1 2008-04-28 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/36066
4 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
7 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
10 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11 Use match_scratch instead of match_operand for operands 3 and 4.
13 2008-04-27 Richard Guenther <rguenther@suse.de>
15 PR tree-optimization/18754
16 PR tree-optimization/34223
17 * tree-pass.h (pass_complete_unrolli): Declare.
18 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
19 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20 Rewrite loop into loop closed SSA form if it is not already.
21 (tree_unroll_loops_completely): Re-structure to iterate over
22 innermost loops with intermediate CFG cleanups.
23 Unroll outermost loops only if requested or the code does not grow
25 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
27 (tree_vectorize): Instead do so here.
28 (tree_complete_unroll): Also unroll outermost loops.
29 (tree_complete_unroll_inner): New function.
30 (gate_tree_complete_unroll_inner): Likewise.
31 (pass_complete_unrolli): New pass.
32 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
33 uses outside of the loop.
34 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
35 form if it is available.
36 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
37 * passes.c (init_optimization_passes): Schedule complete inner
38 loop unrolling pass before the first CCP pass after final inlining.
40 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
42 * targhooks.h (default_emutls_var_fields,
43 default_emutls_var_init): Declare.
44 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
45 * target.h (struct gcc_target): Add struct emutls member.
46 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
47 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
48 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
49 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
50 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
51 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
52 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
53 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
54 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
55 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
56 emit debug information.
57 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
58 * varasm.c: Include targhooks.h.
59 (emutls_object_section, emutls_tmpl_section): New.
60 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
61 (EMUTLS_SEPARATOR): New.
63 (get_emutls_object_name): New.
64 (default_emutls_var_fields): New, broken out of ...
65 (get_emutls_object_type): ... here. Adjust to use target hooks.
66 (get_emutls_init_templ_addr): Adjust to use target hooks.
67 (emutls_decl): Adjust to use target hooks.
68 (emutls_finish): Likewise.
69 (default_emutls_var_init): New, broken out of ...
70 (assemble_variable): ... here. Adjust to use target hooks.
71 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
73 * c-common.c (handle_section_attribute): Prevent overriding
74 sections for emulated tls with special sections.
75 * config/i386/i386.c (x86_64_elf_select_section): Add
76 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
77 (x86_64_elf_unique_section): Likewise.
78 * config/vxworks.c: Include tree.h.
79 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
80 (vxworks_override_options): Set TLS scheme.
81 * gcc/doc/tm.texi (Emulated TLS): New node.
83 2008-04-26 Simon Baldwin <simonb@google.com>
86 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
87 with propagated string constants.
89 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
91 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
92 constraint for operand 2 when operand 0 is memory operand.
93 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
94 operand 0 is memory operand.
95 (fix_trunc<mode>_i387_with_temp): Ditto.
96 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
97 operand 2 when operand 1 is memory operand.
98 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
99 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
100 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
101 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
102 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
103 operands 2,3 and 4 when operand 1 is memory operand.
104 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
106 (fistdi2_floor_with_temp): Ditto.
107 (fist<mode>2_floor_with_temp): Ditto.
108 (fistdi2_ceil_with_temp): Ditto.
109 (fist<mode>2_ceil_with_temp): Ditto.
110 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
112 2008-04-26 David Daney <ddaney@avtrex.com>
114 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
116 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
117 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
118 UNSPEC_UPDATE_GOT_VERSION): Renumber.
119 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
120 (compare_and_swap_12): New insn.
121 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
122 * config/mips/mips.c (mips_force_binary): New function.
123 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
124 (mips_expand_compare_and_swap_12): New function.
125 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
127 2008-04-25 Jan Hubicka <jh@suse.cz>
130 * cfgexpand.c (pass_expand): Turn into RTL pass.
131 * passes.c (execute_one_pass): Do pass typechecking after execution.
132 * tree-pass.h (pass_expand): Turn into RTL pass.
134 * function.h (struct rtl_data): Move here fields
135 accesses_prior_frames, calls_eh_return, saves_all_registers,
136 has_nonlocal_goto, has_asm_statement, is_thunk,
137 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
138 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
139 arg_pointer_save_area_init from struct function; turn into bool.
140 (struct function): Move
141 calls_eh_return, saves_all_registers, has_nonlocal_goto,
142 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
143 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
144 tail_call_emit, arg_pointer_save_area_init
145 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
146 (current_function_returns_struct, current_function_returns_pcc_struct,
147 current_function_calls_setjmp, current_function_calls_alloca,
148 current_function_accesses_prior_frames,
149 current_function_calls_eh_return, current_function_is_thunk,
150 current_function_stdarg, current_function_profile,
151 current_function_limit_stack, current_function_uses_pic_offset_table,
152 current_function_uses_const_pool, current_function_has_nonlocal_label,
153 current_function_saves_all_registers,
154 current_function_has_nonlocal_goto,
155 current_function_has_asm_statement): Remove accesor macros.
156 * ra-conflict.c (global_conflicts): Update.
157 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
158 (suitable_for_tail_call_opt_p): Update.
159 * builtins.c (expand_builtin_return_addr): Update.
160 (expand_builtin_setjmp_setup): Update.
161 (expand_builtin_nonlocal_goto): Update.
162 * final.c (final_start_function): Update.
163 (profile_function): Update.
164 (leaf_function_p): Update.
165 (only_leaf_regs_used): Update.
166 * df-scan.c (df_get_exit_block_use_set): Update.
167 * dojump.c (clear_pending_stack_adjust): Update.
168 * tree-stdarg.c (gate_optimize_stdarg): Update.
169 * gimple-low.c (lower_function_body): Update.
170 * global.c (compute_regsets): Update.
171 (global_alloc): Update.
172 * dwarf2out.c (dwarf2out_begin_prologue): Update.
173 * expr.c (expand_assignment): Update.
174 * dse.c (dse_step0): Update.
176 * c-decl.c (store_parm_decls): Update.
177 * local-alloc.c (combine_regs): Update.
178 (find_free_reg): Update.
179 * function.c (assign_parms_augmented_arg_list): Update.
180 (assign_parm_find_data_types): Update.
181 (assign_parms): Update.
182 (allocate_struct_function): Update.
183 (expand_function_start): Update.
184 (expand_function_end): Update.
185 (get_arg_pointer_save_area): Update.
186 (thread_prologue_and_epilogue_insns): Update.
187 (rest_of_match_asm_constraints): Update.
188 * stor-layout.c (variable_size): Update.
189 * gcse.c (gcse_main): Update.
190 (bypass_jumps): Update.
191 * gimplify.c (gimplify_function_tree): Update.
192 * calls.c (emit_call_1): Update.
193 (expand_call): Update.
194 * bt-load.c (compute_defs_uses_and_gen): Update.
195 * except.c (sjlj_assign_call_site_values): Update.
196 (sjlj_emit_function_enter): Update.
197 (can_throw_external): Update.
198 (set_nothrow_function_flags): Update.
199 (expand_builtin_unwind_init): Update.
200 (expand_eh_return): Update.
201 (convert_to_eh_region_ranges): Update.
202 (output_function_exception_table): Update.
203 * emit-rtl.c (gen_tmp_stack_mem): Update.
204 * cfgexpand.c (expand_used_vars): Update.
205 (tree_expand_cfg): Update.
206 * cfgcleanup.c (rest_of_handle_jump): Update.
207 * explow.c (allocate_dynamic_stack_space): Update.
208 * varasm.c (assemble_start_function): Update.
209 (force_const_mem): Update.
210 (mark_constant_pool): Update.
211 * tree-optimize.c (tree_rest_of_compilation): Update.
212 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
213 * tree-cfg.c (notice_special_calls): Update.
214 (is_ctrl_altering_stmt): Update.
215 (tree_can_make_abnormal_goto): Update.
216 (tree_purge_dead_abnormal_call_edges): Update.
217 * config/alpha/predicates.md: Update.
218 * config/alpha/alpha.c (alpha_sa_mask): Update.
219 (alpha_sa_size): Update.
220 (alpha_does_function_need_gp): Update.
221 (alpha_expand_prologue): Update.
222 (alpha_start_function): Update.
223 (alpha_output_function_end_prologue): Update.
224 (alpha_expand_epilogue): Update.
225 * config/frv/frv.c (frv_stack_info): Update.
226 (frv_expand_epilogue): Update.
227 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
228 (s390_register_info): Update.
229 (s390_frame_info): Update.
230 (s390_init_frame_layout): Update.
231 (s390_can_eliminate): Update.
233 * config/spu/spu.c (spu_split_immediate): Update.
234 (need_to_save_reg): Update.
235 (spu_expand_prologue): Update.
236 (spu_expand_epilogue): Update.
237 * config/sparc/sparc.md: Update.
238 * config/sparc/sparc.c (eligible_for_return_delay): Update.
239 (sparc_tls_got): Update.
240 (legitimize_pic_address): Update.
241 (sparc_emit_call_insn): Update.
242 (sparc_expand_prologue): Update.
243 (output_return): Update.
244 (print_operand): Update.
245 (sparc_function_ok_for_sibcall): Update.
246 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
247 * config/m32r/m32r.md: Update.
248 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
249 (m32r_compute_frame_size): Update.
250 (m32r_expand_prologue): Update.
251 (m32r_expand_epilogue): Update.
252 (m32r_legitimize_pic_address): Update.
253 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
254 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
255 * config/i386/i386.c (ix86_frame_pointer_required): Update.
257 (ix86_save_reg): Update.
258 (ix86_compute_frame_layout): Update.
259 (ix86_expand_prologue): Update.
260 (ix86_expand_epilogue): Update.
261 * config/sh/sh.c (output_stack_adjust): Update.
262 (calc_live_regs): Update.
263 (sh5_schedule_saves): Update.
264 (sh_expand_prologue): Update.
265 (sh_expand_epilogue): Update.
266 (sh_setup_incoming_varargs): Update.
267 (sh_allocate_initial_value): Update.
268 (sh_get_pr_initial_val): Update.
269 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
270 * config/sh/sh.md (label:): Update.
271 * config/avr/avr.c (out_movhi_mr_r): Update.
272 * config/crx/crx.h (enum): Update.
273 * config/xtensa/xtensa.h (along): Update.
274 * config/stormy16/stormy16.c Update.
275 (xstormy16_compute_stack_layout): Update.
276 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
277 (fr30_expand_prologue): Update.
278 * config/cris/cris.c (cris_conditional_register_usage): Update.
279 (cris_reg_saved_in_regsave_area): Update.
280 (cris_initial_frame_pointer_offset): Update.
281 (cris_simple_epilogue): Update.
282 (cris_expand_prologue): Update.
283 (cris_expand_epilogue): Update.
284 (cris_expand_pic_call_address): Update.
285 (cris_asm_output_symbol_ref): Update.
286 (cris_asm_output_label_ref): Update.
287 * config/cris/cris.md Update.
288 * config/iq2000/iq2000.c (compute_frame_size): Update.
289 (iq2000_expand_epilogue): Update.
290 * config/mt/mt.h (save_direction): Update.
291 * config/mn10300/mn10300.c (mn10300_function_value): Update.
292 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
293 (ia64_secondary_reload_class): Update.
294 * config/m68k/m68k.c (m68k_save_reg): Update.
295 (m68k_expand_prologue): Update.
296 (m68k_expand_epilogue): Update.
297 (legitimize_pic_address): Update.
298 * config/rs6000/rs6000.c (rs6000_got_register): Update.
299 (first_reg_to_save): Update.
300 (first_altivec_reg_to_save): Update.
301 (compute_vrsave_mask): Update.
302 (compute_save_world_info): Update.
303 (rs6000_stack_info): Update.
304 (spe_func_has_64bit_regs_p): Update.
305 (rs6000_ra_ever_killed): Update.
306 (rs6000_emit_eh_reg_restore): Update.
307 (rs6000_emit_allocate_stack): Update.
308 (rs6000_emit_prologue): Update.
309 (rs6000_emit_epilogue): Update.
310 (rs6000_output_function_epilogue): Update.
311 (output_profile_hook): Update.
312 (rs6000_elf_declare_function_name): Update.
313 * config/rs6000/rs6000.h (rs6000_args): Update.
314 * config/rs6000/rs6000.md: Update.
315 * config/mcore/mcore.c (mcore_expand_prolog): Update.
316 * config/arc/arc.c (arc_output_function_epilogue): Update.
317 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
318 * config/darwin.c (machopic_function_base_name): Update.
319 * config/score/score3.c (score3_compute_frame_size): Update.
322 (score3_epilogue): Update.
323 * config/score/score7.c (score7_compute_frame_size): Update.
324 (score7_prologue): Update.
325 (score7_epilogue): Update.
326 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
327 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
328 * config/arm/arm.c (use_return_insn): Update.
329 (require_pic_register): Update.
330 (arm_load_pic_register): Update.
331 (arm_compute_save_reg0_reg12_mask): Update.
332 (arm_compute_save_reg_mask): Update.
333 (thumb1_compute_save_reg_mask): Update.
334 (output_return_instruction): Update.
335 (arm_output_function_prologue): Update.
336 (arm_output_epilogue): Update.
337 (arm_get_frame_offsets): Update.
338 (arm_expand_prologue): Update.
339 (thumb_pushpop): Update.
340 (thumb_exit): Update.
341 (thumb1_expand_prologue): Update.
342 (thumb1_expand_epilogue): Update.
343 (arm_unwind_emit): Update.
344 (arm_output_fn_unwind): Update.
345 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
346 * config/arm/arm.md: Update.
347 * config/pa/pa.md: Update.
348 * config/pa/pa.c (legitimize_pic_address): Update.
349 (compute_frame_size): Update.
350 (hppa_expand_prologue): Update.
351 (hppa_expand_epilogue): Update.
352 (borx_reg_operand): Update.
353 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
354 (HARD_REGNO_RENAME_OK): Update.
355 * config/mips/mips.c (mips_global_pointer): Update.
356 (mips_save_reg_p): Update.
357 (mips_compute_frame_info): Update.
358 (mips_frame_pointer_required): Update.
359 (mips_expand_prologue): Update.
360 (mips_expand_epilogue): Update.
361 (mips_can_use_return_insn): Update.
362 (mips_reorg_process_insns): Update.
363 * config/v850/v850.c (compute_register_save_size): Update.
364 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
365 * config/mmix/mmix.c (along): Update.
366 (mmix_expand_epilogue): Update.
367 * config/bfin/bfin.c (legitimize_pic_address): Update.
368 (must_save_p): Update.
369 (stack_frame_needed_p): Update.
370 (add_to_reg): Update.
371 (bfin_expand_prologue): Update.
372 * stmt.c (expand_asm_operands): Update.
373 * reload1.c (reload): Update.
374 (init_elim_table): Update.
376 2008-04-25 Bob Wilson <bob.wilson@acm.org>
378 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
380 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
382 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
384 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
385 (mov<mode>): Removed.
386 (*movv4sf_internal): Likewise.
387 (*movv2df_internal): Likewise.
389 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
391 * config.gcc (crx-*-elf): Remove deprecation.
393 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
395 * config/i386/cygming-crtend.c (register_frame_ctor): Register
396 __gcc_deregister_frame with atexit.
397 (deregister_frame_dtor): Remove.
399 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
400 Nathan Sidwell <nathan@codesourcery.com>
402 * config/rs6000/rs6000.opt (mspe): Remove Var property.
404 * config/rs6000/rs6000.h (rs6000_spe): Declare.
405 (rs6000_isel): Likewise.
406 * config/rs6000/rs6000.c (rs6000_spe): New variable.
407 (rs6000_isel): New variable.
408 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
410 2008-04-24 Jakub Jelinek <jakub@redhat.com>
413 * c-common.c (handle_vector_size_attribute): Call
414 lang_hooks.types.reconstruct_complex_type instead of
415 reconstruct_complex_type.
416 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
417 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
418 * langhooks.h (struct lang_hooks_for_types): Add
419 reconstruct_complex_type hook.
420 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
421 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
423 2008-04-24 Richard Guenther <rguenther@suse.de>
425 * c-common.h (check_builtin_function_arguments): Declare.
426 * c-common.c (validate_nargs): New function.
427 (check_builtin_function_arguments): Likewise.
428 * c-typeck.c (build_function_call): Call
429 check_builtin_function_arguments.
430 * builtins.c (fold_builtin_classify): Remove error reporting code.
431 (fold_builtin_unordered_cmp): Likewise.
432 (fold_builtin_1): Likewise.
433 (fold_builtin_n): Likewise.
435 2008-04-24 Jakub Jelinek <jakub@redhat.com>
437 PR tree-optimization/36008
438 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
439 the original op1, rather than delta by step.
441 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
442 Sebastian Pop <sebastian.pop@amd.com>
444 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
445 eliminate_local_variables_stmt, eliminate_local_variables,
446 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
447 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
448 of code delimited by two edges in the CFG.
449 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
450 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
451 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
452 the case of parallelisation of reductions.
453 (expr_invariant_in_region_p): New.
455 * tree-flow.h (gather_blocks_in_sese_region): Declared.
456 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
458 2008-04-24 Ira Rosen <irar@il.ibm.com>
459 Richard Guenther <rguenther@suse.de>
461 PR tree-optimization/36034
462 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
463 incapable of dealing with loads with gaps.
465 2008-04-24 Rafael Espindola <espindola@google.com>
467 * tree-flow.h (vrp_evaluate_conditional): Change signature.
468 * tree-ssa-propagate.c (fold_predicate_in): Update call to
469 vrp_evaluate_conditional.
470 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
471 (vrp_evaluate_conditional): Split the cond argument.
472 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
473 (simplify_stmt_for_jump_threading): Update call to
474 vrp_evaluate_conditional.
476 2008-04-24 Ira Rosen <irar@il.ibm.com>
478 PR tree-optimization/35982
479 * tree-vect-analyze.c (vect_check_interleaving): Check that the
480 interleaved data-refs are of the same type.
482 2008-04-24 Danny Smith <dannysmith@users.net>
484 * c-format.c (check_format_info_main): Use strncmp rather than a
485 magic prefix to handle multichar length specs.
486 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
487 Don't prefix "I64" and "I32" with '\0'.
489 2008-04-24 Jakub Jelinek <jakub@redhat.com>
492 * config/i386/i386.c (init_cumulative_args): Don't pass anything
493 in registers for -m32 only if stdarg_p (fntype).
495 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
497 PR rtl-optimization/36006
498 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
499 temp to op0 in order to avoid invalid rtx sharing.
501 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
503 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
504 check TREE_INVARIANT.
505 * tree-gimple.c (is_gimple_address): New.
506 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
507 * tree-gimple.h (is_gimple_address): New.
508 * tree.h (decl_address_invariant_p): New.
509 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
510 (build_string): Likewise.
511 (decl_address_invariant_p): New, from is_gimple_invariant_address.
512 (tree_invariant_p_1): Likewise.
514 (tree_invariant_p): New.
515 (skip_simple_arithmetic): Use it.
516 (stabilize_reference_1): Use it.
517 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
519 (build1_stat): Drop code to compute TREE_INVARIANT.
520 (build2_stat): Drop code to compute TREE_INVARIANT.
521 (build3_stat): Drop code to compute TREE_INVARIANT.
522 (build4_stat): Drop code to compute TREE_INVARIANT.
523 (build5_stat): Drop code to compute TREE_INVARIANT.
524 (build7_stat): Drop code to compute TREE_INVARIANT.
525 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
526 * tree.h (struct tree_base): Remove invariant_flag.
527 (TREE_INVARIANT): Remove.
528 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
529 (fold_builtin_expect): Check TREE_CONSTANT.
530 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
531 * c-tree.h (c_expr_to_decl): Drop third parameter.
532 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
533 (build_c_cast): Don't set TREE_INVARIANT.
534 (pop_init_level): Don't set TREE_INVARIANT.
535 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
536 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
538 (gimplify_init_constructor): Don't set TREE_INVARIANT.
539 (gimplify_addr_expr): Adjust comment.
540 * tree-mudflap.c (mf_build_string):
541 * print-tree.c (print_node): Don't print TREE_INVARIANT.
542 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
543 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
544 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
545 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
546 * langhooks.h (struct lang_hooks): Drop third parameter from
549 2008-04-23 Richard Guenther <rguenther@suse.de>
551 PR tree-optimization/27799
552 PR tree-optimization/32921
553 PR tree-optimization/32624
554 * tree-ssa-structalias.c (merge_smts_into): Only merge the
555 SMTs aliases and the tag itself into the solution.
556 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
557 merge the points-to solution back into the SMT aliases.
558 (may_alias_p): Use alias_set_subset_of instead of
559 aliases_conflict_p. A pointer which points to
560 memory with alias set zero may access any variable.
562 2008-04-23 Richard Guenther <rguenther@suse.de>
564 * alias.c (alias_set_subset_of): Correctly handle asking
565 if zero is a subset of an alias set with zero child.
566 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
567 (compute_flow_insensitive_aliasing): Correctly walk all
568 pointers. Do not unnecessarily union sets.
570 2008-04-23 Richard Guenther <rguenther@suse.de>
573 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
575 2008-04-22 Tomas Bily <tbily@suse.cz>
577 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
579 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
581 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
582 * tree-ssa-structalias.c (get_constraint_for): Likewise.
583 * tree-inline.c (estimate_num_insns_1): Likewise.
584 * varasm.c (const_hash_1, compare_constant, copy_constant)
585 (compute_reloc_for_constant, output_addressed_constants): Likewise.
586 * emit-rtl.c (component_ref_for_mem_expr)
587 (set_mem_attributes_minus_bitpos): Likewise.
588 * expr.c (highest_pow2_factor, expand_expr_real_1, )
589 (is_aligning_offset): Likewise.
590 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
591 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
592 * dojump.c (do_jump): Likewise.
593 * builtins.c (get_pointer_alignment, get_memory_rtx)
594 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
595 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
597 2008-04-23 Jakub Jelinek <jakub@redhat.com>
599 PR rtl-optimization/36017
600 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
601 expanding the library call.
603 2008-04-22 Ian Lance Taylor <iant@google.com>
605 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
608 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
610 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
611 of LR/CTR moves for Power6.
613 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
616 * passes.c (init_optimization_passes): Remove
617 pass_fast_rtl_byte_dce.
619 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
622 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
623 builtin functions to generate faster code.
624 (_mm_cvtpu16_ps): Ditto.
625 (_mm_cvtpi32x2_ps): Ditto.
627 2008-04-22 Nick Clifton <nickc@redhat.com>
629 * common.opt (ftree-loop-distribution): Add Optimization
632 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
633 (frv_expand_builtin_va_start): Likewise.
635 * config/arm/arm.c (thumb_find_work_register): Fix location of
636 argument register count.
638 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
640 Support scheduling for ColdFire V1 and V3 microarchitecture.
641 Improve scheduling of multiplication instructions.
643 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
644 (mac): New instruction attribute.
645 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
646 (m68k_sched_mac): New variable.
647 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
648 Handle cfv1 and cfv3.
649 (max_insn_size): New static variable.
650 (struct _sched_ib): New type.
651 (sched_ib): New static variable.
652 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
653 to fields of 'struct _sched_ib sched_ib'. Update all uses.
654 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
656 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
657 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
658 new variables. Update.
659 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
660 Add modeling of cfv3 instruction buffer. Update.
661 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
662 * config/m68k/m68k.h (TUNE_CFV3): New macro.
663 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
664 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
665 a particular reservation applies to.
666 (type2): Reorganize attribute values. Rename alu to alu_reg,
667 alu_l to alu, move_l to omove. Join move to alu. Split mul
669 (cf_ib_*): Simplify description of instruction buffer.
670 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
671 (cf_mem): Split into cf_mem1 and cf_mem2.
672 (cf_v2_move_??): Rename to cfv12_alu_??.
673 (cf_v2_move_l_??): Rename to cfv12_omove_??.
674 (cf_v2_mul_??): Remove reservations.
675 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
676 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
677 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
679 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
680 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
681 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
682 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
683 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
684 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
685 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
686 expansions of the above reservations for instructions of sizes
689 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
691 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
693 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
695 * coverage.c: Include tree-pass.h.
696 (coverage_counter_alloc): Print da_file_name to the dump file.
698 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
700 * sbitmap.c (sbitmap_range_empty_p): New function.
701 * sbitmap.h (sbitmap_range_empty_p): New function.
702 * bitmap.h: Now includes obstack.h.
704 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
705 Kenneth Zadeck <zadeck@naturalbridge.com>
707 * dbgcnt.def (ra_byte_scan): Added.
708 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
709 when the last hit happens for a counter.
710 * timevar.def (TV_DF_BYTE_LR): New variable.
711 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
712 * passes.c (pass_fast_rtl_byte_dce): New pass.
713 * fwprop.c (update_df): Added mode to call df_ref_create.
714 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
715 DF_REF_EXTRACT_OFFSET.
716 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
717 DF_BYTE_LR_OUT, df_byte_lr): New macro.
719 (df_ref_extract): Added mode field.
720 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
721 DF_REF_EXTRACT_OFFSET.
722 (DF_REF_EXTRACT_MODE): New macro.
723 (df_byte_lr_bb_info): New structure.
724 (df_print_byte_regset, df_compute_accessed_bytes,
725 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
726 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
727 df_byte_lr_simulate_uses,
728 df_byte_lr_simulate_artificial_refs_at_top,
729 df_byte_lr_simulate_artificial_refs_at_end,
730 df_compute_accessed_bytes): New function.
731 (df_ref_create): Add parameter.
732 (df_byte_lr_get_bb_info): New inline function.
733 * df-scan.c (df_ref_record, df_uses_record,
734 df_ref_create_structure): Added mode parameter.
735 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
736 df_defs_record, df_uses_record, df_get_conditional_uses,
737 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
738 df_entry_block_defs_collect, df_exit_block_uses_collect):
739 Added mode parameter to calls to df_ref_record, df_uses_record,
740 df_ref_create_structure.
741 (df_ref_equal_p, df_ref_compare): Added test for modes.
742 (df_ref_create_structure): Added code to set mode. Renamed
743 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
744 DF_REF_EXTRACT_OFFSET.
745 * df-core.c (df_print_byte_regset): New function.
746 * df-byte-scan.c: New file.
747 * df-problems.c (df_rd_transfer_function): Removed unnecessary
748 calls to BITMAP_FREE.
749 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
750 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
751 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
752 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
753 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
754 df_byte_lr_local_compute, df_byte_lr_init,
755 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
756 df_byte_lr_transfer_function, df_byte_lr_free,
757 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
758 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
759 df_byte_lr_simulate_uses,
760 df_byte_lr_simulate_artificial_refs_at_top,
761 df_byte_lr_simulate_artificial_refs_at_end): New function.
762 * dce.c (byte_dce_process_block): New function.
763 (dce_process_block): au is now passed in rather than computed
764 locally. Changed loops that look at artificial defs to not look
765 for conditional or partial ones, because there never are any.
766 (fast_dce): Now is able to drive byte_dce_process_block or
767 dce_process_block depending on the kind of dce being done.
768 (rest_of_handle_fast_dce): Add parameter to fast_dce.
769 (rest_of_handle_fast_byte_dce): New function.
770 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
771 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
773 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
776 * gcc.h: Added fortran options that take arguments to
777 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
780 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
782 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
783 scalarization if on the LHS and not a full access.
785 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
787 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
789 2008-04-18 Rafael Espindola <espindola@google.com>
791 * tree-vrp.c (find_case_label_index): Fix the binary search.
792 (find_case_label_range): New.
793 (vrp_visit_switch_stmt): Use find_case_label_range.
794 (simplify_switch_using_ranges): Use find_case_label_range.
796 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
798 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
799 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
801 2008-04-18 Tom Tromey <tromey@redhat.com>
804 * doc/cpp.texi (Implementation-defined behavior): Mention
807 2008-04-18 Ian Lance Taylor <iant@google.com>
809 * fold-const.c (pointer_may_wrap_p): New static function.
810 (fold_comparison): Add another test for pointer overflow. Use
811 pointer_may_wrap_p to disable some false positives.
813 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
815 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
816 (fname_as_string): Match updated cpp_interpret_string prototype.
817 (fix_string_type): Support char16_t* and char32_t*.
818 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
819 derivative) nodes. Register as builtin if C++0x.
820 (c_parse_error): Support CPP_CHAR{16,32}.
821 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
822 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
823 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
824 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
825 CTI_CHAR32_ARRAY_TYPE>: New elements.
826 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
827 char32_type_node, signed_char32_type_node, char16_array_type_node,
828 char32_array_type_node): New defines.
829 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
830 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
831 (lex_string): Support CPP_STRING{16,32}, match updated
832 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
833 (lex_charconst): Support CPP_CHAR{16,32}.
834 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
835 and CPP_STRING{16,32}.
837 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
840 * aclocal.m4: Regenerate.
841 * configure: Regenerate.
843 2008-04-18 Jan Hubicka <jh@suse.cz>
845 * except.c (dw2_size_of_call_site_table,
846 sjlj_size_of_call_site_table): Use vector API for call_site_record.
848 * cgraphbuild.c (build_cgraph_edges): Update.
849 * tree-pass.h: Update comment.
850 * final.c (leaf_function_p): Update.
851 (leaf_renumber_regs): Update.
852 (rest_of_clean_state): Update.
853 * omp-low.c (expand_omp_parallel): Update.
854 * ipa-reference.c (analyze_function): Update.
855 * reorg.c (find_end_label): Update.
856 (optimize_skip): Update.
857 (fill_simple_delay_slots): Update.
858 (fill_simple_delay_slots): Update.
859 (make_return_insns): Update.
860 (dbr_schedule): Update.
861 * gimple-low.c (record_vars_into): Update.
862 * cfgbuild.c (make_edges): Update.
863 * function.c (assign_stack_local): Update.
864 (assign_parm_adjust_stack_rtl): Update.
865 (locate_and_pad_parm): Update.
866 (allocate_struct_function): Do not initialize stack_alignment_needed
867 and preferred_stack_boundary here.
868 (stack_protect_prologue): Update.
869 (stack_protect_epilogue): Update.
870 (expand_function_start): Initialize stack_alignment_needed,
871 preferred_stack_boundary and max_jumptable_ents.
872 (expand_function_end): Update.
873 (free_after_compilation): Do not NULLify epilogue_delay_list.
874 * function.h (struct rtl_data): Add stack_protect_guard,
875 stack_alignment_needed,
876 preferred_stack_boundary, epilogue_delay_list.
877 (struct function): Remove value_histograms, stack_alignment_needed,
878 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
880 unexpanded_var_list, stack_protect_guard.
881 (current_function_epilogue_delay_list): Remove.
882 * ipa-type-escape.c (analyze_function): Update.
883 * gimplify.c (pop_gimplify_context): Update comment.
884 * calls.c (expand_call): Update.
885 (emit_library_call_value_1): Update.
886 * except.c (set_nothrow_function_flags): Update.
887 * cfgexpand.c (get_decl_align_unit): Update.
888 (create_stack_guard): Update.
889 (estimated_stack_frame_size): Update.
890 (expand_used_vars): Update.
891 (tree_expand_cfg): Free histogram earliers, init expansion variables.
892 * explow.c (allocate_dynamic_stack_space): Update.
893 * tree-ssa-live.c (remove_unused_locals): Update.
894 * varasm.c (mark_constant_pool): Update.
895 * tree-inline.c (remap_decls): Update.
896 (initialize_cfun): Update.
897 (declare_return_variable): Update.
898 (inline_forbidden_p): Update.
899 (expand_call_inline): Update.
900 (declare_inline_vars): Update.
901 (tree_function_versioning): Update.
902 * tree-flow.h (value_histograms): New.
903 (VALUE_HISTOGRAMS): New macro.
904 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
906 * tree-cfg.c (set_bb_for_stmt): Update.
907 (replace_by_duplicate_decl): Update.
908 (move_block_to_fn): Update.
909 (new_label_mapper): Update.
910 (dump_function_to_file): Update.
911 * ipa-struct-reorg.c (build_data_structure): Update.
912 * cfgrtl.c (print_rtl_with_bb): Update.
913 * reload1.c (reload): Update.
915 * config/i386/i386.c (setup_incoming_varargs_64,
916 ix86_compute_frame_layout): Update.
917 * config/arc/arc.c (arc_output_function_epilogue): Update.
919 2008-04-18 Marius Strobl <marius@FreeBSD.org>
921 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
923 * gthr-posix95.h: Likewise.
925 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
927 PR rtl-optimization/35838
928 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
929 out the byte offset of the first subreg.
931 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
933 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
934 to split_ti instead of three separate calls with single member arrays.
935 (subti3 splitter): Ditto.
936 (adddi3 splitter): Ditto with split_di.
937 (subdi3 splitter): Ditto.
938 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
939 two separate calls with single member arrays. Swap match_dup
940 operands 1 and 2 to better fit into the array.
941 (negdi2 splitter): Ditto with split_di.
942 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
943 two separate calls with single member arrays. Swap match_dup operands
944 6 and 7 to better fit into the array.
946 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
948 * config/i386/i386.c (sse_builtin_type): New.
949 (bdesc_sse_args): Likewise.
950 (bdesc_sse_3arg): Removed.
951 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
952 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
953 IX86_BUILTIN_ROUNDPS.
954 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
955 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
956 IX86_BUILTIN_ROUNDPS.
957 (ix86_expand_sse_4_operands_builtin): Removed.
958 (ix86_expand_sse_operands_builtin): New.
959 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
960 and CODE_FOR_sse4_1_roundps.
961 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
962 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
964 2008-04-17 Alan Modra <amodra@bigpond.net.au>
967 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
968 regs before frame pop when needed. If use_backchain_to_restore_sp
969 then load backchain into a temp reg to restore vr and vrsave. Add
970 code to restore vr after frame pop if possible.
972 2008-04-17 Richard Guenther <rguenther@suse.de>
974 * tree-vn.c (expressions_equal_p): Do not check type
975 equality or compatibility before calling operand_equal_p.
976 * fold-const.c (operand_equal_p): Check equivalence of
977 integer constants before bailing out due to signedness or
978 precision differences.
979 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
980 spurious differences in type qualification. Ignore types
981 for COMPONENT_REFs at all.
983 2008-04-17 Christian Bruel <christian.bruel@st.com>
985 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
988 2008-04-16 Jakub Jelinek <jakub@redhat.com>
991 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
994 PR tree-optimization/35899
995 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
996 rather than TREE_OPERAND.
998 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1001 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1002 temporary registers. Change operand predicate to general_operand.
1003 (remainderxf3): Ditto.
1005 2008-04-16 Richard Guenther <rguenther@suse.de>
1007 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1008 * tree-affine.c (aff_combination_expand): Look through some
1011 2008-04-15 Doug Kwan <dougkwan@google.com>
1013 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1015 * tree-pretty-print.c (dump_generic_node): Ditto.
1016 * final.c (output_addr_const): Ditto.
1017 * dwarf2out.c (output_cfi): Ditto.
1018 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1019 * print-rtl.c (print_rtx): Ditto.
1020 * print-tree.c (print_node_brief, print_node): Ditto.
1021 * c-common.c (match_case_to_enum_1): Ditto.
1022 * sched-vis.c (print_value): Ditto.
1023 * config/i386/i386.c (print_operand): Cast to long unsigned int
1026 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1027 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1028 MS Windows VirtualProtect function.
1030 2008-04-15 Jan Hubicka <jh@suse.cz>
1032 * gengtype.c (write_root): Param_is argument is OK.
1033 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1034 * function.h: Include varray.h
1035 (rtl_eh): New stucture based on except.c one.
1036 (call_site_record): New forward declaration and vector type.
1037 * calls.c (emit_call_1): Do not call
1038 note_current_region_may_contain_throw.
1039 * except.c (eh_status): Remove cur_region, try_region since they are
1041 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1042 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1043 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1044 Remove call_site_data_used, call_site_data_size.
1045 Turn call_site_record into vector in function.h.
1046 (note_current_region_may_contain_throw): Remove.
1047 (get_exception_pointer, get_exception_filter): Do not take struct
1048 function argument; update.
1049 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1050 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1051 build_post_landing_pads, dw2_build_landing_pads,
1052 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1053 sjlj_emit_function_enter, sjlj_emit_function_enter,
1054 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1055 sjlj_build_landing_pads, finish_eh_generation,
1056 remove_exception_handler_label, remove_eh_handler,
1057 maybe_remove_eh_handler, add_reachable_handler,
1058 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1059 add_action_record, collect_one_action_chain, add_call_site,
1060 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1061 sjlj_output_call_site_table, output_function_exception_table,
1062 * except.h (note_current_region_may_contain_throw): Remove
1063 (get_exception_pointer, get_exception_filter): Do not take struct
1065 * Makefile.in (GTFILES): Put varargs before struct function.
1067 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1069 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1070 punt for STRING_CST.
1071 (get_constraint_for): Deal with STRING_CST here instead.
1073 2008-04-15 Richard Guenther <rguenther@suse.de>
1075 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1076 statements in a basic-block with a backward walk. Do not
1077 substitute into dead statements but instead remove those.
1079 2008-04-15 Richard Guenther <rguenther@suse.de>
1081 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1082 to zero, thus disable creation of SFTs.
1084 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1086 * tree-predcom.c (suitable_reference_p): Return false if the
1087 reference can throw.
1089 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1092 * c-decl.c (finish_decl): If extern or static var has variable
1093 size, set TREE_TYPE (decl) to error_mark_node.
1095 2008-04-15 Rafael Espindola <espindola@google.com>
1097 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1100 2008-04-15 Richard Guenther <rguenther@suse.de>
1102 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1103 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1104 (visit_reference_op_load): Do walk vuse-vdef chains on
1105 vn_reference_lookup.
1106 (visit_reference_op_store): But do not here.
1107 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1108 vn_reference_lookup.
1109 (vn_lookup_with_vuses): But do so here.
1111 2008-04-14 Ian Lance Taylor <iant@google.com>
1113 * fold-const.c (fold_overflow_warning): Remove assertion.
1115 2008-04-15 Ben Elliston <bje@au.ibm.com>
1117 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1118 temp1 local variables.
1120 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1123 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1124 ".text.unlikely" section as executable.
1126 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1128 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1129 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1130 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1131 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1132 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1133 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1134 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1136 2008-04-14 Ian Lance Taylor <iant@google.com>
1138 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1139 * fold-const.c (fold_comparison): If appropriate, test
1140 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1141 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1142 reassociating a pointer type.
1143 * doc/invoke.texi (Optimize Options): Document that
1144 -fstrict-overflow applies to pointer wraparound.
1146 2008-04-13 Jan Hubicka <jh@suse.cz>
1148 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1150 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1152 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1153 we are going to "save the world".
1155 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1157 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1158 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1159 operand 0 constraint, not "=".
1161 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1163 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1165 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1167 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1168 of size of positions_needed * CHAR_BIT.
1170 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1173 * dse.c (store_info): Change positions_needed to unsigned
1175 (lowpart_bitmask): New.
1176 (record_store): Cast to unsigned HOST_WIDE_INT for
1177 positions_needed. Assert width <= size of positions_needed *
1178 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1179 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1180 lowpart_bitmask to set mask.
1182 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1184 * config/bfin/constraints.md: New file.
1185 * config/bfin/bfin.md: Include it.
1186 (adddi3): Use satisfies_constraint functions instead of the old macros.
1187 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1188 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1189 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1190 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1191 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1192 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1193 EXTRA_CONSTRAINT): Delete.
1194 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1195 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1197 * config/bfin/bfin.c: Include "tm-constrs.h".
1198 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1199 Use satisfies_constraint functions instead of the old macros.
1200 * doc/md.texi (Blackfin Constraints): Update file name reference.
1202 2008-04-11 Richard Guenther <rguenther@suse.de>
1204 PR tree-optimization/35869
1205 * tree-vrp.c (execute_vrp): Move switch statement update after
1206 jump threading. Schedule another cfg cleanup run.
1208 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1211 * attribs.c (decl_attributes): Return early on errorneous node.
1213 2008-04-10 Oleg Ryjkov <olegr@google.com>
1215 * tree.h (struct tree_base): Added a new flag default_def_flag.
1216 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1218 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1220 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1222 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1225 * pa.md: Define mode iterator P. Define mode attribute dwc.
1226 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1227 (icacheflush): Likewise.
1228 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1229 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1231 2008-04-11 Ben Elliston <bje@au.ibm.com>
1233 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1235 2008-04-10 Rafael Espindola <espindola@google.com>
1237 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1238 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1239 (extract_range_from_expr): The same.
1241 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1243 * config/mips/mips.md (GPR2): New mode iterator.
1245 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1246 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1247 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1248 Rewrite these to take two modes, the mode of comparison and the
1249 mode of the destination.
1250 * config/mips/mips.c (mips_expand_scc): Instead of having
1251 paradoxical subreg as destination, expand "narrowing" scc if mode
1252 of comparison is SI and target is requested in DI mode.
1253 (mips_emit_int_order_test): Update comment. Make mode of
1254 comparison match CMP0 rather than TARGET. When creating inverse
1255 target use mode of TARGET.
1257 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1259 * gcov-dump.c (tag_summary): Only print summaries for the first
1260 GCOV_COUNTERS_SUMMABLE counters.
1262 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1264 * config/i386/i386.md (absneg): New code iterator.
1265 (absnegprefix): New code attribute.
1266 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1267 patterns using absneg code iterator.
1268 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1269 using absneg code iterator.
1270 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1271 *neg<mode>2 patterns using absneg code iterator.
1272 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1273 *negextendsfdf2 patterns using absneg code iterator.
1274 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1275 *negextendsfxf2 patterns using absneg code iterator.
1276 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1277 *negextendsfdf2 patterns using absneg code iterator.
1278 * config/i386/sse.md (<code><mode>2): Macroize expander from
1279 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1281 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1283 * config/s390/s390.h: Remove the remains of the recent search
1284 & replace action of current_function_outgoing_args_size.
1286 2008-04-10 Ira Rosen <irar@il.ibm.com>
1288 PR tree-optimization/35821
1289 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1290 NEW_STMT_LIST is not NULL.
1292 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1295 * toplev.c (process_options): Remove -ffunction-sections debugging
1298 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1300 PR middle-end/PR28690
1301 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1302 than gen_rtx_fmt_ee to perform more canonicalizations.
1304 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1307 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1309 2008-04-09 Richard Guenther <rguenther@suse.de>
1311 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1312 (dump_function_to_file): Dump function arguments with types.
1314 2008-04-08 Richard Guenther <rguenther@suse.de>
1316 * fold-const.c (fold_widened_comparison): Do not allow
1317 sign-changes that change the result.
1319 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1322 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1323 kinds of indirect references.
1325 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1327 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1328 GNU Fortran language string.
1330 2008-04-08 Rafael Espindola <espindola@google.com>
1332 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1333 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1334 * tree.h (tree_call_nonnegative_warnv_p): New.
1336 2008-04-08 Jan Hubicka <jh@suse.cz>
1338 * function.c (free_after_compilation): Clear out regno_reg_rtx
1341 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1344 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1346 PR middle-end/PR28690
1347 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1348 same precedence as REG_POINTER and MEM_POINTER operands.
1350 2008-04-08 Richard Guenther <rguenther@suse.de>
1353 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1354 for adding index to base.
1356 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1358 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1359 (MINGW_ENABLE_EXECUTE_STACK): New.
1360 (IN_LIBGCC2): For libgcc include windows.h file for
1361 function declarations.
1363 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1365 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1366 and tem2 if tem1 is not a REG or MULT.
1368 2008-04-08 Jan Hubicka <jh@suse.cz>
1370 * function.h (incomming_args): Break out of struct function.
1371 (function_subsections): Break out of struct function.
1372 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1373 return_rtx and hard_reg_initial_vals from struct function.
1374 Kill inl_max_label_num.
1375 (current_function_pops_args, current_function_args_info,
1376 current_function_args_size, current_function_args_size,
1377 current_function_pretend_args_size,
1378 current_function_outgoing_args_size,
1379 current_function_internal_arg_pointer, current_function_return_rtx):
1380 Kill compatibility accestor macros.
1381 * builtins.c (expand_builtin_apply_args_1): Update.
1382 (expand_builtin_next_arg): Update.
1383 * df-scan.c (df_get_call_refs): Update.
1384 * dbxout.c (dbxout_function_end): Update.
1385 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1386 (output_line_info): Update.
1387 (secname_for_decl): Update.
1388 (dwarf2out_var_location): Update.
1389 * function.c (free_after_compilation): Update.
1390 (assign_parm_find_stack_rtl): Update.
1391 (assign_parms): Update.
1392 (expand_dummy_function_end): Update.
1393 (expand_function_end): Update.
1394 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1395 (expand_call): Update.
1396 (emit_library_call_value_1): Update.
1397 (store_one_arg): Update.
1398 * varasm.c (initialize_cold_section_name): Update.
1399 (unlikely_text_section): Update.
1400 (unlikely_text_section_p): Update.
1401 (assemble_start_function): Update.
1402 (assemble_end_function): Update.
1403 (default_section_type_flags): Update.
1404 (switch_to_section): Update.
1405 * integrate.c (set_decl_abstract_flags): Update.
1406 (get_hard_reg_initial_val): Update.
1407 (has_hard_reg_initial_val): Update.
1408 (allocate_initial_values): Update.
1409 * resource.c (init_resource_info): Update.
1410 * config/alpha/alpha.c (NUM_ARGS): Update.
1411 (direct_return): Update.
1412 (alpha_va_start): Update.
1413 (alpha_sa_size): Update.
1414 (alpha_initial_elimination_offset): Update.
1415 (alpha_expand_prologue): Update.
1416 (alpha_start_function): Update.
1417 (alpha_expand_epilogue): Update.
1418 (unicosmk_initial_elimination_offset):
1419 * config/alpha/alpha.md (call expander): Update.
1420 * config/s390/s390.c (s390_register_info): Update.
1421 (s390_register_info): Update.
1422 (s390_frame_info): Update.
1423 (s390_initial_elimination_offset): Update.
1424 (s390_build_builtin_va_list): Update.
1425 (s390_va_start): Update.
1426 * config/spu/spu.c (direct_return): Update.
1427 (spu_expand_prologue): Update.
1428 (spu_initial_elimination_offset): Update.
1429 (spu_build_builtin_va_list): Update.
1430 (spu_va_start): Update.
1431 * config/sparc/sparc.c (sparc_init_modes): Update.
1432 (sparc_compute_frame_size): Update.
1433 (function_value): Update.
1434 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1435 * config/i386/i386.md (return expander): Update.
1436 * config/i386/i386.c (ix86_va_start): Update.
1437 (ix86_can_use_return_insn_p): Update.
1438 (ix86_compute_frame_layout): Update.
1439 (ix86_expand_epilogue): Update.
1440 * config/sh/sh.c (output_stack_adjust): Update.
1441 (calc_live_regs): Update.
1442 (sh_expand_prologue): Update.
1443 (sh_builtin_saveregs): Update.
1444 (sh_va_start): Update.
1445 (initial_elimination_offset): Update.
1446 (sh_allocate_initial_value): Update.
1447 (sh_function_ok_for_sibcall): Update.
1448 (sh_get_pr_initial_val): Update.
1449 * config/sh/sh.md (return expander): Update.
1450 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1451 * config/crx/crx.c (crx_compute_frame): UPdate.
1452 (crx_initial_elimination_offset): UPdate.
1453 * config/xtensa/xtensa.c (compute_frame_size): Update
1454 (xtensa_builtin_saveregs): Update.
1455 (xtensa_va_start): Update.
1456 (order_regs_for_local_alloc): Update.
1457 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1458 (xstormy16_expand_builtin_va_start): Update.
1459 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1460 * config/m68hc11/m68hc11.md (return expanders): Update.
1461 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1462 (expand_epilogue): Update.
1463 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1464 (cris_simple_epilogue): Update.
1465 (cris_expand_prologue): Update.
1466 (cris_expand_epilogue): Update.
1467 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1468 (compute_frame_size): Update.
1469 * config/mt/mt.c (mt_compute_frame_size): Update.
1470 * config/mn10300/mn10300.c (expand_prologue): Update.
1471 (expand_epilogue): Update.
1472 (initial_offset): Update.
1473 (mn10300_builtin_saveregs):
1474 * config/mn10300/mn10300.md (return expander): Update.
1475 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1476 (ia64_initial_elimination_offset): Update.
1477 (ia64_initial_elimination_offset): Update.
1478 (ia64_expand_prologue): Update.
1479 * config/m68k/m68k.md (return expander): Update.
1480 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1481 (rs6000_stack_info): Update.
1482 * config/mcore/mcore.c (layout_mcore_frame): Update.
1483 (mcore_expand_prolog): Update.
1484 * config/arc/arc.c (arc_compute_frame_size): Update.
1485 * config/score/score3.c (score3_compute_frame_size): Update.
1486 * config/score/score7.c (score7_compute_frame_size): Update.
1487 * config/arm/arm.c (use_return_insn): Update.
1488 (thumb_find_work_register): Update.
1489 (arm_compute_save_reg_mask): Update.
1490 (arm_output_function_prologue): Update.
1491 (arm_output_epilogue): Update.
1492 (arm_size_return_regs): Update.
1493 (arm_get_frame_offsets): Update.
1494 (arm_expand_prologue): Update.
1495 (thumb_exit): Update.
1496 (thumb_unexpanded_epilogue): Update.
1497 (thumb1_output_function_prologue): Update.
1498 * config/pa/pa.md (return expander): Update.
1499 * config/pa/pa.c (compute_frame_size): Update.
1500 (hppa_builtin_saveregs): Update.
1501 * config/mips/mips.c (mips_va_start): Update.
1502 (mips16_build_function_stub): Update.
1503 (mips_compute_frame_info): Update.
1504 (mips_restore_gp): Update.
1505 (mips_output_function_prologue): Update.
1506 (mips_expand_prologue): Update.
1507 * config/v850/v850.c (compute_frame_size): Update.
1508 (expand_prologue): * config/mmix/mmix.c (along): update.
1509 (mmix_initial_elimination_offset): update.
1510 (mmix_reorg): update.
1511 (mmix_use_simple_return): update.
1512 (mmix_expand_prologue): update.
1513 (mmix_expand_epilogue): Update.
1514 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1515 (emit_link_insn): Update.
1517 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1519 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1520 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1522 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1525 2008-04-07 Jan Hubicka <jh@suse.cz>
1527 * function.h (rtl): Rename to x_rtl.
1529 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1530 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1531 used_temp_slots avail_temp_slots, temp_slot_level,
1532 nonlocal_goto_handler_labels): Update accesstors.
1533 (rtl): New global variable.
1534 (struct function): Move some fileds to rtl_data.
1535 (get_arg_pointer_save_area): Update prototype.
1536 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1537 get_arg_pointer_save_area.
1538 * expr.c (init_expr): Update
1539 * function.c (get_frame_size): Update
1540 (assign_stack_local): Update
1541 (expand_function_end): Update.
1542 (get_art_pointer_save_area): Update
1544 * emit-rtl.c (rtl): Declare.
1545 (regno_reg_rtx): Declare.
1546 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1548 (gen_reg_rtx): Update.
1549 * varasm.c (n_deferred_constatns): Update accestor.
1550 (init_varasm_status): Do not allocate varasm_status.
1551 (force_const_mem, get_pool_size, output_constant_pool): Update.
1552 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1553 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1554 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
1555 * sparc/sparc.h (INIT_EXPANDERS): Update.
1556 * ia64/ia64.h (INIT_EXPANDERS): Update.
1558 2008-04-07 James E. Wilson <wilson@tuliptree.org>
1560 * reload.c (push_secondary_reload): Add missing break to for loop.
1562 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1564 PR middle-end/PR28690
1565 * rtlanal.c: Update copyright years.
1566 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
1567 as REG_POINTER and MEM_POINTER operands.
1568 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
1569 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
1570 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
1571 * gcse.c: Update copyright years.
1572 (pre_delete): Call gen_reg_rtx_and_attrs.
1573 (hoist_code): Likewise.
1574 (build_store_vectors): Likewise.
1575 (delete_store): Likewise.
1576 * loop-invariant.c (move_invariant_reg): Likewise.
1577 Update copyright years.
1579 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
1581 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
1582 control string instead of quoted.
1584 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1586 * doc/rtl.texi: Rewrite of subreg section.
1588 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
1591 * config/i386/i386.c (legitimize_pic_address): Add treating
1592 of dllimport SYM_REF's.
1593 (legitimize_dllimport_symbol): Add prototype.
1595 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1597 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
1598 reference in constructor with non self-referential type.
1600 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
1602 Removal of Return with Depressed Stack Pointer support
1603 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
1604 (ECF_SP_DEPRESSED): Likewise.
1605 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
1606 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
1607 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1608 (expand_call): Do not test ECF_SP_DEPRESSED.
1609 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1610 * function.c (keep_stack_depressed): Delete.
1611 (handle_epilogue_set): Likewise.
1612 (update_epilogue_consts): Likewise.
1613 (emit_equiv_load): Likewise.
1614 (thread_prologue_and_epilogue_insns): Remove support for Return with
1615 Depressed Stack Pointer.
1616 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
1618 2008-04-06 Richard Guenther <rguenther@suse.de>
1620 PR tree-optimization/35400
1621 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
1622 information from SSA_NAMEs.
1624 2008-04-06 Anatoly Sokolov <aesok@post.ru>
1626 * config/avr/avr.h (avr_mega_p): Remove declaration.
1627 (AVR_MEGA): Remove macro.
1628 * config/avr/avr.c (avr_mega_p): Remove variable.
1629 (avr_override_options): Remove inicializion of avr_mega_p.
1630 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1631 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
1632 (avr_jump_mode): (Ditto.).
1633 (avr_output_progmem_section_asm_op): (Ditto.).
1634 (avr_asm_init_sections): (Ditto.).
1635 (avr_asm_init_sections): (Ditto.).
1636 (avr_rtx_costs): (Ditto.).
1637 * config/avr/avr.md: (Ditto.).
1638 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
1641 2008-04-06 Richard Guenther <rguenther@suse.de>
1643 PR tree-optimization/35842
1644 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
1645 is_gimple_invariant_address.
1647 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1649 * gcc.c (default_compilers): Sync Fortran extensions list with
1650 that in fortran/lang-specs.h.
1651 * doc/invoke.texi: Likewise.
1652 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
1653 * dwarf2out.c (gen_compile_unit_die): Likewise.
1655 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
1657 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
1659 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
1662 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
1663 attribute is used for nested functions.
1665 2008-04-05 Jan Hubicka <jh@suse.cz>
1667 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
1669 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
1671 (dump_files): Update.
1672 (enable_rtl_dump_file): Do not accept letter argument.
1673 * tree-pass.h (dump_file_info): Remove letter argument.
1674 * toplev.c (decode_d_option): Update -da handling.
1675 * toplev.h (enable_rtl_dump_file): Update prototype.
1676 * passes.c (register_one_dump_file): Do not accept IPA argument; work
1677 it out based on pass type.
1678 (register_dump_files_1): Likewise.
1679 (init_optimization_passes): Update register_one_dump_file calls.
1680 (execute_one_pass): Sanity check that IPA passes are called at IPA
1681 level and RTL passes at RTL level.
1682 (execute_pass_list): IPA pass can not be after or subpass of
1684 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
1685 disallov RTL subpasses of IPA subpasses.
1687 2008-04-05 Ben Elliston <bje@au.ibm.com>
1689 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1690 builtins that return exactly once and do not throw. Cache call to
1693 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1695 PR rtl-optimization/34916
1697 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1698 between instruction pairs.
1700 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1702 * doc/invoke.texi: Document -mbitops for SH.
1703 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1704 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1705 * config/sh/sh.c (print_operand): Add %t operand code.
1706 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1707 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1708 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1709 (extendqihi2): Likewise.
1710 (movqi_i): Likewise.
1711 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1712 (extv): Use bld instruction for SH2A if possible.
1714 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1715 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1716 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1717 (bset.b, bclr.b): Define peepholes.
1718 * config/sh/sh.opt (mbitops): New option.
1720 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1723 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1724 and view convert expression.
1726 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1729 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1731 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1733 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1735 * config/i386/cpuid.h (bit_AES): New.
1736 (bit_PCLMUL): Likewise.
1738 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1739 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1740 SSE2 if AES or PCLMUL is enabled.
1741 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1742 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1743 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1744 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1745 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1746 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1747 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1748 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1749 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1750 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1751 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1752 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1753 __builtin_ia32_aeskeygenassist128 and
1754 __builtin_ia32_pclmulqdq128.
1755 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1756 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1757 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1759 * config/i386/i386.h (TARGET_AES): New.
1760 (TARGET_PCLMUL): Likewise.
1761 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1763 * config/i386/i386.md (UNSPEC_AESENC): New.
1764 (UNSPEC_AESENCLAST): Likewise.
1765 (UNSPEC_AESDEC): Likewise.
1766 (UNSPEC_AESDECLAST): Likewise.
1767 (UNSPEC_AESIMC): Likewise.
1768 (UNSPEC_AESKEYGENASSIST): Likewise.
1769 (UNSPEC_PCLMUL): Likewise.
1771 * config/i386/i386.opt (maes): New.
1772 (mpclmul): Likewise.
1774 * config/i386/sse.md (aesenc): New pattern.
1775 (aesenclast): Likewise.
1777 (aesdeclast): Likewise.
1779 (aeskeygenassist): Likewise.
1780 (pclmulqdq): Likewise.
1782 * config/i386/wmmintrin.h: New.
1784 * doc/extend.texi: Document AES and PCLMUL built-in function.
1786 * doc/invoke.texi: Document -maes and -mpclmul.
1788 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1790 * function.c (free_after_parsing): Replace with
1791 cxx_push_function_context from C++ front-end.
1792 (allocate_struct_function): Don't call langhook.
1793 * langhooks.h (struct lang_hooks_for_functions): Delete.
1794 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1796 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1797 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1798 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1799 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1800 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1801 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1802 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1804 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1805 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1807 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1810 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1813 2008-04-04 Richard Guenther <rguenther@suse.de>
1816 * fold-const.c (optimize_minmax_comparison): Use the correct
1817 type for the constant in the simplified comparison.
1819 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1821 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1822 Pass L2 size as "--param l2-cache-size" to the compiler.
1823 (decode_l2_cache): New function to decode L2 cache parameters using
1824 0x8000006 extended cpuid function.
1825 (detect_caches_amd): Determine parameters of L2 cache using
1826 decode_l2_caches function.
1827 (decode_caches_intel): Decode L2 cache parameters.
1828 (detect_caches_intel): Determine L2 cache parameters using
1829 decode_caches_intel and decode_l2_caches functions.
1831 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1833 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1834 secondary input reload for subword loads from the constant pool.
1836 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1839 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1840 constants of the appropriate size for runtime calculations.
1843 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1844 decimal-float literal constant zero.
1846 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1849 * c-parser.c (c_parser_omp_atomic): Call
1850 default_function_array_conversion on the RHS.
1853 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1854 call is_variable_sized if decl has incomplete type.
1856 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1858 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1860 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1862 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1864 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1865 (sgt<u>): Merge sgt and sgtu into new expander.
1866 (sgt, sgtu): Remove expanders.
1867 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1868 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1869 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1870 *sgtu_<mode>_mips16 into new pattern.
1871 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1872 (sge<u>): Merge sge and sgeu into new expander.
1873 (sge, sgeu): Remove expanders.
1874 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1876 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1877 (slt<u>): Merge slt and sltu into new expander.
1878 (slt, sltu): Remove expanders.
1879 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1880 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1881 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1882 *sltu_<mode>_mips16 into new pattern.
1883 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1884 (sle<u>): Merge sle and sleu into new expander.
1885 (sle, sleu): Remove expanders.
1886 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1887 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1888 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1889 *sleu_<mode>_mips16 into new pattern.
1890 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1892 2008-04-03 Jan Hubicka <jh@suse.cz>
1894 PR tree-optimization/35795
1895 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1896 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1897 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1898 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1899 * score/score3.c (score3_output_mi_thunk): Likewise.
1900 * score/score7.c (score7_output_mi_thunk): Likewise.
1901 * mips/mips.c (mips_output_mi_thunk): Likewise.
1903 2008-04-03 Richard Guenther <rguenther@suse.de>
1905 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1906 conversions. Simplify code.
1908 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1910 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1912 2008-04-03 Tom Tromey <tromey@redhat.com>
1913 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1915 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1916 * config/bfin/t-bfin-linux (generated_files): Add
1917 linux-sysroot-suffix.h.
1918 * doc/install.texi (Prerequisites): Require make 3.80.
1919 * doc/sourcebuild.texi (Front End Directory): Document new
1921 * Makefile.in (generated_files): New variable.
1922 (ALL_HOST_OBJS): New variable.
1923 ($(ALL_HOST_OBJS)): New target.
1925 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1927 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1928 (remap_block): Call id->transform_lang_insert_block instead
1930 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1931 Set id.transform_lang_insert_block to NULL.
1932 (clone_body): Move to cp/optimize.c
1933 * tree-inline.h (struct copy_body_data): Change
1934 transform_lang_insert_block to function pointer.
1935 (copy_generic_body, copy_decl_no_change): Export.
1936 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1937 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1938 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1940 * c-tree.h (insert_block): Kill.
1941 * c-decl.c (insert_block): Kill.
1943 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1945 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1946 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1947 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1949 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1950 argument, call {push,pop}_function_context from here.
1951 * c-parser.c: Use c_{push,pop}_function_context.
1953 * function.c (push_function_context_to): Move meat ...
1954 (push_function_context): ... here. Simplify.
1955 * function.c (pop_function_context_from): Move meat ...
1956 (pop_function_context): ... here. Simplify.
1957 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1959 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1960 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1961 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1962 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1964 2008-04-03 Ben Elliston <bje@au.ibm.com>
1966 * expmed.c (extract_force_align_mem_bit_field): Remove.
1968 2008-04-03 Richard Guenther <rguenther@suse.de>
1971 * expr.h (try_casesi): Adjust prototype.
1972 * expr.c (try_casesi): Take fallback label as extra parameter.
1973 Use that for gen_casesi if default_label is NULL.
1974 * stmt.c (expand_case): Pass fallback label to try_casesi,
1975 make sure to fill gaps with a fallback label if default_label
1978 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1981 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1983 2008-04-03 Ben Elliston <bje@au.ibm.com>
1985 * expmed.c (extract_split_bit_field): Remove if (0) code.
1986 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1987 (do_ds_constraint): Likewise.
1989 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1991 * doc/cppopts.texi (-dU): Document.
1992 * c-common.h (flag_dump_macros): Update comment.
1993 * c-opts.c (handle_OPT_d): Handle -dU.
1994 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1995 dump_queued_macros, cb_used_define, cb_used_undef): New.
1996 (init_pp_output): Handle -dU.
1997 (cb_line_change): Call dump_queued_macros.
1998 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2000 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2002 * config/avr/predicates.md (io_address_operand): New predicate.
2003 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2004 * config/avr/avr.c (avr_io_address_p): Remove function.
2005 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2006 'avr_io_address_p' function.
2007 (out_movhi_r_mr): (Ditto.).
2008 (out_movqi_mr_r): (Ditto.).
2009 (out_movhi_mr_r): (Ditto.).
2010 (avr_address_cost): (Ditto.).
2012 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2014 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2015 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2016 in 32bit mode when XMM registers are available to avoid store
2018 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2019 corresponding post-reload splitters.
2021 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2023 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2024 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2025 __builtin_ia32_roundss.
2026 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2027 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2028 __builtin_ia32_roundss.
2029 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2030 IX86_BUILTIN_SHUFPD here.
2032 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2034 * config/i386/i386.md (plogic): New.
2035 (plogicprefix): Likewise.
2037 * config/i386/mmx.md (mmx_<code><mode>3): New.
2038 (mmx_and<mode>3): Removed.
2039 (mmx_ior<mode>3): Likewise.
2040 (mmx_xor<mode>3): Likewise.
2042 * config/i386/sse.md (<code><mode>3): New.
2043 (*<code><mode>3): Likewise.
2044 (*<code><mode>3): Likewise.
2045 (<code><mode>3): Likewise.
2046 (*sse_<code><mode>3): Likewise.
2047 (*sse2_<code><mode>3): Likewise.
2048 (<code>tf3): Likewise.
2049 (*<code>tf3): Likewise.
2050 (and<mode>3): Likewise.
2051 (*and<mode>3): Likewise.
2052 (ior<mode>3): Removed.
2053 (*ior<mode>3): Likewise.
2054 (xor<mode>3): Likewise.
2055 (*xor<mode>3): Likewise.
2056 (*and<mode>3): Likewise.
2057 (*ior<mode>3): Likewise.
2058 (*xor<mode>3): Likewise.
2059 (and<mode>3): Likewise.
2060 (*sse_and<mode>3): Likewise.
2061 (*sse2_and<mode>3): Likewise.
2063 (*andtf3): Likewise.
2064 (ior<mode>3): Likewise.
2065 (*sse_ior<mode>3): Likewise.
2066 (*sse2_ior<mode>3): Likewise.
2068 (*iortf3): Likewise.
2069 (xor<mode>3): Likewise.
2070 (*sse_xor<mode>3): Likewise.
2071 (*sse2_xor<mode>3): Likewise.
2073 (*xortf3): Likewise.
2075 2008-04-02 Richard Guenther <rguenther@suse.de>
2077 PR tree-optimization/14495
2078 PR tree-optimization/34793
2079 * tree-vrp.c (struct switch_update): New structure.
2080 (to_remove_edges, to_update_switch_stmts): New VECs.
2081 (simplify_switch_using_ranges): New function. Remove not taken
2082 case labels and edges.
2083 (simplify_stmt_using_ranges): Call it.
2084 (identify_jump_threads): Mark edges we have queued for removal
2085 so we don't thread them.
2086 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2088 * tree-cfg.c (group_case_labels): Deal with missing default label.
2089 (tree_verify_flow_info): Allow missing default label.
2090 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2091 (emit_case_nodes): Likewise.
2092 (expand_case): Do not rely on the default label to be present.
2093 * expr.c (try_casesi): Deal with NULL default_label.
2094 (do_tablejump): Likewise.
2096 2008-04-02 Richard Guenther <rguenther@suse.de>
2098 PR tree-optimization/14495
2099 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2100 SWITCH_EXPR here ...
2101 (vrp_visit_switch_stmt): ... but here (new function).
2102 (find_case_label_index): New helper function.
2103 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2105 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2107 * fwprop.c: Fix ISO-C99ism.
2109 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2112 * Makefile.in (objdir): Set it here.
2113 * configure.ac: Not here. Find dynamic linker characteristics.
2114 * exec-tool.in: Use them.
2115 * aclocal.m4: Regenerate.
2116 * configure: Regenerate.
2118 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2120 * expr.c (expand_var): Delete it.
2121 * expr.h (expand_var): Delete prototype.
2122 * function.c (expand_function_start): Use expand_decl instead.
2123 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2126 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2128 PR rtl-optimization/35542
2129 * fwprop.c (forward_propagate_and_simplify): Replace
2130 loc_reg_mentioned_in_p with reg_mentioned_p.
2132 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2134 PR rtl-optimization/35281
2135 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2136 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2137 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2138 (varying_mem_p): Move above propagate_rtx.
2139 (all_uses_available_at): Do not check MEMs.
2141 2008-04-02 Rafael Espindola <espindola@google.com>
2143 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2144 (register_edge_assert_for_2): Split the cond argument.
2145 (register_edge_assert_for_1): Adjust for the change in
2146 register_edge_assert_for_2.
2147 (register_edge_assert_for): Split the cond argument.
2148 (find_switch_asserts): Adjust for the change in
2149 register_edge_assert_for.
2151 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2153 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2154 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2155 offsets for 64-bit mingw.
2156 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2157 abi for x86_64-pc-mingw.
2159 2008-04-02 Richard Guenther <rguenther@suse.de>
2161 * tree-vrp.c (extract_range_from_assert): Make sure to not
2162 produce range min/max with TREE_OVERFOW set.
2163 If merging a anti-range and a range keep the anti-range if
2164 the range covers all values of the type.
2165 (register_edge_assert_for_2): Only allow sign-changing
2166 conversions in detecting canonical range checks. Also
2167 register an assert for the unsigned name if useful.
2169 PR tree-optimization/35787
2170 * tree-vrp.c (vrp_val_max): New function.
2171 (vrp_val_min): Likewise.
2172 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2173 (vrp_val_is_min): Likewise.
2174 (supports_overflow_infinity): Use vrp_val_{min,max}.
2175 (negative_overflow_infinity): Likewise.
2176 (positive_overflow_infinity): Likewise.
2177 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2178 (is_positive_overflow_infinity): Likewise.
2179 (is_overflow_infinity): Likewise.
2180 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2181 vrp_val_is_{min,max}.
2182 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2183 to ranges if possible. Avoid empty ranges.
2185 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2188 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2189 the expression is a function address.
2191 2008-04-01 George Helffrich <george@gcc.gnu.org>
2193 PR fortran/PR35154, fortran/PR23057
2194 * fortran/trans-common.c (create_common): Add decl to function
2195 chain to preserve identifier scope in debug output.
2197 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2198 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2199 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2200 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2202 (dbxout_syms): Check for COMMON-based symbol and wrap in
2203 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2204 in bracket for efficiency.
2206 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2207 using DW_TAG_common_block + member offset.
2208 (add_pubname_string): New function.
2209 (dw_expand_expr): New function to find block name and offset for
2211 (common_check): New function to check whether symbol in Fortran COMMON.
2212 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2214 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
2215 use of common is unchanged.
2217 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
2218 with all combinations of debug options available on target.
2219 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
2220 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
2221 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
2222 .stabs functionality.
2223 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
2224 DWARF functionality.
2226 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2229 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2231 2008-04-02 Ben Elliston <bje@au.ibm.com>
2233 * config/v850/v850.md (casesi): Remove if (0) code.
2234 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2235 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2237 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2239 * config/i386/i386.md (rex64suffix): New mode attribute.
2240 (floathi<mode>2): Disable expander for SSE math.
2241 (*floathi<mode>2_1): New insn insn_and_split pattern.
2242 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2243 corresponding post-reload splitters.
2244 (*floathi<mode>2_i387): New macroized insn pattern.
2245 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2246 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2247 insn_and_split pattern.
2248 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2249 New macroized instruction patterns and corresponding post-reload
2251 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2252 and corresponding post-reload splitters.
2253 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2254 New macroized instruction patterns.
2255 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2256 macroized instruction patterns and corresponding post-reload splitters.
2257 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2258 corresponding post-reload splitters.
2259 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2260 New macroized instruction patterns.
2261 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2262 corresponding post-reload splitters.
2263 (*floatsi<mode>2_i387): New macroized instruction patterns.
2265 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2267 * config/i386/i386.md (smaxmin): New.
2268 (umaxmin): Likewise.
2269 (maxminiprefix): Likewise.
2270 (maxminfprefix): Likewise.
2271 (<code><mode>3): Likewise.
2272 (smin<mode>3): Removed.
2273 (smax<mode>3): Likewise.
2275 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2276 (mmx_<code>v4hi3): Likewise.
2277 (mmx_<code>v8qi3): Likewise.
2278 (mmx_smaxv2sf3): Removed.
2279 (mmx_sminv2sf3): Likewise.
2280 (mmx_umaxv8qi3): Likewise.
2281 (mmx_smaxv4hi3): Likewise.
2282 (mmx_uminv8qi3): Likewise.
2283 (mmx_sminv4hi3): Likewise.
2285 * config/i386/sse.md (<addsub><mode>3): New.
2286 (*<addsub><mode>3): Likewise.
2287 (<sse>_vm<addsub><mode>3): Likewise.
2288 (<maxmin><mode>3): Likewise.
2289 (*<maxmin><mode>3_finite): Likewise.
2290 (*<maxmin><mode>3): Likewise.
2291 (<sse>_vm<maxmin><mode>3): Likewise.
2292 (sse3_h<addsub>v4sf3): Likewise.
2293 (sse3_h<addsub>v2df3): Likewise.
2294 (<maxmin>v16qi3): Likewise.
2295 (*<maxmin>v16qi3): Likewise.
2296 (<maxmin>v8hi3): Likewise.
2297 (*<maxmin>v8hi3): Likewise.
2298 (*sse4_1_<maxmin><mode>3): Likewise.
2299 (*sse4_1_<maxmin><mode>3): Likewise.
2300 (add<mode>3): Removed.
2301 (*add<mode>3): Likewise.
2302 (<sse>_vmadd<mode>3): Likewise.
2303 (sub<mode>3): Likewise.
2304 (*sub<mode>3): Likewise.
2305 (<sse>_vmsub<mode>3): Likewise.
2306 (smin<mode>3): Likewise.
2307 (*smin<mode>3_finite): Likewise.
2308 (*smin<mode>3): Likewise.
2309 (<sse>_vmsmin<mode>3): Likewise.
2310 (smax<mode>3): Likewise.
2311 (*smax<mode>3_finite): Likewise.
2312 (*smax<mode>3): Likewise.
2313 (<sse>_vmsmax<mode>3): Likewise.
2314 (sse3_haddv4sf3): Likewise.
2315 (sse3_haddv2df3): Likewise.
2316 (sse3_hsubv4sf3): Likewise.
2317 (sse3_hsubv2df3): Likewise.
2318 (umaxv16qi3): Likewise.
2319 (*umaxv16qi3): Likewise.
2320 (smaxv8hi3): Likewise.
2321 (*smaxv8hi3): Likewise.
2322 (*sse4_1_smax<mode>3): Likewise.
2323 (*sse4_1_umax<mode>3): Likewise.
2324 (uminv16qi3): Likewise.
2325 (*uminv16qi3): Likewise.
2326 (sminv8hi3): Likewise.
2327 (*sminv8hi3): Likewise.
2328 (*sse4_1_smin<mode>3): Likewise.
2329 (*sse4_1_umin<mode>3): Likewise.
2331 2008-04-01 Rafael Espindola <espindola@google.com>
2333 * tree-cfg.c (verify_expr): remove in_phi.
2334 (verify_stmt): Don't call walk_tree with verify_expr. Use
2335 is_gimple_min_invariant instead of is_gimple_val.
2337 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2339 * doc/include/gpl_v3.texi: Update for manpage generation.
2340 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2342 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2343 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2344 gpl_v3.texi instead of gpl.texi.
2347 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2350 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2352 2008-04-01 Rafael Espindola <espindola@google.com>
2354 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2355 (extract_code_and_val_from_cond): Use
2356 extract_code_and_val_from_cond_with_ops.
2358 2008-04-01 Jan Hubicka <jh@suse.cz>
2360 * function.c (free_after_compilation): Free epilogue_delay_list.
2361 (prepare_function_start): Assert that previous compilation was freed.
2363 2008-04-01 Jan Hubicka <jh@suse.cz>
2364 Jim Wilson <wilson@tuliptree.org>
2365 Andreas Tobler <andreast@gcc.gnu.org>
2368 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2369 rtl.emit instead cfun->emit.
2370 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2371 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2373 2008-04-01 Ben Elliston <bje@au.ibm.com>
2375 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2377 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2379 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2381 (fprofile-use): Add var flag_profile_use
2382 * coverage.c (coverage_begin_output): Do not open a gcno file for
2383 output only if -ftest-coverage is set.
2384 Do not add getpwd() to gcda file path.
2385 (build_gcov_info): Check the new flag
2386 flag_profile_datafile_relative_path.
2387 (coverage_init): Use profile_data_prefix.
2388 Read profile counter only if flag_profile_use is set.
2389 * opts.c (common_handle_option): New option fprofile-use=,
2390 fprofile-dir=, fprofile-generate=.
2391 * toplev.c (profile_data_prefix): New variable definition.
2392 * toplev.h (profile_data_prefix): New declaration.
2393 * doc/invoke.tex (Option Summary, Optimization Options):
2396 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2398 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2399 use tmp consistently.
2402 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2403 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2404 UNSPEC_FR_RECIP_APPROX_RES.
2405 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2407 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2410 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2412 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2415 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2416 element of the vector via a pointer.
2418 2008-03-31 Ian Lance Taylor <iant@google.com>
2420 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2422 2008-03-31 Jan Hubicka <jh@suse.cz>
2424 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2425 get_arg_pointer_save_area.
2426 * expr.c (init_expr): Just clear out rtl.expr.
2427 * function.c (free_after_compilation): Clear out whole RTL structure.
2428 (get_func_frame_size): Merge into ...
2429 (get_frame_size): ... this one.
2430 (assign_stack_local_1): Merge into ...
2431 (assign_stack_local): ... this one.
2432 (expand_function_end): Update call of get_arg_pointer_save_area.
2433 (get_art_pointer_save_area): Remove cfun argument.
2434 * function.h (emit_status): regno_pointer_align does not need length
2435 attribute. Move x_regno_reg_rtx to ...
2436 (regno_reg_rtx): ... new global array.
2437 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2438 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2439 apply_args_value, forced_labels, stack_pointer_delta):
2441 (struct varasm_status): Move here from varasm.c
2442 (struct rtl_data): New. Move here some fields from struct function.
2443 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2444 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2445 used_temp_slots avail_temp_slots, temp_slot_level,
2446 nonlocal_goto_handler_labels): Update accesstors.
2447 (rtl): New global variable.
2448 (struct function): Move some fileds to rtl_data.
2449 (get_arg_pointer_save_area): Update prototype.
2450 * emit-rtl.c (rtl): Declare.
2451 (regno_reg_rtx): Declare.
2452 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2454 (gen_reg_rtx): Update.
2455 (init_virtual_regs): Do not tate emit_status argument.
2456 (init_emit): Do not allocate emit.
2457 * varasm.c (varasm_statuc): Move to function.h.
2458 (n_deferred_constatns): Update accestor.
2459 (init_varasm_status): Do not allocate varasm_status.
2460 (force_const_mem, get_pool_size, output_constant_pool): Update.
2461 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2462 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2464 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2466 PR rtl-optimization/35729
2467 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2470 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2473 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2474 load/store if memory is unaligned.
2475 (*movti_rex64): Likewise.
2477 * config/i386/predicates.md (misaligned_operand): New.
2479 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2482 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2485 2008-03-31 Jan Beulich <jbeulich@novell.com>
2487 * config/ia64/constraints.md: Add 'j' constraint.
2488 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2489 (movdi_internal): Likewise.
2491 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2494 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2496 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2499 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2500 proper error message for the third argument on blendpd and
2503 * config/i386/sse.md (blendbits): New.
2504 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2506 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2508 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2510 2008-03-30 Richard Guenther <rguenther@suse.de>
2513 * fold-const.c (fold_sign_changed_comparison): Do leave
2514 conversions to base-types alone.
2516 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2518 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2519 the link register if one altivec register is be saved.
2521 2008-03-30 Ben Elliston <bje@au.ibm.com>
2523 * final.c (final_scan_insn): Remove if (0) code.
2525 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2527 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2529 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2531 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2532 of V4SFmode to ix86_binary_operator_ok.
2534 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2536 * config/i386/i386.c (override_options): Initialize
2537 ix86_veclib_handler to ix86_veclibabi_svml when
2538 -mveclibabi=svml is used.
2539 (ix86_veclibabi_svml): New function for SVML ABI style
2540 vectorization support.
2541 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2543 2008-03-28 Rafael Espindola <espindola@google.com>
2545 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2546 (tree_binary_nonnegative_warnv_p): Make it public.
2547 (tree_single_nonnegative_warnv_p): Make it public.
2548 (tree_invalid_nonnegative_warnv_p): Make it public.
2549 (tree_unary_nonzero_warnv_p): Make it public.
2550 (tree_binary_nonzero_warnv_p): Make it public
2551 (tree_single_nonzero_warnv_p): Make it public.
2552 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2553 (extract_range_from_binary_expr): Split the expr argument.
2554 (extract_range_from_unary_expr): Split the expr argument.
2555 (extract_range_from_comparison): Split the expr argument.
2556 (extract_range_from_expr): Use the new aux functions.
2557 (vrp_evaluate_conditional_warnv): Use
2558 vrp_evaluate_conditional_warnv_with_ops.
2559 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2560 (tree_binary_nonzero_warnv_p): Declare.
2561 (tree_single_nonzero_warnv_p): Declare.
2562 (tree_expr_nonzero_warnv_p): Declare.
2563 (tree_unary_nonnegative_warnv_p): Declare.
2564 (tree_binary_nonnegative_warnv_p): Declare.
2565 (tree_single_nonnegative_warnv_p): Declare.
2566 (tree_invalid_nonnegative_warnv_p): Declare.
2568 2008-03-28 Richard Guenther <rguenther@suse.de>
2570 PR tree-optimization/30317
2571 PR tree-optimization/30911
2572 PR tree-optimization/34793
2573 * tree-vrp.c (set_and_canonicalize_value_range): New function.
2574 (struct assert_locus_d): New member EXPR.
2575 (register_new_assert_for): Add EXPR parameter to support
2576 ASSERT_EXPR <name, expr OP limit>.
2577 (register_edge_assert_for_1): Adjust callers.
2578 (find_assert_locations): Likewise.
2579 (process_assert_insertions_for): Build condition from expression.
2580 (extract_range_from_assert): Handle ASSERT_EXPRs
2581 of the form ASSERT_EXPR <name, expr OP limit>.
2582 (register_edge_assert_for_2): New helper registering
2583 asserts for comparisons. Recognize range tests of the form
2584 (unsigned)i - CST1 OP CST2.
2585 (register_edge_assert_for_1): Use it.
2586 (register_edge_assert_for): Likewise.
2587 (needs_overflow_infinity): Integer sub-types
2588 do not need overflow infinities.
2589 (vrp_val_is_max): The extreme values of integer sub-types
2590 are those of the base type.
2591 (vrp_val_is_min): Likewise.
2592 * tree.def (ASSERT_EXPR): Document extra allowed conditional
2595 2008-03-28 Nick Clifton <nickc@redhat.com>
2598 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
2599 Return GENERAL_REGS for stack adjustment reloads.
2601 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2604 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
2605 const_vector when all the vectors are constant.
2607 2008-03-27 Bob Wilson <bob.wilson@acm.org>
2609 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
2611 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
2612 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
2614 (s<code>_sf): Use new scc_sf attribute for opcode names.
2616 2008-03-27 Tom Tromey <tromey@redhat.com>
2618 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
2619 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
2620 config/spu/t-spu-elf, config/i386/t-interix,
2621 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
2622 config/i386/x-darwin, config/i386/x-mingw32,
2623 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
2624 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
2625 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
2626 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
2627 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
2628 config/rs6000/x-darwin, config/rs6000/t-rs6000,
2629 config/score/t-score-elf, config/arm/t-strongarm-pe,
2630 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
2631 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
2632 Revert automatic dependency patch.
2634 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
2637 * config/i386/i386.c (ix86_function_arg_boundary): Align
2638 decimal floating point to its natural boundary.
2640 2008-03-27 Richard Guenther <rguenther@suse.de>
2643 * fold-const.c (fold_comparison): Restrict distinct decl
2644 comparison folding to VAR_DECLs and PARM_DECLs. Do not
2645 solely rely on operand_equal_p.
2647 2008-03-27 Richard Guenther <rguenther@suse.de>
2650 * c-common.c (handle_weak_attribute): Reject combination of
2653 2008-03-27 Richard Guenther <rguenther@suse.de>
2655 PR tree-optimization/32810
2656 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
2657 conversions from DECL_INITIAL.
2658 (fold_const_aggregate_ref): Likewise from constructor elements.
2660 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
2662 * tree-affine.h (aff_combination_expand): Declare.
2663 (get_inner_reference_aff): Likewise.
2664 * tree-affine.c (aff_combination_expand): Split out from
2665 tree_to_aff_combination_expand.
2666 (get_inner_reference_aff): New function.
2667 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
2668 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
2669 (struct lim_aux_data): sm_done field removed.
2670 (mem_ref_loc_p, mem_ref_locs_p): New types.
2671 (struct mem_ref): Added id, stored, accesses_in_loop,
2672 indep_loop, dep_loop, indep_ref, dep_ref fields.
2673 Removed is_stored, locs and next fields.
2674 (memory_accesses): New variable.
2675 (movement_possibility): Do not allow moving statements
2676 that store to memory.
2677 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
2679 (determine_max_movement): For statements with memory references,
2680 find the outermost loop in that the reference is independent.
2681 (move_computations_stmt): Mark the virtual operands for renaming.
2682 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
2683 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
2684 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
2685 add_vop_ref_mapping, create_vop_ref_mapping_loop,
2686 create_vop_ref_mapping, analyze_memory_references,
2687 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
2688 get_all_locs_in_loop, ref_always_accessed_p,
2689 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2690 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2691 store_motion_loop, store_motion): New functions.
2692 (struct vop_to_refs_elt): New type.
2693 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2694 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2695 (schedule_sm): Replaced by...
2696 (execute_sm): ... this.
2697 (determine_lsm_ref, hoist_memory_references,
2698 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2699 find_more_ref_vops, free_mem_ref, free_mem_refs,
2700 determine_lsm_loop, determine_lsm): Removed.
2701 (tree_ssa_lim_finalize): Free data structures used by store motion.
2702 (tree_ssa_lim): Call analyze_memory_references. Use
2703 store_motion instead of determine_lsm.
2705 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2707 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2708 rename tmake_file to m68hc11/t-m68hc11.
2709 (mcore): Set inhibit_libc to true.
2710 * config.host (alpha*-dec-*vms*): Set extra_programs.
2711 (interix3*): Don't use host_xmake_file.
2712 * configure.ac: Let config.gcc override inhibit_libc.
2713 * configure: Regenerate.
2715 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2716 * config/t-openbsd-thread: Remove commented out lines.
2718 * config/x-interix: Remove.
2720 * config/m68hc11/t-m68hc11-gas: Rename to...
2721 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2723 * config/mcore/t-mcore: Remove T_CFLAGS.
2724 * config/mcore/t-mcore-pe: Likewise.
2726 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2728 * configure.ac: Replace custom __GNU_SOURCE test with
2729 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2730 * aclocal.m4: Regenerate.
2731 * configure: Regenerate.
2732 * config.in: Regenerate.
2734 2008-03-27 Richard Guenther <rguenther@suse.de>
2736 * fold-const.c (target.h): Include.
2737 (fold_comparison): Fold comparison of addresses of decls
2738 that bind locally or of constants. Consolidate address folding code.
2739 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2740 results from fold_binary_to_constant.
2741 (compare_values_warnv): Likewise.
2743 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2746 * fold-const.c (fold_truthop): Check for integeral types when folding
2747 a == 0 && b == 0 and a != 0 || b != 0 .
2749 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2751 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2753 2008-03-26 Andreas Schwab <schwab@suse.de>
2755 * doc/invoke.texi: Fix use of @item vs. @itemx.
2757 2008-03-26 Tom Tromey <tromey@redhat.com>
2759 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2760 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2761 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2762 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2763 build/genconstants.o, build/genemit.o, build/genextract.o,
2764 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2765 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2768 2008-03-26 Richard Guenther <rguenther@suse.de>
2771 2008-03-26 Richard Guenther <rguenther@suse.de>
2773 * fold-const.c (target.h): Include.
2774 (fold_comparison): Fold comparison of addresses of two decls
2775 that bind locally. Consolidate address folding code.
2777 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2779 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2780 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2781 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2782 dconstsqrt2, dconstthird, dconste and/or dconst10.
2783 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2784 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2785 dconstsqrt2, dconste): Delete.
2786 (init_emit_once): Likewise. Simplify initializing dconstm1.
2788 * real.c (get_real_const): New.
2789 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2790 dconstsqrt2, dconste): Delete.
2791 (real_value_const, get_real_const): New.
2793 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2795 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2797 * config/i386/i386.c (ix86_function_arg_boundary): Check
2798 BIGGEST_ALIGNMENT instead of 128.
2799 (setup_incoming_varargs_64): Likewise.
2801 2008-03-26 Tom Tromey <tromey@redhat.com>
2803 * Makefile.in (DEPFILES): Add missing '/'.
2805 2008-03-26 Richard Guenther <rguenther@suse.de>
2807 * fold-const.c (target.h): Include.
2808 (fold_comparison): Fold comparison of addresses of two decls
2809 that bind locally. Consolidate address folding code.
2811 2008-03-26 Nick Clifton <nickc@redhat.com>
2814 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2815 not allow INT+INT as a legitimate addressing mode.
2817 2008-03-26 Richard Guenther <rguenther@suse.de>
2819 * tree-flow.h (widen_bitfield): Remove declaration.
2820 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2821 (widen_bitfield): Remove function.
2822 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2825 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2828 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2831 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2833 PR rtl-optimization/35232
2834 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2835 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2836 reg_reloaded_call_part_clobbered here.
2837 (reload_regs_reach_end_p): New function.
2838 (reload_reg_rtx_for_input): New variable.
2839 (reload_reg_rtx_for_output): Likewise.
2840 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2841 when reassigning a pseudo register. Load reloadreg from
2842 reload_reg_rtx_for_input, moving the mode and register
2844 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2845 instead of the original when deciding whether an input reload
2846 would be a no-op or whether an output reload can be deleted.
2847 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2848 when setting up new_spill_reg_store. Load it from
2849 reload_reg_rtx_for_output, moving the mode and register
2851 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2852 instead of the original when deciding whether an output reload
2853 would be a no-op. Do the same when modifying insn notes.
2854 Use rtx_equal_p instead of == to compare the registers.
2855 (inherit_piecemeal_p): Take a mode and two register numbers
2857 (emit_reload_insns): Clear new_spill_reg_store for every hard
2858 register in the reload register. Remove spill registers
2859 from reg_reloaded_valid before considering whether to record
2860 inheritance information for them. Use reload_reg_rtx_for_output
2861 instead of reg_rtx when recording output reloads. Use
2862 reload_reg_rtx_for_input instead of reg_rtx when recording
2863 input reloads. Set or clear reg_reloaded_call_part_clobbered
2864 at the same time as setting reg_reloaded_valid.
2865 (delete_output_reload): Add a new_reload_reg parameter and use it
2866 instead of rld[j].reg_rtx.
2867 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2870 2008-03-25 Tom Tromey <tromey@redhat.com>
2872 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2873 (build/genattr.o): Likewise.
2874 (build/genattrtab.o): Likewise.
2875 (build/gencodes.o): Likewise.
2876 (build/genconfig.o): Likewise.
2877 (build/genconstants.o): Likewise.
2878 (build/genemit.o): Likewise.
2879 (build/genextract.o): Likewise.
2880 (build/genflags.o): Likewise.
2882 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2884 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2885 instead of size_int for integer types.
2886 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2887 to match type of MINUS_EXPR.
2889 2008-03-25 Tom Tromey <tromey@redhat.com>
2891 * configure: Rebuilt.
2892 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2895 2008-03-25 Tom Tromey <tromey@redhat.com>
2897 * config/x-solaris (host-solaris.o): Update.
2898 * config/x-linux (host-linux.o): Update.
2899 * config/x-hpux (host-hpux.o): Update.
2900 * config/x-darwin (host-darwin.o): Update.
2901 * config/v850/t-v850e (v850-c.o): Update.
2902 * config/v850/t-v850 (v850-c.o): Update.
2903 * config/t-vxworks (vxworks.o): Update.
2904 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2905 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2906 * config/spu/t-spu-elf (spu-c.o): Update.
2908 * config/sh/t-symbian (sh-c.o): Update.
2909 (symbian.o): Update.
2910 * config/sh/t-sh (sh-c.o): Update.
2911 * config/score/t-score-elf (score7.o, score3.o): Update.
2912 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2913 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2914 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2915 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2917 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2918 * config/m32c/t-m32c (m32c-pragma.o): Update.
2919 * config/ia64/t-ia64 (ia64-c.o): Update.
2920 * config/i386/x-mingw32 (host-mingw32.o): Update.
2921 * config/i386/x-i386 (driver-i386.o): Update.
2922 * config/i386/x-darwin (host-i386-darwin.o): Update.
2923 * config/i386/x-cygwin (host-cygwin.o): Update.
2924 * config/i386/t-nwld (nwld.o): Update.
2925 * config/i386/t-netware (netware.o): Update.
2926 * config/i386/t-interix (winnt.o): Update.
2927 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2928 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2929 msformat-c.o): Update.
2930 * config/bfin/t-bfin-linux (generated_files): Add
2931 linux-sysroot-suffix.h.
2932 * config/arm/t-wince-pe (pe.o): Update.
2933 * config/arm/t-strongarm-pe (pe.o): Update.
2934 * config/arm/t-pe (pe.o): Update.
2935 * config/arm/t-arm (arm-c.o): Update.
2936 * doc/install.texi (Prerequisites): Require make 3.80.
2937 * Makefile.in: Remove .o targets.
2938 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2939 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2940 (simple_generated_h, simple_generated_c): Move earlier.
2941 (generated_files): New variable.
2942 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2943 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2944 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2945 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2946 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2947 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2948 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2949 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2950 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2951 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2952 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2953 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2955 (COMPILE.base, COMPILE): New variables.
2956 (%.o): New pattern rule.
2957 (ALL_HOST_OBJS): New variable.
2958 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2959 (dummy-checksum.o, cc1-checksum.o): Remove.
2960 (DRIVER_SHLIB): New variable.
2961 (DRIVER_DEFINES): Use it.
2962 (gencondmd.c): Move out of build/.
2963 (s-conditions): Update.
2964 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2965 (ALL_BUILD_OBJS): Likewise.
2966 (build/%.o): Use BUILDCOMPILE.
2967 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2968 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2969 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2970 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2971 build/genconfig.o, build/genconstants.o, build/genemit.o,
2972 build/genextract.o, build/genflags.o, build/genmddeps.o,
2973 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2974 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2975 build/gen-protos.o, build/scan.o, build/fix-header.o,
2976 build/scan-decls.o): Simplify.
2977 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2978 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2979 prefix.o, toplev.o): Reduce to variable setting.
2980 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2981 ($(out_object_file), gcc-options.o): New targets.
2982 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2983 * configure: Rebuilt.
2984 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2985 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2987 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2989 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2990 complain when we hit an error, return ERROR_MARK_NODE.
2992 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2994 * config/sh/constraints.md (Pso, Psz): New constraints.
2995 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2996 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2998 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3000 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3001 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3003 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3005 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3006 (prefetch_sh2a): New.
3008 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3009 Naveen.H.S <naveen.hs@kpitcummins.com>
3011 * config/sh/constraints.md (I28): New constraint.
3012 * config/sh/sh.c (broken_move): Add support for movi20s.
3013 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3015 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3016 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3017 Naveen.H.S <naveen.hs@kpitcummins.com>
3019 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3020 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3021 (print_operand): Handle resbank in %@ operand code.
3022 (sh_encode_section_info): New.
3023 (push_regs): Add conditions for resbank.
3024 (sh_expand_epilogue): Likewise.
3025 (sh_insert_attributes): Likewise.
3026 (sh_attribute_table): Likewise.
3027 (sh_handle_resbank_handler_attribute): New.
3028 (sh2a_handle_function_vector_handler_attribute): New.
3029 (sh2a_is_function_vector_call): New.
3030 (sh2a_get_function_vector_number): New.
3031 (sh2a_function_vector_p): New.
3032 (sh_cfun_resbank_handler_p): New.
3033 * config/sh/sh.md (calli): Emit jsr/n if possible.
3034 (calli_tbr_rel): New.
3035 (calli_pcrel): Emit jsr/n if possible.
3036 (return_i): Emit rts/n if possible.
3037 (call_valuei_tbr_rel): New.
3038 (call_valuei_pcrel): Add condition for SH2A target.
3039 (call_value): Likewise.
3040 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3041 (sh2a_get_function_vector_number): Likewise.
3042 (sh2a_is_function_vector_call): Likewise.
3043 * doc/extend.texi: Document TBR relative addressing of SH2A.
3044 (resbank): Add description for SH2A.
3046 2008-03-24 Richard Guenther <rguenther@suse.de>
3049 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3050 pointer assignments change conversions according to middle-end rules.
3051 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3052 * configure.ac: Include type checking in yes.
3053 * configure: Regenerate.
3055 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3057 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3058 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3060 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3062 * gthr-vxworks.h (UNUSED): Define.
3064 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3066 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3068 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3070 * doc/extend.texi (Function Attributes): Add missing comma in the
3071 example of the "alloc_size" attribute.
3073 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3076 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3078 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3081 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3084 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3085 of the underlying type of a MS bitfield layout to the natural
3086 alignment of the type.
3088 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3090 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3091 to their natural alignment to avoid store forwarding stalls.
3093 2008-03-22 Richard Guenther <rguenther@suse.de>
3095 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3096 For PHI nodes verify the address is invariant.
3097 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3098 (get_symbol_constant_value): Use is_gimple_min_invariant.
3099 (maybe_fold_stmt_indirect): Likewise.
3101 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3103 PR rtl-optimization/33927
3104 * Makefile.in (dse.o): Depend on $(TM_P_H).
3105 * expr.h (extract_low_bits): Declare.
3106 * expmed.c (extract_low_bits): New function.
3107 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3108 * dse.c: Include tm_p.h.
3109 (find_shift_sequence): Remove the read_reg argument and return the
3110 read value. Emit the instructions instead of returning them.
3111 Iterate on new_mode rather than calculating it each time.
3112 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3113 source to NEW_MODE and extract_low_bits to convert the shifted
3115 (replace_read): Allow the load and store to have different mode
3116 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3117 or extraction instructions before trying the replacement. Update
3118 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3120 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3122 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3123 to their natural alignment to avoid store forwarding stalls.
3125 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3128 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3129 encouraging but not allowing gprs for input;
3130 change the input constraint to !f#r.
3131 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3133 change the output constraint to !f#r.
3135 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3138 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3139 corresponding post-reload splitters.
3140 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3141 when x87 FP math is selected.
3142 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3143 New function prototype.
3144 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3145 unreachable function to ease macroization of insn patterns.
3147 2008-03-21 Martin Jambor <mjambor@suse.cz>
3149 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3150 reference dumps if ddr is NULL or dependence is unknown.
3152 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3154 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3155 unsigned extension into account.
3156 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3157 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3158 Do computations on a scratch register.
3160 2008-03-21 Richard Guenther <rguenther@suse.de>
3162 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3163 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3164 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3165 * tree-ssa-dom.c (record_equality): Likewise.
3166 * tree-inline.c (copy_body_r): Likewise.
3167 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3170 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3172 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3173 as 'delete_unused' argument.
3175 2008-03-20 Richard Guenther <rguenther@suse.de>
3177 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3178 special casing of constant qualifiers.
3179 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3180 care about them in general.
3181 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3182 regardless of their type.
3183 (fold_stmt_r): Forcefully fold *& if we end up with that.
3185 2008-03-20 Paul Brook <paul@codesourcery.com>
3187 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3188 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3190 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3192 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3193 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3195 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3197 * common.opt (Wmudflap): New option.
3198 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3199 (mx_register_decls): Likewise.
3200 (mudflap_finish_file): Likewise.
3201 * doc/invoke.texi: Document -Wno-mudflap.
3203 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3205 * c-format.c (replace_format_name_to_system_name): New.
3207 (convert_format_name_to_system_name): New.
3208 (decode_format_attr): Add use of convert_format_name_to_system_name.
3209 (format_types_orig): Add gnu_ prefix to names.
3210 (check_format_info_main): Special treating of \0 escaped names for
3211 supporting multi-character format specifiers as I32, I64.
3212 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3213 (gnu_target_overrides_format_attributes): New.
3214 * c-format.h: Add structure target_ovr_attr to hold
3215 system specific formatter names.
3216 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3217 msformat-c.o file to c_target_objs and cxx_target_objs.
3218 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3219 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3220 (TARGET_N_FORMAT_TYPES): New.
3221 * config/i386/msformat-c.c: New.
3222 * config/i386/t-cygming: Add build rule for msformat-c.o.
3223 * doc/extend.texi: Add new format names gnu_* and ms_* and
3225 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3227 2008-03-20 Ira Rosen <irar@il.ibm.com>
3229 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3230 optimizations turned on under -O3.
3231 (ftree-vectorize): Add that the flag is turned on with -O3.
3233 2008-03-20 Ben Elliston <bje@au.ibm.com>
3235 * regmove.c (try_auto_increment): Fix spelling error in comment.
3236 * final.c (final_scan_insn): Likewise.
3238 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3241 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3242 allocator preferences for "y" and "r" class registers.
3243 ("*mov<mode>_internal"): Ditto.
3244 ("*movv2sf_internal_rex64"): Ditto.
3245 ("*movv2sf_internal"): Ditto.
3247 2008-03-19 Michael Matz <matz@suse.de>
3250 * calls.c (expand_call): Check overlap of arguments with call
3251 address for sibcalls.
3253 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3256 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3257 of the underlying type of a MS bitfield layout to the natural
3258 alignment of the type.
3260 2008-03-19 Jan Hubicka <jh@suse.cz>
3263 * toplev.c (decode_d_option): Handle all CPP flags.
3264 * tree-vrp.c: Update tree_pass descriptors.
3265 * regrename.c: Update tree_pass descriptors.
3266 * fwprop.c: Update tree_pass descriptors.
3267 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3268 * tree-into-ssa.c: Update tree_pass descriptors.
3269 * tree-dump.c: Update tree_pass descriptors.
3270 * tree-complex.c: Update tree_pass descriptors.
3271 * tree-dump.h: Update tree_pass descriptors.
3272 * see.c: Update tree_pass descriptors.
3273 * cgraphbuild.c: Update tree_pass descriptors.
3274 * tracer.c: Update tree_pass descriptors.
3275 * tree-loop-distribution.c: Update tree_pass descriptors.
3276 * cgraph.c: Update tree_pass descriptors.
3277 * postreload-gcse.c: Update tree_pass descriptors.
3278 * postreload.c: Update tree_pass descriptors.
3279 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3280 * tree-tailcall.c: Update tree_pass descriptors.
3281 * tree-pass.h (tree_opt_pass): Rename to ...
3282 (opt_pass) ... this one; add "type" field and remove letter field.
3283 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3284 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3285 all_lowering_passes): Update declaration.
3286 * ipa-cp.c: Update tree_pass descriptors.
3287 * final.c: Update tree_pass descriptors.
3288 * omp-low.c: Update tree_pass descriptors.
3289 * tree-ssa-dse.c: Update tree_pass descriptors.
3290 * ipa-reference.c: Update tree_pass descriptors.
3291 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3292 * auto-inc-dec.c: Update tree_pass descriptors.
3293 * reorg.c: Update tree_pass descriptors.
3294 * cgraphunit.c: Update tree_pass descriptors.
3295 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3296 * tree-ssa-ccp.c: Update tree_pass descriptors.
3297 * df-core.c: Update tree_pass descriptors.
3298 * mode-switching.c: Update tree_pass descriptors.
3299 * tree-nomudflap.c: Update tree_pass descriptors.
3300 * modulo-sched.c: Update tree_pass descriptors.
3301 * ipa-pure-const.c: Update tree_pass descriptors.
3302 * cse.c: Update tree_pass descriptors.
3303 * web.c: Update tree_pass descriptors.
3304 * tree-stdarg.c: Update tree_pass descriptors.
3305 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3306 * tree-ssa-dom.c: Update tree_pass descriptors.
3307 * tree-nrv.c: Update tree_pass descriptors.
3308 * tree-ssa-alias.c: Update tree_pass descriptors.
3309 * loop-init.c: Update tree_pass descriptors.
3310 * gimple-low.c: Update tree_pass descriptors.
3311 * ipa-inline.c: Update tree_pass descriptors.
3312 * tree-ssa-sink.c: Update tree_pass descriptors.
3313 * global.c: Update tree_pass descriptors.
3314 * ifcvt.c: Update tree_pass descriptors.
3315 * jump.c: Update tree_pass descriptors.
3316 * predict.c: Update tree_pass descriptors.
3317 * tree-ssa-loop.c: Update tree_pass descriptors.
3318 * recog.c: Update tree_pass descriptors.
3319 * dse.c: Update tree_pass descriptors.
3320 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3321 * tree-eh.c: Update tree_pass descriptors.
3322 * regmove.c: Update tree_pass descriptors.
3324 * function.c: Update tree_pass descriptors.
3325 * tree-vectorizer.c: Update tree_pass descriptors.
3326 * gcse.c: Update tree_pass descriptors.
3327 * ipa-type-escape.c: Update tree_pass descriptors.
3328 * tree-if-conv.c: Update tree_pass descriptors.
3329 * init-regs.c: Update tree_pass descriptors.
3330 * ipa.c: Update tree_pass descriptors.
3331 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3332 * rtl-factoring.c: Update tree_pass descriptors.
3333 * lower-subreg.c: Update tree_pass descriptors.
3334 * bt-load.c: Update tree_pass descriptors.
3335 * tree-dfa.c: Update tree_pass descriptors.
3336 * except.c: Update tree_pass descriptors.
3337 * emit-rtl.c: Update tree_pass descriptors.
3338 * cfgexpand.c: Update tree_pass descriptors.
3339 * tree-cfgcleanup.c: Update tree_pass descriptors.
3340 * cfgcleanup.c: Update tree_pass descriptors.
3341 * tree-ssa-pre.c: Update tree_pass descriptors.
3342 * tree-sra.c: Update tree_pass descriptors.
3343 * tree-mudflap.c: Update tree_pass descriptors.
3344 * tree-ssa-copy.c: Update tree_pass descriptors.
3345 * cfglayout.c: Update tree_pass descriptors.
3346 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3347 * tree-ssa-dce.c: Update tree_pass descriptors.
3348 * tree-ssa.c: Update tree_pass descriptors.
3349 * regclass.c: Update tree_pass descriptors.
3350 * integrate.c: Update tree_pass descriptors.
3351 * tree-optimize.c: Update tree_pass descriptors.
3352 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3353 * tree-object-size.c: Update tree_pass descriptors.
3354 * combine.c: Update tree_pass descriptors.
3355 * tree-outof-ssa.c: Update tree_pass descriptors.
3356 * bb-reorder.c: Update tree_pass descriptors.
3357 * stack-ptr-mod.c: Update tree_pass descriptors.
3358 * var-tracking.c: Update tree_pass descriptors.
3359 * tree-profile.c: Update tree_pass descriptors.
3360 * tree-vect-generic.c: Update tree_pass descriptors.
3361 * reg-stack.c: Update tree_pass descriptors.
3362 * sched-rgn.c: Update tree_pass descriptors.
3363 * tree-ssa-structalias.c: Update tree_pass descriptors.
3364 * tree-cfg.c: Update tree_pass descriptors.
3365 * passes.c (current_pass): Update declaration.
3366 (finish_optimization_passes): Update.
3367 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3368 (register_one_dump_file, register_dump_files_1, next_pass_1):
3370 (init_optimization_passes): Update handling of new types.
3371 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3372 * ipa-struct-reorg.c: Update tree_pass descriptors.
3373 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3374 * combine-stack-adj.c: Update tree_pass descriptors.
3375 * cfgrtl.c: Update tree_pass descriptors.
3376 * dce.c: Update tree_pass descriptors.
3377 * tree-ssanames.c: Update tree_pass descriptors.
3379 2008-03-19 Richard Guenther <rguenther@suse.de>
3382 * tree-ssa.c (walk_data): New structure.
3383 (warn_uninitialized_var): If not always_executed warn with "maybe"
3385 (execute_early_warn_uninitialized): Compute post-dominators.
3386 Initialize always_executed before processing each basic block.
3388 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3391 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3392 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3394 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3396 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3398 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3400 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3402 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3403 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3404 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3405 target after ignore has been set, and move there also the commputation
3406 of subtarget and original_target.
3407 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3408 (LANG_HOOKS_INITIALIZER): Remove it.
3409 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3411 2008-03-18 Richard Guenther <rguenther@suse.de>
3413 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3414 found an expression with constants, note that in the VN for the lhs.
3415 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3416 fold them to constants if possible. Run cleanup_cfg if done so.
3417 (execute_pre): Return todo.
3419 (execute_fre): Likewise.
3420 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3422 (get_prop_source_stmt): Look through pointer conversions.
3424 2008-03-18 Jan Hubicka <jh@suse.cz>
3426 * tree-pretty-print.c: Include predict.h.
3427 (dump_generic_node): Dump predictor.
3428 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3429 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3430 * gimple-low.c (lower_stmt): Likewise.
3431 * expr.c (expand_expr_real): Likewise.
3432 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3434 (build_predict_expr, build_predict_expr): New.
3435 * predict.h (predictor_name, build_predict_expr): Update.
3436 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3437 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3438 * predict.def (PRED_CONTINUE): Update hitrate.
3439 * tree.def (PREDICT_EXPR): Define.
3440 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3441 do not handle BIND_EXPR.
3442 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3443 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3444 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3447 2008-03-18 Michael Matz <matz@suse.de>
3449 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3451 2008-03-18 Richard Guenther <rguenther@suse.de>
3453 * tree-gimple.h (is_gimple_invariant_address): Declare.
3454 (is_gimple_constant): Likewise.
3455 * tree-gimple.c (is_gimple_constant): New function.
3456 (is_gimple_invariant_address): Likewise.
3457 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3458 and is_gimple_invariant_address.
3459 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3461 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3462 an addressable base.
3464 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3467 * gimplify.c (gimplify_expr): Gimplify second operand of
3470 2008-03-17 Richard Guenther <rguenther@suse.de>
3472 PR tree-optimization/19637
3473 * fold-const.c (fold_unary): Remove restrictions of removing
3474 intermediate pointer-conversions (P2)(P1)P0.
3475 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3476 conversion to void pointer.
3477 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3479 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3482 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3483 emulated thread local variables.
3485 2008-03-16 Richard Guenther <rguenther@suse.de>
3488 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3489 expand TREE_INVARIANT operations that are not gimple invariant.
3491 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3493 * doc/extend.texi (Alignment): Say that the ABI controls
3494 the __alignof__ for non-strict-alignment targets rather
3495 than being a recommendation.
3497 2008-03-15 Paul Brook <paul@codesourcery.com>
3499 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3501 (arm_output_fn_unwind): Mark functions that can not be unwound.
3503 2008-03-15 Paul Brook <paul@codesourcery.com>
3505 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3506 extension instructions.
3508 2008-03-15 Richard Guenther <rguenther@suse.de>
3510 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3511 and fold constant aggregate refs.
3512 (fold_const_aggregate_ref): Handle string constants
3513 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3514 (evaluate_stmt): Simplify now that ccp_fold folds constant
3517 2008-03-15 Paul Brook <paul@codesourcery.com>
3519 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3520 (extzv): Use gen_extzv_t2.
3521 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3523 2008-03-15 Richard Guenther <rguenther@suse.de>
3525 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3526 (fold_const_aggregate_ref): Likewise.
3527 (get_value): Return NULL if we don't have any values.
3528 (ccp_finalize): Set const_val to NULL after freeing it.
3529 * tree-flow.h (get_symbol_constant_value): Declare.
3530 (fold_const_aggregate_ref): Likewise.
3531 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3533 2008-03-15 Richard Guenther <rguenther@suse.de>
3536 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3537 to not produce negative array indices if not allowed. Add
3538 parameter to indicate that.
3539 (maybe_fold_offset_to_component_ref): Allow negative array
3540 indices only for the first member of a structure.
3541 (maybe_fold_offset_to_reference): Allow negative array indices.
3542 (maybe_fold_stmt_addition): Likewise.
3544 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3545 Anatoly Sokolov <aesok@post.ru>
3547 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3548 (avr_arch): Add ARCH_AVR6.
3549 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3550 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3551 instead of fixed value 2.
3552 (print_operand_address): Use gs() asm specifier instead of pm().
3553 (avr_assemble_integer): (Ditto.).
3554 (avr_output_addr_vec_elt): (Ditto.).
3555 (print_operand): Handle "!" code.
3556 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3557 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3558 (AVR_HAVE_EIJMP_EICALL): Define.
3559 (AVR_3_BYTE_PC): Redefine.
3560 (AVR_2_BYTE_PC): (Ditto.).
3561 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3562 (LINK_SPEC): Add atmega2560 and atmega2561.
3563 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
3565 * config/avr/avr.md (call_insn): Use eicall instead of icall
3566 for 3 byte PC devices.
3567 (call_value_insn): (Ditto.).
3568 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
3569 (indirect_jump): Use only for for 2 byte PC devices.
3570 (*tablejump): (Ditto.).
3571 (*indirect_jump_avr6): Add insn.
3572 (*tablejump_rjmp): Don't use for 3 byte PC devices.
3573 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
3574 instead of ijmp for 3 byte PC devices.
3575 (__tablejump2__): (Ditto.).
3576 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
3577 (MULITLIB_DIRNAMES): (Ditto.).
3578 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
3580 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
3582 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
3583 "sse2_umulsidi3". Use V1DI mode for operand 0.
3584 ("mmx_psadbw"): Use V1DI mode for operand 0.
3585 * config/i386/i386-modes.def (V1SI): New vector mode.
3586 * config/i386/i386.c (struct builtin_description)
3587 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
3588 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
3589 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
3590 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
3591 v1di_ftype_v8qi_v8qi type.
3592 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
3594 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
3595 __builtin_ia32_pmuludq]: Fix the mode of return value.
3597 2008-03-15 Richard Guenther <rguenther@suse.de>
3600 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
3603 2008-03-14 Bob Wilson <bob.wilson@acm.org>
3605 * doc/invoke.texi (Option Summary, Xtensa Options): Document
3606 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
3607 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
3608 unless TARGET_SERIALIZE_VOLATILE is enabled.
3609 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
3610 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
3611 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
3613 2008-03-14 Richard Guenther <rguenther@suse.de>
3615 PR tree-optimization/34172
3616 * tree-flow.h (refs_may_alias_p): Declare.
3617 (get_single_def_stmt): Likewise.
3618 (get_single_def_stmt_from_phi): Likewise.
3619 (get_single_def_stmt_with_phi): Likewise.
3620 * tree-dfa.c (refs_may_alias_p): New function.
3621 (get_single_def_stmt): Likewise.
3622 (get_single_def_stmt_from_phi): Likewise.
3623 (get_single_def_stmt_with_phi): Likewise.
3624 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
3625 (vn_reference_lookup_1): New helper function.
3626 (vn_reference_lookup): Walk the virtual use-def chain to
3627 continue searching for a match if the def does not alias the
3628 reference we are looking for.
3630 2008-03-14 David Edelsohn <edelsohn@gnu.org>
3632 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
3633 archive and Perzl. Update The Written Word listing.
3635 2008-03-14 Richard Guenther <rguenther@suse.de>
3637 PR tree-optimization/34043
3638 PR tree-optimization/33989
3639 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
3641 (bitmap_find_leader): Use extra argument to verify dominance
3642 relationship inside a basic-block.
3643 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
3644 (find_leader_in_sets): Adjust.
3645 (create_component_ref_by_pieces): Take extra argument for
3646 dominance check, handle lookup failures.
3647 (find_or_generate_expression): Likewise.
3648 (create_expression_by_pieces): Likewise.
3649 (insert_into_preds_of_block): Adjust.
3650 (create_value_expr_from): If asked for, verify all operands
3651 are in the blocks AVAIL_OUT set.
3652 (make_values_for_stmt): Check for SSA_NAMEs that are life
3653 over an abnormal edge.
3654 (compute_avail): Remove such check.
3655 (do_SCCVN_insertion): New function.
3656 (eliminate): If we do not find a leader suitable for replacement
3657 insert a replacement expression from SCCVN if available.
3658 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
3659 (struct vn_ssa_aux): Add needs_insertion flag.
3660 * tree-ssa-sccvn.c (may_insert): New global flag.
3661 (copy_reference_ops_from_ref): Value-number union member access
3662 based on its size, not type and member if insertion is allowed.
3663 (visit_reference_op_load): For a weak match from union type
3664 punning lookup a view-converted value and insert a SSA_NAME
3665 for that value if that is not found.
3666 (visit_use): Make dumps shorter. Do not disallow value numbering
3667 SSA_NAMEs that are life over an abnormal edge to constants.
3668 (free_scc_vn): Release inserted SSA_NAMEs.
3669 (run_scc_vn): New flag to specify whether insertion is allowed.
3670 Process SSA_NAMEs in forward order.
3671 * tree-ssa-loop-im.c (for_each_index): Handle invariant
3672 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
3673 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
3674 pointer type to/from integral types that do not change the
3675 precision to regular conversions.
3677 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3679 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3680 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3681 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
3682 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
3683 input arguments and the mode of return value. Built-in functions
3684 that operate on whole 64-bit MMX register now use V1DI mode.
3686 2008-03-13 Alon Dayan <alond@il.ibm.com>
3687 Olga Golovanevsky <olga@il.ibm.com>
3689 PR tree-optimization/35041
3690 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3691 to locate the right position in a statement.
3693 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3697 * config/i386/xmmintrin.h: Change all static inline functions to
3698 extern inline and add __gnu_inline__ attribute.
3699 * config/i386/bmintrin.h: Ditto.
3700 * config/i386/smmintrin.h: Ditto.
3701 * config/i386/tmmintrin.h: Ditto.
3702 * config/i386/mmintrin-common.h: Ditto.
3703 * config/i386/ammintrin.h: Ditto.
3704 * config/i386/emmintrin.h: Ditto.
3705 * config/i386/pmmintrin.h: Ditto.
3706 * config/i386/mmintrin.h: Ditto.
3707 * config/i386/mm3dnow.h: Ditto.
3709 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3712 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3713 (lower_omp_2): New function.
3714 (lower_omp_1, lower_omp): Rewritten.
3716 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3719 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3720 with the phrase "Microsoft Windows compilers".
3721 (Push/Pop Macro Pragmas): New subsection. Document
3722 #pragma push_macro and pragma pop_macro.
3724 2008-03-12 Paul Brook <paul@codesourcery.com>
3726 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3728 2008-03-12 Paul Brook <paul@codesourcery.com>
3730 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3731 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3732 (thumb2_addsi_shortim): Rename ...
3733 (thumb2_addsi_short): ... to this. Allow register operands.
3734 (thumb2_subsi_short): New pattern.
3735 (thumb2_one_cmplsi2_short,
3736 thumb2_negsi2_short): New patterns and peepholes.
3738 2008-03-12 Paul Brook <paul@codesourcery.com>
3740 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3742 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3744 * config/i386/i386.md (int_cond): New code iterator.
3746 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3747 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3748 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3749 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3750 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3751 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3752 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3753 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3755 2008-03-12 Paul Brook <paul@codesourcery.com>
3757 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3758 instead of {arm,thumb}_compute_save_reg_mask.
3759 (output_return_instruction): Ditto.
3760 (thumb_unexpanded_epilogue): Ditto.
3761 (thumb1_expand_prologue): Ditto.
3762 (thumb1_output_function_prologue): Ditto.
3763 (arm_set_return_address): Ditto.
3764 (thumb_set_return_address): Ditto.
3765 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3766 regs to achieve stack alignment.
3767 (thumb1_compute_save_reg_mask): Fix compiler warning.
3768 (arm_output_epilogue): Use offsets->saved_regs_mask.
3769 Adjust stack pointer by poping call clobered registers.
3770 (arm_expand_prologue): Use offsets->saved_regs_mask.
3771 Adjust stack pointer by pushing extra registers.
3772 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3774 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3777 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3778 conversion to the operands of a multiplication.
3780 2008-03-12 Richard Guenther <rguenther@suse.de>
3782 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3783 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3784 * timevar.def (TV_TREE_PHIPROP): Add.
3785 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3786 pass description. Use TV_TREE_PHIPROP.
3787 * tree-ssa-forwprop.c: Remove phiprop code.
3789 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3792 * omp-low.c (maybe_lookup_decl): Constify first argument.
3793 (use_pointer_for_field): Change last argument from bool to
3794 omp_context *. Disallow shared copy-in/out in nested
3795 parallel if decl is shared in outer parallel too.
3796 (build_outer_var_ref, scan_sharing_clauses,
3797 lower_rec_input_clauses, lower_copyprivate_clauses,
3798 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3800 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3801 Ira Rosen <irar@il.ibm.com>
3803 * tree-vectorizer.c (free_stmt_vec_info): New function.
3804 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3805 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3806 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3807 * tree-vect-transform.c (vectorizable_conversion): Free
3808 vec_oprnds0 if it was allocated.
3809 (vect_permute_store_chain): Remove unused VECs.
3810 (vectorizable_store): Free VECs that are allocated in the..
3812 (vect_transform_strided_load, vectorizable_load): Likewise.
3813 (vect_remove_stores): Simplify the code.
3814 (vect_transform_loop): Move code to vect_remove_stores().
3815 Call vect_remove_stores() and free_stmt_vec_info().
3817 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3819 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3820 TARGET_HPUX. Revise comment.
3821 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3822 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3823 Use sr4 variant of `be' instruction when not generating PIC code.
3824 (attr_length_call): Adjust for above change.
3826 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3828 * ipa-reference.c (static_execute): Remove module_statics_const and
3829 associated setting code.
3831 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3834 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3835 predicate for operand 1.
3836 (paritysi2_cmp): Use register_operand predicate for operand 2.
3837 Use earlyclobber modifier for operand 1. Remove support for
3839 (paritydi2_cmp): Use register_operand predicate for operand 3.
3840 Use earlyclobber modifier for operand 1. Remove support for
3843 2008-03-11 Paul Brook <paul@codesourcery.com>
3844 Vladimir Prus <vladimir@codesourcery.com>
3846 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3847 (arm_compute_save_reg0_reg12_mask): Always
3848 check if register 11 must be saved. Always safe hard frame pointer
3849 when frame_pointer_needeed.
3850 (arm_compute_save_reg_mask): Save IP and PC
3851 only with apcs frames.
3852 (arm_output_epilogue): Adjust Thumb2 codepath to
3853 be also invoked and work for ARM non-apcs frames.
3854 (arm_expand_prologue): Don't bother saving IP
3855 for non-apcs frame, since it's not clobbered by
3856 prologue code. Implement non-apcs frame
3859 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3861 PR rtl-optimization/35281
3862 * expr.c (convert_move): Use a new pseudo for the intermediate
3863 from_mode->word_mode result.
3865 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3867 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3868 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3869 * toplev.c (compile_file): Don't call it.
3871 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3874 * expr.c (store_expr): Call emit_block_move if the mode
3875 of "temp" RTX is BLKmode.
3877 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3878 Richard Guenther <rguenther@suse.de>
3880 PR tree-optimization/31358
3881 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3882 the step with a NULL_TREE.
3883 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3884 to sizetype if type is a pointer type.
3885 (add_candidate_1): Don't convert the base and step to
3886 the generic type if the orginal type is a pointer type.
3887 (add_iv_value_candidates): Use sizetype for the step
3888 if type is a pointer type.
3889 (cand_value_at): Likewise.
3890 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3892 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3893 Don't convert the tem affine to the type.
3894 (add_elt_to_tree): Use sizetype for the step if a pointer.
3895 Use POINTER_PLUS_EXPR for pointers.
3896 (aff_combination_to_tree): Use sizetype for the step if a
3899 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3901 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3902 Remove commutativity hint.
3904 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3908 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3909 errorneous type. Check that v is a VAR_DECL.
3912 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3914 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3916 PR tree-optimization/35494
3917 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3918 may be overriden at link and run time.
3920 2008-03-10 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/34677
3923 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3924 (poolify_tree): Likewise.
3925 (modify_expr_template): Likewise.
3926 (poolify_modify_stmt): Likewise.
3927 (insert_fake_stores): Handle all component-ref style stores
3928 in addition to INDIRECT_REF. Also handle complex types.
3929 Do not poolify the inserted load.
3930 (realify_fake_stores): Do not rebuild the tree but only
3931 make it a SSA_NAME copy.
3932 (init_pre): Remove initialzation of modify_expr_template.
3933 Do not allocate modify_expr_node_pool.
3934 (fini_pre): Do not free modify_expr_node_pool.
3936 2008-03-10 Paul Brook <paul@codesourcery.com>
3938 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3941 2008-03-10 Paul Brook <paul@codesourcery.com>
3942 Mark Shinwell <shinwell@codesourcery.com>
3944 * config/arm/cortex-r4.md: New.
3945 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3947 * config/arm/arm.md: Include cortex-r4.md.
3948 (insn): Add smmls, sdiv and udiv values.
3949 (generic_sched): Don't use generic scheduling for Cortex-R4.
3950 (arm_issue_rate): New function.
3951 (TARGET_SCHED_ISSUE_RATE): Define.
3953 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3955 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3957 2008-03-10 Richard Guenther <rguenther@suse.de>
3959 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3960 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3962 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3964 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3965 Set default to true.
3967 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3969 * c.opt (Wsynth): Deprecate.
3970 * doc/invoke.texi (Option Summary, Warning Options): Document
3971 -Wno-format-contains-nul.
3973 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3976 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3977 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3979 2008-03-09 Ira Rosen <irar@il.ibm.com>
3981 * config/rs6000/rs6000.c (builtin_description): Rename vector
3982 left shift operations.
3983 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3984 (altivec_vsl<VI_char>): Rename to ...
3985 (ashl<mode>3): ... new name.
3986 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3988 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3990 2008-03-08 Richard Guenther <rguenther@suse.de>
3992 * coverage.h (tree_coverage_counter_addr): Declare.
3993 * coverage.c (tree_coverage_counter_addr): New function.
3994 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3996 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3997 (tree_gen_one_value_profiler): Likewise.
3998 (tree_gen_ic_profiler): Likewise.
3999 (tree_gen_average_profiler): Likewise.
4000 (tree_gen_ior_profiler): Likewise.
4002 2008-03-08 Richard Guenther <rguenther@suse.de>
4004 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4005 (vn_binary_op_insert): Likewise.
4006 (vn_unary_op_lookup): Likewise.
4007 (vn_unary_op_insert): Likewise.
4008 (vn_nary_op_lookup): Declare.
4009 (vn_nary_op_insert): Likewise.
4010 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4011 and binary hashes, use a single obstack for unary_op_pool
4013 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4014 a single struct vn_nary_op_s. Store tree code length and
4015 a variable number of operands.
4016 (struct vn_reference_op_struct): Remove unused op2.
4017 (vn_reference_op_eq): Do not compare op2.
4018 (vn_reference_op_compute_hash): Do not compute hash of op2.
4019 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4020 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4021 with vn_nary_op_compute_hash.
4022 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4023 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4025 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4027 (visit_unary_op): Call nary functions.
4028 (visit_binary_op): Likewise.
4029 (process_scc): Adjust for struct vn_tables_s changes.
4030 (allocate_vn_table): Likewise.
4031 (free_vn_table): Likewise.
4032 * tree-vn.c (vn_add): Call nary functions.
4033 (vn_lookup): Likewise.
4035 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4038 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4039 wdst back after sync_compare_and_swapqhi_internal.
4041 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4044 * config/i386/i386-modes.def (V1DI): New vector mode.
4045 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4046 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4047 (MMXMODE248): Ditto.
4048 (MMXMODE): Add V1DI mode.
4049 (mmxvecsize): Change DI mode to V1DI mode.
4050 ("mov<mode>): Use MMXMODEI8 mode iterator.
4051 ("*mov<mode>_internal_rex64"): Ditto.
4052 ("*mov<mode>_internal"): Ditto.
4053 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4054 ("mmx_sub<mode>3"): Ditto.
4055 ("mmx_adddi3"): Remove insn pattern.
4056 ("mmx_subdi3"): Ditto.
4057 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4058 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4059 ("mmx_ashl<mode>3"): Ditto.
4060 ("mmx_lshrdi3"): Remove insn pattern.
4061 ("mmx_ashldi3"): Ditto.
4062 * config/i386/i386.c (classify_argument): Handle V1DImode.
4063 (function_arg_advance_32): Ditto.
4064 (function_arg_32): Ditto.
4065 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4066 mmx_addv1di3 insn pattern.
4067 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4068 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4069 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4070 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4071 Remove definitions of built-in functions.
4072 (V1DI_type_node): New node.
4073 (v1di_ftype_v1di_int): Ditto.
4074 (v1di_ftype_v1di_v1di): Ditto.
4075 (v2si_ftype_v2si_si): Ditto.
4076 (v4hi_ftype_v4hi_di): Remove node.
4077 (v2si_ftype_v2si_di): Ditto.
4078 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4079 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4080 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4081 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4082 Add new builtins using def_builtin_const.
4083 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4084 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4085 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4086 * config/i386/mmintrin.h (__v1di): New typedef.
4087 (_mm_add_si64): Cast arguments to __v1di type.
4088 (_mm_sub_si64): Ditto.
4089 (_mm_sll_pi16): Cast __count to __v4hi type.
4090 (_mm_sll_pi32): Cast __count to __v2si type.
4091 (_mm_sll_si64): Cast arguments to __v1di type.
4092 (_mm_srl_pi16): Cast __count to __v4hi type.
4093 (_mm_srl_pi32): Cast __count to __v2si type.
4094 (_mm_srl_si64): Cast arguments to __v1di type.
4095 (_mm_sra_pi16): Cast __count to __v4hi type.
4096 (_mm_sra_pi32): Cast __count to __v2si type.
4097 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4098 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4099 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4100 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4101 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4102 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4103 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4104 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4105 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4106 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4107 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4108 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4110 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4112 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4114 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4117 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4118 reg+const addressing for Altivec modes. Don't generate reg+reg
4119 addressing for TFmode or TDmode quantities.
4121 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4123 * c-common.c (vector_types_convertible_p): Call langhook
4124 instead of comptypes.
4126 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4129 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4130 integral and scalar float variables which have a
4133 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4135 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4136 dwarf_register_span hook when emitting unwind information for
4137 register-to-memory saves.
4138 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4139 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4141 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4143 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4144 for the same VAR_DECL.
4146 2008-03-06 Tom Tromey <tromey@redhat.com>
4149 * doc/standards.texi (Standards): Don't mention treelang.
4150 * doc/invoke.texi (Overall Options): Don't mention treelang.
4151 * doc/install.texi (Prerequisites): Don't mention bison or
4153 (Configuration): Don't mention treelang.
4154 (Building): Likewise.
4155 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4157 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4159 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4160 word-extractions out of a multi-word object.
4162 2008-03-06 Richard Guenther <rguenther@suse.de>
4164 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4165 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4166 result type and precision.
4167 * expr.c (get_inner_reference): Set unsignedp based on the result
4168 type of BIT_FIELD_REF.
4169 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4170 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4171 (try_instantiate_multiple_fields): Likewise. Use the correct type
4173 (sra_build_assignment): Likewise.
4174 (sra_build_elt_assignment): Likewise.
4175 (sra_explode_bitfield_assignment): Likewise.
4176 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4177 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4178 set BIT_FIELD_REF_UNSIGNED.
4179 (vectorizable_load): Likewise.
4181 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4183 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4186 2008-03-06 Richard Guenther <rguenther@suse.de>
4188 * alias.c (struct alias_set_entry): Move has_zero_child field
4189 to pack with alias_set.
4191 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4193 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4196 2008-03-05 Ian Lance Taylor <iant@google.com>
4198 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4200 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4202 * fwprop.c (update_df): Support width and offset parameters of
4204 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4205 global_conflicts): Change DF_REF_EXTRACT to either
4206 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4207 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4208 * df-scan.c (df_ref_record, df_defs_record,
4209 df_ref_create_structure, df_def_record_1, df_uses_record,
4210 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4211 df_bb_refs_collect, df_entry_block_defs_collect,
4212 df_exit_block_uses_collect): Support new width and offset fields.
4213 (ref_extract_pool): New storage pool.
4214 (df_free_ref): New function.
4215 (df_reg_chain_unlink, df_free_collection_rec,
4216 df_sort_and_compress_refs): Call df_free_ref.
4217 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4219 (df_ref_create_structure): Allocate df_ref_extract if offset and
4220 width fields are used.
4221 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4222 (df_uses_record): Get offset and width from ZERO_EXTRACT
4224 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4225 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4226 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4227 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4228 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4229 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4230 (df_ref_extract): New structure.
4231 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4232 (df_ref_create): Add width and offset parameters.
4234 2008-03-05 Richard Guenther <rguenther@suse.de>
4236 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4237 Use ranges_overlap_p.
4238 (offset_overlaps_with_access): Rename
4239 to ranges_overlap_p and move ...
4240 * tree-flow-inline.h (ranges_overlap_p): ... here.
4242 * tree.h (get_inner_reference, handled_component_p): Update
4245 * tree.h (record_component_aliases, get_alias_set,
4246 alias_sets_conflict_p, alias_sets_must_conflict_p,
4247 objects_must_conflict_p): Move declarations ...
4248 * alias.h (record_component_aliases, get_alias_set,
4249 alias_sets_conflict_p, alias_sets_must_conflict_p,
4250 objects_must_conflict_p): ... here.
4251 Include coretypes.h.
4252 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4254 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4256 * cfg.c: Include tree-flow.h.
4257 (remove_edge_raw): Call redirect_edge_var_map_clear.
4258 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4259 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4260 (redirect_edge_var_map_result): New.
4261 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4262 PENDING_STMT use with redirect_edge_var_map_*.
4263 * tree-ssa.c (edge_var_maps): New definition.
4264 (redirect_edge_var_map_add): New.
4265 (redirect_edge_var_map_clear): New.
4266 (redirect_edge_var_map_dup): New.
4267 (redirect_edge_var_map_vector): New.
4268 (redirect_edge_var_map_destroy): New.
4269 (ssa_redirect_edge): Replace PENDING_STMT use with
4270 redirect_edge_var_map_*.
4271 (flush_pending_stmts): Same.
4272 (delete_tree_ssa): Destroy edge var map.
4273 * tree-flow.h (struct _edge_var_map): New.
4274 Define edge_var_map vector type.
4275 Declare redirect_edge_var_map_* prototypes.
4276 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4277 * tree-cfg.c (reinstall_phi_args): Replace
4278 PENDING_STMT use with redirect_edge_var_map_*.
4280 2008-03-05 Richard Guenther <rguenther@suse.de>
4282 PR tree-optimization/35472
4283 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4284 whose single use_stmt has a overlapping set of loaded and
4285 stored symbols as that use_stmt might be a noop assignment then.
4287 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4289 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4291 2008-03-05 Richard Guenther <rguenther@suse.de>
4294 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4295 should be constants.
4296 * tree-cfg.c (verify_expr): Verify it.
4297 * fold-const.c (fold_truthop): Remove code generating
4298 BIT_FIELD_REFs of structure bases.
4299 (fold_binary): Likewise.
4300 (fold_ternary): Position and size of BIT_FIELD_REFs are
4301 always host integers.
4302 (make_bit_field_ref): Remove.
4303 (optimize_bit_field_compare): Remove.
4304 (all_ones_mask_p): Remove.
4306 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4309 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4310 (split_block_and_df_analyze): New. Split basic block and rebuild
4312 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4314 (split_pattern_seq): Likewise.
4315 (erase_matching_seqs): Likewise.
4316 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4318 2008-03-04 Geoff Keating <geoffk@apple.com>
4320 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4321 declaration and code.
4322 (tree_invalid_nonnegative_warnv_p): Likewise.
4324 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4326 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4327 examples. Truncate option-names then causing overfull hbox.
4329 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4332 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4334 * configure: Rebuilt.
4336 2008-03-04 Rafael Espindola <espindola@google.com>
4338 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4339 (tree_unary_nonnegative_warnv_p): New.
4340 (tree_binary_nonnegative_warnv_p): New.
4341 (tree_single_nonnegative_warnv_p): New.
4342 (tree_invalid_nonnegative_warnv_p): New.
4343 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4345 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4348 * opts.c (handle_option): Postpone 'unknown option' errors only for
4351 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4354 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4357 2008-03-04 Rafael Espindola <espindola@google.com>
4359 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4360 (tree_binary_nonzero_warnv_p): New.
4361 (tree_single_nonzero_warnv_p): New.
4362 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4364 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4367 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4368 transformations for modes that have signed zeros.
4369 * ifcvt.c (noce_try_abs): Ditto.
4371 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4373 * config/i386/i386.c (override_options): Force
4374 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4376 2008-03-04 Jan Hubicka <jh@suse.cz>
4379 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4382 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4384 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4385 label to probe the stack.
4387 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4389 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4390 (__gthr_win32_mutex_destroy): Declare.
4391 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4392 __gthr_win32_mutex_destroy.
4393 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4395 2008-03-03 Jan Hubicka <jh@suse.cz>
4398 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4399 aggressive on inlining cold calls.
4401 2008-03-03 Richard Guenther <rguenther@suse.de>
4403 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4404 struct copies into the expression table.
4405 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4406 (try_to_simplify): Likewise.
4407 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4408 integral and pointer arguments which do not change the
4409 precision to NOP_EXPRs.
4410 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4411 VIEW_CONVERT_EXPR case.
4413 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4415 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4416 defined in a loop at depth 0 is invariant.
4417 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4418 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4419 be called at loop depth 0.
4421 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4424 * gcc.c (process_command): Update copyright notice dates.
4425 * gcov.c (print_version): Likewise.
4426 * gcov-dump.c (print_version): Likewise.
4427 * mips-tfile.c (main): Likewise.
4428 * mips-tdump.c (main): Likewise.
4430 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4433 * c-common.c (flag_permissive): Delete.
4434 (constant_expression_warnings): Check flags first.
4435 (constant_expression_error): New.
4436 * c-common.h (flag_permissive): Delete.
4437 (constant_expression_error): Declare.
4438 * flags.h (flag_permissive): Declare. Update description.
4439 * diagnostic.c (pedwarn): Update.
4441 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4442 (permissive_error_kind): New.
4443 * toplev.c (flag_permissive): Define. Update description.
4444 * toplev.h (permissive_error_kind): Declare.
4445 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4446 (pedwarn_c90): Use pedantic_warning_kind.
4447 * c-opts.c (c_common_post_options): flag_permissive does not affect
4448 flag_pedantic_errors.
4450 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4452 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4453 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4454 __absvsi2, __absvDI2): Use unsigned arithmetic.
4456 2008-03-02 Andi Kleen <ak@suse.de>
4457 Richard Guenther <rguenther@suse.de>
4459 * struct-equiv.c: Remove file.
4460 * cfg_cleanup.c (condjump_equiv_p): Remove.
4461 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4462 (struct-equiv.o): Remove rule.
4463 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4464 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4465 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4467 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4469 * ifcvt.c (noce_process_if_block): Try to handle only the then
4470 block if the else block exists but isn't suitable.
4472 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4475 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4476 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4477 regression from previous patch.
4479 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4482 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4484 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4485 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4486 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4487 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4488 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4489 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4490 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4491 (__gthread_mutex_destroy_function): Rename to
4492 __gthread_mutex_destroy.
4493 * gthr-dce.h (__gthread_mutex_destroy): Call
4494 pthread_mutex_destroy.
4495 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4496 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4497 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4499 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4501 * df-scan.c (df_ref_chain_change_bb): Simplify.
4502 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4503 set_block_for_insn if there's any change.
4504 * df.h ((df_insn_change_bb): Fix prototype.
4505 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4506 df_insn_change_bb, don't call set_block_for_insn.
4507 * emit-rtl.c (reorder_insns): Likewise.
4508 * haifa-sched.c (move_insn): Likewise.
4510 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4512 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4514 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4516 * tree-flow-inline.h (next_readonly_imm_use): Return
4517 NULL_USE_OPERAND_P after the end.
4519 2008-03-01 Richard Guenther <rguenther@suse.de>
4521 PR tree-optimization/35411
4522 * tree-sra.c (sra_build_assignment): Split conversion to
4523 final type to a separate statement if we are not assigning
4526 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4528 * fold-const.c (fold_convertible_p): Correct the logic to follow
4529 that in fold_convert().
4531 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4534 * tree-inline.c (build_duplicate_type): When we make a
4535 duplicate type, make it unique in the canonical types system.
4537 2008-02-29 Tom Tromey <tromey@redhat.com>
4539 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4540 input_file_stack_history, input_file_stack_restored): Remove.
4541 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4542 * input.h (struct file_stack): Remove.
4543 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4544 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4546 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4548 (diagnostic_last_module_changed): Add 'map' argument.
4549 (diagnostic_set_last_function): Likewise.
4550 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4551 line map, not input_file_stack.
4552 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4554 2008-02-29 Paul Brook <paul@codesourcery.com>
4556 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4558 2008-02-29 Paul Brook <paul@codesourcery.com>
4560 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4562 2008-02-29 Richard Guenther <rguenther@suse.de>
4564 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
4566 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
4567 value for comparing for a store match.
4568 (simplify_unary_expression): Do nothing for SSA_NAMEs.
4569 (try_to_simplify): Do not do a full-blown reference lookup.
4571 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4573 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
4574 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4576 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
4578 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
4580 * tree-loop-linear.c (try_interchange_loops): Compare memory access
4581 strides against cache sizes.
4583 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
4585 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
4588 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
4590 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
4591 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
4592 is smaller than the original promoted value.
4593 (simplify_subreg): If OP is a SUBREG, try to preserve its
4594 SUBREG_PROMOTED_VAR_P information.
4596 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
4598 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
4599 (VN_INFO_GET): Allocate new objects on the obstack.
4600 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
4601 for rpo_numbers_temp, for consistency.
4602 (free_scc_vn): Free the obstack.
4604 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
4606 * doc/invoke.texi: Document -ftree-loop-distribution.
4607 * tree-loop-distribution.c: New.
4608 * tree-pass.h (pass_loop_distribution): New.
4609 * graphds.h (struct graph): Add htab_t indices.
4610 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
4611 * tree-vectorizer.c (rename_variables_in_loop): Extern.
4612 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
4613 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
4614 * tree-data-ref.c (debug_data_dependence_relations): New.
4615 (dump_data_dependence_relation): Also print data references.
4616 (free_data_ref): Extern.
4617 (same_access_functions): Moved...
4618 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
4619 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4620 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
4621 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
4622 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
4623 (stmts_from_loop): Skip LABEL_EXPR.
4624 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
4626 (build_rdg): Initialize rdg->indices htab.
4627 (free_rdg, stores_from_loop, ref_base_address,
4628 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
4629 have_similar_memory_accesses_1, ref_base_address_1,
4630 remove_similar_memory_refs): New.
4631 * tree-data-ref.h: Depend on tree-chrec.h.
4632 (debug_data_dependence_relations, free_data_ref): Declared.
4633 (same_access_functions): ... here.
4634 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
4636 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
4637 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
4638 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
4639 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
4640 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
4641 rdg_vertex_for_stmt): Declared.
4642 (struct rdg_edge): Add level.
4644 (free_rdg, stores_from_loop, remove_similar_memory_refs,
4645 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
4647 (rdg_has_similar_memory_accesses): New.
4648 * tree-vect-analyze.c: Remove unused static decls.
4649 * lambda.h (dependence_level): New.
4650 * common.opt (ftree-loop-distribution): New.
4651 * tree-flow.h (mark_virtual_ops_in_bb,
4652 slpeel_tree_duplicate_loop_to_edge_cfg,
4653 rename_variables_in_loop): Declared.
4654 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
4655 (OBJS-common): Add tree-loop-distribution.o.
4656 (tree-loop-distribution.o): New rule.
4657 * tree-cfg.c (mark_virtual_ops_in_bb): New.
4658 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
4659 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
4661 2008-02-28 Joseph Myers <joseph@codesourcery.com>
4664 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
4665 other than structures and unions.
4667 2008-02-28 Richard Guenther <rguenther@suse.de>
4670 2008-02-26 Richard Guenther <rguenther@suse.de>
4672 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4673 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4674 (lookup_decl_from_uid): Declare.
4675 (remove_decl_from_map): Likewise.
4676 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4677 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4678 (decl_for_uid_map): New global hashtable mapping DECL_UID
4680 (init_ttree): Allocate it.
4681 (insert_decl_to_uid_decl_map): New helper function.
4682 (make_node_stat): Insert new decls into the map.
4683 (copy_node_stat): Likewise.
4684 (lookup_decl_from_uid): New function.
4685 (remove_decl_from_map): Likewise.
4686 (print_decl_for_uid_map_statistics): New helper.
4687 (dump_tree_statistics): Call it.
4689 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4690 (referenced_var_iterator): Adjust.
4691 (FOR_EACH_REFERENCED_VAR): Adjust.
4692 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4693 (num_referenced_vars): Adjust.
4694 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4695 (first_referenced_var): Remove.
4696 (end_referenced_vars_p): Likewise.
4697 (next_referenced_var): Likewise.
4698 (referenced_var_iterator_set): New helper function.
4699 * tree-dfa.c (referenced_var_lookup): Adjust.
4700 (referenced_var_check_and_insert): Likewise.
4701 (remove_referenced_var): Likewise.
4702 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4703 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4704 (verify_call_clobbering): Likewise.
4705 (verify_memory_partitions): Likewise.
4706 (init_tree_ssa): Allocate bitmap instead of hashtable for
4708 (delete_tree_ssa): Adjust.
4709 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4710 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4711 (compute_tag_properties): Likewise.
4712 (set_initial_properties): Likewise.
4713 (find_partition_for): Likewise.
4714 (update_reference_counts): Likewise.
4715 (dump_may_aliases_for): Likewise.
4716 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4717 (add_call_clobber_ops): Likewise.
4718 (add_call_read_ops): Likewise.
4719 (get_asm_expr_operands): Likewise.
4720 * tree-into-ssa.c (dump_decl_set): Likewise.
4721 (update_ssa): Likewise.
4722 * tree-sra.c (scan_function): Likewise.
4723 (decide_instantiations): Likewise.
4724 (scalarize_parms): Likewise.
4725 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4726 (dsa_named_for): Likewise.
4727 * tree-ssa-structalias.c (update_alias_info): Likewise.
4728 (merge_smts_into): Likewise.
4730 2008-02-27 David Daney <ddaney@avtrex.com>
4733 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4734 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4735 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4736 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4737 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4739 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4742 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4743 (BUILT_IN_NEXTTOWARD): Remove.
4744 (BUILT_IN_NEXTTOWARDF): Ditto.
4745 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4746 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4748 2008-02-27 Tom Tromey <tromey@redhat.com>
4750 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4751 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4753 2008-02-27 Jan Beulich <jbeulich@novell.com>
4755 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4756 update the respective field on newdecl.
4758 2008-02-27 Revital Eres <eres@il.ibm.com>
4760 PR rtl-optimization/34999
4761 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4762 crossing edges that ends with a call insn.
4763 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4764 call insn and clear the EDGE_CROSSING flag of the crossing edge
4765 when fixing fallthru edges.
4767 2008-02-27 Richard Guenther <rguenther@suse.de>
4770 * fold-const.c (fold_unary): Return the correct argument,
4771 converted to the result type.
4773 2008-02-27 Richard Guenther <rguenther@suse.de>
4776 * expr.c (expand_expr_real_1): Assert on rotates that operate
4778 * fold-const.c (fold_binary): Use the types precision, not the
4779 bitsize of the mode if folding rotate expressions. Build rotates
4780 only for full modes.
4782 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4784 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4786 * c-pragma.c (pragma_ns_name): New typedef.
4787 (registered_pp_pragmas): New variable.
4788 (c_pp_lookup_pragma): New function.
4789 (c_register_pragma_1): If flag_preprocess_only, do nothing
4790 for non-expanded pragmas, for expanded ones push pragma's
4791 namespace and name into registered_pp_pragmas vector.
4792 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4793 flag_preprocess_only, don't register GCC pch_preprocess
4794 pragma if flag_preprocess_only.
4795 * c-opts.c (c_common_init): Call init_pragma even if
4796 flag_preprocess_only.
4797 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4798 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4799 cpp_register_pragma if flag_preprocess_only.
4801 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4804 * c-parser.c (c_parser_translation_unit): Warn for empty
4805 translation unit, not empty source file.
4807 2008-02-26 Paul Brook <paul@codesourcery.com>
4809 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4810 operand for Thumb-2.
4811 * config/arm/arm.h (reg_class): Add CORE_REGS.
4812 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4813 (BASE_REG_CLASS): Use CORE_REGS.
4814 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4815 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4816 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4817 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4818 ARM_REGNO_OK_FOR_INDEX_P.
4819 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4820 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4821 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4822 (ldm/stm peepholes): Ditto.
4823 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4824 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4825 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4826 * config/arm/constraints.md: Enable "k" constraint on ARM.
4828 2008-02-27 Ben Elliston <bje@au.ibm.com>
4830 * config/rs6000/rs6000.c: Annotate cache line size field in all
4831 instances of struct processor_costs.
4833 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4835 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4836 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4837 jump_bypass): New counters.
4838 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4839 * dce.c (gate_ud_dce): Same.
4840 (gate_fast_dce): Same.
4841 * dse.c (gate_dse1): New function.
4842 (gate_dse2): New function.
4843 (gate_dse): Merge results of new gate functions.
4844 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4845 (gate_handle_jump_bypass): Add dbg_cnt.
4846 (gate_handle_gcse): Add dbg_cnt.
4847 * ifcvt.c (gate_handle_if_conversion): Same.
4848 (gate_handle_if_after_combine): Same.
4849 (gate_handle_if_after_reload): Same.
4850 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4852 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4854 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4856 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4858 2008-02-26 Jason Merrill <jason@redhat.com>
4861 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4862 alone if it's the naming decl for the type's main variant.
4864 2008-02-26 Tom Tromey <tromey@redhat.com>
4866 * system.h (USE_MAPPED_LOCATION): Poison.
4867 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4868 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4869 (make_goto_expr_edges): Likewise.
4870 (remove_bb): Likewise.
4871 (execute_warn_function_return): Likewise.
4872 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4874 * c-common.c (fname_decl): Remove old location code.
4875 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4877 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4879 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4880 (gen_rtx_ASM_INPUT): Likewise.
4881 (gen_rtx_ASM_INPUT_loc): Likewise.
4882 (get_rtx_asm_OPERANDS): Remove.
4883 * cfglayout.c (insn_locators_alloc): Remove old location code.
4884 (set_curr_insn_source_location): Likewise.
4885 (curr_insn_locator): Likewise.
4886 * print-tree.c (print_node): Remove old location code.
4887 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4888 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4889 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4890 location_from_locus.
4891 (construct_exit_block): Remove old location code.
4892 * emit-rtl.c (force_next_line_note): Remove old location code.
4893 * profile.c (branch_prob): Remove old location code.
4894 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4895 LOC_LINE): Remove old-location variants.
4896 * langhooks.c (lhd_print_error_function): Remove old location
4898 * configure, config.in: Rebuilt.
4899 * configure.ac (--enable-mapped-location): Remove.
4900 * c-decl.c (c_init_decl_processing): Remove old location code.
4901 (finish_function): Likewise.
4902 * recog.c (decode_asm_operands): Remove old location code.
4903 * c-pch.c (c_common_read_pch): Remove old location code.
4904 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4906 * gimple-low.c (lower_function_body): Remove old location code.
4907 * toplev.c (unknown_location): Remove.
4908 (push_srcloc): Remove old-location variant.
4909 (process_options): Remove old location code.
4910 (lang_dependent_init): Likewise.
4911 * input.h (UNKNOWN_LOCATION): Move definition.
4912 (location_t): Undeprecate.
4913 (source_locus): Remove.
4914 (location_from_locus): Remove.
4915 (struct location_s): Remove.
4916 Remove all old-location code.
4917 (input_line, input_filename): Remove.
4918 * final.c (final_scan_insn): Remove old location code.
4919 * diagnostic.c (diagnostic_build_prefix): Remove
4920 USE_MAPPED_LOCATION test.
4921 * tree.h (gimple_stmt) <locus>: Now a location_t.
4922 (tree_exp) <locus>: Likewise.
4923 (DECL_IS_BUILTIN): Remove old-location variant.
4924 (annotate_with_file_line, annotate_with_locus): Likewise.
4925 (expr_locus, set_expr_locus): Update.
4926 * tree.c (build1_stat): Remove old location code.
4927 (last_annotated_node): Remove.
4928 (annotate_with_file_line): Remove old-location variant.
4929 (annotate_with_locus): Likewise.
4930 (expr_location): Remove old location code.
4931 (set_expr_location): Likewise.
4932 (expr_has_location): Likewise.
4933 (expr_locus): Likewise.
4934 (set_expr_locus): Likewise.
4935 (expr_filename): Don't use location_from_locus.
4936 (expr_lineno): Likewise.
4937 * rtl-error.c (location_for_asm): Remove old location code.
4938 * c-lex.c (cb_line_change): Remove old location code.
4939 (fe_file_change): Likewise.
4940 (cb_def_pragma): Likewise.
4941 (c_lex_with_flags): Likewise.
4942 * gengtype.c (do_typedef): Don't special-case location types.
4943 (define_location_structures): Remove.
4944 (main): Don't call define_location_structures.
4945 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4948 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4951 * builtins.def (BUILT_IN_STDARG_START): Remove.
4952 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4953 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4954 * tree-inline.c (inline_forbidden_p_1): Likewise.
4956 2008-02-26 Richard Guenther <rguenther@suse.de>
4958 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4959 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4960 (lookup_decl_from_uid): Declare.
4961 (remove_decl_from_map): Likewise.
4962 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4963 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4964 (decl_for_uid_map): New global hashtable mapping DECL_UID
4966 (init_ttree): Allocate it.
4967 (insert_decl_to_uid_decl_map): New helper function.
4968 (make_node_stat): Insert new decls into the map.
4969 (copy_node_stat): Likewise.
4970 (lookup_decl_from_uid): New function.
4971 (remove_decl_from_map): Likewise.
4972 (print_decl_for_uid_map_statistics): New helper.
4973 (dump_tree_statistics): Call it.
4975 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4976 (referenced_var_iterator): Adjust.
4977 (FOR_EACH_REFERENCED_VAR): Adjust.
4978 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4979 (num_referenced_vars): Adjust.
4980 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4981 (first_referenced_var): Remove.
4982 (end_referenced_vars_p): Likewise.
4983 (next_referenced_var): Likewise.
4984 (referenced_var_iterator_set): New helper function.
4985 * tree-dfa.c (referenced_var_lookup): Adjust.
4986 (referenced_var_check_and_insert): Likewise.
4987 (remove_referenced_var): Likewise.
4988 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4989 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4990 (verify_call_clobbering): Likewise.
4991 (verify_memory_partitions): Likewise.
4992 (init_tree_ssa): Allocate bitmap instead of hashtable for
4994 (delete_tree_ssa): Adjust.
4995 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4996 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4997 (compute_tag_properties): Likewise.
4998 (set_initial_properties): Likewise.
4999 (find_partition_for): Likewise.
5000 (update_reference_counts): Likewise.
5001 (dump_may_aliases_for): Likewise.
5002 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5003 (add_call_clobber_ops): Likewise.
5004 (add_call_read_ops): Likewise.
5005 (get_asm_expr_operands): Likewise.
5006 * tree-into-ssa.c (dump_decl_set): Likewise.
5007 (update_ssa): Likewise.
5008 * tree-sra.c (scan_function): Likewise.
5009 (decide_instantiations): Likewise.
5010 (scalarize_parms): Likewise.
5011 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5012 (dsa_named_for): Likewise.
5013 * tree-ssa-structalias.c (update_alias_info): Likewise.
5014 (merge_smts_into): Likewise.
5016 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5019 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5020 * c-opts.c (c_common_handle_option): Wall enables
5021 Wvolatile-register-var.
5022 * common.opt: Move Wvolatile-register-var to...
5025 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5027 * common.opt (Wlarger-than=): New.
5028 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5030 * opts.c (common_handle_option): Handle -Wlarger-than=.
5031 * optc-gen.awk: Likewise.
5032 * opth-gen.awk: Likewise.
5033 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5034 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5036 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5038 * c-common.c (match_case_to_enum_1): Add appropriate
5039 OPT_W* parameter to warning.
5040 (c_do_switch_warnings): Likewise.
5041 * c-typeck.c (warning_init): Add one more parameter following
5043 (push_init_level): Update call to warning_init.
5044 (pop_init_level): Likewise.
5045 (add_pending_init): Likewise.
5046 (output_init_element: Likewise.
5048 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5051 * toplev.c (toplev_main): If there are warnings or error, print
5052 errors for ignored options.
5053 * opts.c (ignored_options): New static variable.
5054 (postpone_unknown_option_error): New.
5055 (print_ignored_options): New.
5056 (handle_option): Postpone errors for unknown -Wno-* options.
5057 * opts.h (print_ignored_options): Declare.
5059 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5061 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5064 2008-02-25 Richard Guenther <rguenther@suse.de>
5067 2008-02-25 Richard Guenther <rguenther@suse.de>
5069 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5070 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5071 (lookup_decl_from_uid): Declare.
5072 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5073 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5074 (decl_for_uid_map): New global hashtable mapping DECL_UID
5076 (init_ttree): Allocate it.
5077 (insert_decl_to_uid_decl_map): New helper function.
5078 (make_node_stat): Insert new decls into the map.
5079 (copy_node_stat): Likewise.
5080 (lookup_decl_from_uid): New function.
5081 (print_decl_for_uid_map_statistics): New helper.
5082 (dump_tree_statistics): Call it.
5084 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5085 (referenced_var_iterator): Adjust.
5086 (FOR_EACH_REFERENCED_VAR): Adjust.
5087 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5088 (num_referenced_vars): Adjust.
5089 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5090 (first_referenced_var): Remove.
5091 (end_referenced_vars_p): Likewise.
5092 (next_referenced_var): Likewise.
5093 (referenced_var_iterator_set): New helper function.
5094 * tree-dfa.c (referenced_var_lookup): Adjust.
5095 (referenced_var_check_and_insert): Likewise.
5096 (remove_referenced_var): Likewise.
5097 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5098 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5099 (verify_call_clobbering): Likewise.
5100 (verify_memory_partitions): Likewise.
5101 (init_tree_ssa): Allocate bitmap instead of hashtable for
5103 (delete_tree_ssa): Adjust.
5104 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5105 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5106 (compute_tag_properties): Likewise.
5107 (set_initial_properties): Likewise.
5108 (find_partition_for): Likewise.
5109 (update_reference_counts): Likewise.
5110 (dump_may_aliases_for): Likewise.
5111 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5112 (add_call_clobber_ops): Likewise.
5113 (add_call_read_ops): Likewise.
5114 (get_asm_expr_operands): Likewise.
5115 * tree-into-ssa.c (dump_decl_set): Likewise.
5116 (update_ssa): Likewise.
5117 * tree-sra.c (scan_function): Likewise.
5118 (decide_instantiations): Likewise.
5119 (scalarize_parms): Likewise.
5120 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5121 (dsa_named_for): Likewise.
5122 * tree-ssa-structalias.c (update_alias_info): Likewise.
5123 (merge_smts_into): Likewise.
5125 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5128 * doc/invoke.texi (-fcx-limited-range): Document new option.
5129 * toplev.c (process_options): Handle -fcx-fortran-rules.
5130 * common.opt: Add documentation for -fcx-fortran-rules.
5132 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5135 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5136 actual behaviour and C99.
5138 2008-02-26 Ben Elliston <bje@au.ibm.com>
5140 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5141 (ASM_CPU_POWER6_SPEC): Likewise.
5142 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5143 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5144 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5146 2008-02-25 Richard Guenther <rguenther@suse.de>
5148 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5149 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5150 (lookup_decl_from_uid): Declare.
5151 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5152 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5153 (decl_for_uid_map): New global hashtable mapping DECL_UID
5155 (init_ttree): Allocate it.
5156 (insert_decl_to_uid_decl_map): New helper function.
5157 (make_node_stat): Insert new decls into the map.
5158 (copy_node_stat): Likewise.
5159 (lookup_decl_from_uid): New function.
5160 (print_decl_for_uid_map_statistics): New helper.
5161 (dump_tree_statistics): Call it.
5163 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5164 (referenced_var_iterator): Adjust.
5165 (FOR_EACH_REFERENCED_VAR): Adjust.
5166 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5167 (num_referenced_vars): Adjust.
5168 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5169 (first_referenced_var): Remove.
5170 (end_referenced_vars_p): Likewise.
5171 (next_referenced_var): Likewise.
5172 (referenced_var_iterator_set): New helper function.
5173 * tree-dfa.c (referenced_var_lookup): Adjust.
5174 (referenced_var_check_and_insert): Likewise.
5175 (remove_referenced_var): Likewise.
5176 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5177 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5178 (verify_call_clobbering): Likewise.
5179 (verify_memory_partitions): Likewise.
5180 (init_tree_ssa): Allocate bitmap instead of hashtable for
5182 (delete_tree_ssa): Adjust.
5183 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5184 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5185 (compute_tag_properties): Likewise.
5186 (set_initial_properties): Likewise.
5187 (find_partition_for): Likewise.
5188 (update_reference_counts): Likewise.
5189 (dump_may_aliases_for): Likewise.
5190 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5191 (add_call_clobber_ops): Likewise.
5192 (add_call_read_ops): Likewise.
5193 (get_asm_expr_operands): Likewise.
5194 * tree-into-ssa.c (dump_decl_set): Likewise.
5195 (update_ssa): Likewise.
5196 * tree-sra.c (scan_function): Likewise.
5197 (decide_instantiations): Likewise.
5198 (scalarize_parms): Likewise.
5199 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5200 (dsa_named_for): Likewise.
5201 * tree-ssa-structalias.c (update_alias_info): Likewise.
5202 (merge_smts_into): Likewise.
5204 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5207 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5208 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5209 * alias.h (nonoverlapping_memrefs_p): Likewise.
5211 2008-02-25 Jan Beulich <jbeulich@novell.com>
5213 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5214 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5215 __emultls_get_address, __emultls_register_common,
5216 __floatundi?f, and _Unwind_GetIPInfo.
5217 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5218 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5219 (gen_regparm_prefix): Likewise.
5220 (i386_nlm_encode_section_info): Sync with
5221 config/i386/winnt.c:i386_pe_encode_section_info().
5222 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5223 i386_nlm_mangle_decl_assembler_name): New.
5224 (netware_override_options): New.
5225 * config/i386/netware.h (netware_override_options): Declare.
5226 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5227 (i386_nlm_mangle_decl_assembler_name): Declare.
5228 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5230 2008-02-25 Ben Elliston <bje@au.ibm.com>
5233 * c-decl.c (grokdeclarator): Remove unused local variables
5234 `typedef_type' and `type_as_written'.
5236 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5237 unused local variable `has_hot_blocks'.
5238 (fix_crossing_conditional_branches): Remove unused local variable
5241 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5244 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5245 using DEF_C99_BUILTIN.
5246 (BUILT_IN_NANF): Ditto.
5247 (BUILT_IN_NANL): Ditto.
5249 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5250 Revital Eres <eres@il.ibm.com>
5252 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5253 regarding the order of two dependent insns in the same row.
5255 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5257 * stor-layout.c (layout_decl): Do not bump the alignment of a
5258 bit-field to more than byte alignment if it is packed.
5260 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5262 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5265 2008-02-24 Diego Novillo <dnovillo@google.com>
5267 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5270 * tree-vrp.c (vrp_evaluate_conditional): With
5271 -Wtype-limits, emit a warning when comparing against a
5272 constant outside the natural range of OP0's type.
5273 * c.opt (Wtype-limits): Move ...
5274 * common.opt (Wtype-limits): ... here.
5276 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5278 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5279 * config/rs6000/e300c2c3.md: New file.
5280 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5282 (rs6000_override_options): Add e300c2 and e300c3 cases to
5283 processor_target_table. Do not allow usage of Altivec or Spe
5284 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5285 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5286 * config/rs6000/rs6000.h (processor_type): Add
5287 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5288 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5289 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5290 and ppce300c3. Include e300c2c3.md.
5292 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5294 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5295 instead of TARGET_STRICT_ALIGN.
5297 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5299 * explow.c (memory_address): Assert that the generated address is
5302 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5305 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5306 * config/darwin-ppc-ldouble-patch.def: New file.
5307 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5308 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5309 SUBTARGET_INIT_BUILTINS if defined.
5310 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5313 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5316 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5317 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5319 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5322 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5323 file" warning condtional on -Winvalid-PCH.
5325 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5327 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5329 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5333 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5334 prevent reload from using MMX registers.
5335 (*mov<mode>_internal): Ditto.
5336 (*movv2sf_internal_rex64): Ditto.
5337 (*movv2sf_internal): Ditto.
5339 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5341 PR documentation/31569
5342 * doc/install.texi2html: Use makeinfo --no-number-sections.
5344 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5346 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5347 ensure that we can address an entire entity > 8 bytes. Don't
5348 generate reg+reg addressing for such data.
5350 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5352 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5353 strings when optimizing for size, unless the target cares about
5356 2008-02-22 Tom Tromey <tromey@redhat.com>
5358 * regclass.c (current_pass): Remove declaration.
5360 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5362 * config/avr/libgcc.S (__RAMPZ__): Define.
5363 (__do_copy_data): Add for devices with 128KB code memory.
5365 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5367 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5369 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5371 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5373 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5376 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5379 * c-typeck.c (build_binary_op): Warn about floating point
5380 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5382 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5385 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5386 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5388 (rs6000_override_options): Set altivec_abi as default, not override,
5389 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5390 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5391 is used; use new member spe_abi.
5392 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5393 spe_abi and altivec_abi.
5395 2008-02-22 Tomas Bily <tbily@suse.cz>
5397 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5399 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5402 * config.build (build_file_translate): Set to `CMD //c' only if
5404 * Makefile.in (build_file_translate): Improve comment.
5406 2008-02-21 Jan Hubicka <jh@suse.cz>
5408 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5409 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5410 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5412 2008-02-21 Michael Matz <matz@suse.de>
5415 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5417 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5419 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5420 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5422 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5423 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5424 SSE_VEC_FLOAT_MODE_P as insn constraint.
5425 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5426 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5427 sse4a_movntdf using MODEF mode iterator.
5428 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5429 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5430 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5431 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5432 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5433 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5434 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5436 2008-02-21 Richard Guenther <rguenther@suse.de>
5438 * tree.def (PAREN_EXPR): New tree code.
5439 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5441 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5442 * expr.c (expand_expr_real_1): Likewise.
5443 * tree-inline.c (estimate_num_insns_1): Likewise.
5444 * tree-complex.c (expand_complex_move): Likewise.
5445 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5448 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5451 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5453 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5456 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5458 * config/sh/sh.c (find_barrier): Don't go past
5459 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5461 2008-02-20 DJ Delorie <dj@redhat.com>
5463 * config/h8300/h8300.md (insv): Force source operand to be a register.
5465 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5466 as a jump, not as a plain insn.
5468 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5470 * doc/invoke.texi (Warning Options): Add new option
5471 -Wframe-larger-than=.
5472 (-Wframe-larger-than): Document.
5474 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5475 Add declarations for new option variables.
5477 * final.c (final_start_function): Check the frame size
5478 before emission and issue a Wframe-larger-than warning.
5480 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5481 Add definitions for new option variables.
5482 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5484 * common.opt (Wframe-larger-than=): New option.
5486 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5488 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5489 (<sse>_div<mode>3): Ditto.
5490 (<sse>_vmdiv<mode>3): Ditto.
5491 (<sse>_vmsqrt<mode>2): Ditto.
5492 (*smax<mode>3): Ditto.
5493 (sse5_frcz<mode>2): Ditto.
5494 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5497 2008-02-20 Richard Guenther <rguenther@suse.de>
5500 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5501 be happy with INTEGRAL_TYPE_P.
5503 2008-02-20 Richard Guenther <rguenther@suse.de>
5505 * fold-const.c (split_tree): Associate floatig-point expressions
5506 if flag_associative_math is set.
5508 2008-02-20 Richard Guenther <rguenther@suse.de>
5510 * tree.h (fold_real_zero_addition_p): Declare.
5511 * fold-const.c (fold_real_zero_addition_p): Export.
5512 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5513 floating-point operations with zero and one.
5515 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5517 * doc/install.texi: Correct references to CFLAGS, replacing them
5518 with BOOT_CFLAGS. Document flags used during bootstrap for
5521 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5523 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5524 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5525 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5527 (smin<mode>3): Ditto from similar patterns.
5528 (smax<mode>3): Ditto.
5529 (*ieee_smin<mode>3): Ditto.
5530 (*ieee_smax<mode>3): Ditto.
5531 * config/i386/sse.md (sse): New mode attribute.
5532 (mov<mode>): Macroize expander from movv4sf and movv2df using
5533 SSEMODEF2P mode iterator.
5534 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5535 SSE_VEC_FLOAT_MODE_P as insn constraint.
5536 (storent<mode>): Ditto.
5537 (storent<mode>): Macroize expander from storentsf and storentdf using
5538 MODEF mode iterator.
5539 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5540 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5541 (abs<mode>2): Ditto from similar patterns.
5542 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5543 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5544 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5545 (<sse>_vmsqrt<mode>2): Ditto.
5546 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5547 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5548 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5549 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5550 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5551 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5552 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5554 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5555 iterator and SSE_FLOAT_MODE_P as insn constraint.
5556 (<sse>_ucomi): Ditto from similar patterns.
5557 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5558 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5559 SSE_VEC_FLOAT_MODE_P as insn constraint.
5560 (vcond<mode>): Ditto from similar patterns.
5561 (and<mode>3, *and<mode>3): Ditto.
5562 (<sse>_nand<mode>3): Ditto.
5563 (ior<mode>3, *ior<mode>3): Ditto.
5564 (xor<mode>3, *xor<mode>3): Ditto.
5565 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
5566 iterator and SSE_FLOAT_MODE_P as insn constraint.
5567 (*nand<mode>3): Ditto from similar patterns.
5568 (*ior<mode>3): Ditto.
5569 (*xor<mode>3): Ditto.
5571 2008-02-20 Ira Rosen <irar@il.ibm.com>
5573 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
5574 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
5575 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
5577 2008-02-19 Jan Hubicka <jh@suse.cz>
5579 * predict.c (tree_bb_level_predictions): Remove variable next
5580 mistakely introduced by previous commit.
5582 2008-02-19 Jan Hubicka <jh@suse.cz>
5584 * predict.c (predict_paths_leading_to): Rewrite.
5585 (predict_paths_for_bb): New.
5586 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
5588 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5591 * Makefile.in (build_file_translate): New.
5592 (gcc-vers.texi): Use it for translating $(abs_srcdir).
5593 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
5594 * configure.ac (build_file_translate): Substitute it.
5595 * configure: Regenerate.
5597 2008-02-19 Jan Hubicka <jh@suse.cz>
5599 PR rtl-optimization/34408
5600 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
5603 2008-02-19 Jan Hubicka <jh@suse.cz>
5606 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
5609 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
5612 * config/i386/i386-modes.def: Revert the last DI alignment
5613 change until Ada people can look into it.
5615 2008-02-19 Nick Clifton <nickc@redhat.com>
5617 * opts.c (print_specific_help): Fix typo in --help text.
5619 2008-02-19 Jakub Jelinek <jakub@redhat.com>
5622 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
5623 32-bit inline asm without asm alternatives for host GCC < 3.0.
5625 2008-02-19 Richard Guenther <rguenther@suse.de>
5627 PR tree-optimization/34989
5628 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
5629 Allow propagation to INDIRECT_REF if we can simplify only.
5631 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5633 * c-common.c (warn_for_collisions_1): Use appropriate option when
5636 2008-02-19 Nick Clifton <nickc@redhat.com>
5639 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
5640 (handle_options): Fix indentation.
5641 (print_filtered_help): If no language-specific options were
5642 displayed tell the user how to list all the options supported by
5643 the language's front-end.
5644 (print_specific_help): Fix indentation and remove duplicate line.
5645 (common_handle_option): Handle the -v option.
5646 For --help enable the display of undocumented options if the -v
5647 switch has been included on the command line.
5648 For --help= check for overlaps in the arguments between the option
5649 classes and the language names and issue a warning when they
5650 cannot be disambiguated.
5651 * c.opt (v): Pass on to the common option handler.
5653 2008-02-19 Revital Eres <eres@il.ibm.com>
5655 * modulo-sched.c (sms_schedule): Change dump message when
5656 create_ddg function fails.
5657 (try_scheduling_node_in_cycle): Rename row to cycle.
5658 (print_partial_schedule): Rename CYCLE to ROW.
5660 2008-02-19 Christian Bruel <christian.bruel@st.com>
5661 Zdenek Dvorak <ook@ucw.cz>
5663 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
5665 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5668 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
5669 (*x86_movdicc_0_m1_se): Ditto.
5671 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
5673 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
5674 (CMPtype): Define as __gcc_CMPtype.
5675 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
5676 (CMPtype): Define as __gcc_CMPtype.
5678 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
5680 Support valgrind 3.3 for --enable-checking=valgrind.
5681 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
5683 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
5684 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
5685 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
5686 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
5687 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
5688 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5689 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5691 * ggc-zone.c: Similar.
5692 * ggc-page.c: Similar.
5694 2008-02-19 Paul Brook <paul@codesourcery.com>
5697 * config/arm/ieee754-df.S: Fix do_it typo.
5698 * config/arm/ieee754-sf.S: Fix do_it typo.
5700 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5703 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5704 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5705 (OPTION_MASK_ISA_SSE_SET): Likewise.
5706 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5707 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5708 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5709 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5710 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5711 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5712 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5713 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5714 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5715 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5716 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5717 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5718 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5719 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5720 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5721 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5722 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5723 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5724 (OPTION_MASK_ISA_SSE4): Removed.
5725 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5726 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5727 (override_options): Don't turn on implied SSE/MMX bits in
5730 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5732 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5735 2008-02-18 Joey Ye <joey.ye@intel.com>
5738 * tree-nested.c (insert_field_into_struct): Set type alignment
5739 to field alignment if the former is less than the latter.
5741 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5743 * BASE-VER: Set to 4.4.0.
5745 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5747 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5748 * doc/cfg.texi: Likewise.
5749 * doc/extend.texi: Likewise.
5750 * doc/gty.texi: Likewise.
5751 * doc/invoke.texi: Likewise.
5752 * doc/loop.texi: Likewise.
5753 * doc/md.texi: Likewise.
5754 * doc/passes.texi: Likewise.
5755 * doc/rtl.texi: Likewise.
5756 * doc/sourcebuild.texi: Likewise.
5757 * doc/tm.texi: Likewise.
5758 * doc/tree-ssa.texi: Likewise.
5760 2008-02-17 Richard Guenther <rguenther@suse.de>
5763 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5764 without default definition.
5766 2008-02-17 Richard Guenther <rguenther@suse.de>
5768 PR tree-optimization/35231
5769 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5772 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5775 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5776 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5777 libgcc_cmp_return mode.
5779 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5782 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5784 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5786 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5789 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5791 * doc/c-tree.texi: Use `@.' where appropriate.
5792 * doc/extend.texi: Likewise.
5793 * doc/install.texi: Likewise.
5794 * doc/invoke.texi: Likewise.
5795 * doc/loop.texi: Likewise.
5796 * doc/makefile.texi: Likewise.
5797 * doc/md.texi: Likewise.
5798 * doc/passes.texi: Likewise.
5799 * doc/standards.texi: Likewise.
5800 * doc/tm.texi: Likewise.
5802 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5805 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5807 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5808 rather than in entry_bb.
5810 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5812 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5813 libgcc_cmp_return mode.
5815 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5818 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5819 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5821 2008-02-15 Richard Guenther <rguenther@suse.de>
5822 Zdenek Dvorak <ook@ucw.cz>
5824 PR tree-optimization/35164
5825 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5826 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5827 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5828 Only propagate addresses which do not have abnormal SSA_NAMEs
5831 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5834 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5836 2008-02-15 Jan Hubicka <jh@suse.cz>
5839 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5841 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5844 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5845 when calculating alignment_pad.
5847 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5849 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5850 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5851 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5852 and STACK_BOUNDARY define.
5854 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5856 PR preprocessor/35061
5857 * c-pragma.c (handle_pragma_pop_macro): Check that
5858 pushed_macro_table has been allocated.
5860 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5863 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5864 (force_gimple_operand): Likewise.
5865 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5866 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5867 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5868 (find_interesting_uses_address): Check addressability and alignment
5869 of the base expression only after substituting bases of IVs into it.
5871 2008-02-14 Michael Matz <matz@suse.de>
5874 * function.c (instantiate_virtual_regs_in_insn): Reload address
5875 before falling back to reloading the whole operand.
5877 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5879 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5880 before the first section switch note.
5882 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5884 * doc/bugreport.texi: Update copyright years.
5885 * doc/c-tree.texi: Likewise.
5886 * doc/cfg.texi: Likewise.
5887 * doc/cpp.texi: Likewise.
5888 * doc/cppinternals.texi: Likewise.
5889 * doc/fragments.texi: Likewise.
5890 * doc/frontends.texi: Likewise.
5891 * doc/gcc.texi: Likewise.
5892 * doc/gty.texi: Likewise.
5893 * doc/hostconfig.texi: Likewise.
5894 * doc/implement-c.texi: Likewise.
5895 * doc/libgcc.texi: Likewise.
5896 * doc/loop.texi: Likewise.
5897 * doc/makefile.texi: Likewise.
5898 * doc/options.texi: Likewise.
5899 * doc/passes.texi: Likewise.
5900 * doc/rtl.texi: Likewise.
5901 * doc/sourcebuild.texi: Likewise.
5902 * doc/standards.texi: Likewise.
5903 * doc/tree-ssa.texi: Likewise.
5904 * doc/trouble.texi: Likewise.
5906 * doc/extend.texi: Use @: or add comma where appropriate.
5907 * doc/invoke.texi: Likewise.
5908 * doc/tm.texi: Likewise.
5910 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5913 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5916 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5918 * doc/md.texi (clz, ctz): Add reference.
5919 * doc/rtl.texi (clz, ctz): Likewise.
5921 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5924 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5927 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5929 * config/s390/s390.c (struct constant_pool): New field
5930 emit_pool_after added.
5931 (s390_mainpool_start): Set the emit_pool_after flag according
5932 to the section switch notes.
5933 (s390_mainpool_finish): Consider emit_pool_after when emitting
5934 the literal pool at the end of the function.
5935 (s390_chunkify_start): Force literal pool splits at section
5938 2008-02-13 Michael Matz <matz@suse.de>
5941 * var-tracking.c (clobber_variable_part): Correctly traverse the
5944 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5947 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5948 Add -fdump-ipa-inline.
5949 * tree-dump.c (dump_files): Remove tree-inlined dump.
5950 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5952 2008-02-12 Richard Guenther <rguenther@suse.de>
5954 PR tree-optimization/35171
5955 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5958 2008-02-12 Richard Guenther <rguenther@suse.de>
5961 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5962 value-preserving mode. Disallow final truncation.
5964 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5967 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5968 code from here to...
5969 (force_gimple_operand): ...here.
5971 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5974 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5975 non-compatible pointers.
5976 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5977 different FIELD_DECLs, try harder by comparing field offsets, sizes
5981 * function.c (match_asm_constraints_1): Don't replace the same input
5984 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5986 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5987 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5988 (expand_epilogue): Restore RAMPZ register.
5989 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5991 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5993 * config/i386/cygwin.asm: (__alloca): Correct calling
5994 convention and alignment.
5995 (__chkstk): Force 8 byte stack alignment.
5997 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5998 Richard Guenther <rguenther@suse.de>
6000 PR tree-optimization/33992
6001 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6002 the zero we compare against.
6004 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6007 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6008 to CloseHandle after unlocking to prevent accumulation of handle
6011 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6014 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6015 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6016 and update LABEL_NUSES during and after reload.
6018 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6021 * combine.c (simplify_if_then_else): Make sure the comparison is
6022 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6024 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6027 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6028 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6029 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6030 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6031 * tree.h (get_type_static_bounds): Likewise.
6033 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6035 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6036 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6037 Make -Wfoo language annotations match what the compiler outputs.
6039 2008-02-08 Sa Liu <saliu@de.ibm.com>
6041 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6042 intrinsics spu_convts, spu_convtu, spu_convtf.
6043 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
6045 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6047 * doc/extend.texi (Function Attributes) <noinline>: Mention
6048 asm ("") as method to keep calls.
6050 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6053 * doc/options.texi (Options): Replace references to opts.sh with
6055 * opts-common.c: Likewise.
6056 * optc-gen.awk: Likewise.
6058 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6060 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6062 2008-02-07 Richard Henderson <rth@redhat.com>
6065 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6066 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6069 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6071 PR tree-optimization/35085
6072 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6073 for operand entry oe2 in addition to operand entry oe3 in order to
6074 expose more opportunities for vectorizer sum reduction.
6076 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6079 * Makefile.in (LIBS): Remove $(GMPLIBS).
6080 (cc1-dummy, cc1): Add $(GMPLIBS).
6082 2008-02-06 Jan Hubicka <jh@suse.cz>
6085 * i386.md (moddf_integer): Do not produce partial memory stalls for
6086 targets where it hurts.
6088 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6091 * optabs.c (expand_float): Do not check for decimal modes when
6092 expanding unsigned integer through signed conversion.
6094 2008-02-06 Nick Clifton <nickc@redhat.com>
6096 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6097 inside the clobber with a match_operand and duplicated operand
6098 number in the constraint.
6099 (ineqbranchsi): Delete redundant comment.
6101 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6103 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6104 builtin_define ("__USE_INIT_FINI__").
6105 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6107 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6109 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6111 PR documentation/30330
6112 * doc/invoke.texi (C++ Dialect Options)
6113 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6114 For each warning option -Wfoo that allows -Wno-foo, ensure both
6115 -Wfoo and -Wno-foo are listed in the option index. Fix index
6116 entry of -Wswitch-default, index -Wnormalized= including the
6117 `=', and -Wlarger-than-@var{len} including @var{len}.
6119 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6121 * config/i386/i386.md (floatunssisf2): Use
6122 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6123 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6124 Macroize expander using MODEF mode iterator.
6126 2008-02-05 Diego Novillo <dnovillo@google.com>
6128 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6131 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6133 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6136 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6138 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6141 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6142 to indicate if a message should be generated.
6143 (init_cumulative_args): Updated.
6144 (function_value_32): Likewise.
6146 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6148 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6150 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6153 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6154 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6156 2008-02-04 Diego Novillo <dnovillo@google.com>
6158 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6161 * tree-vrp.c (vrp_evaluate_conditional): With
6162 -Wtype-limits, emit a warning when comparing against a
6163 constant outside the natural range of OP0's type.
6165 2008-02-04 Richard Guenther <rguenther@suse.de>
6168 * expr.c (count_type_elements): Give for unions instead of
6171 2008-02-04 Richard Guenther <rguenther@suse.de>
6174 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6175 to TYPE_DOMAINs base type instead of using bitsizetype here.
6177 2008-02-03 Jason Merrill <jason@redhat.com>
6179 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6181 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6184 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6185 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6186 (RS/6000 and PowerPC Options): Fix typos and markup.
6187 * doc/passes.texi (Tree-SSA passes): Likewise.
6189 2008-02-02 Michael Matz <matz@suse.de>
6192 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6193 from record_last_reg_set_info.
6194 (record_last_reg_set_info): Take an RTX argument, iterate over all
6195 constituent hardregs.
6196 (record_last_set_info, record_opr_changes): Change calls to
6197 new signature or to record_last_reg_set_info_regno.
6199 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6201 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6203 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6205 PR rtl-optimization/34773
6206 * reg-notes.def (EQUAL): Mention significance of combination of
6207 REG_EQUAL and REG_RETVAL.
6208 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6209 insn that has a REG_RETVAL.
6211 2008-02-01 Roger Sayle <roger@eyesopen.com>
6214 * configure.ac (--enable-fixed-point): Disable unless explicitly
6216 * configure: Regenerate.
6218 2008-02-01 Richard Guenther <rguenther@suse.de>
6221 * invoke.texi (-finline-limit): Remove no longer true parts
6222 of the documentation. Note that there is no default value.
6224 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6225 Mark Mitchell <mark@codesourcery.com>
6226 Ben Elliston <bje@au.ibm.com>
6229 * doc/extend.texi (Other Builtins): Document.
6231 2008-01-31 Tom Browder <tom.browder@gmail.com>
6233 * doc/c-tree.texi (Types): Fix grammar.
6234 (Expression trees): Ditto.
6235 * doc/passes.texi (Tree-SSA passes): Ditto.
6237 * doc/configterms.texi (Configure Terms): Fix typo.
6238 * doc/cpp.texi (Common Predefined Macros): Ditto.
6239 * doc/md.texi (Machine Constraints): Ditto.
6241 * doc/makefile.texi (Makefile): Add comma.
6243 2008-01-31 Tom Browder <tom.browder@gmail.com>
6244 Gerald Pfeifer <gerald@pfeifer.com>
6246 * doc/sourcebuild.texi (Front End): Remove references to CVS
6247 and CVSROOT/modules.
6248 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6249 (Back End): Remove reference to CVS.
6251 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6254 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6256 (mips16_gp_pseudo_reg): ...here.
6257 * config/mips/mips.md (load_const_gp): Replace with...
6258 (load_const_gp_<mode>): ...this :P-based insn.
6260 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6262 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6263 options. Minor fixes.
6264 (-std): Move reference to standards closer to where language
6265 standards are first mentioned.
6267 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6269 PR rtl-optimization/34995
6270 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6271 parameter and return a bool. If the rtx parameter is nonnull,
6272 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6273 (find_reloads): Update call accordingly. Pass the new operand
6274 if it needed no address reloads, otherwise pass null.
6276 2008-01-30 Richard Henderson <rth@redhat.com>
6279 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6280 for unbounded arrays.
6282 2008-01-30 Silvius Rus <rus@google.com>
6284 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6286 2008-01-30 Jan Hubicka <jh@suse.cz>
6289 * i386.c (init_cumulative_args): Use real function declaration when
6292 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6294 PR rtl-optimization/34998
6295 * global.c (build_insn_chain): Treat non-subreg_lowpart
6296 SUBREGs of pseudos as clobbering all the words covered by the
6297 SUBREG, not just all the bytes.
6298 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6299 original df_ref rather than an extract parameter.
6300 (global_conflicts): Update call accordingly.
6302 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6304 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6305 the overflow check to make it easier to read.
6306 (__fixtfdi): Change the type of the ll member in union
6307 long_double to UDItype_x.
6309 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6312 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6313 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6314 * tree-inline.c (fold_marked_statements): Call
6315 cgraph_update_edges_for_call_stmt if folding a call statement.
6316 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6317 debug_generic_stmt calls, reset it back afterwards.
6320 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6322 * c-typeck.c (build_external_ref): Don't pedwarn about
6323 static vars in current function's scope.
6325 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6327 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6329 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6332 * ipa-struct-reorg.c: Fix spelling.
6333 * params.def: Ditto.
6335 2008-01-29 Richard Guenther <rguenther@suse.de>
6338 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6340 * tree-inline.c (remap_type): Increment remapping_type_depth
6341 around remapping types.
6342 (copy_body_r): Only add referenced variables if they are referenced
6343 from code, not types.
6345 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6356 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6357 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6359 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6362 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6363 pointer for tiny stack.
6365 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6367 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6369 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6371 * config/vx-common.h: Fix typo in comment.
6373 2008-01-28 Ian Lance Taylor <iant@google.com>
6377 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6378 coalesce pointers if they have different DECL_NO_TBAA_P values.
6379 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6380 between variables with different DECL_NO_TBAA_P values.
6382 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6385 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6386 are not legitimate small data references on SPE targets.
6388 2008-01-28 David Daney <ddaney@avtrex.com>
6390 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6392 2008-01-28 David Daney <ddaney@avtrex.com>
6394 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6396 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6398 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6399 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6400 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6401 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6402 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6403 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6404 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6405 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6407 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6409 * basic-block.h (condjump_equiv_p): Fix comment.
6411 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6413 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6414 print_generic_stmt_indented): Fix comment.
6416 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6418 * configure.ac (__stack_chk_fail): Add detecion for availability
6419 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6420 * configure: Regenerate.
6422 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6425 * final.c (output_addr_const): Handle TRUNCATE.
6427 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6430 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6431 (zero_cost, infinite_cost): New constants.
6432 (struct cost_pair): Change type of cost to comp_cost.
6433 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6434 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6436 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6437 split_address_cost, ptr_difference_cost, difference_cost,
6438 get_computation_cost_at, get_computation_cost,
6439 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6440 determine_use_iv_cost_condition, determine_use_iv_costs,
6441 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6442 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6443 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6444 Change type of cost to comp_cost.
6445 (determine_iv_cost): Increase cost of non-original ivs, instead
6446 of decreasing the cost of original ones.
6447 (get_address_cost): Indicate the complexity of the addressing mode
6449 (try_add_cand_for): Prefer using ivs not specific to some object.
6450 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6452 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6453 Janis Johnson <janis187@us.ibm.com>
6456 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6457 (TARGET_INSTANTIATE_DECLS): Likewise.
6458 * target.h (expand_to_rtl_hook): New target hook.
6459 (instantiate_decls): Likewise.
6460 * function.c (instantiate_decl): Make non-static. Rename to...
6461 (instantiate_decl_rtl): ... this.
6462 (instantiate_expr): Use instantiate_decl_rtl.
6463 (instantiate_decls_1): Likewise.
6464 (instantiate_decls): Likewise.
6465 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6466 * function.h (instantiate_decl_rtl): Add prototype.
6467 * cfgexpand.c (target.h): New include.
6468 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6469 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6470 (TARGET_INSTANTIATE_DECLS): Likewise.
6471 (TARGET_INITIALIZER): New target hooks added.
6472 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6474 * config/rs6000/rs6000.c (tree-flow.h): New include.
6475 (machine_function): Add sdmode_stack_slot field.
6476 (rs6000_alloc_sdmode_stack_slot): New function.
6477 (rs6000_instantiate_decls): Likewise.
6478 (rs6000_secondary_memory_needed_rtx): Likewise.
6479 (rs6000_check_sdmode): Likewise.
6480 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6481 (TARGET_INSTANTIATE_DECLS): Likewise.
6482 (rs6000_hard_regno_mode_ok): Allow SDmode.
6483 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6484 (rs6000_emit_move): Handle SDmode.
6485 (function_arg_advance): Likewise.
6486 (function_arg): Likewise.
6487 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6488 SDmode var args for 32-bit compiles.
6489 (rs6000_secondary_reload_class): Handle SDmode.
6490 (rs6000_output_function_epilogue): Likewise.
6491 (rs6000_function_value): Simplify if statement.
6492 (rs6000_libcall_value): Likewise.
6493 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6494 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6495 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6496 (movsd_hardfloat): New define_insn.
6497 (movsd_softfloat): Likewise.
6498 (movsd_store): Likewise.
6499 (movsd_load): Likewise.
6500 (extendsddd2): Likewise.
6501 (extendsdtd2): Likewise.
6502 (truncddsd2): Likewise.
6503 (movdd_hardfloat64): Fixup comment.
6504 (UNSPEC_MOVSD_LOAD): New constant.
6505 (UNSPEC_MOVSD_STORE): Likewise.
6507 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6510 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6512 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6513 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6514 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6517 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6520 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6521 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6522 __LONGDOUBLE128 too.
6523 * config/rs6000/aix61.h: New file.
6525 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6527 PR rtl-optimization/34959
6528 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6529 popcount and parity rtxes the same mode as their operand.
6530 Truncate or extend the result to the return value's mode
6533 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6536 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6537 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6538 to GOT_VERSION_REGNUM.
6539 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6540 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6541 * config/mips/mips.c (mips_emit_call_insn): New function.
6542 (mips_call_tls_get_addr): Call mips_expand_call directly.
6543 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6545 (mips16_build_call_stub): Likewise. Return the call insn or null.
6546 (mips_expand_call): Update the call to mips16_build_call_stub
6547 accordingly and a remove redundant condition. Assert that MIPS16
6548 stubs do not use lazy binding. Use mips_emit_call_insn and return
6550 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6552 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6553 (mips_avoid_hazard): Remove hazard_set handling.
6554 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6555 (UNSPEC_RESTORE_GP): ...this.
6556 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6557 (FAKE_CALL_REGNO): Rename to...
6558 (GOT_VERSION_REGNUM): ...this.
6559 (type): Add "ghost" value. Add an associated insn reservation.
6560 (hazard_set): Remove.
6561 (exception_receiver): Rename to...
6562 (restore_gp): ...this and update the unspec identifier accordingly.
6563 (exception_receiver, nonlocal_got_receiver): New expanders.
6564 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
6565 FAKE_CALL_REGNO. Remove hazard_set attribute.
6566 (set_got_version, update_got_version): New patterns.
6568 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
6571 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
6573 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6576 * doc/install.texi2html: Generate gcc-vers.texi.
6578 2008-01-25 DJ Delorie <dj@redhat.com>
6580 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
6582 2008-01-25 Joseph Myers <joseph@codesourcery.com>
6584 * config/c4x: Remove directory.
6585 * config.gcc (crx-*, mt-*): Mark obsolete.
6586 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
6587 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
6588 sh-*-rtemscoff*): Remove cases.
6589 * defaults.h (C4X_FLOAT_FORMAT): Remove.
6590 * real.c (encode_c4x_single, decode_c4x_single,
6591 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
6592 c4x_extended_format): Remove.
6593 * real.h (c4x_single_format, c4x_extended_format): Remove.
6594 * doc/extend.texi (interrupt, naked): Remove mention of attributes
6596 (Pragmas): Remove comment about c4x pragmas.
6597 * doc/install.texi (c4x): Remove target-specific instructions.
6598 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
6599 * doc/md.texi (Machine Constraints): Remove C4x documentation.
6600 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
6601 refer to C4x source files as examples.
6602 (C4X_FLOAT_FORMAT): Remove documentation.
6604 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
6606 * config/bfin/bfin.c (override_options): Reorder tests so that
6607 flag_pic gets enabled for -msep-data.
6609 2008-01-25 Richard Guenther <rguenther@suse.de>
6612 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
6613 to its bitfield precision if required.
6615 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6618 * tree-nested.c (walk_omp_for): New function.
6619 (convert_nonlocal_reference, convert_local_reference): Call
6620 walk_omp_for on OMP_FOR.
6621 (convert_call_expr): Call walk_body on OMP_FOR's
6622 OMP_FOR_PRE_INIT_BODY.
6624 2008-01-25 Richard Guenther <rguenther@suse.de>
6626 PR tree-optimization/34966
6627 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
6628 default defs and PHI_NODEs we have to insert after the
6631 2008-01-24 Nick Clifton <nickc@redhat.com>
6633 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
6634 Provide a default definition.
6635 (LIBGCC2_UNITS_PER_WORD): Likewise.
6637 * config/stormy16/stormy16.c: Include df.h for the prototype
6638 for df_regs_ever_live_p.
6639 (xstormy16_expand_builtin_va_start): Convert the stack offset
6640 into a component_ref and then use POINTER_PLUS_EXPR to add it
6641 to the incoming_virtual_args_rtx.
6642 (xstormy16_gimplify_va_arg_expr): Rename to
6643 xstormy16_gimplify_va_arg_expr.
6644 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
6645 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
6646 xstormy16_gimplify_va_arg_expr.
6647 Fix up some formatting issues.
6649 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
6650 Move to predicates.md.
6651 (xs_hi_general_operand): Likewise.
6652 (xs_hi_nonmemory_operand): Likewise.
6653 * config/stormy16/predicates.md:
6654 (xstormy16_carry_plus_operand): New predicate.
6655 (xs_hi_general_operand): New predicate.
6656 (xs_hi_nonmemory_operand): New predicate.
6657 * config/stormy16/stormy16-protos.h:
6658 (xstormy16_carry_plus_operand): Delete prototype.
6659 (xs_hi_general_operand): Likewise.
6660 (xs_hi_nonmemory_operand): Likewise.
6662 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
6663 modifiers as they are no longer needed and they can trigger
6664 reload spill failures.
6666 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
6667 with a match_operand in order to help reload.
6669 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
6670 constraint with 'e' for the 8th alternative as this version of
6671 the mov.w instruction only accepts the lower 8 registers.
6673 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
6676 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
6677 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
6680 2008-01-25 Jakub Jelinek <jakub@redhat.com>
6683 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
6685 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6687 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6689 (remove_structure): Update allocations list before removing structure.
6691 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6693 * ipa-struct-reorg.c (is_safe_cond_expr,
6694 create_new_stmts_for_cond_expr): Use integer_zerop function,
6695 that recognize not only zero-pointer, but zero-integer too.
6697 2008-01-25 Ben Elliston <bje@au.ibm.com>
6700 * fixproto: Escape "." in sed expression that strips leading "./".
6702 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6705 * gcc.c (SWITCH_OK): Removed.
6706 (SWITCH_LIVE): Changed to bit.
6707 (SWITCH_FALSE): Likewise.
6708 (SWITCH_IGNORE): Likewise.
6709 (switchstr): Change live_cond to unsigned int.
6710 (process_command): Replace SWITCH_OK with 0.
6711 (do_self_spec): Likewise.
6712 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6713 (give_switch): Likewise.
6714 (used_arg): Likewise.
6715 (do_spec_1): Set the SWITCH_IGNORE bit.
6716 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6717 bits. Set the SWITCH_LIVE bit.
6719 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6721 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6723 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6725 PR tree-optimization/34472
6726 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6727 parameter to a "bool *" and set *DATA to false if there is
6728 an unsafe access. Do not delete the structure here.
6729 (check_cond_exprs): Delete it here instead.
6730 (check_cond_exprs, exclude_cold_structs): Do not increase
6731 I when removing a structure.
6733 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6736 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6737 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6739 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6742 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6743 a fixed vector for stack.
6745 2008-01-24 Ben Elliston <bje@au.ibm.com>
6748 * doc/gcc.texi (Software development): Add a direntry for g++.
6750 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6752 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6753 stale and straggling -fforce-addr comments above.
6755 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6757 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6758 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6760 2008-01-23 Michael Matz <matz@suse.de>
6763 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6766 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6768 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6771 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6773 * config/avr/avr.c (avr_current_arch): New variable.
6774 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6775 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6776 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6777 (avr_override_options): Init 'avr_current_arch'.
6778 (base_arch_s): Move from here...
6779 * config/avr/avr.h (base_arch_s): ... here. Add new members
6780 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6781 'mega' to 'have_jmp_call'.
6782 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6783 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6785 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6787 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6788 MULTILIB_MATCHES): (Ditto.).
6790 2008-01-23 Richard Guenther <rguenther@suse.de>
6793 * cgraphunit.c (cgraph_reset_node): Always mark the node
6794 not reachable if it is not queued already.
6796 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6798 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6799 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6800 (cputype_selected): New static variable.
6801 (bfin_handle_option): Set it if -mcpu is used.
6802 (override_option): Select default set of workarounds if no cpu type
6803 selected on the command line.
6804 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6806 From Michael Frysinger <michael.frysinger@analog.com>
6807 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6808 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6810 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6811 for bf547, bf523, bf524, and bf526.
6812 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6814 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6815 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6816 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6817 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6818 * doc/invoke.texi (Blackfin Options): Document that
6819 -mcpu now accept bf547, bf523, bf524, and bf526.
6821 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6823 PR rtl-optimization/34628
6824 * combine.c (try_combine): Stop and undo after the first combination
6825 if an autoincrement side-effect on the first insn has effectively
6828 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6831 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6832 Offset addresses are not valid for Altivec or paired float modes.
6834 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6837 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6838 if DECL_INITIAL (decl) is error_mark_node.
6841 * c-common.c (handle_vector_size_attribute): Only allow
6842 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6843 the same way as pointer, array etc. types.
6844 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6847 * tree.c (build_type_attribute_qual_variant): Call
6848 build_qualified_type if attributes are equal, but quals are not.
6850 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6853 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6854 * flags.h (warn_strict_aliasing): Remove.
6855 (warn_strict_overflow): Remove.
6856 * opts.c (warn_strict_aliasing): Remove.
6857 (warn_strict_overflow): Remove.
6858 * c-opts.c (c_common_handle_option): -Wall only sets
6859 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6860 (c_common_post_options): Give default values to -Wstrict-aliasing
6861 and -Wstrict-overflow if they are uninitialized.
6862 * common.opt (Wstrict-aliasing): Specify Var and Init.
6863 (Wstrict-overflow): Likewise.
6865 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6867 PR rtl-optimization/26854
6868 PR rtl-optimization/34400
6869 PR rtl-optimization/34884
6870 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6872 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6873 (df_rd_bb_info.expanded_lr_out): Deleted
6874 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6875 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6876 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6877 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6878 Removed code to allocate, initialize or free expanded_lr_out.
6879 (df_rd_bb_local_compute_process_def): Restructured to make more
6881 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6882 sets if the sets are being trimmed.
6884 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6887 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6888 (as_vers): Likewise.
6889 * configure: Regenerated.
6891 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6894 * tree-pass.h (pass_build_alias): New pass.
6895 * tree-ssa-alias.c (gate_build_alias): New.
6896 (pass_build_alias): New.
6897 * passes.c (init_optimization_passes): Add pass_build_alias after
6898 pass_create_structure_vars.
6900 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6902 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6903 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6904 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6905 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6906 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6907 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6908 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6909 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6910 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6911 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6912 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6913 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6914 * config/s390/s390.md (FP_ALL): New mode iterator.
6915 (_d): New mode attribute.
6916 ("*signbit<mode>2>"): Changed mode of first operand.
6917 ("isinf<mode>2"): Changed mode of first operand.
6918 ("*TDC_insn"): Adaptation for DFP modes.
6920 2008-01-22 Ben Elliston <bje@au.ibm.com>
6922 * tree.c (check_qualified_type): Improve function description.
6924 2008-01-21 Jason Merrill <jason@redhat.com>
6927 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6928 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6931 2008-01-21 DJ Delorie <dj@redhat.com>
6933 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6936 2008-01-21 Richard Guenther <rguenther@suse.de>
6939 * tree-cfg.c (verify_expr): Allow all invariant expressions
6940 instead of just constant class ones as reference argument.
6941 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6942 like any other constant.
6943 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6945 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6947 * regmove.c (fixup_match_1): Update call crossed frequencies.
6949 2008-01-21 Richard Guenther <rguenther@suse.de>
6952 * tree-inline.c (setup_one_parameter): Deal with mismatched
6953 types using a VIEW_CONVERT_EXPR.
6955 2008-01-21 Alon Dayan <alond@il.ibm.com>
6956 Olga Golovanevsky <olga@il.ibm.com>
6958 PR tree-optimization/34701
6959 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6960 when the structure size is not a power of 2.
6962 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6964 * doc/install.texi: Add doc for --enable-checking=df.
6966 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6968 PR rtl-optimization/34808
6969 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6971 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6973 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6976 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6978 PR rtl-optimization/26854
6979 PR rtl-optimization/34400
6980 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6982 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6983 (df_rd_bb_info.expanded_lr_out): New.
6984 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6985 * loop_iv.c (iv_analysis_loop_init): Ditto.
6986 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6987 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6988 Added code to allocate, initialize or free expanded_lr_out.
6989 (df_rd_bb_local_compute_process_def): Restructured to make
6990 more understandable.
6991 (df_rd_confluence_n): Add code to do nothing with fake edges and
6992 code to no apply invalidate_by_call sets if the sets are being trimmed.
6993 (df_lr_local_finalize): Renamed to df_lr_finalize.
6994 (df_live_local_finalize): Renamed to df_live_finalize.
6996 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6999 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7000 deciding whether to use reciprocal instructions.
7002 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7004 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7005 dwarf2out_note_section_used if cold_text_section is NULL.
7007 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7009 PR gcov-profile/34610
7010 * tree-cfg.c (make_edges): Mark both outgoing edges from
7011 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7012 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7013 from OMP_FOR and OMP_CONTINUE outgoing edges.
7015 * tree-profile.c (tree_profiling): Return early if
7016 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7018 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7019 from cfun to child_cfun.
7020 * function.h (struct function): Add after_tree_profile bit.
7022 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7024 * config/avr/avr.S (_exit): Disable interrupt.
7026 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7027 Steven Bosscher <stevenb.gcc@gmail.com>
7029 PR rtl-optimization/26854
7030 PR rtl-optimization/34400
7031 * df-problems.c (df_live_scratch): New scratch bitmap.
7032 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7033 (df_live_reset): Clear the proper bitmaps.
7034 (df_live_bb_local_compute): Only process the artificial defs once
7035 since the order is not important.
7036 (df_live_init): Init the df_live sets only with the variables
7037 found live by df_lr.
7038 (df_live_transfer_function): Use the df_lr sets to prune the
7039 df_live sets as they are being computed.
7040 (df_live_free): Free df_live_scratch.
7042 2008-01-18 Ian Lance Taylor <iant@google.com>
7044 * common.opt: Add fmerge-debug-strings.
7045 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7046 flag_merge_debug_strings rather than flag_merge_constants.
7047 * doc/invoke.texi (Option Summary): Mention
7048 -fmerge-debug-strings.
7049 (Debugging Options): Document -fmerge-debug-strings.
7051 2008-01-18 Ian Lance Taylor <iant@google.com>
7054 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7055 (struct tree_function_decl): Add new field operator_new_flag.
7056 * tree-inline.c (expand_call_inline): When inlining a call to
7057 operator new, force the return value to go into a variable, and
7058 set DECL_NO_TBAA_P on that variable.
7059 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7061 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7064 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7065 DWARF2_DEBUGGING_INFO.
7066 (dwarf2out_note_section_used): Ditto. Add prototype.
7067 (have_multiple_function_sections, text_section_used,
7068 cold_text_section_used, *cold_text_sections): Move declarations
7071 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7073 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7074 field and add signal_ra.
7075 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7076 assignments to frame state pc. Move end of stack check after
7077 MD_FALLBACK_FRAME_STATE_FOR.
7078 (uw_update_context_1): Use frame state signal_regs if set, instead
7079 of checking signal_frame flag.
7080 (uw_update_context): Use frame state signal_ra if set.
7081 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7082 * config/xtensa/linux-unwind.h: New file.
7084 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7086 * modulo-sched.c (get_sched_window): Fix comment typo.
7088 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7090 PR tree-optimization/34648
7091 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7093 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7095 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7096 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7098 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7100 PR rtl-optimization/34400
7101 * df-core.c (df_worklist_dataflow_overeager,
7102 df_worklist_dataflow_doublequeue): New functions.
7103 (df_worklist_dataflow): Two different worklist solvers.
7104 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7107 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7110 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7111 and ftree-parallelize-loops.
7113 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7115 PR rtl-optimization/34826
7116 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7118 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7120 * global.c (find_reg): Mark the eh regs as used if necessary.
7121 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7122 * ra.h (struct allocno): no_eh_reg field added. Changed
7123 no_stack_reg type to bitfield.
7125 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7127 * tree.c (substitute_in_expr): Add missing 'break'.
7129 2008-01-17 Richard Guenther <rguenther@suse.de>
7131 PR tree-optimization/34825
7132 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7133 x / x as division to handle.
7135 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7137 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7138 "-pthread" is specified.
7139 * pa-hpux11.h (LIB_SPEC): Likewise.
7141 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7142 Peter Bergner <bergner@vnet.ibm.com>
7144 PR rtl-optimization/33796
7145 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7147 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7149 PR libgfortran/34699
7150 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7152 * pa-hpux10.h (LINK_SPEC): Likewise.
7153 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7155 2008-01-16 Richard Guenther <rguenther@suse.de>
7158 * fold-const.c (fold_convert_const_int_from_int): Do not
7159 set overflow if that occured only because of a sign extension
7160 change when converting from/to a sizetype with the same
7161 precision and signedness.
7163 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7166 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7167 location address to the correct place. Update copyright year.
7169 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7171 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7172 no dependences in the dependence_relations vector.
7174 2008-01-16 Jan Hubicka <jh@suse.cz>
7176 PR rtl-optimization/31396
7177 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7178 * cfg.c (dump_reg_info): Print it.
7179 * regs.h (struct reg_info_t): add freq_calls_crossed.
7180 (REG_FREQ_CALLS_CROSSED): New macro.
7181 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7182 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7183 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7184 regmove_optimize): Update call crossed frequencies.
7185 * local-alloc.c (struct qty): Add freq_calls_crossed.
7186 (alloc_qty): Copute freq_calls_crossed.
7187 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7188 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7189 * ra.h (struct allocno): Add freq_calls_crossed.
7191 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7193 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7194 libgomp when compiling with ftree-parallelize-loops.
7195 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7197 2008-01-16 Richard Guenther <rguenther@suse.de>
7199 PR tree-optimization/34769
7200 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7201 * tree.c (int_cst_value): Instead make this function more
7202 permissive in what it accepts as valid input. Document this
7203 function always sign-extends the value.
7205 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7206 Richard Guenther <rguenther@suse.de>
7209 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7210 (gimple_fold_indirect_ref_rhs): ... this.
7211 (gimple_fold_indirect_ref): New function with foldings
7212 that preserve lvalueness.
7213 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7214 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7215 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7216 to fold an INDIRECT_REF, fall back to the old use of
7217 fold_indirect_ref_1.
7219 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7221 * tree-data-ref.c (subscript_dependence_tester_1): Call
7222 free_conflict_function.
7223 (compute_self_dependence): Same.
7225 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7228 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7229 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7231 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7232 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7233 for DWARF2_UNWIND_INFO targets.
7235 2008-01-16 Richard Guenther <rguenther@suse.de>
7238 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7239 type qualifiers for function types.
7241 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7243 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7244 loop_iterator li from previous commit.
7246 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7248 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7250 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7252 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7253 (parallelize_loops): Don't parallelize irreducible components.
7255 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7258 * c-opts (c_common_post_options): Do not enable CPP
7259 flag_pedantic_errors by default.
7261 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7263 PR rtl-optimization/31944
7264 * cse.c (remove_pseudo_from_table): New function.
7265 (merge_equiv_classes): Use above function to remove pseudo-registers.
7266 (invalidate): Likewise.
7268 2008-01-13 Richard Guenther <rguenther@suse.de>
7271 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7272 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7274 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7276 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7277 validate_change to unshare the source of the PC set.
7279 2008-01-12 Jan Hubicka <jh@suse.cz>
7282 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7283 references above array bounds. This might trigger bounds checks for
7286 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7288 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7289 new_replaceable_dependencies.
7291 2008-01-12 Doug Kwan <dougkwan@google.com>
7293 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7294 instead of OPT_Wreturn_type in warning due to ignored return type
7296 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7297 options included in -Wextra.
7298 * c.opt: New option -Wignored_qualifiers.
7299 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7300 -Wignore_qualifiers.
7301 (-Wignored-qualifiers): Document.
7302 (-Wreturn-type): Remove description of functionality now handled
7303 by -Wignored-qualifiers.
7305 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7308 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7309 NOP_EXPR if it is between integral types with the same precision.
7311 2008-01-12 Jan Hubicka <jh@suse.cz>
7314 * invoke.texi (max-inline-recursive-depth): Fix default value.
7316 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7318 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7321 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7323 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7325 2008-01-11 James E. Wilson <wilson@specifix.com>
7328 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7330 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7332 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7333 save/restore frame pointer register and don't use 'call-prologues'
7334 optimization in function with "OS_task" attribute.
7336 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7339 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7340 when copying to memory.
7342 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7344 PR rtl-optimization/30905
7345 * cfgcleanup.c: Include dce.h
7346 (crossjumps_occured): New global variable.
7347 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7348 If something changed, set crossjumps_occured to true.
7349 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7350 Don't add/remove fake edges to exit here...
7351 (cleanup_cfg): ...but do it here, when crossjumping.
7352 Run a fast DCE when successful crossjumps occured in the latest
7353 iteration of try_optimize_cfg.
7355 2008-01-11 Richard Guenther <rguenther@suse.de>
7357 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7358 (struct vn_unary_op_s): Likewise.
7359 (vn_reference_insert): Free old reference on hash collision.
7361 2008-01-10 Raksit Ashok <raksit@google.com>
7363 PR rtl-optimization/27971
7364 * combine.c (find_split_point): Split PLUS expressions which are
7365 inside a MEM rtx, and whose first operand is complex.
7367 2008-01-10 DJ Delorie <dj@redhat.com>
7369 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7370 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7371 (m32c_hard_regno_ok): Call the underlying function.
7373 2008-01-10 Richard Guenther <rguenther@suse.de>
7376 * tree-cfg.c (tree_merge_blocks): Do not go through the
7377 full-blown folding and stmt updating path if we just deal
7378 with virtual operands.
7379 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7380 test for abnormal SSA_NAMEs.
7382 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7385 * reload.c (push_reload): Add assertions. All constants from
7386 reg_equiv_constant should have been used for replacing the respective
7388 (find_reloads_address): Invoke find_reloads_address_part for
7389 constant taken from the reg_equiv_constant array.
7391 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7393 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7394 field (valnum) the first in the struct. Replace bools with
7397 2008-01-10 Richard Guenther <rguenther@suse.de>
7399 PR tree-optimization/34651
7400 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7401 types and ordering for masking and converting.
7403 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7405 PR tree-optimization/34017
7406 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7407 also for PHI_NODE expressions.
7409 2008-01-09 Jan Hubicka <jh@suse.cz>
7411 PR tree-optimization/34708
7412 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7413 based on number of case labels.
7414 (init_inline_once): Remove switch_cost.
7415 * tree-inline.h (eni_weights_d): Remove switch_cost.
7417 2008-01-09 Richard Guenther <rguenther@suse.de>
7418 Andrew Pinski <andrew_pinski@playstation.sony.com>
7421 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7422 temporary if an rvalue is ok or an lvalue is not required.
7424 2008-01-09 Richard Guenther <rguenther@suse.de>
7427 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7430 2008-01-09 Richard Guenther <rguenther@suse.de>
7433 * tree.c (host_integerp): Check for sizetype only if the
7434 type is an integer type.
7436 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7439 * opts.c (decode_options): Disable inlining of functions called
7440 once if not in unit-at-a-time mode.
7442 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7444 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7446 2008-01-08 Richard Guenther <rguenther@suse.de>
7449 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7450 out early if the result will be unused.
7452 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7457 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7458 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7461 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7463 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7464 for vectorization tuned.
7466 2008-01-08 Richard Guenther <rguenther@suse.de>
7468 PR tree-optimization/34683
7469 * tree-ssa-operands.c (operand_build_cmp): Export.
7470 * tree-ssa-operands.h (operand_build_cmp): Declare.
7471 * tree-vn.c (vuses_compare): Remove.
7472 (sort_vuses): Use operand_build_cmp.
7473 (sort_vuses_heap): Likewise.
7474 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7475 to re-use old VEC if available. Do not sort already sorted VUSEs.
7476 (vdefs_to_vec): Do not sort already sorted VDEFs.
7478 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7481 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7483 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7486 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7487 limitations of reciprocal sequences on x86 targets.
7489 2008-01-08 Richard Guenther <rguenther@suse.de>
7491 PR tree-optimization/34683
7492 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7494 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7497 * config/darwin.c (darwin_mergeable_string_section): Don't use
7498 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7500 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7503 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7504 negxf2. Macroize expander using X87MODEF mode iterator. Change
7505 predicates of op0 and op1 to register_operand.
7506 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7507 expander using X87MODEF mode iterator. Change predicates of
7508 op0 and op1 to register_operand.
7509 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7510 corresponding patterns and macroize using MODEF macro. Change
7511 predicates of op0 and op1 to register_operand and remove
7512 "m" constraint. Disparage "r" alternative with "!".
7513 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7514 macroize using X87MODEF macro. Change predicates of op0 and op1
7515 to register_operand and remove "m" constraint. Disparage "r"
7516 alternative with "!".
7517 (absneg splitter with memory operands): Remove.
7518 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7519 patterns and macroize using X87MODEF mode iterator.
7520 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7521 Change predicate of op1 to register_operand.
7522 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7523 for memory operands.
7525 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7527 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7529 2008-01-07 Richard Guenther <rguenther@suse.de>
7531 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7534 2008-01-07 Richard Guenther <rguenther@suse.de>
7536 PR tree-optimization/34683
7537 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7538 VOPs of the needed size to save memory. Use VEC_quick_push
7539 to save compile-time.
7540 (vdefs_to_vec): Likewise.
7542 2008-01-07 Sa Liu <saliu@de.ibm.com>
7544 * config/spu/spu.md (divdf3): Genetate inline code for double
7545 division. The implementation doesn't handle INF or NAN, therefore it
7546 only applies when -ffinite-math-only is given.
7548 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7551 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7552 * doc/cpp.texi ([Common Predefined Macros]): Document.
7554 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7556 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7557 order to use commutative addition instead of subtraction.
7559 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7560 Mircea Namolaru <namolaru@il.ibm.com>
7561 Vladimir Yanovsky <yanov@il.ibm.com>
7562 Revital Eres <eres@il.ibm.com>
7564 PR tree-optimization/34263
7565 * tree-outof-ssa.c (process_single_block_loop_latch,
7566 contains_tree_r): New functions.
7567 (analyze_edges_for_bb): Call process_single_block_loop_latch
7568 function to empty single-basic-block latch block if possible.
7570 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7572 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7574 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
7576 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7578 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
7580 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
7582 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
7584 2008-01-05 Jakub Jelinek <jakub@redhat.com>
7586 PR tree-optimization/34618
7587 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
7590 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7593 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
7594 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
7595 Update copyright year.
7597 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
7598 Update copyright year.
7599 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
7602 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
7604 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
7605 edge does not point to current bb before changing need_assert.
7607 2008-01-04 Richard Guenther <rguenther@suse.de>
7610 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
7611 for verifying purposes if they are is_gimple_min_invariant.
7613 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
7615 PR tree-optimization/34448
7616 PR tree-optimization/34465
7617 * gimplify.c (gimplify_init_constructor): Add new parameter
7618 notify_temp_creation. Use it.
7619 (gimplify_modify_expr_rhs): Take volatiles into account when
7620 optimizing constructors.
7621 Do not optimize constructors if gimplify_init_constructor will dump to
7623 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
7624 * gcc.c-torture/compile/pr34448.c: New.
7626 2008-01-04 Jakub Jelinek <jakub@redhat.com>
7628 PR gcov-profile/34609
7629 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
7630 return_slot if result is TREE_ADDRESSABLE.
7632 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
7634 * config/mips/mips.md (sqrt_condition): Tweak comment.
7635 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
7637 2008-01-03 Tom Tromey <tromey@redhat.com>
7640 * c-common.c (c_type_hash): Handle VLAs.
7642 2008-01-03 Jan Hubicka <jh@suse.cz>
7644 PR tree-optimization/31081
7645 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
7646 0 when inlining and not inlining to first basic block.
7647 (remap_decl): When var is initialized to 0, don't set default_def.
7648 (expand_call_inline): Set entry_bb.
7649 * tree-inline.h (copy_body_data): Add entry_bb.
7651 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7654 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
7657 PR tree-optimization/29484
7658 * tree-inline.c (inline_forbidden_p_2): New function.
7659 (inline_forbidden_p): Disallow inlining if some static var
7660 has an address of a local LABEL_DECL in its initializer.
7661 * doc/extend.texi (Labels as Values): Document &&foo behaviour
7664 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
7666 PR tree-optimization/34635
7667 * tree-data-ref.c (add_other_self_distances): Make sure that the
7668 evolution step is constant.
7670 2008-01-03 Jakub Jelinek <jakub@redhat.com>
7673 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
7675 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
7677 * tree-sra.c (scalarize_init): Insert the generate_element_init
7678 statements after the generate_element_zero statements.
7680 2008-01-02 Richard Guenther <rguenther@suse.de>
7684 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
7685 for very large number of operands instead of ICEing.
7687 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7690 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7691 while stack probing.
7693 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7695 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7698 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7701 * tree-mudflap.c (mx_register_decls): Guard warning by
7702 !DECL_ARTIFICIAL check.
7704 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7706 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7707 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7708 sse5_perm<mode>): Fix constraints.