294 (parallelize_loops): Don't parallelize irreducible components.
7296 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7299 * c-opts (c_common_post_options): Do not enable CPP
7300 flag_pedantic_errors by default.
7302 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7304 PR rtl-optimization/31944
7305 * cse.c (remove_pseudo_from_table): New function.
7306 (merge_equiv_classes): Use above function to remove pseudo-registers.
7307 (invalidate): Likewise.
7309 2008-01-13 Richard Guenther <rguenther@suse.de>
7312 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7313 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7315 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7317 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7318 validate_change to unshare the source of the PC set.
7320 2008-01-12 Jan Hubicka <jh@suse.cz>
7323 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7324 references above array bounds. This might trigger bounds checks for
7327 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7329 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7330 new_replaceable_dependencies.
7332 2008-01-12 Doug Kwan <dougkwan@google.com>
7334 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7335 instead of OPT_Wreturn_type in warning due to ignored return type
7337 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7338 options included in -Wextra.
7339 * c.opt: New option -Wignored_qualifiers.
7340 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7341 -Wignore_qualifiers.
7342 (-Wignored-qualifiers): Document.
7343 (-Wreturn-type): Remove description of functionality now handled
7344 by -Wignored-qualifiers.
7346 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7349 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7350 NOP_EXPR if it is between integral types with the same precision.
7352 2008-01-12 Jan Hubicka <jh@suse.cz>
7355 * invoke.texi (max-inline-recursive-depth): Fix default value.
7357 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7359 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7362 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7364 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7366 2008-01-11 James E. Wilson <wilson@specifix.com>
7369 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7371 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7373 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7374 save/restore frame pointer register and don't use 'call-prologues'
7375 optimization in function with "OS_task" attribute.
7377 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7380 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7381 when copying to memory.
7383 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7385 PR rtl-optimization/30905
7386 * cfgcleanup.c: Include dce.h
7387 (crossjumps_occured): New global variable.
7388 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7389 If something changed, set crossjumps_occured to true.
7390 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7391 Don't add/remove fake edges to exit here...
7392 (cleanup_cfg): ...but do it here, when crossjumping.
7393 Run a fast DCE when successful crossjumps occured in the latest
7394 iteration of try_optimize_cfg.
7396 2008-01-11 Richard Guenther <rguenther@suse.de>
7398 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7399 (struct vn_unary_op_s): Likewise.
7400 (vn_reference_insert): Free old reference on hash collision.
7402 2008-01-10 Raksit Ashok <raksit@google.com>
7404 PR rtl-optimization/27971
7405 * combine.c (find_split_point): Split PLUS expressions which are
7406 inside a MEM rtx, and whose first operand is complex.
7408 2008-01-10 DJ Delorie <dj@redhat.com>
7410 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7411 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7412 (m32c_hard_regno_ok): Call the underlying function.
7414 2008-01-10 Richard Guenther <rguenther@suse.de>
7417 * tree-cfg.c (tree_merge_blocks): Do not go through the
7418 full-blown folding and stmt updating path if we just deal
7419 with virtual operands.
7420 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7421 test for abnormal SSA_NAMEs.
7423 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7426 * reload.c (push_reload): Add assertions. All constants from
7427 reg_equiv_constant should have been used for replacing the respective
7429 (find_reloads_address): Invoke find_reloads_address_part for
7430 constant taken from the reg_equiv_constant array.
7432 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7434 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7435 field (valnum) the first in the struct. Replace bools with
7438 2008-01-10 Richard Guenther <rguenther@suse.de>
7440 PR tree-optimization/34651
7441 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7442 types and ordering for masking and converting.
7444 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7446 PR tree-optimization/34017
7447 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7448 also for PHI_NODE expressions.
7450 2008-01-09 Jan Hubicka <jh@suse.cz>
7452 PR tree-optimization/34708
7453 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7454 based on number of case labels.
7455 (init_inline_once): Remove switch_cost.
7456 * tree-inline.h (eni_weights_d): Remove switch_cost.
7458 2008-01-09 Richard Guenther <rguenther@suse.de>
7459 Andrew Pinski <andrew_pinski@playstation.sony.com>
7462 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7463 temporary if an rvalue is ok or an lvalue is not required.
7465 2008-01-09 Richard Guenther <rguenther@suse.de>
7468 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7471 2008-01-09 Richard Guenther <rguenther@suse.de>
7474 * tree.c (host_integerp): Check for sizetype only if the
7475 type is an integer type.
7477 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7480 * opts.c (decode_options): Disable inlining of functions called
7481 once if not in unit-at-a-time mode.
7483 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7485 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7487 2008-01-08 Richard Guenther <rguenther@suse.de>
7490 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7491 out early if the result will be unused.
7493 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7498 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7499 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7502 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7504 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7505 for vectorization tuned.
7507 2008-01-08 Richard Guenther <rguenther@suse.de>
7509 PR tree-optimization/34683
7510 * tree-ssa-operands.c (operand_build_cmp): Export.
7511 * tree-ssa-operands.h (operand_build_cmp): Declare.
7512 * tree-vn.c (vuses_compare): Remove.
7513 (sort_vuses): Use operand_build_cmp.
7514 (sort_vuses_heap): Likewise.
7515 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7516 to re-use old VEC if available. Do not sort already sorted VUSEs.
7517 (vdefs_to_vec): Do not sort already sorted VDEFs.
7519 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7522 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7524 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7527 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7528 limitations of reciprocal sequences on x86 targets.
7530 2008-01-08 Richard Guenther <rguenther@suse.de>
7532 PR tree-optimization/34683
7533 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7535 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7538 * config/darwin.c (darwin_mergeable_string_section): Don't use
7539 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7541 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7544 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7545 negxf2. Macroize expander using X87MODEF mode iterator. Change
7546 predicates of op0 and op1 to register_operand.
7547 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7548 expander using X87MODEF mode iterator. Change predicates of
7549 op0 and op1 to register_operand.
7550 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7551 corresponding patterns and macroize using MODEF macro. Change
7552 predicates of op0 and op1 to register_operand and remove
7553 "m" constraint. Disparage "r" alternative with "!".
7554 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7555 macroize using X87MODEF macro. Change predicates of op0 and op1
7556 to register_operand and remove "m" constraint. Disparage "r"
7557 alternative with "!".
7558 (absneg splitter with memory operands): Remove.
7559 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7560 patterns and macroize using X87MODEF mode iterator.
7561 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7562 Change predicate of op1 to register_operand.
7563 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7564 for memory operands.
7566 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7568 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7570 2008-01-07 Richard Guenther <rguenther@suse.de>
7572 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7575 2008-01-07 Richard Guenther <rguenther@suse.de>
7577 PR tree-optimization/34683
7578 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7579 VOPs of the needed size to save memory. Use VEC_quick_push
7580 to save compile-time.
7581 (vdefs_to_vec): Likewise.
7583 2008-01-07 Sa Liu <saliu@de.ibm.com>
7585 * config/spu/spu.md (divdf3): Genetate inline code for double
7586 division. The implementation doesn't handle INF or NAN, therefore it
7587 only applies when -ffinite-math-only is given.
7589 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7592 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7593 * doc/cpp.texi ([Common Predefined Macros]): Document.
7595 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7597 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7598 order to use commutative addition instead of subtraction.
7600 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7601 Mircea Namolaru <namolaru@il.ibm.com>
7602 Vladimir Yanovsky <yanov@il.ibm.com>
7603 Revital Eres <eres@il.ibm.com>
7605 PR tree-optimization/34263
7606 * tree-outof-ssa.c (process_single_block_loop_latch,
7607 contains_tree_r): New functions.
7608 (analyze_edges_for_bb): Call process_single_block_loop_latch
7609 function to empty single-basic-block latch block if possible.
7611 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7613 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7615 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7617 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7619 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7621 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7623 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7625 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7627 PR tree-optimization/34618
7628 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7631 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7634 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7635 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7636 Update copyright year.
7638 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7639 Update copyright year.
7640 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7643 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7645 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7646 edge does not point to current bb before changing need_assert.
7648 2008-01-04 Richard Guenther <rguenther@suse.de>
7651 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7652 for verifying purposes if they are is_gimple_min_invariant.
7654 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7656 PR tree-optimization/34448
7657 PR tree-optimization/34465
7658 * gimplify.c (gimplify_init_constructor): Add new parameter
7659 notify_temp_creation. Use it.
7660 (gimplify_modify_expr_rhs): Take volatiles into account when
7661 optimizing constructors.
7662 Do not optimize constructors if gimplify_init_constructor will dump to
7664 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7665 * gcc.c-torture/compile/pr34448.c: New.
7667 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7669 PR gcov-profile/34609
7670 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7671 return_slot if result is TREE_ADDRESSABLE.
7673 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7675 * config/mips/mips.md (sqrt_condition): Tweak comment.
7676 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7678 2008-01-03 Tom Tromey <tromey@redhat.com>
7681 * c-common.c (c_type_hash): Handle VLAs.
7683 2008-01-03 Jan Hubicka <jh@suse.cz>
7685 PR tree-optimization/31081
7686 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7687 0 when inlining and not inlining to first basic block.
7688 (remap_decl): When var is initialized to 0, don't set default_def.
7689 (expand_call_inline): Set entry_bb.
7690 * tree-inline.h (copy_body_data): Add entry_bb.
7692 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7695 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7698 PR tree-optimization/29484
7699 * tree-inline.c (inline_forbidden_p_2): New function.
7700 (inline_forbidden_p): Disallow inlining if some static var
7701 has an address of a local LABEL_DECL in its initializer.
7702 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7705 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7707 PR tree-optimization/34635
7708 * tree-data-ref.c (add_other_self_distances): Make sure that the
7709 evolution step is constant.
7711 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7714 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7716 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7718 * tree-sra.c (scalarize_init): Insert the generate_element_init
7719 statements after the generate_element_zero statements.
7721 2008-01-02 Richard Guenther <rguenther@suse.de>
7725 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7726 for very large number of operands instead of ICEing.
7728 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7731 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7732 while stack probing.
7734 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7736 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7739 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7742 * tree-mudflap.c (mx_register_decls): Guard warning by
7743 !DECL_ARTIFICIAL check.
7745 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7747 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7748 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7749 sse5_perm<mode>): Fix constraints.