1 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6 * gengtype.c (walk_type, write_func_for_structure): Handle
8 * doc/gty.texi: Document chain_circular.
10 2008-04-28 Richard Guenther <rguenther@suse.de>
12 PR tree-optimization/36066
13 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
16 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
19 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20 Use match_scratch instead of match_operand for operands 3 and 4.
22 2008-04-27 Richard Guenther <rguenther@suse.de>
24 PR tree-optimization/18754
25 PR tree-optimization/34223
26 * tree-pass.h (pass_complete_unrolli): Declare.
27 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
28 loop size before and after unconditionally of UL_NO_GROWTH in effect.
29 Rewrite loop into loop closed SSA form if it is not already.
30 (tree_unroll_loops_completely): Re-structure to iterate over
31 innermost loops with intermediate CFG cleanups.
32 Unroll outermost loops only if requested or the code does not grow
34 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
36 (tree_vectorize): Instead do so here.
37 (tree_complete_unroll): Also unroll outermost loops.
38 (tree_complete_unroll_inner): New function.
39 (gate_tree_complete_unroll_inner): Likewise.
40 (pass_complete_unrolli): New pass.
41 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
42 uses outside of the loop.
43 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
44 form if it is available.
45 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
46 * passes.c (init_optimization_passes): Schedule complete inner
47 loop unrolling pass before the first CCP pass after final inlining.
49 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
51 * targhooks.h (default_emutls_var_fields,
52 default_emutls_var_init): Declare.
53 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
54 * target.h (struct gcc_target): Add struct emutls member.
55 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
56 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
57 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
58 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
59 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
60 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
61 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
62 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
63 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
64 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
65 emit debug information.
66 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
67 * varasm.c: Include targhooks.h.
68 (emutls_object_section, emutls_tmpl_section): New.
69 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
70 (EMUTLS_SEPARATOR): New.
72 (get_emutls_object_name): New.
73 (default_emutls_var_fields): New, broken out of ...
74 (get_emutls_object_type): ... here. Adjust to use target hooks.
75 (get_emutls_init_templ_addr): Adjust to use target hooks.
76 (emutls_decl): Adjust to use target hooks.
77 (emutls_finish): Likewise.
78 (default_emutls_var_init): New, broken out of ...
79 (assemble_variable): ... here. Adjust to use target hooks.
80 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
82 * c-common.c (handle_section_attribute): Prevent overriding
83 sections for emulated tls with special sections.
84 * config/i386/i386.c (x86_64_elf_select_section): Add
85 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
86 (x86_64_elf_unique_section): Likewise.
87 * config/vxworks.c: Include tree.h.
88 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
89 (vxworks_override_options): Set TLS scheme.
90 * doc/tm.texi (Emulated TLS): New node.
92 2008-04-26 Simon Baldwin <simonb@google.com>
95 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
96 with propagated string constants.
98 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
100 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
101 constraint for operand 2 when operand 0 is memory operand.
102 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
103 operand 0 is memory operand.
104 (fix_trunc<mode>_i387_with_temp): Ditto.
105 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
106 operand 2 when operand 1 is memory operand.
107 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
108 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
109 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
110 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
111 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
112 operands 2,3 and 4 when operand 1 is memory operand.
113 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
115 (fistdi2_floor_with_temp): Ditto.
116 (fist<mode>2_floor_with_temp): Ditto.
117 (fistdi2_ceil_with_temp): Ditto.
118 (fist<mode>2_ceil_with_temp): Ditto.
119 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
121 2008-04-26 David Daney <ddaney@avtrex.com>
123 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
125 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
126 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
127 UNSPEC_UPDATE_GOT_VERSION): Renumber.
128 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
129 (compare_and_swap_12): New insn.
130 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
131 * config/mips/mips.c (mips_force_binary): New function.
132 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
133 (mips_expand_compare_and_swap_12): New function.
134 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
136 2008-04-25 Jan Hubicka <jh@suse.cz>
139 * cfgexpand.c (pass_expand): Turn into RTL pass.
140 * passes.c (execute_one_pass): Do pass typechecking after execution.
141 * tree-pass.h (pass_expand): Turn into RTL pass.
143 * function.h (struct rtl_data): Move here fields
144 accesses_prior_frames, calls_eh_return, saves_all_registers,
145 has_nonlocal_goto, has_asm_statement, is_thunk,
146 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
147 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
148 arg_pointer_save_area_init from struct function; turn into bool.
149 (struct function): Move
150 calls_eh_return, saves_all_registers, has_nonlocal_goto,
151 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
152 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
153 tail_call_emit, arg_pointer_save_area_init
154 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
155 (current_function_returns_struct, current_function_returns_pcc_struct,
156 current_function_calls_setjmp, current_function_calls_alloca,
157 current_function_accesses_prior_frames,
158 current_function_calls_eh_return, current_function_is_thunk,
159 current_function_stdarg, current_function_profile,
160 current_function_limit_stack, current_function_uses_pic_offset_table,
161 current_function_uses_const_pool, current_function_has_nonlocal_label,
162 current_function_saves_all_registers,
163 current_function_has_nonlocal_goto,
164 current_function_has_asm_statement): Remove accesor macros.
165 * ra-conflict.c (global_conflicts): Update.
166 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
167 (suitable_for_tail_call_opt_p): Update.
168 * builtins.c (expand_builtin_return_addr): Update.
169 (expand_builtin_setjmp_setup): Update.
170 (expand_builtin_nonlocal_goto): Update.
171 * final.c (final_start_function): Update.
172 (profile_function): Update.
173 (leaf_function_p): Update.
174 (only_leaf_regs_used): Update.
175 * df-scan.c (df_get_exit_block_use_set): Update.
176 * dojump.c (clear_pending_stack_adjust): Update.
177 * tree-stdarg.c (gate_optimize_stdarg): Update.
178 * gimple-low.c (lower_function_body): Update.
179 * global.c (compute_regsets): Update.
180 (global_alloc): Update.
181 * dwarf2out.c (dwarf2out_begin_prologue): Update.
182 * expr.c (expand_assignment): Update.
183 * dse.c (dse_step0): Update.
185 * c-decl.c (store_parm_decls): Update.
186 * local-alloc.c (combine_regs): Update.
187 (find_free_reg): Update.
188 * function.c (assign_parms_augmented_arg_list): Update.
189 (assign_parm_find_data_types): Update.
190 (assign_parms): Update.
191 (allocate_struct_function): Update.
192 (expand_function_start): Update.
193 (expand_function_end): Update.
194 (get_arg_pointer_save_area): Update.
195 (thread_prologue_and_epilogue_insns): Update.
196 (rest_of_match_asm_constraints): Update.
197 * stor-layout.c (variable_size): Update.
198 * gcse.c (gcse_main): Update.
199 (bypass_jumps): Update.
200 * gimplify.c (gimplify_function_tree): Update.
201 * calls.c (emit_call_1): Update.
202 (expand_call): Update.
203 * bt-load.c (compute_defs_uses_and_gen): Update.
204 * except.c (sjlj_assign_call_site_values): Update.
205 (sjlj_emit_function_enter): Update.
206 (can_throw_external): Update.
207 (set_nothrow_function_flags): Update.
208 (expand_builtin_unwind_init): Update.
209 (expand_eh_return): Update.
210 (convert_to_eh_region_ranges): Update.
211 (output_function_exception_table): Update.
212 * emit-rtl.c (gen_tmp_stack_mem): Update.
213 * cfgexpand.c (expand_used_vars): Update.
214 (tree_expand_cfg): Update.
215 * cfgcleanup.c (rest_of_handle_jump): Update.
216 * explow.c (allocate_dynamic_stack_space): Update.
217 * varasm.c (assemble_start_function): Update.
218 (force_const_mem): Update.
219 (mark_constant_pool): Update.
220 * tree-optimize.c (tree_rest_of_compilation): Update.
221 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
222 * tree-cfg.c (notice_special_calls): Update.
223 (is_ctrl_altering_stmt): Update.
224 (tree_can_make_abnormal_goto): Update.
225 (tree_purge_dead_abnormal_call_edges): Update.
226 * config/alpha/predicates.md: Update.
227 * config/alpha/alpha.c (alpha_sa_mask): Update.
228 (alpha_sa_size): Update.
229 (alpha_does_function_need_gp): Update.
230 (alpha_expand_prologue): Update.
231 (alpha_start_function): Update.
232 (alpha_output_function_end_prologue): Update.
233 (alpha_expand_epilogue): Update.
234 * config/frv/frv.c (frv_stack_info): Update.
235 (frv_expand_epilogue): Update.
236 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
237 (s390_register_info): Update.
238 (s390_frame_info): Update.
239 (s390_init_frame_layout): Update.
240 (s390_can_eliminate): Update.
242 * config/spu/spu.c (spu_split_immediate): Update.
243 (need_to_save_reg): Update.
244 (spu_expand_prologue): Update.
245 (spu_expand_epilogue): Update.
246 * config/sparc/sparc.md: Update.
247 * config/sparc/sparc.c (eligible_for_return_delay): Update.
248 (sparc_tls_got): Update.
249 (legitimize_pic_address): Update.
250 (sparc_emit_call_insn): Update.
251 (sparc_expand_prologue): Update.
252 (output_return): Update.
253 (print_operand): Update.
254 (sparc_function_ok_for_sibcall): Update.
255 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
256 * config/m32r/m32r.md: Update.
257 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
258 (m32r_compute_frame_size): Update.
259 (m32r_expand_prologue): Update.
260 (m32r_expand_epilogue): Update.
261 (m32r_legitimize_pic_address): Update.
262 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
263 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
264 * config/i386/i386.c (ix86_frame_pointer_required): Update.
266 (ix86_save_reg): Update.
267 (ix86_compute_frame_layout): Update.
268 (ix86_expand_prologue): Update.
269 (ix86_expand_epilogue): Update.
270 * config/sh/sh.c (output_stack_adjust): Update.
271 (calc_live_regs): Update.
272 (sh5_schedule_saves): Update.
273 (sh_expand_prologue): Update.
274 (sh_expand_epilogue): Update.
275 (sh_setup_incoming_varargs): Update.
276 (sh_allocate_initial_value): Update.
277 (sh_get_pr_initial_val): Update.
278 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
279 * config/sh/sh.md (label:): Update.
280 * config/avr/avr.c (out_movhi_mr_r): Update.
281 * config/crx/crx.h (enum): Update.
282 * config/xtensa/xtensa.h (along): Update.
283 * config/stormy16/stormy16.c Update.
284 (xstormy16_compute_stack_layout): Update.
285 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
286 (fr30_expand_prologue): Update.
287 * config/cris/cris.c (cris_conditional_register_usage): Update.
288 (cris_reg_saved_in_regsave_area): Update.
289 (cris_initial_frame_pointer_offset): Update.
290 (cris_simple_epilogue): Update.
291 (cris_expand_prologue): Update.
292 (cris_expand_epilogue): Update.
293 (cris_expand_pic_call_address): Update.
294 (cris_asm_output_symbol_ref): Update.
295 (cris_asm_output_label_ref): Update.
296 * config/cris/cris.md Update.
297 * config/iq2000/iq2000.c (compute_frame_size): Update.
298 (iq2000_expand_epilogue): Update.
299 * config/mt/mt.h (save_direction): Update.
300 * config/mn10300/mn10300.c (mn10300_function_value): Update.
301 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
302 (ia64_secondary_reload_class): Update.
303 * config/m68k/m68k.c (m68k_save_reg): Update.
304 (m68k_expand_prologue): Update.
305 (m68k_expand_epilogue): Update.
306 (legitimize_pic_address): Update.
307 * config/rs6000/rs6000.c (rs6000_got_register): Update.
308 (first_reg_to_save): Update.
309 (first_altivec_reg_to_save): Update.
310 (compute_vrsave_mask): Update.
311 (compute_save_world_info): Update.
312 (rs6000_stack_info): Update.
313 (spe_func_has_64bit_regs_p): Update.
314 (rs6000_ra_ever_killed): Update.
315 (rs6000_emit_eh_reg_restore): Update.
316 (rs6000_emit_allocate_stack): Update.
317 (rs6000_emit_prologue): Update.
318 (rs6000_emit_epilogue): Update.
319 (rs6000_output_function_epilogue): Update.
320 (output_profile_hook): Update.
321 (rs6000_elf_declare_function_name): Update.
322 * config/rs6000/rs6000.h (rs6000_args): Update.
323 * config/rs6000/rs6000.md: Update.
324 * config/mcore/mcore.c (mcore_expand_prolog): Update.
325 * config/arc/arc.c (arc_output_function_epilogue): Update.
326 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
327 * config/darwin.c (machopic_function_base_name): Update.
328 * config/score/score3.c (score3_compute_frame_size): Update.
331 (score3_epilogue): Update.
332 * config/score/score7.c (score7_compute_frame_size): Update.
333 (score7_prologue): Update.
334 (score7_epilogue): Update.
335 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
336 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
337 * config/arm/arm.c (use_return_insn): Update.
338 (require_pic_register): Update.
339 (arm_load_pic_register): Update.
340 (arm_compute_save_reg0_reg12_mask): Update.
341 (arm_compute_save_reg_mask): Update.
342 (thumb1_compute_save_reg_mask): Update.
343 (output_return_instruction): Update.
344 (arm_output_function_prologue): Update.
345 (arm_output_epilogue): Update.
346 (arm_get_frame_offsets): Update.
347 (arm_expand_prologue): Update.
348 (thumb_pushpop): Update.
349 (thumb_exit): Update.
350 (thumb1_expand_prologue): Update.
351 (thumb1_expand_epilogue): Update.
352 (arm_unwind_emit): Update.
353 (arm_output_fn_unwind): Update.
354 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
355 * config/arm/arm.md: Update.
356 * config/pa/pa.md: Update.
357 * config/pa/pa.c (legitimize_pic_address): Update.
358 (compute_frame_size): Update.
359 (hppa_expand_prologue): Update.
360 (hppa_expand_epilogue): Update.
361 (borx_reg_operand): Update.
362 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
363 (HARD_REGNO_RENAME_OK): Update.
364 * config/mips/mips.c (mips_global_pointer): Update.
365 (mips_save_reg_p): Update.
366 (mips_compute_frame_info): Update.
367 (mips_frame_pointer_required): Update.
368 (mips_expand_prologue): Update.
369 (mips_expand_epilogue): Update.
370 (mips_can_use_return_insn): Update.
371 (mips_reorg_process_insns): Update.
372 * config/v850/v850.c (compute_register_save_size): Update.
373 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
374 * config/mmix/mmix.c (along): Update.
375 (mmix_expand_epilogue): Update.
376 * config/bfin/bfin.c (legitimize_pic_address): Update.
377 (must_save_p): Update.
378 (stack_frame_needed_p): Update.
379 (add_to_reg): Update.
380 (bfin_expand_prologue): Update.
381 * stmt.c (expand_asm_operands): Update.
382 * reload1.c (reload): Update.
383 (init_elim_table): Update.
385 2008-04-25 Bob Wilson <bob.wilson@acm.org>
387 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
389 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
391 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
393 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
394 (mov<mode>): Removed.
395 (*movv4sf_internal): Likewise.
396 (*movv2df_internal): Likewise.
398 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
400 * config.gcc (crx-*-elf): Remove deprecation.
402 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
404 * config/i386/cygming-crtend.c (register_frame_ctor): Register
405 __gcc_deregister_frame with atexit.
406 (deregister_frame_dtor): Remove.
408 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
409 Nathan Sidwell <nathan@codesourcery.com>
411 * config/rs6000/rs6000.opt (mspe): Remove Var property.
413 * config/rs6000/rs6000.h (rs6000_spe): Declare.
414 (rs6000_isel): Likewise.
415 * config/rs6000/rs6000.c (rs6000_spe): New variable.
416 (rs6000_isel): New variable.
417 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
419 2008-04-24 Jakub Jelinek <jakub@redhat.com>
422 * c-common.c (handle_vector_size_attribute): Call
423 lang_hooks.types.reconstruct_complex_type instead of
424 reconstruct_complex_type.
425 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
426 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
427 * langhooks.h (struct lang_hooks_for_types): Add
428 reconstruct_complex_type hook.
429 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
430 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
432 2008-04-24 Richard Guenther <rguenther@suse.de>
434 * c-common.h (check_builtin_function_arguments): Declare.
435 * c-common.c (validate_nargs): New function.
436 (check_builtin_function_arguments): Likewise.
437 * c-typeck.c (build_function_call): Call
438 check_builtin_function_arguments.
439 * builtins.c (fold_builtin_classify): Remove error reporting code.
440 (fold_builtin_unordered_cmp): Likewise.
441 (fold_builtin_1): Likewise.
442 (fold_builtin_n): Likewise.
444 2008-04-24 Jakub Jelinek <jakub@redhat.com>
446 PR tree-optimization/36008
447 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
448 the original op1, rather than delta by step.
450 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
451 Sebastian Pop <sebastian.pop@amd.com>
453 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
454 eliminate_local_variables_stmt, eliminate_local_variables,
455 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
456 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
457 of code delimited by two edges in the CFG.
458 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
459 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
460 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
461 the case of parallelisation of reductions.
462 (expr_invariant_in_region_p): New.
464 * tree-flow.h (gather_blocks_in_sese_region): Declared.
465 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
467 2008-04-24 Ira Rosen <irar@il.ibm.com>
468 Richard Guenther <rguenther@suse.de>
470 PR tree-optimization/36034
471 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
472 incapable of dealing with loads with gaps.
474 2008-04-24 Rafael Espindola <espindola@google.com>
476 * tree-flow.h (vrp_evaluate_conditional): Change signature.
477 * tree-ssa-propagate.c (fold_predicate_in): Update call to
478 vrp_evaluate_conditional.
479 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
480 (vrp_evaluate_conditional): Split the cond argument.
481 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
482 (simplify_stmt_for_jump_threading): Update call to
483 vrp_evaluate_conditional.
485 2008-04-24 Ira Rosen <irar@il.ibm.com>
487 PR tree-optimization/35982
488 * tree-vect-analyze.c (vect_check_interleaving): Check that the
489 interleaved data-refs are of the same type.
491 2008-04-24 Danny Smith <dannysmith@users.net>
493 * c-format.c (check_format_info_main): Use strncmp rather than a
494 magic prefix to handle multichar length specs.
495 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
496 Don't prefix "I64" and "I32" with '\0'.
498 2008-04-24 Jakub Jelinek <jakub@redhat.com>
501 * config/i386/i386.c (init_cumulative_args): Don't pass anything
502 in registers for -m32 only if stdarg_p (fntype).
504 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
506 PR rtl-optimization/36006
507 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
508 temp to op0 in order to avoid invalid rtx sharing.
510 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
512 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
513 check TREE_INVARIANT.
514 * tree-gimple.c (is_gimple_address): New.
515 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
516 * tree-gimple.h (is_gimple_address): New.
517 * tree.h (decl_address_invariant_p): New.
518 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
519 (build_string): Likewise.
520 (decl_address_invariant_p): New, from is_gimple_invariant_address.
521 (tree_invariant_p_1): Likewise.
523 (tree_invariant_p): New.
524 (skip_simple_arithmetic): Use it.
525 (stabilize_reference_1): Use it.
526 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
528 (build1_stat): Drop code to compute TREE_INVARIANT.
529 (build2_stat): Drop code to compute TREE_INVARIANT.
530 (build3_stat): Drop code to compute TREE_INVARIANT.
531 (build4_stat): Drop code to compute TREE_INVARIANT.
532 (build5_stat): Drop code to compute TREE_INVARIANT.
533 (build7_stat): Drop code to compute TREE_INVARIANT.
534 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
535 * tree.h (struct tree_base): Remove invariant_flag.
536 (TREE_INVARIANT): Remove.
537 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
538 (fold_builtin_expect): Check TREE_CONSTANT.
539 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
540 * c-tree.h (c_expr_to_decl): Drop third parameter.
541 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
542 (build_c_cast): Don't set TREE_INVARIANT.
543 (pop_init_level): Don't set TREE_INVARIANT.
544 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
545 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
547 (gimplify_init_constructor): Don't set TREE_INVARIANT.
548 (gimplify_addr_expr): Adjust comment.
549 * tree-mudflap.c (mf_build_string):
550 * print-tree.c (print_node): Don't print TREE_INVARIANT.
551 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
552 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
553 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
554 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
555 * langhooks.h (struct lang_hooks): Drop third parameter from
558 2008-04-23 Richard Guenther <rguenther@suse.de>
560 PR tree-optimization/27799
561 PR tree-optimization/32921
562 PR tree-optimization/32624
563 * tree-ssa-structalias.c (merge_smts_into): Only merge the
564 SMTs aliases and the tag itself into the solution.
565 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
566 merge the points-to solution back into the SMT aliases.
567 (may_alias_p): Use alias_set_subset_of instead of
568 aliases_conflict_p. A pointer which points to
569 memory with alias set zero may access any variable.
571 2008-04-23 Richard Guenther <rguenther@suse.de>
573 * alias.c (alias_set_subset_of): Correctly handle asking
574 if zero is a subset of an alias set with zero child.
575 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
576 (compute_flow_insensitive_aliasing): Correctly walk all
577 pointers. Do not unnecessarily union sets.
579 2008-04-23 Richard Guenther <rguenther@suse.de>
582 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
584 2008-04-22 Tomas Bily <tbily@suse.cz>
586 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
588 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
590 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
591 * tree-ssa-structalias.c (get_constraint_for): Likewise.
592 * tree-inline.c (estimate_num_insns_1): Likewise.
593 * varasm.c (const_hash_1, compare_constant, copy_constant)
594 (compute_reloc_for_constant, output_addressed_constants): Likewise.
595 * emit-rtl.c (component_ref_for_mem_expr)
596 (set_mem_attributes_minus_bitpos): Likewise.
597 * expr.c (highest_pow2_factor, expand_expr_real_1, )
598 (is_aligning_offset): Likewise.
599 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
600 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
601 * dojump.c (do_jump): Likewise.
602 * builtins.c (get_pointer_alignment, get_memory_rtx)
603 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
604 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
606 2008-04-23 Jakub Jelinek <jakub@redhat.com>
608 PR rtl-optimization/36017
609 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
610 expanding the library call.
612 2008-04-22 Ian Lance Taylor <iant@google.com>
614 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
617 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
619 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
620 of LR/CTR moves for Power6.
622 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
625 * passes.c (init_optimization_passes): Remove
626 pass_fast_rtl_byte_dce.
628 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
631 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
632 builtin functions to generate faster code.
633 (_mm_cvtpu16_ps): Ditto.
634 (_mm_cvtpi32x2_ps): Ditto.
636 2008-04-22 Nick Clifton <nickc@redhat.com>
638 * common.opt (ftree-loop-distribution): Add Optimization
641 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
642 (frv_expand_builtin_va_start): Likewise.
644 * config/arm/arm.c (thumb_find_work_register): Fix location of
645 argument register count.
647 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
649 Support scheduling for ColdFire V1 and V3 microarchitecture.
650 Improve scheduling of multiplication instructions.
652 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
653 (mac): New instruction attribute.
654 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
655 (m68k_sched_mac): New variable.
656 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
657 Handle cfv1 and cfv3.
658 (max_insn_size): New static variable.
659 (struct _sched_ib): New type.
660 (sched_ib): New static variable.
661 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
662 to fields of 'struct _sched_ib sched_ib'. Update all uses.
663 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
665 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
666 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
667 new variables. Update.
668 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
669 Add modeling of cfv3 instruction buffer. Update.
670 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
671 * config/m68k/m68k.h (TUNE_CFV3): New macro.
672 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
673 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
674 a particular reservation applies to.
675 (type2): Reorganize attribute values. Rename alu to alu_reg,
676 alu_l to alu, move_l to omove. Join move to alu. Split mul
678 (cf_ib_*): Simplify description of instruction buffer.
679 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
680 (cf_mem): Split into cf_mem1 and cf_mem2.
681 (cf_v2_move_??): Rename to cfv12_alu_??.
682 (cf_v2_move_l_??): Rename to cfv12_omove_??.
683 (cf_v2_mul_??): Remove reservations.
684 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
685 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
686 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
688 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
689 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
690 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
691 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
692 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
693 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
694 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
695 expansions of the above reservations for instructions of sizes
698 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
700 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
702 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
704 * coverage.c: Include tree-pass.h.
705 (coverage_counter_alloc): Print da_file_name to the dump file.
707 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
709 * sbitmap.c (sbitmap_range_empty_p): New function.
710 * sbitmap.h (sbitmap_range_empty_p): New function.
711 * bitmap.h: Now includes obstack.h.
713 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
714 Kenneth Zadeck <zadeck@naturalbridge.com>
716 * dbgcnt.def (ra_byte_scan): Added.
717 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
718 when the last hit happens for a counter.
719 * timevar.def (TV_DF_BYTE_LR): New variable.
720 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
721 * passes.c (pass_fast_rtl_byte_dce): New pass.
722 * fwprop.c (update_df): Added mode to call df_ref_create.
723 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
724 DF_REF_EXTRACT_OFFSET.
725 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
726 DF_BYTE_LR_OUT, df_byte_lr): New macro.
728 (df_ref_extract): Added mode field.
729 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
730 DF_REF_EXTRACT_OFFSET.
731 (DF_REF_EXTRACT_MODE): New macro.
732 (df_byte_lr_bb_info): New structure.
733 (df_print_byte_regset, df_compute_accessed_bytes,
734 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
735 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
736 df_byte_lr_simulate_uses,
737 df_byte_lr_simulate_artificial_refs_at_top,
738 df_byte_lr_simulate_artificial_refs_at_end,
739 df_compute_accessed_bytes): New function.
740 (df_ref_create): Add parameter.
741 (df_byte_lr_get_bb_info): New inline function.
742 * df-scan.c (df_ref_record, df_uses_record,
743 df_ref_create_structure): Added mode parameter.
744 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
745 df_defs_record, df_uses_record, df_get_conditional_uses,
746 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
747 df_entry_block_defs_collect, df_exit_block_uses_collect):
748 Added mode parameter to calls to df_ref_record, df_uses_record,
749 df_ref_create_structure.
750 (df_ref_equal_p, df_ref_compare): Added test for modes.
751 (df_ref_create_structure): Added code to set mode. Renamed
752 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
753 DF_REF_EXTRACT_OFFSET.
754 * df-core.c (df_print_byte_regset): New function.
755 * df-byte-scan.c: New file.
756 * df-problems.c (df_rd_transfer_function): Removed unnecessary
757 calls to BITMAP_FREE.
758 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
759 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
760 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
761 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
762 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
763 df_byte_lr_local_compute, df_byte_lr_init,
764 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
765 df_byte_lr_transfer_function, df_byte_lr_free,
766 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
767 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
768 df_byte_lr_simulate_uses,
769 df_byte_lr_simulate_artificial_refs_at_top,
770 df_byte_lr_simulate_artificial_refs_at_end): New function.
771 * dce.c (byte_dce_process_block): New function.
772 (dce_process_block): au is now passed in rather than computed
773 locally. Changed loops that look at artificial defs to not look
774 for conditional or partial ones, because there never are any.
775 (fast_dce): Now is able to drive byte_dce_process_block or
776 dce_process_block depending on the kind of dce being done.
777 (rest_of_handle_fast_dce): Add parameter to fast_dce.
778 (rest_of_handle_fast_byte_dce): New function.
779 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
780 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
782 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
785 * gcc.h: Added fortran options that take arguments to
786 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
789 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
791 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
792 scalarization if on the LHS and not a full access.
794 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
796 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
798 2008-04-18 Rafael Espindola <espindola@google.com>
800 * tree-vrp.c (find_case_label_index): Fix the binary search.
801 (find_case_label_range): New.
802 (vrp_visit_switch_stmt): Use find_case_label_range.
803 (simplify_switch_using_ranges): Use find_case_label_range.
805 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
807 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
808 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
810 2008-04-18 Tom Tromey <tromey@redhat.com>
813 * doc/cpp.texi (Implementation-defined behavior): Mention
816 2008-04-18 Ian Lance Taylor <iant@google.com>
818 * fold-const.c (pointer_may_wrap_p): New static function.
819 (fold_comparison): Add another test for pointer overflow. Use
820 pointer_may_wrap_p to disable some false positives.
822 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
824 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
825 (fname_as_string): Match updated cpp_interpret_string prototype.
826 (fix_string_type): Support char16_t* and char32_t*.
827 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
828 derivative) nodes. Register as builtin if C++0x.
829 (c_parse_error): Support CPP_CHAR{16,32}.
830 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
831 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
832 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
833 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
834 CTI_CHAR32_ARRAY_TYPE>: New elements.
835 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
836 char32_type_node, signed_char32_type_node, char16_array_type_node,
837 char32_array_type_node): New defines.
838 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
839 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
840 (lex_string): Support CPP_STRING{16,32}, match updated
841 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
842 (lex_charconst): Support CPP_CHAR{16,32}.
843 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
844 and CPP_STRING{16,32}.
846 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
849 * aclocal.m4: Regenerate.
850 * configure: Regenerate.
852 2008-04-18 Jan Hubicka <jh@suse.cz>
854 * except.c (dw2_size_of_call_site_table,
855 sjlj_size_of_call_site_table): Use vector API for call_site_record.
857 * cgraphbuild.c (build_cgraph_edges): Update.
858 * tree-pass.h: Update comment.
859 * final.c (leaf_function_p): Update.
860 (leaf_renumber_regs): Update.
861 (rest_of_clean_state): Update.
862 * omp-low.c (expand_omp_parallel): Update.
863 * ipa-reference.c (analyze_function): Update.
864 * reorg.c (find_end_label): Update.
865 (optimize_skip): Update.
866 (fill_simple_delay_slots): Update.
867 (fill_simple_delay_slots): Update.
868 (make_return_insns): Update.
869 (dbr_schedule): Update.
870 * gimple-low.c (record_vars_into): Update.
871 * cfgbuild.c (make_edges): Update.
872 * function.c (assign_stack_local): Update.
873 (assign_parm_adjust_stack_rtl): Update.
874 (locate_and_pad_parm): Update.
875 (allocate_struct_function): Do not initialize stack_alignment_needed
876 and preferred_stack_boundary here.
877 (stack_protect_prologue): Update.
878 (stack_protect_epilogue): Update.
879 (expand_function_start): Initialize stack_alignment_needed,
880 preferred_stack_boundary and max_jumptable_ents.
881 (expand_function_end): Update.
882 (free_after_compilation): Do not NULLify epilogue_delay_list.
883 * function.h (struct rtl_data): Add stack_protect_guard,
884 stack_alignment_needed,
885 preferred_stack_boundary, epilogue_delay_list.
886 (struct function): Remove value_histograms, stack_alignment_needed,
887 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
889 unexpanded_var_list, stack_protect_guard.
890 (current_function_epilogue_delay_list): Remove.
891 * ipa-type-escape.c (analyze_function): Update.
892 * gimplify.c (pop_gimplify_context): Update comment.
893 * calls.c (expand_call): Update.
894 (emit_library_call_value_1): Update.
895 * except.c (set_nothrow_function_flags): Update.
896 * cfgexpand.c (get_decl_align_unit): Update.
897 (create_stack_guard): Update.
898 (estimated_stack_frame_size): Update.
899 (expand_used_vars): Update.
900 (tree_expand_cfg): Free histogram earliers, init expansion variables.
901 * explow.c (allocate_dynamic_stack_space): Update.
902 * tree-ssa-live.c (remove_unused_locals): Update.
903 * varasm.c (mark_constant_pool): Update.
904 * tree-inline.c (remap_decls): Update.
905 (initialize_cfun): Update.
906 (declare_return_variable): Update.
907 (inline_forbidden_p): Update.
908 (expand_call_inline): Update.
909 (declare_inline_vars): Update.
910 (tree_function_versioning): Update.
911 * tree-flow.h (value_histograms): New.
912 (VALUE_HISTOGRAMS): New macro.
913 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
915 * tree-cfg.c (set_bb_for_stmt): Update.
916 (replace_by_duplicate_decl): Update.
917 (move_block_to_fn): Update.
918 (new_label_mapper): Update.
919 (dump_function_to_file): Update.
920 * ipa-struct-reorg.c (build_data_structure): Update.
921 * cfgrtl.c (print_rtl_with_bb): Update.
922 * reload1.c (reload): Update.
924 * config/i386/i386.c (setup_incoming_varargs_64,
925 ix86_compute_frame_layout): Update.
926 * config/arc/arc.c (arc_output_function_epilogue): Update.
928 2008-04-18 Marius Strobl <marius@FreeBSD.org>
930 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
932 * gthr-posix95.h: Likewise.
934 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
936 PR rtl-optimization/35838
937 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
938 out the byte offset of the first subreg.
940 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
942 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
943 to split_ti instead of three separate calls with single member arrays.
944 (subti3 splitter): Ditto.
945 (adddi3 splitter): Ditto with split_di.
946 (subdi3 splitter): Ditto.
947 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
948 two separate calls with single member arrays. Swap match_dup
949 operands 1 and 2 to better fit into the array.
950 (negdi2 splitter): Ditto with split_di.
951 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
952 two separate calls with single member arrays. Swap match_dup operands
953 6 and 7 to better fit into the array.
955 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
957 * config/i386/i386.c (sse_builtin_type): New.
958 (bdesc_sse_args): Likewise.
959 (bdesc_sse_3arg): Removed.
960 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
961 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
962 IX86_BUILTIN_ROUNDPS.
963 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
964 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
965 IX86_BUILTIN_ROUNDPS.
966 (ix86_expand_sse_4_operands_builtin): Removed.
967 (ix86_expand_sse_operands_builtin): New.
968 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
969 and CODE_FOR_sse4_1_roundps.
970 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
971 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
973 2008-04-17 Alan Modra <amodra@bigpond.net.au>
976 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
977 regs before frame pop when needed. If use_backchain_to_restore_sp
978 then load backchain into a temp reg to restore vr and vrsave. Add
979 code to restore vr after frame pop if possible.
981 2008-04-17 Richard Guenther <rguenther@suse.de>
983 * tree-vn.c (expressions_equal_p): Do not check type
984 equality or compatibility before calling operand_equal_p.
985 * fold-const.c (operand_equal_p): Check equivalence of
986 integer constants before bailing out due to signedness or
987 precision differences.
988 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
989 spurious differences in type qualification. Ignore types
990 for COMPONENT_REFs at all.
992 2008-04-17 Christian Bruel <christian.bruel@st.com>
994 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
997 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1000 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1003 PR tree-optimization/35899
1004 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1005 rather than TREE_OPERAND.
1007 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1010 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1011 temporary registers. Change operand predicate to general_operand.
1012 (remainderxf3): Ditto.
1014 2008-04-16 Richard Guenther <rguenther@suse.de>
1016 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1017 * tree-affine.c (aff_combination_expand): Look through some
1020 2008-04-15 Doug Kwan <dougkwan@google.com>
1022 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1024 * tree-pretty-print.c (dump_generic_node): Ditto.
1025 * final.c (output_addr_const): Ditto.
1026 * dwarf2out.c (output_cfi): Ditto.
1027 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1028 * print-rtl.c (print_rtx): Ditto.
1029 * print-tree.c (print_node_brief, print_node): Ditto.
1030 * c-common.c (match_case_to_enum_1): Ditto.
1031 * sched-vis.c (print_value): Ditto.
1032 * config/i386/i386.c (print_operand): Cast to long unsigned int
1035 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1036 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1037 MS Windows VirtualProtect function.
1039 2008-04-15 Jan Hubicka <jh@suse.cz>
1041 * gengtype.c (write_root): Param_is argument is OK.
1042 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1043 * function.h: Include varray.h
1044 (rtl_eh): New stucture based on except.c one.
1045 (call_site_record): New forward declaration and vector type.
1046 * calls.c (emit_call_1): Do not call
1047 note_current_region_may_contain_throw.
1048 * except.c (eh_status): Remove cur_region, try_region since they are
1050 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1051 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1052 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1053 Remove call_site_data_used, call_site_data_size.
1054 Turn call_site_record into vector in function.h.
1055 (note_current_region_may_contain_throw): Remove.
1056 (get_exception_pointer, get_exception_filter): Do not take struct
1057 function argument; update.
1058 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1059 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1060 build_post_landing_pads, dw2_build_landing_pads,
1061 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1062 sjlj_emit_function_enter, sjlj_emit_function_enter,
1063 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1064 sjlj_build_landing_pads, finish_eh_generation,
1065 remove_exception_handler_label, remove_eh_handler,
1066 maybe_remove_eh_handler, add_reachable_handler,
1067 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1068 add_action_record, collect_one_action_chain, add_call_site,
1069 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1070 sjlj_output_call_site_table, output_function_exception_table,
1071 * except.h (note_current_region_may_contain_throw): Remove
1072 (get_exception_pointer, get_exception_filter): Do not take struct
1074 * Makefile.in (GTFILES): Put varargs before struct function.
1076 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1078 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1079 punt for STRING_CST.
1080 (get_constraint_for): Deal with STRING_CST here instead.
1082 2008-04-15 Richard Guenther <rguenther@suse.de>
1084 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1085 statements in a basic-block with a backward walk. Do not
1086 substitute into dead statements but instead remove those.
1088 2008-04-15 Richard Guenther <rguenther@suse.de>
1090 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1091 to zero, thus disable creation of SFTs.
1093 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1095 * tree-predcom.c (suitable_reference_p): Return false if the
1096 reference can throw.
1098 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1101 * c-decl.c (finish_decl): If extern or static var has variable
1102 size, set TREE_TYPE (decl) to error_mark_node.
1104 2008-04-15 Rafael Espindola <espindola@google.com>
1106 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1109 2008-04-15 Richard Guenther <rguenther@suse.de>
1111 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1112 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1113 (visit_reference_op_load): Do walk vuse-vdef chains on
1114 vn_reference_lookup.
1115 (visit_reference_op_store): But do not here.
1116 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1117 vn_reference_lookup.
1118 (vn_lookup_with_vuses): But do so here.
1120 2008-04-14 Ian Lance Taylor <iant@google.com>
1122 * fold-const.c (fold_overflow_warning): Remove assertion.
1124 2008-04-15 Ben Elliston <bje@au.ibm.com>
1126 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1127 temp1 local variables.
1129 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1132 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1133 ".text.unlikely" section as executable.
1135 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1137 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1138 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1139 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1140 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1141 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1142 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1143 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1145 2008-04-14 Ian Lance Taylor <iant@google.com>
1147 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1148 * fold-const.c (fold_comparison): If appropriate, test
1149 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1150 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1151 reassociating a pointer type.
1152 * doc/invoke.texi (Optimize Options): Document that
1153 -fstrict-overflow applies to pointer wraparound.
1155 2008-04-13 Jan Hubicka <jh@suse.cz>
1157 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1159 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1161 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1162 we are going to "save the world".
1164 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1166 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1167 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1168 operand 0 constraint, not "=".
1170 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1172 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1174 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1176 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1177 of size of positions_needed * CHAR_BIT.
1179 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1182 * dse.c (store_info): Change positions_needed to unsigned
1184 (lowpart_bitmask): New.
1185 (record_store): Cast to unsigned HOST_WIDE_INT for
1186 positions_needed. Assert width <= size of positions_needed *
1187 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1188 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1189 lowpart_bitmask to set mask.
1191 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1193 * config/bfin/constraints.md: New file.
1194 * config/bfin/bfin.md: Include it.
1195 (adddi3): Use satisfies_constraint functions instead of the old macros.
1196 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1197 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1198 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1199 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1200 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1201 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1202 EXTRA_CONSTRAINT): Delete.
1203 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1204 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1206 * config/bfin/bfin.c: Include "tm-constrs.h".
1207 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1208 Use satisfies_constraint functions instead of the old macros.
1209 * doc/md.texi (Blackfin Constraints): Update file name reference.
1211 2008-04-11 Richard Guenther <rguenther@suse.de>
1213 PR tree-optimization/35869
1214 * tree-vrp.c (execute_vrp): Move switch statement update after
1215 jump threading. Schedule another cfg cleanup run.
1217 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1220 * attribs.c (decl_attributes): Return early on errorneous node.
1222 2008-04-10 Oleg Ryjkov <olegr@google.com>
1224 * tree.h (struct tree_base): Added a new flag default_def_flag.
1225 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1227 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1229 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1231 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1234 * pa.md: Define mode iterator P. Define mode attribute dwc.
1235 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1236 (icacheflush): Likewise.
1237 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1238 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1240 2008-04-11 Ben Elliston <bje@au.ibm.com>
1242 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1244 2008-04-10 Rafael Espindola <espindola@google.com>
1246 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1247 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1248 (extract_range_from_expr): The same.
1250 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1252 * config/mips/mips.md (GPR2): New mode iterator.
1254 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1255 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1256 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1257 Rewrite these to take two modes, the mode of comparison and the
1258 mode of the destination.
1259 * config/mips/mips.c (mips_expand_scc): Instead of having
1260 paradoxical subreg as destination, expand "narrowing" scc if mode
1261 of comparison is SI and target is requested in DI mode.
1262 (mips_emit_int_order_test): Update comment. Make mode of
1263 comparison match CMP0 rather than TARGET. When creating inverse
1264 target use mode of TARGET.
1266 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1268 * gcov-dump.c (tag_summary): Only print summaries for the first
1269 GCOV_COUNTERS_SUMMABLE counters.
1271 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1273 * config/i386/i386.md (absneg): New code iterator.
1274 (absnegprefix): New code attribute.
1275 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1276 patterns using absneg code iterator.
1277 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1278 using absneg code iterator.
1279 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1280 *neg<mode>2 patterns using absneg code iterator.
1281 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1282 *negextendsfdf2 patterns using absneg code iterator.
1283 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1284 *negextendsfxf2 patterns using absneg code iterator.
1285 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1286 *negextendsfdf2 patterns using absneg code iterator.
1287 * config/i386/sse.md (<code><mode>2): Macroize expander from
1288 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1290 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1292 * config/s390/s390.h: Remove the remains of the recent search
1293 & replace action of current_function_outgoing_args_size.
1295 2008-04-10 Ira Rosen <irar@il.ibm.com>
1297 PR tree-optimization/35821
1298 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1299 NEW_STMT_LIST is not NULL.
1301 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1304 * toplev.c (process_options): Remove -ffunction-sections debugging
1307 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1309 PR middle-end/PR28690
1310 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1311 than gen_rtx_fmt_ee to perform more canonicalizations.
1313 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1316 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1318 2008-04-09 Richard Guenther <rguenther@suse.de>
1320 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1321 (dump_function_to_file): Dump function arguments with types.
1323 2008-04-08 Richard Guenther <rguenther@suse.de>
1325 * fold-const.c (fold_widened_comparison): Do not allow
1326 sign-changes that change the result.
1328 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1331 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1332 kinds of indirect references.
1334 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1336 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1337 GNU Fortran language string.
1339 2008-04-08 Rafael Espindola <espindola@google.com>
1341 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1342 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1343 * tree.h (tree_call_nonnegative_warnv_p): New.
1345 2008-04-08 Jan Hubicka <jh@suse.cz>
1347 * function.c (free_after_compilation): Clear out regno_reg_rtx
1350 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1353 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1355 PR middle-end/PR28690
1356 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1357 same precedence as REG_POINTER and MEM_POINTER operands.
1359 2008-04-08 Richard Guenther <rguenther@suse.de>
1362 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1363 for adding index to base.
1365 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1367 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1368 (MINGW_ENABLE_EXECUTE_STACK): New.
1369 (IN_LIBGCC2): For libgcc include windows.h file for
1370 function declarations.
1372 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1374 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1375 and tem2 if tem1 is not a REG or MULT.
1377 2008-04-08 Jan Hubicka <jh@suse.cz>
1379 * function.h (incomming_args): Break out of struct function.
1380 (function_subsections): Break out of struct function.
1381 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1382 return_rtx and hard_reg_initial_vals from struct function.
1383 Kill inl_max_label_num.
1384 (current_function_pops_args, current_function_args_info,
1385 current_function_args_size, current_function_args_size,
1386 current_function_pretend_args_size,
1387 current_function_outgoing_args_size,
1388 current_function_internal_arg_pointer, current_function_return_rtx):
1389 Kill compatibility accestor macros.
1390 * builtins.c (expand_builtin_apply_args_1): Update.
1391 (expand_builtin_next_arg): Update.
1392 * df-scan.c (df_get_call_refs): Update.
1393 * dbxout.c (dbxout_function_end): Update.
1394 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1395 (output_line_info): Update.
1396 (secname_for_decl): Update.
1397 (dwarf2out_var_location): Update.
1398 * function.c (free_after_compilation): Update.
1399 (assign_parm_find_stack_rtl): Update.
1400 (assign_parms): Update.
1401 (expand_dummy_function_end): Update.
1402 (expand_function_end): Update.
1403 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1404 (expand_call): Update.
1405 (emit_library_call_value_1): Update.
1406 (store_one_arg): Update.
1407 * varasm.c (initialize_cold_section_name): Update.
1408 (unlikely_text_section): Update.
1409 (unlikely_text_section_p): Update.
1410 (assemble_start_function): Update.
1411 (assemble_end_function): Update.
1412 (default_section_type_flags): Update.
1413 (switch_to_section): Update.
1414 * integrate.c (set_decl_abstract_flags): Update.
1415 (get_hard_reg_initial_val): Update.
1416 (has_hard_reg_initial_val): Update.
1417 (allocate_initial_values): Update.
1418 * resource.c (init_resource_info): Update.
1419 * config/alpha/alpha.c (NUM_ARGS): Update.
1420 (direct_return): Update.
1421 (alpha_va_start): Update.
1422 (alpha_sa_size): Update.
1423 (alpha_initial_elimination_offset): Update.
1424 (alpha_expand_prologue): Update.
1425 (alpha_start_function): Update.
1426 (alpha_expand_epilogue): Update.
1427 (unicosmk_initial_elimination_offset):
1428 * config/alpha/alpha.md (call expander): Update.
1429 * config/s390/s390.c (s390_register_info): Update.
1430 (s390_register_info): Update.
1431 (s390_frame_info): Update.
1432 (s390_initial_elimination_offset): Update.
1433 (s390_build_builtin_va_list): Update.
1434 (s390_va_start): Update.
1435 * config/spu/spu.c (direct_return): Update.
1436 (spu_expand_prologue): Update.
1437 (spu_initial_elimination_offset): Update.
1438 (spu_build_builtin_va_list): Update.
1439 (spu_va_start): Update.
1440 * config/sparc/sparc.c (sparc_init_modes): Update.
1441 (sparc_compute_frame_size): Update.
1442 (function_value): Update.
1443 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1444 * config/i386/i386.md (return expander): Update.
1445 * config/i386/i386.c (ix86_va_start): Update.
1446 (ix86_can_use_return_insn_p): Update.
1447 (ix86_compute_frame_layout): Update.
1448 (ix86_expand_epilogue): Update.
1449 * config/sh/sh.c (output_stack_adjust): Update.
1450 (calc_live_regs): Update.
1451 (sh_expand_prologue): Update.
1452 (sh_builtin_saveregs): Update.
1453 (sh_va_start): Update.
1454 (initial_elimination_offset): Update.
1455 (sh_allocate_initial_value): Update.
1456 (sh_function_ok_for_sibcall): Update.
1457 (sh_get_pr_initial_val): Update.
1458 * config/sh/sh.md (return expander): Update.
1459 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1460 * config/crx/crx.c (crx_compute_frame): UPdate.
1461 (crx_initial_elimination_offset): UPdate.
1462 * config/xtensa/xtensa.c (compute_frame_size): Update
1463 (xtensa_builtin_saveregs): Update.
1464 (xtensa_va_start): Update.
1465 (order_regs_for_local_alloc): Update.
1466 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1467 (xstormy16_expand_builtin_va_start): Update.
1468 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1469 * config/m68hc11/m68hc11.md (return expanders): Update.
1470 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1471 (expand_epilogue): Update.
1472 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1473 (cris_simple_epilogue): Update.
1474 (cris_expand_prologue): Update.
1475 (cris_expand_epilogue): Update.
1476 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1477 (compute_frame_size): Update.
1478 * config/mt/mt.c (mt_compute_frame_size): Update.
1479 * config/mn10300/mn10300.c (expand_prologue): Update.
1480 (expand_epilogue): Update.
1481 (initial_offset): Update.
1482 (mn10300_builtin_saveregs):
1483 * config/mn10300/mn10300.md (return expander): Update.
1484 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1485 (ia64_initial_elimination_offset): Update.
1486 (ia64_initial_elimination_offset): Update.
1487 (ia64_expand_prologue): Update.
1488 * config/m68k/m68k.md (return expander): Update.
1489 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1490 (rs6000_stack_info): Update.
1491 * config/mcore/mcore.c (layout_mcore_frame): Update.
1492 (mcore_expand_prolog): Update.
1493 * config/arc/arc.c (arc_compute_frame_size): Update.
1494 * config/score/score3.c (score3_compute_frame_size): Update.
1495 * config/score/score7.c (score7_compute_frame_size): Update.
1496 * config/arm/arm.c (use_return_insn): Update.
1497 (thumb_find_work_register): Update.
1498 (arm_compute_save_reg_mask): Update.
1499 (arm_output_function_prologue): Update.
1500 (arm_output_epilogue): Update.
1501 (arm_size_return_regs): Update.
1502 (arm_get_frame_offsets): Update.
1503 (arm_expand_prologue): Update.
1504 (thumb_exit): Update.
1505 (thumb_unexpanded_epilogue): Update.
1506 (thumb1_output_function_prologue): Update.
1507 * config/pa/pa.md (return expander): Update.
1508 * config/pa/pa.c (compute_frame_size): Update.
1509 (hppa_builtin_saveregs): Update.
1510 * config/mips/mips.c (mips_va_start): Update.
1511 (mips16_build_function_stub): Update.
1512 (mips_compute_frame_info): Update.
1513 (mips_restore_gp): Update.
1514 (mips_output_function_prologue): Update.
1515 (mips_expand_prologue): Update.
1516 * config/v850/v850.c (compute_frame_size): Update.
1517 (expand_prologue): * config/mmix/mmix.c (along): update.
1518 (mmix_initial_elimination_offset): update.
1519 (mmix_reorg): update.
1520 (mmix_use_simple_return): update.
1521 (mmix_expand_prologue): update.
1522 (mmix_expand_epilogue): Update.
1523 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1524 (emit_link_insn): Update.
1526 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1528 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1529 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1531 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1534 2008-04-07 Jan Hubicka <jh@suse.cz>
1536 * function.h (rtl): Rename to x_rtl.
1538 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1539 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1540 used_temp_slots avail_temp_slots, temp_slot_level,
1541 nonlocal_goto_handler_labels): Update accesstors.
1542 (rtl): New global variable.
1543 (struct function): Move some fileds to rtl_data.
1544 (get_arg_pointer_save_area): Update prototype.
1545 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1546 get_arg_pointer_save_area.
1547 * expr.c (init_expr): Update
1548 * function.c (get_frame_size): Update
1549 (assign_stack_local): Update
1550 (expand_function_end): Update.
1551 (get_art_pointer_save_area): Update
1553 * emit-rtl.c (rtl): Declare.
1554 (regno_reg_rtx): Declare.
1555 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1557 (gen_reg_rtx): Update.
1558 * varasm.c (n_deferred_constatns): Update accestor.
1559 (init_varasm_status): Do not allocate varasm_status.
1560 (force_const_mem, get_pool_size, output_constant_pool): Update.
1561 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1562 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1563 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1564 * sparc/sparc.h (INIT_EXPANDERS): Update.
1565 * ia64/ia64.h (INIT_EXPANDERS): Update.
1567 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1569 * reload.c (push_secondary_reload): Add missing break to for loop.
1571 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1573 PR middle-end/PR28690
1574 * rtlanal.c: Update copyright years.
1575 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1576 as REG_POINTER and MEM_POINTER operands.
1577 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1578 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1579 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1580 * gcse.c: Update copyright years.
1581 (pre_delete): Call gen_reg_rtx_and_attrs.
1582 (hoist_code): Likewise.
1583 (build_store_vectors): Likewise.
1584 (delete_store): Likewise.
1585 * loop-invariant.c (move_invariant_reg): Likewise.
1586 Update copyright years.
1588 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1590 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1591 control string instead of quoted.
1593 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1595 * doc/rtl.texi: Rewrite of subreg section.
1597 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1600 * config/i386/i386.c (legitimize_pic_address): Add treating
1601 of dllimport SYM_REF's.
1602 (legitimize_dllimport_symbol): Add prototype.
1604 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1606 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1607 reference in constructor with non self-referential type.
1609 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1611 Removal of Return with Depressed Stack Pointer support
1612 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1613 (ECF_SP_DEPRESSED): Likewise.
1614 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1615 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1616 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1617 (expand_call): Do not test ECF_SP_DEPRESSED.
1618 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1619 * function.c (keep_stack_depressed): Delete.
1620 (handle_epilogue_set): Likewise.
1621 (update_epilogue_consts): Likewise.
1622 (emit_equiv_load): Likewise.
1623 (thread_prologue_and_epilogue_insns): Remove support for Return with
1624 Depressed Stack Pointer.
1625 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1627 2008-04-06 Richard Guenther <rguenther@suse.de>
1629 PR tree-optimization/35400
1630 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1631 information from SSA_NAMEs.
1633 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1635 * config/avr/avr.h (avr_mega_p): Remove declaration.
1636 (AVR_MEGA): Remove macro.
1637 * config/avr/avr.c (avr_mega_p): Remove variable.
1638 (avr_override_options): Remove inicializion of avr_mega_p.
1639 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1640 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1641 (avr_jump_mode): (Ditto.).
1642 (avr_output_progmem_section_asm_op): (Ditto.).
1643 (avr_asm_init_sections): (Ditto.).
1644 (avr_asm_init_sections): (Ditto.).
1645 (avr_rtx_costs): (Ditto.).
1646 * config/avr/avr.md: (Ditto.).
1647 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1650 2008-04-06 Richard Guenther <rguenther@suse.de>
1652 PR tree-optimization/35842
1653 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1654 is_gimple_invariant_address.
1656 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1658 * gcc.c (default_compilers): Sync Fortran extensions list with
1659 that in fortran/lang-specs.h.
1660 * doc/invoke.texi: Likewise.
1661 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1662 * dwarf2out.c (gen_compile_unit_die): Likewise.
1664 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1666 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1668 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1671 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1672 attribute is used for nested functions.
1674 2008-04-05 Jan Hubicka <jh@suse.cz>
1676 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1678 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1680 (dump_files): Update.
1681 (enable_rtl_dump_file): Do not accept letter argument.
1682 * tree-pass.h (dump_file_info): Remove letter argument.
1683 * toplev.c (decode_d_option): Update -da handling.
1684 * toplev.h (enable_rtl_dump_file): Update prototype.
1685 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1686 it out based on pass type.
1687 (register_dump_files_1): Likewise.
1688 (init_optimization_passes): Update register_one_dump_file calls.
1689 (execute_one_pass): Sanity check that IPA passes are called at IPA
1690 level and RTL passes at RTL level.
1691 (execute_pass_list): IPA pass can not be after or subpass of
1693 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1694 disallov RTL subpasses of IPA subpasses.
1696 2008-04-05 Ben Elliston <bje@au.ibm.com>
1698 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1699 builtins that return exactly once and do not throw. Cache call to
1702 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1704 PR rtl-optimization/34916
1706 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1707 between instruction pairs.
1709 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1711 * doc/invoke.texi: Document -mbitops for SH.
1712 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1713 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1714 * config/sh/sh.c (print_operand): Add %t operand code.
1715 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1716 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1717 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1718 (extendqihi2): Likewise.
1719 (movqi_i): Likewise.
1720 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1721 (extv): Use bld instruction for SH2A if possible.
1723 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1724 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1725 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1726 (bset.b, bclr.b): Define peepholes.
1727 * config/sh/sh.opt (mbitops): New option.
1729 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1732 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1733 and view convert expression.
1735 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1738 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1740 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1742 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1744 * config/i386/cpuid.h (bit_AES): New.
1745 (bit_PCLMUL): Likewise.
1747 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1748 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1749 SSE2 if AES or PCLMUL is enabled.
1750 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1751 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1752 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1753 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1754 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1755 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1756 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1757 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1758 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1759 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1760 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1761 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1762 __builtin_ia32_aeskeygenassist128 and
1763 __builtin_ia32_pclmulqdq128.
1764 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1765 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1766 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1768 * config/i386/i386.h (TARGET_AES): New.
1769 (TARGET_PCLMUL): Likewise.
1770 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1772 * config/i386/i386.md (UNSPEC_AESENC): New.
1773 (UNSPEC_AESENCLAST): Likewise.
1774 (UNSPEC_AESDEC): Likewise.
1775 (UNSPEC_AESDECLAST): Likewise.
1776 (UNSPEC_AESIMC): Likewise.
1777 (UNSPEC_AESKEYGENASSIST): Likewise.
1778 (UNSPEC_PCLMUL): Likewise.
1780 * config/i386/i386.opt (maes): New.
1781 (mpclmul): Likewise.
1783 * config/i386/sse.md (aesenc): New pattern.
1784 (aesenclast): Likewise.
1786 (aesdeclast): Likewise.
1788 (aeskeygenassist): Likewise.
1789 (pclmulqdq): Likewise.
1791 * config/i386/wmmintrin.h: New.
1793 * doc/extend.texi: Document AES and PCLMUL built-in function.
1795 * doc/invoke.texi: Document -maes and -mpclmul.
1797 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1799 * function.c (free_after_parsing): Replace with
1800 cxx_push_function_context from C++ front-end.
1801 (allocate_struct_function): Don't call langhook.
1802 * langhooks.h (struct lang_hooks_for_functions): Delete.
1803 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1805 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1806 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1807 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1808 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1809 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1810 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1811 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1813 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1814 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1816 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1819 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1822 2008-04-04 Richard Guenther <rguenther@suse.de>
1825 * fold-const.c (optimize_minmax_comparison): Use the correct
1826 type for the constant in the simplified comparison.
1828 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1830 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1831 Pass L2 size as "--param l2-cache-size" to the compiler.
1832 (decode_l2_cache): New function to decode L2 cache parameters using
1833 0x8000006 extended cpuid function.
1834 (detect_caches_amd): Determine parameters of L2 cache using
1835 decode_l2_caches function.
1836 (decode_caches_intel): Decode L2 cache parameters.
1837 (detect_caches_intel): Determine L2 cache parameters using
1838 decode_caches_intel and decode_l2_caches functions.
1840 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1842 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1843 secondary input reload for subword loads from the constant pool.
1845 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1848 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1849 constants of the appropriate size for runtime calculations.
1852 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1853 decimal-float literal constant zero.
1855 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1858 * c-parser.c (c_parser_omp_atomic): Call
1859 default_function_array_conversion on the RHS.
1862 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1863 call is_variable_sized if decl has incomplete type.
1865 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1867 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1869 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1871 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1873 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1874 (sgt<u>): Merge sgt and sgtu into new expander.
1875 (sgt, sgtu): Remove expanders.
1876 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1877 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1878 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1879 *sgtu_<mode>_mips16 into new pattern.
1880 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1881 (sge<u>): Merge sge and sgeu into new expander.
1882 (sge, sgeu): Remove expanders.
1883 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1885 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1886 (slt<u>): Merge slt and sltu into new expander.
1887 (slt, sltu): Remove expanders.
1888 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1889 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1890 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1891 *sltu_<mode>_mips16 into new pattern.
1892 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1893 (sle<u>): Merge sle and sleu into new expander.
1894 (sle, sleu): Remove expanders.
1895 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1896 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1897 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1898 *sleu_<mode>_mips16 into new pattern.
1899 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1901 2008-04-03 Jan Hubicka <jh@suse.cz>
1903 PR tree-optimization/35795
1904 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1905 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1906 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1907 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1908 * score/score3.c (score3_output_mi_thunk): Likewise.
1909 * score/score7.c (score7_output_mi_thunk): Likewise.
1910 * mips/mips.c (mips_output_mi_thunk): Likewise.
1912 2008-04-03 Richard Guenther <rguenther@suse.de>
1914 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1915 conversions. Simplify code.
1917 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1919 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1921 2008-04-03 Tom Tromey <tromey@redhat.com>
1922 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1924 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1925 * config/bfin/t-bfin-linux (generated_files): Add
1926 linux-sysroot-suffix.h.
1927 * doc/install.texi (Prerequisites): Require make 3.80.
1928 * doc/sourcebuild.texi (Front End Directory): Document new
1930 * Makefile.in (generated_files): New variable.
1931 (ALL_HOST_OBJS): New variable.
1932 ($(ALL_HOST_OBJS)): New target.
1934 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1936 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1937 (remap_block): Call id->transform_lang_insert_block instead
1939 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1940 Set id.transform_lang_insert_block to NULL.
1941 (clone_body): Move to cp/optimize.c
1942 * tree-inline.h (struct copy_body_data): Change
1943 transform_lang_insert_block to function pointer.
1944 (copy_generic_body, copy_decl_no_change): Export.
1945 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1946 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1947 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1949 * c-tree.h (insert_block): Kill.
1950 * c-decl.c (insert_block): Kill.
1952 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1954 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1955 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1956 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1958 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1959 argument, call {push,pop}_function_context from here.
1960 * c-parser.c: Use c_{push,pop}_function_context.
1962 * function.c (push_function_context_to): Move meat ...
1963 (push_function_context): ... here. Simplify.
1964 * function.c (pop_function_context_from): Move meat ...
1965 (pop_function_context): ... here. Simplify.
1966 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1968 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1969 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1970 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1971 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1973 2008-04-03 Ben Elliston <bje@au.ibm.com>
1975 * expmed.c (extract_force_align_mem_bit_field): Remove.
1977 2008-04-03 Richard Guenther <rguenther@suse.de>
1980 * expr.h (try_casesi): Adjust prototype.
1981 * expr.c (try_casesi): Take fallback label as extra parameter.
1982 Use that for gen_casesi if default_label is NULL.
1983 * stmt.c (expand_case): Pass fallback label to try_casesi,
1984 make sure to fill gaps with a fallback label if default_label
1987 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1990 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1992 2008-04-03 Ben Elliston <bje@au.ibm.com>
1994 * expmed.c (extract_split_bit_field): Remove if (0) code.
1995 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1996 (do_ds_constraint): Likewise.
1998 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2000 * doc/cppopts.texi (-dU): Document.
2001 * c-common.h (flag_dump_macros): Update comment.
2002 * c-opts.c (handle_OPT_d): Handle -dU.
2003 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2004 dump_queued_macros, cb_used_define, cb_used_undef): New.
2005 (init_pp_output): Handle -dU.
2006 (cb_line_change): Call dump_queued_macros.
2007 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2009 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2011 * config/avr/predicates.md (io_address_operand): New predicate.
2012 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2013 * config/avr/avr.c (avr_io_address_p): Remove function.
2014 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2015 'avr_io_address_p' function.
2016 (out_movhi_r_mr): (Ditto.).
2017 (out_movqi_mr_r): (Ditto.).
2018 (out_movhi_mr_r): (Ditto.).
2019 (avr_address_cost): (Ditto.).
2021 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2023 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2024 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2025 in 32bit mode when XMM registers are available to avoid store
2027 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2028 corresponding post-reload splitters.
2030 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2032 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2033 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2034 __builtin_ia32_roundss.
2035 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2036 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2037 __builtin_ia32_roundss.
2038 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2039 IX86_BUILTIN_SHUFPD here.
2041 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2043 * config/i386/i386.md (plogic): New.
2044 (plogicprefix): Likewise.
2046 * config/i386/mmx.md (mmx_<code><mode>3): New.
2047 (mmx_and<mode>3): Removed.
2048 (mmx_ior<mode>3): Likewise.
2049 (mmx_xor<mode>3): Likewise.
2051 * config/i386/sse.md (<code><mode>3): New.
2052 (*<code><mode>3): Likewise.
2053 (*<code><mode>3): Likewise.
2054 (<code><mode>3): Likewise.
2055 (*sse_<code><mode>3): Likewise.
2056 (*sse2_<code><mode>3): Likewise.
2057 (<code>tf3): Likewise.
2058 (*<code>tf3): Likewise.
2059 (and<mode>3): Likewise.
2060 (*and<mode>3): Likewise.
2061 (ior<mode>3): Removed.
2062 (*ior<mode>3): Likewise.
2063 (xor<mode>3): Likewise.
2064 (*xor<mode>3): Likewise.
2065 (*and<mode>3): Likewise.
2066 (*ior<mode>3): Likewise.
2067 (*xor<mode>3): Likewise.
2068 (and<mode>3): Likewise.
2069 (*sse_and<mode>3): Likewise.
2070 (*sse2_and<mode>3): Likewise.
2072 (*andtf3): Likewise.
2073 (ior<mode>3): Likewise.
2074 (*sse_ior<mode>3): Likewise.
2075 (*sse2_ior<mode>3): Likewise.
2077 (*iortf3): Likewise.
2078 (xor<mode>3): Likewise.
2079 (*sse_xor<mode>3): Likewise.
2080 (*sse2_xor<mode>3): Likewise.
2082 (*xortf3): Likewise.
2084 2008-04-02 Richard Guenther <rguenther@suse.de>
2086 PR tree-optimization/14495
2087 PR tree-optimization/34793
2088 * tree-vrp.c (struct switch_update): New structure.
2089 (to_remove_edges, to_update_switch_stmts): New VECs.
2090 (simplify_switch_using_ranges): New function. Remove not taken
2091 case labels and edges.
2092 (simplify_stmt_using_ranges): Call it.
2093 (identify_jump_threads): Mark edges we have queued for removal
2094 so we don't thread them.
2095 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2097 * tree-cfg.c (group_case_labels): Deal with missing default label.
2098 (tree_verify_flow_info): Allow missing default label.
2099 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2100 (emit_case_nodes): Likewise.
2101 (expand_case): Do not rely on the default label to be present.
2102 * expr.c (try_casesi): Deal with NULL default_label.
2103 (do_tablejump): Likewise.
2105 2008-04-02 Richard Guenther <rguenther@suse.de>
2107 PR tree-optimization/14495
2108 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2109 SWITCH_EXPR here ...
2110 (vrp_visit_switch_stmt): ... but here (new function).
2111 (find_case_label_index): New helper function.
2112 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2114 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2116 * fwprop.c: Fix ISO-C99ism.
2118 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2121 * Makefile.in (objdir): Set it here.
2122 * configure.ac: Not here. Find dynamic linker characteristics.
2123 * exec-tool.in: Use them.
2124 * aclocal.m4: Regenerate.
2125 * configure: Regenerate.
2127 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2129 * expr.c (expand_var): Delete it.
2130 * expr.h (expand_var): Delete prototype.
2131 * function.c (expand_function_start): Use expand_decl instead.
2132 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2135 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2137 PR rtl-optimization/35542
2138 * fwprop.c (forward_propagate_and_simplify): Replace
2139 loc_reg_mentioned_in_p with reg_mentioned_p.
2141 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2143 PR rtl-optimization/35281
2144 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2145 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2146 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2147 (varying_mem_p): Move above propagate_rtx.
2148 (all_uses_available_at): Do not check MEMs.
2150 2008-04-02 Rafael Espindola <espindola@google.com>
2152 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2153 (register_edge_assert_for_2): Split the cond argument.
2154 (register_edge_assert_for_1): Adjust for the change in
2155 register_edge_assert_for_2.
2156 (register_edge_assert_for): Split the cond argument.
2157 (find_switch_asserts): Adjust for the change in
2158 register_edge_assert_for.
2160 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2162 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2163 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2164 offsets for 64-bit mingw.
2165 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2166 abi for x86_64-pc-mingw.
2168 2008-04-02 Richard Guenther <rguenther@suse.de>
2170 * tree-vrp.c (extract_range_from_assert): Make sure to not
2171 produce range min/max with TREE_OVERFOW set.
2172 If merging a anti-range and a range keep the anti-range if
2173 the range covers all values of the type.
2174 (register_edge_assert_for_2): Only allow sign-changing
2175 conversions in detecting canonical range checks. Also
2176 register an assert for the unsigned name if useful.
2178 PR tree-optimization/35787
2179 * tree-vrp.c (vrp_val_max): New function.
2180 (vrp_val_min): Likewise.
2181 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2182 (vrp_val_is_min): Likewise.
2183 (supports_overflow_infinity): Use vrp_val_{min,max}.
2184 (negative_overflow_infinity): Likewise.
2185 (positive_overflow_infinity): Likewise.
2186 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2187 (is_positive_overflow_infinity): Likewise.
2188 (is_overflow_infinity): Likewise.
2189 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2190 vrp_val_is_{min,max}.
2191 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2192 to ranges if possible. Avoid empty ranges.
2194 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2197 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2198 the expression is a function address.
2200 2008-04-01 George Helffrich <george@gcc.gnu.org>
2202 PR fortran/35154, fortran/23057
2203 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2204 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2205 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2206 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2208 (dbxout_syms): Check for COMMON-based symbol and wrap in
2209 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2210 in bracket for efficiency.
2212 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2213 using DW_TAG_common_block + member offset.
2214 (add_pubname_string): New function.
2215 (dw_expand_expr): New function to find block name and offset for
2217 (common_check): New function to check whether symbol in Fortran COMMON.
2218 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2220 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2223 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2225 2008-04-02 Ben Elliston <bje@au.ibm.com>
2227 * config/v850/v850.md (casesi): Remove if (0) code.
2228 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2229 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2231 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2233 * config/i386/i386.md (rex64suffix): New mode attribute.
2234 (floathi<mode>2): Disable expander for SSE math.
2235 (*floathi<mode>2_1): New insn insn_and_split pattern.
2236 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2237 corresponding post-reload splitters.
2238 (*floathi<mode>2_i387): New macroized insn pattern.
2239 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2240 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2241 insn_and_split pattern.
2242 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2243 New macroized instruction patterns and corresponding post-reload
2245 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2246 and corresponding post-reload splitters.
2247 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2248 New macroized instruction patterns.
2249 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2250 macroized instruction patterns and corresponding post-reload splitters.
2251 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2252 corresponding post-reload splitters.
2253 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2254 New macroized instruction patterns.
2255 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2256 corresponding post-reload splitters.
2257 (*floatsi<mode>2_i387): New macroized instruction patterns.
2259 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2261 * config/i386/i386.md (smaxmin): New.
2262 (umaxmin): Likewise.
2263 (maxminiprefix): Likewise.
2264 (maxminfprefix): Likewise.
2265 (<code><mode>3): Likewise.
2266 (smin<mode>3): Removed.
2267 (smax<mode>3): Likewise.
2269 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2270 (mmx_<code>v4hi3): Likewise.
2271 (mmx_<code>v8qi3): Likewise.
2272 (mmx_smaxv2sf3): Removed.
2273 (mmx_sminv2sf3): Likewise.
2274 (mmx_umaxv8qi3): Likewise.
2275 (mmx_smaxv4hi3): Likewise.
2276 (mmx_uminv8qi3): Likewise.
2277 (mmx_sminv4hi3): Likewise.
2279 * config/i386/sse.md (<addsub><mode>3): New.
2280 (*<addsub><mode>3): Likewise.
2281 (<sse>_vm<addsub><mode>3): Likewise.
2282 (<maxmin><mode>3): Likewise.
2283 (*<maxmin><mode>3_finite): Likewise.
2284 (*<maxmin><mode>3): Likewise.
2285 (<sse>_vm<maxmin><mode>3): Likewise.
2286 (sse3_h<addsub>v4sf3): Likewise.
2287 (sse3_h<addsub>v2df3): Likewise.
2288 (<maxmin>v16qi3): Likewise.
2289 (*<maxmin>v16qi3): Likewise.
2290 (<maxmin>v8hi3): Likewise.
2291 (*<maxmin>v8hi3): Likewise.
2292 (*sse4_1_<maxmin><mode>3): Likewise.
2293 (*sse4_1_<maxmin><mode>3): Likewise.
2294 (add<mode>3): Removed.
2295 (*add<mode>3): Likewise.
2296 (<sse>_vmadd<mode>3): Likewise.
2297 (sub<mode>3): Likewise.
2298 (*sub<mode>3): Likewise.
2299 (<sse>_vmsub<mode>3): Likewise.
2300 (smin<mode>3): Likewise.
2301 (*smin<mode>3_finite): Likewise.
2302 (*smin<mode>3): Likewise.
2303 (<sse>_vmsmin<mode>3): Likewise.
2304 (smax<mode>3): Likewise.
2305 (*smax<mode>3_finite): Likewise.
2306 (*smax<mode>3): Likewise.
2307 (<sse>_vmsmax<mode>3): Likewise.
2308 (sse3_haddv4sf3): Likewise.
2309 (sse3_haddv2df3): Likewise.
2310 (sse3_hsubv4sf3): Likewise.
2311 (sse3_hsubv2df3): Likewise.
2312 (umaxv16qi3): Likewise.
2313 (*umaxv16qi3): Likewise.
2314 (smaxv8hi3): Likewise.
2315 (*smaxv8hi3): Likewise.
2316 (*sse4_1_smax<mode>3): Likewise.
2317 (*sse4_1_umax<mode>3): Likewise.
2318 (uminv16qi3): Likewise.
2319 (*uminv16qi3): Likewise.
2320 (sminv8hi3): Likewise.
2321 (*sminv8hi3): Likewise.
2322 (*sse4_1_smin<mode>3): Likewise.
2323 (*sse4_1_umin<mode>3): Likewise.
2325 2008-04-01 Rafael Espindola <espindola@google.com>
2327 * tree-cfg.c (verify_expr): remove in_phi.
2328 (verify_stmt): Don't call walk_tree with verify_expr. Use
2329 is_gimple_min_invariant instead of is_gimple_val.
2331 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2333 * doc/include/gpl_v3.texi: Update for manpage generation.
2334 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2336 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2337 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2338 gpl_v3.texi instead of gpl.texi.
2341 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2344 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2346 2008-04-01 Rafael Espindola <espindola@google.com>
2348 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2349 (extract_code_and_val_from_cond): Use
2350 extract_code_and_val_from_cond_with_ops.
2352 2008-04-01 Jan Hubicka <jh@suse.cz>
2354 * function.c (free_after_compilation): Free epilogue_delay_list.
2355 (prepare_function_start): Assert that previous compilation was freed.
2357 2008-04-01 Jan Hubicka <jh@suse.cz>
2358 Jim Wilson <wilson@tuliptree.org>
2359 Andreas Tobler <andreast@gcc.gnu.org>
2362 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2363 rtl.emit instead cfun->emit.
2364 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2365 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2367 2008-04-01 Ben Elliston <bje@au.ibm.com>
2369 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2371 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2373 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2375 (fprofile-use): Add var flag_profile_use
2376 * coverage.c (coverage_begin_output): Do not open a gcno file for
2377 output only if -ftest-coverage is set.
2378 Do not add getpwd() to gcda file path.
2379 (build_gcov_info): Check the new flag
2380 flag_profile_datafile_relative_path.
2381 (coverage_init): Use profile_data_prefix.
2382 Read profile counter only if flag_profile_use is set.
2383 * opts.c (common_handle_option): New option fprofile-use=,
2384 fprofile-dir=, fprofile-generate=.
2385 * toplev.c (profile_data_prefix): New variable definition.
2386 * toplev.h (profile_data_prefix): New declaration.
2387 * doc/invoke.tex (Option Summary, Optimization Options):
2390 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2392 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2393 use tmp consistently.
2396 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2397 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2398 UNSPEC_FR_RECIP_APPROX_RES.
2399 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2401 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2404 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2406 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2409 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2410 element of the vector via a pointer.
2412 2008-03-31 Ian Lance Taylor <iant@google.com>
2414 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2416 2008-03-31 Jan Hubicka <jh@suse.cz>
2418 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2419 get_arg_pointer_save_area.
2420 * expr.c (init_expr): Just clear out rtl.expr.
2421 * function.c (free_after_compilation): Clear out whole RTL structure.
2422 (get_func_frame_size): Merge into ...
2423 (get_frame_size): ... this one.
2424 (assign_stack_local_1): Merge into ...
2425 (assign_stack_local): ... this one.
2426 (expand_function_end): Update call of get_arg_pointer_save_area.
2427 (get_art_pointer_save_area): Remove cfun argument.
2428 * function.h (emit_status): regno_pointer_align does not need length
2429 attribute. Move x_regno_reg_rtx to ...
2430 (regno_reg_rtx): ... new global array.
2431 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2432 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2433 apply_args_value, forced_labels, stack_pointer_delta):
2435 (struct varasm_status): Move here from varasm.c
2436 (struct rtl_data): New. Move here some fields from struct function.
2437 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2438 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2439 used_temp_slots avail_temp_slots, temp_slot_level,
2440 nonlocal_goto_handler_labels): Update accesstors.
2441 (rtl): New global variable.
2442 (struct function): Move some fileds to rtl_data.
2443 (get_arg_pointer_save_area): Update prototype.
2444 * emit-rtl.c (rtl): Declare.
2445 (regno_reg_rtx): Declare.
2446 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2448 (gen_reg_rtx): Update.
2449 (init_virtual_regs): Do not tate emit_status argument.
2450 (init_emit): Do not allocate emit.
2451 * varasm.c (varasm_statuc): Move to function.h.
2452 (n_deferred_constatns): Update accestor.
2453 (init_varasm_status): Do not allocate varasm_status.
2454 (force_const_mem, get_pool_size, output_constant_pool): Update.
2455 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2456 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2458 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2460 PR rtl-optimization/35729
2461 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2464 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2467 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2468 load/store if memory is unaligned.
2469 (*movti_rex64): Likewise.
2471 * config/i386/predicates.md (misaligned_operand): New.
2473 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2476 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2479 2008-03-31 Jan Beulich <jbeulich@novell.com>
2481 * config/ia64/constraints.md: Add 'j' constraint.
2482 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2483 (movdi_internal): Likewise.
2485 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2488 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2490 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2493 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2494 proper error message for the third argument on blendpd and
2497 * config/i386/sse.md (blendbits): New.
2498 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2500 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2502 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2504 2008-03-30 Richard Guenther <rguenther@suse.de>
2507 * fold-const.c (fold_sign_changed_comparison): Do leave
2508 conversions to base-types alone.
2510 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2512 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2513 the link register if one altivec register is be saved.
2515 2008-03-30 Ben Elliston <bje@au.ibm.com>
2517 * final.c (final_scan_insn): Remove if (0) code.
2519 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2521 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2523 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2525 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2526 of V4SFmode to ix86_binary_operator_ok.
2528 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2530 * config/i386/i386.c (override_options): Initialize
2531 ix86_veclib_handler to ix86_veclibabi_svml when
2532 -mveclibabi=svml is used.
2533 (ix86_veclibabi_svml): New function for SVML ABI style
2534 vectorization support.
2535 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2537 2008-03-28 Rafael Espindola <espindola@google.com>
2539 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2540 (tree_binary_nonnegative_warnv_p): Make it public.
2541 (tree_single_nonnegative_warnv_p): Make it public.
2542 (tree_invalid_nonnegative_warnv_p): Make it public.
2543 (tree_unary_nonzero_warnv_p): Make it public.
2544 (tree_binary_nonzero_warnv_p): Make it public
2545 (tree_single_nonzero_warnv_p): Make it public.
2546 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2547 (extract_range_from_binary_expr): Split the expr argument.
2548 (extract_range_from_unary_expr): Split the expr argument.
2549 (extract_range_from_comparison): Split the expr argument.
2550 (extract_range_from_expr): Use the new aux functions.
2551 (vrp_evaluate_conditional_warnv): Use
2552 vrp_evaluate_conditional_warnv_with_ops.
2553 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2554 (tree_binary_nonzero_warnv_p): Declare.
2555 (tree_single_nonzero_warnv_p): Declare.
2556 (tree_expr_nonzero_warnv_p): Declare.
2557 (tree_unary_nonnegative_warnv_p): Declare.
2558 (tree_binary_nonnegative_warnv_p): Declare.
2559 (tree_single_nonnegative_warnv_p): Declare.
2560 (tree_invalid_nonnegative_warnv_p): Declare.
2562 2008-03-28 Richard Guenther <rguenther@suse.de>
2564 PR tree-optimization/30317
2565 PR tree-optimization/30911
2566 PR tree-optimization/34793
2567 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2568 (struct assert_locus_d): New member EXPR.
2569 (register_new_assert_for): Add EXPR parameter to support
2570 ASSERT_EXPR <name, expr OP limit>.
2571 (register_edge_assert_for_1): Adjust callers.
2572 (find_assert_locations): Likewise.
2573 (process_assert_insertions_for): Build condition from expression.
2574 (extract_range_from_assert): Handle ASSERT_EXPRs
2575 of the form ASSERT_EXPR <name, expr OP limit>.
2576 (register_edge_assert_for_2): New helper registering
2577 asserts for comparisons. Recognize range tests of the form
2578 (unsigned)i - CST1 OP CST2.
2579 (register_edge_assert_for_1): Use it.
2580 (register_edge_assert_for): Likewise.
2581 (needs_overflow_infinity): Integer sub-types
2582 do not need overflow infinities.
2583 (vrp_val_is_max): The extreme values of integer sub-types
2584 are those of the base type.
2585 (vrp_val_is_min): Likewise.
2586 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2589 2008-03-28 Nick Clifton <nickc@redhat.com>
2592 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2593 Return GENERAL_REGS for stack adjustment reloads.
2595 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2598 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2599 const_vector when all the vectors are constant.
2601 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2603 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2605 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2606 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2608 (s<code>_sf): Use new scc_sf attribute for opcode names.
2610 2008-03-27 Tom Tromey <tromey@redhat.com>
2612 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2613 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2614 config/spu/t-spu-elf, config/i386/t-interix,
2615 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2616 config/i386/x-darwin, config/i386/x-mingw32,
2617 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2618 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2619 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2620 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2621 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2622 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2623 config/score/t-score-elf, config/arm/t-strongarm-pe,
2624 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2625 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2626 Revert automatic dependency patch.
2628 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2631 * config/i386/i386.c (ix86_function_arg_boundary): Align
2632 decimal floating point to its natural boundary.
2634 2008-03-27 Richard Guenther <rguenther@suse.de>
2637 * fold-const.c (fold_comparison): Restrict distinct decl
2638 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2639 solely rely on operand_equal_p.
2641 2008-03-27 Richard Guenther <rguenther@suse.de>
2644 * c-common.c (handle_weak_attribute): Reject combination of
2647 2008-03-27 Richard Guenther <rguenther@suse.de>
2649 PR tree-optimization/32810
2650 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2651 conversions from DECL_INITIAL.
2652 (fold_const_aggregate_ref): Likewise from constructor elements.
2654 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2656 * tree-affine.h (aff_combination_expand): Declare.
2657 (get_inner_reference_aff): Likewise.
2658 * tree-affine.c (aff_combination_expand): Split out from
2659 tree_to_aff_combination_expand.
2660 (get_inner_reference_aff): New function.
2661 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2662 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2663 (struct lim_aux_data): sm_done field removed.
2664 (mem_ref_loc_p, mem_ref_locs_p): New types.
2665 (struct mem_ref): Added id, stored, accesses_in_loop,
2666 indep_loop, dep_loop, indep_ref, dep_ref fields.
2667 Removed is_stored, locs and next fields.
2668 (memory_accesses): New variable.
2669 (movement_possibility): Do not allow moving statements
2670 that store to memory.
2671 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2673 (determine_max_movement): For statements with memory references,
2674 find the outermost loop in that the reference is independent.
2675 (move_computations_stmt): Mark the virtual operands for renaming.
2676 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2677 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2678 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2679 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2680 create_vop_ref_mapping, analyze_memory_references,
2681 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2682 get_all_locs_in_loop, ref_always_accessed_p,
2683 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2684 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2685 store_motion_loop, store_motion): New functions.
2686 (struct vop_to_refs_elt): New type.
2687 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2688 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2689 (schedule_sm): Replaced by...
2690 (execute_sm): ... this.
2691 (determine_lsm_ref, hoist_memory_references,
2692 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2693 find_more_ref_vops, free_mem_ref, free_mem_refs,
2694 determine_lsm_loop, determine_lsm): Removed.
2695 (tree_ssa_lim_finalize): Free data structures used by store motion.
2696 (tree_ssa_lim): Call analyze_memory_references. Use
2697 store_motion instead of determine_lsm.
2699 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2701 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2702 rename tmake_file to m68hc11/t-m68hc11.
2703 (mcore): Set inhibit_libc to true.
2704 * config.host (alpha*-dec-*vms*): Set extra_programs.
2705 (interix3*): Don't use host_xmake_file.
2706 * configure.ac: Let config.gcc override inhibit_libc.
2707 * configure: Regenerate.
2709 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2710 * config/t-openbsd-thread: Remove commented out lines.
2712 * config/x-interix: Remove.
2714 * config/m68hc11/t-m68hc11-gas: Rename to...
2715 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2717 * config/mcore/t-mcore: Remove T_CFLAGS.
2718 * config/mcore/t-mcore-pe: Likewise.
2720 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2722 * configure.ac: Replace custom __GNU_SOURCE test with
2723 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2724 * aclocal.m4: Regenerate.
2725 * configure: Regenerate.
2726 * config.in: Regenerate.
2728 2008-03-27 Richard Guenther <rguenther@suse.de>
2730 * fold-const.c (target.h): Include.
2731 (fold_comparison): Fold comparison of addresses of decls
2732 that bind locally or of constants. Consolidate address folding code.
2733 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2734 results from fold_binary_to_constant.
2735 (compare_values_warnv): Likewise.
2737 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2740 * fold-const.c (fold_truthop): Check for integeral types when folding
2741 a == 0 && b == 0 and a != 0 || b != 0 .
2743 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2745 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2747 2008-03-26 Andreas Schwab <schwab@suse.de>
2749 * doc/invoke.texi: Fix use of @item vs. @itemx.
2751 2008-03-26 Tom Tromey <tromey@redhat.com>
2753 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2754 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2755 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2756 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2757 build/genconstants.o, build/genemit.o, build/genextract.o,
2758 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2759 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2762 2008-03-26 Richard Guenther <rguenther@suse.de>
2765 2008-03-26 Richard Guenther <rguenther@suse.de>
2767 * fold-const.c (target.h): Include.
2768 (fold_comparison): Fold comparison of addresses of two decls
2769 that bind locally. Consolidate address folding code.
2771 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2773 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2774 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2775 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2776 dconstsqrt2, dconstthird, dconste and/or dconst10.
2777 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2778 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2779 dconstsqrt2, dconste): Delete.
2780 (init_emit_once): Likewise. Simplify initializing dconstm1.
2782 * real.c (get_real_const): New.
2783 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2784 dconstsqrt2, dconste): Delete.
2785 (real_value_const, get_real_const): New.
2787 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2789 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2791 * config/i386/i386.c (ix86_function_arg_boundary): Check
2792 BIGGEST_ALIGNMENT instead of 128.
2793 (setup_incoming_varargs_64): Likewise.
2795 2008-03-26 Tom Tromey <tromey@redhat.com>
2797 * Makefile.in (DEPFILES): Add missing '/'.
2799 2008-03-26 Richard Guenther <rguenther@suse.de>
2801 * fold-const.c (target.h): Include.
2802 (fold_comparison): Fold comparison of addresses of two decls
2803 that bind locally. Consolidate address folding code.
2805 2008-03-26 Nick Clifton <nickc@redhat.com>
2808 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2809 not allow INT+INT as a legitimate addressing mode.
2811 2008-03-26 Richard Guenther <rguenther@suse.de>
2813 * tree-flow.h (widen_bitfield): Remove declaration.
2814 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2815 (widen_bitfield): Remove function.
2816 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2819 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2822 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2825 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2827 PR rtl-optimization/35232
2828 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2829 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2830 reg_reloaded_call_part_clobbered here.
2831 (reload_regs_reach_end_p): New function.
2832 (reload_reg_rtx_for_input): New variable.
2833 (reload_reg_rtx_for_output): Likewise.
2834 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2835 when reassigning a pseudo register. Load reloadreg from
2836 reload_reg_rtx_for_input, moving the mode and register
2838 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2839 instead of the original when deciding whether an input reload
2840 would be a no-op or whether an output reload can be deleted.
2841 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2842 when setting up new_spill_reg_store. Load it from
2843 reload_reg_rtx_for_output, moving the mode and register
2845 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2846 instead of the original when deciding whether an output reload
2847 would be a no-op. Do the same when modifying insn notes.
2848 Use rtx_equal_p instead of == to compare the registers.
2849 (inherit_piecemeal_p): Take a mode and two register numbers
2851 (emit_reload_insns): Clear new_spill_reg_store for every hard
2852 register in the reload register. Remove spill registers
2853 from reg_reloaded_valid before considering whether to record
2854 inheritance information for them. Use reload_reg_rtx_for_output
2855 instead of reg_rtx when recording output reloads. Use
2856 reload_reg_rtx_for_input instead of reg_rtx when recording
2857 input reloads. Set or clear reg_reloaded_call_part_clobbered
2858 at the same time as setting reg_reloaded_valid.
2859 (delete_output_reload): Add a new_reload_reg parameter and use it
2860 instead of rld[j].reg_rtx.
2861 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2864 2008-03-25 Tom Tromey <tromey@redhat.com>
2866 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2867 (build/genattr.o): Likewise.
2868 (build/genattrtab.o): Likewise.
2869 (build/gencodes.o): Likewise.
2870 (build/genconfig.o): Likewise.
2871 (build/genconstants.o): Likewise.
2872 (build/genemit.o): Likewise.
2873 (build/genextract.o): Likewise.
2874 (build/genflags.o): Likewise.
2876 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2878 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2879 instead of size_int for integer types.
2880 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2881 to match type of MINUS_EXPR.
2883 2008-03-25 Tom Tromey <tromey@redhat.com>
2885 * configure: Rebuilt.
2886 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2889 2008-03-25 Tom Tromey <tromey@redhat.com>
2891 * config/x-solaris (host-solaris.o): Update.
2892 * config/x-linux (host-linux.o): Update.
2893 * config/x-hpux (host-hpux.o): Update.
2894 * config/x-darwin (host-darwin.o): Update.
2895 * config/v850/t-v850e (v850-c.o): Update.
2896 * config/v850/t-v850 (v850-c.o): Update.
2897 * config/t-vxworks (vxworks.o): Update.
2898 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2899 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2900 * config/spu/t-spu-elf (spu-c.o): Update.
2902 * config/sh/t-symbian (sh-c.o): Update.
2903 (symbian.o): Update.
2904 * config/sh/t-sh (sh-c.o): Update.
2905 * config/score/t-score-elf (score7.o, score3.o): Update.
2906 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2907 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2908 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2909 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2911 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2912 * config/m32c/t-m32c (m32c-pragma.o): Update.
2913 * config/ia64/t-ia64 (ia64-c.o): Update.
2914 * config/i386/x-mingw32 (host-mingw32.o): Update.
2915 * config/i386/x-i386 (driver-i386.o): Update.
2916 * config/i386/x-darwin (host-i386-darwin.o): Update.
2917 * config/i386/x-cygwin (host-cygwin.o): Update.
2918 * config/i386/t-nwld (nwld.o): Update.
2919 * config/i386/t-netware (netware.o): Update.
2920 * config/i386/t-interix (winnt.o): Update.
2921 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2922 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2923 msformat-c.o): Update.
2924 * config/bfin/t-bfin-linux (generated_files): Add
2925 linux-sysroot-suffix.h.
2926 * config/arm/t-wince-pe (pe.o): Update.
2927 * config/arm/t-strongarm-pe (pe.o): Update.
2928 * config/arm/t-pe (pe.o): Update.
2929 * config/arm/t-arm (arm-c.o): Update.
2930 * doc/install.texi (Prerequisites): Require make 3.80.
2931 * Makefile.in: Remove .o targets.
2932 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2933 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2934 (simple_generated_h, simple_generated_c): Move earlier.
2935 (generated_files): New variable.
2936 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2937 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2938 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2939 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2940 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2941 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2942 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2943 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2944 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2945 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2946 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2947 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2949 (COMPILE.base, COMPILE): New variables.
2950 (%.o): New pattern rule.
2951 (ALL_HOST_OBJS): New variable.
2952 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2953 (dummy-checksum.o, cc1-checksum.o): Remove.
2954 (DRIVER_SHLIB): New variable.
2955 (DRIVER_DEFINES): Use it.
2956 (gencondmd.c): Move out of build/.
2957 (s-conditions): Update.
2958 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2959 (ALL_BUILD_OBJS): Likewise.
2960 (build/%.o): Use BUILDCOMPILE.
2961 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2962 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2963 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2964 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2965 build/genconfig.o, build/genconstants.o, build/genemit.o,
2966 build/genextract.o, build/genflags.o, build/genmddeps.o,
2967 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2968 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2969 build/gen-protos.o, build/scan.o, build/fix-header.o,
2970 build/scan-decls.o): Simplify.
2971 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2972 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2973 prefix.o, toplev.o): Reduce to variable setting.
2974 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2975 ($(out_object_file), gcc-options.o): New targets.
2976 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2977 * configure: Rebuilt.
2978 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2979 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2981 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2983 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2984 complain when we hit an error, return ERROR_MARK_NODE.
2986 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2988 * config/sh/constraints.md (Pso, Psz): New constraints.
2989 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2990 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2992 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2994 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2995 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2997 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2999 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3000 (prefetch_sh2a): New.
3002 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3003 Naveen.H.S <naveen.hs@kpitcummins.com>
3005 * config/sh/constraints.md (I28): New constraint.
3006 * config/sh/sh.c (broken_move): Add support for movi20s.
3007 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3009 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3010 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3011 Naveen.H.S <naveen.hs@kpitcummins.com>
3013 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3014 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3015 (print_operand): Handle resbank in %@ operand code.
3016 (sh_encode_section_info): New.
3017 (push_regs): Add conditions for resbank.
3018 (sh_expand_epilogue): Likewise.
3019 (sh_insert_attributes): Likewise.
3020 (sh_attribute_table): Likewise.
3021 (sh_handle_resbank_handler_attribute): New.
3022 (sh2a_handle_function_vector_handler_attribute): New.
3023 (sh2a_is_function_vector_call): New.
3024 (sh2a_get_function_vector_number): New.
3025 (sh2a_function_vector_p): New.
3026 (sh_cfun_resbank_handler_p): New.
3027 * config/sh/sh.md (calli): Emit jsr/n if possible.
3028 (calli_tbr_rel): New.
3029 (calli_pcrel): Emit jsr/n if possible.
3030 (return_i): Emit rts/n if possible.
3031 (call_valuei_tbr_rel): New.
3032 (call_valuei_pcrel): Add condition for SH2A target.
3033 (call_value): Likewise.
3034 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3035 (sh2a_get_function_vector_number): Likewise.
3036 (sh2a_is_function_vector_call): Likewise.
3037 * doc/extend.texi: Document TBR relative addressing of SH2A.
3038 (resbank): Add description for SH2A.
3040 2008-03-24 Richard Guenther <rguenther@suse.de>
3043 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3044 pointer assignments change conversions according to middle-end rules.
3045 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3046 * configure.ac: Include type checking in yes.
3047 * configure: Regenerate.
3049 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3051 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3052 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3054 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3056 * gthr-vxworks.h (UNUSED): Define.
3058 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3060 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3062 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3064 * doc/extend.texi (Function Attributes): Add missing comma in the
3065 example of the "alloc_size" attribute.
3067 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3070 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3072 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3075 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3078 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3079 of the underlying type of a MS bitfield layout to the natural
3080 alignment of the type.
3082 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3084 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3085 to their natural alignment to avoid store forwarding stalls.
3087 2008-03-22 Richard Guenther <rguenther@suse.de>
3089 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3090 For PHI nodes verify the address is invariant.
3091 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3092 (get_symbol_constant_value): Use is_gimple_min_invariant.
3093 (maybe_fold_stmt_indirect): Likewise.
3095 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3097 PR rtl-optimization/33927
3098 * Makefile.in (dse.o): Depend on $(TM_P_H).
3099 * expr.h (extract_low_bits): Declare.
3100 * expmed.c (extract_low_bits): New function.
3101 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3102 * dse.c: Include tm_p.h.
3103 (find_shift_sequence): Remove the read_reg argument and return the
3104 read value. Emit the instructions instead of returning them.
3105 Iterate on new_mode rather than calculating it each time.
3106 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3107 source to NEW_MODE and extract_low_bits to convert the shifted
3109 (replace_read): Allow the load and store to have different mode
3110 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3111 or extraction instructions before trying the replacement. Update
3112 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3114 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3116 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3117 to their natural alignment to avoid store forwarding stalls.
3119 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3122 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3123 encouraging but not allowing gprs for input;
3124 change the input constraint to !f#r.
3125 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3127 change the output constraint to !f#r.
3129 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3132 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3133 corresponding post-reload splitters.
3134 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3135 when x87 FP math is selected.
3136 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3137 New function prototype.
3138 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3139 unreachable function to ease macroization of insn patterns.
3141 2008-03-21 Martin Jambor <mjambor@suse.cz>
3143 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3144 reference dumps if ddr is NULL or dependence is unknown.
3146 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3148 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3149 unsigned extension into account.
3150 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3151 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3152 Do computations on a scratch register.
3154 2008-03-21 Richard Guenther <rguenther@suse.de>
3156 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3157 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3158 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3159 * tree-ssa-dom.c (record_equality): Likewise.
3160 * tree-inline.c (copy_body_r): Likewise.
3161 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3164 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3166 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3167 as 'delete_unused' argument.
3169 2008-03-20 Richard Guenther <rguenther@suse.de>
3171 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3172 special casing of constant qualifiers.
3173 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3174 care about them in general.
3175 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3176 regardless of their type.
3177 (fold_stmt_r): Forcefully fold *& if we end up with that.
3179 2008-03-20 Paul Brook <paul@codesourcery.com>
3181 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3182 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3184 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3186 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3187 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3189 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3191 * common.opt (Wmudflap): New option.
3192 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3193 (mx_register_decls): Likewise.
3194 (mudflap_finish_file): Likewise.
3195 * doc/invoke.texi: Document -Wno-mudflap.
3197 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3199 * c-format.c (replace_format_name_to_system_name): New.
3201 (convert_format_name_to_system_name): New.
3202 (decode_format_attr): Add use of convert_format_name_to_system_name.
3203 (format_types_orig): Add gnu_ prefix to names.
3204 (check_format_info_main): Special treating of \0 escaped names for
3205 supporting multi-character format specifiers as I32, I64.
3206 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3207 (gnu_target_overrides_format_attributes): New.
3208 * c-format.h: Add structure target_ovr_attr to hold
3209 system specific formatter names.
3210 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3211 msformat-c.o file to c_target_objs and cxx_target_objs.
3212 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3213 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3214 (TARGET_N_FORMAT_TYPES): New.
3215 * config/i386/msformat-c.c: New.
3216 * config/i386/t-cygming: Add build rule for msformat-c.o.
3217 * doc/extend.texi: Add new format names gnu_* and ms_* and
3219 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3221 2008-03-20 Ira Rosen <irar@il.ibm.com>
3223 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3224 optimizations turned on under -O3.
3225 (ftree-vectorize): Add that the flag is turned on with -O3.
3227 2008-03-20 Ben Elliston <bje@au.ibm.com>
3229 * regmove.c (try_auto_increment): Fix spelling error in comment.
3230 * final.c (final_scan_insn): Likewise.
3232 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3235 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3236 allocator preferences for "y" and "r" class registers.
3237 ("*mov<mode>_internal"): Ditto.
3238 ("*movv2sf_internal_rex64"): Ditto.
3239 ("*movv2sf_internal"): Ditto.
3241 2008-03-19 Michael Matz <matz@suse.de>
3244 * calls.c (expand_call): Check overlap of arguments with call
3245 address for sibcalls.
3247 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3250 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3251 of the underlying type of a MS bitfield layout to the natural
3252 alignment of the type.
3254 2008-03-19 Jan Hubicka <jh@suse.cz>
3257 * toplev.c (decode_d_option): Handle all CPP flags.
3258 * tree-vrp.c: Update tree_pass descriptors.
3259 * regrename.c: Update tree_pass descriptors.
3260 * fwprop.c: Update tree_pass descriptors.
3261 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3262 * tree-into-ssa.c: Update tree_pass descriptors.
3263 * tree-dump.c: Update tree_pass descriptors.
3264 * tree-complex.c: Update tree_pass descriptors.
3265 * tree-dump.h: Update tree_pass descriptors.
3266 * see.c: Update tree_pass descriptors.
3267 * cgraphbuild.c: Update tree_pass descriptors.
3268 * tracer.c: Update tree_pass descriptors.
3269 * tree-loop-distribution.c: Update tree_pass descriptors.
3270 * cgraph.c: Update tree_pass descriptors.
3271 * postreload-gcse.c: Update tree_pass descriptors.
3272 * postreload.c: Update tree_pass descriptors.
3273 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3274 * tree-tailcall.c: Update tree_pass descriptors.
3275 * tree-pass.h (tree_opt_pass): Rename to ...
3276 (opt_pass) ... this one; add "type" field and remove letter field.
3277 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3278 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3279 all_lowering_passes): Update declaration.
3280 * ipa-cp.c: Update tree_pass descriptors.
3281 * final.c: Update tree_pass descriptors.
3282 * omp-low.c: Update tree_pass descriptors.
3283 * tree-ssa-dse.c: Update tree_pass descriptors.
3284 * ipa-reference.c: Update tree_pass descriptors.
3285 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3286 * auto-inc-dec.c: Update tree_pass descriptors.
3287 * reorg.c: Update tree_pass descriptors.
3288 * cgraphunit.c: Update tree_pass descriptors.
3289 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3290 * tree-ssa-ccp.c: Update tree_pass descriptors.
3291 * df-core.c: Update tree_pass descriptors.
3292 * mode-switching.c: Update tree_pass descriptors.
3293 * tree-nomudflap.c: Update tree_pass descriptors.
3294 * modulo-sched.c: Update tree_pass descriptors.
3295 * ipa-pure-const.c: Update tree_pass descriptors.
3296 * cse.c: Update tree_pass descriptors.
3297 * web.c: Update tree_pass descriptors.
3298 * tree-stdarg.c: Update tree_pass descriptors.
3299 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3300 * tree-ssa-dom.c: Update tree_pass descriptors.
3301 * tree-nrv.c: Update tree_pass descriptors.
3302 * tree-ssa-alias.c: Update tree_pass descriptors.
3303 * loop-init.c: Update tree_pass descriptors.
3304 * gimple-low.c: Update tree_pass descriptors.
3305 * ipa-inline.c: Update tree_pass descriptors.
3306 * tree-ssa-sink.c: Update tree_pass descriptors.
3307 * global.c: Update tree_pass descriptors.
3308 * ifcvt.c: Update tree_pass descriptors.
3309 * jump.c: Update tree_pass descriptors.
3310 * predict.c: Update tree_pass descriptors.
3311 * tree-ssa-loop.c: Update tree_pass descriptors.
3312 * recog.c: Update tree_pass descriptors.
3313 * dse.c: Update tree_pass descriptors.
3314 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3315 * tree-eh.c: Update tree_pass descriptors.
3316 * regmove.c: Update tree_pass descriptors.
3318 * function.c: Update tree_pass descriptors.
3319 * tree-vectorizer.c: Update tree_pass descriptors.
3320 * gcse.c: Update tree_pass descriptors.
3321 * ipa-type-escape.c: Update tree_pass descriptors.
3322 * tree-if-conv.c: Update tree_pass descriptors.
3323 * init-regs.c: Update tree_pass descriptors.
3324 * ipa.c: Update tree_pass descriptors.
3325 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3326 * rtl-factoring.c: Update tree_pass descriptors.
3327 * lower-subreg.c: Update tree_pass descriptors.
3328 * bt-load.c: Update tree_pass descriptors.
3329 * tree-dfa.c: Update tree_pass descriptors.
3330 * except.c: Update tree_pass descriptors.
3331 * emit-rtl.c: Update tree_pass descriptors.
3332 * cfgexpand.c: Update tree_pass descriptors.
3333 * tree-cfgcleanup.c: Update tree_pass descriptors.
3334 * cfgcleanup.c: Update tree_pass descriptors.
3335 * tree-ssa-pre.c: Update tree_pass descriptors.
3336 * tree-sra.c: Update tree_pass descriptors.
3337 * tree-mudflap.c: Update tree_pass descriptors.
3338 * tree-ssa-copy.c: Update tree_pass descriptors.
3339 * cfglayout.c: Update tree_pass descriptors.
3340 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3341 * tree-ssa-dce.c: Update tree_pass descriptors.
3342 * tree-ssa.c: Update tree_pass descriptors.
3343 * regclass.c: Update tree_pass descriptors.
3344 * integrate.c: Update tree_pass descriptors.
3345 * tree-optimize.c: Update tree_pass descriptors.
3346 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3347 * tree-object-size.c: Update tree_pass descriptors.
3348 * combine.c: Update tree_pass descriptors.
3349 * tree-outof-ssa.c: Update tree_pass descriptors.
3350 * bb-reorder.c: Update tree_pass descriptors.
3351 * stack-ptr-mod.c: Update tree_pass descriptors.
3352 * var-tracking.c: Update tree_pass descriptors.
3353 * tree-profile.c: Update tree_pass descriptors.
3354 * tree-vect-generic.c: Update tree_pass descriptors.
3355 * reg-stack.c: Update tree_pass descriptors.
3356 * sched-rgn.c: Update tree_pass descriptors.
3357 * tree-ssa-structalias.c: Update tree_pass descriptors.
3358 * tree-cfg.c: Update tree_pass descriptors.
3359 * passes.c (current_pass): Update declaration.
3360 (finish_optimization_passes): Update.
3361 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3362 (register_one_dump_file, register_dump_files_1, next_pass_1):
3364 (init_optimization_passes): Update handling of new types.
3365 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3366 * ipa-struct-reorg.c: Update tree_pass descriptors.
3367 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3368 * combine-stack-adj.c: Update tree_pass descriptors.
3369 * cfgrtl.c: Update tree_pass descriptors.
3370 * dce.c: Update tree_pass descriptors.
3371 * tree-ssanames.c: Update tree_pass descriptors.
3373 2008-03-19 Richard Guenther <rguenther@suse.de>
3376 * tree-ssa.c (walk_data): New structure.
3377 (warn_uninitialized_var): If not always_executed warn with "maybe"
3379 (execute_early_warn_uninitialized): Compute post-dominators.
3380 Initialize always_executed before processing each basic block.
3382 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3385 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3386 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3388 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3390 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3392 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3394 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3396 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3397 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3398 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3399 target after ignore has been set, and move there also the commputation
3400 of subtarget and original_target.
3401 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3402 (LANG_HOOKS_INITIALIZER): Remove it.
3403 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3405 2008-03-18 Richard Guenther <rguenther@suse.de>
3407 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3408 found an expression with constants, note that in the VN for the lhs.
3409 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3410 fold them to constants if possible. Run cleanup_cfg if done so.
3411 (execute_pre): Return todo.
3413 (execute_fre): Likewise.
3414 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3416 (get_prop_source_stmt): Look through pointer conversions.
3418 2008-03-18 Jan Hubicka <jh@suse.cz>
3420 * tree-pretty-print.c: Include predict.h.
3421 (dump_generic_node): Dump predictor.
3422 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3423 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3424 * gimple-low.c (lower_stmt): Likewise.
3425 * expr.c (expand_expr_real): Likewise.
3426 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3428 (build_predict_expr, build_predict_expr): New.
3429 * predict.h (predictor_name, build_predict_expr): Update.
3430 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3431 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3432 * predict.def (PRED_CONTINUE): Update hitrate.
3433 * tree.def (PREDICT_EXPR): Define.
3434 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3435 do not handle BIND_EXPR.
3436 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3437 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3438 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3441 2008-03-18 Michael Matz <matz@suse.de>
3443 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3445 2008-03-18 Richard Guenther <rguenther@suse.de>
3447 * tree-gimple.h (is_gimple_invariant_address): Declare.
3448 (is_gimple_constant): Likewise.
3449 * tree-gimple.c (is_gimple_constant): New function.
3450 (is_gimple_invariant_address): Likewise.
3451 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3452 and is_gimple_invariant_address.
3453 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3455 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3456 an addressable base.
3458 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3461 * gimplify.c (gimplify_expr): Gimplify second operand of
3464 2008-03-17 Richard Guenther <rguenther@suse.de>
3466 PR tree-optimization/19637
3467 * fold-const.c (fold_unary): Remove restrictions of removing
3468 intermediate pointer-conversions (P2)(P1)P0.
3469 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3470 conversion to void pointer.
3471 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3473 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3476 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3477 emulated thread local variables.
3479 2008-03-16 Richard Guenther <rguenther@suse.de>
3482 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3483 expand TREE_INVARIANT operations that are not gimple invariant.
3485 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3487 * doc/extend.texi (Alignment): Say that the ABI controls
3488 the __alignof__ for non-strict-alignment targets rather
3489 than being a recommendation.
3491 2008-03-15 Paul Brook <paul@codesourcery.com>
3493 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3495 (arm_output_fn_unwind): Mark functions that can not be unwound.
3497 2008-03-15 Paul Brook <paul@codesourcery.com>
3499 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3500 extension instructions.
3502 2008-03-15 Richard Guenther <rguenther@suse.de>
3504 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3505 and fold constant aggregate refs.
3506 (fold_const_aggregate_ref): Handle string constants
3507 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3508 (evaluate_stmt): Simplify now that ccp_fold folds constant
3511 2008-03-15 Paul Brook <paul@codesourcery.com>
3513 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3514 (extzv): Use gen_extzv_t2.
3515 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3517 2008-03-15 Richard Guenther <rguenther@suse.de>
3519 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3520 (fold_const_aggregate_ref): Likewise.
3521 (get_value): Return NULL if we don't have any values.
3522 (ccp_finalize): Set const_val to NULL after freeing it.
3523 * tree-flow.h (get_symbol_constant_value): Declare.
3524 (fold_const_aggregate_ref): Likewise.
3525 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3527 2008-03-15 Richard Guenther <rguenther@suse.de>
3530 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3531 to not produce negative array indices if not allowed. Add
3532 parameter to indicate that.
3533 (maybe_fold_offset_to_component_ref): Allow negative array
3534 indices only for the first member of a structure.
3535 (maybe_fold_offset_to_reference): Allow negative array indices.
3536 (maybe_fold_stmt_addition): Likewise.
3538 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3539 Anatoly Sokolov <aesok@post.ru>
3541 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3542 (avr_arch): Add ARCH_AVR6.
3543 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3544 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3545 instead of fixed value 2.
3546 (print_operand_address): Use gs() asm specifier instead of pm().
3547 (avr_assemble_integer): (Ditto.).
3548 (avr_output_addr_vec_elt): (Ditto.).
3549 (print_operand): Handle "!" code.
3550 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3551 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3552 (AVR_HAVE_EIJMP_EICALL): Define.
3553 (AVR_3_BYTE_PC): Redefine.
3554 (AVR_2_BYTE_PC): (Ditto.).
3555 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3556 (LINK_SPEC): Add atmega2560 and atmega2561.
3557 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3559 * config/avr/avr.md (call_insn): Use eicall instead of icall
3560 for 3 byte PC devices.
3561 (call_value_insn): (Ditto.).
3562 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3563 (indirect_jump): Use only for for 2 byte PC devices.
3564 (*tablejump): (Ditto.).
3565 (*indirect_jump_avr6): Add insn.
3566 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3567 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3568 instead of ijmp for 3 byte PC devices.
3569 (__tablejump2__): (Ditto.).
3570 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3571 (MULITLIB_DIRNAMES): (Ditto.).
3572 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3574 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3576 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3577 "sse2_umulsidi3". Use V1DI mode for operand 0.
3578 ("mmx_psadbw"): Use V1DI mode for operand 0.
3579 * config/i386/i386-modes.def (V1SI): New vector mode.
3580 * config/i386/i386.c (struct builtin_description)
3581 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3582 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3583 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3584 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3585 v1di_ftype_v8qi_v8qi type.
3586 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3588 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3589 __builtin_ia32_pmuludq]: Fix the mode of return value.
3591 2008-03-15 Richard Guenther <rguenther@suse.de>
3594 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3597 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3599 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3600 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3601 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3602 unless TARGET_SERIALIZE_VOLATILE is enabled.
3603 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3604 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3605 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3607 2008-03-14 Richard Guenther <rguenther@suse.de>
3609 PR tree-optimization/34172
3610 * tree-flow.h (refs_may_alias_p): Declare.
3611 (get_single_def_stmt): Likewise.
3612 (get_single_def_stmt_from_phi): Likewise.
3613 (get_single_def_stmt_with_phi): Likewise.
3614 * tree-dfa.c (refs_may_alias_p): New function.
3615 (get_single_def_stmt): Likewise.
3616 (get_single_def_stmt_from_phi): Likewise.
3617 (get_single_def_stmt_with_phi): Likewise.
3618 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3619 (vn_reference_lookup_1): New helper function.
3620 (vn_reference_lookup): Walk the virtual use-def chain to
3621 continue searching for a match if the def does not alias the
3622 reference we are looking for.
3624 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3626 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3627 archive and Perzl. Update The Written Word listing.
3629 2008-03-14 Richard Guenther <rguenther@suse.de>
3631 PR tree-optimization/34043
3632 PR tree-optimization/33989
3633 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3635 (bitmap_find_leader): Use extra argument to verify dominance
3636 relationship inside a basic-block.
3637 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3638 (find_leader_in_sets): Adjust.
3639 (create_component_ref_by_pieces): Take extra argument for
3640 dominance check, handle lookup failures.
3641 (find_or_generate_expression): Likewise.
3642 (create_expression_by_pieces): Likewise.
3643 (insert_into_preds_of_block): Adjust.
3644 (create_value_expr_from): If asked for, verify all operands
3645 are in the blocks AVAIL_OUT set.
3646 (make_values_for_stmt): Check for SSA_NAMEs that are life
3647 over an abnormal edge.
3648 (compute_avail): Remove such check.
3649 (do_SCCVN_insertion): New function.
3650 (eliminate): If we do not find a leader suitable for replacement
3651 insert a replacement expression from SCCVN if available.
3652 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3653 (struct vn_ssa_aux): Add needs_insertion flag.
3654 * tree-ssa-sccvn.c (may_insert): New global flag.
3655 (copy_reference_ops_from_ref): Value-number union member access
3656 based on its size, not type and member if insertion is allowed.
3657 (visit_reference_op_load): For a weak match from union type
3658 punning lookup a view-converted value and insert a SSA_NAME
3659 for that value if that is not found.
3660 (visit_use): Make dumps shorter. Do not disallow value numbering
3661 SSA_NAMEs that are life over an abnormal edge to constants.
3662 (free_scc_vn): Release inserted SSA_NAMEs.
3663 (run_scc_vn): New flag to specify whether insertion is allowed.
3664 Process SSA_NAMEs in forward order.
3665 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3666 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3667 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3668 pointer type to/from integral types that do not change the
3669 precision to regular conversions.
3671 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3673 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3674 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3675 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3676 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3677 input arguments and the mode of return value. Built-in functions
3678 that operate on whole 64-bit MMX register now use V1DI mode.
3680 2008-03-13 Alon Dayan <alond@il.ibm.com>
3681 Olga Golovanevsky <olga@il.ibm.com>
3683 PR tree-optimization/35041
3684 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3685 to locate the right position in a statement.
3687 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3691 * config/i386/xmmintrin.h: Change all static inline functions to
3692 extern inline and add __gnu_inline__ attribute.
3693 * config/i386/bmintrin.h: Ditto.
3694 * config/i386/smmintrin.h: Ditto.
3695 * config/i386/tmmintrin.h: Ditto.
3696 * config/i386/mmintrin-common.h: Ditto.
3697 * config/i386/ammintrin.h: Ditto.
3698 * config/i386/emmintrin.h: Ditto.
3699 * config/i386/pmmintrin.h: Ditto.
3700 * config/i386/mmintrin.h: Ditto.
3701 * config/i386/mm3dnow.h: Ditto.
3703 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3706 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3707 (lower_omp_2): New function.
3708 (lower_omp_1, lower_omp): Rewritten.
3710 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3713 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3714 with the phrase "Microsoft Windows compilers".
3715 (Push/Pop Macro Pragmas): New subsection. Document
3716 #pragma push_macro and pragma pop_macro.
3718 2008-03-12 Paul Brook <paul@codesourcery.com>
3720 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3722 2008-03-12 Paul Brook <paul@codesourcery.com>
3724 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3725 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3726 (thumb2_addsi_shortim): Rename ...
3727 (thumb2_addsi_short): ... to this. Allow register operands.
3728 (thumb2_subsi_short): New pattern.
3729 (thumb2_one_cmplsi2_short,
3730 thumb2_negsi2_short): New patterns and peepholes.
3732 2008-03-12 Paul Brook <paul@codesourcery.com>
3734 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3736 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3738 * config/i386/i386.md (int_cond): New code iterator.
3740 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3741 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3742 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3743 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3744 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3745 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3746 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3747 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3749 2008-03-12 Paul Brook <paul@codesourcery.com>
3751 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3752 instead of {arm,thumb}_compute_save_reg_mask.
3753 (output_return_instruction): Ditto.
3754 (thumb_unexpanded_epilogue): Ditto.
3755 (thumb1_expand_prologue): Ditto.
3756 (thumb1_output_function_prologue): Ditto.
3757 (arm_set_return_address): Ditto.
3758 (thumb_set_return_address): Ditto.
3759 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3760 regs to achieve stack alignment.
3761 (thumb1_compute_save_reg_mask): Fix compiler warning.
3762 (arm_output_epilogue): Use offsets->saved_regs_mask.
3763 Adjust stack pointer by poping call clobered registers.
3764 (arm_expand_prologue): Use offsets->saved_regs_mask.
3765 Adjust stack pointer by pushing extra registers.
3766 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3768 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3771 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3772 conversion to the operands of a multiplication.
3774 2008-03-12 Richard Guenther <rguenther@suse.de>
3776 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3777 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3778 * timevar.def (TV_TREE_PHIPROP): Add.
3779 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3780 pass description. Use TV_TREE_PHIPROP.
3781 * tree-ssa-forwprop.c: Remove phiprop code.
3783 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3786 * omp-low.c (maybe_lookup_decl): Constify first argument.
3787 (use_pointer_for_field): Change last argument from bool to
3788 omp_context *. Disallow shared copy-in/out in nested
3789 parallel if decl is shared in outer parallel too.
3790 (build_outer_var_ref, scan_sharing_clauses,
3791 lower_rec_input_clauses, lower_copyprivate_clauses,
3792 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3794 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3795 Ira Rosen <irar@il.ibm.com>
3797 * tree-vectorizer.c (free_stmt_vec_info): New function.
3798 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3799 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3800 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3801 * tree-vect-transform.c (vectorizable_conversion): Free
3802 vec_oprnds0 if it was allocated.
3803 (vect_permute_store_chain): Remove unused VECs.
3804 (vectorizable_store): Free VECs that are allocated in the..
3806 (vect_transform_strided_load, vectorizable_load): Likewise.
3807 (vect_remove_stores): Simplify the code.
3808 (vect_transform_loop): Move code to vect_remove_stores().
3809 Call vect_remove_stores() and free_stmt_vec_info().
3811 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3813 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3814 TARGET_HPUX. Revise comment.
3815 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3816 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3817 Use sr4 variant of `be' instruction when not generating PIC code.
3818 (attr_length_call): Adjust for above change.
3820 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3822 * ipa-reference.c (static_execute): Remove module_statics_const and
3823 associated setting code.
3825 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3828 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3829 predicate for operand 1.
3830 (paritysi2_cmp): Use register_operand predicate for operand 2.
3831 Use earlyclobber modifier for operand 1. Remove support for
3833 (paritydi2_cmp): Use register_operand predicate for operand 3.
3834 Use earlyclobber modifier for operand 1. Remove support for
3837 2008-03-11 Paul Brook <paul@codesourcery.com>
3838 Vladimir Prus <vladimir@codesourcery.com>
3840 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3841 (arm_compute_save_reg0_reg12_mask): Always
3842 check if register 11 must be saved. Always safe hard frame pointer
3843 when frame_pointer_needeed.
3844 (arm_compute_save_reg_mask): Save IP and PC
3845 only with apcs frames.
3846 (arm_output_epilogue): Adjust Thumb2 codepath to
3847 be also invoked and work for ARM non-apcs frames.
3848 (arm_expand_prologue): Don't bother saving IP
3849 for non-apcs frame, since it's not clobbered by
3850 prologue code. Implement non-apcs frame
3853 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3855 PR rtl-optimization/35281
3856 * expr.c (convert_move): Use a new pseudo for the intermediate
3857 from_mode->word_mode result.
3859 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3861 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3862 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3863 * toplev.c (compile_file): Don't call it.
3865 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3868 * expr.c (store_expr): Call emit_block_move if the mode
3869 of "temp" RTX is BLKmode.
3871 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3872 Richard Guenther <rguenther@suse.de>
3874 PR tree-optimization/31358
3875 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3876 the step with a NULL_TREE.
3877 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3878 to sizetype if type is a pointer type.
3879 (add_candidate_1): Don't convert the base and step to
3880 the generic type if the orginal type is a pointer type.
3881 (add_iv_value_candidates): Use sizetype for the step
3882 if type is a pointer type.
3883 (cand_value_at): Likewise.
3884 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3886 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3887 Don't convert the tem affine to the type.
3888 (add_elt_to_tree): Use sizetype for the step if a pointer.
3889 Use POINTER_PLUS_EXPR for pointers.
3890 (aff_combination_to_tree): Use sizetype for the step if a
3893 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3895 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3896 Remove commutativity hint.
3898 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3902 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3903 errorneous type. Check that v is a VAR_DECL.
3906 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3908 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3910 PR tree-optimization/35494
3911 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3912 may be overriden at link and run time.
3914 2008-03-10 Richard Guenther <rguenther@suse.de>
3916 PR tree-optimization/34677
3917 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3918 (poolify_tree): Likewise.
3919 (modify_expr_template): Likewise.
3920 (poolify_modify_stmt): Likewise.
3921 (insert_fake_stores): Handle all component-ref style stores
3922 in addition to INDIRECT_REF. Also handle complex types.
3923 Do not poolify the inserted load.
3924 (realify_fake_stores): Do not rebuild the tree but only
3925 make it a SSA_NAME copy.
3926 (init_pre): Remove initialzation of modify_expr_template.
3927 Do not allocate modify_expr_node_pool.
3928 (fini_pre): Do not free modify_expr_node_pool.
3930 2008-03-10 Paul Brook <paul@codesourcery.com>
3932 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3935 2008-03-10 Paul Brook <paul@codesourcery.com>
3936 Mark Shinwell <shinwell@codesourcery.com>
3938 * config/arm/cortex-r4.md: New.
3939 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3941 * config/arm/arm.md: Include cortex-r4.md.
3942 (insn): Add smmls, sdiv and udiv values.
3943 (generic_sched): Don't use generic scheduling for Cortex-R4.
3944 (arm_issue_rate): New function.
3945 (TARGET_SCHED_ISSUE_RATE): Define.
3947 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3949 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3951 2008-03-10 Richard Guenther <rguenther@suse.de>
3953 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3954 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3956 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3958 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3959 Set default to true.
3961 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3963 * c.opt (Wsynth): Deprecate.
3964 * doc/invoke.texi (Option Summary, Warning Options): Document
3965 -Wno-format-contains-nul.
3967 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3970 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3971 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3973 2008-03-09 Ira Rosen <irar@il.ibm.com>
3975 * config/rs6000/rs6000.c (builtin_description): Rename vector
3976 left shift operations.
3977 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3978 (altivec_vsl<VI_char>): Rename to ...
3979 (ashl<mode>3): ... new name.
3980 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3982 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3984 2008-03-08 Richard Guenther <rguenther@suse.de>
3986 * coverage.h (tree_coverage_counter_addr): Declare.
3987 * coverage.c (tree_coverage_counter_addr): New function.
3988 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3990 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3991 (tree_gen_one_value_profiler): Likewise.
3992 (tree_gen_ic_profiler): Likewise.
3993 (tree_gen_average_profiler): Likewise.
3994 (tree_gen_ior_profiler): Likewise.
3996 2008-03-08 Richard Guenther <rguenther@suse.de>
3998 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3999 (vn_binary_op_insert): Likewise.
4000 (vn_unary_op_lookup): Likewise.
4001 (vn_unary_op_insert): Likewise.
4002 (vn_nary_op_lookup): Declare.
4003 (vn_nary_op_insert): Likewise.
4004 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4005 and binary hashes, use a single obstack for unary_op_pool
4007 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4008 a single struct vn_nary_op_s. Store tree code length and
4009 a variable number of operands.
4010 (struct vn_reference_op_struct): Remove unused op2.
4011 (vn_reference_op_eq): Do not compare op2.
4012 (vn_reference_op_compute_hash): Do not compute hash of op2.
4013 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4014 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4015 with vn_nary_op_compute_hash.
4016 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4017 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4019 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4021 (visit_unary_op): Call nary functions.
4022 (visit_binary_op): Likewise.
4023 (process_scc): Adjust for struct vn_tables_s changes.
4024 (allocate_vn_table): Likewise.
4025 (free_vn_table): Likewise.
4026 * tree-vn.c (vn_add): Call nary functions.
4027 (vn_lookup): Likewise.
4029 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4032 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4033 wdst back after sync_compare_and_swapqhi_internal.
4035 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4038 * config/i386/i386-modes.def (V1DI): New vector mode.
4039 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4040 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4041 (MMXMODE248): Ditto.
4042 (MMXMODE): Add V1DI mode.
4043 (mmxvecsize): Change DI mode to V1DI mode.
4044 ("mov<mode>): Use MMXMODEI8 mode iterator.
4045 ("*mov<mode>_internal_rex64"): Ditto.
4046 ("*mov<mode>_internal"): Ditto.
4047 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4048 ("mmx_sub<mode>3"): Ditto.
4049 ("mmx_adddi3"): Remove insn pattern.
4050 ("mmx_subdi3"): Ditto.
4051 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4052 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4053 ("mmx_ashl<mode>3"): Ditto.
4054 ("mmx_lshrdi3"): Remove insn pattern.
4055 ("mmx_ashldi3"): Ditto.
4056 * config/i386/i386.c (classify_argument): Handle V1DImode.
4057 (function_arg_advance_32): Ditto.
4058 (function_arg_32): Ditto.
4059 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4060 mmx_addv1di3 insn pattern.
4061 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4062 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4063 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4064 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4065 Remove definitions of built-in functions.
4066 (V1DI_type_node): New node.
4067 (v1di_ftype_v1di_int): Ditto.
4068 (v1di_ftype_v1di_v1di): Ditto.
4069 (v2si_ftype_v2si_si): Ditto.
4070 (v4hi_ftype_v4hi_di): Remove node.
4071 (v2si_ftype_v2si_di): Ditto.
4072 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4073 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4074 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4075 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4076 Add new builtins using def_builtin_const.
4077 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4078 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4079 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4080 * config/i386/mmintrin.h (__v1di): New typedef.
4081 (_mm_add_si64): Cast arguments to __v1di type.
4082 (_mm_sub_si64): Ditto.
4083 (_mm_sll_pi16): Cast __count to __v4hi type.
4084 (_mm_sll_pi32): Cast __count to __v2si type.
4085 (_mm_sll_si64): Cast arguments to __v1di type.
4086 (_mm_srl_pi16): Cast __count to __v4hi type.
4087 (_mm_srl_pi32): Cast __count to __v2si type.
4088 (_mm_srl_si64): Cast arguments to __v1di type.
4089 (_mm_sra_pi16): Cast __count to __v4hi type.
4090 (_mm_sra_pi32): Cast __count to __v2si type.
4091 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4092 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4093 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4094 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4095 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4096 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4097 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4098 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4099 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4100 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4101 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4102 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4104 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4106 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4108 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4111 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4112 reg+const addressing for Altivec modes. Don't generate reg+reg
4113 addressing for TFmode or TDmode quantities.
4115 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4117 * c-common.c (vector_types_convertible_p): Call langhook
4118 instead of comptypes.
4120 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4123 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4124 integral and scalar float variables which have a
4127 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4129 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4130 dwarf_register_span hook when emitting unwind information for
4131 register-to-memory saves.
4132 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4133 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4135 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4137 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4138 for the same VAR_DECL.
4140 2008-03-06 Tom Tromey <tromey@redhat.com>
4143 * doc/standards.texi (Standards): Don't mention treelang.
4144 * doc/invoke.texi (Overall Options): Don't mention treelang.
4145 * doc/install.texi (Prerequisites): Don't mention bison or
4147 (Configuration): Don't mention treelang.
4148 (Building): Likewise.
4149 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4151 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4153 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4154 word-extractions out of a multi-word object.
4156 2008-03-06 Richard Guenther <rguenther@suse.de>
4158 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4159 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4160 result type and precision.
4161 * expr.c (get_inner_reference): Set unsignedp based on the result
4162 type of BIT_FIELD_REF.
4163 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4164 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4165 (try_instantiate_multiple_fields): Likewise. Use the correct type
4167 (sra_build_assignment): Likewise.
4168 (sra_build_elt_assignment): Likewise.
4169 (sra_explode_bitfield_assignment): Likewise.
4170 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4171 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4172 set BIT_FIELD_REF_UNSIGNED.
4173 (vectorizable_load): Likewise.
4175 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4177 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4180 2008-03-06 Richard Guenther <rguenther@suse.de>
4182 * alias.c (struct alias_set_entry): Move has_zero_child field
4183 to pack with alias_set.
4185 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4187 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4190 2008-03-05 Ian Lance Taylor <iant@google.com>
4192 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4194 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4196 * fwprop.c (update_df): Support width and offset parameters of
4198 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4199 global_conflicts): Change DF_REF_EXTRACT to either
4200 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4201 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4202 * df-scan.c (df_ref_record, df_defs_record,
4203 df_ref_create_structure, df_def_record_1, df_uses_record,
4204 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4205 df_bb_refs_collect, df_entry_block_defs_collect,
4206 df_exit_block_uses_collect): Support new width and offset fields.
4207 (ref_extract_pool): New storage pool.
4208 (df_free_ref): New function.
4209 (df_reg_chain_unlink, df_free_collection_rec,
4210 df_sort_and_compress_refs): Call df_free_ref.
4211 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4213 (df_ref_create_structure): Allocate df_ref_extract if offset and
4214 width fields are used.
4215 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4216 (df_uses_record): Get offset and width from ZERO_EXTRACT
4218 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4219 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4220 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4221 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4222 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4223 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4224 (df_ref_extract): New structure.
4225 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4226 (df_ref_create): Add width and offset parameters.
4228 2008-03-05 Richard Guenther <rguenther@suse.de>
4230 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4231 Use ranges_overlap_p.
4232 (offset_overlaps_with_access): Rename
4233 to ranges_overlap_p and move ...
4234 * tree-flow-inline.h (ranges_overlap_p): ... here.
4236 * tree.h (get_inner_reference, handled_component_p): Update
4239 * tree.h (record_component_aliases, get_alias_set,
4240 alias_sets_conflict_p, alias_sets_must_conflict_p,
4241 objects_must_conflict_p): Move declarations ...
4242 * alias.h (record_component_aliases, get_alias_set,
4243 alias_sets_conflict_p, alias_sets_must_conflict_p,
4244 objects_must_conflict_p): ... here.
4245 Include coretypes.h.
4246 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4248 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4250 * cfg.c: Include tree-flow.h.
4251 (remove_edge_raw): Call redirect_edge_var_map_clear.
4252 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4253 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4254 (redirect_edge_var_map_result): New.
4255 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4256 PENDING_STMT use with redirect_edge_var_map_*.
4257 * tree-ssa.c (edge_var_maps): New definition.
4258 (redirect_edge_var_map_add): New.
4259 (redirect_edge_var_map_clear): New.
4260 (redirect_edge_var_map_dup): New.
4261 (redirect_edge_var_map_vector): New.
4262 (redirect_edge_var_map_destroy): New.
4263 (ssa_redirect_edge): Replace PENDING_STMT use with
4264 redirect_edge_var_map_*.
4265 (flush_pending_stmts): Same.
4266 (delete_tree_ssa): Destroy edge var map.
4267 * tree-flow.h (struct _edge_var_map): New.
4268 Define edge_var_map vector type.
4269 Declare redirect_edge_var_map_* prototypes.
4270 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4271 * tree-cfg.c (reinstall_phi_args): Replace
4272 PENDING_STMT use with redirect_edge_var_map_*.
4274 2008-03-05 Richard Guenther <rguenther@suse.de>
4276 PR tree-optimization/35472
4277 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4278 whose single use_stmt has a overlapping set of loaded and
4279 stored symbols as that use_stmt might be a noop assignment then.
4281 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4283 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4285 2008-03-05 Richard Guenther <rguenther@suse.de>
4288 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4289 should be constants.
4290 * tree-cfg.c (verify_expr): Verify it.
4291 * fold-const.c (fold_truthop): Remove code generating
4292 BIT_FIELD_REFs of structure bases.
4293 (fold_binary): Likewise.
4294 (fold_ternary): Position and size of BIT_FIELD_REFs are
4295 always host integers.
4296 (make_bit_field_ref): Remove.
4297 (optimize_bit_field_compare): Remove.
4298 (all_ones_mask_p): Remove.
4300 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4303 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4304 (split_block_and_df_analyze): New. Split basic block and rebuild
4306 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4308 (split_pattern_seq): Likewise.
4309 (erase_matching_seqs): Likewise.
4310 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4312 2008-03-04 Geoff Keating <geoffk@apple.com>
4314 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4315 declaration and code.
4316 (tree_invalid_nonnegative_warnv_p): Likewise.
4318 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4320 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4321 examples. Truncate option-names then causing overfull hbox.
4323 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4326 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4328 * configure: Rebuilt.
4330 2008-03-04 Rafael Espindola <espindola@google.com>
4332 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4333 (tree_unary_nonnegative_warnv_p): New.
4334 (tree_binary_nonnegative_warnv_p): New.
4335 (tree_single_nonnegative_warnv_p): New.
4336 (tree_invalid_nonnegative_warnv_p): New.
4337 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4339 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4342 * opts.c (handle_option): Postpone 'unknown option' errors only for
4345 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4348 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4351 2008-03-04 Rafael Espindola <espindola@google.com>
4353 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4354 (tree_binary_nonzero_warnv_p): New.
4355 (tree_single_nonzero_warnv_p): New.
4356 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4358 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4361 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4362 transformations for modes that have signed zeros.
4363 * ifcvt.c (noce_try_abs): Ditto.
4365 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4367 * config/i386/i386.c (override_options): Force
4368 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4370 2008-03-04 Jan Hubicka <jh@suse.cz>
4373 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4376 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4378 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4379 label to probe the stack.
4381 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4383 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4384 (__gthr_win32_mutex_destroy): Declare.
4385 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4386 __gthr_win32_mutex_destroy.
4387 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4389 2008-03-03 Jan Hubicka <jh@suse.cz>
4392 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4393 aggressive on inlining cold calls.
4395 2008-03-03 Richard Guenther <rguenther@suse.de>
4397 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4398 struct copies into the expression table.
4399 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4400 (try_to_simplify): Likewise.
4401 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4402 integral and pointer arguments which do not change the
4403 precision to NOP_EXPRs.
4404 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4405 VIEW_CONVERT_EXPR case.
4407 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4409 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4410 defined in a loop at depth 0 is invariant.
4411 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4412 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4413 be called at loop depth 0.
4415 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4418 * gcc.c (process_command): Update copyright notice dates.
4419 * gcov.c (print_version): Likewise.
4420 * gcov-dump.c (print_version): Likewise.
4421 * mips-tfile.c (main): Likewise.
4422 * mips-tdump.c (main): Likewise.
4424 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4427 * c-common.c (flag_permissive): Delete.
4428 (constant_expression_warnings): Check flags first.
4429 (constant_expression_error): New.
4430 * c-common.h (flag_permissive): Delete.
4431 (constant_expression_error): Declare.
4432 * flags.h (flag_permissive): Declare. Update description.
4433 * diagnostic.c (pedwarn): Update.
4435 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4436 (permissive_error_kind): New.
4437 * toplev.c (flag_permissive): Define. Update description.
4438 * toplev.h (permissive_error_kind): Declare.
4439 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4440 (pedwarn_c90): Use pedantic_warning_kind.
4441 * c-opts.c (c_common_post_options): flag_permissive does not affect
4442 flag_pedantic_errors.
4444 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4446 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4447 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4448 __absvsi2, __absvDI2): Use unsigned arithmetic.
4450 2008-03-02 Andi Kleen <ak@suse.de>
4451 Richard Guenther <rguenther@suse.de>
4453 * struct-equiv.c: Remove file.
4454 * cfg_cleanup.c (condjump_equiv_p): Remove.
4455 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4456 (struct-equiv.o): Remove rule.
4457 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4458 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4459 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4461 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4463 * ifcvt.c (noce_process_if_block): Try to handle only the then
4464 block if the else block exists but isn't suitable.
4466 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4469 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4470 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4471 regression from previous patch.
4473 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4476 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4478 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4479 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4480 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4481 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4482 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4483 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4484 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4485 (__gthread_mutex_destroy_function): Rename to
4486 __gthread_mutex_destroy.
4487 * gthr-dce.h (__gthread_mutex_destroy): Call
4488 pthread_mutex_destroy.
4489 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4490 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4491 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4493 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4495 * df-scan.c (df_ref_chain_change_bb): Simplify.
4496 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4497 set_block_for_insn if there's any change.
4498 * df.h ((df_insn_change_bb): Fix prototype.
4499 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4500 df_insn_change_bb, don't call set_block_for_insn.
4501 * emit-rtl.c (reorder_insns): Likewise.
4502 * haifa-sched.c (move_insn): Likewise.
4504 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4506 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4508 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4510 * tree-flow-inline.h (next_readonly_imm_use): Return
4511 NULL_USE_OPERAND_P after the end.
4513 2008-03-01 Richard Guenther <rguenther@suse.de>
4515 PR tree-optimization/35411
4516 * tree-sra.c (sra_build_assignment): Split conversion to
4517 final type to a separate statement if we are not assigning
4520 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4522 * fold-const.c (fold_convertible_p): Correct the logic to follow
4523 that in fold_convert().
4525 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4528 * tree-inline.c (build_duplicate_type): When we make a
4529 duplicate type, make it unique in the canonical types system.
4531 2008-02-29 Tom Tromey <tromey@redhat.com>
4533 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4534 input_file_stack_history, input_file_stack_restored): Remove.
4535 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4536 * input.h (struct file_stack): Remove.
4537 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4538 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4540 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4542 (diagnostic_last_module_changed): Add 'map' argument.
4543 (diagnostic_set_last_function): Likewise.
4544 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4545 line map, not input_file_stack.
4546 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4548 2008-02-29 Paul Brook <paul@codesourcery.com>
4550 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4552 2008-02-29 Paul Brook <paul@codesourcery.com>
4554 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4556 2008-02-29 Richard Guenther <rguenther@suse.de>
4558 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4560 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4561 value for comparing for a store match.
4562 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4563 (try_to_simplify): Do not do a full-blown reference lookup.
4565 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4567 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4568 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4570 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4572 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4574 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4575 strides against cache sizes.
4577 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4579 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4582 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4584 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4585 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4586 is smaller than the original promoted value.
4587 (simplify_subreg): If OP is a SUBREG, try to preserve its
4588 SUBREG_PROMOTED_VAR_P information.
4590 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4592 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4593 (VN_INFO_GET): Allocate new objects on the obstack.
4594 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4595 for rpo_numbers_temp, for consistency.
4596 (free_scc_vn): Free the obstack.
4598 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4600 * doc/invoke.texi: Document -ftree-loop-distribution.
4601 * tree-loop-distribution.c: New.
4602 * tree-pass.h (pass_loop_distribution): New.
4603 * graphds.h (struct graph): Add htab_t indices.
4604 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4605 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4606 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4607 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4608 * tree-data-ref.c (debug_data_dependence_relations): New.
4609 (dump_data_dependence_relation): Also print data references.
4610 (free_data_ref): Extern.
4611 (same_access_functions): Moved...
4612 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4613 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4614 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4615 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4616 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4617 (stmts_from_loop): Skip LABEL_EXPR.
4618 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4620 (build_rdg): Initialize rdg->indices htab.
4621 (free_rdg, stores_from_loop, ref_base_address,
4622 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4623 have_similar_memory_accesses_1, ref_base_address_1,
4624 remove_similar_memory_refs): New.
4625 * tree-data-ref.h: Depend on tree-chrec.h.
4626 (debug_data_dependence_relations, free_data_ref): Declared.
4627 (same_access_functions): ... here.
4628 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4630 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4631 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4632 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4633 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4634 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4635 rdg_vertex_for_stmt): Declared.
4636 (struct rdg_edge): Add level.
4638 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4639 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4641 (rdg_has_similar_memory_accesses): New.
4642 * tree-vect-analyze.c: Remove unused static decls.
4643 * lambda.h (dependence_level): New.
4644 * common.opt (ftree-loop-distribution): New.
4645 * tree-flow.h (mark_virtual_ops_in_bb,
4646 slpeel_tree_duplicate_loop_to_edge_cfg,
4647 rename_variables_in_loop): Declared.
4648 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4649 (OBJS-common): Add tree-loop-distribution.o.
4650 (tree-loop-distribution.o): New rule.
4651 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4652 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4653 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4655 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4658 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4659 other than structures and unions.
4661 2008-02-28 Richard Guenther <rguenther@suse.de>
4664 2008-02-26 Richard Guenther <rguenther@suse.de>
4666 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4667 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4668 (lookup_decl_from_uid): Declare.
4669 (remove_decl_from_map): Likewise.
4670 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4671 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4672 (decl_for_uid_map): New global hashtable mapping DECL_UID
4674 (init_ttree): Allocate it.
4675 (insert_decl_to_uid_decl_map): New helper function.
4676 (make_node_stat): Insert new decls into the map.
4677 (copy_node_stat): Likewise.
4678 (lookup_decl_from_uid): New function.
4679 (remove_decl_from_map): Likewise.
4680 (print_decl_for_uid_map_statistics): New helper.
4681 (dump_tree_statistics): Call it.
4683 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4684 (referenced_var_iterator): Adjust.
4685 (FOR_EACH_REFERENCED_VAR): Adjust.
4686 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4687 (num_referenced_vars): Adjust.
4688 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4689 (first_referenced_var): Remove.
4690 (end_referenced_vars_p): Likewise.
4691 (next_referenced_var): Likewise.
4692 (referenced_var_iterator_set): New helper function.
4693 * tree-dfa.c (referenced_var_lookup): Adjust.
4694 (referenced_var_check_and_insert): Likewise.
4695 (remove_referenced_var): Likewise.
4696 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4697 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4698 (verify_call_clobbering): Likewise.
4699 (verify_memory_partitions): Likewise.
4700 (init_tree_ssa): Allocate bitmap instead of hashtable for
4702 (delete_tree_ssa): Adjust.
4703 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4704 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4705 (compute_tag_properties): Likewise.
4706 (set_initial_properties): Likewise.
4707 (find_partition_for): Likewise.
4708 (update_reference_counts): Likewise.
4709 (dump_may_aliases_for): Likewise.
4710 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4711 (add_call_clobber_ops): Likewise.
4712 (add_call_read_ops): Likewise.
4713 (get_asm_expr_operands): Likewise.
4714 * tree-into-ssa.c (dump_decl_set): Likewise.
4715 (update_ssa): Likewise.
4716 * tree-sra.c (scan_function): Likewise.
4717 (decide_instantiations): Likewise.
4718 (scalarize_parms): Likewise.
4719 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4720 (dsa_named_for): Likewise.
4721 * tree-ssa-structalias.c (update_alias_info): Likewise.
4722 (merge_smts_into): Likewise.
4724 2008-02-27 David Daney <ddaney@avtrex.com>
4727 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4728 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4729 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4730 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4731 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4733 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4736 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4737 (BUILT_IN_NEXTTOWARD): Remove.
4738 (BUILT_IN_NEXTTOWARDF): Ditto.
4739 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4740 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4742 2008-02-27 Tom Tromey <tromey@redhat.com>
4744 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4745 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4747 2008-02-27 Jan Beulich <jbeulich@novell.com>
4749 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4750 update the respective field on newdecl.
4752 2008-02-27 Revital Eres <eres@il.ibm.com>
4754 PR rtl-optimization/34999
4755 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4756 crossing edges that ends with a call insn.
4757 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4758 call insn and clear the EDGE_CROSSING flag of the crossing edge
4759 when fixing fallthru edges.
4761 2008-02-27 Richard Guenther <rguenther@suse.de>
4764 * fold-const.c (fold_unary): Return the correct argument,
4765 converted to the result type.
4767 2008-02-27 Richard Guenther <rguenther@suse.de>
4770 * expr.c (expand_expr_real_1): Assert on rotates that operate
4772 * fold-const.c (fold_binary): Use the types precision, not the
4773 bitsize of the mode if folding rotate expressions. Build rotates
4774 only for full modes.
4776 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4778 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4780 * c-pragma.c (pragma_ns_name): New typedef.
4781 (registered_pp_pragmas): New variable.
4782 (c_pp_lookup_pragma): New function.
4783 (c_register_pragma_1): If flag_preprocess_only, do nothing
4784 for non-expanded pragmas, for expanded ones push pragma's
4785 namespace and name into registered_pp_pragmas vector.
4786 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4787 flag_preprocess_only, don't register GCC pch_preprocess
4788 pragma if flag_preprocess_only.
4789 * c-opts.c (c_common_init): Call init_pragma even if
4790 flag_preprocess_only.
4791 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4792 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4793 cpp_register_pragma if flag_preprocess_only.
4795 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4798 * c-parser.c (c_parser_translation_unit): Warn for empty
4799 translation unit, not empty source file.
4801 2008-02-26 Paul Brook <paul@codesourcery.com>
4803 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4804 operand for Thumb-2.
4805 * config/arm/arm.h (reg_class): Add CORE_REGS.
4806 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4807 (BASE_REG_CLASS): Use CORE_REGS.
4808 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4809 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4810 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4811 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4812 ARM_REGNO_OK_FOR_INDEX_P.
4813 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4814 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4815 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4816 (ldm/stm peepholes): Ditto.
4817 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4818 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4819 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4820 * config/arm/constraints.md: Enable "k" constraint on ARM.
4822 2008-02-27 Ben Elliston <bje@au.ibm.com>
4824 * config/rs6000/rs6000.c: Annotate cache line size field in all
4825 instances of struct processor_costs.
4827 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4829 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4830 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4831 jump_bypass): New counters.
4832 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4833 * dce.c (gate_ud_dce): Same.
4834 (gate_fast_dce): Same.
4835 * dse.c (gate_dse1): New function.
4836 (gate_dse2): New function.
4837 (gate_dse): Merge results of new gate functions.
4838 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4839 (gate_handle_jump_bypass): Add dbg_cnt.
4840 (gate_handle_gcse): Add dbg_cnt.
4841 * ifcvt.c (gate_handle_if_conversion): Same.
4842 (gate_handle_if_after_combine): Same.
4843 (gate_handle_if_after_reload): Same.
4844 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4846 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4848 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4850 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4852 2008-02-26 Jason Merrill <jason@redhat.com>
4855 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4856 alone if it's the naming decl for the type's main variant.
4858 2008-02-26 Tom Tromey <tromey@redhat.com>
4860 * system.h (USE_MAPPED_LOCATION): Poison.
4861 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4862 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4863 (make_goto_expr_edges): Likewise.
4864 (remove_bb): Likewise.
4865 (execute_warn_function_return): Likewise.
4866 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4868 * c-common.c (fname_decl): Remove old location code.
4869 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4871 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4873 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4874 (gen_rtx_ASM_INPUT): Likewise.
4875 (gen_rtx_ASM_INPUT_loc): Likewise.
4876 (get_rtx_asm_OPERANDS): Remove.
4877 * cfglayout.c (insn_locators_alloc): Remove old location code.
4878 (set_curr_insn_source_location): Likewise.
4879 (curr_insn_locator): Likewise.
4880 * print-tree.c (print_node): Remove old location code.
4881 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4882 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4883 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4884 location_from_locus.
4885 (construct_exit_block): Remove old location code.
4886 * emit-rtl.c (force_next_line_note): Remove old location code.
4887 * profile.c (branch_prob): Remove old location code.
4888 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4889 LOC_LINE): Remove old-location variants.
4890 * langhooks.c (lhd_print_error_function): Remove old location
4892 * configure, config.in: Rebuilt.
4893 * configure.ac (--enable-mapped-location): Remove.
4894 * c-decl.c (c_init_decl_processing): Remove old location code.
4895 (finish_function): Likewise.
4896 * recog.c (decode_asm_operands): Remove old location code.
4897 * c-pch.c (c_common_read_pch): Remove old location code.
4898 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4900 * gimple-low.c (lower_function_body): Remove old location code.
4901 * toplev.c (unknown_location): Remove.
4902 (push_srcloc): Remove old-location variant.
4903 (process_options): Remove old location code.
4904 (lang_dependent_init): Likewise.
4905 * input.h (UNKNOWN_LOCATION): Move definition.
4906 (location_t): Undeprecate.
4907 (source_locus): Remove.
4908 (location_from_locus): Remove.
4909 (struct location_s): Remove.
4910 Remove all old-location code.
4911 (input_line, input_filename): Remove.
4912 * final.c (final_scan_insn): Remove old location code.
4913 * diagnostic.c (diagnostic_build_prefix): Remove
4914 USE_MAPPED_LOCATION test.
4915 * tree.h (gimple_stmt) <locus>: Now a location_t.
4916 (tree_exp) <locus>: Likewise.
4917 (DECL_IS_BUILTIN): Remove old-location variant.
4918 (annotate_with_file_line, annotate_with_locus): Likewise.
4919 (expr_locus, set_expr_locus): Update.
4920 * tree.c (build1_stat): Remove old location code.
4921 (last_annotated_node): Remove.
4922 (annotate_with_file_line): Remove old-location variant.
4923 (annotate_with_locus): Likewise.
4924 (expr_location): Remove old location code.
4925 (set_expr_location): Likewise.
4926 (expr_has_location): Likewise.
4927 (expr_locus): Likewise.
4928 (set_expr_locus): Likewise.
4929 (expr_filename): Don't use location_from_locus.
4930 (expr_lineno): Likewise.
4931 * rtl-error.c (location_for_asm): Remove old location code.
4932 * c-lex.c (cb_line_change): Remove old location code.
4933 (fe_file_change): Likewise.
4934 (cb_def_pragma): Likewise.
4935 (c_lex_with_flags): Likewise.
4936 * gengtype.c (do_typedef): Don't special-case location types.
4937 (define_location_structures): Remove.
4938 (main): Don't call define_location_structures.
4939 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4942 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4945 * builtins.def (BUILT_IN_STDARG_START): Remove.
4946 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4947 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4948 * tree-inline.c (inline_forbidden_p_1): Likewise.
4950 2008-02-26 Richard Guenther <rguenther@suse.de>
4952 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4953 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4954 (lookup_decl_from_uid): Declare.
4955 (remove_decl_from_map): Likewise.
4956 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4957 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4958 (decl_for_uid_map): New global hashtable mapping DECL_UID
4960 (init_ttree): Allocate it.
4961 (insert_decl_to_uid_decl_map): New helper function.
4962 (make_node_stat): Insert new decls into the map.
4963 (copy_node_stat): Likewise.
4964 (lookup_decl_from_uid): New function.
4965 (remove_decl_from_map): Likewise.
4966 (print_decl_for_uid_map_statistics): New helper.
4967 (dump_tree_statistics): Call it.
4969 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4970 (referenced_var_iterator): Adjust.
4971 (FOR_EACH_REFERENCED_VAR): Adjust.
4972 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4973 (num_referenced_vars): Adjust.
4974 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4975 (first_referenced_var): Remove.
4976 (end_referenced_vars_p): Likewise.
4977 (next_referenced_var): Likewise.
4978 (referenced_var_iterator_set): New helper function.
4979 * tree-dfa.c (referenced_var_lookup): Adjust.
4980 (referenced_var_check_and_insert): Likewise.
4981 (remove_referenced_var): Likewise.
4982 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4983 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4984 (verify_call_clobbering): Likewise.
4985 (verify_memory_partitions): Likewise.
4986 (init_tree_ssa): Allocate bitmap instead of hashtable for
4988 (delete_tree_ssa): Adjust.
4989 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4990 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4991 (compute_tag_properties): Likewise.
4992 (set_initial_properties): Likewise.
4993 (find_partition_for): Likewise.
4994 (update_reference_counts): Likewise.
4995 (dump_may_aliases_for): Likewise.
4996 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4997 (add_call_clobber_ops): Likewise.
4998 (add_call_read_ops): Likewise.
4999 (get_asm_expr_operands): Likewise.
5000 * tree-into-ssa.c (dump_decl_set): Likewise.
5001 (update_ssa): Likewise.
5002 * tree-sra.c (scan_function): Likewise.
5003 (decide_instantiations): Likewise.
5004 (scalarize_parms): Likewise.
5005 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5006 (dsa_named_for): Likewise.
5007 * tree-ssa-structalias.c (update_alias_info): Likewise.
5008 (merge_smts_into): Likewise.
5010 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5013 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5014 * c-opts.c (c_common_handle_option): Wall enables
5015 Wvolatile-register-var.
5016 * common.opt: Move Wvolatile-register-var to...
5019 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5021 * common.opt (Wlarger-than=): New.
5022 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5024 * opts.c (common_handle_option): Handle -Wlarger-than=.
5025 * optc-gen.awk: Likewise.
5026 * opth-gen.awk: Likewise.
5027 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5028 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5030 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5032 * c-common.c (match_case_to_enum_1): Add appropriate
5033 OPT_W* parameter to warning.
5034 (c_do_switch_warnings): Likewise.
5035 * c-typeck.c (warning_init): Add one more parameter following
5037 (push_init_level): Update call to warning_init.
5038 (pop_init_level): Likewise.
5039 (add_pending_init): Likewise.
5040 (output_init_element: Likewise.
5042 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5045 * toplev.c (toplev_main): If there are warnings or error, print
5046 errors for ignored options.
5047 * opts.c (ignored_options): New static variable.
5048 (postpone_unknown_option_error): New.
5049 (print_ignored_options): New.
5050 (handle_option): Postpone errors for unknown -Wno-* options.
5051 * opts.h (print_ignored_options): Declare.
5053 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5055 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5058 2008-02-25 Richard Guenther <rguenther@suse.de>
5061 2008-02-25 Richard Guenther <rguenther@suse.de>
5063 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5064 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5065 (lookup_decl_from_uid): Declare.
5066 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5067 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5068 (decl_for_uid_map): New global hashtable mapping DECL_UID
5070 (init_ttree): Allocate it.
5071 (insert_decl_to_uid_decl_map): New helper function.
5072 (make_node_stat): Insert new decls into the map.
5073 (copy_node_stat): Likewise.
5074 (lookup_decl_from_uid): New function.
5075 (print_decl_for_uid_map_statistics): New helper.
5076 (dump_tree_statistics): Call it.
5078 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5079 (referenced_var_iterator): Adjust.
5080 (FOR_EACH_REFERENCED_VAR): Adjust.
5081 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5082 (num_referenced_vars): Adjust.
5083 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5084 (first_referenced_var): Remove.
5085 (end_referenced_vars_p): Likewise.
5086 (next_referenced_var): Likewise.
5087 (referenced_var_iterator_set): New helper function.
5088 * tree-dfa.c (referenced_var_lookup): Adjust.
5089 (referenced_var_check_and_insert): Likewise.
5090 (remove_referenced_var): Likewise.
5091 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5092 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5093 (verify_call_clobbering): Likewise.
5094 (verify_memory_partitions): Likewise.
5095 (init_tree_ssa): Allocate bitmap instead of hashtable for
5097 (delete_tree_ssa): Adjust.
5098 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5099 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5100 (compute_tag_properties): Likewise.
5101 (set_initial_properties): Likewise.
5102 (find_partition_for): Likewise.
5103 (update_reference_counts): Likewise.
5104 (dump_may_aliases_for): Likewise.
5105 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5106 (add_call_clobber_ops): Likewise.
5107 (add_call_read_ops): Likewise.
5108 (get_asm_expr_operands): Likewise.
5109 * tree-into-ssa.c (dump_decl_set): Likewise.
5110 (update_ssa): Likewise.
5111 * tree-sra.c (scan_function): Likewise.
5112 (decide_instantiations): Likewise.
5113 (scalarize_parms): Likewise.
5114 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5115 (dsa_named_for): Likewise.
5116 * tree-ssa-structalias.c (update_alias_info): Likewise.
5117 (merge_smts_into): Likewise.
5119 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5122 * doc/invoke.texi (-fcx-limited-range): Document new option.
5123 * toplev.c (process_options): Handle -fcx-fortran-rules.
5124 * common.opt: Add documentation for -fcx-fortran-rules.
5126 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5129 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5130 actual behaviour and C99.
5132 2008-02-26 Ben Elliston <bje@au.ibm.com>
5134 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5135 (ASM_CPU_POWER6_SPEC): Likewise.
5136 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5137 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5138 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5140 2008-02-25 Richard Guenther <rguenther@suse.de>
5142 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5143 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5144 (lookup_decl_from_uid): Declare.
5145 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5146 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5147 (decl_for_uid_map): New global hashtable mapping DECL_UID
5149 (init_ttree): Allocate it.
5150 (insert_decl_to_uid_decl_map): New helper function.
5151 (make_node_stat): Insert new decls into the map.
5152 (copy_node_stat): Likewise.
5153 (lookup_decl_from_uid): New function.
5154 (print_decl_for_uid_map_statistics): New helper.
5155 (dump_tree_statistics): Call it.
5157 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5158 (referenced_var_iterator): Adjust.
5159 (FOR_EACH_REFERENCED_VAR): Adjust.
5160 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5161 (num_referenced_vars): Adjust.
5162 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5163 (first_referenced_var): Remove.
5164 (end_referenced_vars_p): Likewise.
5165 (next_referenced_var): Likewise.
5166 (referenced_var_iterator_set): New helper function.
5167 * tree-dfa.c (referenced_var_lookup): Adjust.
5168 (referenced_var_check_and_insert): Likewise.
5169 (remove_referenced_var): Likewise.
5170 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5171 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5172 (verify_call_clobbering): Likewise.
5173 (verify_memory_partitions): Likewise.
5174 (init_tree_ssa): Allocate bitmap instead of hashtable for
5176 (delete_tree_ssa): Adjust.
5177 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5178 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5179 (compute_tag_properties): Likewise.
5180 (set_initial_properties): Likewise.
5181 (find_partition_for): Likewise.
5182 (update_reference_counts): Likewise.
5183 (dump_may_aliases_for): Likewise.
5184 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5185 (add_call_clobber_ops): Likewise.
5186 (add_call_read_ops): Likewise.
5187 (get_asm_expr_operands): Likewise.
5188 * tree-into-ssa.c (dump_decl_set): Likewise.
5189 (update_ssa): Likewise.
5190 * tree-sra.c (scan_function): Likewise.
5191 (decide_instantiations): Likewise.
5192 (scalarize_parms): Likewise.
5193 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5194 (dsa_named_for): Likewise.
5195 * tree-ssa-structalias.c (update_alias_info): Likewise.
5196 (merge_smts_into): Likewise.
5198 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5201 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5202 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5203 * alias.h (nonoverlapping_memrefs_p): Likewise.
5205 2008-02-25 Jan Beulich <jbeulich@novell.com>
5207 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5208 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5209 __emultls_get_address, __emultls_register_common,
5210 __floatundi?f, and _Unwind_GetIPInfo.
5211 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5212 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5213 (gen_regparm_prefix): Likewise.
5214 (i386_nlm_encode_section_info): Sync with
5215 config/i386/winnt.c:i386_pe_encode_section_info().
5216 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5217 i386_nlm_mangle_decl_assembler_name): New.
5218 (netware_override_options): New.
5219 * config/i386/netware.h (netware_override_options): Declare.
5220 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5221 (i386_nlm_mangle_decl_assembler_name): Declare.
5222 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5224 2008-02-25 Ben Elliston <bje@au.ibm.com>
5227 * c-decl.c (grokdeclarator): Remove unused local variables
5228 `typedef_type' and `type_as_written'.
5230 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5231 unused local variable `has_hot_blocks'.
5232 (fix_crossing_conditional_branches): Remove unused local variable
5235 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5238 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5239 using DEF_C99_BUILTIN.
5240 (BUILT_IN_NANF): Ditto.
5241 (BUILT_IN_NANL): Ditto.
5243 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5244 Revital Eres <eres@il.ibm.com>
5246 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5247 regarding the order of two dependent insns in the same row.
5249 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5251 * stor-layout.c (layout_decl): Do not bump the alignment of a
5252 bit-field to more than byte alignment if it is packed.
5254 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5256 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5259 2008-02-24 Diego Novillo <dnovillo@google.com>
5261 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5264 * tree-vrp.c (vrp_evaluate_conditional): With
5265 -Wtype-limits, emit a warning when comparing against a
5266 constant outside the natural range of OP0's type.
5267 * c.opt (Wtype-limits): Move ...
5268 * common.opt (Wtype-limits): ... here.
5270 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5272 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5273 * config/rs6000/e300c2c3.md: New file.
5274 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5276 (rs6000_override_options): Add e300c2 and e300c3 cases to
5277 processor_target_table. Do not allow usage of Altivec or Spe
5278 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5279 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5280 * config/rs6000/rs6000.h (processor_type): Add
5281 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5282 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5283 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5284 and ppce300c3. Include e300c2c3.md.
5286 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5288 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5289 instead of TARGET_STRICT_ALIGN.
5291 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5293 * explow.c (memory_address): Assert that the generated address is
5296 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5299 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5300 * config/darwin-ppc-ldouble-patch.def: New file.
5301 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5302 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5303 SUBTARGET_INIT_BUILTINS if defined.
5304 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5307 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5310 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5311 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5313 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5316 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5317 file" warning condtional on -Winvalid-PCH.
5319 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5321 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5323 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5327 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5328 prevent reload from using MMX registers.
5329 (*mov<mode>_internal): Ditto.
5330 (*movv2sf_internal_rex64): Ditto.
5331 (*movv2sf_internal): Ditto.
5333 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5335 PR documentation/31569
5336 * doc/install.texi2html: Use makeinfo --no-number-sections.
5338 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5340 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5341 ensure that we can address an entire entity > 8 bytes. Don't
5342 generate reg+reg addressing for such data.
5344 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5346 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5347 strings when optimizing for size, unless the target cares about
5350 2008-02-22 Tom Tromey <tromey@redhat.com>
5352 * regclass.c (current_pass): Remove declaration.
5354 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5356 * config/avr/libgcc.S (__RAMPZ__): Define.
5357 (__do_copy_data): Add for devices with 128KB code memory.
5359 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5361 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5363 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5365 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5367 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5370 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5373 * c-typeck.c (build_binary_op): Warn about floating point
5374 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5376 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5379 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5380 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5382 (rs6000_override_options): Set altivec_abi as default, not override,
5383 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5384 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5385 is used; use new member spe_abi.
5386 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5387 spe_abi and altivec_abi.
5389 2008-02-22 Tomas Bily <tbily@suse.cz>
5391 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5393 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5396 * config.build (build_file_translate): Set to `CMD //c' only if
5398 * Makefile.in (build_file_translate): Improve comment.
5400 2008-02-21 Jan Hubicka <jh@suse.cz>
5402 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5403 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5404 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5406 2008-02-21 Michael Matz <matz@suse.de>
5409 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5411 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5413 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5414 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5416 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5417 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5418 SSE_VEC_FLOAT_MODE_P as insn constraint.
5419 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5420 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5421 sse4a_movntdf using MODEF mode iterator.
5422 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5423 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5424 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5425 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5426 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5427 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5428 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5430 2008-02-21 Richard Guenther <rguenther@suse.de>
5432 * tree.def (PAREN_EXPR): New tree code.
5433 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5435 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5436 * expr.c (expand_expr_real_1): Likewise.
5437 * tree-inline.c (estimate_num_insns_1): Likewise.
5438 * tree-complex.c (expand_complex_move): Likewise.
5439 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5442 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5445 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5447 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5450 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5452 * config/sh/sh.c (find_barrier): Don't go past
5453 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5455 2008-02-20 DJ Delorie <dj@redhat.com>
5457 * config/h8300/h8300.md (insv): Force source operand to be a register.
5459 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5460 as a jump, not as a plain insn.
5462 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5464 * doc/invoke.texi (Warning Options): Add new option
5465 -Wframe-larger-than=.
5466 (-Wframe-larger-than): Document.
5468 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5469 Add declarations for new option variables.
5471 * final.c (final_start_function): Check the frame size
5472 before emission and issue a Wframe-larger-than warning.
5474 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5475 Add definitions for new option variables.
5476 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5478 * common.opt (Wframe-larger-than=): New option.
5480 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5482 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5483 (<sse>_div<mode>3): Ditto.
5484 (<sse>_vmdiv<mode>3): Ditto.
5485 (<sse>_vmsqrt<mode>2): Ditto.
5486 (*smax<mode>3): Ditto.
5487 (sse5_frcz<mode>2): Ditto.
5488 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5491 2008-02-20 Richard Guenther <rguenther@suse.de>
5494 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5495 be happy with INTEGRAL_TYPE_P.
5497 2008-02-20 Richard Guenther <rguenther@suse.de>
5499 * fold-const.c (split_tree): Associate floatig-point expressions
5500 if flag_associative_math is set.
5502 2008-02-20 Richard Guenther <rguenther@suse.de>
5504 * tree.h (fold_real_zero_addition_p): Declare.
5505 * fold-const.c (fold_real_zero_addition_p): Export.
5506 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5507 floating-point operations with zero and one.
5509 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5511 * doc/install.texi: Correct references to CFLAGS, replacing them
5512 with BOOT_CFLAGS. Document flags used during bootstrap for
5515 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5517 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5518 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5519 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5521 (smin<mode>3): Ditto from similar patterns.
5522 (smax<mode>3): Ditto.
5523 (*ieee_smin<mode>3): Ditto.
5524 (*ieee_smax<mode>3): Ditto.
5525 * config/i386/sse.md (sse): New mode attribute.
5526 (mov<mode>): Macroize expander from movv4sf and movv2df using
5527 SSEMODEF2P mode iterator.
5528 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5529 SSE_VEC_FLOAT_MODE_P as insn constraint.
5530 (storent<mode>): Ditto.
5531 (storent<mode>): Macroize expander from storentsf and storentdf using
5532 MODEF mode iterator.
5533 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5534 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5535 (abs<mode>2): Ditto from similar patterns.
5536 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5537 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5538 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5539 (<sse>_vmsqrt<mode>2): Ditto.
5540 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5541 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5542 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5543 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5544 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5545 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5546 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5548 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5549 iterator and SSE_FLOAT_MODE_P as insn constraint.
5550 (<sse>_ucomi): Ditto from similar patterns.
5551 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5552 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5553 SSE_VEC_FLOAT_MODE_P as insn constraint.
5554 (vcond<mode>): Ditto from similar patterns.
5555 (and<mode>3, *and<mode>3): Ditto.
5556 (<sse>_nand<mode>3): Ditto.
5557 (ior<mode>3, *ior<mode>3): Ditto.
5558 (xor<mode>3, *xor<mode>3): Ditto.
5559 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5560 iterator and SSE_FLOAT_MODE_P as insn constraint.
5561 (*nand<mode>3): Ditto from similar patterns.
5562 (*ior<mode>3): Ditto.
5563 (*xor<mode>3): Ditto.
5565 2008-02-20 Ira Rosen <irar@il.ibm.com>
5567 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5568 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5569 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5571 2008-02-19 Jan Hubicka <jh@suse.cz>
5573 * predict.c (tree_bb_level_predictions): Remove variable next
5574 mistakely introduced by previous commit.
5576 2008-02-19 Jan Hubicka <jh@suse.cz>
5578 * predict.c (predict_paths_leading_to): Rewrite.
5579 (predict_paths_for_bb): New.
5580 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5582 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5585 * Makefile.in (build_file_translate): New.
5586 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5587 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5588 * configure.ac (build_file_translate): Substitute it.
5589 * configure: Regenerate.
5591 2008-02-19 Jan Hubicka <jh@suse.cz>
5593 PR rtl-optimization/34408
5594 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5597 2008-02-19 Jan Hubicka <jh@suse.cz>
5600 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5603 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5606 * config/i386/i386-modes.def: Revert the last DI alignment
5607 change until Ada people can look into it.
5609 2008-02-19 Nick Clifton <nickc@redhat.com>
5611 * opts.c (print_specific_help): Fix typo in --help text.
5613 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5616 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5617 32-bit inline asm without asm alternatives for host GCC < 3.0.
5619 2008-02-19 Richard Guenther <rguenther@suse.de>
5621 PR tree-optimization/34989
5622 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5623 Allow propagation to INDIRECT_REF if we can simplify only.
5625 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5627 * c-common.c (warn_for_collisions_1): Use appropriate option when
5630 2008-02-19 Nick Clifton <nickc@redhat.com>
5633 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5634 (handle_options): Fix indentation.
5635 (print_filtered_help): If no language-specific options were
5636 displayed tell the user how to list all the options supported by
5637 the language's front-end.
5638 (print_specific_help): Fix indentation and remove duplicate line.
5639 (common_handle_option): Handle the -v option.
5640 For --help enable the display of undocumented options if the -v
5641 switch has been included on the command line.
5642 For --help= check for overlaps in the arguments between the option
5643 classes and the language names and issue a warning when they
5644 cannot be disambiguated.
5645 * c.opt (v): Pass on to the common option handler.
5647 2008-02-19 Revital Eres <eres@il.ibm.com>
5649 * modulo-sched.c (sms_schedule): Change dump message when
5650 create_ddg function fails.
5651 (try_scheduling_node_in_cycle): Rename row to cycle.
5652 (print_partial_schedule): Rename CYCLE to ROW.
5654 2008-02-19 Christian Bruel <christian.bruel@st.com>
5655 Zdenek Dvorak <ook@ucw.cz>
5657 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5659 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5662 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5663 (*x86_movdicc_0_m1_se): Ditto.
5665 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5667 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5668 (CMPtype): Define as __gcc_CMPtype.
5669 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5670 (CMPtype): Define as __gcc_CMPtype.
5672 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5674 Support valgrind 3.3 for --enable-checking=valgrind.
5675 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5677 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5678 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5679 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5680 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5681 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5682 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5683 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5685 * ggc-zone.c: Similar.
5686 * ggc-page.c: Similar.
5688 2008-02-19 Paul Brook <paul@codesourcery.com>
5691 * config/arm/ieee754-df.S: Fix do_it typo.
5692 * config/arm/ieee754-sf.S: Fix do_it typo.
5694 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5697 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5698 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5699 (OPTION_MASK_ISA_SSE_SET): Likewise.
5700 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5701 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5702 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5703 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5704 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5705 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5706 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5707 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5708 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5709 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5710 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5711 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5712 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5713 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5714 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5715 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5716 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5717 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5718 (OPTION_MASK_ISA_SSE4): Removed.
5719 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5720 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5721 (override_options): Don't turn on implied SSE/MMX bits in
5724 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5726 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5729 2008-02-18 Joey Ye <joey.ye@intel.com>
5732 * tree-nested.c (insert_field_into_struct): Set type alignment
5733 to field alignment if the former is less than the latter.
5735 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5737 * BASE-VER: Set to 4.4.0.
5739 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5741 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5742 * doc/cfg.texi: Likewise.
5743 * doc/extend.texi: Likewise.
5744 * doc/gty.texi: Likewise.
5745 * doc/invoke.texi: Likewise.
5746 * doc/loop.texi: Likewise.
5747 * doc/md.texi: Likewise.
5748 * doc/passes.texi: Likewise.
5749 * doc/rtl.texi: Likewise.
5750 * doc/sourcebuild.texi: Likewise.
5751 * doc/tm.texi: Likewise.
5752 * doc/tree-ssa.texi: Likewise.
5754 2008-02-17 Richard Guenther <rguenther@suse.de>
5757 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5758 without default definition.
5760 2008-02-17 Richard Guenther <rguenther@suse.de>
5762 PR tree-optimization/35231
5763 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5766 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5769 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5770 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5771 libgcc_cmp_return mode.
5773 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5776 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5778 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5780 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5783 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5785 * doc/c-tree.texi: Use `@.' where appropriate.
5786 * doc/extend.texi: Likewise.
5787 * doc/install.texi: Likewise.
5788 * doc/invoke.texi: Likewise.
5789 * doc/loop.texi: Likewise.
5790 * doc/makefile.texi: Likewise.
5791 * doc/md.texi: Likewise.
5792 * doc/passes.texi: Likewise.
5793 * doc/standards.texi: Likewise.
5794 * doc/tm.texi: Likewise.
5796 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5799 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5801 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5802 rather than in entry_bb.
5804 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5806 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5807 libgcc_cmp_return mode.
5809 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5812 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5813 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5815 2008-02-15 Richard Guenther <rguenther@suse.de>
5816 Zdenek Dvorak <ook@ucw.cz>
5818 PR tree-optimization/35164
5819 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5820 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5821 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5822 Only propagate addresses which do not have abnormal SSA_NAMEs
5825 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5828 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5830 2008-02-15 Jan Hubicka <jh@suse.cz>
5833 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5835 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5838 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5839 when calculating alignment_pad.
5841 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5843 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5844 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5845 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5846 and STACK_BOUNDARY define.
5848 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5850 PR preprocessor/35061
5851 * c-pragma.c (handle_pragma_pop_macro): Check that
5852 pushed_macro_table has been allocated.
5854 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5857 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5858 (force_gimple_operand): Likewise.
5859 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5860 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5861 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5862 (find_interesting_uses_address): Check addressability and alignment
5863 of the base expression only after substituting bases of IVs into it.
5865 2008-02-14 Michael Matz <matz@suse.de>
5868 * function.c (instantiate_virtual_regs_in_insn): Reload address
5869 before falling back to reloading the whole operand.
5871 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5873 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5874 before the first section switch note.
5876 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5878 * doc/bugreport.texi: Update copyright years.
5879 * doc/c-tree.texi: Likewise.
5880 * doc/cfg.texi: Likewise.
5881 * doc/cpp.texi: Likewise.
5882 * doc/cppinternals.texi: Likewise.
5883 * doc/fragments.texi: Likewise.
5884 * doc/frontends.texi: Likewise.
5885 * doc/gcc.texi: Likewise.
5886 * doc/gty.texi: Likewise.
5887 * doc/hostconfig.texi: Likewise.
5888 * doc/implement-c.texi: Likewise.
5889 * doc/libgcc.texi: Likewise.
5890 * doc/loop.texi: Likewise.
5891 * doc/makefile.texi: Likewise.
5892 * doc/options.texi: Likewise.
5893 * doc/passes.texi: Likewise.
5894 * doc/rtl.texi: Likewise.
5895 * doc/sourcebuild.texi: Likewise.
5896 * doc/standards.texi: Likewise.
5897 * doc/tree-ssa.texi: Likewise.
5898 * doc/trouble.texi: Likewise.
5900 * doc/extend.texi: Use @: or add comma where appropriate.
5901 * doc/invoke.texi: Likewise.
5902 * doc/tm.texi: Likewise.
5904 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5907 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5910 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5912 * doc/md.texi (clz, ctz): Add reference.
5913 * doc/rtl.texi (clz, ctz): Likewise.
5915 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5918 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5921 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5923 * config/s390/s390.c (struct constant_pool): New field
5924 emit_pool_after added.
5925 (s390_mainpool_start): Set the emit_pool_after flag according
5926 to the section switch notes.
5927 (s390_mainpool_finish): Consider emit_pool_after when emitting
5928 the literal pool at the end of the function.
5929 (s390_chunkify_start): Force literal pool splits at section
5932 2008-02-13 Michael Matz <matz@suse.de>
5935 * var-tracking.c (clobber_variable_part): Correctly traverse the
5938 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5941 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5942 Add -fdump-ipa-inline.
5943 * tree-dump.c (dump_files): Remove tree-inlined dump.
5944 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5946 2008-02-12 Richard Guenther <rguenther@suse.de>
5948 PR tree-optimization/35171
5949 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5952 2008-02-12 Richard Guenther <rguenther@suse.de>
5955 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5956 value-preserving mode. Disallow final truncation.
5958 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5961 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5962 code from here to...
5963 (force_gimple_operand): ...here.
5965 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5968 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5969 non-compatible pointers.
5970 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5971 different FIELD_DECLs, try harder by comparing field offsets, sizes
5975 * function.c (match_asm_constraints_1): Don't replace the same input
5978 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5980 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5981 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5982 (expand_epilogue): Restore RAMPZ register.
5983 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5985 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5987 * config/i386/cygwin.asm: (__alloca): Correct calling
5988 convention and alignment.
5989 (__chkstk): Force 8 byte stack alignment.
5991 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5992 Richard Guenther <rguenther@suse.de>
5994 PR tree-optimization/33992
5995 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5996 the zero we compare against.
5998 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6001 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6002 to CloseHandle after unlocking to prevent accumulation of handle
6005 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6008 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6009 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6010 and update LABEL_NUSES during and after reload.
6012 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6015 * combine.c (simplify_if_then_else): Make sure the comparison is
6016 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6018 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6021 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6022 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6023 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6024 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6025 * tree.h (get_type_static_bounds): Likewise.
6027 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6029 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6030 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6031 Make -Wfoo language annotations match what the compiler outputs.
6033 2008-02-08 Sa Liu <saliu@de.ibm.com>
6035 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6036 intrinsics spu_convts, spu_convtu, spu_convtf.
6038 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6040 * doc/extend.texi (Function Attributes) <noinline>: Mention
6041 asm ("") as method to keep calls.
6043 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6046 * doc/options.texi (Options): Replace references to opts.sh with
6048 * opts-common.c: Likewise.
6049 * optc-gen.awk: Likewise.
6051 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6053 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6055 2008-02-07 Richard Henderson <rth@redhat.com>
6058 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6059 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6062 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6064 PR tree-optimization/35085
6065 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6066 for operand entry oe2 in addition to operand entry oe3 in order to
6067 expose more opportunities for vectorizer sum reduction.
6069 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6072 * Makefile.in (LIBS): Remove $(GMPLIBS).
6073 (cc1-dummy, cc1): Add $(GMPLIBS).
6075 2008-02-06 Jan Hubicka <jh@suse.cz>
6078 * i386.md (moddf_integer): Do not produce partial memory stalls for
6079 targets where it hurts.
6081 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6084 * optabs.c (expand_float): Do not check for decimal modes when
6085 expanding unsigned integer through signed conversion.
6087 2008-02-06 Nick Clifton <nickc@redhat.com>
6089 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6090 inside the clobber with a match_operand and duplicated operand
6091 number in the constraint.
6092 (ineqbranchsi): Delete redundant comment.
6094 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6096 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6097 builtin_define ("__USE_INIT_FINI__").
6098 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6100 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6102 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6104 PR documentation/30330
6105 * doc/invoke.texi (C++ Dialect Options)
6106 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6107 For each warning option -Wfoo that allows -Wno-foo, ensure both
6108 -Wfoo and -Wno-foo are listed in the option index. Fix index
6109 entry of -Wswitch-default, index -Wnormalized= including the
6110 `=', and -Wlarger-than-@var{len} including @var{len}.
6112 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6114 * config/i386/i386.md (floatunssisf2): Use
6115 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6116 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6117 Macroize expander using MODEF mode iterator.
6119 2008-02-05 Diego Novillo <dnovillo@google.com>
6121 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6124 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6126 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6129 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6131 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6134 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6135 to indicate if a message should be generated.
6136 (init_cumulative_args): Updated.
6137 (function_value_32): Likewise.
6139 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6141 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6143 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6146 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6147 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6149 2008-02-04 Diego Novillo <dnovillo@google.com>
6151 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6154 * tree-vrp.c (vrp_evaluate_conditional): With
6155 -Wtype-limits, emit a warning when comparing against a
6156 constant outside the natural range of OP0's type.
6158 2008-02-04 Richard Guenther <rguenther@suse.de>
6161 * expr.c (count_type_elements): Give for unions instead of
6164 2008-02-04 Richard Guenther <rguenther@suse.de>
6167 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6168 to TYPE_DOMAINs base type instead of using bitsizetype here.
6170 2008-02-03 Jason Merrill <jason@redhat.com>
6172 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6174 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6177 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6178 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6179 (RS/6000 and PowerPC Options): Fix typos and markup.
6180 * doc/passes.texi (Tree-SSA passes): Likewise.
6182 2008-02-02 Michael Matz <matz@suse.de>
6185 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6186 from record_last_reg_set_info.
6187 (record_last_reg_set_info): Take an RTX argument, iterate over all
6188 constituent hardregs.
6189 (record_last_set_info, record_opr_changes): Change calls to
6190 new signature or to record_last_reg_set_info_regno.
6192 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6194 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6196 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6198 PR rtl-optimization/34773
6199 * reg-notes.def (EQUAL): Mention significance of combination of
6200 REG_EQUAL and REG_RETVAL.
6201 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6202 insn that has a REG_RETVAL.
6204 2008-02-01 Roger Sayle <roger@eyesopen.com>
6207 * configure.ac (--enable-fixed-point): Disable unless explicitly
6209 * configure: Regenerate.
6211 2008-02-01 Richard Guenther <rguenther@suse.de>
6214 * invoke.texi (-finline-limit): Remove no longer true parts
6215 of the documentation. Note that there is no default value.
6217 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6218 Mark Mitchell <mark@codesourcery.com>
6219 Ben Elliston <bje@au.ibm.com>
6222 * doc/extend.texi (Other Builtins): Document.
6224 2008-01-31 Tom Browder <tom.browder@gmail.com>
6226 * doc/c-tree.texi (Types): Fix grammar.
6227 (Expression trees): Ditto.
6228 * doc/passes.texi (Tree-SSA passes): Ditto.
6230 * doc/configterms.texi (Configure Terms): Fix typo.
6231 * doc/cpp.texi (Common Predefined Macros): Ditto.
6232 * doc/md.texi (Machine Constraints): Ditto.
6234 * doc/makefile.texi (Makefile): Add comma.
6236 2008-01-31 Tom Browder <tom.browder@gmail.com>
6237 Gerald Pfeifer <gerald@pfeifer.com>
6239 * doc/sourcebuild.texi (Front End): Remove references to CVS
6240 and CVSROOT/modules.
6241 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6242 (Back End): Remove reference to CVS.
6244 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6247 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6249 (mips16_gp_pseudo_reg): ...here.
6250 * config/mips/mips.md (load_const_gp): Replace with...
6251 (load_const_gp_<mode>): ...this :P-based insn.
6253 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6255 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6256 options. Minor fixes.
6257 (-std): Move reference to standards closer to where language
6258 standards are first mentioned.
6260 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6262 PR rtl-optimization/34995
6263 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6264 parameter and return a bool. If the rtx parameter is nonnull,
6265 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6266 (find_reloads): Update call accordingly. Pass the new operand
6267 if it needed no address reloads, otherwise pass null.
6269 2008-01-30 Richard Henderson <rth@redhat.com>
6272 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6273 for unbounded arrays.
6275 2008-01-30 Silvius Rus <rus@google.com>
6277 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6279 2008-01-30 Jan Hubicka <jh@suse.cz>
6282 * i386.c (init_cumulative_args): Use real function declaration when
6285 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6287 PR rtl-optimization/34998
6288 * global.c (build_insn_chain): Treat non-subreg_lowpart
6289 SUBREGs of pseudos as clobbering all the words covered by the
6290 SUBREG, not just all the bytes.
6291 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6292 original df_ref rather than an extract parameter.
6293 (global_conflicts): Update call accordingly.
6295 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6297 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6298 the overflow check to make it easier to read.
6299 (__fixtfdi): Change the type of the ll member in union
6300 long_double to UDItype_x.
6302 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6305 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6306 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6307 * tree-inline.c (fold_marked_statements): Call
6308 cgraph_update_edges_for_call_stmt if folding a call statement.
6309 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6310 debug_generic_stmt calls, reset it back afterwards.
6313 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6315 * c-typeck.c (build_external_ref): Don't pedwarn about
6316 static vars in current function's scope.
6318 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6320 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6322 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6325 * ipa-struct-reorg.c: Fix spelling.
6326 * params.def: Ditto.
6328 2008-01-29 Richard Guenther <rguenther@suse.de>
6331 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6333 * tree-inline.c (remap_type): Increment remapping_type_depth
6334 around remapping types.
6335 (copy_body_r): Only add referenced variables if they are referenced
6336 from code, not types.
6338 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6349 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6350 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6352 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6355 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6356 pointer for tiny stack.
6358 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6360 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6362 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6364 * config/vx-common.h: Fix typo in comment.
6366 2008-01-28 Ian Lance Taylor <iant@google.com>
6370 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6371 coalesce pointers if they have different DECL_NO_TBAA_P values.
6372 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6373 between variables with different DECL_NO_TBAA_P values.
6375 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6378 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6379 are not legitimate small data references on SPE targets.
6381 2008-01-28 David Daney <ddaney@avtrex.com>
6383 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6385 2008-01-28 David Daney <ddaney@avtrex.com>
6387 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6389 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6391 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6392 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6393 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6394 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6395 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6396 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6397 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6398 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6400 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6402 * basic-block.h (condjump_equiv_p): Fix comment.
6404 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6406 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6407 print_generic_stmt_indented): Fix comment.
6409 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6411 * configure.ac (__stack_chk_fail): Add detecion for availability
6412 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6413 * configure: Regenerate.
6415 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6418 * final.c (output_addr_const): Handle TRUNCATE.
6420 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6423 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6424 (zero_cost, infinite_cost): New constants.
6425 (struct cost_pair): Change type of cost to comp_cost.
6426 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6427 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6429 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6430 split_address_cost, ptr_difference_cost, difference_cost,
6431 get_computation_cost_at, get_computation_cost,
6432 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6433 determine_use_iv_cost_condition, determine_use_iv_costs,
6434 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6435 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6436 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6437 Change type of cost to comp_cost.
6438 (determine_iv_cost): Increase cost of non-original ivs, instead
6439 of decreasing the cost of original ones.
6440 (get_address_cost): Indicate the complexity of the addressing mode
6442 (try_add_cand_for): Prefer using ivs not specific to some object.
6443 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6445 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6446 Janis Johnson <janis187@us.ibm.com>
6449 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6450 (TARGET_INSTANTIATE_DECLS): Likewise.
6451 * target.h (expand_to_rtl_hook): New target hook.
6452 (instantiate_decls): Likewise.
6453 * function.c (instantiate_decl): Make non-static. Rename to...
6454 (instantiate_decl_rtl): ... this.
6455 (instantiate_expr): Use instantiate_decl_rtl.
6456 (instantiate_decls_1): Likewise.
6457 (instantiate_decls): Likewise.
6458 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6459 * function.h (instantiate_decl_rtl): Add prototype.
6460 * cfgexpand.c (target.h): New include.
6461 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6462 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6463 (TARGET_INSTANTIATE_DECLS): Likewise.
6464 (TARGET_INITIALIZER): New target hooks added.
6465 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6467 * config/rs6000/rs6000.c (tree-flow.h): New include.
6468 (machine_function): Add sdmode_stack_slot field.
6469 (rs6000_alloc_sdmode_stack_slot): New function.
6470 (rs6000_instantiate_decls): Likewise.
6471 (rs6000_secondary_memory_needed_rtx): Likewise.
6472 (rs6000_check_sdmode): Likewise.
6473 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6474 (TARGET_INSTANTIATE_DECLS): Likewise.
6475 (rs6000_hard_regno_mode_ok): Allow SDmode.
6476 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6477 (rs6000_emit_move): Handle SDmode.
6478 (function_arg_advance): Likewise.
6479 (function_arg): Likewise.
6480 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6481 SDmode var args for 32-bit compiles.
6482 (rs6000_secondary_reload_class): Handle SDmode.
6483 (rs6000_output_function_epilogue): Likewise.
6484 (rs6000_function_value): Simplify if statement.
6485 (rs6000_libcall_value): Likewise.
6486 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6487 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6488 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6489 (movsd_hardfloat): New define_insn.
6490 (movsd_softfloat): Likewise.
6491 (movsd_store): Likewise.
6492 (movsd_load): Likewise.
6493 (extendsddd2): Likewise.
6494 (extendsdtd2): Likewise.
6495 (truncddsd2): Likewise.
6496 (movdd_hardfloat64): Fixup comment.
6497 (UNSPEC_MOVSD_LOAD): New constant.
6498 (UNSPEC_MOVSD_STORE): Likewise.
6500 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6503 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6505 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6506 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6507 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6510 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6513 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6514 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6515 __LONGDOUBLE128 too.
6516 * config/rs6000/aix61.h: New file.
6518 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6520 PR rtl-optimization/34959
6521 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6522 popcount and parity rtxes the same mode as their operand.
6523 Truncate or extend the result to the return value's mode
6526 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6529 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6530 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6531 to GOT_VERSION_REGNUM.
6532 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6533 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6534 * config/mips/mips.c (mips_emit_call_insn): New function.
6535 (mips_call_tls_get_addr): Call mips_expand_call directly.
6536 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6538 (mips16_build_call_stub): Likewise. Return the call insn or null.
6539 (mips_expand_call): Update the call to mips16_build_call_stub
6540 accordingly and a remove redundant condition. Assert that MIPS16
6541 stubs do not use lazy binding. Use mips_emit_call_insn and return
6543 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6545 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6546 (mips_avoid_hazard): Remove hazard_set handling.
6547 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6548 (UNSPEC_RESTORE_GP): ...this.
6549 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6550 (FAKE_CALL_REGNO): Rename to...
6551 (GOT_VERSION_REGNUM): ...this.
6552 (type): Add "ghost" value. Add an associated insn reservation.
6553 (hazard_set): Remove.
6554 (exception_receiver): Rename to...
6555 (restore_gp): ...this and update the unspec identifier accordingly.
6556 (exception_receiver, nonlocal_got_receiver): New expanders.
6557 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6558 FAKE_CALL_REGNO. Remove hazard_set attribute.
6559 (set_got_version, update_got_version): New patterns.
6561 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6564 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6566 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6569 * doc/install.texi2html: Generate gcc-vers.texi.
6571 2008-01-25 DJ Delorie <dj@redhat.com>
6573 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6575 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6577 * config/c4x: Remove directory.
6578 * config.gcc (crx-*, mt-*): Mark obsolete.
6579 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6580 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6581 sh-*-rtemscoff*): Remove cases.
6582 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6583 * real.c (encode_c4x_single, decode_c4x_single,
6584 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6585 c4x_extended_format): Remove.
6586 * real.h (c4x_single_format, c4x_extended_format): Remove.
6587 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6589 (Pragmas): Remove comment about c4x pragmas.
6590 * doc/install.texi (c4x): Remove target-specific instructions.
6591 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6592 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6593 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6594 refer to C4x source files as examples.
6595 (C4X_FLOAT_FORMAT): Remove documentation.
6597 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6599 * config/bfin/bfin.c (override_options): Reorder tests so that
6600 flag_pic gets enabled for -msep-data.
6602 2008-01-25 Richard Guenther <rguenther@suse.de>
6605 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6606 to its bitfield precision if required.
6608 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6611 * tree-nested.c (walk_omp_for): New function.
6612 (convert_nonlocal_reference, convert_local_reference): Call
6613 walk_omp_for on OMP_FOR.
6614 (convert_call_expr): Call walk_body on OMP_FOR's
6615 OMP_FOR_PRE_INIT_BODY.
6617 2008-01-25 Richard Guenther <rguenther@suse.de>
6619 PR tree-optimization/34966
6620 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6621 default defs and PHI_NODEs we have to insert after the
6624 2008-01-24 Nick Clifton <nickc@redhat.com>
6626 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6627 Provide a default definition.
6628 (LIBGCC2_UNITS_PER_WORD): Likewise.
6630 * config/stormy16/stormy16.c: Include df.h for the prototype
6631 for df_regs_ever_live_p.
6632 (xstormy16_expand_builtin_va_start): Convert the stack offset
6633 into a component_ref and then use POINTER_PLUS_EXPR to add it
6634 to the incoming_virtual_args_rtx.
6635 (xstormy16_gimplify_va_arg_expr): Rename to
6636 xstormy16_gimplify_va_arg_expr.
6637 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6638 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6639 xstormy16_gimplify_va_arg_expr.
6640 Fix up some formatting issues.
6642 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6643 Move to predicates.md.
6644 (xs_hi_general_operand): Likewise.
6645 (xs_hi_nonmemory_operand): Likewise.
6646 * config/stormy16/predicates.md:
6647 (xstormy16_carry_plus_operand): New predicate.
6648 (xs_hi_general_operand): New predicate.
6649 (xs_hi_nonmemory_operand): New predicate.
6650 * config/stormy16/stormy16-protos.h:
6651 (xstormy16_carry_plus_operand): Delete prototype.
6652 (xs_hi_general_operand): Likewise.
6653 (xs_hi_nonmemory_operand): Likewise.
6655 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6656 modifiers as they are no longer needed and they can trigger
6657 reload spill failures.
6659 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6660 with a match_operand in order to help reload.
6662 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6663 constraint with 'e' for the 8th alternative as this version of
6664 the mov.w instruction only accepts the lower 8 registers.
6666 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6669 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6670 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6673 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6676 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6678 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6680 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6682 (remove_structure): Update allocations list before removing structure.
6684 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6686 * ipa-struct-reorg.c (is_safe_cond_expr,
6687 create_new_stmts_for_cond_expr): Use integer_zerop function,
6688 that recognize not only zero-pointer, but zero-integer too.
6690 2008-01-25 Ben Elliston <bje@au.ibm.com>
6693 * fixproto: Escape "." in sed expression that strips leading "./".
6695 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6698 * gcc.c (SWITCH_OK): Removed.
6699 (SWITCH_LIVE): Changed to bit.
6700 (SWITCH_FALSE): Likewise.
6701 (SWITCH_IGNORE): Likewise.
6702 (switchstr): Change live_cond to unsigned int.
6703 (process_command): Replace SWITCH_OK with 0.
6704 (do_self_spec): Likewise.
6705 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6706 (give_switch): Likewise.
6707 (used_arg): Likewise.
6708 (do_spec_1): Set the SWITCH_IGNORE bit.
6709 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6710 bits. Set the SWITCH_LIVE bit.
6712 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6714 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6716 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6718 PR tree-optimization/34472
6719 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6720 parameter to a "bool *" and set *DATA to false if there is
6721 an unsafe access. Do not delete the structure here.
6722 (check_cond_exprs): Delete it here instead.
6723 (check_cond_exprs, exclude_cold_structs): Do not increase
6724 I when removing a structure.
6726 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6729 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6730 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6732 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6735 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6736 a fixed vector for stack.
6738 2008-01-24 Ben Elliston <bje@au.ibm.com>
6741 * doc/gcc.texi (Software development): Add a direntry for g++.
6743 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6745 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6746 stale and straggling -fforce-addr comments above.
6748 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6750 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6751 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6753 2008-01-23 Michael Matz <matz@suse.de>
6756 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6759 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6761 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6764 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6766 * config/avr/avr.c (avr_current_arch): New variable.
6767 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6768 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6769 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6770 (avr_override_options): Init 'avr_current_arch'.
6771 (base_arch_s): Move from here...
6772 * config/avr/avr.h (base_arch_s): ... here. Add new members
6773 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6774 'mega' to 'have_jmp_call'.
6775 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6776 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6778 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6780 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6781 MULTILIB_MATCHES): (Ditto.).
6783 2008-01-23 Richard Guenther <rguenther@suse.de>
6786 * cgraphunit.c (cgraph_reset_node): Always mark the node
6787 not reachable if it is not queued already.
6789 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6791 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6792 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6793 (cputype_selected): New static variable.
6794 (bfin_handle_option): Set it if -mcpu is used.
6795 (override_option): Select default set of workarounds if no cpu type
6796 selected on the command line.
6797 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6799 From Michael Frysinger <michael.frysinger@analog.com>
6800 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6801 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6803 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6804 for bf547, bf523, bf524, and bf526.
6805 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6807 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6808 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6809 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6810 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6811 * doc/invoke.texi (Blackfin Options): Document that
6812 -mcpu now accept bf547, bf523, bf524, and bf526.
6814 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6816 PR rtl-optimization/34628
6817 * combine.c (try_combine): Stop and undo after the first combination
6818 if an autoincrement side-effect on the first insn has effectively
6821 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6824 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6825 Offset addresses are not valid for Altivec or paired float modes.
6827 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6830 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6831 if DECL_INITIAL (decl) is error_mark_node.
6834 * c-common.c (handle_vector_size_attribute): Only allow
6835 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6836 the same way as pointer, array etc. types.
6837 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6840 * tree.c (build_type_attribute_qual_variant): Call
6841 build_qualified_type if attributes are equal, but quals are not.
6843 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6846 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6847 * flags.h (warn_strict_aliasing): Remove.
6848 (warn_strict_overflow): Remove.
6849 * opts.c (warn_strict_aliasing): Remove.
6850 (warn_strict_overflow): Remove.
6851 * c-opts.c (c_common_handle_option): -Wall only sets
6852 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6853 (c_common_post_options): Give default values to -Wstrict-aliasing
6854 and -Wstrict-overflow if they are uninitialized.
6855 * common.opt (Wstrict-aliasing): Specify Var and Init.
6856 (Wstrict-overflow): Likewise.
6858 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6860 PR rtl-optimization/26854
6861 PR rtl-optimization/34400
6862 PR rtl-optimization/34884
6863 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6865 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6866 (df_rd_bb_info.expanded_lr_out): Deleted
6867 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6868 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6869 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6870 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6871 Removed code to allocate, initialize or free expanded_lr_out.
6872 (df_rd_bb_local_compute_process_def): Restructured to make more
6874 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6875 sets if the sets are being trimmed.
6877 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6880 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6881 (as_vers): Likewise.
6882 * configure: Regenerated.
6884 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6887 * tree-pass.h (pass_build_alias): New pass.
6888 * tree-ssa-alias.c (gate_build_alias): New.
6889 (pass_build_alias): New.
6890 * passes.c (init_optimization_passes): Add pass_build_alias after
6891 pass_create_structure_vars.
6893 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6895 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6896 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6897 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6898 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6899 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6900 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6901 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6902 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6903 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6904 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6905 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6906 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6907 * config/s390/s390.md (FP_ALL): New mode iterator.
6908 (_d): New mode attribute.
6909 ("*signbit<mode>2>"): Changed mode of first operand.
6910 ("isinf<mode>2"): Changed mode of first operand.
6911 ("*TDC_insn"): Adaptation for DFP modes.
6913 2008-01-22 Ben Elliston <bje@au.ibm.com>
6915 * tree.c (check_qualified_type): Improve function description.
6917 2008-01-21 Jason Merrill <jason@redhat.com>
6920 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6921 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6924 2008-01-21 DJ Delorie <dj@redhat.com>
6926 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6929 2008-01-21 Richard Guenther <rguenther@suse.de>
6932 * tree-cfg.c (verify_expr): Allow all invariant expressions
6933 instead of just constant class ones as reference argument.
6934 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6935 like any other constant.
6936 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6938 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6940 * regmove.c (fixup_match_1): Update call crossed frequencies.
6942 2008-01-21 Richard Guenther <rguenther@suse.de>
6945 * tree-inline.c (setup_one_parameter): Deal with mismatched
6946 types using a VIEW_CONVERT_EXPR.
6948 2008-01-21 Alon Dayan <alond@il.ibm.com>
6949 Olga Golovanevsky <olga@il.ibm.com>
6951 PR tree-optimization/34701
6952 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6953 when the structure size is not a power of 2.
6955 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6957 * doc/install.texi: Add doc for --enable-checking=df.
6959 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6961 PR rtl-optimization/34808
6962 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6964 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6966 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6969 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6971 PR rtl-optimization/26854
6972 PR rtl-optimization/34400
6973 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6975 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6976 (df_rd_bb_info.expanded_lr_out): New.
6977 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6978 * loop_iv.c (iv_analysis_loop_init): Ditto.
6979 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6980 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6981 Added code to allocate, initialize or free expanded_lr_out.
6982 (df_rd_bb_local_compute_process_def): Restructured to make
6983 more understandable.
6984 (df_rd_confluence_n): Add code to do nothing with fake edges and
6985 code to no apply invalidate_by_call sets if the sets are being trimmed.
6986 (df_lr_local_finalize): Renamed to df_lr_finalize.
6987 (df_live_local_finalize): Renamed to df_live_finalize.
6989 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6992 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6993 deciding whether to use reciprocal instructions.
6995 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6997 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6998 dwarf2out_note_section_used if cold_text_section is NULL.
7000 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7002 PR gcov-profile/34610
7003 * tree-cfg.c (make_edges): Mark both outgoing edges from
7004 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7005 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7006 from OMP_FOR and OMP_CONTINUE outgoing edges.
7008 * tree-profile.c (tree_profiling): Return early if
7009 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7011 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7012 from cfun to child_cfun.
7013 * function.h (struct function): Add after_tree_profile bit.
7015 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7017 * config/avr/avr.S (_exit): Disable interrupt.
7019 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7020 Steven Bosscher <stevenb.gcc@gmail.com>
7022 PR rtl-optimization/26854
7023 PR rtl-optimization/34400
7024 * df-problems.c (df_live_scratch): New scratch bitmap.
7025 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7026 (df_live_reset): Clear the proper bitmaps.
7027 (df_live_bb_local_compute): Only process the artificial defs once
7028 since the order is not important.
7029 (df_live_init): Init the df_live sets only with the variables
7030 found live by df_lr.
7031 (df_live_transfer_function): Use the df_lr sets to prune the
7032 df_live sets as they are being computed.
7033 (df_live_free): Free df_live_scratch.
7035 2008-01-18 Ian Lance Taylor <iant@google.com>
7037 * common.opt: Add fmerge-debug-strings.
7038 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7039 flag_merge_debug_strings rather than flag_merge_constants.
7040 * doc/invoke.texi (Option Summary): Mention
7041 -fmerge-debug-strings.
7042 (Debugging Options): Document -fmerge-debug-strings.
7044 2008-01-18 Ian Lance Taylor <iant@google.com>
7047 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7048 (struct tree_function_decl): Add new field operator_new_flag.
7049 * tree-inline.c (expand_call_inline): When inlining a call to
7050 operator new, force the return value to go into a variable, and
7051 set DECL_NO_TBAA_P on that variable.
7052 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7054 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7057 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7058 DWARF2_DEBUGGING_INFO.
7059 (dwarf2out_note_section_used): Ditto. Add prototype.
7060 (have_multiple_function_sections, text_section_used,
7061 cold_text_section_used, *cold_text_sections): Move declarations
7064 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7066 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7067 field and add signal_ra.
7068 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7069 assignments to frame state pc. Move end of stack check after
7070 MD_FALLBACK_FRAME_STATE_FOR.
7071 (uw_update_context_1): Use frame state signal_regs if set, instead
7072 of checking signal_frame flag.
7073 (uw_update_context): Use frame state signal_ra if set.
7074 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7075 * config/xtensa/linux-unwind.h: New file.
7077 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7079 * modulo-sched.c (get_sched_window): Fix comment typo.
7081 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7083 PR tree-optimization/34648
7084 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7086 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7088 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7089 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7091 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7093 PR rtl-optimization/34400
7094 * df-core.c (df_worklist_dataflow_overeager,
7095 df_worklist_dataflow_doublequeue): New functions.
7096 (df_worklist_dataflow): Two different worklist solvers.
7097 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7100 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7103 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7104 and ftree-parallelize-loops.
7106 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7108 PR rtl-optimization/34826
7109 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7111 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7113 * global.c (find_reg): Mark the eh regs as used if necessary.
7114 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7115 * ra.h (struct allocno): no_eh_reg field added. Changed
7116 no_stack_reg type to bitfield.
7118 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7120 * tree.c (substitute_in_expr): Add missing 'break'.
7122 2008-01-17 Richard Guenther <rguenther@suse.de>
7124 PR tree-optimization/34825
7125 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7126 x / x as division to handle.
7128 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7130 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7131 "-pthread" is specified.
7132 * pa-hpux11.h (LIB_SPEC): Likewise.
7134 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7135 Peter Bergner <bergner@vnet.ibm.com>
7137 PR rtl-optimization/33796
7138 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7140 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7142 PR libgfortran/34699
7143 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7145 * pa-hpux10.h (LINK_SPEC): Likewise.
7146 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7148 2008-01-16 Richard Guenther <rguenther@suse.de>
7151 * fold-const.c (fold_convert_const_int_from_int): Do not
7152 set overflow if that occured only because of a sign extension
7153 change when converting from/to a sizetype with the same
7154 precision and signedness.
7156 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7159 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7160 location address to the correct place. Update copyright year.
7162 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7164 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7165 no dependences in the dependence_relations vector.
7167 2008-01-16 Jan Hubicka <jh@suse.cz>
7169 PR rtl-optimization/31396
7170 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7171 * cfg.c (dump_reg_info): Print it.
7172 * regs.h (struct reg_info_t): add freq_calls_crossed.
7173 (REG_FREQ_CALLS_CROSSED): New macro.
7174 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7175 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7176 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7177 regmove_optimize): Update call crossed frequencies.
7178 * local-alloc.c (struct qty): Add freq_calls_crossed.
7179 (alloc_qty): Copute freq_calls_crossed.
7180 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7181 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7182 * ra.h (struct allocno): Add freq_calls_crossed.
7184 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7186 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7187 libgomp when compiling with ftree-parallelize-loops.
7188 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7190 2008-01-16 Richard Guenther <rguenther@suse.de>
7192 PR tree-optimization/34769
7193 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7194 * tree.c (int_cst_value): Instead make this function more
7195 permissive in what it accepts as valid input. Document this
7196 function always sign-extends the value.
7198 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7199 Richard Guenther <rguenther@suse.de>
7202 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7203 (gimple_fold_indirect_ref_rhs): ... this.
7204 (gimple_fold_indirect_ref): New function with foldings
7205 that preserve lvalueness.
7206 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7207 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7208 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7209 to fold an INDIRECT_REF, fall back to the old use of
7210 fold_indirect_ref_1.
7212 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7214 * tree-data-ref.c (subscript_dependence_tester_1): Call
7215 free_conflict_function.
7216 (compute_self_dependence): Same.
7218 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7221 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7222 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7224 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7225 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7226 for DWARF2_UNWIND_INFO targets.
7228 2008-01-16 Richard Guenther <rguenther@suse.de>
7231 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7232 type qualifiers for function types.
7234 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7236 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7237 loop_iterator li from previous commit.
7239 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7241 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7243 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7245 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7246 (parallelize_loops): Don't parallelize irreducible components.
7248 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7251 * c-opts (c_common_post_options): Do not enable CPP
7252 flag_pedantic_errors by default.
7254 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7256 PR rtl-optimization/31944
7257 * cse.c (remove_pseudo_from_table): New function.
7258 (merge_equiv_classes): Use above function to remove pseudo-registers.
7259 (invalidate): Likewise.
7261 2008-01-13 Richard Guenther <rguenther@suse.de>
7264 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7265 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7267 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7269 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7270 validate_change to unshare the source of the PC set.
7272 2008-01-12 Jan Hubicka <jh@suse.cz>
7275 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7276 references above array bounds. This might trigger bounds checks for
7279 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7281 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7282 new_replaceable_dependencies.
7284 2008-01-12 Doug Kwan <dougkwan@google.com>
7286 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7287 instead of OPT_Wreturn_type in warning due to ignored return type
7289 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7290 options included in -Wextra.
7291 * c.opt: New option -Wignored_qualifiers.
7292 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7293 -Wignore_qualifiers.
7294 (-Wignored-qualifiers): Document.
7295 (-Wreturn-type): Remove description of functionality now handled
7296 by -Wignored-qualifiers.
7298 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7301 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7302 NOP_EXPR if it is between integral types with the same precision.
7304 2008-01-12 Jan Hubicka <jh@suse.cz>
7307 * invoke.texi (max-inline-recursive-depth): Fix default value.
7309 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7311 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7314 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7316 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7318 2008-01-11 James E. Wilson <wilson@specifix.com>
7321 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7323 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7325 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7326 save/restore frame pointer register and don't use 'call-prologues'
7327 optimization in function with "OS_task" attribute.
7329 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7332 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7333 when copying to memory.
7335 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7337 PR rtl-optimization/30905
7338 * cfgcleanup.c: Include dce.h
7339 (crossjumps_occured): New global variable.
7340 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7341 If something changed, set crossjumps_occured to true.
7342 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7343 Don't add/remove fake edges to exit here...
7344 (cleanup_cfg): ...but do it here, when crossjumping.
7345 Run a fast DCE when successful crossjumps occured in the latest
7346 iteration of try_optimize_cfg.
7348 2008-01-11 Richard Guenther <rguenther@suse.de>
7350 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7351 (struct vn_unary_op_s): Likewise.
7352 (vn_reference_insert): Free old reference on hash collision.
7354 2008-01-10 Raksit Ashok <raksit@google.com>
7356 PR rtl-optimization/27971
7357 * combine.c (find_split_point): Split PLUS expressions which are
7358 inside a MEM rtx, and whose first operand is complex.
7360 2008-01-10 DJ Delorie <dj@redhat.com>
7362 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7363 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7364 (m32c_hard_regno_ok): Call the underlying function.
7366 2008-01-10 Richard Guenther <rguenther@suse.de>
7369 * tree-cfg.c (tree_merge_blocks): Do not go through the
7370 full-blown folding and stmt updating path if we just deal
7371 with virtual operands.
7372 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7373 test for abnormal SSA_NAMEs.
7375 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7378 * reload.c (push_reload): Add assertions. All constants from
7379 reg_equiv_constant should have been used for replacing the respective
7381 (find_reloads_address): Invoke find_reloads_address_part for
7382 constant taken from the reg_equiv_constant array.
7384 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7386 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7387 field (valnum) the first in the struct. Replace bools with
7390 2008-01-10 Richard Guenther <rguenther@suse.de>
7392 PR tree-optimization/34651
7393 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7394 types and ordering for masking and converting.
7396 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7398 PR tree-optimization/34017
7399 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7400 also for PHI_NODE expressions.
7402 2008-01-09 Jan Hubicka <jh@suse.cz>
7404 PR tree-optimization/34708
7405 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7406 based on number of case labels.
7407 (init_inline_once): Remove switch_cost.
7408 * tree-inline.h (eni_weights_d): Remove switch_cost.
7410 2008-01-09 Richard Guenther <rguenther@suse.de>
7411 Andrew Pinski <andrew_pinski@playstation.sony.com>
7414 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7415 temporary if an rvalue is ok or an lvalue is not required.
7417 2008-01-09 Richard Guenther <rguenther@suse.de>
7420 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7423 2008-01-09 Richard Guenther <rguenther@suse.de>
7426 * tree.c (host_integerp): Check for sizetype only if the
7427 type is an integer type.
7429 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7432 * opts.c (decode_options): Disable inlining of functions called
7433 once if not in unit-at-a-time mode.
7435 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7437 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7439 2008-01-08 Richard Guenther <rguenther@suse.de>
7442 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7443 out early if the result will be unused.
7445 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7450 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7451 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7454 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7456 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7457 for vectorization tuned.
7459 2008-01-08 Richard Guenther <rguenther@suse.de>
7461 PR tree-optimization/34683
7462 * tree-ssa-operands.c (operand_build_cmp): Export.
7463 * tree-ssa-operands.h (operand_build_cmp): Declare.
7464 * tree-vn.c (vuses_compare): Remove.
7465 (sort_vuses): Use operand_build_cmp.
7466 (sort_vuses_heap): Likewise.
7467 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7468 to re-use old VEC if available. Do not sort already sorted VUSEs.
7469 (vdefs_to_vec): Do not sort already sorted VDEFs.
7471 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7474 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7476 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7479 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7480 limitations of reciprocal sequences on x86 targets.
7482 2008-01-08 Richard Guenther <rguenther@suse.de>
7484 PR tree-optimization/34683
7485 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7487 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7490 * config/darwin.c (darwin_mergeable_string_section): Don't use
7491 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7493 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7496 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7497 negxf2. Macroize expander using X87MODEF mode iterator. Change
7498 predicates of op0 and op1 to register_operand.
7499 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7500 expander using X87MODEF mode iterator. Change predicates of
7501 op0 and op1 to register_operand.
7502 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7503 corresponding patterns and macroize using MODEF macro. Change
7504 predicates of op0 and op1 to register_operand and remove
7505 "m" constraint. Disparage "r" alternative with "!".
7506 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7507 macroize using X87MODEF macro. Change predicates of op0 and op1
7508 to register_operand and remove "m" constraint. Disparage "r"
7509 alternative with "!".
7510 (absneg splitter with memory operands): Remove.
7511 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7512 patterns and macroize using X87MODEF mode iterator.
7513 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7514 Change predicate of op1 to register_operand.
7515 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7516 for memory operands.
7518 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7520 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7522 2008-01-07 Richard Guenther <rguenther@suse.de>
7524 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7527 2008-01-07 Richard Guenther <rguenther@suse.de>
7529 PR tree-optimization/34683
7530 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7531 VOPs of the needed size to save memory. Use VEC_quick_push
7532 to save compile-time.
7533 (vdefs_to_vec): Likewise.
7535 2008-01-07 Sa Liu <saliu@de.ibm.com>
7537 * config/spu/spu.md (divdf3): Genetate inline code for double
7538 division. The implementation doesn't handle INF or NAN, therefore it
7539 only applies when -ffinite-math-only is given.
7541 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7544 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7545 * doc/cpp.texi ([Common Predefined Macros]): Document.
7547 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7549 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7550 order to use commutative addition instead of subtraction.
7552 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7553 Mircea Namolaru <namolaru@il.ibm.com>
7554 Vladimir Yanovsky <yanov@il.ibm.com>
7555 Revital Eres <eres@il.ibm.com>
7557 PR tree-optimization/34263
7558 * tree-outof-ssa.c (process_single_block_loop_latch,
7559 contains_tree_r): New functions.
7560 (analyze_edges_for_bb): Call process_single_block_loop_latch
7561 function to empty single-basic-block latch block if possible.
7563 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7565 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7567 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7569 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7571 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7573 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7575 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7577 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7579 PR tree-optimization/34618
7580 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7583 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7586 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7587 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7588 Update copyright year.
7590 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7591 Update copyright year.
7592 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7595 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7597 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7598 edge does not point to current bb before changing need_assert.
7600 2008-01-04 Richard Guenther <rguenther@suse.de>
7603 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7604 for verifying purposes if they are is_gimple_min_invariant.
7606 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7608 PR tree-optimization/34448
7609 PR tree-optimization/34465
7610 * gimplify.c (gimplify_init_constructor): Add new parameter
7611 notify_temp_creation. Use it.
7612 (gimplify_modify_expr_rhs): Take volatiles into account when
7613 optimizing constructors.
7614 Do not optimize constructors if gimplify_init_constructor will dump to
7616 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7617 * gcc.c-torture/compile/pr34448.c: New.
7619 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7621 PR gcov-profile/34609
7622 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7623 return_slot if result is TREE_ADDRESSABLE.
7625 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7627 * config/mips/mips.md (sqrt_condition): Tweak comment.
7628 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7630 2008-01-03 Tom Tromey <tromey@redhat.com>
7633 * c-common.c (c_type_hash): Handle VLAs.
7635 2008-01-03 Jan Hubicka <jh@suse.cz>
7637 PR tree-optimization/31081
7638 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7639 0 when inlining and not inlining to first basic block.
7640 (remap_decl): When var is initialized to 0, don't set default_def.
7641 (expand_call_inline): Set entry_bb.
7642 * tree-inline.h (copy_body_data): Add entry_bb.
7644 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7647 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7650 PR tree-optimization/29484
7651 * tree-inline.c (inline_forbidden_p_2): New function.
7652 (inline_forbidden_p): Disallow inlining if some static var
7653 has an address of a local LABEL_DECL in its initializer.
7654 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7657 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7659 PR tree-optimization/34635
7660 * tree-data-ref.c (add_other_self_distances): Make sure that the
7661 evolution step is constant.
7663 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7666 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7668 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7670 * tree-sra.c (scalarize_init): Insert the generate_element_init
7671 statements after the generate_element_zero statements.
7673 2008-01-02 Richard Guenther <rguenther@suse.de>
7677 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7678 for very large number of operands instead of ICEing.
7680 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7683 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7684 while stack probing.
7686 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7688 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7691 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7694 * tree-mudflap.c (mx_register_decls): Guard warning by
7695 !DECL_ARTIFICIAL check.
7697 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7699 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7700 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7701 sse5_perm<mode>): Fix constraints.