1 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7 * coverage.c: Include tree-pass.h.
8 (coverage_counter_alloc): Print da_file_name to the dump file.
10 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12 * sbitmap.c (sbitmap_range_empty_p): New function.
13 * sbitmap.h (sbitmap_range_empty_p): New function.
14 * bitmap.h: Now includes obstack.h.
16 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17 Kenneth Zadeck <zadeck@naturalbridge.com>
19 * dbgcnt.def (ra_byte_scan): Added.
20 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21 when the last hit happens for a counter.
22 * timevar.def (TV_DF_BYTE_LR): New variable.
23 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
24 * passes.c (pass_fast_rtl_byte_dce): New pass.
25 * fwprop.c (update_df): Added mode to call df_ref_create.
26 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
27 DF_REF_EXTRACT_OFFSET.
28 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
29 DF_BYTE_LR_OUT, df_byte_lr): New macro.
31 (df_ref_extract): Added mode field.
32 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
33 DF_REF_EXTRACT_OFFSET.
34 (DF_REF_EXTRACT_MODE): New macro.
35 (df_byte_lr_bb_info): New structure.
36 (df_print_byte_regset, df_compute_accessed_bytes,
37 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
38 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
39 df_byte_lr_simulate_uses,
40 df_byte_lr_simulate_artificial_refs_at_top,
41 df_byte_lr_simulate_artificial_refs_at_end,
42 df_compute_accessed_bytes): New function.
43 (df_ref_create): Add parameter.
44 (df_byte_lr_get_bb_info): New inline function.
45 * df-scan.c (df_ref_record, df_uses_record,
46 df_ref_create_structure): Added mode parameter.
47 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
48 df_defs_record, df_uses_record, df_get_conditional_uses,
49 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
50 df_entry_block_defs_collect, df_exit_block_uses_collect):
51 Added mode parameter to calls to df_ref_record, df_uses_record,
52 df_ref_create_structure.
53 (df_ref_equal_p, df_ref_compare): Added test for modes.
54 (df_ref_create_structure): Added code to set mode. Renamed
55 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
56 DF_REF_EXTRACT_OFFSET.
57 * df-core.c (df_print_byte_regset): New function.
58 * df-byte-scan.c: New file.
59 * df-problems.c (df_rd_transfer_function): Removed unnecessary
61 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
62 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
63 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
64 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
65 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
66 df_byte_lr_local_compute, df_byte_lr_init,
67 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
68 df_byte_lr_transfer_function, df_byte_lr_free,
69 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
70 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
71 df_byte_lr_simulate_uses,
72 df_byte_lr_simulate_artificial_refs_at_top,
73 df_byte_lr_simulate_artificial_refs_at_end): New function.
74 * dce.c (byte_dce_process_block): New function.
75 (dce_process_block): au is now passed in rather than computed
76 locally. Changed loops that look at artificial defs to not look
77 for conditional or partial ones, because there never are any.
78 (fast_dce): Now is able to drive byte_dce_process_block or
79 dce_process_block depending on the kind of dce being done.
80 (rest_of_handle_fast_dce): Add parameter to fast_dce.
81 (rest_of_handle_fast_byte_dce): New function.
82 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
83 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
85 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
88 * gcc.h: Added fortran options that take arguments to
89 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
92 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
94 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
95 scalarization if on the LHS and not a full access.
97 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
99 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
101 2008-04-18 Rafael Espindola <espindola@google.com>
103 * tree-vrp.c (find_case_label_index): Fix the binary search.
104 (find_case_label_range): New.
105 (vrp_visit_switch_stmt): Use find_case_label_range.
106 (simplify_switch_using_ranges): Use find_case_label_range.
108 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
110 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
111 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
113 2008-04-18 Tom Tromey <tromey@redhat.com>
116 * doc/cpp.texi (Implementation-defined behavior): Mention
119 2008-04-18 Ian Lance Taylor <iant@google.com>
121 * fold-const.c (pointer_may_wrap_p): New static function.
122 (fold_comparison): Add another test for pointer overflow. Use
123 pointer_may_wrap_p to disable some false positives.
125 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
127 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
128 (fname_as_string): Match updated cpp_interpret_string prototype.
129 (fix_string_type): Support char16_t* and char32_t*.
130 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
131 derivative) nodes. Register as builtin if C++0x.
132 (c_parse_error): Support CPP_CHAR{16,32}.
133 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
134 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
135 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
136 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
137 CTI_CHAR32_ARRAY_TYPE>: New elements.
138 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
139 char32_type_node, signed_char32_type_node, char16_array_type_node,
140 char32_array_type_node): New defines.
141 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
142 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
143 (lex_string): Support CPP_STRING{16,32}, match updated
144 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
145 (lex_charconst): Support CPP_CHAR{16,32}.
146 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
147 and CPP_STRING{16,32}.
149 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
152 * aclocal.m4: Regenerate.
153 * configure: Regenerate.
155 2008-04-18 Jan Hubicka <jh@suse.cz>
157 * except.c (dw2_size_of_call_site_table,
158 sjlj_size_of_call_site_table): Use vector API for call_site_record.
160 * cgraphbuild.c (build_cgraph_edges): Update.
161 * tree-pass.h: Update comment.
162 * final.c (leaf_function_p): Update.
163 (leaf_renumber_regs): Update.
164 (rest_of_clean_state): Update.
165 * omp-low.c (expand_omp_parallel): Update.
166 * ipa-reference.c (analyze_function): Update.
167 * reorg.c (find_end_label): Update.
168 (optimize_skip): Update.
169 (fill_simple_delay_slots): Update.
170 (fill_simple_delay_slots): Update.
171 (make_return_insns): Update.
172 (dbr_schedule): Update.
173 * gimple-low.c (record_vars_into): Update.
174 * cfgbuild.c (make_edges): Update.
175 * function.c (assign_stack_local): Update.
176 (assign_parm_adjust_stack_rtl): Update.
177 (locate_and_pad_parm): Update.
178 (allocate_struct_function): Do not initialize stack_alignment_needed
179 and preferred_stack_boundary here.
180 (stack_protect_prologue): Update.
181 (stack_protect_epilogue): Update.
182 (expand_function_start): Initialize stack_alignment_needed,
183 preferred_stack_boundary and max_jumptable_ents.
184 (expand_function_end): Update.
185 (free_after_compilation): Do not NULLify epilogue_delay_list.
186 * function.h (struct rtl_data): Add stack_protect_guard,
187 stack_alignment_needed,
188 preferred_stack_boundary, epilogue_delay_list.
189 (struct function): Remove value_histograms, stack_alignment_needed,
190 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
192 unexpanded_var_list, stack_protect_guard.
193 (current_function_epilogue_delay_list): Remove.
194 * ipa-type-escape.c (analyze_function): Update.
195 * gimplify.c (pop_gimplify_context): Update comment.
196 * calls.c (expand_call): Update.
197 (emit_library_call_value_1): Update.
198 * except.c (set_nothrow_function_flags): Update.
199 * cfgexpand.c (get_decl_align_unit): Update.
200 (create_stack_guard): Update.
201 (estimated_stack_frame_size): Update.
202 (expand_used_vars): Update.
203 (tree_expand_cfg): Free histogram earliers, init expansion variables.
204 * explow.c (allocate_dynamic_stack_space): Update.
205 * tree-ssa-live.c (remove_unused_locals): Update.
206 * varasm.c (mark_constant_pool): Update.
207 * tree-inline.c (remap_decls): Update.
208 (initialize_cfun): Update.
209 (declare_return_variable): Update.
210 (inline_forbidden_p): Update.
211 (expand_call_inline): Update.
212 (declare_inline_vars): Update.
213 (tree_function_versioning): Update.
214 * tree-flow.h (value_histograms): New.
215 (VALUE_HISTOGRAMS): New macro.
216 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
218 * tree-cfg.c (set_bb_for_stmt): Update.
219 (replace_by_duplicate_decl): Update.
220 (move_block_to_fn): Update.
221 (new_label_mapper): Update.
222 (dump_function_to_file): Update.
223 * ipa-struct-reorg.c (build_data_structure): Update.
224 * cfgrtl.c (print_rtl_with_bb): Update.
225 * reload1.c (reload): Update.
227 * config/i386/i386.c (setup_incoming_varargs_64,
228 ix86_compute_frame_layout): Update.
229 * config/arc/arc.c (arc_output_function_epilogue): Update.
231 2008-04-18 Marius Strobl <marius@FreeBSD.org>
233 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
235 * gthr-posix95.h: Likewise.
237 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
239 PR rtl-optimization/35838
240 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
241 out the byte offset of the first subreg.
243 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
245 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
246 to split_ti instead of three separate calls with single member arrays.
247 (subti3 splitter): Ditto.
248 (adddi3 splitter): Ditto with split_di.
249 (subdi3 splitter): Ditto.
250 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
251 two separate calls with single member arrays. Swap match_dup
252 operands 1 and 2 to better fit into the array.
253 (negdi2 splitter): Ditto with split_di.
254 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
255 two separate calls with single member arrays. Swap match_dup operands
256 6 and 7 to better fit into the array.
258 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
260 * config/i386/i386.c (sse_builtin_type): New.
261 (bdesc_sse_args): Likewise.
262 (bdesc_sse_3arg): Removed.
263 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
264 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
265 IX86_BUILTIN_ROUNDPS.
266 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
267 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
268 IX86_BUILTIN_ROUNDPS.
269 (ix86_expand_sse_4_operands_builtin): Removed.
270 (ix86_expand_sse_operands_builtin): New.
271 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
272 and CODE_FOR_sse4_1_roundps.
273 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
274 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
276 2008-04-17 Alan Modra <amodra@bigpond.net.au>
279 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
280 regs before frame pop when needed. If use_backchain_to_restore_sp
281 then load backchain into a temp reg to restore vr and vrsave. Add
282 code to restore vr after frame pop if possible.
284 2008-04-17 Richard Guenther <rguenther@suse.de>
286 * tree-vn.c (expressions_equal_p): Do not check type
287 equality or compatibility before calling operand_equal_p.
288 * fold-const.c (operand_equal_p): Check equivalence of
289 integer constants before bailing out due to signedness or
290 precision differences.
291 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
292 spurious differences in type qualification. Ignore types
293 for COMPONENT_REFs at all.
295 2008-04-17 Christian Bruel <christian.bruel@st.com>
297 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
300 2008-04-16 Jakub Jelinek <jakub@redhat.com>
303 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
306 PR tree-optimization/35899
307 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
308 rather than TREE_OPERAND.
310 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
314 temporary registers. Change operand predicate to general_operand.
315 (remainderxf3): Ditto.
317 2008-04-16 Richard Guenther <rguenther@suse.de>
319 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
320 * tree-affine.c (aff_combination_expand): Look through some
323 2008-04-15 Doug Kwan <dougkwan@google.com>
325 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
327 * tree-pretty-print.c (dump_generic_node): Ditto.
328 * final.c (output_addr_const): Ditto.
329 * dwarf2out.c (output_cfi): Ditto.
330 * c-pretty-print.c (pp_c_integer_constant): Ditto.
331 * print-rtl.c (print_rtx): Ditto.
332 * print-tree.c (print_node_brief, print_node): Ditto.
333 * c-common.c (match_case_to_enum_1): Ditto.
334 * sched-vis.c (print_value): Ditto.
335 * config/i386/i386.c (print_operand): Cast to long unsigned int
338 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
339 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
340 MS Windows VirtualProtect function.
342 2008-04-15 Jan Hubicka <jh@suse.cz>
344 * gengtype.c (write_root): Param_is argument is OK.
345 * expr.c (expand_expr_real_1): Update call of get_exception_*.
346 * function.h: Include varray.h
347 (rtl_eh): New stucture based on except.c one.
348 (call_site_record): New forward declaration and vector type.
349 * calls.c (emit_call_1): Do not call
350 note_current_region_may_contain_throw.
351 * except.c (eh_status): Remove cur_region, try_region since they are
353 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
354 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
355 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
356 Remove call_site_data_used, call_site_data_size.
357 Turn call_site_record into vector in function.h.
358 (note_current_region_may_contain_throw): Remove.
359 (get_exception_pointer, get_exception_filter): Do not take struct
360 function argument; update.
361 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
362 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
363 build_post_landing_pads, dw2_build_landing_pads,
364 sjlj_assign_call_site_values, sjlj_mark_call_sites,
365 sjlj_emit_function_enter, sjlj_emit_function_enter,
366 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
367 sjlj_build_landing_pads, finish_eh_generation,
368 remove_exception_handler_label, remove_eh_handler,
369 maybe_remove_eh_handler, add_reachable_handler,
370 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
371 add_action_record, collect_one_action_chain, add_call_site,
372 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
373 sjlj_output_call_site_table, output_function_exception_table,
374 * except.h (note_current_region_may_contain_throw): Remove
375 (get_exception_pointer, get_exception_filter): Do not take struct
377 * Makefile.in (GTFILES): Put varargs before struct function.
379 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
381 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
383 (get_constraint_for): Deal with STRING_CST here instead.
385 2008-04-15 Richard Guenther <rguenther@suse.de>
387 * tree-ssa-propagate.c (substitute_and_fold): Substitute
388 statements in a basic-block with a backward walk. Do not
389 substitute into dead statements but instead remove those.
391 2008-04-15 Richard Guenther <rguenther@suse.de>
393 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
394 to zero, thus disable creation of SFTs.
396 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
398 * tree-predcom.c (suitable_reference_p): Return false if the
401 2008-04-15 Jakub Jelinek <jakub@redhat.com>
404 * c-decl.c (finish_decl): If extern or static var has variable
405 size, set TREE_TYPE (decl) to error_mark_node.
407 2008-04-15 Rafael Espindola <espindola@google.com>
409 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
412 2008-04-15 Richard Guenther <rguenther@suse.de>
414 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
415 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
416 (visit_reference_op_load): Do walk vuse-vdef chains on
418 (visit_reference_op_store): But do not here.
419 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
421 (vn_lookup_with_vuses): But do so here.
423 2008-04-14 Ian Lance Taylor <iant@google.com>
425 * fold-const.c (fold_overflow_warning): Remove assertion.
427 2008-04-15 Ben Elliston <bje@au.ibm.com>
429 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
430 temp1 local variables.
432 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
435 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
436 ".text.unlikely" section as executable.
438 2008-04-14 James E. Wilson <wilson@tuliptree.org>
440 * config/ia64/ia64.c (rtx_needs_barrier): Handle
441 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
442 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
443 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
444 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
445 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
446 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
448 2008-04-14 Ian Lance Taylor <iant@google.com>
450 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
451 * fold-const.c (fold_comparison): If appropriate, test
452 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
453 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
454 reassociating a pointer type.
455 * doc/invoke.texi (Optimize Options): Document that
456 -fstrict-overflow applies to pointer wraparound.
458 2008-04-13 Jan Hubicka <jh@suse.cz>
460 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
462 2008-04-12 Andrew Pinski <pinskia@gmail.com>
464 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
465 we are going to "save the world".
467 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
469 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
470 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
471 operand 0 constraint, not "=".
473 2008-04-11 James E. Wilson <wilson@tuliptree.org>
475 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
477 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
479 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
480 of size of positions_needed * CHAR_BIT.
482 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
485 * dse.c (store_info): Change positions_needed to unsigned
487 (lowpart_bitmask): New.
488 (record_store): Cast to unsigned HOST_WIDE_INT for
489 positions_needed. Assert width <= size of positions_needed *
490 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
491 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
492 lowpart_bitmask to set mask.
494 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
496 * config/bfin/constraints.md: New file.
497 * config/bfin/bfin.md: Include it.
498 (adddi3): Use satisfies_constraint functions instead of the old macros.
499 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
500 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
501 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
502 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
503 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
504 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
505 EXTRA_CONSTRAINT): Delete.
506 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
507 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
509 * config/bfin/bfin.c: Include "tm-constrs.h".
510 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
511 Use satisfies_constraint functions instead of the old macros.
512 * doc/md.texi (Blackfin Constraints): Update file name reference.
514 2008-04-11 Richard Guenther <rguenther@suse.de>
516 PR tree-optimization/35869
517 * tree-vrp.c (execute_vrp): Move switch statement update after
518 jump threading. Schedule another cfg cleanup run.
520 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
523 * attribs.c (decl_attributes): Return early on errorneous node.
525 2008-04-10 Oleg Ryjkov <olegr@google.com>
527 * tree.h (struct tree_base): Added a new flag default_def_flag.
528 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
530 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
532 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
534 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
537 * pa.md: Define mode iterator P. Define mode attribute dwc.
538 (dcacheflush): Update pattern to use iterator P and attribute dwc.
539 (icacheflush): Likewise.
540 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
541 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
543 2008-04-11 Ben Elliston <bje@au.ibm.com>
545 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
547 2008-04-10 Rafael Espindola <espindola@google.com>
549 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
550 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
551 (extract_range_from_expr): The same.
553 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
555 * config/mips/mips.md (GPR2): New mode iterator.
557 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
558 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
559 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
560 Rewrite these to take two modes, the mode of comparison and the
561 mode of the destination.
562 * config/mips/mips.c (mips_expand_scc): Instead of having
563 paradoxical subreg as destination, expand "narrowing" scc if mode
564 of comparison is SI and target is requested in DI mode.
565 (mips_emit_int_order_test): Update comment. Make mode of
566 comparison match CMP0 rather than TARGET. When creating inverse
567 target use mode of TARGET.
569 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
571 * gcov-dump.c (tag_summary): Only print summaries for the first
572 GCOV_COUNTERS_SUMMABLE counters.
574 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
576 * config/i386/i386.md (absneg): New code iterator.
577 (absnegprefix): New code attribute.
578 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
579 patterns using absneg code iterator.
580 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
581 using absneg code iterator.
582 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
583 *neg<mode>2 patterns using absneg code iterator.
584 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
585 *negextendsfdf2 patterns using absneg code iterator.
586 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
587 *negextendsfxf2 patterns using absneg code iterator.
588 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
589 *negextendsfdf2 patterns using absneg code iterator.
590 * config/i386/sse.md (<code><mode>2): Macroize expander from
591 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
593 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
595 * config/s390/s390.h: Remove the remains of the recent search
596 & replace action of current_function_outgoing_args_size.
598 2008-04-10 Ira Rosen <irar@il.ibm.com>
600 PR tree-optimization/35821
601 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
602 NEW_STMT_LIST is not NULL.
604 2008-04-09 David Edelsohn <edelsohn@gnu.org>
607 * toplev.c (process_options): Remove -ffunction-sections debugging
610 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
612 PR middle-end/PR28690
613 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
614 than gen_rtx_fmt_ee to perform more canonicalizations.
616 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
619 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
621 2008-04-09 Richard Guenther <rguenther@suse.de>
623 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
624 (dump_function_to_file): Dump function arguments with types.
626 2008-04-08 Richard Guenther <rguenther@suse.de>
628 * fold-const.c (fold_widened_comparison): Do not allow
629 sign-changes that change the result.
631 2008-04-08 Janis Johnson <janis187@us.ibm.com>
634 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
635 kinds of indirect references.
637 2008-04-08 David Edelsohn <edelsohn@gnu.org>
639 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
640 GNU Fortran language string.
642 2008-04-08 Rafael Espindola <espindola@google.com>
644 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
645 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
646 * tree.h (tree_call_nonnegative_warnv_p): New.
648 2008-04-08 Jan Hubicka <jh@suse.cz>
650 * function.c (free_after_compilation): Clear out regno_reg_rtx
653 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
656 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
658 PR middle-end/PR28690
659 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
660 same precedence as REG_POINTER and MEM_POINTER operands.
662 2008-04-08 Richard Guenther <rguenther@suse.de>
665 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
666 for adding index to base.
668 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
670 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
671 (MINGW_ENABLE_EXECUTE_STACK): New.
672 (IN_LIBGCC2): For libgcc include windows.h file for
673 function declarations.
675 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
677 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
678 and tem2 if tem1 is not a REG or MULT.
680 2008-04-08 Jan Hubicka <jh@suse.cz>
682 * function.h (incomming_args): Break out of struct function.
683 (function_subsections): Break out of struct function.
684 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
685 return_rtx and hard_reg_initial_vals from struct function.
686 Kill inl_max_label_num.
687 (current_function_pops_args, current_function_args_info,
688 current_function_args_size, current_function_args_size,
689 current_function_pretend_args_size,
690 current_function_outgoing_args_size,
691 current_function_internal_arg_pointer, current_function_return_rtx):
692 Kill compatibility accestor macros.
693 * builtins.c (expand_builtin_apply_args_1): Update.
694 (expand_builtin_next_arg): Update.
695 * df-scan.c (df_get_call_refs): Update.
696 * dbxout.c (dbxout_function_end): Update.
697 * dwarf2out.c (dwarf2out_switch_text_section): Update.
698 (output_line_info): Update.
699 (secname_for_decl): Update.
700 (dwarf2out_var_location): Update.
701 * function.c (free_after_compilation): Update.
702 (assign_parm_find_stack_rtl): Update.
703 (assign_parms): Update.
704 (expand_dummy_function_end): Update.
705 (expand_function_end): Update.
706 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
707 (expand_call): Update.
708 (emit_library_call_value_1): Update.
709 (store_one_arg): Update.
710 * varasm.c (initialize_cold_section_name): Update.
711 (unlikely_text_section): Update.
712 (unlikely_text_section_p): Update.
713 (assemble_start_function): Update.
714 (assemble_end_function): Update.
715 (default_section_type_flags): Update.
716 (switch_to_section): Update.
717 * integrate.c (set_decl_abstract_flags): Update.
718 (get_hard_reg_initial_val): Update.
719 (has_hard_reg_initial_val): Update.
720 (allocate_initial_values): Update.
721 * resource.c (init_resource_info): Update.
722 * config/alpha/alpha.c (NUM_ARGS): Update.
723 (direct_return): Update.
724 (alpha_va_start): Update.
725 (alpha_sa_size): Update.
726 (alpha_initial_elimination_offset): Update.
727 (alpha_expand_prologue): Update.
728 (alpha_start_function): Update.
729 (alpha_expand_epilogue): Update.
730 (unicosmk_initial_elimination_offset):
731 * config/alpha/alpha.md (call expander): Update.
732 * config/s390/s390.c (s390_register_info): Update.
733 (s390_register_info): Update.
734 (s390_frame_info): Update.
735 (s390_initial_elimination_offset): Update.
736 (s390_build_builtin_va_list): Update.
737 (s390_va_start): Update.
738 * config/spu/spu.c (direct_return): Update.
739 (spu_expand_prologue): Update.
740 (spu_initial_elimination_offset): Update.
741 (spu_build_builtin_va_list): Update.
742 (spu_va_start): Update.
743 * config/sparc/sparc.c (sparc_init_modes): Update.
744 (sparc_compute_frame_size): Update.
745 (function_value): Update.
746 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
747 * config/i386/i386.md (return expander): Update.
748 * config/i386/i386.c (ix86_va_start): Update.
749 (ix86_can_use_return_insn_p): Update.
750 (ix86_compute_frame_layout): Update.
751 (ix86_expand_epilogue): Update.
752 * config/sh/sh.c (output_stack_adjust): Update.
753 (calc_live_regs): Update.
754 (sh_expand_prologue): Update.
755 (sh_builtin_saveregs): Update.
756 (sh_va_start): Update.
757 (initial_elimination_offset): Update.
758 (sh_allocate_initial_value): Update.
759 (sh_function_ok_for_sibcall): Update.
760 (sh_get_pr_initial_val): Update.
761 * config/sh/sh.md (return expander): Update.
762 * config/avr/avr.c (frame_pointer_required_p): UPdate.
763 * config/crx/crx.c (crx_compute_frame): UPdate.
764 (crx_initial_elimination_offset): UPdate.
765 * config/xtensa/xtensa.c (compute_frame_size): Update
766 (xtensa_builtin_saveregs): Update.
767 (xtensa_va_start): Update.
768 (order_regs_for_local_alloc): Update.
769 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
770 (xstormy16_expand_builtin_va_start): Update.
771 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
772 * config/m68hc11/m68hc11.md (return expanders): Update.
773 * config/m68hc11/m68hc11.c (expand_prologue): Update.
774 (expand_epilogue): Update.
775 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
776 (cris_simple_epilogue): Update.
777 (cris_expand_prologue): Update.
778 (cris_expand_epilogue): Update.
779 * config/iq2000/iq2000.c (iq2000_va_start): Update.
780 (compute_frame_size): Update.
781 * config/mt/mt.c (mt_compute_frame_size): Update.
782 * config/mn10300/mn10300.c (expand_prologue): Update.
783 (expand_epilogue): Update.
784 (initial_offset): Update.
785 (mn10300_builtin_saveregs):
786 * config/mn10300/mn10300.md (return expander): Update.
787 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
788 (ia64_initial_elimination_offset): Update.
789 (ia64_initial_elimination_offset): Update.
790 (ia64_expand_prologue): Update.
791 * config/m68k/m68k.md (return expander): Update.
792 * config/rs6000/rs6000.c (rs6000_va_start): Update.
793 (rs6000_stack_info): Update.
794 * config/mcore/mcore.c (layout_mcore_frame): Update.
795 (mcore_expand_prolog): Update.
796 * config/arc/arc.c (arc_compute_frame_size): Update.
797 * config/score/score3.c (score3_compute_frame_size): Update.
798 * config/score/score7.c (score7_compute_frame_size): Update.
799 * config/arm/arm.c (use_return_insn): Update.
800 (thumb_find_work_register): Update.
801 (arm_compute_save_reg_mask): Update.
802 (arm_output_function_prologue): Update.
803 (arm_output_epilogue): Update.
804 (arm_size_return_regs): Update.
805 (arm_get_frame_offsets): Update.
806 (arm_expand_prologue): Update.
807 (thumb_exit): Update.
808 (thumb_unexpanded_epilogue): Update.
809 (thumb1_output_function_prologue): Update.
810 * config/pa/pa.md (return expander): Update.
811 * config/pa/pa.c (compute_frame_size): Update.
812 (hppa_builtin_saveregs): Update.
813 * config/mips/mips.c (mips_va_start): Update.
814 (mips16_build_function_stub): Update.
815 (mips_compute_frame_info): Update.
816 (mips_restore_gp): Update.
817 (mips_output_function_prologue): Update.
818 (mips_expand_prologue): Update.
819 * config/v850/v850.c (compute_frame_size): Update.
820 (expand_prologue): * config/mmix/mmix.c (along): update.
821 (mmix_initial_elimination_offset): update.
822 (mmix_reorg): update.
823 (mmix_use_simple_return): update.
824 (mmix_expand_prologue): update.
825 (mmix_expand_epilogue): Update.
826 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
827 (emit_link_insn): Update.
829 2008-04-08 Anatoly Sokolov <aesok@post.ru>
831 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
832 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
834 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
837 2008-04-07 Jan Hubicka <jh@suse.cz>
839 * function.h (rtl): Rename to x_rtl.
841 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
842 frame_offset, stack_check_probe_note, arg_pointer_save_area,
843 used_temp_slots avail_temp_slots, temp_slot_level,
844 nonlocal_goto_handler_labels): Update accesstors.
845 (rtl): New global variable.
846 (struct function): Move some fileds to rtl_data.
847 (get_arg_pointer_save_area): Update prototype.
848 * builtins.c (expand_builtin_setjmp_receiver): Update call of
849 get_arg_pointer_save_area.
850 * expr.c (init_expr): Update
851 * function.c (get_frame_size): Update
852 (assign_stack_local): Update
853 (expand_function_end): Update.
854 (get_art_pointer_save_area): Update
856 * emit-rtl.c (rtl): Declare.
857 (regno_reg_rtx): Declare.
858 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
860 (gen_reg_rtx): Update.
861 * varasm.c (n_deferred_constatns): Update accestor.
862 (init_varasm_status): Do not allocate varasm_status.
863 (force_const_mem, get_pool_size, output_constant_pool): Update.
864 * stmt.c (force_label_rtx): Do not use x_ prefixes.
865 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
866 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
867 * sparc/sparc.h (INIT_EXPANDERS): Update.
868 * ia64/ia64.h (INIT_EXPANDERS): Update.
870 2008-04-07 James E. Wilson <wilson@tuliptree.org>
872 * reload.c (push_secondary_reload): Add missing break to for loop.
874 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
876 PR middle-end/PR28690
877 * rtlanal.c: Update copyright years.
878 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
879 as REG_POINTER and MEM_POINTER operands.
880 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
881 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
882 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
883 * gcse.c: Update copyright years.
884 (pre_delete): Call gen_reg_rtx_and_attrs.
885 (hoist_code): Likewise.
886 (build_store_vectors): Likewise.
887 (delete_store): Likewise.
888 * loop-invariant.c (move_invariant_reg): Likewise.
889 Update copyright years.
891 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
893 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
894 control string instead of quoted.
896 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
898 * doc/rtl.texi: Rewrite of subreg section.
900 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
903 * config/i386/i386.c (legitimize_pic_address): Add treating
904 of dllimport SYM_REF's.
905 (legitimize_dllimport_symbol): Add prototype.
907 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
909 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
910 reference in constructor with non self-referential type.
912 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
914 Removal of Return with Depressed Stack Pointer support
915 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
916 (ECF_SP_DEPRESSED): Likewise.
917 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
918 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
919 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
920 (expand_call): Do not test ECF_SP_DEPRESSED.
921 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
922 * function.c (keep_stack_depressed): Delete.
923 (handle_epilogue_set): Likewise.
924 (update_epilogue_consts): Likewise.
925 (emit_equiv_load): Likewise.
926 (thread_prologue_and_epilogue_insns): Remove support for Return with
927 Depressed Stack Pointer.
928 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
930 2008-04-06 Richard Guenther <rguenther@suse.de>
932 PR tree-optimization/35400
933 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
934 information from SSA_NAMEs.
936 2008-04-06 Anatoly Sokolov <aesok@post.ru>
938 * config/avr/avr.h (avr_mega_p): Remove declaration.
939 (AVR_MEGA): Remove macro.
940 * config/avr/avr.c (avr_mega_p): Remove variable.
941 (avr_override_options): Remove inicializion of avr_mega_p.
942 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
943 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
944 (avr_jump_mode): (Ditto.).
945 (avr_output_progmem_section_asm_op): (Ditto.).
946 (avr_asm_init_sections): (Ditto.).
947 (avr_asm_init_sections): (Ditto.).
948 (avr_rtx_costs): (Ditto.).
949 * config/avr/avr.md: (Ditto.).
950 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
953 2008-04-06 Richard Guenther <rguenther@suse.de>
955 PR tree-optimization/35842
956 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
957 is_gimple_invariant_address.
959 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
961 * gcc.c (default_compilers): Sync Fortran extensions list with
962 that in fortran/lang-specs.h.
963 * doc/invoke.texi: Likewise.
964 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
965 * dwarf2out.c (gen_compile_unit_die): Likewise.
967 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
969 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
971 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
974 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
975 attribute is used for nested functions.
977 2008-04-05 Jan Hubicka <jh@suse.cz>
979 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
981 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
983 (dump_files): Update.
984 (enable_rtl_dump_file): Do not accept letter argument.
985 * tree-pass.h (dump_file_info): Remove letter argument.
986 * toplev.c (decode_d_option): Update -da handling.
987 * toplev.h (enable_rtl_dump_file): Update prototype.
988 * passes.c (register_one_dump_file): Do not accept IPA argument; work
989 it out based on pass type.
990 (register_dump_files_1): Likewise.
991 (init_optimization_passes): Update register_one_dump_file calls.
992 (execute_one_pass): Sanity check that IPA passes are called at IPA
993 level and RTL passes at RTL level.
994 (execute_pass_list): IPA pass can not be after or subpass of
996 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
997 disallov RTL subpasses of IPA subpasses.
999 2008-04-05 Ben Elliston <bje@au.ibm.com>
1001 * tree-cfg.c (need_fake_edge_p): Return false for calls to
1002 builtins that return exactly once and do not throw. Cache call to
1005 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1007 PR rtl-optimization/34916
1009 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1010 between instruction pairs.
1012 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1014 * doc/invoke.texi: Document -mbitops for SH.
1015 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1016 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1017 * config/sh/sh.c (print_operand): Add %t operand code.
1018 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1019 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1020 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1021 (extendqihi2): Likewise.
1022 (movqi_i): Likewise.
1023 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1024 (extv): Use bld instruction for SH2A if possible.
1026 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1027 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1028 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1029 (bset.b, bclr.b): Define peepholes.
1030 * config/sh/sh.opt (mbitops): New option.
1032 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1035 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1036 and view convert expression.
1038 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1041 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1043 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1045 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1047 * config/i386/cpuid.h (bit_AES): New.
1048 (bit_PCLMUL): Likewise.
1050 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1051 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1052 SSE2 if AES or PCLMUL is enabled.
1053 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1054 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1055 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1056 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1057 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1058 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1059 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1060 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1061 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1062 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1063 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1064 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1065 __builtin_ia32_aeskeygenassist128 and
1066 __builtin_ia32_pclmulqdq128.
1067 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1068 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1069 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1071 * config/i386/i386.h (TARGET_AES): New.
1072 (TARGET_PCLMUL): Likewise.
1073 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1075 * config/i386/i386.md (UNSPEC_AESENC): New.
1076 (UNSPEC_AESENCLAST): Likewise.
1077 (UNSPEC_AESDEC): Likewise.
1078 (UNSPEC_AESDECLAST): Likewise.
1079 (UNSPEC_AESIMC): Likewise.
1080 (UNSPEC_AESKEYGENASSIST): Likewise.
1081 (UNSPEC_PCLMUL): Likewise.
1083 * config/i386/i386.opt (maes): New.
1084 (mpclmul): Likewise.
1086 * config/i386/sse.md (aesenc): New pattern.
1087 (aesenclast): Likewise.
1089 (aesdeclast): Likewise.
1091 (aeskeygenassist): Likewise.
1092 (pclmulqdq): Likewise.
1094 * config/i386/wmmintrin.h: New.
1096 * doc/extend.texi: Document AES and PCLMUL built-in function.
1098 * doc/invoke.texi: Document -maes and -mpclmul.
1100 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1102 * function.c (free_after_parsing): Replace with
1103 cxx_push_function_context from C++ front-end.
1104 (allocate_struct_function): Don't call langhook.
1105 * langhooks.h (struct lang_hooks_for_functions): Delete.
1106 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1108 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1109 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1110 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1111 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1112 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1113 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1114 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1116 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1117 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1119 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1122 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1125 2008-04-04 Richard Guenther <rguenther@suse.de>
1128 * fold-const.c (optimize_minmax_comparison): Use the correct
1129 type for the constant in the simplified comparison.
1131 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1133 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1134 Pass L2 size as "--param l2-cache-size" to the compiler.
1135 (decode_l2_cache): New function to decode L2 cache parameters using
1136 0x8000006 extended cpuid function.
1137 (detect_caches_amd): Determine parameters of L2 cache using
1138 decode_l2_caches function.
1139 (decode_caches_intel): Decode L2 cache parameters.
1140 (detect_caches_intel): Determine L2 cache parameters using
1141 decode_caches_intel and decode_l2_caches functions.
1143 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1145 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1146 secondary input reload for subword loads from the constant pool.
1148 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1151 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1152 constants of the appropriate size for runtime calculations.
1155 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1156 decimal-float literal constant zero.
1158 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1161 * c-parser.c (c_parser_omp_atomic): Call
1162 default_function_array_conversion on the RHS.
1165 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1166 call is_variable_sized if decl has incomplete type.
1168 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1170 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1172 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1174 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1176 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1177 (sgt<u>): Merge sgt and sgtu into new expander.
1178 (sgt, sgtu): Remove expanders.
1179 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1180 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1181 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1182 *sgtu_<mode>_mips16 into new pattern.
1183 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1184 (sge<u>): Merge sge and sgeu into new expander.
1185 (sge, sgeu): Remove expanders.
1186 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1188 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1189 (slt<u>): Merge slt and sltu into new expander.
1190 (slt, sltu): Remove expanders.
1191 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1192 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1193 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1194 *sltu_<mode>_mips16 into new pattern.
1195 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1196 (sle<u>): Merge sle and sleu into new expander.
1197 (sle, sleu): Remove expanders.
1198 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1199 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1200 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1201 *sleu_<mode>_mips16 into new pattern.
1202 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1204 2008-04-03 Jan Hubicka <jh@suse.cz>
1206 PR tree-optimization/35795
1207 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1208 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1209 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1210 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1211 * score/score3.c (score3_output_mi_thunk): Likewise.
1212 * score/score7.c (score7_output_mi_thunk): Likewise.
1213 * mips/mips.c (mips_output_mi_thunk): Likewise.
1215 2008-04-03 Richard Guenther <rguenther@suse.de>
1217 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1218 conversions. Simplify code.
1220 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1222 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1224 2008-04-03 Tom Tromey <tromey@redhat.com>
1225 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1227 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1228 * config/bfin/t-bfin-linux (generated_files): Add
1229 linux-sysroot-suffix.h.
1230 * doc/install.texi (Prerequisites): Require make 3.80.
1231 * doc/sourcebuild.texi (Front End Directory): Document new
1233 * Makefile.in (generated_files): New variable.
1234 (ALL_HOST_OBJS): New variable.
1235 ($(ALL_HOST_OBJS)): New target.
1237 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1239 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1240 (remap_block): Call id->transform_lang_insert_block instead
1242 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1243 Set id.transform_lang_insert_block to NULL.
1244 (clone_body): Move to cp/optimize.c
1245 * tree-inline.h (struct copy_body_data): Change
1246 transform_lang_insert_block to function pointer.
1247 (copy_generic_body, copy_decl_no_change): Export.
1248 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1249 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1250 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1252 * c-tree.h (insert_block): Kill.
1253 * c-decl.c (insert_block): Kill.
1255 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1257 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1258 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1259 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1261 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1262 argument, call {push,pop}_function_context from here.
1263 * c-parser.c: Use c_{push,pop}_function_context.
1265 * function.c (push_function_context_to): Move meat ...
1266 (push_function_context): ... here. Simplify.
1267 * function.c (pop_function_context_from): Move meat ...
1268 (pop_function_context): ... here. Simplify.
1269 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1271 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1272 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1273 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1274 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1276 2008-04-03 Ben Elliston <bje@au.ibm.com>
1278 * expmed.c (extract_force_align_mem_bit_field): Remove.
1280 2008-04-03 Richard Guenther <rguenther@suse.de>
1283 * expr.h (try_casesi): Adjust prototype.
1284 * expr.c (try_casesi): Take fallback label as extra parameter.
1285 Use that for gen_casesi if default_label is NULL.
1286 * stmt.c (expand_case): Pass fallback label to try_casesi,
1287 make sure to fill gaps with a fallback label if default_label
1290 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1293 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1295 2008-04-03 Ben Elliston <bje@au.ibm.com>
1297 * expmed.c (extract_split_bit_field): Remove if (0) code.
1298 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1299 (do_ds_constraint): Likewise.
1301 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1303 * doc/cppopts.texi (-dU): Document.
1304 * c-common.h (flag_dump_macros): Update comment.
1305 * c-opts.c (handle_OPT_d): Handle -dU.
1306 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1307 dump_queued_macros, cb_used_define, cb_used_undef): New.
1308 (init_pp_output): Handle -dU.
1309 (cb_line_change): Call dump_queued_macros.
1310 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1312 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1314 * config/avr/predicates.md (io_address_operand): New predicate.
1315 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1316 * config/avr/avr.c (avr_io_address_p): Remove function.
1317 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1318 'avr_io_address_p' function.
1319 (out_movhi_r_mr): (Ditto.).
1320 (out_movqi_mr_r): (Ditto.).
1321 (out_movhi_mr_r): (Ditto.).
1322 (avr_address_cost): (Ditto.).
1324 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1326 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1327 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1328 in 32bit mode when XMM registers are available to avoid store
1330 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1331 corresponding post-reload splitters.
1333 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1335 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1336 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1337 __builtin_ia32_roundss.
1338 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1339 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1340 __builtin_ia32_roundss.
1341 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1342 IX86_BUILTIN_SHUFPD here.
1344 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1346 * config/i386/i386.md (plogic): New.
1347 (plogicprefix): Likewise.
1349 * config/i386/mmx.md (mmx_<code><mode>3): New.
1350 (mmx_and<mode>3): Removed.
1351 (mmx_ior<mode>3): Likewise.
1352 (mmx_xor<mode>3): Likewise.
1354 * config/i386/sse.md (<code><mode>3): New.
1355 (*<code><mode>3): Likewise.
1356 (*<code><mode>3): Likewise.
1357 (<code><mode>3): Likewise.
1358 (*sse_<code><mode>3): Likewise.
1359 (*sse2_<code><mode>3): Likewise.
1360 (<code>tf3): Likewise.
1361 (*<code>tf3): Likewise.
1362 (and<mode>3): Likewise.
1363 (*and<mode>3): Likewise.
1364 (ior<mode>3): Removed.
1365 (*ior<mode>3): Likewise.
1366 (xor<mode>3): Likewise.
1367 (*xor<mode>3): Likewise.
1368 (*and<mode>3): Likewise.
1369 (*ior<mode>3): Likewise.
1370 (*xor<mode>3): Likewise.
1371 (and<mode>3): Likewise.
1372 (*sse_and<mode>3): Likewise.
1373 (*sse2_and<mode>3): Likewise.
1375 (*andtf3): Likewise.
1376 (ior<mode>3): Likewise.
1377 (*sse_ior<mode>3): Likewise.
1378 (*sse2_ior<mode>3): Likewise.
1380 (*iortf3): Likewise.
1381 (xor<mode>3): Likewise.
1382 (*sse_xor<mode>3): Likewise.
1383 (*sse2_xor<mode>3): Likewise.
1385 (*xortf3): Likewise.
1387 2008-04-02 Richard Guenther <rguenther@suse.de>
1389 PR tree-optimization/14495
1390 PR tree-optimization/34793
1391 * tree-vrp.c (struct switch_update): New structure.
1392 (to_remove_edges, to_update_switch_stmts): New VECs.
1393 (simplify_switch_using_ranges): New function. Remove not taken
1394 case labels and edges.
1395 (simplify_stmt_using_ranges): Call it.
1396 (identify_jump_threads): Mark edges we have queued for removal
1397 so we don't thread them.
1398 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1400 * tree-cfg.c (group_case_labels): Deal with missing default label.
1401 (tree_verify_flow_info): Allow missing default label.
1402 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1403 (emit_case_nodes): Likewise.
1404 (expand_case): Do not rely on the default label to be present.
1405 * expr.c (try_casesi): Deal with NULL default_label.
1406 (do_tablejump): Likewise.
1408 2008-04-02 Richard Guenther <rguenther@suse.de>
1410 PR tree-optimization/14495
1411 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1412 SWITCH_EXPR here ...
1413 (vrp_visit_switch_stmt): ... but here (new function).
1414 (find_case_label_index): New helper function.
1415 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1417 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1419 * fwprop.c: Fix ISO-C99ism.
1421 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1424 * Makefile.in (objdir): Set it here.
1425 * configure.ac: Not here. Find dynamic linker characteristics.
1426 * exec-tool.in: Use them.
1427 * aclocal.m4: Regenerate.
1428 * configure: Regenerate.
1430 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1432 * expr.c (expand_var): Delete it.
1433 * expr.h (expand_var): Delete prototype.
1434 * function.c (expand_function_start): Use expand_decl instead.
1435 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1438 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1440 PR rtl-optimization/35542
1441 * fwprop.c (forward_propagate_and_simplify): Replace
1442 loc_reg_mentioned_in_p with reg_mentioned_p.
1444 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1446 PR rtl-optimization/35281
1447 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1448 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1449 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1450 (varying_mem_p): Move above propagate_rtx.
1451 (all_uses_available_at): Do not check MEMs.
1453 2008-04-02 Rafael Espindola <espindola@google.com>
1455 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1456 (register_edge_assert_for_2): Split the cond argument.
1457 (register_edge_assert_for_1): Adjust for the change in
1458 register_edge_assert_for_2.
1459 (register_edge_assert_for): Split the cond argument.
1460 (find_switch_asserts): Adjust for the change in
1461 register_edge_assert_for.
1463 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1465 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1466 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1467 offsets for 64-bit mingw.
1468 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1469 abi for x86_64-pc-mingw.
1471 2008-04-02 Richard Guenther <rguenther@suse.de>
1473 * tree-vrp.c (extract_range_from_assert): Make sure to not
1474 produce range min/max with TREE_OVERFOW set.
1475 If merging a anti-range and a range keep the anti-range if
1476 the range covers all values of the type.
1477 (register_edge_assert_for_2): Only allow sign-changing
1478 conversions in detecting canonical range checks. Also
1479 register an assert for the unsigned name if useful.
1481 PR tree-optimization/35787
1482 * tree-vrp.c (vrp_val_max): New function.
1483 (vrp_val_min): Likewise.
1484 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1485 (vrp_val_is_min): Likewise.
1486 (supports_overflow_infinity): Use vrp_val_{min,max}.
1487 (negative_overflow_infinity): Likewise.
1488 (positive_overflow_infinity): Likewise.
1489 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1490 (is_positive_overflow_infinity): Likewise.
1491 (is_overflow_infinity): Likewise.
1492 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1493 vrp_val_is_{min,max}.
1494 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1495 to ranges if possible. Avoid empty ranges.
1497 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1500 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1501 the expression is a function address.
1503 2008-04-01 George Helffrich <george@gcc.gnu.org>
1505 PR fortran/PR35154, fortran/PR23057
1506 * fortran/trans-common.c (create_common): Add decl to function
1507 chain to preserve identifier scope in debug output.
1509 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1510 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1511 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1512 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1514 (dbxout_syms): Check for COMMON-based symbol and wrap in
1515 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1516 in bracket for efficiency.
1518 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1519 using DW_TAG_common_block + member offset.
1520 (add_pubname_string): New function.
1521 (dw_expand_expr): New function to find block name and offset for
1523 (common_check): New function to check whether symbol in Fortran COMMON.
1524 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1526 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1527 use of common is unchanged.
1529 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1530 with all combinations of debug options available on target.
1531 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1532 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1533 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1534 .stabs functionality.
1535 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1536 DWARF functionality.
1538 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1541 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1543 2008-04-02 Ben Elliston <bje@au.ibm.com>
1545 * config/v850/v850.md (casesi): Remove if (0) code.
1546 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1547 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1549 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1551 * config/i386/i386.md (rex64suffix): New mode attribute.
1552 (floathi<mode>2): Disable expander for SSE math.
1553 (*floathi<mode>2_1): New insn insn_and_split pattern.
1554 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1555 corresponding post-reload splitters.
1556 (*floathi<mode>2_i387): New macroized insn pattern.
1557 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1558 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1559 insn_and_split pattern.
1560 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1561 New macroized instruction patterns and corresponding post-reload
1563 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1564 and corresponding post-reload splitters.
1565 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1566 New macroized instruction patterns.
1567 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1568 macroized instruction patterns and corresponding post-reload splitters.
1569 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1570 corresponding post-reload splitters.
1571 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1572 New macroized instruction patterns.
1573 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1574 corresponding post-reload splitters.
1575 (*floatsi<mode>2_i387): New macroized instruction patterns.
1577 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1579 * config/i386/i386.md (smaxmin): New.
1580 (umaxmin): Likewise.
1581 (maxminiprefix): Likewise.
1582 (maxminfprefix): Likewise.
1583 (<code><mode>3): Likewise.
1584 (smin<mode>3): Removed.
1585 (smax<mode>3): Likewise.
1587 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1588 (mmx_<code>v4hi3): Likewise.
1589 (mmx_<code>v8qi3): Likewise.
1590 (mmx_smaxv2sf3): Removed.
1591 (mmx_sminv2sf3): Likewise.
1592 (mmx_umaxv8qi3): Likewise.
1593 (mmx_smaxv4hi3): Likewise.
1594 (mmx_uminv8qi3): Likewise.
1595 (mmx_sminv4hi3): Likewise.
1597 * config/i386/sse.md (<addsub><mode>3): New.
1598 (*<addsub><mode>3): Likewise.
1599 (<sse>_vm<addsub><mode>3): Likewise.
1600 (<maxmin><mode>3): Likewise.
1601 (*<maxmin><mode>3_finite): Likewise.
1602 (*<maxmin><mode>3): Likewise.
1603 (<sse>_vm<maxmin><mode>3): Likewise.
1604 (sse3_h<addsub>v4sf3): Likewise.
1605 (sse3_h<addsub>v2df3): Likewise.
1606 (<maxmin>v16qi3): Likewise.
1607 (*<maxmin>v16qi3): Likewise.
1608 (<maxmin>v8hi3): Likewise.
1609 (*<maxmin>v8hi3): Likewise.
1610 (*sse4_1_<maxmin><mode>3): Likewise.
1611 (*sse4_1_<maxmin><mode>3): Likewise.
1612 (add<mode>3): Removed.
1613 (*add<mode>3): Likewise.
1614 (<sse>_vmadd<mode>3): Likewise.
1615 (sub<mode>3): Likewise.
1616 (*sub<mode>3): Likewise.
1617 (<sse>_vmsub<mode>3): Likewise.
1618 (smin<mode>3): Likewise.
1619 (*smin<mode>3_finite): Likewise.
1620 (*smin<mode>3): Likewise.
1621 (<sse>_vmsmin<mode>3): Likewise.
1622 (smax<mode>3): Likewise.
1623 (*smax<mode>3_finite): Likewise.
1624 (*smax<mode>3): Likewise.
1625 (<sse>_vmsmax<mode>3): Likewise.
1626 (sse3_haddv4sf3): Likewise.
1627 (sse3_haddv2df3): Likewise.
1628 (sse3_hsubv4sf3): Likewise.
1629 (sse3_hsubv2df3): Likewise.
1630 (umaxv16qi3): Likewise.
1631 (*umaxv16qi3): Likewise.
1632 (smaxv8hi3): Likewise.
1633 (*smaxv8hi3): Likewise.
1634 (*sse4_1_smax<mode>3): Likewise.
1635 (*sse4_1_umax<mode>3): Likewise.
1636 (uminv16qi3): Likewise.
1637 (*uminv16qi3): Likewise.
1638 (sminv8hi3): Likewise.
1639 (*sminv8hi3): Likewise.
1640 (*sse4_1_smin<mode>3): Likewise.
1641 (*sse4_1_umin<mode>3): Likewise.
1643 2008-04-01 Rafael Espindola <espindola@google.com>
1645 * tree-cfg.c (verify_expr): remove in_phi.
1646 (verify_stmt): Don't call walk_tree with verify_expr. Use
1647 is_gimple_min_invariant instead of is_gimple_val.
1649 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1651 * doc/include/gpl_v3.texi: Update for manpage generation.
1652 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1654 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1655 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1656 gpl_v3.texi instead of gpl.texi.
1659 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1662 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1664 2008-04-01 Rafael Espindola <espindola@google.com>
1666 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1667 (extract_code_and_val_from_cond): Use
1668 extract_code_and_val_from_cond_with_ops.
1670 2008-04-01 Jan Hubicka <jh@suse.cz>
1672 * function.c (free_after_compilation): Free epilogue_delay_list.
1673 (prepare_function_start): Assert that previous compilation was freed.
1675 2008-04-01 Jan Hubicka <jh@suse.cz>
1676 Jim Wilson <wilson@tuliptree.org>
1677 Andreas Tobler <andreast@gcc.gnu.org>
1680 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1681 rtl.emit instead cfun->emit.
1682 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1683 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1685 2008-04-01 Ben Elliston <bje@au.ibm.com>
1687 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1689 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1691 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1693 (fprofile-use): Add var flag_profile_use
1694 * coverage.c (coverage_begin_output): Do not open a gcno file for
1695 output only if -ftest-coverage is set.
1696 Do not add getpwd() to gcda file path.
1697 (build_gcov_info): Check the new flag
1698 flag_profile_datafile_relative_path.
1699 (coverage_init): Use profile_data_prefix.
1700 Read profile counter only if flag_profile_use is set.
1701 * opts.c (common_handle_option): New option fprofile-use=,
1702 fprofile-dir=, fprofile-generate=.
1703 * toplev.c (profile_data_prefix): New variable definition.
1704 * toplev.h (profile_data_prefix): New declaration.
1705 * doc/invoke.tex (Option Summary, Optimization Options):
1708 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1710 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1711 use tmp consistently.
1714 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1715 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1716 UNSPEC_FR_RECIP_APPROX_RES.
1717 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1719 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1722 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1724 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1727 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1728 element of the vector via a pointer.
1730 2008-03-31 Ian Lance Taylor <iant@google.com>
1732 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1734 2008-03-31 Jan Hubicka <jh@suse.cz>
1736 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1737 get_arg_pointer_save_area.
1738 * expr.c (init_expr): Just clear out rtl.expr.
1739 * function.c (free_after_compilation): Clear out whole RTL structure.
1740 (get_func_frame_size): Merge into ...
1741 (get_frame_size): ... this one.
1742 (assign_stack_local_1): Merge into ...
1743 (assign_stack_local): ... this one.
1744 (expand_function_end): Update call of get_arg_pointer_save_area.
1745 (get_art_pointer_save_area): Remove cfun argument.
1746 * function.h (emit_status): regno_pointer_align does not need length
1747 attribute. Move x_regno_reg_rtx to ...
1748 (regno_reg_rtx): ... new global array.
1749 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1750 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1751 apply_args_value, forced_labels, stack_pointer_delta):
1753 (struct varasm_status): Move here from varasm.c
1754 (struct rtl_data): New. Move here some fields from struct function.
1755 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1756 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1757 used_temp_slots avail_temp_slots, temp_slot_level,
1758 nonlocal_goto_handler_labels): Update accesstors.
1759 (rtl): New global variable.
1760 (struct function): Move some fileds to rtl_data.
1761 (get_arg_pointer_save_area): Update prototype.
1762 * emit-rtl.c (rtl): Declare.
1763 (regno_reg_rtx): Declare.
1764 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1766 (gen_reg_rtx): Update.
1767 (init_virtual_regs): Do not tate emit_status argument.
1768 (init_emit): Do not allocate emit.
1769 * varasm.c (varasm_statuc): Move to function.h.
1770 (n_deferred_constatns): Update accestor.
1771 (init_varasm_status): Do not allocate varasm_status.
1772 (force_const_mem, get_pool_size, output_constant_pool): Update.
1773 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1774 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1776 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1778 PR rtl-optimization/35729
1779 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1782 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1785 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1786 load/store if memory is unaligned.
1787 (*movti_rex64): Likewise.
1789 * config/i386/predicates.md (misaligned_operand): New.
1791 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1794 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1797 2008-03-31 Jan Beulich <jbeulich@novell.com>
1799 * config/ia64/constraints.md: Add 'j' constraint.
1800 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1801 (movdi_internal): Likewise.
1803 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1806 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1808 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1811 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1812 proper error message for the third argument on blendpd and
1815 * config/i386/sse.md (blendbits): New.
1816 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1818 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1820 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1822 2008-03-30 Richard Guenther <rguenther@suse.de>
1825 * fold-const.c (fold_sign_changed_comparison): Do leave
1826 conversions to base-types alone.
1828 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1830 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1831 the link register if one altivec register is be saved.
1833 2008-03-30 Ben Elliston <bje@au.ibm.com>
1835 * final.c (final_scan_insn): Remove if (0) code.
1837 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1839 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1841 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1843 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1844 of V4SFmode to ix86_binary_operator_ok.
1846 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1848 * config/i386/i386.c (override_options): Initialize
1849 ix86_veclib_handler to ix86_veclibabi_svml when
1850 -mveclibabi=svml is used.
1851 (ix86_veclibabi_svml): New function for SVML ABI style
1852 vectorization support.
1853 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1855 2008-03-28 Rafael Espindola <espindola@google.com>
1857 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1858 (tree_binary_nonnegative_warnv_p): Make it public.
1859 (tree_single_nonnegative_warnv_p): Make it public.
1860 (tree_invalid_nonnegative_warnv_p): Make it public.
1861 (tree_unary_nonzero_warnv_p): Make it public.
1862 (tree_binary_nonzero_warnv_p): Make it public
1863 (tree_single_nonzero_warnv_p): Make it public.
1864 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1865 (extract_range_from_binary_expr): Split the expr argument.
1866 (extract_range_from_unary_expr): Split the expr argument.
1867 (extract_range_from_comparison): Split the expr argument.
1868 (extract_range_from_expr): Use the new aux functions.
1869 (vrp_evaluate_conditional_warnv): Use
1870 vrp_evaluate_conditional_warnv_with_ops.
1871 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1872 (tree_binary_nonzero_warnv_p): Declare.
1873 (tree_single_nonzero_warnv_p): Declare.
1874 (tree_expr_nonzero_warnv_p): Declare.
1875 (tree_unary_nonnegative_warnv_p): Declare.
1876 (tree_binary_nonnegative_warnv_p): Declare.
1877 (tree_single_nonnegative_warnv_p): Declare.
1878 (tree_invalid_nonnegative_warnv_p): Declare.
1880 2008-03-28 Richard Guenther <rguenther@suse.de>
1882 PR tree-optimization/30317
1883 PR tree-optimization/30911
1884 PR tree-optimization/34793
1885 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1886 (struct assert_locus_d): New member EXPR.
1887 (register_new_assert_for): Add EXPR parameter to support
1888 ASSERT_EXPR <name, expr OP limit>.
1889 (register_edge_assert_for_1): Adjust callers.
1890 (find_assert_locations): Likewise.
1891 (process_assert_insertions_for): Build condition from expression.
1892 (extract_range_from_assert): Handle ASSERT_EXPRs
1893 of the form ASSERT_EXPR <name, expr OP limit>.
1894 (register_edge_assert_for_2): New helper registering
1895 asserts for comparisons. Recognize range tests of the form
1896 (unsigned)i - CST1 OP CST2.
1897 (register_edge_assert_for_1): Use it.
1898 (register_edge_assert_for): Likewise.
1899 (needs_overflow_infinity): Integer sub-types
1900 do not need overflow infinities.
1901 (vrp_val_is_max): The extreme values of integer sub-types
1902 are those of the base type.
1903 (vrp_val_is_min): Likewise.
1904 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1907 2008-03-28 Nick Clifton <nickc@redhat.com>
1909 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1910 Return GENERAL_REGS for stack adjustment reloads.
1912 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1915 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1916 const_vector when all the vectors are constant.
1918 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1920 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1922 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1923 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1925 (s<code>_sf): Use new scc_sf attribute for opcode names.
1927 2008-03-27 Tom Tromey <tromey@redhat.com>
1929 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1930 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1931 config/spu/t-spu-elf, config/i386/t-interix,
1932 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1933 config/i386/x-darwin, config/i386/x-mingw32,
1934 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1935 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1936 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1937 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1938 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1939 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1940 config/score/t-score-elf, config/arm/t-strongarm-pe,
1941 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1942 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1943 Revert automatic dependency patch.
1945 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1948 * config/i386/i386.c (ix86_function_arg_boundary): Align
1949 decimal floating point to its natural boundary.
1951 2008-03-27 Richard Guenther <rguenther@suse.de>
1954 * fold-const.c (fold_comparison): Restrict distinct decl
1955 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1956 solely rely on operand_equal_p.
1958 2008-03-27 Richard Guenther <rguenther@suse.de>
1961 * c-common.c (handle_weak_attribute): Reject combination of
1964 2008-03-27 Richard Guenther <rguenther@suse.de>
1966 PR tree-optimization/32810
1967 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1968 conversions from DECL_INITIAL.
1969 (fold_const_aggregate_ref): Likewise from constructor elements.
1971 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1973 * tree-affine.h (aff_combination_expand): Declare.
1974 (get_inner_reference_aff): Likewise.
1975 * tree-affine.c (aff_combination_expand): Split out from
1976 tree_to_aff_combination_expand.
1977 (get_inner_reference_aff): New function.
1978 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1979 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1980 (struct lim_aux_data): sm_done field removed.
1981 (mem_ref_loc_p, mem_ref_locs_p): New types.
1982 (struct mem_ref): Added id, stored, accesses_in_loop,
1983 indep_loop, dep_loop, indep_ref, dep_ref fields.
1984 Removed is_stored, locs and next fields.
1985 (memory_accesses): New variable.
1986 (movement_possibility): Do not allow moving statements
1987 that store to memory.
1988 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1990 (determine_max_movement): For statements with memory references,
1991 find the outermost loop in that the reference is independent.
1992 (move_computations_stmt): Mark the virtual operands for renaming.
1993 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1994 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1995 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1996 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1997 create_vop_ref_mapping, analyze_memory_references,
1998 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1999 get_all_locs_in_loop, ref_always_accessed_p,
2000 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
2001 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
2002 store_motion_loop, store_motion): New functions.
2003 (struct vop_to_refs_elt): New type.
2004 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2005 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2006 (schedule_sm): Replaced by...
2007 (execute_sm): ... this.
2008 (determine_lsm_ref, hoist_memory_references,
2009 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2010 find_more_ref_vops, free_mem_ref, free_mem_refs,
2011 determine_lsm_loop, determine_lsm): Removed.
2012 (tree_ssa_lim_finalize): Free data structures used by store motion.
2013 (tree_ssa_lim): Call analyze_memory_references. Use
2014 store_motion instead of determine_lsm.
2016 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2018 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2019 rename tmake_file to m68hc11/t-m68hc11.
2020 (mcore): Set inhibit_libc to true.
2021 * config.host (alpha*-dec-*vms*): Set extra_programs.
2022 (interix3*): Don't use host_xmake_file.
2023 * configure.ac: Let config.gcc override inhibit_libc.
2024 * configure: Regenerate.
2026 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2027 * config/t-openbsd-thread: Remove commented out lines.
2029 * config/x-interix: Remove.
2031 * config/m68hc11/t-m68hc11-gas: Rename to...
2032 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2034 * config/mcore/t-mcore: Remove T_CFLAGS.
2035 * config/mcore/t-mcore-pe: Likewise.
2037 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2039 * configure.ac: Replace custom __GNU_SOURCE test with
2040 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2041 * aclocal.m4: Regenerate.
2042 * configure: Regenerate.
2043 * config.in: Regenerate.
2045 2008-03-27 Richard Guenther <rguenther@suse.de>
2047 * fold-const.c (target.h): Include.
2048 (fold_comparison): Fold comparison of addresses of decls
2049 that bind locally or of constants. Consolidate address folding code.
2050 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2051 results from fold_binary_to_constant.
2052 (compare_values_warnv): Likewise.
2054 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2057 * fold-const.c (fold_truthop): Check for integeral types when folding
2058 a == 0 && b == 0 and a != 0 || b != 0 .
2060 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2062 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2064 2008-03-26 Andreas Schwab <schwab@suse.de>
2066 * doc/invoke.texi: Fix use of @item vs. @itemx.
2068 2008-03-26 Tom Tromey <tromey@redhat.com>
2070 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2071 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2072 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2073 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2074 build/genconstants.o, build/genemit.o, build/genextract.o,
2075 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2076 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2079 2008-03-26 Richard Guenther <rguenther@suse.de>
2082 2008-03-26 Richard Guenther <rguenther@suse.de>
2084 * fold-const.c (target.h): Include.
2085 (fold_comparison): Fold comparison of addresses of two decls
2086 that bind locally. Consolidate address folding code.
2088 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2090 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2091 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2092 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2093 dconstsqrt2, dconstthird, dconste and/or dconst10.
2094 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2095 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2096 dconstsqrt2, dconste): Delete.
2097 (init_emit_once): Likewise. Simplify initializing dconstm1.
2099 * real.c (get_real_const): New.
2100 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2101 dconstsqrt2, dconste): Delete.
2102 (real_value_const, get_real_const): New.
2104 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2106 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2108 * config/i386/i386.c (ix86_function_arg_boundary): Check
2109 BIGGEST_ALIGNMENT instead of 128.
2110 (setup_incoming_varargs_64): Likewise.
2112 2008-03-26 Tom Tromey <tromey@redhat.com>
2114 * Makefile.in (DEPFILES): Add missing '/'.
2116 2008-03-26 Richard Guenther <rguenther@suse.de>
2118 * fold-const.c (target.h): Include.
2119 (fold_comparison): Fold comparison of addresses of two decls
2120 that bind locally. Consolidate address folding code.
2122 2008-03-26 Nick Clifton <nickc@redhat.com>
2125 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2126 not allow INT+INT as a legitimate addressing mode.
2128 2008-03-26 Richard Guenther <rguenther@suse.de>
2130 * tree-flow.h (widen_bitfield): Remove declaration.
2131 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2132 (widen_bitfield): Remove function.
2133 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2136 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2139 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2142 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2144 PR rtl-optimization/35232
2145 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2146 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2147 reg_reloaded_call_part_clobbered here.
2148 (reload_regs_reach_end_p): New function.
2149 (reload_reg_rtx_for_input): New variable.
2150 (reload_reg_rtx_for_output): Likewise.
2151 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2152 when reassigning a pseudo register. Load reloadreg from
2153 reload_reg_rtx_for_input, moving the mode and register
2155 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2156 instead of the original when deciding whether an input reload
2157 would be a no-op or whether an output reload can be deleted.
2158 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2159 when setting up new_spill_reg_store. Load it from
2160 reload_reg_rtx_for_output, moving the mode and register
2162 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2163 instead of the original when deciding whether an output reload
2164 would be a no-op. Do the same when modifying insn notes.
2165 Use rtx_equal_p instead of == to compare the registers.
2166 (inherit_piecemeal_p): Take a mode and two register numbers
2168 (emit_reload_insns): Clear new_spill_reg_store for every hard
2169 register in the reload register. Remove spill registers
2170 from reg_reloaded_valid before considering whether to record
2171 inheritance information for them. Use reload_reg_rtx_for_output
2172 instead of reg_rtx when recording output reloads. Use
2173 reload_reg_rtx_for_input instead of reg_rtx when recording
2174 input reloads. Set or clear reg_reloaded_call_part_clobbered
2175 at the same time as setting reg_reloaded_valid.
2176 (delete_output_reload): Add a new_reload_reg parameter and use it
2177 instead of rld[j].reg_rtx.
2178 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2181 2008-03-25 Tom Tromey <tromey@redhat.com>
2183 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2184 (build/genattr.o): Likewise.
2185 (build/genattrtab.o): Likewise.
2186 (build/gencodes.o): Likewise.
2187 (build/genconfig.o): Likewise.
2188 (build/genconstants.o): Likewise.
2189 (build/genemit.o): Likewise.
2190 (build/genextract.o): Likewise.
2191 (build/genflags.o): Likewise.
2193 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2195 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2196 instead of size_int for integer types.
2197 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2198 to match type of MINUS_EXPR.
2200 2008-03-25 Tom Tromey <tromey@redhat.com>
2202 * configure: Rebuilt.
2203 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2206 2008-03-25 Tom Tromey <tromey@redhat.com>
2208 * config/x-solaris (host-solaris.o): Update.
2209 * config/x-linux (host-linux.o): Update.
2210 * config/x-hpux (host-hpux.o): Update.
2211 * config/x-darwin (host-darwin.o): Update.
2212 * config/v850/t-v850e (v850-c.o): Update.
2213 * config/v850/t-v850 (v850-c.o): Update.
2214 * config/t-vxworks (vxworks.o): Update.
2215 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2216 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2217 * config/spu/t-spu-elf (spu-c.o): Update.
2219 * config/sh/t-symbian (sh-c.o): Update.
2220 (symbian.o): Update.
2221 * config/sh/t-sh (sh-c.o): Update.
2222 * config/score/t-score-elf (score7.o, score3.o): Update.
2223 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2224 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2225 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2226 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2228 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2229 * config/m32c/t-m32c (m32c-pragma.o): Update.
2230 * config/ia64/t-ia64 (ia64-c.o): Update.
2231 * config/i386/x-mingw32 (host-mingw32.o): Update.
2232 * config/i386/x-i386 (driver-i386.o): Update.
2233 * config/i386/x-darwin (host-i386-darwin.o): Update.
2234 * config/i386/x-cygwin (host-cygwin.o): Update.
2235 * config/i386/t-nwld (nwld.o): Update.
2236 * config/i386/t-netware (netware.o): Update.
2237 * config/i386/t-interix (winnt.o): Update.
2238 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2239 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2240 msformat-c.o): Update.
2241 * config/bfin/t-bfin-linux (generated_files): Add
2242 linux-sysroot-suffix.h.
2243 * config/arm/t-wince-pe (pe.o): Update.
2244 * config/arm/t-strongarm-pe (pe.o): Update.
2245 * config/arm/t-pe (pe.o): Update.
2246 * config/arm/t-arm (arm-c.o): Update.
2247 * doc/install.texi (Prerequisites): Require make 3.80.
2248 * Makefile.in: Remove .o targets.
2249 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2250 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2251 (simple_generated_h, simple_generated_c): Move earlier.
2252 (generated_files): New variable.
2253 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2254 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2255 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2256 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2257 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2258 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2259 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2260 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2261 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2262 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2263 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2264 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2266 (COMPILE.base, COMPILE): New variables.
2267 (%.o): New pattern rule.
2268 (ALL_HOST_OBJS): New variable.
2269 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2270 (dummy-checksum.o, cc1-checksum.o): Remove.
2271 (DRIVER_SHLIB): New variable.
2272 (DRIVER_DEFINES): Use it.
2273 (gencondmd.c): Move out of build/.
2274 (s-conditions): Update.
2275 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2276 (ALL_BUILD_OBJS): Likewise.
2277 (build/%.o): Use BUILDCOMPILE.
2278 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2279 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2280 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2281 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2282 build/genconfig.o, build/genconstants.o, build/genemit.o,
2283 build/genextract.o, build/genflags.o, build/genmddeps.o,
2284 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2285 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2286 build/gen-protos.o, build/scan.o, build/fix-header.o,
2287 build/scan-decls.o): Simplify.
2288 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2289 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2290 prefix.o, toplev.o): Reduce to variable setting.
2291 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2292 ($(out_object_file), gcc-options.o): New targets.
2293 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2294 * configure: Rebuilt.
2295 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2296 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2298 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2300 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2301 complain when we hit an error, return ERROR_MARK_NODE.
2303 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2305 * config/sh/constraints.md (Pso, Psz): New constraints.
2306 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2307 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2309 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2311 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2312 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2314 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2316 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2317 (prefetch_sh2a): New.
2319 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2320 Naveen.H.S <naveen.hs@kpitcummins.com>
2322 * config/sh/constraints.md (I28): New constraint.
2323 * config/sh/sh.c (broken_move): Add support for movi20s.
2324 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2326 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2327 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2328 Naveen.H.S <naveen.hs@kpitcummins.com>
2330 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2331 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2332 (print_operand): Handle resbank in %@ operand code.
2333 (sh_encode_section_info): New.
2334 (push_regs): Add conditions for resbank.
2335 (sh_expand_epilogue): Likewise.
2336 (sh_insert_attributes): Likewise.
2337 (sh_attribute_table): Likewise.
2338 (sh_handle_resbank_handler_attribute): New.
2339 (sh2a_handle_function_vector_handler_attribute): New.
2340 (sh2a_is_function_vector_call): New.
2341 (sh2a_get_function_vector_number): New.
2342 (sh2a_function_vector_p): New.
2343 (sh_cfun_resbank_handler_p): New.
2344 * config/sh/sh.md (calli): Emit jsr/n if possible.
2345 (calli_tbr_rel): New.
2346 (calli_pcrel): Emit jsr/n if possible.
2347 (return_i): Emit rts/n if possible.
2348 (call_valuei_tbr_rel): New.
2349 (call_valuei_pcrel): Add condition for SH2A target.
2350 (call_value): Likewise.
2351 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2352 (sh2a_get_function_vector_number): Likewise.
2353 (sh2a_is_function_vector_call): Likewise.
2354 * doc/extend.texi: Document TBR relative addressing of SH2A.
2355 (resbank): Add description for SH2A.
2357 2008-03-24 Richard Guenther <rguenther@suse.de>
2360 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2361 pointer assignments change conversions according to middle-end rules.
2362 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2363 * configure.ac: Include type checking in yes.
2364 * configure: Regenerate.
2366 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2368 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2369 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2371 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2373 * gthr-vxworks.h (UNUSED): Define.
2375 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2377 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2379 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2381 * doc/extend.texi (Function Attributes): Add missing comma in the
2382 example of the "alloc_size" attribute.
2384 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2387 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2389 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2392 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2395 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2396 of the underlying type of a MS bitfield layout to the natural
2397 alignment of the type.
2399 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2401 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2402 to their natural alignment to avoid store forwarding stalls.
2404 2008-03-22 Richard Guenther <rguenther@suse.de>
2406 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2407 For PHI nodes verify the address is invariant.
2408 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2409 (get_symbol_constant_value): Use is_gimple_min_invariant.
2410 (maybe_fold_stmt_indirect): Likewise.
2412 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2414 PR rtl-optimization/33927
2415 * Makefile.in (dse.o): Depend on $(TM_P_H).
2416 * expr.h (extract_low_bits): Declare.
2417 * expmed.c (extract_low_bits): New function.
2418 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2419 * dse.c: Include tm_p.h.
2420 (find_shift_sequence): Remove the read_reg argument and return the
2421 read value. Emit the instructions instead of returning them.
2422 Iterate on new_mode rather than calculating it each time.
2423 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2424 source to NEW_MODE and extract_low_bits to convert the shifted
2426 (replace_read): Allow the load and store to have different mode
2427 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2428 or extraction instructions before trying the replacement. Update
2429 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2431 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2433 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2434 to their natural alignment to avoid store forwarding stalls.
2436 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2439 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2440 encouraging but not allowing gprs for input;
2441 change the input constraint to !f#r.
2442 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2444 change the output constraint to !f#r.
2446 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2449 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2450 corresponding post-reload splitters.
2451 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2452 when x87 FP math is selected.
2453 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2454 New function prototype.
2455 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2456 unreachable function to ease macroization of insn patterns.
2458 2008-03-21 Martin Jambor <mjambor@suse.cz>
2460 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2461 reference dumps if ddr is NULL or dependence is unknown.
2463 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2465 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2466 unsigned extension into account.
2467 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2468 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2469 Do computations on a scratch register.
2471 2008-03-21 Richard Guenther <rguenther@suse.de>
2473 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2474 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2475 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2476 * tree-ssa-dom.c (record_equality): Likewise.
2477 * tree-inline.c (copy_body_r): Likewise.
2478 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2481 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2483 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2484 as 'delete_unused' argument.
2486 2008-03-20 Richard Guenther <rguenther@suse.de>
2488 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2489 special casing of constant qualifiers.
2490 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2491 care about them in general.
2492 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2493 regardless of their type.
2494 (fold_stmt_r): Forcefully fold *& if we end up with that.
2496 2008-03-20 Paul Brook <paul@codesourcery.com>
2498 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2499 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2501 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2503 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2504 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2506 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2508 * common.opt (Wmudflap): New option.
2509 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2510 (mx_register_decls): Likewise.
2511 (mudflap_finish_file): Likewise.
2512 * doc/invoke.texi: Document -Wno-mudflap.
2514 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2516 * c-format.c (replace_format_name_to_system_name): New.
2518 (convert_format_name_to_system_name): New.
2519 (decode_format_attr): Add use of convert_format_name_to_system_name.
2520 (format_types_orig): Add gnu_ prefix to names.
2521 (check_format_info_main): Special treating of \0 escaped names for
2522 supporting multi-character format specifiers as I32, I64.
2523 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2524 (gnu_target_overrides_format_attributes): New.
2525 * c-format.h: Add structure target_ovr_attr to hold
2526 system specific formatter names.
2527 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2528 msformat-c.o file to c_target_objs and cxx_target_objs.
2529 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2530 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2531 (TARGET_N_FORMAT_TYPES): New.
2532 * config/i386/msformat-c.c: New.
2533 * config/i386/t-cygming: Add build rule for msformat-c.o.
2534 * doc/extend.texi: Add new format names gnu_* and ms_* and
2536 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2538 2008-03-20 Ira Rosen <irar@il.ibm.com>
2540 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2541 optimizations turned on under -O3.
2542 (ftree-vectorize): Add that the flag is turned on with -O3.
2544 2008-03-20 Ben Elliston <bje@au.ibm.com>
2546 * regmove.c (try_auto_increment): Fix spelling error in comment.
2547 * final.c (final_scan_insn): Likewise.
2549 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2552 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2553 allocator preferences for "y" and "r" class registers.
2554 ("*mov<mode>_internal"): Ditto.
2555 ("*movv2sf_internal_rex64"): Ditto.
2556 ("*movv2sf_internal"): Ditto.
2558 2008-03-19 Michael Matz <matz@suse.de>
2561 * calls.c (expand_call): Check overlap of arguments with call
2562 address for sibcalls.
2564 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2567 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2568 of the underlying type of a MS bitfield layout to the natural
2569 alignment of the type.
2571 2008-03-19 Jan Hubicka <jh@suse.cz>
2574 * toplev.c (decode_d_option): Handle all CPP flags.
2575 * tree-vrp.c: Update tree_pass descriptors.
2576 * regrename.c: Update tree_pass descriptors.
2577 * fwprop.c: Update tree_pass descriptors.
2578 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2579 * tree-into-ssa.c: Update tree_pass descriptors.
2580 * tree-dump.c: Update tree_pass descriptors.
2581 * tree-complex.c: Update tree_pass descriptors.
2582 * tree-dump.h: Update tree_pass descriptors.
2583 * see.c: Update tree_pass descriptors.
2584 * cgraphbuild.c: Update tree_pass descriptors.
2585 * tracer.c: Update tree_pass descriptors.
2586 * tree-loop-distribution.c: Update tree_pass descriptors.
2587 * cgraph.c: Update tree_pass descriptors.
2588 * postreload-gcse.c: Update tree_pass descriptors.
2589 * postreload.c: Update tree_pass descriptors.
2590 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2591 * tree-tailcall.c: Update tree_pass descriptors.
2592 * tree-pass.h (tree_opt_pass): Rename to ...
2593 (opt_pass) ... this one; add "type" field and remove letter field.
2594 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2595 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2596 all_lowering_passes): Update declaration.
2597 * ipa-cp.c: Update tree_pass descriptors.
2598 * final.c: Update tree_pass descriptors.
2599 * omp-low.c: Update tree_pass descriptors.
2600 * tree-ssa-dse.c: Update tree_pass descriptors.
2601 * ipa-reference.c: Update tree_pass descriptors.
2602 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2603 * auto-inc-dec.c: Update tree_pass descriptors.
2604 * reorg.c: Update tree_pass descriptors.
2605 * cgraphunit.c: Update tree_pass descriptors.
2606 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2607 * tree-ssa-ccp.c: Update tree_pass descriptors.
2608 * df-core.c: Update tree_pass descriptors.
2609 * mode-switching.c: Update tree_pass descriptors.
2610 * tree-nomudflap.c: Update tree_pass descriptors.
2611 * modulo-sched.c: Update tree_pass descriptors.
2612 * ipa-pure-const.c: Update tree_pass descriptors.
2613 * cse.c: Update tree_pass descriptors.
2614 * web.c: Update tree_pass descriptors.
2615 * tree-stdarg.c: Update tree_pass descriptors.
2616 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2617 * tree-ssa-dom.c: Update tree_pass descriptors.
2618 * tree-nrv.c: Update tree_pass descriptors.
2619 * tree-ssa-alias.c: Update tree_pass descriptors.
2620 * loop-init.c: Update tree_pass descriptors.
2621 * gimple-low.c: Update tree_pass descriptors.
2622 * ipa-inline.c: Update tree_pass descriptors.
2623 * tree-ssa-sink.c: Update tree_pass descriptors.
2624 * global.c: Update tree_pass descriptors.
2625 * ifcvt.c: Update tree_pass descriptors.
2626 * jump.c: Update tree_pass descriptors.
2627 * predict.c: Update tree_pass descriptors.
2628 * tree-ssa-loop.c: Update tree_pass descriptors.
2629 * recog.c: Update tree_pass descriptors.
2630 * dse.c: Update tree_pass descriptors.
2631 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2632 * tree-eh.c: Update tree_pass descriptors.
2633 * regmove.c: Update tree_pass descriptors.
2635 * function.c: Update tree_pass descriptors.
2636 * tree-vectorizer.c: Update tree_pass descriptors.
2637 * gcse.c: Update tree_pass descriptors.
2638 * ipa-type-escape.c: Update tree_pass descriptors.
2639 * tree-if-conv.c: Update tree_pass descriptors.
2640 * init-regs.c: Update tree_pass descriptors.
2641 * ipa.c: Update tree_pass descriptors.
2642 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2643 * rtl-factoring.c: Update tree_pass descriptors.
2644 * lower-subreg.c: Update tree_pass descriptors.
2645 * bt-load.c: Update tree_pass descriptors.
2646 * tree-dfa.c: Update tree_pass descriptors.
2647 * except.c: Update tree_pass descriptors.
2648 * emit-rtl.c: Update tree_pass descriptors.
2649 * cfgexpand.c: Update tree_pass descriptors.
2650 * tree-cfgcleanup.c: Update tree_pass descriptors.
2651 * cfgcleanup.c: Update tree_pass descriptors.
2652 * tree-ssa-pre.c: Update tree_pass descriptors.
2653 * tree-sra.c: Update tree_pass descriptors.
2654 * tree-mudflap.c: Update tree_pass descriptors.
2655 * tree-ssa-copy.c: Update tree_pass descriptors.
2656 * cfglayout.c: Update tree_pass descriptors.
2657 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2658 * tree-ssa-dce.c: Update tree_pass descriptors.
2659 * tree-ssa.c: Update tree_pass descriptors.
2660 * regclass.c: Update tree_pass descriptors.
2661 * integrate.c: Update tree_pass descriptors.
2662 * tree-optimize.c: Update tree_pass descriptors.
2663 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2664 * tree-object-size.c: Update tree_pass descriptors.
2665 * combine.c: Update tree_pass descriptors.
2666 * tree-outof-ssa.c: Update tree_pass descriptors.
2667 * bb-reorder.c: Update tree_pass descriptors.
2668 * stack-ptr-mod.c: Update tree_pass descriptors.
2669 * var-tracking.c: Update tree_pass descriptors.
2670 * tree-profile.c: Update tree_pass descriptors.
2671 * tree-vect-generic.c: Update tree_pass descriptors.
2672 * reg-stack.c: Update tree_pass descriptors.
2673 * sched-rgn.c: Update tree_pass descriptors.
2674 * tree-ssa-structalias.c: Update tree_pass descriptors.
2675 * tree-cfg.c: Update tree_pass descriptors.
2676 * passes.c (current_pass): Update declaration.
2677 (finish_optimization_passes): Update.
2678 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2679 (register_one_dump_file, register_dump_files_1, next_pass_1):
2681 (init_optimization_passes): Update handling of new types.
2682 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2683 * ipa-struct-reorg.c: Update tree_pass descriptors.
2684 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2685 * combine-stack-adj.c: Update tree_pass descriptors.
2686 * cfgrtl.c: Update tree_pass descriptors.
2687 * dce.c: Update tree_pass descriptors.
2688 * tree-ssanames.c: Update tree_pass descriptors.
2690 2008-03-19 Richard Guenther <rguenther@suse.de>
2693 * tree-ssa.c (walk_data): New structure.
2694 (warn_uninitialized_var): If not always_executed warn with "maybe"
2696 (execute_early_warn_uninitialized): Compute post-dominators.
2697 Initialize always_executed before processing each basic block.
2699 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2702 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2703 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2705 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2707 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2709 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2711 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2713 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2714 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2715 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2716 target after ignore has been set, and move there also the commputation
2717 of subtarget and original_target.
2718 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2719 (LANG_HOOKS_INITIALIZER): Remove it.
2720 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2722 2008-03-18 Richard Guenther <rguenther@suse.de>
2724 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2725 found an expression with constants, note that in the VN for the lhs.
2726 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2727 fold them to constants if possible. Run cleanup_cfg if done so.
2728 (execute_pre): Return todo.
2730 (execute_fre): Likewise.
2731 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2733 (get_prop_source_stmt): Look through pointer conversions.
2735 2008-03-18 Jan Hubicka <jh@suse.cz>
2737 * tree-pretty-print.c: Include predict.h.
2738 (dump_generic_node): Dump predictor.
2739 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2740 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2741 * gimple-low.c (lower_stmt): Likewise.
2742 * expr.c (expand_expr_real): Likewise.
2743 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2745 (build_predict_expr, build_predict_expr): New.
2746 * predict.h (predictor_name, build_predict_expr): Update.
2747 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2748 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2749 * predict.def (PRED_CONTINUE): Update hitrate.
2750 * tree.def (PREDICT_EXPR): Define.
2751 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2752 do not handle BIND_EXPR.
2753 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2754 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2755 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2758 2008-03-18 Michael Matz <matz@suse.de>
2760 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2762 2008-03-18 Richard Guenther <rguenther@suse.de>
2764 * tree-gimple.h (is_gimple_invariant_address): Declare.
2765 (is_gimple_constant): Likewise.
2766 * tree-gimple.c (is_gimple_constant): New function.
2767 (is_gimple_invariant_address): Likewise.
2768 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2769 and is_gimple_invariant_address.
2770 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2772 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2773 an addressable base.
2775 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2778 * gimplify.c (gimplify_expr): Gimplify second operand of
2781 2008-03-17 Richard Guenther <rguenther@suse.de>
2783 PR tree-optimization/19637
2784 * fold-const.c (fold_unary): Remove restrictions of removing
2785 intermediate pointer-conversions (P2)(P1)P0.
2786 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2787 conversion to void pointer.
2788 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2790 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2793 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2794 emulated thread local variables.
2796 2008-03-16 Richard Guenther <rguenther@suse.de>
2799 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2800 expand TREE_INVARIANT operations that are not gimple invariant.
2802 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2804 * doc/extend.texi (Alignment): Say that the ABI controls
2805 the __alignof__ for non-strict-alignment targets rather
2806 than being a recommendation.
2808 2008-03-15 Paul Brook <paul@codesourcery.com>
2810 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2812 (arm_output_fn_unwind): Mark functions that can not be unwound.
2814 2008-03-15 Paul Brook <paul@codesourcery.com>
2816 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2817 extension instructions.
2819 2008-03-15 Richard Guenther <rguenther@suse.de>
2821 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2822 and fold constant aggregate refs.
2823 (fold_const_aggregate_ref): Handle string constants
2824 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2825 (evaluate_stmt): Simplify now that ccp_fold folds constant
2828 2008-03-15 Paul Brook <paul@codesourcery.com>
2830 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2831 (extzv): Use gen_extzv_t2.
2832 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2834 2008-03-15 Richard Guenther <rguenther@suse.de>
2836 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2837 (fold_const_aggregate_ref): Likewise.
2838 (get_value): Return NULL if we don't have any values.
2839 (ccp_finalize): Set const_val to NULL after freeing it.
2840 * tree-flow.h (get_symbol_constant_value): Declare.
2841 (fold_const_aggregate_ref): Likewise.
2842 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2844 2008-03-15 Richard Guenther <rguenther@suse.de>
2847 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2848 to not produce negative array indices if not allowed. Add
2849 parameter to indicate that.
2850 (maybe_fold_offset_to_component_ref): Allow negative array
2851 indices only for the first member of a structure.
2852 (maybe_fold_offset_to_reference): Allow negative array indices.
2853 (maybe_fold_stmt_addition): Likewise.
2855 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2856 Anatoly Sokolov <aesok@post.ru>
2858 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
2859 (avr_arch): Add ARCH_AVR6.
2860 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2861 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2862 instead of fixed value 2.
2863 (print_operand_address): Use gs() asm specifier instead of pm().
2864 (avr_assemble_integer): (Ditto.).
2865 (avr_output_addr_vec_elt): (Ditto.).
2866 (print_operand): Handle "!" code.
2867 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2868 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2869 (AVR_HAVE_EIJMP_EICALL): Define.
2870 (AVR_3_BYTE_PC): Redefine.
2871 (AVR_2_BYTE_PC): (Ditto.).
2872 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2873 (LINK_SPEC): Add atmega2560 and atmega2561.
2874 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2876 * config/avr/avr.md (call_insn): Use eicall instead of icall
2877 for 3 byte PC devices.
2878 (call_value_insn): (Ditto.).
2879 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2880 (indirect_jump): Use only for for 2 byte PC devices.
2881 (*tablejump): (Ditto.).
2882 (*indirect_jump_avr6): Add insn.
2883 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2884 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
2885 instead of ijmp for 3 byte PC devices.
2886 (__tablejump2__): (Ditto.).
2887 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2888 (MULITLIB_DIRNAMES): (Ditto.).
2889 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2891 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2893 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2894 "sse2_umulsidi3". Use V1DI mode for operand 0.
2895 ("mmx_psadbw"): Use V1DI mode for operand 0.
2896 * config/i386/i386-modes.def (V1SI): New vector mode.
2897 * config/i386/i386.c (struct builtin_description)
2898 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2899 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2900 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2901 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2902 v1di_ftype_v8qi_v8qi type.
2903 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2905 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2906 __builtin_ia32_pmuludq]: Fix the mode of return value.
2908 2008-03-15 Richard Guenther <rguenther@suse.de>
2911 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2914 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2916 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2917 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2918 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2919 unless TARGET_SERIALIZE_VOLATILE is enabled.
2920 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2921 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2922 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2924 2008-03-14 Richard Guenther <rguenther@suse.de>
2926 PR tree-optimization/34172
2927 * tree-flow.h (refs_may_alias_p): Declare.
2928 (get_single_def_stmt): Likewise.
2929 (get_single_def_stmt_from_phi): Likewise.
2930 (get_single_def_stmt_with_phi): Likewise.
2931 * tree-dfa.c (refs_may_alias_p): New function.
2932 (get_single_def_stmt): Likewise.
2933 (get_single_def_stmt_from_phi): Likewise.
2934 (get_single_def_stmt_with_phi): Likewise.
2935 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2936 (vn_reference_lookup_1): New helper function.
2937 (vn_reference_lookup): Walk the virtual use-def chain to
2938 continue searching for a match if the def does not alias the
2939 reference we are looking for.
2941 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2943 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2944 archive and Perzl. Update The Written Word listing.
2946 2008-03-14 Richard Guenther <rguenther@suse.de>
2948 PR tree-optimization/34043
2949 PR tree-optimization/33989
2950 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2952 (bitmap_find_leader): Use extra argument to verify dominance
2953 relationship inside a basic-block.
2954 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2955 (find_leader_in_sets): Adjust.
2956 (create_component_ref_by_pieces): Take extra argument for
2957 dominance check, handle lookup failures.
2958 (find_or_generate_expression): Likewise.
2959 (create_expression_by_pieces): Likewise.
2960 (insert_into_preds_of_block): Adjust.
2961 (create_value_expr_from): If asked for, verify all operands
2962 are in the blocks AVAIL_OUT set.
2963 (make_values_for_stmt): Check for SSA_NAMEs that are life
2964 over an abnormal edge.
2965 (compute_avail): Remove such check.
2966 (do_SCCVN_insertion): New function.
2967 (eliminate): If we do not find a leader suitable for replacement
2968 insert a replacement expression from SCCVN if available.
2969 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2970 (struct vn_ssa_aux): Add needs_insertion flag.
2971 * tree-ssa-sccvn.c (may_insert): New global flag.
2972 (copy_reference_ops_from_ref): Value-number union member access
2973 based on its size, not type and member if insertion is allowed.
2974 (visit_reference_op_load): For a weak match from union type
2975 punning lookup a view-converted value and insert a SSA_NAME
2976 for that value if that is not found.
2977 (visit_use): Make dumps shorter. Do not disallow value numbering
2978 SSA_NAMEs that are life over an abnormal edge to constants.
2979 (free_scc_vn): Release inserted SSA_NAMEs.
2980 (run_scc_vn): New flag to specify whether insertion is allowed.
2981 Process SSA_NAMEs in forward order.
2982 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2983 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2984 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2985 pointer type to/from integral types that do not change the
2986 precision to regular conversions.
2988 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2990 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2991 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2992 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2993 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2994 input arguments and the mode of return value. Built-in functions
2995 that operate on whole 64-bit MMX register now use V1DI mode.
2997 2008-03-13 Alon Dayan <alond@il.ibm.com>
2998 Olga Golovanevsky <olga@il.ibm.com>
3000 PR tree-optimization/35041
3001 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
3002 to locate the right position in a statement.
3004 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3008 * config/i386/xmmintrin.h: Change all static inline functions to
3009 extern inline and add __gnu_inline__ attribute.
3010 * config/i386/bmintrin.h: Ditto.
3011 * config/i386/smmintrin.h: Ditto.
3012 * config/i386/tmmintrin.h: Ditto.
3013 * config/i386/mmintrin-common.h: Ditto.
3014 * config/i386/ammintrin.h: Ditto.
3015 * config/i386/emmintrin.h: Ditto.
3016 * config/i386/pmmintrin.h: Ditto.
3017 * config/i386/mmintrin.h: Ditto.
3018 * config/i386/mm3dnow.h: Ditto.
3020 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3023 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3024 (lower_omp_2): New function.
3025 (lower_omp_1, lower_omp): Rewritten.
3027 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3030 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3031 with the phrase "Microsoft Windows compilers".
3032 (Push/Pop Macro Pragmas): New subsection. Document
3033 #pragma push_macro and pragma pop_macro.
3035 2008-03-12 Paul Brook <paul@codesourcery.com>
3037 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3039 2008-03-12 Paul Brook <paul@codesourcery.com>
3041 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3042 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3043 (thumb2_addsi_shortim): Rename ...
3044 (thumb2_addsi_short): ... to this. Allow register operands.
3045 (thumb2_subsi_short): New pattern.
3046 (thumb2_one_cmplsi2_short,
3047 thumb2_negsi2_short): New patterns and peepholes.
3049 2008-03-12 Paul Brook <paul@codesourcery.com>
3051 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3053 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3055 * config/i386/i386.md (int_cond): New code iterator.
3057 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3058 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3059 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3060 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3061 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3062 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3063 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3064 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3066 2008-03-12 Paul Brook <paul@codesourcery.com>
3068 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3069 instead of {arm,thumb}_compute_save_reg_mask.
3070 (output_return_instruction): Ditto.
3071 (thumb_unexpanded_epilogue): Ditto.
3072 (thumb1_expand_prologue): Ditto.
3073 (thumb1_output_function_prologue): Ditto.
3074 (arm_set_return_address): Ditto.
3075 (thumb_set_return_address): Ditto.
3076 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3077 regs to achieve stack alignment.
3078 (thumb1_compute_save_reg_mask): Fix compiler warning.
3079 (arm_output_epilogue): Use offsets->saved_regs_mask.
3080 Adjust stack pointer by poping call clobered registers.
3081 (arm_expand_prologue): Use offsets->saved_regs_mask.
3082 Adjust stack pointer by pushing extra registers.
3083 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3085 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3088 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3089 conversion to the operands of a multiplication.
3091 2008-03-12 Richard Guenther <rguenther@suse.de>
3093 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3094 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3095 * timevar.def (TV_TREE_PHIPROP): Add.
3096 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3097 pass description. Use TV_TREE_PHIPROP.
3098 * tree-ssa-forwprop.c: Remove phiprop code.
3100 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3103 * omp-low.c (maybe_lookup_decl): Constify first argument.
3104 (use_pointer_for_field): Change last argument from bool to
3105 omp_context *. Disallow shared copy-in/out in nested
3106 parallel if decl is shared in outer parallel too.
3107 (build_outer_var_ref, scan_sharing_clauses,
3108 lower_rec_input_clauses, lower_copyprivate_clauses,
3109 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3111 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3112 Ira Rosen <irar@il.ibm.com>
3114 * tree-vectorizer.c (free_stmt_vec_info): New function.
3115 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3116 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3117 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3118 * tree-vect-transform.c (vectorizable_conversion): Free
3119 vec_oprnds0 if it was allocated.
3120 (vect_permute_store_chain): Remove unused VECs.
3121 (vectorizable_store): Free VECs that are allocated in the..
3123 (vect_transform_strided_load, vectorizable_load): Likewise.
3124 (vect_remove_stores): Simplify the code.
3125 (vect_transform_loop): Move code to vect_remove_stores().
3126 Call vect_remove_stores() and free_stmt_vec_info().
3128 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3130 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3131 TARGET_HPUX. Revise comment.
3132 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3133 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3134 Use sr4 variant of `be' instruction when not generating PIC code.
3135 (attr_length_call): Adjust for above change.
3137 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3139 * ipa-reference.c (static_execute): Remove module_statics_const and
3140 associated setting code.
3142 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3146 predicate for operand 1.
3147 (paritysi2_cmp): Use register_operand predicate for operand 2.
3148 Use earlyclobber modifier for operand 1. Remove support for
3150 (paritydi2_cmp): Use register_operand predicate for operand 3.
3151 Use earlyclobber modifier for operand 1. Remove support for
3154 2008-03-11 Paul Brook <paul@codesourcery.com>
3155 Vladimir Prus <vladimir@codesourcery.com>
3157 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3158 (arm_compute_save_reg0_reg12_mask): Always
3159 check if register 11 must be saved. Always safe hard frame pointer
3160 when frame_pointer_needeed.
3161 (arm_compute_save_reg_mask): Save IP and PC
3162 only with apcs frames.
3163 (arm_output_epilogue): Adjust Thumb2 codepath to
3164 be also invoked and work for ARM non-apcs frames.
3165 (arm_expand_prologue): Don't bother saving IP
3166 for non-apcs frame, since it's not clobbered by
3167 prologue code. Implement non-apcs frame
3170 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3172 PR rtl-optimization/35281
3173 * expr.c (convert_move): Use a new pseudo for the intermediate
3174 from_mode->word_mode result.
3176 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3178 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3179 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3180 * toplev.c (compile_file): Don't call it.
3182 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3185 * expr.c (store_expr): Call emit_block_move if the mode
3186 of "temp" RTX is BLKmode.
3188 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3189 Richard Guenther <rguenther@suse.de>
3191 PR tree-optimization/31358
3192 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3193 the step with a NULL_TREE.
3194 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3195 to sizetype if type is a pointer type.
3196 (add_candidate_1): Don't convert the base and step to
3197 the generic type if the orginal type is a pointer type.
3198 (add_iv_value_candidates): Use sizetype for the step
3199 if type is a pointer type.
3200 (cand_value_at): Likewise.
3201 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3203 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3204 Don't convert the tem affine to the type.
3205 (add_elt_to_tree): Use sizetype for the step if a pointer.
3206 Use POINTER_PLUS_EXPR for pointers.
3207 (aff_combination_to_tree): Use sizetype for the step if a
3210 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3212 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3213 Remove commutativity hint.
3215 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3219 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3220 errorneous type. Check that v is a VAR_DECL.
3223 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3225 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3227 PR tree-optimization/35494
3228 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3229 may be overriden at link and run time.
3231 2008-03-10 Richard Guenther <rguenther@suse.de>
3233 PR tree-optimization/34677
3234 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3235 (poolify_tree): Likewise.
3236 (modify_expr_template): Likewise.
3237 (poolify_modify_stmt): Likewise.
3238 (insert_fake_stores): Handle all component-ref style stores
3239 in addition to INDIRECT_REF. Also handle complex types.
3240 Do not poolify the inserted load.
3241 (realify_fake_stores): Do not rebuild the tree but only
3242 make it a SSA_NAME copy.
3243 (init_pre): Remove initialzation of modify_expr_template.
3244 Do not allocate modify_expr_node_pool.
3245 (fini_pre): Do not free modify_expr_node_pool.
3247 2008-03-10 Paul Brook <paul@codesourcery.com>
3249 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3252 2008-03-10 Paul Brook <paul@codesourcery.com>
3253 Mark Shinwell <shinwell@codesourcery.com>
3255 * config/arm/cortex-r4.md: New.
3256 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3258 * config/arm/arm.md: Include cortex-r4.md.
3259 (insn): Add smmls, sdiv and udiv values.
3260 (generic_sched): Don't use generic scheduling for Cortex-R4.
3261 (arm_issue_rate): New function.
3262 (TARGET_SCHED_ISSUE_RATE): Define.
3264 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3266 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3268 2008-03-10 Richard Guenther <rguenther@suse.de>
3270 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3271 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3273 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3275 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3276 Set default to true.
3278 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3280 * c.opt (Wsynth): Deprecate.
3281 * doc/invoke.texi (Option Summary, Warning Options): Document
3282 -Wno-format-contains-nul.
3284 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3287 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3288 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3290 2008-03-09 Ira Rosen <irar@il.ibm.com>
3292 * config/rs6000/rs6000.c (builtin_description): Rename vector
3293 left shift operations.
3294 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3295 (altivec_vsl<VI_char>): Rename to ...
3296 (ashl<mode>3): ... new name.
3297 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3299 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3301 2008-03-08 Richard Guenther <rguenther@suse.de>
3303 * coverage.h (tree_coverage_counter_addr): Declare.
3304 * coverage.c (tree_coverage_counter_addr): New function.
3305 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3307 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3308 (tree_gen_one_value_profiler): Likewise.
3309 (tree_gen_ic_profiler): Likewise.
3310 (tree_gen_average_profiler): Likewise.
3311 (tree_gen_ior_profiler): Likewise.
3313 2008-03-08 Richard Guenther <rguenther@suse.de>
3315 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3316 (vn_binary_op_insert): Likewise.
3317 (vn_unary_op_lookup): Likewise.
3318 (vn_unary_op_insert): Likewise.
3319 (vn_nary_op_lookup): Declare.
3320 (vn_nary_op_insert): Likewise.
3321 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3322 and binary hashes, use a single obstack for unary_op_pool
3324 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3325 a single struct vn_nary_op_s. Store tree code length and
3326 a variable number of operands.
3327 (struct vn_reference_op_struct): Remove unused op2.
3328 (vn_reference_op_eq): Do not compare op2.
3329 (vn_reference_op_compute_hash): Do not compute hash of op2.
3330 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3331 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3332 with vn_nary_op_compute_hash.
3333 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3334 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3336 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3338 (visit_unary_op): Call nary functions.
3339 (visit_binary_op): Likewise.
3340 (process_scc): Adjust for struct vn_tables_s changes.
3341 (allocate_vn_table): Likewise.
3342 (free_vn_table): Likewise.
3343 * tree-vn.c (vn_add): Call nary functions.
3344 (vn_lookup): Likewise.
3346 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3349 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3350 wdst back after sync_compare_and_swapqhi_internal.
3352 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3355 * config/i386/i386-modes.def (V1DI): New vector mode.
3356 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3357 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3358 (MMXMODE248): Ditto.
3359 (MMXMODE): Add V1DI mode.
3360 (mmxvecsize): Change DI mode to V1DI mode.
3361 ("mov<mode>): Use MMXMODEI8 mode iterator.
3362 ("*mov<mode>_internal_rex64"): Ditto.
3363 ("*mov<mode>_internal"): Ditto.
3364 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3365 ("mmx_sub<mode>3"): Ditto.
3366 ("mmx_adddi3"): Remove insn pattern.
3367 ("mmx_subdi3"): Ditto.
3368 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3369 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3370 ("mmx_ashl<mode>3"): Ditto.
3371 ("mmx_lshrdi3"): Remove insn pattern.
3372 ("mmx_ashldi3"): Ditto.
3373 * config/i386/i386.c (classify_argument): Handle V1DImode.
3374 (function_arg_advance_32): Ditto.
3375 (function_arg_32): Ditto.
3376 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3377 mmx_addv1di3 insn pattern.
3378 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3379 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3380 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3381 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3382 Remove definitions of built-in functions.
3383 (V1DI_type_node): New node.
3384 (v1di_ftype_v1di_int): Ditto.
3385 (v1di_ftype_v1di_v1di): Ditto.
3386 (v2si_ftype_v2si_si): Ditto.
3387 (v4hi_ftype_v4hi_di): Remove node.
3388 (v2si_ftype_v2si_di): Ditto.
3389 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3390 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3391 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3392 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3393 Add new builtins using def_builtin_const.
3394 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3395 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3396 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3397 * config/i386/mmintrin.h (__v1di): New typedef.
3398 (_mm_add_si64): Cast arguments to __v1di type.
3399 (_mm_sub_si64): Ditto.
3400 (_mm_sll_pi16): Cast __count to __v4hi type.
3401 (_mm_sll_pi32): Cast __count to __v2si type.
3402 (_mm_sll_si64): Cast arguments to __v1di type.
3403 (_mm_srl_pi16): Cast __count to __v4hi type.
3404 (_mm_srl_pi32): Cast __count to __v2si type.
3405 (_mm_srl_si64): Cast arguments to __v1di type.
3406 (_mm_sra_pi16): Cast __count to __v4hi type.
3407 (_mm_sra_pi32): Cast __count to __v2si type.
3408 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3409 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3410 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3411 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3412 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3413 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3414 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3415 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3416 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3417 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3418 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3419 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3421 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3423 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3425 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3428 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3429 reg+const addressing for Altivec modes. Don't generate reg+reg
3430 addressing for TFmode or TDmode quantities.
3432 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3434 * c-common.c (vector_types_convertible_p): Call langhook
3435 instead of comptypes.
3437 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3440 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3441 integral and scalar float variables which have a
3444 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3446 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3447 dwarf_register_span hook when emitting unwind information for
3448 register-to-memory saves.
3449 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3450 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3452 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3454 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3455 for the same VAR_DECL.
3457 2008-03-06 Tom Tromey <tromey@redhat.com>
3460 * doc/standards.texi (Standards): Don't mention treelang.
3461 * doc/invoke.texi (Overall Options): Don't mention treelang.
3462 * doc/install.texi (Prerequisites): Don't mention bison or
3464 (Configuration): Don't mention treelang.
3465 (Building): Likewise.
3466 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3468 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3470 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3471 word-extractions out of a multi-word object.
3473 2008-03-06 Richard Guenther <rguenther@suse.de>
3475 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3476 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3477 result type and precision.
3478 * expr.c (get_inner_reference): Set unsignedp based on the result
3479 type of BIT_FIELD_REF.
3480 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3481 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3482 (try_instantiate_multiple_fields): Likewise. Use the correct type
3484 (sra_build_assignment): Likewise.
3485 (sra_build_elt_assignment): Likewise.
3486 (sra_explode_bitfield_assignment): Likewise.
3487 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3488 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3489 set BIT_FIELD_REF_UNSIGNED.
3490 (vectorizable_load): Likewise.
3492 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3494 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3497 2008-03-06 Richard Guenther <rguenther@suse.de>
3499 * alias.c (struct alias_set_entry): Move has_zero_child field
3500 to pack with alias_set.
3502 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3504 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3507 2008-03-05 Ian Lance Taylor <iant@google.com>
3509 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3511 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3513 * fwprop.c (update_df): Support width and offset parameters of
3515 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3516 global_conflicts): Change DF_REF_EXTRACT to either
3517 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3518 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3519 * df-scan.c (df_ref_record, df_defs_record,
3520 df_ref_create_structure, df_def_record_1, df_uses_record,
3521 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3522 df_bb_refs_collect, df_entry_block_defs_collect,
3523 df_exit_block_uses_collect): Support new width and offset fields.
3524 (ref_extract_pool): New storage pool.
3525 (df_free_ref): New function.
3526 (df_reg_chain_unlink, df_free_collection_rec,
3527 df_sort_and_compress_refs): Call df_free_ref.
3528 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3530 (df_ref_create_structure): Allocate df_ref_extract if offset and
3531 width fields are used.
3532 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3533 (df_uses_record): Get offset and width from ZERO_EXTRACT
3535 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3536 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3537 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3538 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3539 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3540 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3541 (df_ref_extract): New structure.
3542 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3543 (df_ref_create): Add width and offset parameters.
3545 2008-03-05 Richard Guenther <rguenther@suse.de>
3547 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3548 Use ranges_overlap_p.
3549 (offset_overlaps_with_access): Rename
3550 to ranges_overlap_p and move ...
3551 * tree-flow-inline.h (ranges_overlap_p): ... here.
3553 * tree.h (get_inner_reference, handled_component_p): Update
3556 * tree.h (record_component_aliases, get_alias_set,
3557 alias_sets_conflict_p, alias_sets_must_conflict_p,
3558 objects_must_conflict_p): Move declarations ...
3559 * alias.h (record_component_aliases, get_alias_set,
3560 alias_sets_conflict_p, alias_sets_must_conflict_p,
3561 objects_must_conflict_p): ... here.
3562 Include coretypes.h.
3563 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3565 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3567 * cfg.c: Include tree-flow.h.
3568 (remove_edge_raw): Call redirect_edge_var_map_clear.
3569 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3570 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3571 (redirect_edge_var_map_result): New.
3572 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3573 PENDING_STMT use with redirect_edge_var_map_*.
3574 * tree-ssa.c (edge_var_maps): New definition.
3575 (redirect_edge_var_map_add): New.
3576 (redirect_edge_var_map_clear): New.
3577 (redirect_edge_var_map_dup): New.
3578 (redirect_edge_var_map_vector): New.
3579 (redirect_edge_var_map_destroy): New.
3580 (ssa_redirect_edge): Replace PENDING_STMT use with
3581 redirect_edge_var_map_*.
3582 (flush_pending_stmts): Same.
3583 (delete_tree_ssa): Destroy edge var map.
3584 * tree-flow.h (struct _edge_var_map): New.
3585 Define edge_var_map vector type.
3586 Declare redirect_edge_var_map_* prototypes.
3587 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3588 * tree-cfg.c (reinstall_phi_args): Replace
3589 PENDING_STMT use with redirect_edge_var_map_*.
3591 2008-03-05 Richard Guenther <rguenther@suse.de>
3593 PR tree-optimization/35472
3594 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3595 whose single use_stmt has a overlapping set of loaded and
3596 stored symbols as that use_stmt might be a noop assignment then.
3598 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3600 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3602 2008-03-05 Richard Guenther <rguenther@suse.de>
3605 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3606 should be constants.
3607 * tree-cfg.c (verify_expr): Verify it.
3608 * fold-const.c (fold_truthop): Remove code generating
3609 BIT_FIELD_REFs of structure bases.
3610 (fold_binary): Likewise.
3611 (fold_ternary): Position and size of BIT_FIELD_REFs are
3612 always host integers.
3613 (make_bit_field_ref): Remove.
3614 (optimize_bit_field_compare): Remove.
3615 (all_ones_mask_p): Remove.
3617 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3620 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3621 (split_block_and_df_analyze): New. Split basic block and rebuild
3623 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3625 (split_pattern_seq): Likewise.
3626 (erase_matching_seqs): Likewise.
3627 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3629 2008-03-04 Geoff Keating <geoffk@apple.com>
3631 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3632 declaration and code.
3633 (tree_invalid_nonnegative_warnv_p): Likewise.
3635 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3637 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3638 examples. Truncate option-names then causing overfull hbox.
3640 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3643 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3645 * configure: Rebuilt.
3647 2008-03-04 Rafael Espindola <espindola@google.com>
3649 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3650 (tree_unary_nonnegative_warnv_p): New.
3651 (tree_binary_nonnegative_warnv_p): New.
3652 (tree_single_nonnegative_warnv_p): New.
3653 (tree_invalid_nonnegative_warnv_p): New.
3654 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3656 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3659 * opts.c (handle_option): Postpone 'unknown option' errors only for
3662 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3665 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3668 2008-03-04 Rafael Espindola <espindola@google.com>
3670 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3671 (tree_binary_nonzero_warnv_p): New.
3672 (tree_single_nonzero_warnv_p): New.
3673 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3675 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3678 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3679 transformations for modes that have signed zeros.
3680 * ifcvt.c (noce_try_abs): Ditto.
3682 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3684 * config/i386/i386.c (override_options): Force
3685 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3687 2008-03-04 Jan Hubicka <jh@suse.cz>
3690 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3693 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3695 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3696 label to probe the stack.
3698 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3700 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3701 (__gthr_win32_mutex_destroy): Declare.
3702 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3703 __gthr_win32_mutex_destroy.
3704 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3706 2008-03-03 Jan Hubicka <jh@suse.cz>
3709 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3710 aggressive on inlining cold calls.
3712 2008-03-03 Richard Guenther <rguenther@suse.de>
3714 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3715 struct copies into the expression table.
3716 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3717 (try_to_simplify): Likewise.
3718 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3719 integral and pointer arguments which do not change the
3720 precision to NOP_EXPRs.
3721 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3722 VIEW_CONVERT_EXPR case.
3724 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3726 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3727 defined in a loop at depth 0 is invariant.
3728 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3729 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3730 be called at loop depth 0.
3732 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3735 * gcc.c (process_command): Update copyright notice dates.
3736 * gcov.c (print_version): Likewise.
3737 * gcov-dump.c (print_version): Likewise.
3738 * mips-tfile.c (main): Likewise.
3739 * mips-tdump.c (main): Likewise.
3741 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3744 * c-common.c (flag_permissive): Delete.
3745 (constant_expression_warnings): Check flags first.
3746 (constant_expression_error): New.
3747 * c-common.h (flag_permissive): Delete.
3748 (constant_expression_error): Declare.
3749 * flags.h (flag_permissive): Declare. Update description.
3750 * diagnostic.c (pedwarn): Update.
3752 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3753 (permissive_error_kind): New.
3754 * toplev.c (flag_permissive): Define. Update description.
3755 * toplev.h (permissive_error_kind): Declare.
3756 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3757 (pedwarn_c90): Use pedantic_warning_kind.
3758 * c-opts.c (c_common_post_options): flag_permissive does not affect
3759 flag_pedantic_errors.
3761 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3763 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3764 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3765 __absvsi2, __absvDI2): Use unsigned arithmetic.
3767 2008-03-02 Andi Kleen <ak@suse.de>
3768 Richard Guenther <rguenther@suse.de>
3770 * struct-equiv.c: Remove file.
3771 * cfg_cleanup.c (condjump_equiv_p): Remove.
3772 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3773 (struct-equiv.o): Remove rule.
3774 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3775 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3776 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3778 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3780 * ifcvt.c (noce_process_if_block): Try to handle only the then
3781 block if the else block exists but isn't suitable.
3783 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3786 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3787 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3788 regression from previous patch.
3790 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3793 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3795 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3796 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3797 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3798 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3799 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3800 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3801 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3802 (__gthread_mutex_destroy_function): Rename to
3803 __gthread_mutex_destroy.
3804 * gthr-dce.h (__gthread_mutex_destroy): Call
3805 pthread_mutex_destroy.
3806 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3807 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3808 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3810 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3812 * df-scan.c (df_ref_chain_change_bb): Simplify.
3813 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3814 set_block_for_insn if there's any change.
3815 * df.h ((df_insn_change_bb): Fix prototype.
3816 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3817 df_insn_change_bb, don't call set_block_for_insn.
3818 * emit-rtl.c (reorder_insns): Likewise.
3819 * haifa-sched.c (move_insn): Likewise.
3821 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3823 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3825 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3827 * tree-flow-inline.h (next_readonly_imm_use): Return
3828 NULL_USE_OPERAND_P after the end.
3830 2008-03-01 Richard Guenther <rguenther@suse.de>
3832 PR tree-optimization/35411
3833 * tree-sra.c (sra_build_assignment): Split conversion to
3834 final type to a separate statement if we are not assigning
3837 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3839 * fold-const.c (fold_convertible_p): Correct the logic to follow
3840 that in fold_convert().
3842 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3845 * tree-inline.c (build_duplicate_type): When we make a
3846 duplicate type, make it unique in the canonical types system.
3848 2008-02-29 Tom Tromey <tromey@redhat.com>
3850 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3851 input_file_stack_history, input_file_stack_restored): Remove.
3852 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3853 * input.h (struct file_stack): Remove.
3854 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3855 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3857 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3859 (diagnostic_last_module_changed): Add 'map' argument.
3860 (diagnostic_set_last_function): Likewise.
3861 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3862 line map, not input_file_stack.
3863 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3865 2008-02-29 Paul Brook <paul@codesourcery.com>
3867 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3869 2008-02-29 Paul Brook <paul@codesourcery.com>
3871 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3873 2008-02-29 Richard Guenther <rguenther@suse.de>
3875 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3877 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3878 value for comparing for a store match.
3879 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3880 (try_to_simplify): Do not do a full-blown reference lookup.
3882 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3884 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3885 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3887 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3889 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3891 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3892 strides against cache sizes.
3894 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3896 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3899 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3901 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3902 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3903 is smaller than the original promoted value.
3904 (simplify_subreg): If OP is a SUBREG, try to preserve its
3905 SUBREG_PROMOTED_VAR_P information.
3907 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3909 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3910 (VN_INFO_GET): Allocate new objects on the obstack.
3911 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3912 for rpo_numbers_temp, for consistency.
3913 (free_scc_vn): Free the obstack.
3915 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3917 * doc/invoke.texi: Document -ftree-loop-distribution.
3918 * tree-loop-distribution.c: New.
3919 * tree-pass.h (pass_loop_distribution): New.
3920 * graphds.h (struct graph): Add htab_t indices.
3921 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3922 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3923 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3924 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3925 * tree-data-ref.c (debug_data_dependence_relations): New.
3926 (dump_data_dependence_relation): Also print data references.
3927 (free_data_ref): Extern.
3928 (same_access_functions): Moved...
3929 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3930 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3931 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3932 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3933 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3934 (stmts_from_loop): Skip LABEL_EXPR.
3935 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3937 (build_rdg): Initialize rdg->indices htab.
3938 (free_rdg, stores_from_loop, ref_base_address,
3939 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3940 have_similar_memory_accesses_1, ref_base_address_1,
3941 remove_similar_memory_refs): New.
3942 * tree-data-ref.h: Depend on tree-chrec.h.
3943 (debug_data_dependence_relations, free_data_ref): Declared.
3944 (same_access_functions): ... here.
3945 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3947 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3948 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3949 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3950 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3951 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3952 rdg_vertex_for_stmt): Declared.
3953 (struct rdg_edge): Add level.
3955 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3956 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3958 (rdg_has_similar_memory_accesses): New.
3959 * tree-vect-analyze.c: Remove unused static decls.
3960 * lambda.h (dependence_level): New.
3961 * common.opt (ftree-loop-distribution): New.
3962 * tree-flow.h (mark_virtual_ops_in_bb,
3963 slpeel_tree_duplicate_loop_to_edge_cfg,
3964 rename_variables_in_loop): Declared.
3965 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3966 (OBJS-common): Add tree-loop-distribution.o.
3967 (tree-loop-distribution.o): New rule.
3968 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3969 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3970 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3972 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3975 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3976 other than structures and unions.
3978 2008-02-28 Richard Guenther <rguenther@suse.de>
3981 2008-02-26 Richard Guenther <rguenther@suse.de>
3983 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3984 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3985 (lookup_decl_from_uid): Declare.
3986 (remove_decl_from_map): Likewise.
3987 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3988 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3989 (decl_for_uid_map): New global hashtable mapping DECL_UID
3991 (init_ttree): Allocate it.
3992 (insert_decl_to_uid_decl_map): New helper function.
3993 (make_node_stat): Insert new decls into the map.
3994 (copy_node_stat): Likewise.
3995 (lookup_decl_from_uid): New function.
3996 (remove_decl_from_map): Likewise.
3997 (print_decl_for_uid_map_statistics): New helper.
3998 (dump_tree_statistics): Call it.
4000 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4001 (referenced_var_iterator): Adjust.
4002 (FOR_EACH_REFERENCED_VAR): Adjust.
4003 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4004 (num_referenced_vars): Adjust.
4005 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4006 (first_referenced_var): Remove.
4007 (end_referenced_vars_p): Likewise.
4008 (next_referenced_var): Likewise.
4009 (referenced_var_iterator_set): New helper function.
4010 * tree-dfa.c (referenced_var_lookup): Adjust.
4011 (referenced_var_check_and_insert): Likewise.
4012 (remove_referenced_var): Likewise.
4013 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4014 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4015 (verify_call_clobbering): Likewise.
4016 (verify_memory_partitions): Likewise.
4017 (init_tree_ssa): Allocate bitmap instead of hashtable for
4019 (delete_tree_ssa): Adjust.
4020 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4021 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4022 (compute_tag_properties): Likewise.
4023 (set_initial_properties): Likewise.
4024 (find_partition_for): Likewise.
4025 (update_reference_counts): Likewise.
4026 (dump_may_aliases_for): Likewise.
4027 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4028 (add_call_clobber_ops): Likewise.
4029 (add_call_read_ops): Likewise.
4030 (get_asm_expr_operands): Likewise.
4031 * tree-into-ssa.c (dump_decl_set): Likewise.
4032 (update_ssa): Likewise.
4033 * tree-sra.c (scan_function): Likewise.
4034 (decide_instantiations): Likewise.
4035 (scalarize_parms): Likewise.
4036 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4037 (dsa_named_for): Likewise.
4038 * tree-ssa-structalias.c (update_alias_info): Likewise.
4039 (merge_smts_into): Likewise.
4041 2008-02-27 David Daney <ddaney@avtrex.com>
4044 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4045 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4046 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4047 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4048 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4050 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4053 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4054 (BUILT_IN_NEXTTOWARD): Remove.
4055 (BUILT_IN_NEXTTOWARDF): Ditto.
4056 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4057 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4059 2008-02-27 Tom Tromey <tromey@redhat.com>
4061 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4062 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4064 2008-02-27 Jan Beulich <jbeulich@novell.com>
4066 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4067 update the respective field on newdecl.
4069 2008-02-27 Revital Eres <eres@il.ibm.com>
4071 PR rtl-optimization/34999
4072 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4073 crossing edges that ends with a call insn.
4074 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4075 call insn and clear the EDGE_CROSSING flag of the crossing edge
4076 when fixing fallthru edges.
4078 2008-02-27 Richard Guenther <rguenther@suse.de>
4081 * fold-const.c (fold_unary): Return the correct argument,
4082 converted to the result type.
4084 2008-02-27 Richard Guenther <rguenther@suse.de>
4087 * expr.c (expand_expr_real_1): Assert on rotates that operate
4089 * fold-const.c (fold_binary): Use the types precision, not the
4090 bitsize of the mode if folding rotate expressions. Build rotates
4091 only for full modes.
4093 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4095 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4097 * c-pragma.c (pragma_ns_name): New typedef.
4098 (registered_pp_pragmas): New variable.
4099 (c_pp_lookup_pragma): New function.
4100 (c_register_pragma_1): If flag_preprocess_only, do nothing
4101 for non-expanded pragmas, for expanded ones push pragma's
4102 namespace and name into registered_pp_pragmas vector.
4103 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4104 flag_preprocess_only, don't register GCC pch_preprocess
4105 pragma if flag_preprocess_only.
4106 * c-opts.c (c_common_init): Call init_pragma even if
4107 flag_preprocess_only.
4108 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4109 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4110 cpp_register_pragma if flag_preprocess_only.
4112 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4115 * c-parser.c (c_parser_translation_unit): Warn for empty
4116 translation unit, not empty source file.
4118 2008-02-26 Paul Brook <paul@codesourcery.com>
4120 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4121 operand for Thumb-2.
4122 * config/arm/arm.h (reg_class): Add CORE_REGS.
4123 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4124 (BASE_REG_CLASS): Use CORE_REGS.
4125 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4126 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4127 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4128 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4129 ARM_REGNO_OK_FOR_INDEX_P.
4130 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4131 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4132 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4133 (ldm/stm peepholes): Ditto.
4134 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4135 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4136 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4137 * config/arm/constraints.md: Enable "k" constraint on ARM.
4139 2008-02-27 Ben Elliston <bje@au.ibm.com>
4141 * config/rs6000/rs6000.c: Annotate cache line size field in all
4142 instances of struct processor_costs.
4144 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4146 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4147 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4148 jump_bypass): New counters.
4149 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4150 * dce.c (gate_ud_dce): Same.
4151 (gate_fast_dce): Same.
4152 * dse.c (gate_dse1): New function.
4153 (gate_dse2): New function.
4154 (gate_dse): Merge results of new gate functions.
4155 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4156 (gate_handle_jump_bypass): Add dbg_cnt.
4157 (gate_handle_gcse): Add dbg_cnt.
4158 * ifcvt.c (gate_handle_if_conversion): Same.
4159 (gate_handle_if_after_combine): Same.
4160 (gate_handle_if_after_reload): Same.
4161 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4163 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4165 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4167 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4169 2008-02-26 Jason Merrill <jason@redhat.com>
4172 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4173 alone if it's the naming decl for the type's main variant.
4175 2008-02-26 Tom Tromey <tromey@redhat.com>
4177 * system.h (USE_MAPPED_LOCATION): Poison.
4178 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4179 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4180 (make_goto_expr_edges): Likewise.
4181 (remove_bb): Likewise.
4182 (execute_warn_function_return): Likewise.
4183 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4185 * c-common.c (fname_decl): Remove old location code.
4186 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4188 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4190 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4191 (gen_rtx_ASM_INPUT): Likewise.
4192 (gen_rtx_ASM_INPUT_loc): Likewise.
4193 (get_rtx_asm_OPERANDS): Remove.
4194 * cfglayout.c (insn_locators_alloc): Remove old location code.
4195 (set_curr_insn_source_location): Likewise.
4196 (curr_insn_locator): Likewise.
4197 * print-tree.c (print_node): Remove old location code.
4198 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4199 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4200 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4201 location_from_locus.
4202 (construct_exit_block): Remove old location code.
4203 * emit-rtl.c (force_next_line_note): Remove old location code.
4204 * profile.c (branch_prob): Remove old location code.
4205 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4206 LOC_LINE): Remove old-location variants.
4207 * langhooks.c (lhd_print_error_function): Remove old location
4209 * configure, config.in: Rebuilt.
4210 * configure.ac (--enable-mapped-location): Remove.
4211 * c-decl.c (c_init_decl_processing): Remove old location code.
4212 (finish_function): Likewise.
4213 * recog.c (decode_asm_operands): Remove old location code.
4214 * c-pch.c (c_common_read_pch): Remove old location code.
4215 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4217 * gimple-low.c (lower_function_body): Remove old location code.
4218 * toplev.c (unknown_location): Remove.
4219 (push_srcloc): Remove old-location variant.
4220 (process_options): Remove old location code.
4221 (lang_dependent_init): Likewise.
4222 * input.h (UNKNOWN_LOCATION): Move definition.
4223 (location_t): Undeprecate.
4224 (source_locus): Remove.
4225 (location_from_locus): Remove.
4226 (struct location_s): Remove.
4227 Remove all old-location code.
4228 (input_line, input_filename): Remove.
4229 * final.c (final_scan_insn): Remove old location code.
4230 * diagnostic.c (diagnostic_build_prefix): Remove
4231 USE_MAPPED_LOCATION test.
4232 * tree.h (gimple_stmt) <locus>: Now a location_t.
4233 (tree_exp) <locus>: Likewise.
4234 (DECL_IS_BUILTIN): Remove old-location variant.
4235 (annotate_with_file_line, annotate_with_locus): Likewise.
4236 (expr_locus, set_expr_locus): Update.
4237 * tree.c (build1_stat): Remove old location code.
4238 (last_annotated_node): Remove.
4239 (annotate_with_file_line): Remove old-location variant.
4240 (annotate_with_locus): Likewise.
4241 (expr_location): Remove old location code.
4242 (set_expr_location): Likewise.
4243 (expr_has_location): Likewise.
4244 (expr_locus): Likewise.
4245 (set_expr_locus): Likewise.
4246 (expr_filename): Don't use location_from_locus.
4247 (expr_lineno): Likewise.
4248 * rtl-error.c (location_for_asm): Remove old location code.
4249 * c-lex.c (cb_line_change): Remove old location code.
4250 (fe_file_change): Likewise.
4251 (cb_def_pragma): Likewise.
4252 (c_lex_with_flags): Likewise.
4253 * gengtype.c (do_typedef): Don't special-case location types.
4254 (define_location_structures): Remove.
4255 (main): Don't call define_location_structures.
4256 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4259 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4262 * builtins.def (BUILT_IN_STDARG_START): Remove.
4263 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4264 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4265 * tree-inline.c (inline_forbidden_p_1): Likewise.
4267 2008-02-26 Richard Guenther <rguenther@suse.de>
4269 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4270 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4271 (lookup_decl_from_uid): Declare.
4272 (remove_decl_from_map): Likewise.
4273 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4274 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4275 (decl_for_uid_map): New global hashtable mapping DECL_UID
4277 (init_ttree): Allocate it.
4278 (insert_decl_to_uid_decl_map): New helper function.
4279 (make_node_stat): Insert new decls into the map.
4280 (copy_node_stat): Likewise.
4281 (lookup_decl_from_uid): New function.
4282 (remove_decl_from_map): Likewise.
4283 (print_decl_for_uid_map_statistics): New helper.
4284 (dump_tree_statistics): Call it.
4286 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4287 (referenced_var_iterator): Adjust.
4288 (FOR_EACH_REFERENCED_VAR): Adjust.
4289 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4290 (num_referenced_vars): Adjust.
4291 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4292 (first_referenced_var): Remove.
4293 (end_referenced_vars_p): Likewise.
4294 (next_referenced_var): Likewise.
4295 (referenced_var_iterator_set): New helper function.
4296 * tree-dfa.c (referenced_var_lookup): Adjust.
4297 (referenced_var_check_and_insert): Likewise.
4298 (remove_referenced_var): Likewise.
4299 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4300 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4301 (verify_call_clobbering): Likewise.
4302 (verify_memory_partitions): Likewise.
4303 (init_tree_ssa): Allocate bitmap instead of hashtable for
4305 (delete_tree_ssa): Adjust.
4306 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4307 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4308 (compute_tag_properties): Likewise.
4309 (set_initial_properties): Likewise.
4310 (find_partition_for): Likewise.
4311 (update_reference_counts): Likewise.
4312 (dump_may_aliases_for): Likewise.
4313 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4314 (add_call_clobber_ops): Likewise.
4315 (add_call_read_ops): Likewise.
4316 (get_asm_expr_operands): Likewise.
4317 * tree-into-ssa.c (dump_decl_set): Likewise.
4318 (update_ssa): Likewise.
4319 * tree-sra.c (scan_function): Likewise.
4320 (decide_instantiations): Likewise.
4321 (scalarize_parms): Likewise.
4322 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4323 (dsa_named_for): Likewise.
4324 * tree-ssa-structalias.c (update_alias_info): Likewise.
4325 (merge_smts_into): Likewise.
4327 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4330 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4331 * c-opts.c (c_common_handle_option): Wall enables
4332 Wvolatile-register-var.
4333 * common.opt: Move Wvolatile-register-var to...
4336 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4338 * common.opt (Wlarger-than=): New.
4339 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4341 * opts.c (common_handle_option): Handle -Wlarger-than=.
4342 * optc-gen.awk: Likewise.
4343 * opth-gen.awk: Likewise.
4344 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4345 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4347 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4349 * c-common.c (match_case_to_enum_1): Add appropriate
4350 OPT_W* parameter to warning.
4351 (c_do_switch_warnings): Likewise.
4352 * c-typeck.c (warning_init): Add one more parameter following
4354 (push_init_level): Update call to warning_init.
4355 (pop_init_level): Likewise.
4356 (add_pending_init): Likewise.
4357 (output_init_element: Likewise.
4359 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4362 * toplev.c (toplev_main): If there are warnings or error, print
4363 errors for ignored options.
4364 * opts.c (ignored_options): New static variable.
4365 (postpone_unknown_option_error): New.
4366 (print_ignored_options): New.
4367 (handle_option): Postpone errors for unknown -Wno-* options.
4368 * opts.h (print_ignored_options): Declare.
4370 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4372 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4375 2008-02-25 Richard Guenther <rguenther@suse.de>
4378 2008-02-25 Richard Guenther <rguenther@suse.de>
4380 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4381 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4382 (lookup_decl_from_uid): Declare.
4383 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4384 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4385 (decl_for_uid_map): New global hashtable mapping DECL_UID
4387 (init_ttree): Allocate it.
4388 (insert_decl_to_uid_decl_map): New helper function.
4389 (make_node_stat): Insert new decls into the map.
4390 (copy_node_stat): Likewise.
4391 (lookup_decl_from_uid): New function.
4392 (print_decl_for_uid_map_statistics): New helper.
4393 (dump_tree_statistics): Call it.
4395 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4396 (referenced_var_iterator): Adjust.
4397 (FOR_EACH_REFERENCED_VAR): Adjust.
4398 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4399 (num_referenced_vars): Adjust.
4400 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4401 (first_referenced_var): Remove.
4402 (end_referenced_vars_p): Likewise.
4403 (next_referenced_var): Likewise.
4404 (referenced_var_iterator_set): New helper function.
4405 * tree-dfa.c (referenced_var_lookup): Adjust.
4406 (referenced_var_check_and_insert): Likewise.
4407 (remove_referenced_var): Likewise.
4408 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4409 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4410 (verify_call_clobbering): Likewise.
4411 (verify_memory_partitions): Likewise.
4412 (init_tree_ssa): Allocate bitmap instead of hashtable for
4414 (delete_tree_ssa): Adjust.
4415 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4416 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4417 (compute_tag_properties): Likewise.
4418 (set_initial_properties): Likewise.
4419 (find_partition_for): Likewise.
4420 (update_reference_counts): Likewise.
4421 (dump_may_aliases_for): Likewise.
4422 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4423 (add_call_clobber_ops): Likewise.
4424 (add_call_read_ops): Likewise.
4425 (get_asm_expr_operands): Likewise.
4426 * tree-into-ssa.c (dump_decl_set): Likewise.
4427 (update_ssa): Likewise.
4428 * tree-sra.c (scan_function): Likewise.
4429 (decide_instantiations): Likewise.
4430 (scalarize_parms): Likewise.
4431 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4432 (dsa_named_for): Likewise.
4433 * tree-ssa-structalias.c (update_alias_info): Likewise.
4434 (merge_smts_into): Likewise.
4436 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4439 * doc/invoke.texi (-fcx-limited-range): Document new option.
4440 * toplev.c (process_options): Handle -fcx-fortran-rules.
4441 * common.opt: Add documentation for -fcx-fortran-rules.
4443 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4446 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4447 actual behaviour and C99.
4449 2008-02-26 Ben Elliston <bje@au.ibm.com>
4451 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4452 (ASM_CPU_POWER6_SPEC): Likewise.
4453 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4454 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4455 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4457 2008-02-25 Richard Guenther <rguenther@suse.de>
4459 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4460 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4461 (lookup_decl_from_uid): Declare.
4462 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4463 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4464 (decl_for_uid_map): New global hashtable mapping DECL_UID
4466 (init_ttree): Allocate it.
4467 (insert_decl_to_uid_decl_map): New helper function.
4468 (make_node_stat): Insert new decls into the map.
4469 (copy_node_stat): Likewise.
4470 (lookup_decl_from_uid): New function.
4471 (print_decl_for_uid_map_statistics): New helper.
4472 (dump_tree_statistics): Call it.
4474 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4475 (referenced_var_iterator): Adjust.
4476 (FOR_EACH_REFERENCED_VAR): Adjust.
4477 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4478 (num_referenced_vars): Adjust.
4479 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4480 (first_referenced_var): Remove.
4481 (end_referenced_vars_p): Likewise.
4482 (next_referenced_var): Likewise.
4483 (referenced_var_iterator_set): New helper function.
4484 * tree-dfa.c (referenced_var_lookup): Adjust.
4485 (referenced_var_check_and_insert): Likewise.
4486 (remove_referenced_var): Likewise.
4487 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4488 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4489 (verify_call_clobbering): Likewise.
4490 (verify_memory_partitions): Likewise.
4491 (init_tree_ssa): Allocate bitmap instead of hashtable for
4493 (delete_tree_ssa): Adjust.
4494 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4495 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4496 (compute_tag_properties): Likewise.
4497 (set_initial_properties): Likewise.
4498 (find_partition_for): Likewise.
4499 (update_reference_counts): Likewise.
4500 (dump_may_aliases_for): Likewise.
4501 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4502 (add_call_clobber_ops): Likewise.
4503 (add_call_read_ops): Likewise.
4504 (get_asm_expr_operands): Likewise.
4505 * tree-into-ssa.c (dump_decl_set): Likewise.
4506 (update_ssa): Likewise.
4507 * tree-sra.c (scan_function): Likewise.
4508 (decide_instantiations): Likewise.
4509 (scalarize_parms): Likewise.
4510 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4511 (dsa_named_for): Likewise.
4512 * tree-ssa-structalias.c (update_alias_info): Likewise.
4513 (merge_smts_into): Likewise.
4515 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4518 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4519 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4520 * alias.h (nonoverlapping_memrefs_p): Likewise.
4522 2008-02-25 Jan Beulich <jbeulich@novell.com>
4524 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4525 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4526 __emultls_get_address, __emultls_register_common,
4527 __floatundi?f, and _Unwind_GetIPInfo.
4528 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4529 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4530 (gen_regparm_prefix): Likewise.
4531 (i386_nlm_encode_section_info): Sync with
4532 config/i386/winnt.c:i386_pe_encode_section_info().
4533 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4534 i386_nlm_mangle_decl_assembler_name): New.
4535 (netware_override_options): New.
4536 * config/i386/netware.h (netware_override_options): Declare.
4537 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4538 (i386_nlm_mangle_decl_assembler_name): Declare.
4539 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4541 2008-02-25 Ben Elliston <bje@au.ibm.com>
4544 * c-decl.c (grokdeclarator): Remove unused local variables
4545 `typedef_type' and `type_as_written'.
4547 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4548 unused local variable `has_hot_blocks'.
4549 (fix_crossing_conditional_branches): Remove unused local variable
4552 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4555 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4556 using DEF_C99_BUILTIN.
4557 (BUILT_IN_NANF): Ditto.
4558 (BUILT_IN_NANL): Ditto.
4560 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4561 Revital Eres <eres@il.ibm.com>
4563 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4564 regarding the order of two dependent insns in the same row.
4566 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4568 * stor-layout.c (layout_decl): Do not bump the alignment of a
4569 bit-field to more than byte alignment if it is packed.
4571 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4573 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4576 2008-02-24 Diego Novillo <dnovillo@google.com>
4578 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4581 * tree-vrp.c (vrp_evaluate_conditional): With
4582 -Wtype-limits, emit a warning when comparing against a
4583 constant outside the natural range of OP0's type.
4584 * c.opt (Wtype-limits): Move ...
4585 * common.opt (Wtype-limits): ... here.
4587 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4589 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4590 * config/rs6000/e300c2c3.md: New file.
4591 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4593 (rs6000_override_options): Add e300c2 and e300c3 cases to
4594 processor_target_table. Do not allow usage of Altivec or Spe
4595 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4596 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4597 * config/rs6000/rs6000.h (processor_type): Add
4598 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4599 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4600 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4601 and ppce300c3. Include e300c2c3.md.
4603 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4605 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4606 instead of TARGET_STRICT_ALIGN.
4608 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4610 * explow.c (memory_address): Assert that the generated address is
4613 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4616 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4617 * config/darwin-ppc-ldouble-patch.def: New file.
4618 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4619 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4620 SUBTARGET_INIT_BUILTINS if defined.
4621 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4624 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4627 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4628 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4630 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4633 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4634 file" warning condtional on -Winvalid-PCH.
4636 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4638 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4640 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4644 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4645 prevent reload from using MMX registers.
4646 (*mov<mode>_internal): Ditto.
4647 (*movv2sf_internal_rex64): Ditto.
4648 (*movv2sf_internal): Ditto.
4650 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4652 PR documentation/31569
4653 * doc/install.texi2html: Use makeinfo --no-number-sections.
4655 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4657 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4658 ensure that we can address an entire entity > 8 bytes. Don't
4659 generate reg+reg addressing for such data.
4661 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4663 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4664 strings when optimizing for size, unless the target cares about
4667 2008-02-22 Tom Tromey <tromey@redhat.com>
4669 * regclass.c (current_pass): Remove declaration.
4671 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4673 * config/avr/libgcc.S (__RAMPZ__): Define.
4674 (__do_copy_data): Add for devices with 128KB code memory.
4676 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4678 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4680 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4682 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4684 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4687 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4690 * c-typeck.c (build_binary_op): Warn about floating point
4691 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4693 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4696 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4697 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4699 (rs6000_override_options): Set altivec_abi as default, not override,
4700 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4701 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4702 is used; use new member spe_abi.
4703 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4704 spe_abi and altivec_abi.
4706 2008-02-22 Tomas Bily <tbily@suse.cz>
4708 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4710 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4713 * config.build (build_file_translate): Set to `CMD //c' only if
4715 * Makefile.in (build_file_translate): Improve comment.
4717 2008-02-21 Jan Hubicka <jh@suse.cz>
4719 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4720 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4721 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4723 2008-02-21 Michael Matz <matz@suse.de>
4726 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4728 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4730 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4731 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4733 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4734 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4735 SSE_VEC_FLOAT_MODE_P as insn constraint.
4736 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4737 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4738 sse4a_movntdf using MODEF mode iterator.
4739 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4740 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4741 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4742 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4743 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4744 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4745 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4747 2008-02-21 Richard Guenther <rguenther@suse.de>
4749 * tree.def (PAREN_EXPR): New tree code.
4750 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4752 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4753 * expr.c (expand_expr_real_1): Likewise.
4754 * tree-inline.c (estimate_num_insns_1): Likewise.
4755 * tree-complex.c (expand_complex_move): Likewise.
4756 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4759 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4762 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4764 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4767 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4769 * config/sh/sh.c (find_barrier): Don't go past
4770 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4772 2008-02-20 DJ Delorie <dj@redhat.com>
4774 * config/h8300/h8300.md (insv): Force source operand to be a register.
4776 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4777 as a jump, not as a plain insn.
4779 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4781 * doc/invoke.texi (Warning Options): Add new option
4782 -Wframe-larger-than=.
4783 (-Wframe-larger-than): Document.
4785 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4786 Add declarations for new option variables.
4788 * final.c (final_start_function): Check the frame size
4789 before emission and issue a Wframe-larger-than warning.
4791 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4792 Add definitions for new option variables.
4793 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4795 * common.opt (Wframe-larger-than=): New option.
4797 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4799 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4800 (<sse>_div<mode>3): Ditto.
4801 (<sse>_vmdiv<mode>3): Ditto.
4802 (<sse>_vmsqrt<mode>2): Ditto.
4803 (*smax<mode>3): Ditto.
4804 (sse5_frcz<mode>2): Ditto.
4805 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4808 2008-02-20 Richard Guenther <rguenther@suse.de>
4811 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4812 be happy with INTEGRAL_TYPE_P.
4814 2008-02-20 Richard Guenther <rguenther@suse.de>
4816 * fold-const.c (split_tree): Associate floatig-point expressions
4817 if flag_associative_math is set.
4819 2008-02-20 Richard Guenther <rguenther@suse.de>
4821 * tree.h (fold_real_zero_addition_p): Declare.
4822 * fold-const.c (fold_real_zero_addition_p): Export.
4823 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4824 floating-point operations with zero and one.
4826 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4828 * doc/install.texi: Correct references to CFLAGS, replacing them
4829 with BOOT_CFLAGS. Document flags used during bootstrap for
4832 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4834 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4835 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4836 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4838 (smin<mode>3): Ditto from similar patterns.
4839 (smax<mode>3): Ditto.
4840 (*ieee_smin<mode>3): Ditto.
4841 (*ieee_smax<mode>3): Ditto.
4842 * config/i386/sse.md (sse): New mode attribute.
4843 (mov<mode>): Macroize expander from movv4sf and movv2df using
4844 SSEMODEF2P mode iterator.
4845 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4846 SSE_VEC_FLOAT_MODE_P as insn constraint.
4847 (storent<mode>): Ditto.
4848 (storent<mode>): Macroize expander from storentsf and storentdf using
4849 MODEF mode iterator.
4850 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4851 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4852 (abs<mode>2): Ditto from similar patterns.
4853 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4854 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4855 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4856 (<sse>_vmsqrt<mode>2): Ditto.
4857 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4858 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4859 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4860 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4861 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4862 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4863 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4865 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4866 iterator and SSE_FLOAT_MODE_P as insn constraint.
4867 (<sse>_ucomi): Ditto from similar patterns.
4868 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4869 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4870 SSE_VEC_FLOAT_MODE_P as insn constraint.
4871 (vcond<mode>): Ditto from similar patterns.
4872 (and<mode>3, *and<mode>3): Ditto.
4873 (<sse>_nand<mode>3): Ditto.
4874 (ior<mode>3, *ior<mode>3): Ditto.
4875 (xor<mode>3, *xor<mode>3): Ditto.
4876 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4877 iterator and SSE_FLOAT_MODE_P as insn constraint.
4878 (*nand<mode>3): Ditto from similar patterns.
4879 (*ior<mode>3): Ditto.
4880 (*xor<mode>3): Ditto.
4882 2008-02-20 Ira Rosen <irar@il.ibm.com>
4884 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4885 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4886 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4888 2008-02-19 Jan Hubicka <jh@suse.cz>
4890 * predict.c (tree_bb_level_predictions): Remove variable next
4891 mistakely introduced by previous commit.
4893 2008-02-19 Jan Hubicka <jh@suse.cz>
4895 * predict.c (predict_paths_leading_to): Rewrite.
4896 (predict_paths_for_bb): New.
4897 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4899 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4902 * Makefile.in (build_file_translate): New.
4903 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4904 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4905 * configure.ac (build_file_translate): Substitute it.
4906 * configure: Regenerate.
4908 2008-02-19 Jan Hubicka <jh@suse.cz>
4910 PR rtl-optimization/34408
4911 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4914 2008-02-19 Jan Hubicka <jh@suse.cz>
4917 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4920 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4923 * config/i386/i386-modes.def: Revert the last DI alignment
4924 change until Ada people can look into it.
4926 2008-02-19 Nick Clifton <nickc@redhat.com>
4928 * opts.c (print_specific_help): Fix typo in --help text.
4930 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4933 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4934 32-bit inline asm without asm alternatives for host GCC < 3.0.
4936 2008-02-19 Richard Guenther <rguenther@suse.de>
4938 PR tree-optimization/34989
4939 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4940 Allow propagation to INDIRECT_REF if we can simplify only.
4942 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4944 * c-common.c (warn_for_collisions_1): Use appropriate option when
4947 2008-02-19 Nick Clifton <nickc@redhat.com>
4950 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4951 (handle_options): Fix indentation.
4952 (print_filtered_help): If no language-specific options were
4953 displayed tell the user how to list all the options supported by
4954 the language's front-end.
4955 (print_specific_help): Fix indentation and remove duplicate line.
4956 (common_handle_option): Handle the -v option.
4957 For --help enable the display of undocumented options if the -v
4958 switch has been included on the command line.
4959 For --help= check for overlaps in the arguments between the option
4960 classes and the language names and issue a warning when they
4961 cannot be disambiguated.
4962 * c.opt (v): Pass on to the common option handler.
4964 2008-02-19 Revital Eres <eres@il.ibm.com>
4966 * modulo-sched.c (sms_schedule): Change dump message when
4967 create_ddg function fails.
4968 (try_scheduling_node_in_cycle): Rename row to cycle.
4969 (print_partial_schedule): Rename CYCLE to ROW.
4971 2008-02-19 Christian Bruel <christian.bruel@st.com>
4972 Zdenek Dvorak <ook@ucw.cz>
4974 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4976 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4979 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4980 (*x86_movdicc_0_m1_se): Ditto.
4982 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4984 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4985 (CMPtype): Define as __gcc_CMPtype.
4986 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4987 (CMPtype): Define as __gcc_CMPtype.
4989 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4991 Support valgrind 3.3 for --enable-checking=valgrind.
4992 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4994 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4995 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4996 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4997 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4998 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4999 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
5000 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
5002 * ggc-zone.c: Similar.
5003 * ggc-page.c: Similar.
5005 2008-02-19 Paul Brook <paul@codesourcery.com>
5008 * config/arm/ieee754-df.S: Fix do_it typo.
5009 * config/arm/ieee754-sf.S: Fix do_it typo.
5011 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5014 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5015 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5016 (OPTION_MASK_ISA_SSE_SET): Likewise.
5017 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5018 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5019 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5020 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5021 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5022 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5023 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5024 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5025 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5026 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5027 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5028 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5029 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5030 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5031 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5032 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5033 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5034 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5035 (OPTION_MASK_ISA_SSE4): Removed.
5036 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5037 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5038 (override_options): Don't turn on implied SSE/MMX bits in
5041 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5043 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5046 2008-02-18 Joey Ye <joey.ye@intel.com>
5049 * tree-nested.c (insert_field_into_struct): Set type alignment
5050 to field alignment if the former is less than the latter.
5052 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5054 * BASE-VER: Set to 4.4.0.
5056 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5058 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5059 * doc/cfg.texi: Likewise.
5060 * doc/extend.texi: Likewise.
5061 * doc/gty.texi: Likewise.
5062 * doc/invoke.texi: Likewise.
5063 * doc/loop.texi: Likewise.
5064 * doc/md.texi: Likewise.
5065 * doc/passes.texi: Likewise.
5066 * doc/rtl.texi: Likewise.
5067 * doc/sourcebuild.texi: Likewise.
5068 * doc/tm.texi: Likewise.
5069 * doc/tree-ssa.texi: Likewise.
5071 2008-02-17 Richard Guenther <rguenther@suse.de>
5074 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5075 without default definition.
5077 2008-02-17 Richard Guenther <rguenther@suse.de>
5079 PR tree-optimization/35231
5080 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5083 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5086 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5087 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5088 libgcc_cmp_return mode.
5090 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5093 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5095 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5097 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5100 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5102 * doc/c-tree.texi: Use `@.' where appropriate.
5103 * doc/extend.texi: Likewise.
5104 * doc/install.texi: Likewise.
5105 * doc/invoke.texi: Likewise.
5106 * doc/loop.texi: Likewise.
5107 * doc/makefile.texi: Likewise.
5108 * doc/md.texi: Likewise.
5109 * doc/passes.texi: Likewise.
5110 * doc/standards.texi: Likewise.
5111 * doc/tm.texi: Likewise.
5113 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5116 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5118 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5119 rather than in entry_bb.
5121 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5123 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5124 libgcc_cmp_return mode.
5126 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5129 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5130 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5132 2008-02-15 Richard Guenther <rguenther@suse.de>
5133 Zdenek Dvorak <ook@ucw.cz>
5135 PR tree-optimization/35164
5136 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5137 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5138 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5139 Only propagate addresses which do not have abnormal SSA_NAMEs
5142 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5145 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5147 2008-02-15 Jan Hubicka <jh@suse.cz>
5150 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5152 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5155 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5156 when calculating alignment_pad.
5158 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5160 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5161 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5162 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5163 and STACK_BOUNDARY define.
5165 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5167 PR preprocessor/35061
5168 * c-pragma.c (handle_pragma_pop_macro): Check that
5169 pushed_macro_table has been allocated.
5171 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5174 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5175 (force_gimple_operand): Likewise.
5176 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5177 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5178 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5179 (find_interesting_uses_address): Check addressability and alignment
5180 of the base expression only after substituting bases of IVs into it.
5182 2008-02-14 Michael Matz <matz@suse.de>
5185 * function.c (instantiate_virtual_regs_in_insn): Reload address
5186 before falling back to reloading the whole operand.
5188 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5190 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5191 before the first section switch note.
5193 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5195 * doc/bugreport.texi: Update copyright years.
5196 * doc/c-tree.texi: Likewise.
5197 * doc/cfg.texi: Likewise.
5198 * doc/cpp.texi: Likewise.
5199 * doc/cppinternals.texi: Likewise.
5200 * doc/fragments.texi: Likewise.
5201 * doc/frontends.texi: Likewise.
5202 * doc/gcc.texi: Likewise.
5203 * doc/gty.texi: Likewise.
5204 * doc/hostconfig.texi: Likewise.
5205 * doc/implement-c.texi: Likewise.
5206 * doc/libgcc.texi: Likewise.
5207 * doc/loop.texi: Likewise.
5208 * doc/makefile.texi: Likewise.
5209 * doc/options.texi: Likewise.
5210 * doc/passes.texi: Likewise.
5211 * doc/rtl.texi: Likewise.
5212 * doc/sourcebuild.texi: Likewise.
5213 * doc/standards.texi: Likewise.
5214 * doc/tree-ssa.texi: Likewise.
5215 * doc/trouble.texi: Likewise.
5217 * doc/extend.texi: Use @: or add comma where appropriate.
5218 * doc/invoke.texi: Likewise.
5219 * doc/tm.texi: Likewise.
5221 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5224 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5227 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5229 * doc/md.texi (clz, ctz): Add reference.
5230 * doc/rtl.texi (clz, ctz): Likewise.
5232 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5235 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5238 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5240 * config/s390/s390.c (struct constant_pool): New field
5241 emit_pool_after added.
5242 (s390_mainpool_start): Set the emit_pool_after flag according
5243 to the section switch notes.
5244 (s390_mainpool_finish): Consider emit_pool_after when emitting
5245 the literal pool at the end of the function.
5246 (s390_chunkify_start): Force literal pool splits at section
5249 2008-02-13 Michael Matz <matz@suse.de>
5252 * var-tracking.c (clobber_variable_part): Correctly traverse the
5255 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5258 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5259 Add -fdump-ipa-inline.
5260 * tree-dump.c (dump_files): Remove tree-inlined dump.
5261 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5263 2008-02-12 Richard Guenther <rguenther@suse.de>
5265 PR tree-optimization/35171
5266 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5269 2008-02-12 Richard Guenther <rguenther@suse.de>
5272 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5273 value-preserving mode. Disallow final truncation.
5275 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5278 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5279 code from here to...
5280 (force_gimple_operand): ...here.
5282 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5285 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5286 non-compatible pointers.
5287 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5288 different FIELD_DECLs, try harder by comparing field offsets, sizes
5292 * function.c (match_asm_constraints_1): Don't replace the same input
5295 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5297 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5298 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5299 (expand_epilogue): Restore RAMPZ register.
5300 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5302 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5304 * config/i386/cygwin.asm: (__alloca): Correct calling
5305 convention and alignment.
5306 (__chkstk): Force 8 byte stack alignment.
5308 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5309 Richard Guenther <rguenther@suse.de>
5311 PR tree-optimization/33992
5312 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5313 the zero we compare against.
5315 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5318 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5319 to CloseHandle after unlocking to prevent accumulation of handle
5322 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5325 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5326 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5327 and update LABEL_NUSES during and after reload.
5329 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5332 * combine.c (simplify_if_then_else): Make sure the comparison is
5333 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5335 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5338 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5339 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5340 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5341 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5342 * tree.h (get_type_static_bounds): Likewise.
5344 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5346 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5347 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5348 Make -Wfoo language annotations match what the compiler outputs.
5350 2008-02-08 Sa Liu <saliu@de.ibm.com>
5352 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5353 intrinsics spu_convts, spu_convtu, spu_convtf.
5354 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5356 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5358 * doc/extend.texi (Function Attributes) <noinline>: Mention
5359 asm ("") as method to keep calls.
5361 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5364 * doc/options.texi (Options): Replace references to opts.sh with
5366 * opts-common.c: Likewise.
5367 * optc-gen.awk: Likewise.
5369 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5371 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5373 2008-02-07 Richard Henderson <rth@redhat.com>
5376 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5377 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5380 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5382 PR tree-optimization/35085
5383 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5384 for operand entry oe2 in addition to operand entry oe3 in order to
5385 expose more opportunities for vectorizer sum reduction.
5387 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5390 * Makefile.in (LIBS): Remove $(GMPLIBS).
5391 (cc1-dummy, cc1): Add $(GMPLIBS).
5393 2008-02-06 Jan Hubicka <jh@suse.cz>
5396 * i386.md (moddf_integer): Do not produce partial memory stalls for
5397 targets where it hurts.
5399 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5402 * optabs.c (expand_float): Do not check for decimal modes when
5403 expanding unsigned integer through signed conversion.
5405 2008-02-06 Nick Clifton <nickc@redhat.com>
5407 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5408 inside the clobber with a match_operand and duplicated operand
5409 number in the constraint.
5410 (ineqbranchsi): Delete redundant comment.
5412 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5414 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5415 builtin_define ("__USE_INIT_FINI__").
5416 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5418 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5420 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5422 PR documentation/30330
5423 * doc/invoke.texi (C++ Dialect Options)
5424 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5425 For each warning option -Wfoo that allows -Wno-foo, ensure both
5426 -Wfoo and -Wno-foo are listed in the option index. Fix index
5427 entry of -Wswitch-default, index -Wnormalized= including the
5428 `=', and -Wlarger-than-@var{len} including @var{len}.
5430 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5432 * config/i386/i386.md (floatunssisf2): Use
5433 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5434 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5435 Macroize expander using MODEF mode iterator.
5437 2008-02-05 Diego Novillo <dnovillo@google.com>
5439 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5442 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5444 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5447 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5449 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5452 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5453 to indicate if a message should be generated.
5454 (init_cumulative_args): Updated.
5455 (function_value_32): Likewise.
5457 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5459 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5461 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5464 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5465 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5467 2008-02-04 Diego Novillo <dnovillo@google.com>
5469 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5472 * tree-vrp.c (vrp_evaluate_conditional): With
5473 -Wtype-limits, emit a warning when comparing against a
5474 constant outside the natural range of OP0's type.
5476 2008-02-04 Richard Guenther <rguenther@suse.de>
5479 * expr.c (count_type_elements): Give for unions instead of
5482 2008-02-04 Richard Guenther <rguenther@suse.de>
5485 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5486 to TYPE_DOMAINs base type instead of using bitsizetype here.
5488 2008-02-03 Jason Merrill <jason@redhat.com>
5490 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5492 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5495 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5496 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5497 (RS/6000 and PowerPC Options): Fix typos and markup.
5498 * doc/passes.texi (Tree-SSA passes): Likewise.
5500 2008-02-02 Michael Matz <matz@suse.de>
5503 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5504 from record_last_reg_set_info.
5505 (record_last_reg_set_info): Take an RTX argument, iterate over all
5506 constituent hardregs.
5507 (record_last_set_info, record_opr_changes): Change calls to
5508 new signature or to record_last_reg_set_info_regno.
5510 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5512 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5514 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5516 PR rtl-optimization/34773
5517 * reg-notes.def (EQUAL): Mention significance of combination of
5518 REG_EQUAL and REG_RETVAL.
5519 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5520 insn that has a REG_RETVAL.
5522 2008-02-01 Roger Sayle <roger@eyesopen.com>
5525 * configure.ac (--enable-fixed-point): Disable unless explicitly
5527 * configure: Regenerate.
5529 2008-02-01 Richard Guenther <rguenther@suse.de>
5532 * invoke.texi (-finline-limit): Remove no longer true parts
5533 of the documentation. Note that there is no default value.
5535 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5536 Mark Mitchell <mark@codesourcery.com>
5537 Ben Elliston <bje@au.ibm.com>
5540 * doc/extend.texi (Other Builtins): Document.
5542 2008-01-31 Tom Browder <tom.browder@gmail.com>
5544 * doc/c-tree.texi (Types): Fix grammar.
5545 (Expression trees): Ditto.
5546 * doc/passes.texi (Tree-SSA passes): Ditto.
5548 * doc/configterms.texi (Configure Terms): Fix typo.
5549 * doc/cpp.texi (Common Predefined Macros): Ditto.
5550 * doc/md.texi (Machine Constraints): Ditto.
5552 * doc/makefile.texi (Makefile): Add comma.
5554 2008-01-31 Tom Browder <tom.browder@gmail.com>
5555 Gerald Pfeifer <gerald@pfeifer.com>
5557 * doc/sourcebuild.texi (Front End): Remove references to CVS
5558 and CVSROOT/modules.
5559 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5560 (Back End): Remove reference to CVS.
5562 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5565 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5567 (mips16_gp_pseudo_reg): ...here.
5568 * config/mips/mips.md (load_const_gp): Replace with...
5569 (load_const_gp_<mode>): ...this :P-based insn.
5571 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5573 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5574 options. Minor fixes.
5575 (-std): Move reference to standards closer to where language
5576 standards are first mentioned.
5578 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5580 PR rtl-optimization/34995
5581 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5582 parameter and return a bool. If the rtx parameter is nonnull,
5583 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5584 (find_reloads): Update call accordingly. Pass the new operand
5585 if it needed no address reloads, otherwise pass null.
5587 2008-01-30 Richard Henderson <rth@redhat.com>
5590 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5591 for unbounded arrays.
5593 2008-01-30 Silvius Rus <rus@google.com>
5595 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5597 2008-01-30 Jan Hubicka <jh@suse.cz>
5600 * i386.c (init_cumulative_args): Use real function declaration when
5603 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5605 PR rtl-optimization/34998
5606 * global.c (build_insn_chain): Treat non-subreg_lowpart
5607 SUBREGs of pseudos as clobbering all the words covered by the
5608 SUBREG, not just all the bytes.
5609 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5610 original df_ref rather than an extract parameter.
5611 (global_conflicts): Update call accordingly.
5613 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5615 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5616 the overflow check to make it easier to read.
5617 (__fixtfdi): Change the type of the ll member in union
5618 long_double to UDItype_x.
5620 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5623 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5624 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5625 * tree-inline.c (fold_marked_statements): Call
5626 cgraph_update_edges_for_call_stmt if folding a call statement.
5627 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5628 debug_generic_stmt calls, reset it back afterwards.
5631 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5633 * c-typeck.c (build_external_ref): Don't pedwarn about
5634 static vars in current function's scope.
5636 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5638 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5640 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5643 * ipa-struct-reorg.c: Fix spelling.
5644 * params.def: Ditto.
5646 2008-01-29 Richard Guenther <rguenther@suse.de>
5649 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5651 * tree-inline.c (remap_type): Increment remapping_type_depth
5652 around remapping types.
5653 (copy_body_r): Only add referenced variables if they are referenced
5654 from code, not types.
5656 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5667 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5668 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5670 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5673 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5674 pointer for tiny stack.
5676 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5678 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5680 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5682 * config/vx-common.h: Fix typo in comment.
5684 2008-01-28 Ian Lance Taylor <iant@google.com>
5688 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5689 coalesce pointers if they have different DECL_NO_TBAA_P values.
5690 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5691 between variables with different DECL_NO_TBAA_P values.
5693 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5696 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5697 are not legitimate small data references on SPE targets.
5699 2008-01-28 David Daney <ddaney@avtrex.com>
5701 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5703 2008-01-28 David Daney <ddaney@avtrex.com>
5705 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5707 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5709 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5710 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5711 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5712 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5713 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5714 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5715 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5716 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5718 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5720 * basic-block.h (condjump_equiv_p): Fix comment.
5722 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5724 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5725 print_generic_stmt_indented): Fix comment.
5727 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5729 * configure.ac (__stack_chk_fail): Add detecion for availability
5730 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5731 * configure: Regenerate.
5733 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5736 * final.c (output_addr_const): Handle TRUNCATE.
5738 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5741 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5742 (zero_cost, infinite_cost): New constants.
5743 (struct cost_pair): Change type of cost to comp_cost.
5744 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5745 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5747 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5748 split_address_cost, ptr_difference_cost, difference_cost,
5749 get_computation_cost_at, get_computation_cost,
5750 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5751 determine_use_iv_cost_condition, determine_use_iv_costs,
5752 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5753 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5754 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5755 Change type of cost to comp_cost.
5756 (determine_iv_cost): Increase cost of non-original ivs, instead
5757 of decreasing the cost of original ones.
5758 (get_address_cost): Indicate the complexity of the addressing mode
5760 (try_add_cand_for): Prefer using ivs not specific to some object.
5761 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5763 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5764 Janis Johnson <janis187@us.ibm.com>
5767 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5768 (TARGET_INSTANTIATE_DECLS): Likewise.
5769 * target.h (expand_to_rtl_hook): New target hook.
5770 (instantiate_decls): Likewise.
5771 * function.c (instantiate_decl): Make non-static. Rename to...
5772 (instantiate_decl_rtl): ... this.
5773 (instantiate_expr): Use instantiate_decl_rtl.
5774 (instantiate_decls_1): Likewise.
5775 (instantiate_decls): Likewise.
5776 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5777 * function.h (instantiate_decl_rtl): Add prototype.
5778 * cfgexpand.c (target.h): New include.
5779 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5780 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5781 (TARGET_INSTANTIATE_DECLS): Likewise.
5782 (TARGET_INITIALIZER): New target hooks added.
5783 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5785 * config/rs6000/rs6000.c (tree-flow.h): New include.
5786 (machine_function): Add sdmode_stack_slot field.
5787 (rs6000_alloc_sdmode_stack_slot): New function.
5788 (rs6000_instantiate_decls): Likewise.
5789 (rs6000_secondary_memory_needed_rtx): Likewise.
5790 (rs6000_check_sdmode): Likewise.
5791 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5792 (TARGET_INSTANTIATE_DECLS): Likewise.
5793 (rs6000_hard_regno_mode_ok): Allow SDmode.
5794 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5795 (rs6000_emit_move): Handle SDmode.
5796 (function_arg_advance): Likewise.
5797 (function_arg): Likewise.
5798 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5799 SDmode var args for 32-bit compiles.
5800 (rs6000_secondary_reload_class): Handle SDmode.
5801 (rs6000_output_function_epilogue): Likewise.
5802 (rs6000_function_value): Simplify if statement.
5803 (rs6000_libcall_value): Likewise.
5804 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5805 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5806 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5807 (movsd_hardfloat): New define_insn.
5808 (movsd_softfloat): Likewise.
5809 (movsd_store): Likewise.
5810 (movsd_load): Likewise.
5811 (extendsddd2): Likewise.
5812 (extendsdtd2): Likewise.
5813 (truncddsd2): Likewise.
5814 (movdd_hardfloat64): Fixup comment.
5815 (UNSPEC_MOVSD_LOAD): New constant.
5816 (UNSPEC_MOVSD_STORE): Likewise.
5818 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5821 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5823 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5824 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5825 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5828 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5831 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5832 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5833 __LONGDOUBLE128 too.
5834 * config/rs6000/aix61.h: New file.
5836 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5838 PR rtl-optimization/34959
5839 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5840 popcount and parity rtxes the same mode as their operand.
5841 Truncate or extend the result to the return value's mode
5844 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5847 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5848 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5849 to GOT_VERSION_REGNUM.
5850 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5851 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5852 * config/mips/mips.c (mips_emit_call_insn): New function.
5853 (mips_call_tls_get_addr): Call mips_expand_call directly.
5854 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5856 (mips16_build_call_stub): Likewise. Return the call insn or null.
5857 (mips_expand_call): Update the call to mips16_build_call_stub
5858 accordingly and a remove redundant condition. Assert that MIPS16
5859 stubs do not use lazy binding. Use mips_emit_call_insn and return
5861 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5863 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5864 (mips_avoid_hazard): Remove hazard_set handling.
5865 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5866 (UNSPEC_RESTORE_GP): ...this.
5867 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5868 (FAKE_CALL_REGNO): Rename to...
5869 (GOT_VERSION_REGNUM): ...this.
5870 (type): Add "ghost" value. Add an associated insn reservation.
5871 (hazard_set): Remove.
5872 (exception_receiver): Rename to...
5873 (restore_gp): ...this and update the unspec identifier accordingly.
5874 (exception_receiver, nonlocal_got_receiver): New expanders.
5875 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5876 FAKE_CALL_REGNO. Remove hazard_set attribute.
5877 (set_got_version, update_got_version): New patterns.
5879 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5882 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5884 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5887 * doc/install.texi2html: Generate gcc-vers.texi.
5889 2008-01-25 DJ Delorie <dj@redhat.com>
5891 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5893 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5895 * config/c4x: Remove directory.
5896 * config.gcc (crx-*, mt-*): Mark obsolete.
5897 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5898 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5899 sh-*-rtemscoff*): Remove cases.
5900 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5901 * real.c (encode_c4x_single, decode_c4x_single,
5902 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5903 c4x_extended_format): Remove.
5904 * real.h (c4x_single_format, c4x_extended_format): Remove.
5905 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5907 (Pragmas): Remove comment about c4x pragmas.
5908 * doc/install.texi (c4x): Remove target-specific instructions.
5909 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5910 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5911 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5912 refer to C4x source files as examples.
5913 (C4X_FLOAT_FORMAT): Remove documentation.
5915 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5917 * config/bfin/bfin.c (override_options): Reorder tests so that
5918 flag_pic gets enabled for -msep-data.
5920 2008-01-25 Richard Guenther <rguenther@suse.de>
5923 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5924 to its bitfield precision if required.
5926 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5929 * tree-nested.c (walk_omp_for): New function.
5930 (convert_nonlocal_reference, convert_local_reference): Call
5931 walk_omp_for on OMP_FOR.
5932 (convert_call_expr): Call walk_body on OMP_FOR's
5933 OMP_FOR_PRE_INIT_BODY.
5935 2008-01-25 Richard Guenther <rguenther@suse.de>
5937 PR tree-optimization/34966
5938 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5939 default defs and PHI_NODEs we have to insert after the
5942 2008-01-24 Nick Clifton <nickc@redhat.com>
5944 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5945 Provide a default definition.
5946 (LIBGCC2_UNITS_PER_WORD): Likewise.
5948 * config/stormy16/stormy16.c: Include df.h for the prototype
5949 for df_regs_ever_live_p.
5950 (xstormy16_expand_builtin_va_start): Convert the stack offset
5951 into a component_ref and then use POINTER_PLUS_EXPR to add it
5952 to the incoming_virtual_args_rtx.
5953 (xstormy16_gimplify_va_arg_expr): Rename to
5954 xstormy16_gimplify_va_arg_expr.
5955 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5956 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5957 xstormy16_gimplify_va_arg_expr.
5958 Fix up some formatting issues.
5960 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5961 Move to predicates.md.
5962 (xs_hi_general_operand): Likewise.
5963 (xs_hi_nonmemory_operand): Likewise.
5964 * config/stormy16/predicates.md:
5965 (xstormy16_carry_plus_operand): New predicate.
5966 (xs_hi_general_operand): New predicate.
5967 (xs_hi_nonmemory_operand): New predicate.
5968 * config/stormy16/stormy16-protos.h:
5969 (xstormy16_carry_plus_operand): Delete prototype.
5970 (xs_hi_general_operand): Likewise.
5971 (xs_hi_nonmemory_operand): Likewise.
5973 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5974 modifiers as they are no longer needed and they can trigger
5975 reload spill failures.
5977 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5978 with a match_operand in order to help reload.
5980 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5981 constraint with 'e' for the 8th alternative as this version of
5982 the mov.w instruction only accepts the lower 8 registers.
5984 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5987 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5988 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5991 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5994 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5996 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5998 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
6000 (remove_structure): Update allocations list before removing structure.
6002 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6004 * ipa-struct-reorg.c (is_safe_cond_expr,
6005 create_new_stmts_for_cond_expr): Use integer_zerop function,
6006 that recognize not only zero-pointer, but zero-integer too.
6008 2008-01-25 Ben Elliston <bje@au.ibm.com>
6011 * fixproto: Escape "." in sed expression that strips leading "./".
6013 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6016 * gcc.c (SWITCH_OK): Removed.
6017 (SWITCH_LIVE): Changed to bit.
6018 (SWITCH_FALSE): Likewise.
6019 (SWITCH_IGNORE): Likewise.
6020 (switchstr): Change live_cond to unsigned int.
6021 (process_command): Replace SWITCH_OK with 0.
6022 (do_self_spec): Likewise.
6023 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6024 (give_switch): Likewise.
6025 (used_arg): Likewise.
6026 (do_spec_1): Set the SWITCH_IGNORE bit.
6027 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6028 bits. Set the SWITCH_LIVE bit.
6030 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6032 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6034 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6036 PR tree-optimization/34472
6037 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6038 parameter to a "bool *" and set *DATA to false if there is
6039 an unsafe access. Do not delete the structure here.
6040 (check_cond_exprs): Delete it here instead.
6041 (check_cond_exprs, exclude_cold_structs): Do not increase
6042 I when removing a structure.
6044 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6047 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6048 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6050 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6053 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6054 a fixed vector for stack.
6056 2008-01-24 Ben Elliston <bje@au.ibm.com>
6059 * doc/gcc.texi (Software development): Add a direntry for g++.
6061 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6063 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6064 stale and straggling -fforce-addr comments above.
6066 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6068 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6069 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6071 2008-01-23 Michael Matz <matz@suse.de>
6074 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6077 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6079 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6082 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6084 * config/avr/avr.c (avr_current_arch): New variable.
6085 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6086 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6087 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6088 (avr_override_options): Init 'avr_current_arch'.
6089 (base_arch_s): Move from here...
6090 * config/avr/avr.h (base_arch_s): ... here. Add new members
6091 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6092 'mega' to 'have_jmp_call'.
6093 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6094 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6096 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6098 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6099 MULTILIB_MATCHES): (Ditto.).
6101 2008-01-23 Richard Guenther <rguenther@suse.de>
6104 * cgraphunit.c (cgraph_reset_node): Always mark the node
6105 not reachable if it is not queued already.
6107 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6109 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6110 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6111 (cputype_selected): New static variable.
6112 (bfin_handle_option): Set it if -mcpu is used.
6113 (override_option): Select default set of workarounds if no cpu type
6114 selected on the command line.
6115 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6117 From Michael Frysinger <michael.frysinger@analog.com>
6118 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6119 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6121 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6122 for bf547, bf523, bf524, and bf526.
6123 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6125 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6126 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6127 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6128 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6129 * doc/invoke.texi (Blackfin Options): Document that
6130 -mcpu now accept bf547, bf523, bf524, and bf526.
6132 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6134 PR rtl-optimization/34628
6135 * combine.c (try_combine): Stop and undo after the first combination
6136 if an autoincrement side-effect on the first insn has effectively
6139 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6142 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6143 Offset addresses are not valid for Altivec or paired float modes.
6145 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6148 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6149 if DECL_INITIAL (decl) is error_mark_node.
6152 * c-common.c (handle_vector_size_attribute): Only allow
6153 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6154 the same way as pointer, array etc. types.
6155 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6158 * tree.c (build_type_attribute_qual_variant): Call
6159 build_qualified_type if attributes are equal, but quals are not.
6161 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6164 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6165 * flags.h (warn_strict_aliasing): Remove.
6166 (warn_strict_overflow): Remove.
6167 * opts.c (warn_strict_aliasing): Remove.
6168 (warn_strict_overflow): Remove.
6169 * c-opts.c (c_common_handle_option): -Wall only sets
6170 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6171 (c_common_post_options): Give default values to -Wstrict-aliasing
6172 and -Wstrict-overflow if they are uninitialized.
6173 * common.opt (Wstrict-aliasing): Specify Var and Init.
6174 (Wstrict-overflow): Likewise.
6176 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6178 PR rtl-optimization/26854
6179 PR rtl-optimization/34400
6180 PR rtl-optimization/34884
6181 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6183 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6184 (df_rd_bb_info.expanded_lr_out): Deleted
6185 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6186 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6187 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6188 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6189 Removed code to allocate, initialize or free expanded_lr_out.
6190 (df_rd_bb_local_compute_process_def): Restructured to make more
6192 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6193 sets if the sets are being trimmed.
6195 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6198 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6199 (as_vers): Likewise.
6200 * configure: Regenerated.
6202 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6205 * tree-pass.h (pass_build_alias): New pass.
6206 * tree-ssa-alias.c (gate_build_alias): New.
6207 (pass_build_alias): New.
6208 * passes.c (init_optimization_passes): Add pass_build_alias after
6209 pass_create_structure_vars.
6211 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6213 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6214 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6215 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6216 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6217 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6218 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6219 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6220 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6221 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6222 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6223 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6224 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6225 * config/s390/s390.md (FP_ALL): New mode iterator.
6226 (_d): New mode attribute.
6227 ("*signbit<mode>2>"): Changed mode of first operand.
6228 ("isinf<mode>2"): Changed mode of first operand.
6229 ("*TDC_insn"): Adaptation for DFP modes.
6231 2008-01-22 Ben Elliston <bje@au.ibm.com>
6233 * tree.c (check_qualified_type): Improve function description.
6235 2008-01-21 Jason Merrill <jason@redhat.com>
6238 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6239 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6242 2008-01-21 DJ Delorie <dj@redhat.com>
6244 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6247 2008-01-21 Richard Guenther <rguenther@suse.de>
6250 * tree-cfg.c (verify_expr): Allow all invariant expressions
6251 instead of just constant class ones as reference argument.
6252 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6253 like any other constant.
6254 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6256 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6258 * regmove.c (fixup_match_1): Update call crossed frequencies.
6260 2008-01-21 Richard Guenther <rguenther@suse.de>
6263 * tree-inline.c (setup_one_parameter): Deal with mismatched
6264 types using a VIEW_CONVERT_EXPR.
6266 2008-01-21 Alon Dayan <alond@il.ibm.com>
6267 Olga Golovanevsky <olga@il.ibm.com>
6269 PR tree-optimization/34701
6270 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6271 when the structure size is not a power of 2.
6273 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6275 * doc/install.texi: Add doc for --enable-checking=df.
6277 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6279 PR rtl-optimization/34808
6280 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6282 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6284 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6287 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6289 PR rtl-optimization/26854
6290 PR rtl-optimization/34400
6291 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6293 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6294 (df_rd_bb_info.expanded_lr_out): New.
6295 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6296 * loop_iv.c (iv_analysis_loop_init): Ditto.
6297 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6298 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6299 Added code to allocate, initialize or free expanded_lr_out.
6300 (df_rd_bb_local_compute_process_def): Restructured to make
6301 more understandable.
6302 (df_rd_confluence_n): Add code to do nothing with fake edges and
6303 code to no apply invalidate_by_call sets if the sets are being trimmed.
6304 (df_lr_local_finalize): Renamed to df_lr_finalize.
6305 (df_live_local_finalize): Renamed to df_live_finalize.
6307 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6310 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6311 deciding whether to use reciprocal instructions.
6313 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6315 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6316 dwarf2out_note_section_used if cold_text_section is NULL.
6318 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6320 PR gcov-profile/34610
6321 * tree-cfg.c (make_edges): Mark both outgoing edges from
6322 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6323 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6324 from OMP_FOR and OMP_CONTINUE outgoing edges.
6326 * tree-profile.c (tree_profiling): Return early if
6327 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6329 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6330 from cfun to child_cfun.
6331 * function.h (struct function): Add after_tree_profile bit.
6333 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6335 * config/avr/avr.S (_exit): Disable interrupt.
6337 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6338 Steven Bosscher <stevenb.gcc@gmail.com>
6340 PR rtl-optimization/26854
6341 PR rtl-optimization/34400
6342 * df-problems.c (df_live_scratch): New scratch bitmap.
6343 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6344 (df_live_reset): Clear the proper bitmaps.
6345 (df_live_bb_local_compute): Only process the artificial defs once
6346 since the order is not important.
6347 (df_live_init): Init the df_live sets only with the variables
6348 found live by df_lr.
6349 (df_live_transfer_function): Use the df_lr sets to prune the
6350 df_live sets as they are being computed.
6351 (df_live_free): Free df_live_scratch.
6353 2008-01-18 Ian Lance Taylor <iant@google.com>
6355 * common.opt: Add fmerge-debug-strings.
6356 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6357 flag_merge_debug_strings rather than flag_merge_constants.
6358 * doc/invoke.texi (Option Summary): Mention
6359 -fmerge-debug-strings.
6360 (Debugging Options): Document -fmerge-debug-strings.
6362 2008-01-18 Ian Lance Taylor <iant@google.com>
6365 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6366 (struct tree_function_decl): Add new field operator_new_flag.
6367 * tree-inline.c (expand_call_inline): When inlining a call to
6368 operator new, force the return value to go into a variable, and
6369 set DECL_NO_TBAA_P on that variable.
6370 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6372 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6375 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6376 DWARF2_DEBUGGING_INFO.
6377 (dwarf2out_note_section_used): Ditto. Add prototype.
6378 (have_multiple_function_sections, text_section_used,
6379 cold_text_section_used, *cold_text_sections): Move declarations
6382 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6384 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6385 field and add signal_ra.
6386 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6387 assignments to frame state pc. Move end of stack check after
6388 MD_FALLBACK_FRAME_STATE_FOR.
6389 (uw_update_context_1): Use frame state signal_regs if set, instead
6390 of checking signal_frame flag.
6391 (uw_update_context): Use frame state signal_ra if set.
6392 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6393 * config/xtensa/linux-unwind.h: New file.
6395 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6397 * modulo-sched.c (get_sched_window): Fix comment typo.
6399 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6401 PR tree-optimization/34648
6402 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6404 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6406 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6407 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6409 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6411 PR rtl-optimization/34400
6412 * df-core.c (df_worklist_dataflow_overeager,
6413 df_worklist_dataflow_doublequeue): New functions.
6414 (df_worklist_dataflow): Two different worklist solvers.
6415 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6418 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6421 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6422 and ftree-parallelize-loops.
6424 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6426 PR rtl-optimization/34826
6427 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6429 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6431 * global.c (find_reg): Mark the eh regs as used if necessary.
6432 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6433 * ra.h (struct allocno): no_eh_reg field added. Changed
6434 no_stack_reg type to bitfield.
6436 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6438 * tree.c (substitute_in_expr): Add missing 'break'.
6440 2008-01-17 Richard Guenther <rguenther@suse.de>
6442 PR tree-optimization/34825
6443 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6444 x / x as division to handle.
6446 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6448 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6449 "-pthread" is specified.
6450 * pa-hpux11.h (LIB_SPEC): Likewise.
6452 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6453 Peter Bergner <bergner@vnet.ibm.com>
6455 PR rtl-optimization/33796
6456 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6458 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6460 PR libgfortran/34699
6461 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6463 * pa-hpux10.h (LINK_SPEC): Likewise.
6464 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6466 2008-01-16 Richard Guenther <rguenther@suse.de>
6469 * fold-const.c (fold_convert_const_int_from_int): Do not
6470 set overflow if that occured only because of a sign extension
6471 change when converting from/to a sizetype with the same
6472 precision and signedness.
6474 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6477 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6478 location address to the correct place. Update copyright year.
6480 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6482 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6483 no dependences in the dependence_relations vector.
6485 2008-01-16 Jan Hubicka <jh@suse.cz>
6487 PR rtl-optimization/31396
6488 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6489 * cfg.c (dump_reg_info): Print it.
6490 * regs.h (struct reg_info_t): add freq_calls_crossed.
6491 (REG_FREQ_CALLS_CROSSED): New macro.
6492 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6493 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6494 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6495 regmove_optimize): Update call crossed frequencies.
6496 * local-alloc.c (struct qty): Add freq_calls_crossed.
6497 (alloc_qty): Copute freq_calls_crossed.
6498 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6499 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6500 * ra.h (struct allocno): Add freq_calls_crossed.
6502 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6504 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6505 libgomp when compiling with ftree-parallelize-loops.
6506 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6508 2008-01-16 Richard Guenther <rguenther@suse.de>
6510 PR tree-optimization/34769
6511 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6512 * tree.c (int_cst_value): Instead make this function more
6513 permissive in what it accepts as valid input. Document this
6514 function always sign-extends the value.
6516 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6517 Richard Guenther <rguenther@suse.de>
6520 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6521 (gimple_fold_indirect_ref_rhs): ... this.
6522 (gimple_fold_indirect_ref): New function with foldings
6523 that preserve lvalueness.
6524 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6525 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6526 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6527 to fold an INDIRECT_REF, fall back to the old use of
6528 fold_indirect_ref_1.
6530 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6532 * tree-data-ref.c (subscript_dependence_tester_1): Call
6533 free_conflict_function.
6534 (compute_self_dependence): Same.
6536 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6539 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6540 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6542 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6543 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6544 for DWARF2_UNWIND_INFO targets.
6546 2008-01-16 Richard Guenther <rguenther@suse.de>
6549 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6550 type qualifiers for function types.
6552 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6554 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6555 loop_iterator li from previous commit.
6557 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6559 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6561 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6563 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6564 (parallelize_loops): Don't parallelize irreducible components.
6566 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6569 * c-opts (c_common_post_options): Do not enable CPP
6570 flag_pedantic_errors by default.
6572 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6574 PR rtl-optimization/31944
6575 * cse.c (remove_pseudo_from_table): New function.
6576 (merge_equiv_classes): Use above function to remove pseudo-registers.
6577 (invalidate): Likewise.
6579 2008-01-13 Richard Guenther <rguenther@suse.de>
6582 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6583 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6585 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6587 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6588 validate_change to unshare the source of the PC set.
6590 2008-01-12 Jan Hubicka <jh@suse.cz>
6593 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6594 references above array bounds. This might trigger bounds checks for
6597 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6599 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6600 new_replaceable_dependencies.
6602 2008-01-12 Doug Kwan <dougkwan@google.com>
6604 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6605 instead of OPT_Wreturn_type in warning due to ignored return type
6607 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6608 options included in -Wextra.
6609 * c.opt: New option -Wignored_qualifiers.
6610 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6611 -Wignore_qualifiers.
6612 (-Wignored-qualifiers): Document.
6613 (-Wreturn-type): Remove description of functionality now handled
6614 by -Wignored-qualifiers.
6616 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6619 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6620 NOP_EXPR if it is between integral types with the same precision.
6622 2008-01-12 Jan Hubicka <jh@suse.cz>
6625 * invoke.texi (max-inline-recursive-depth): Fix default value.
6627 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6629 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6632 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6634 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6636 2008-01-11 James E. Wilson <wilson@specifix.com>
6639 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6641 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6643 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6644 save/restore frame pointer register and don't use 'call-prologues'
6645 optimization in function with "OS_task" attribute.
6647 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6650 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6651 when copying to memory.
6653 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6655 PR rtl-optimization/30905
6656 * cfgcleanup.c: Include dce.h
6657 (crossjumps_occured): New global variable.
6658 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6659 If something changed, set crossjumps_occured to true.
6660 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6661 Don't add/remove fake edges to exit here...
6662 (cleanup_cfg): ...but do it here, when crossjumping.
6663 Run a fast DCE when successful crossjumps occured in the latest
6664 iteration of try_optimize_cfg.
6666 2008-01-11 Richard Guenther <rguenther@suse.de>
6668 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6669 (struct vn_unary_op_s): Likewise.
6670 (vn_reference_insert): Free old reference on hash collision.
6672 2008-01-10 Raksit Ashok <raksit@google.com>
6674 PR rtl-optimization/27971
6675 * combine.c (find_split_point): Split PLUS expressions which are
6676 inside a MEM rtx, and whose first operand is complex.
6678 2008-01-10 DJ Delorie <dj@redhat.com>
6680 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6681 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6682 (m32c_hard_regno_ok): Call the underlying function.
6684 2008-01-10 Richard Guenther <rguenther@suse.de>
6687 * tree-cfg.c (tree_merge_blocks): Do not go through the
6688 full-blown folding and stmt updating path if we just deal
6689 with virtual operands.
6690 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6691 test for abnormal SSA_NAMEs.
6693 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6696 * reload.c (push_reload): Add assertions. All constants from
6697 reg_equiv_constant should have been used for replacing the respective
6699 (find_reloads_address): Invoke find_reloads_address_part for
6700 constant taken from the reg_equiv_constant array.
6702 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6704 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6705 field (valnum) the first in the struct. Replace bools with
6708 2008-01-10 Richard Guenther <rguenther@suse.de>
6710 PR tree-optimization/34651
6711 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6712 types and ordering for masking and converting.
6714 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6716 PR tree-optimization/34017
6717 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6718 also for PHI_NODE expressions.
6720 2008-01-09 Jan Hubicka <jh@suse.cz>
6722 PR tree-optimization/34708
6723 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6724 based on number of case labels.
6725 (init_inline_once): Remove switch_cost.
6726 * tree-inline.h (eni_weights_d): Remove switch_cost.
6728 2008-01-09 Richard Guenther <rguenther@suse.de>
6729 Andrew Pinski <andrew_pinski@playstation.sony.com>
6732 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6733 temporary if an rvalue is ok or an lvalue is not required.
6735 2008-01-09 Richard Guenther <rguenther@suse.de>
6738 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6741 2008-01-09 Richard Guenther <rguenther@suse.de>
6744 * tree.c (host_integerp): Check for sizetype only if the
6745 type is an integer type.
6747 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6750 * opts.c (decode_options): Disable inlining of functions called
6751 once if not in unit-at-a-time mode.
6753 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6755 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6757 2008-01-08 Richard Guenther <rguenther@suse.de>
6760 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6761 out early if the result will be unused.
6763 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6768 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6769 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6772 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6774 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6775 for vectorization tuned.
6777 2008-01-08 Richard Guenther <rguenther@suse.de>
6779 PR tree-optimization/34683
6780 * tree-ssa-operands.c (operand_build_cmp): Export.
6781 * tree-ssa-operands.h (operand_build_cmp): Declare.
6782 * tree-vn.c (vuses_compare): Remove.
6783 (sort_vuses): Use operand_build_cmp.
6784 (sort_vuses_heap): Likewise.
6785 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6786 to re-use old VEC if available. Do not sort already sorted VUSEs.
6787 (vdefs_to_vec): Do not sort already sorted VDEFs.
6789 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6792 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6794 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6797 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6798 limitations of reciprocal sequences on x86 targets.
6800 2008-01-08 Richard Guenther <rguenther@suse.de>
6802 PR tree-optimization/34683
6803 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6805 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6808 * config/darwin.c (darwin_mergeable_string_section): Don't use
6809 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6811 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6814 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6815 negxf2. Macroize expander using X87MODEF mode iterator. Change
6816 predicates of op0 and op1 to register_operand.
6817 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6818 expander using X87MODEF mode iterator. Change predicates of
6819 op0 and op1 to register_operand.
6820 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6821 corresponding patterns and macroize using MODEF macro. Change
6822 predicates of op0 and op1 to register_operand and remove
6823 "m" constraint. Disparage "r" alternative with "!".
6824 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6825 macroize using X87MODEF macro. Change predicates of op0 and op1
6826 to register_operand and remove "m" constraint. Disparage "r"
6827 alternative with "!".
6828 (absneg splitter with memory operands): Remove.
6829 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6830 patterns and macroize using X87MODEF mode iterator.
6831 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6832 Change predicate of op1 to register_operand.
6833 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6834 for memory operands.
6836 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6838 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6840 2008-01-07 Richard Guenther <rguenther@suse.de>
6842 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6845 2008-01-07 Richard Guenther <rguenther@suse.de>
6847 PR tree-optimization/34683
6848 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6849 VOPs of the needed size to save memory. Use VEC_quick_push
6850 to save compile-time.
6851 (vdefs_to_vec): Likewise.
6853 2008-01-07 Sa Liu <saliu@de.ibm.com>
6855 * config/spu/spu.md (divdf3): Genetate inline code for double
6856 division. The implementation doesn't handle INF or NAN, therefore it
6857 only applies when -ffinite-math-only is given.
6859 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6862 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6863 * doc/cpp.texi ([Common Predefined Macros]): Document.
6865 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6867 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6868 order to use commutative addition instead of subtraction.
6870 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6871 Mircea Namolaru <namolaru@il.ibm.com>
6872 Vladimir Yanovsky <yanov@il.ibm.com>
6873 Revital Eres <eres@il.ibm.com>
6875 PR tree-optimization/34263
6876 * tree-outof-ssa.c (process_single_block_loop_latch,
6877 contains_tree_r): New functions.
6878 (analyze_edges_for_bb): Call process_single_block_loop_latch
6879 function to empty single-basic-block latch block if possible.
6881 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6883 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6885 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6887 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6889 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6891 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6893 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6895 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6897 PR tree-optimization/34618
6898 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6901 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6904 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6905 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6906 Update copyright year.
6908 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6909 Update copyright year.
6910 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6913 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6915 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6916 edge does not point to current bb before changing need_assert.
6918 2008-01-04 Richard Guenther <rguenther@suse.de>
6921 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6922 for verifying purposes if they are is_gimple_min_invariant.
6924 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6926 PR tree-optimization/34448
6927 PR tree-optimization/34465
6928 * gimplify.c (gimplify_init_constructor): Add new parameter
6929 notify_temp_creation. Use it.
6930 (gimplify_modify_expr_rhs): Take volatiles into account when
6931 optimizing constructors.
6932 Do not optimize constructors if gimplify_init_constructor will dump to
6934 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6935 * gcc.c-torture/compile/pr34448.c: New.
6937 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6939 PR gcov-profile/34609
6940 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6941 return_slot if result is TREE_ADDRESSABLE.
6943 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6945 * config/mips/mips.md (sqrt_condition): Tweak comment.
6946 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6948 2008-01-03 Tom Tromey <tromey@redhat.com>
6951 * c-common.c (c_type_hash): Handle VLAs.
6953 2008-01-03 Jan Hubicka <jh@suse.cz>
6955 PR tree-optimization/31081
6956 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6957 0 when inlining and not inlining to first basic block.
6958 (remap_decl): When var is initialized to 0, don't set default_def.
6959 (expand_call_inline): Set entry_bb.
6960 * tree-inline.h (copy_body_data): Add entry_bb.
6962 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6965 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6968 PR tree-optimization/29484
6969 * tree-inline.c (inline_forbidden_p_2): New function.
6970 (inline_forbidden_p): Disallow inlining if some static var
6971 has an address of a local LABEL_DECL in its initializer.
6972 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6975 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6977 PR tree-optimization/34635
6978 * tree-data-ref.c (add_other_self_distances): Make sure that the
6979 evolution step is constant.
6981 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6984 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6986 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6988 * tree-sra.c (scalarize_init): Insert the generate_element_init
6989 statements after the generate_element_zero statements.
6991 2008-01-02 Richard Guenther <rguenther@suse.de>
6995 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6996 for very large number of operands instead of ICEing.
6998 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
7001 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
7002 while stack probing.
7004 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7006 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7009 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7012 * tree-mudflap.c (mx_register_decls): Guard warning by
7013 !DECL_ARTIFICIAL check.
7015 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7017 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7018 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7019 sse5_perm<mode>): Fix constraints.