1 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
3 * coverage.c: Include tree-pass.h.
4 (coverage_counter_alloc): Print da_file_name to the dump file.
6 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
8 * sbitmap.c (sbitmap_range_empty_p): New function.
9 * sbitmap.h (sbitmap_range_empty_p): New function.
10 * bitmap.h: Now includes obstack.h.
12 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
13 Kenneth Zadeck <zadeck@naturalbridge.com>
15 * dbgcnt.def (ra_byte_scan): Added.
16 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17 when the last hit happens for a counter.
18 * timevar.def (TV_DF_BYTE_LR): New variable.
19 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20 * passes.c (pass_fast_rtl_byte_dce): New pass.
21 * fwprop.c (update_df): Added mode to call df_ref_create.
22 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
23 DF_REF_EXTRACT_OFFSET.
24 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
25 DF_BYTE_LR_OUT, df_byte_lr): New macro.
27 (df_ref_extract): Added mode field.
28 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
29 DF_REF_EXTRACT_OFFSET.
30 (DF_REF_EXTRACT_MODE): New macro.
31 (df_byte_lr_bb_info): New structure.
32 (df_print_byte_regset, df_compute_accessed_bytes,
33 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
34 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
35 df_byte_lr_simulate_uses,
36 df_byte_lr_simulate_artificial_refs_at_top,
37 df_byte_lr_simulate_artificial_refs_at_end,
38 df_compute_accessed_bytes): New function.
39 (df_ref_create): Add parameter.
40 (df_byte_lr_get_bb_info): New inline function.
41 * df-scan.c (df_ref_record, df_uses_record,
42 df_ref_create_structure): Added mode parameter.
43 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
44 df_defs_record, df_uses_record, df_get_conditional_uses,
45 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
46 df_entry_block_defs_collect, df_exit_block_uses_collect):
47 Added mode parameter to calls to df_ref_record, df_uses_record,
48 df_ref_create_structure.
49 (df_ref_equal_p, df_ref_compare): Added test for modes.
50 (df_ref_create_structure): Added code to set mode. Renamed
51 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
52 DF_REF_EXTRACT_OFFSET.
53 * df-core.c (df_print_byte_regset): New function.
54 * df-byte-scan.c: New file.
55 * df-problems.c (df_rd_transfer_function): Removed unnecessary
57 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
58 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
59 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
60 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
61 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
62 df_byte_lr_local_compute, df_byte_lr_init,
63 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
64 df_byte_lr_transfer_function, df_byte_lr_free,
65 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
66 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
67 df_byte_lr_simulate_uses,
68 df_byte_lr_simulate_artificial_refs_at_top,
69 df_byte_lr_simulate_artificial_refs_at_end): New function.
70 * dce.c (byte_dce_process_block): New function.
71 (dce_process_block): au is now passed in rather than computed
72 locally. Changed loops that look at artificial defs to not look
73 for conditional or partial ones, because there never are any.
74 (fast_dce): Now is able to drive byte_dce_process_block or
75 dce_process_block depending on the kind of dce being done.
76 (rest_of_handle_fast_dce): Add parameter to fast_dce.
77 (rest_of_handle_fast_byte_dce): New function.
78 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
79 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
81 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
84 * gcc.h: Added fortran options that take arguments to
85 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
88 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
90 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
91 scalarization if on the LHS and not a full access.
93 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
95 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
97 2008-04-18 Rafael Espindola <espindola@google.com>
99 * tree-vrp.c (find_case_label_index): Fix the binary search.
100 (find_case_label_range): New.
101 (vrp_visit_switch_stmt): Use find_case_label_range.
102 (simplify_switch_using_ranges): Use find_case_label_range.
104 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
106 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
107 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
109 2008-04-18 Tom Tromey <tromey@redhat.com>
112 * doc/cpp.texi (Implementation-defined behavior): Mention
115 2008-04-18 Ian Lance Taylor <iant@google.com>
117 * fold-const.c (pointer_may_wrap_p): New static function.
118 (fold_comparison): Add another test for pointer overflow. Use
119 pointer_may_wrap_p to disable some false positives.
121 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
123 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
124 (fname_as_string): Match updated cpp_interpret_string prototype.
125 (fix_string_type): Support char16_t* and char32_t*.
126 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
127 derivative) nodes. Register as builtin if C++0x.
128 (c_parse_error): Support CPP_CHAR{16,32}.
129 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
130 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
131 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
132 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
133 CTI_CHAR32_ARRAY_TYPE>: New elements.
134 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
135 char32_type_node, signed_char32_type_node, char16_array_type_node,
136 char32_array_type_node): New defines.
137 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
138 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
139 (lex_string): Support CPP_STRING{16,32}, match updated
140 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
141 (lex_charconst): Support CPP_CHAR{16,32}.
142 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
143 and CPP_STRING{16,32}.
145 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
148 * aclocal.m4: Regenerate.
149 * configure: Regenerate.
151 2008-04-18 Jan Hubicka <jh@suse.cz>
153 * except.c (dw2_size_of_call_site_table,
154 sjlj_size_of_call_site_table): Use vector API for call_site_record.
156 * cgraphbuild.c (build_cgraph_edges): Update.
157 * tree-pass.h: Update comment.
158 * final.c (leaf_function_p): Update.
159 (leaf_renumber_regs): Update.
160 (rest_of_clean_state): Update.
161 * omp-low.c (expand_omp_parallel): Update.
162 * ipa-reference.c (analyze_function): Update.
163 * reorg.c (find_end_label): Update.
164 (optimize_skip): Update.
165 (fill_simple_delay_slots): Update.
166 (fill_simple_delay_slots): Update.
167 (make_return_insns): Update.
168 (dbr_schedule): Update.
169 * gimple-low.c (record_vars_into): Update.
170 * cfgbuild.c (make_edges): Update.
171 * function.c (assign_stack_local): Update.
172 (assign_parm_adjust_stack_rtl): Update.
173 (locate_and_pad_parm): Update.
174 (allocate_struct_function): Do not initialize stack_alignment_needed
175 and preferred_stack_boundary here.
176 (stack_protect_prologue): Update.
177 (stack_protect_epilogue): Update.
178 (expand_function_start): Initialize stack_alignment_needed,
179 preferred_stack_boundary and max_jumptable_ents.
180 (expand_function_end): Update.
181 (free_after_compilation): Do not NULLify epilogue_delay_list.
182 * function.h (struct rtl_data): Add stack_protect_guard,
183 stack_alignment_needed,
184 preferred_stack_boundary, epilogue_delay_list.
185 (struct function): Remove value_histograms, stack_alignment_needed,
186 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
188 unexpanded_var_list, stack_protect_guard.
189 (current_function_epilogue_delay_list): Remove.
190 * ipa-type-escape.c (analyze_function): Update.
191 * gimplify.c (pop_gimplify_context): Update comment.
192 * calls.c (expand_call): Update.
193 (emit_library_call_value_1): Update.
194 * except.c (set_nothrow_function_flags): Update.
195 * cfgexpand.c (get_decl_align_unit): Update.
196 (create_stack_guard): Update.
197 (estimated_stack_frame_size): Update.
198 (expand_used_vars): Update.
199 (tree_expand_cfg): Free histogram earliers, init expansion variables.
200 * explow.c (allocate_dynamic_stack_space): Update.
201 * tree-ssa-live.c (remove_unused_locals): Update.
202 * varasm.c (mark_constant_pool): Update.
203 * tree-inline.c (remap_decls): Update.
204 (initialize_cfun): Update.
205 (declare_return_variable): Update.
206 (inline_forbidden_p): Update.
207 (expand_call_inline): Update.
208 (declare_inline_vars): Update.
209 (tree_function_versioning): Update.
210 * tree-flow.h (value_histograms): New.
211 (VALUE_HISTOGRAMS): New macro.
212 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
214 * tree-cfg.c (set_bb_for_stmt): Update.
215 (replace_by_duplicate_decl): Update.
216 (move_block_to_fn): Update.
217 (new_label_mapper): Update.
218 (dump_function_to_file): Update.
219 * ipa-struct-reorg.c (build_data_structure): Update.
220 * cfgrtl.c (print_rtl_with_bb): Update.
221 * reload1.c (reload): Update.
223 * config/i386/i386.c (setup_incoming_varargs_64,
224 ix86_compute_frame_layout): Update.
225 * config/arc/arc.c (arc_output_function_epilogue): Update.
227 2008-04-18 Marius Strobl <marius@FreeBSD.org>
229 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
231 * gthr-posix95.h: Likewise.
233 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
235 PR rtl-optimization/35838
236 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
237 out the byte offset of the first subreg.
239 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
241 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
242 to split_ti instead of three separate calls with single member arrays.
243 (subti3 splitter): Ditto.
244 (adddi3 splitter): Ditto with split_di.
245 (subdi3 splitter): Ditto.
246 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
247 two separate calls with single member arrays. Swap match_dup
248 operands 1 and 2 to better fit into the array.
249 (negdi2 splitter): Ditto with split_di.
250 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
251 two separate calls with single member arrays. Swap match_dup operands
252 6 and 7 to better fit into the array.
254 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
256 * config/i386/i386.c (sse_builtin_type): New.
257 (bdesc_sse_args): Likewise.
258 (bdesc_sse_3arg): Removed.
259 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
260 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
261 IX86_BUILTIN_ROUNDPS.
262 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
263 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
264 IX86_BUILTIN_ROUNDPS.
265 (ix86_expand_sse_4_operands_builtin): Removed.
266 (ix86_expand_sse_operands_builtin): New.
267 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
268 and CODE_FOR_sse4_1_roundps.
269 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
270 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
272 2008-04-17 Alan Modra <amodra@bigpond.net.au>
275 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
276 regs before frame pop when needed. If use_backchain_to_restore_sp
277 then load backchain into a temp reg to restore vr and vrsave. Add
278 code to restore vr after frame pop if possible.
280 2008-04-17 Richard Guenther <rguenther@suse.de>
282 * tree-vn.c (expressions_equal_p): Do not check type
283 equality or compatibility before calling operand_equal_p.
284 * fold-const.c (operand_equal_p): Check equivalence of
285 integer constants before bailing out due to signedness or
286 precision differences.
287 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
288 spurious differences in type qualification. Ignore types
289 for COMPONENT_REFs at all.
291 2008-04-17 Christian Bruel <christian.bruel@st.com>
293 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
296 2008-04-16 Jakub Jelinek <jakub@redhat.com>
299 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
302 PR tree-optimization/35899
303 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
304 rather than TREE_OPERAND.
306 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
309 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
310 temporary registers. Change operand predicate to general_operand.
311 (remainderxf3): Ditto.
313 2008-04-16 Richard Guenther <rguenther@suse.de>
315 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
316 * tree-affine.c (aff_combination_expand): Look through some
319 2008-04-15 Doug Kwan <dougkwan@google.com>
321 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
323 * tree-pretty-print.c (dump_generic_node): Ditto.
324 * final.c (output_addr_const): Ditto.
325 * dwarf2out.c (output_cfi): Ditto.
326 * c-pretty-print.c (pp_c_integer_constant): Ditto.
327 * print-rtl.c (print_rtx): Ditto.
328 * print-tree.c (print_node_brief, print_node): Ditto.
329 * c-common.c (match_case_to_enum_1): Ditto.
330 * sched-vis.c (print_value): Ditto.
331 * config/i386/i386.c (print_operand): Cast to long unsigned int
334 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
335 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
336 MS Windows VirtualProtect function.
338 2008-04-15 Jan Hubicka <jh@suse.cz>
340 * gengtype.c (write_root): Param_is argument is OK.
341 * expr.c (expand_expr_real_1): Update call of get_exception_*.
342 * function.h: Include varray.h
343 (rtl_eh): New stucture based on except.c one.
344 (call_site_record): New forward declaration and vector type.
345 * calls.c (emit_call_1): Do not call
346 note_current_region_may_contain_throw.
347 * except.c (eh_status): Remove cur_region, try_region since they are
349 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
350 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
351 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
352 Remove call_site_data_used, call_site_data_size.
353 Turn call_site_record into vector in function.h.
354 (note_current_region_may_contain_throw): Remove.
355 (get_exception_pointer, get_exception_filter): Do not take struct
356 function argument; update.
357 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
358 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
359 build_post_landing_pads, dw2_build_landing_pads,
360 sjlj_assign_call_site_values, sjlj_mark_call_sites,
361 sjlj_emit_function_enter, sjlj_emit_function_enter,
362 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
363 sjlj_build_landing_pads, finish_eh_generation,
364 remove_exception_handler_label, remove_eh_handler,
365 maybe_remove_eh_handler, add_reachable_handler,
366 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
367 add_action_record, collect_one_action_chain, add_call_site,
368 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
369 sjlj_output_call_site_table, output_function_exception_table,
370 * except.h (note_current_region_may_contain_throw): Remove
371 (get_exception_pointer, get_exception_filter): Do not take struct
373 * Makefile.in (GTFILES): Put varargs before struct function.
375 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
377 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
379 (get_constraint_for): Deal with STRING_CST here instead.
381 2008-04-15 Richard Guenther <rguenther@suse.de>
383 * tree-ssa-propagate.c (substitute_and_fold): Substitute
384 statements in a basic-block with a backward walk. Do not
385 substitute into dead statements but instead remove those.
387 2008-04-15 Richard Guenther <rguenther@suse.de>
389 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
390 to zero, thus disable creation of SFTs.
392 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
394 * tree-predcom.c (suitable_reference_p): Return false if the
397 2008-04-15 Jakub Jelinek <jakub@redhat.com>
400 * c-decl.c (finish_decl): If extern or static var has variable
401 size, set TREE_TYPE (decl) to error_mark_node.
403 2008-04-15 Rafael Espindola <espindola@google.com>
405 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
408 2008-04-15 Richard Guenther <rguenther@suse.de>
410 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
411 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
412 (visit_reference_op_load): Do walk vuse-vdef chains on
414 (visit_reference_op_store): But do not here.
415 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
417 (vn_lookup_with_vuses): But do so here.
419 2008-04-14 Ian Lance Taylor <iant@google.com>
421 * fold-const.c (fold_overflow_warning): Remove assertion.
423 2008-04-15 Ben Elliston <bje@au.ibm.com>
425 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
426 temp1 local variables.
428 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
431 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
432 ".text.unlikely" section as executable.
434 2008-04-14 James E. Wilson <wilson@tuliptree.org>
436 * config/ia64/ia64.c (rtx_needs_barrier): Handle
437 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
438 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
439 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
440 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
441 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
442 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
444 2008-04-14 Ian Lance Taylor <iant@google.com>
446 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
447 * fold-const.c (fold_comparison): If appropriate, test
448 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
449 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
450 reassociating a pointer type.
451 * doc/invoke.texi (Optimize Options): Document that
452 -fstrict-overflow applies to pointer wraparound.
454 2008-04-13 Jan Hubicka <jh@suse.cz>
456 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
458 2008-04-12 Andrew Pinski <pinskia@gmail.com>
460 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
461 we are going to "save the world".
463 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
465 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
466 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
467 operand 0 constraint, not "=".
469 2008-04-11 James E. Wilson <wilson@tuliptree.org>
471 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
473 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
475 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
476 of size of positions_needed * CHAR_BIT.
478 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
481 * dse.c (store_info): Change positions_needed to unsigned
483 (lowpart_bitmask): New.
484 (record_store): Cast to unsigned HOST_WIDE_INT for
485 positions_needed. Assert width <= size of positions_needed *
486 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
487 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
488 lowpart_bitmask to set mask.
490 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
492 * config/bfin/constraints.md: New file.
493 * config/bfin/bfin.md: Include it.
494 (adddi3): Use satisfies_constraint functions instead of the old macros.
495 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
496 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
497 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
498 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
499 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
500 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
501 EXTRA_CONSTRAINT): Delete.
502 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
503 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
505 * config/bfin/bfin.c: Include "tm-constrs.h".
506 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
507 Use satisfies_constraint functions instead of the old macros.
508 * doc/md.texi (Blackfin Constraints): Update file name reference.
510 2008-04-11 Richard Guenther <rguenther@suse.de>
512 PR tree-optimization/35869
513 * tree-vrp.c (execute_vrp): Move switch statement update after
514 jump threading. Schedule another cfg cleanup run.
516 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
519 * attribs.c (decl_attributes): Return early on errorneous node.
521 2008-04-10 Oleg Ryjkov <olegr@google.com>
523 * tree.h (struct tree_base): Added a new flag default_def_flag.
524 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
526 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
528 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
530 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
533 * pa.md: Define mode iterator P. Define mode attribute dwc.
534 (dcacheflush): Update pattern to use iterator P and attribute dwc.
535 (icacheflush): Likewise.
536 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
537 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
539 2008-04-11 Ben Elliston <bje@au.ibm.com>
541 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
543 2008-04-10 Rafael Espindola <espindola@google.com>
545 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
546 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
547 (extract_range_from_expr): The same.
549 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
551 * config/mips/mips.md (GPR2): New mode iterator.
553 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
554 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
555 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
556 Rewrite these to take two modes, the mode of comparison and the
557 mode of the destination.
558 * config/mips/mips.c (mips_expand_scc): Instead of having
559 paradoxical subreg as destination, expand "narrowing" scc if mode
560 of comparison is SI and target is requested in DI mode.
561 (mips_emit_int_order_test): Update comment. Make mode of
562 comparison match CMP0 rather than TARGET. When creating inverse
563 target use mode of TARGET.
565 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
567 * gcov-dump.c (tag_summary): Only print summaries for the first
568 GCOV_COUNTERS_SUMMABLE counters.
570 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
572 * config/i386/i386.md (absneg): New code iterator.
573 (absnegprefix): New code attribute.
574 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
575 patterns using absneg code iterator.
576 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
577 using absneg code iterator.
578 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
579 *neg<mode>2 patterns using absneg code iterator.
580 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
581 *negextendsfdf2 patterns using absneg code iterator.
582 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
583 *negextendsfxf2 patterns using absneg code iterator.
584 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
585 *negextendsfdf2 patterns using absneg code iterator.
586 * config/i386/sse.md (<code><mode>2): Macroize expander from
587 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
589 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
591 * config/s390/s390.h: Remove the remains of the recent search
592 & replace action of current_function_outgoing_args_size.
594 2008-04-10 Ira Rosen <irar@il.ibm.com>
596 PR tree-optimization/35821
597 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
598 NEW_STMT_LIST is not NULL.
600 2008-04-09 David Edelsohn <edelsohn@gnu.org>
603 * toplev.c (process_options): Remove -ffunction-sections debugging
606 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
608 PR middle-end/PR28690
609 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
610 than gen_rtx_fmt_ee to perform more canonicalizations.
612 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
615 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
617 2008-04-09 Richard Guenther <rguenther@suse.de>
619 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
620 (dump_function_to_file): Dump function arguments with types.
622 2008-04-08 Richard Guenther <rguenther@suse.de>
624 * fold-const.c (fold_widened_comparison): Do not allow
625 sign-changes that change the result.
627 2008-04-08 Janis Johnson <janis187@us.ibm.com>
630 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
631 kinds of indirect references.
633 2008-04-08 David Edelsohn <edelsohn@gnu.org>
635 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
636 GNU Fortran language string.
638 2008-04-08 Rafael Espindola <espindola@google.com>
640 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
641 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
642 * tree.h (tree_call_nonnegative_warnv_p): New.
644 2008-04-08 Jan Hubicka <jh@suse.cz>
646 * function.c (free_after_compilation): Clear out regno_reg_rtx
649 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
652 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
654 PR middle-end/PR28690
655 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
656 same precedence as REG_POINTER and MEM_POINTER operands.
658 2008-04-08 Richard Guenther <rguenther@suse.de>
661 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
662 for adding index to base.
664 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
666 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
667 (MINGW_ENABLE_EXECUTE_STACK): New.
668 (IN_LIBGCC2): For libgcc include windows.h file for
669 function declarations.
671 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
673 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
674 and tem2 if tem1 is not a REG or MULT.
676 2008-04-08 Jan Hubicka <jh@suse.cz>
678 * function.h (incomming_args): Break out of struct function.
679 (function_subsections): Break out of struct function.
680 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
681 return_rtx and hard_reg_initial_vals from struct function.
682 Kill inl_max_label_num.
683 (current_function_pops_args, current_function_args_info,
684 current_function_args_size, current_function_args_size,
685 current_function_pretend_args_size,
686 current_function_outgoing_args_size,
687 current_function_internal_arg_pointer, current_function_return_rtx):
688 Kill compatibility accestor macros.
689 * builtins.c (expand_builtin_apply_args_1): Update.
690 (expand_builtin_next_arg): Update.
691 * df-scan.c (df_get_call_refs): Update.
692 * dbxout.c (dbxout_function_end): Update.
693 * dwarf2out.c (dwarf2out_switch_text_section): Update.
694 (output_line_info): Update.
695 (secname_for_decl): Update.
696 (dwarf2out_var_location): Update.
697 * function.c (free_after_compilation): Update.
698 (assign_parm_find_stack_rtl): Update.
699 (assign_parms): Update.
700 (expand_dummy_function_end): Update.
701 (expand_function_end): Update.
702 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
703 (expand_call): Update.
704 (emit_library_call_value_1): Update.
705 (store_one_arg): Update.
706 * varasm.c (initialize_cold_section_name): Update.
707 (unlikely_text_section): Update.
708 (unlikely_text_section_p): Update.
709 (assemble_start_function): Update.
710 (assemble_end_function): Update.
711 (default_section_type_flags): Update.
712 (switch_to_section): Update.
713 * integrate.c (set_decl_abstract_flags): Update.
714 (get_hard_reg_initial_val): Update.
715 (has_hard_reg_initial_val): Update.
716 (allocate_initial_values): Update.
717 * resource.c (init_resource_info): Update.
718 * config/alpha/alpha.c (NUM_ARGS): Update.
719 (direct_return): Update.
720 (alpha_va_start): Update.
721 (alpha_sa_size): Update.
722 (alpha_initial_elimination_offset): Update.
723 (alpha_expand_prologue): Update.
724 (alpha_start_function): Update.
725 (alpha_expand_epilogue): Update.
726 (unicosmk_initial_elimination_offset):
727 * config/alpha/alpha.md (call expander): Update.
728 * config/s390/s390.c (s390_register_info): Update.
729 (s390_register_info): Update.
730 (s390_frame_info): Update.
731 (s390_initial_elimination_offset): Update.
732 (s390_build_builtin_va_list): Update.
733 (s390_va_start): Update.
734 * config/spu/spu.c (direct_return): Update.
735 (spu_expand_prologue): Update.
736 (spu_initial_elimination_offset): Update.
737 (spu_build_builtin_va_list): Update.
738 (spu_va_start): Update.
739 * config/sparc/sparc.c (sparc_init_modes): Update.
740 (sparc_compute_frame_size): Update.
741 (function_value): Update.
742 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
743 * config/i386/i386.md (return expander): Update.
744 * config/i386/i386.c (ix86_va_start): Update.
745 (ix86_can_use_return_insn_p): Update.
746 (ix86_compute_frame_layout): Update.
747 (ix86_expand_epilogue): Update.
748 * config/sh/sh.c (output_stack_adjust): Update.
749 (calc_live_regs): Update.
750 (sh_expand_prologue): Update.
751 (sh_builtin_saveregs): Update.
752 (sh_va_start): Update.
753 (initial_elimination_offset): Update.
754 (sh_allocate_initial_value): Update.
755 (sh_function_ok_for_sibcall): Update.
756 (sh_get_pr_initial_val): Update.
757 * config/sh/sh.md (return expander): Update.
758 * config/avr/avr.c (frame_pointer_required_p): UPdate.
759 * config/crx/crx.c (crx_compute_frame): UPdate.
760 (crx_initial_elimination_offset): UPdate.
761 * config/xtensa/xtensa.c (compute_frame_size): Update
762 (xtensa_builtin_saveregs): Update.
763 (xtensa_va_start): Update.
764 (order_regs_for_local_alloc): Update.
765 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
766 (xstormy16_expand_builtin_va_start): Update.
767 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
768 * config/m68hc11/m68hc11.md (return expanders): Update.
769 * config/m68hc11/m68hc11.c (expand_prologue): Update.
770 (expand_epilogue): Update.
771 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
772 (cris_simple_epilogue): Update.
773 (cris_expand_prologue): Update.
774 (cris_expand_epilogue): Update.
775 * config/iq2000/iq2000.c (iq2000_va_start): Update.
776 (compute_frame_size): Update.
777 * config/mt/mt.c (mt_compute_frame_size): Update.
778 * config/mn10300/mn10300.c (expand_prologue): Update.
779 (expand_epilogue): Update.
780 (initial_offset): Update.
781 (mn10300_builtin_saveregs):
782 * config/mn10300/mn10300.md (return expander): Update.
783 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
784 (ia64_initial_elimination_offset): Update.
785 (ia64_initial_elimination_offset): Update.
786 (ia64_expand_prologue): Update.
787 * config/m68k/m68k.md (return expander): Update.
788 * config/rs6000/rs6000.c (rs6000_va_start): Update.
789 (rs6000_stack_info): Update.
790 * config/mcore/mcore.c (layout_mcore_frame): Update.
791 (mcore_expand_prolog): Update.
792 * config/arc/arc.c (arc_compute_frame_size): Update.
793 * config/score/score3.c (score3_compute_frame_size): Update.
794 * config/score/score7.c (score7_compute_frame_size): Update.
795 * config/arm/arm.c (use_return_insn): Update.
796 (thumb_find_work_register): Update.
797 (arm_compute_save_reg_mask): Update.
798 (arm_output_function_prologue): Update.
799 (arm_output_epilogue): Update.
800 (arm_size_return_regs): Update.
801 (arm_get_frame_offsets): Update.
802 (arm_expand_prologue): Update.
803 (thumb_exit): Update.
804 (thumb_unexpanded_epilogue): Update.
805 (thumb1_output_function_prologue): Update.
806 * config/pa/pa.md (return expander): Update.
807 * config/pa/pa.c (compute_frame_size): Update.
808 (hppa_builtin_saveregs): Update.
809 * config/mips/mips.c (mips_va_start): Update.
810 (mips16_build_function_stub): Update.
811 (mips_compute_frame_info): Update.
812 (mips_restore_gp): Update.
813 (mips_output_function_prologue): Update.
814 (mips_expand_prologue): Update.
815 * config/v850/v850.c (compute_frame_size): Update.
816 (expand_prologue): * config/mmix/mmix.c (along): update.
817 (mmix_initial_elimination_offset): update.
818 (mmix_reorg): update.
819 (mmix_use_simple_return): update.
820 (mmix_expand_prologue): update.
821 (mmix_expand_epilogue): Update.
822 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
823 (emit_link_insn): Update.
825 2008-04-08 Anatoly Sokolov <aesok@post.ru>
827 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
828 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
830 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
833 2008-04-07 Jan Hubicka <jh@suse.cz>
835 * function.h (rtl): Rename to x_rtl.
837 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
838 frame_offset, stack_check_probe_note, arg_pointer_save_area,
839 used_temp_slots avail_temp_slots, temp_slot_level,
840 nonlocal_goto_handler_labels): Update accesstors.
841 (rtl): New global variable.
842 (struct function): Move some fileds to rtl_data.
843 (get_arg_pointer_save_area): Update prototype.
844 * builtins.c (expand_builtin_setjmp_receiver): Update call of
845 get_arg_pointer_save_area.
846 * expr.c (init_expr): Update
847 * function.c (get_frame_size): Update
848 (assign_stack_local): Update
849 (expand_function_end): Update.
850 (get_art_pointer_save_area): Update
852 * emit-rtl.c (rtl): Declare.
853 (regno_reg_rtx): Declare.
854 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
856 (gen_reg_rtx): Update.
857 * varasm.c (n_deferred_constatns): Update accestor.
858 (init_varasm_status): Do not allocate varasm_status.
859 (force_const_mem, get_pool_size, output_constant_pool): Update.
860 * stmt.c (force_label_rtx): Do not use x_ prefixes.
861 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
862 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
863 * sparc/sparc.h (INIT_EXPANDERS): Update.
864 * ia64/ia64.h (INIT_EXPANDERS): Update.
866 2008-04-07 James E. Wilson <wilson@tuliptree.org>
868 * reload.c (push_secondary_reload): Add missing break to for loop.
870 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
872 PR middle-end/PR28690
873 * rtlanal.c: Update copyright years.
874 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
875 as REG_POINTER and MEM_POINTER operands.
876 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
877 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
878 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
879 * gcse.c: Update copyright years.
880 (pre_delete): Call gen_reg_rtx_and_attrs.
881 (hoist_code): Likewise.
882 (build_store_vectors): Likewise.
883 (delete_store): Likewise.
884 * loop-invariant.c (move_invariant_reg): Likewise.
885 Update copyright years.
887 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
889 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
890 control string instead of quoted.
892 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
894 * doc/rtl.texi: Rewrite of subreg section.
896 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
899 * config/i386/i386.c (legitimize_pic_address): Add treating
900 of dllimport SYM_REF's.
901 (legitimize_dllimport_symbol): Add prototype.
903 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
905 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
906 reference in constructor with non self-referential type.
908 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
910 Removal of Return with Depressed Stack Pointer support
911 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
912 (ECF_SP_DEPRESSED): Likewise.
913 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
914 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
915 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
916 (expand_call): Do not test ECF_SP_DEPRESSED.
917 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
918 * function.c (keep_stack_depressed): Delete.
919 (handle_epilogue_set): Likewise.
920 (update_epilogue_consts): Likewise.
921 (emit_equiv_load): Likewise.
922 (thread_prologue_and_epilogue_insns): Remove support for Return with
923 Depressed Stack Pointer.
924 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
926 2008-04-06 Richard Guenther <rguenther@suse.de>
928 PR tree-optimization/35400
929 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
930 information from SSA_NAMEs.
932 2008-04-06 Anatoly Sokolov <aesok@post.ru>
934 * config/avr/avr.h (avr_mega_p): Remove declaration.
935 (AVR_MEGA): Remove macro.
936 * config/avr/avr.c (avr_mega_p): Remove variable.
937 (avr_override_options): Remove inicializion of avr_mega_p.
938 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
939 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
940 (avr_jump_mode): (Ditto.).
941 (avr_output_progmem_section_asm_op): (Ditto.).
942 (avr_asm_init_sections): (Ditto.).
943 (avr_asm_init_sections): (Ditto.).
944 (avr_rtx_costs): (Ditto.).
945 * config/avr/avr.md: (Ditto.).
946 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
949 2008-04-06 Richard Guenther <rguenther@suse.de>
951 PR tree-optimization/35842
952 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
953 is_gimple_invariant_address.
955 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
957 * gcc.c (default_compilers): Sync Fortran extensions list with
958 that in fortran/lang-specs.h.
959 * doc/invoke.texi: Likewise.
960 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
961 * dwarf2out.c (gen_compile_unit_die): Likewise.
963 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
965 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
967 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
970 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
971 attribute is used for nested functions.
973 2008-04-05 Jan Hubicka <jh@suse.cz>
975 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
977 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
979 (dump_files): Update.
980 (enable_rtl_dump_file): Do not accept letter argument.
981 * tree-pass.h (dump_file_info): Remove letter argument.
982 * toplev.c (decode_d_option): Update -da handling.
983 * toplev.h (enable_rtl_dump_file): Update prototype.
984 * passes.c (register_one_dump_file): Do not accept IPA argument; work
985 it out based on pass type.
986 (register_dump_files_1): Likewise.
987 (init_optimization_passes): Update register_one_dump_file calls.
988 (execute_one_pass): Sanity check that IPA passes are called at IPA
989 level and RTL passes at RTL level.
990 (execute_pass_list): IPA pass can not be after or subpass of
992 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
993 disallov RTL subpasses of IPA subpasses.
995 2008-04-05 Ben Elliston <bje@au.ibm.com>
997 * tree-cfg.c (need_fake_edge_p): Return false for calls to
998 builtins that return exactly once and do not throw. Cache call to
1001 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
1003 PR rtl-optimization/34916
1005 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
1006 between instruction pairs.
1008 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
1010 * doc/invoke.texi: Document -mbitops for SH.
1011 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
1012 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
1013 * config/sh/sh.c (print_operand): Add %t operand code.
1014 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
1015 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
1016 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
1017 (extendqihi2): Likewise.
1018 (movqi_i): Likewise.
1019 (insv): Use bset, bclr and bst instructions for SH2A if possible.
1020 (extv): Use bld instruction for SH2A if possible.
1022 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
1023 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
1024 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
1025 (bset.b, bclr.b): Define peepholes.
1026 * config/sh/sh.opt (mbitops): New option.
1028 2008-04-04 Janis Johnson <janis187@us.ibm.com>
1031 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
1032 and view convert expression.
1034 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1037 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
1039 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
1041 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
1043 * config/i386/cpuid.h (bit_AES): New.
1044 (bit_PCLMUL): Likewise.
1046 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
1047 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
1048 SSE2 if AES or PCLMUL is enabled.
1049 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
1050 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1051 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
1052 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
1053 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
1054 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
1055 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
1056 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
1057 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
1058 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
1059 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
1060 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
1061 __builtin_ia32_aeskeygenassist128 and
1062 __builtin_ia32_pclmulqdq128.
1063 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
1064 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
1065 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
1067 * config/i386/i386.h (TARGET_AES): New.
1068 (TARGET_PCLMUL): Likewise.
1069 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
1071 * config/i386/i386.md (UNSPEC_AESENC): New.
1072 (UNSPEC_AESENCLAST): Likewise.
1073 (UNSPEC_AESDEC): Likewise.
1074 (UNSPEC_AESDECLAST): Likewise.
1075 (UNSPEC_AESIMC): Likewise.
1076 (UNSPEC_AESKEYGENASSIST): Likewise.
1077 (UNSPEC_PCLMUL): Likewise.
1079 * config/i386/i386.opt (maes): New.
1080 (mpclmul): Likewise.
1082 * config/i386/sse.md (aesenc): New pattern.
1083 (aesenclast): Likewise.
1085 (aesdeclast): Likewise.
1087 (aeskeygenassist): Likewise.
1088 (pclmulqdq): Likewise.
1090 * config/i386/wmmintrin.h: New.
1092 * doc/extend.texi: Document AES and PCLMUL built-in function.
1094 * doc/invoke.texi: Document -maes and -mpclmul.
1096 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
1098 * function.c (free_after_parsing): Replace with
1099 cxx_push_function_context from C++ front-end.
1100 (allocate_struct_function): Don't call langhook.
1101 * langhooks.h (struct lang_hooks_for_functions): Delete.
1102 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
1104 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
1105 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
1106 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
1107 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
1108 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
1109 remove LANG_HOOKS_FUNCTION_INITIALIZER.
1110 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
1112 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
1113 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
1115 2008-04-04 Jakub Jelinek <jakub@redhat.com>
1118 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
1121 2008-04-04 Richard Guenther <rguenther@suse.de>
1124 * fold-const.c (optimize_minmax_comparison): Use the correct
1125 type for the constant in the simplified comparison.
1127 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
1129 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
1130 Pass L2 size as "--param l2-cache-size" to the compiler.
1131 (decode_l2_cache): New function to decode L2 cache parameters using
1132 0x8000006 extended cpuid function.
1133 (detect_caches_amd): Determine parameters of L2 cache using
1134 decode_l2_caches function.
1135 (decode_caches_intel): Decode L2 cache parameters.
1136 (detect_caches_intel): Determine L2 cache parameters using
1137 decode_caches_intel and decode_l2_caches functions.
1139 2008-04-03 Bob Wilson <bob.wilson@acm.org>
1141 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
1142 secondary input reload for subword loads from the constant pool.
1144 2008-04-03 Janis Johnson <janis187@us.ibm.com>
1147 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
1148 constants of the appropriate size for runtime calculations.
1151 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
1152 decimal-float literal constant zero.
1154 2008-04-03 Jakub Jelinek <jakub@redhat.com>
1157 * c-parser.c (c_parser_omp_atomic): Call
1158 default_function_array_conversion on the RHS.
1161 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
1162 call is_variable_sized if decl has incomplete type.
1164 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
1166 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
1168 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
1170 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
1172 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
1173 (sgt<u>): Merge sgt and sgtu into new expander.
1174 (sgt, sgtu): Remove expanders.
1175 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
1176 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
1177 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
1178 *sgtu_<mode>_mips16 into new pattern.
1179 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
1180 (sge<u>): Merge sge and sgeu into new expander.
1181 (sge, sgeu): Remove expanders.
1182 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
1184 (*sge_<mode>, second *sge_<mode>): Remove patterns.
1185 (slt<u>): Merge slt and sltu into new expander.
1186 (slt, sltu): Remove expanders.
1187 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
1188 (*slt_<mode>, *sltu_<mode>): Remove patterns.
1189 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
1190 *sltu_<mode>_mips16 into new pattern.
1191 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
1192 (sle<u>): Merge sle and sleu into new expander.
1193 (sle, sleu): Remove expanders.
1194 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
1195 (*sle_<mode>, *sleu_<mode>): Remove patterns.
1196 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
1197 *sleu_<mode>_mips16 into new pattern.
1198 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
1200 2008-04-03 Jan Hubicka <jh@suse.cz>
1202 PR tree-optimization/35795
1203 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
1204 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1205 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1206 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1207 * score/score3.c (score3_output_mi_thunk): Likewise.
1208 * score/score7.c (score7_output_mi_thunk): Likewise.
1209 * mips/mips.c (mips_output_mi_thunk): Likewise.
1211 2008-04-03 Richard Guenther <rguenther@suse.de>
1213 * tree-vrp.c (extract_range_from_unary_expr): Handle all
1214 conversions. Simplify code.
1216 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
1218 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
1220 2008-04-03 Tom Tromey <tromey@redhat.com>
1221 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1223 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
1224 * config/bfin/t-bfin-linux (generated_files): Add
1225 linux-sysroot-suffix.h.
1226 * doc/install.texi (Prerequisites): Require make 3.80.
1227 * doc/sourcebuild.texi (Front End Directory): Document new
1229 * Makefile.in (generated_files): New variable.
1230 (ALL_HOST_OBJS): New variable.
1231 ($(ALL_HOST_OBJS)): New target.
1233 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1235 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
1236 (remap_block): Call id->transform_lang_insert_block instead
1238 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
1239 Set id.transform_lang_insert_block to NULL.
1240 (clone_body): Move to cp/optimize.c
1241 * tree-inline.h (struct copy_body_data): Change
1242 transform_lang_insert_block to function pointer.
1243 (copy_generic_body, copy_decl_no_change): Export.
1244 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
1245 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
1246 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
1248 * c-tree.h (insert_block): Kill.
1249 * c-decl.c (insert_block): Kill.
1251 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
1253 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1254 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1255 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
1257 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
1258 argument, call {push,pop}_function_context from here.
1259 * c-parser.c: Use c_{push,pop}_function_context.
1261 * function.c (push_function_context_to): Move meat ...
1262 (push_function_context): ... here. Simplify.
1263 * function.c (pop_function_context_from): Move meat ...
1264 (pop_function_context): ... here. Simplify.
1265 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
1267 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1268 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
1269 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
1270 * tree.h (push_function_context_to, pop_function_context_from): Remove.
1272 2008-04-03 Ben Elliston <bje@au.ibm.com>
1274 * expmed.c (extract_force_align_mem_bit_field): Remove.
1276 2008-04-03 Richard Guenther <rguenther@suse.de>
1279 * expr.h (try_casesi): Adjust prototype.
1280 * expr.c (try_casesi): Take fallback label as extra parameter.
1281 Use that for gen_casesi if default_label is NULL.
1282 * stmt.c (expand_case): Pass fallback label to try_casesi,
1283 make sure to fill gaps with a fallback label if default_label
1286 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
1289 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
1291 2008-04-03 Ben Elliston <bje@au.ibm.com>
1293 * expmed.c (extract_split_bit_field): Remove if (0) code.
1294 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
1295 (do_ds_constraint): Likewise.
1297 2008-04-02 Joseph Myers <joseph@codesourcery.com>
1299 * doc/cppopts.texi (-dU): Document.
1300 * c-common.h (flag_dump_macros): Update comment.
1301 * c-opts.c (handle_OPT_d): Handle -dU.
1302 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
1303 dump_queued_macros, cb_used_define, cb_used_undef): New.
1304 (init_pp_output): Handle -dU.
1305 (cb_line_change): Call dump_queued_macros.
1306 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
1308 2008-04-02 Anatoly Sokolov <aesok@post.ru>
1310 * config/avr/predicates.md (io_address_operand): New predicate.
1311 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
1312 * config/avr/avr.c (avr_io_address_p): Remove function.
1313 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
1314 'avr_io_address_p' function.
1315 (out_movhi_r_mr): (Ditto.).
1316 (out_movqi_mr_r): (Ditto.).
1317 (out_movhi_mr_r): (Ditto.).
1318 (avr_address_cost): (Ditto.).
1320 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
1322 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
1323 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
1324 in 32bit mode when XMM registers are available to avoid store
1326 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
1327 corresponding post-reload splitters.
1329 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1331 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
1332 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
1333 __builtin_ia32_roundss.
1334 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
1335 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
1336 __builtin_ia32_roundss.
1337 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
1338 IX86_BUILTIN_SHUFPD here.
1340 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
1342 * config/i386/i386.md (plogic): New.
1343 (plogicprefix): Likewise.
1345 * config/i386/mmx.md (mmx_<code><mode>3): New.
1346 (mmx_and<mode>3): Removed.
1347 (mmx_ior<mode>3): Likewise.
1348 (mmx_xor<mode>3): Likewise.
1350 * config/i386/sse.md (<code><mode>3): New.
1351 (*<code><mode>3): Likewise.
1352 (*<code><mode>3): Likewise.
1353 (<code><mode>3): Likewise.
1354 (*sse_<code><mode>3): Likewise.
1355 (*sse2_<code><mode>3): Likewise.
1356 (<code>tf3): Likewise.
1357 (*<code>tf3): Likewise.
1358 (and<mode>3): Likewise.
1359 (*and<mode>3): Likewise.
1360 (ior<mode>3): Removed.
1361 (*ior<mode>3): Likewise.
1362 (xor<mode>3): Likewise.
1363 (*xor<mode>3): Likewise.
1364 (*and<mode>3): Likewise.
1365 (*ior<mode>3): Likewise.
1366 (*xor<mode>3): Likewise.
1367 (and<mode>3): Likewise.
1368 (*sse_and<mode>3): Likewise.
1369 (*sse2_and<mode>3): Likewise.
1371 (*andtf3): Likewise.
1372 (ior<mode>3): Likewise.
1373 (*sse_ior<mode>3): Likewise.
1374 (*sse2_ior<mode>3): Likewise.
1376 (*iortf3): Likewise.
1377 (xor<mode>3): Likewise.
1378 (*sse_xor<mode>3): Likewise.
1379 (*sse2_xor<mode>3): Likewise.
1381 (*xortf3): Likewise.
1383 2008-04-02 Richard Guenther <rguenther@suse.de>
1385 PR tree-optimization/14495
1386 PR tree-optimization/34793
1387 * tree-vrp.c (struct switch_update): New structure.
1388 (to_remove_edges, to_update_switch_stmts): New VECs.
1389 (simplify_switch_using_ranges): New function. Remove not taken
1390 case labels and edges.
1391 (simplify_stmt_using_ranges): Call it.
1392 (identify_jump_threads): Mark edges we have queued for removal
1393 so we don't thread them.
1394 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
1396 * tree-cfg.c (group_case_labels): Deal with missing default label.
1397 (tree_verify_flow_info): Allow missing default label.
1398 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
1399 (emit_case_nodes): Likewise.
1400 (expand_case): Do not rely on the default label to be present.
1401 * expr.c (try_casesi): Deal with NULL default_label.
1402 (do_tablejump): Likewise.
1404 2008-04-02 Richard Guenther <rguenther@suse.de>
1406 PR tree-optimization/14495
1407 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
1408 SWITCH_EXPR here ...
1409 (vrp_visit_switch_stmt): ... but here (new function).
1410 (find_case_label_index): New helper function.
1411 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
1413 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1415 * fwprop.c: Fix ISO-C99ism.
1417 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1420 * Makefile.in (objdir): Set it here.
1421 * configure.ac: Not here. Find dynamic linker characteristics.
1422 * exec-tool.in: Use them.
1423 * aclocal.m4: Regenerate.
1424 * configure: Regenerate.
1426 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1428 * expr.c (expand_var): Delete it.
1429 * expr.h (expand_var): Delete prototype.
1430 * function.c (expand_function_start): Use expand_decl instead.
1431 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
1434 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
1436 PR rtl-optimization/35542
1437 * fwprop.c (forward_propagate_and_simplify): Replace
1438 loc_reg_mentioned_in_p with reg_mentioned_p.
1440 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
1442 PR rtl-optimization/35281
1443 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
1444 (propagate_rtx_1): Handle PR_HANDLE_MEM.
1445 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
1446 (varying_mem_p): Move above propagate_rtx.
1447 (all_uses_available_at): Do not check MEMs.
1449 2008-04-02 Rafael Espindola <espindola@google.com>
1451 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
1452 (register_edge_assert_for_2): Split the cond argument.
1453 (register_edge_assert_for_1): Adjust for the change in
1454 register_edge_assert_for_2.
1455 (register_edge_assert_for): Split the cond argument.
1456 (find_switch_asserts): Adjust for the change in
1457 register_edge_assert_for.
1459 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
1461 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
1462 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
1463 offsets for 64-bit mingw.
1464 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
1465 abi for x86_64-pc-mingw.
1467 2008-04-02 Richard Guenther <rguenther@suse.de>
1469 * tree-vrp.c (extract_range_from_assert): Make sure to not
1470 produce range min/max with TREE_OVERFOW set.
1471 If merging a anti-range and a range keep the anti-range if
1472 the range covers all values of the type.
1473 (register_edge_assert_for_2): Only allow sign-changing
1474 conversions in detecting canonical range checks. Also
1475 register an assert for the unsigned name if useful.
1477 PR tree-optimization/35787
1478 * tree-vrp.c (vrp_val_max): New function.
1479 (vrp_val_min): Likewise.
1480 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
1481 (vrp_val_is_min): Likewise.
1482 (supports_overflow_infinity): Use vrp_val_{min,max}.
1483 (negative_overflow_infinity): Likewise.
1484 (positive_overflow_infinity): Likewise.
1485 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
1486 (is_positive_overflow_infinity): Likewise.
1487 (is_overflow_infinity): Likewise.
1488 (avoid_overflow_infinity): Use vrp_val_{min,max} and
1489 vrp_val_is_{min,max}.
1490 (set_and_canonicalize_value_range): Canonicalize anti-ranges
1491 to ranges if possible. Avoid empty ranges.
1493 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1496 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
1497 the expression is a function address.
1499 2008-04-01 George Helffrich <george@gcc.gnu.org>
1501 PR fortran/PR35154, fortran/PR23057
1502 * fortran/trans-common.c (create_common): Add decl to function
1503 chain to preserve identifier scope in debug output.
1505 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
1506 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
1507 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
1508 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
1510 (dbxout_syms): Check for COMMON-based symbol and wrap in
1511 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
1512 in bracket for efficiency.
1514 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
1515 using DW_TAG_common_block + member offset.
1516 (add_pubname_string): New function.
1517 (dw_expand_expr): New function to find block name and offset for
1519 (common_check): New function to check whether symbol in Fortran COMMON.
1520 (gen_variable_die): If COMMON, use DW_TAG_common_block.
1522 * testsuite/gcc.dg/debug/pr35154.c: New test to check that non-Fortran
1523 use of common is unchanged.
1525 * testsuite/lib/gfortran-dg.exp: New harness to compile Fortran progs
1526 with all combinations of debug options available on target.
1527 * testsuite/gfortran.dg/debug/debug.exp: Ditto.
1528 * testsuite/gfortran.dg/debug/trivial.f: Ditto.
1529 * testsuite/gfortran.dg/debug/pr35154-stabs.f: New test case for
1530 .stabs functionality.
1531 * testsuite/gfortran.dg/debug/pr35154-dwarf2.f: New test case for
1532 DWARF functionality.
1534 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
1537 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
1539 2008-04-02 Ben Elliston <bje@au.ibm.com>
1541 * config/v850/v850.md (casesi): Remove if (0) code.
1542 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1543 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
1545 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
1547 * config/i386/i386.md (rex64suffix): New mode attribute.
1548 (floathi<mode>2): Disable expander for SSE math.
1549 (*floathi<mode>2_1): New insn insn_and_split pattern.
1550 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
1551 corresponding post-reload splitters.
1552 (*floathi<mode>2_i387): New macroized insn pattern.
1553 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
1554 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
1555 insn_and_split pattern.
1556 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
1557 New macroized instruction patterns and corresponding post-reload
1559 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
1560 and corresponding post-reload splitters.
1561 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
1562 New macroized instruction patterns.
1563 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
1564 macroized instruction patterns and corresponding post-reload splitters.
1565 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
1566 corresponding post-reload splitters.
1567 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
1568 New macroized instruction patterns.
1569 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
1570 corresponding post-reload splitters.
1571 (*floatsi<mode>2_i387): New macroized instruction patterns.
1573 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
1575 * config/i386/i386.md (smaxmin): New.
1576 (umaxmin): Likewise.
1577 (maxminiprefix): Likewise.
1578 (maxminfprefix): Likewise.
1579 (<code><mode>3): Likewise.
1580 (smin<mode>3): Removed.
1581 (smax<mode>3): Likewise.
1583 * config/i386/mmx.md (mmx_<code>v2sf3): New.
1584 (mmx_<code>v4hi3): Likewise.
1585 (mmx_<code>v8qi3): Likewise.
1586 (mmx_smaxv2sf3): Removed.
1587 (mmx_sminv2sf3): Likewise.
1588 (mmx_umaxv8qi3): Likewise.
1589 (mmx_smaxv4hi3): Likewise.
1590 (mmx_uminv8qi3): Likewise.
1591 (mmx_sminv4hi3): Likewise.
1593 * config/i386/sse.md (<addsub><mode>3): New.
1594 (*<addsub><mode>3): Likewise.
1595 (<sse>_vm<addsub><mode>3): Likewise.
1596 (<maxmin><mode>3): Likewise.
1597 (*<maxmin><mode>3_finite): Likewise.
1598 (*<maxmin><mode>3): Likewise.
1599 (<sse>_vm<maxmin><mode>3): Likewise.
1600 (sse3_h<addsub>v4sf3): Likewise.
1601 (sse3_h<addsub>v2df3): Likewise.
1602 (<maxmin>v16qi3): Likewise.
1603 (*<maxmin>v16qi3): Likewise.
1604 (<maxmin>v8hi3): Likewise.
1605 (*<maxmin>v8hi3): Likewise.
1606 (*sse4_1_<maxmin><mode>3): Likewise.
1607 (*sse4_1_<maxmin><mode>3): Likewise.
1608 (add<mode>3): Removed.
1609 (*add<mode>3): Likewise.
1610 (<sse>_vmadd<mode>3): Likewise.
1611 (sub<mode>3): Likewise.
1612 (*sub<mode>3): Likewise.
1613 (<sse>_vmsub<mode>3): Likewise.
1614 (smin<mode>3): Likewise.
1615 (*smin<mode>3_finite): Likewise.
1616 (*smin<mode>3): Likewise.
1617 (<sse>_vmsmin<mode>3): Likewise.
1618 (smax<mode>3): Likewise.
1619 (*smax<mode>3_finite): Likewise.
1620 (*smax<mode>3): Likewise.
1621 (<sse>_vmsmax<mode>3): Likewise.
1622 (sse3_haddv4sf3): Likewise.
1623 (sse3_haddv2df3): Likewise.
1624 (sse3_hsubv4sf3): Likewise.
1625 (sse3_hsubv2df3): Likewise.
1626 (umaxv16qi3): Likewise.
1627 (*umaxv16qi3): Likewise.
1628 (smaxv8hi3): Likewise.
1629 (*smaxv8hi3): Likewise.
1630 (*sse4_1_smax<mode>3): Likewise.
1631 (*sse4_1_umax<mode>3): Likewise.
1632 (uminv16qi3): Likewise.
1633 (*uminv16qi3): Likewise.
1634 (sminv8hi3): Likewise.
1635 (*sminv8hi3): Likewise.
1636 (*sse4_1_smin<mode>3): Likewise.
1637 (*sse4_1_umin<mode>3): Likewise.
1639 2008-04-01 Rafael Espindola <espindola@google.com>
1641 * tree-cfg.c (verify_expr): remove in_phi.
1642 (verify_stmt): Don't call walk_tree with verify_expr. Use
1643 is_gimple_min_invariant instead of is_gimple_val.
1645 2008-04-01 Joseph Myers <joseph@codesourcery.com>
1647 * doc/include/gpl_v3.texi: Update for manpage generation.
1648 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
1650 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
1651 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
1652 gpl_v3.texi instead of gpl.texi.
1655 2008-04-01 Jakub Jelinek <jakub@redhat.com>
1658 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
1660 2008-04-01 Rafael Espindola <espindola@google.com>
1662 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
1663 (extract_code_and_val_from_cond): Use
1664 extract_code_and_val_from_cond_with_ops.
1666 2008-04-01 Jan Hubicka <jh@suse.cz>
1668 * function.c (free_after_compilation): Free epilogue_delay_list.
1669 (prepare_function_start): Assert that previous compilation was freed.
1671 2008-04-01 Jan Hubicka <jh@suse.cz>
1672 Jim Wilson <wilson@tuliptree.org>
1673 Andreas Tobler <andreast@gcc.gnu.org>
1676 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
1677 rtl.emit instead cfun->emit.
1678 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
1679 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
1681 2008-04-01 Ben Elliston <bje@au.ibm.com>
1683 * doc/c-tree.texi (Function Basics): Fix grammatical error.
1685 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
1687 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
1689 (fprofile-use): Add var flag_profile_use
1690 * coverage.c (coverage_begin_output): Do not open a gcno file for
1691 output only if -ftest-coverage is set.
1692 Do not add getpwd() to gcda file path.
1693 (build_gcov_info): Check the new flag
1694 flag_profile_datafile_relative_path.
1695 (coverage_init): Use profile_data_prefix.
1696 Read profile counter only if flag_profile_use is set.
1697 * opts.c (common_handle_option): New option fprofile-use=,
1698 fprofile-dir=, fprofile-generate=.
1699 * toplev.c (profile_data_prefix): New variable definition.
1700 * toplev.h (profile_data_prefix): New declaration.
1701 * doc/invoke.tex (Option Summary, Optimization Options):
1704 2008-03-31 James E. Wilson <wilson@tuliptree.org>
1706 * varasm.c (output_constant_pool_1): In LABEL_REF check,
1707 use tmp consistently.
1710 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
1711 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1712 UNSPEC_FR_RECIP_APPROX_RES.
1713 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
1715 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
1718 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
1720 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1723 * fold-const.c (fold_indirect_ref_1): Support accessing non first
1724 element of the vector via a pointer.
1726 2008-03-31 Ian Lance Taylor <iant@google.com>
1728 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
1730 2008-03-31 Jan Hubicka <jh@suse.cz>
1732 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1733 get_arg_pointer_save_area.
1734 * expr.c (init_expr): Just clear out rtl.expr.
1735 * function.c (free_after_compilation): Clear out whole RTL structure.
1736 (get_func_frame_size): Merge into ...
1737 (get_frame_size): ... this one.
1738 (assign_stack_local_1): Merge into ...
1739 (assign_stack_local): ... this one.
1740 (expand_function_end): Update call of get_arg_pointer_save_area.
1741 (get_art_pointer_save_area): Remove cfun argument.
1742 * function.h (emit_status): regno_pointer_align does not need length
1743 attribute. Move x_regno_reg_rtx to ...
1744 (regno_reg_rtx): ... new global array.
1745 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
1746 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
1747 apply_args_value, forced_labels, stack_pointer_delta):
1749 (struct varasm_status): Move here from varasm.c
1750 (struct rtl_data): New. Move here some fields from struct function.
1751 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1752 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1753 used_temp_slots avail_temp_slots, temp_slot_level,
1754 nonlocal_goto_handler_labels): Update accesstors.
1755 (rtl): New global variable.
1756 (struct function): Move some fileds to rtl_data.
1757 (get_arg_pointer_save_area): Update prototype.
1758 * emit-rtl.c (rtl): Declare.
1759 (regno_reg_rtx): Declare.
1760 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
1762 (gen_reg_rtx): Update.
1763 (init_virtual_regs): Do not tate emit_status argument.
1764 (init_emit): Do not allocate emit.
1765 * varasm.c (varasm_statuc): Move to function.h.
1766 (n_deferred_constatns): Update accestor.
1767 (init_varasm_status): Do not allocate varasm_status.
1768 (force_const_mem, get_pool_size, output_constant_pool): Update.
1769 * stmt.c (force_label_rtx): Do not use x_ prefixes.
1770 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
1772 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
1774 PR rtl-optimization/35729
1775 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
1778 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
1781 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
1782 load/store if memory is unaligned.
1783 (*movti_rex64): Likewise.
1785 * config/i386/predicates.md (misaligned_operand): New.
1787 2008-03-31 Andrew Pinski <pinskia@gmail.com>
1790 * tree-ssa-phiopt.c (conditional_replacement): Return early for
1793 2008-03-31 Jan Beulich <jbeulich@novell.com>
1795 * config/ia64/constraints.md: Add 'j' constraint.
1796 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
1797 (movdi_internal): Likewise.
1799 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
1802 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
1804 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
1807 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
1808 proper error message for the third argument on blendpd and
1811 * config/i386/sse.md (blendbits): New.
1812 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
1814 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
1816 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
1818 2008-03-30 Richard Guenther <rguenther@suse.de>
1821 * fold-const.c (fold_sign_changed_comparison): Do leave
1822 conversions to base-types alone.
1824 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1826 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
1827 the link register if one altivec register is be saved.
1829 2008-03-30 Ben Elliston <bje@au.ibm.com>
1831 * final.c (final_scan_insn): Remove if (0) code.
1833 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
1835 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
1837 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
1839 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
1840 of V4SFmode to ix86_binary_operator_ok.
1842 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
1844 * config/i386/i386.c (override_options): Initialize
1845 ix86_veclib_handler to ix86_veclibabi_svml when
1846 -mveclibabi=svml is used.
1847 (ix86_veclibabi_svml): New function for SVML ABI style
1848 vectorization support.
1849 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
1851 2008-03-28 Rafael Espindola <espindola@google.com>
1853 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
1854 (tree_binary_nonnegative_warnv_p): Make it public.
1855 (tree_single_nonnegative_warnv_p): Make it public.
1856 (tree_invalid_nonnegative_warnv_p): Make it public.
1857 (tree_unary_nonzero_warnv_p): Make it public.
1858 (tree_binary_nonzero_warnv_p): Make it public
1859 (tree_single_nonzero_warnv_p): Make it public.
1860 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
1861 (extract_range_from_binary_expr): Split the expr argument.
1862 (extract_range_from_unary_expr): Split the expr argument.
1863 (extract_range_from_comparison): Split the expr argument.
1864 (extract_range_from_expr): Use the new aux functions.
1865 (vrp_evaluate_conditional_warnv): Use
1866 vrp_evaluate_conditional_warnv_with_ops.
1867 * tree.h (tree_unary_nonzero_warnv_p): Declare.
1868 (tree_binary_nonzero_warnv_p): Declare.
1869 (tree_single_nonzero_warnv_p): Declare.
1870 (tree_expr_nonzero_warnv_p): Declare.
1871 (tree_unary_nonnegative_warnv_p): Declare.
1872 (tree_binary_nonnegative_warnv_p): Declare.
1873 (tree_single_nonnegative_warnv_p): Declare.
1874 (tree_invalid_nonnegative_warnv_p): Declare.
1876 2008-03-28 Richard Guenther <rguenther@suse.de>
1878 PR tree-optimization/30317
1879 PR tree-optimization/30911
1880 PR tree-optimization/34793
1881 * tree-vrp.c (set_and_canonicalize_value_range): New function.
1882 (struct assert_locus_d): New member EXPR.
1883 (register_new_assert_for): Add EXPR parameter to support
1884 ASSERT_EXPR <name, expr OP limit>.
1885 (register_edge_assert_for_1): Adjust callers.
1886 (find_assert_locations): Likewise.
1887 (process_assert_insertions_for): Build condition from expression.
1888 (extract_range_from_assert): Handle ASSERT_EXPRs
1889 of the form ASSERT_EXPR <name, expr OP limit>.
1890 (register_edge_assert_for_2): New helper registering
1891 asserts for comparisons. Recognize range tests of the form
1892 (unsigned)i - CST1 OP CST2.
1893 (register_edge_assert_for_1): Use it.
1894 (register_edge_assert_for): Likewise.
1895 (needs_overflow_infinity): Integer sub-types
1896 do not need overflow infinities.
1897 (vrp_val_is_max): The extreme values of integer sub-types
1898 are those of the base type.
1899 (vrp_val_is_min): Likewise.
1900 * tree.def (ASSERT_EXPR): Document extra allowed conditional
1903 2008-03-28 Nick Clifton <nickc@redhat.com>
1905 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1906 Return GENERAL_REGS for stack adjustment reloads.
1908 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1911 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
1912 const_vector when all the vectors are constant.
1914 2008-03-27 Bob Wilson <bob.wilson@acm.org>
1916 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
1918 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
1919 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
1921 (s<code>_sf): Use new scc_sf attribute for opcode names.
1923 2008-03-27 Tom Tromey <tromey@redhat.com>
1925 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
1926 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
1927 config/spu/t-spu-elf, config/i386/t-interix,
1928 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
1929 config/i386/x-darwin, config/i386/x-mingw32,
1930 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
1931 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
1932 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
1933 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
1934 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
1935 config/rs6000/x-darwin, config/rs6000/t-rs6000,
1936 config/score/t-score-elf, config/arm/t-strongarm-pe,
1937 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
1938 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
1939 Revert automatic dependency patch.
1941 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
1944 * config/i386/i386.c (ix86_function_arg_boundary): Align
1945 decimal floating point to its natural boundary.
1947 2008-03-27 Richard Guenther <rguenther@suse.de>
1950 * fold-const.c (fold_comparison): Restrict distinct decl
1951 comparison folding to VAR_DECLs and PARM_DECLs. Do not
1952 solely rely on operand_equal_p.
1954 2008-03-27 Richard Guenther <rguenther@suse.de>
1957 * c-common.c (handle_weak_attribute): Reject combination of
1960 2008-03-27 Richard Guenther <rguenther@suse.de>
1962 PR tree-optimization/32810
1963 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
1964 conversions from DECL_INITIAL.
1965 (fold_const_aggregate_ref): Likewise from constructor elements.
1967 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
1969 * tree-affine.h (aff_combination_expand): Declare.
1970 (get_inner_reference_aff): Likewise.
1971 * tree-affine.c (aff_combination_expand): Split out from
1972 tree_to_aff_combination_expand.
1973 (get_inner_reference_aff): New function.
1974 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
1975 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
1976 (struct lim_aux_data): sm_done field removed.
1977 (mem_ref_loc_p, mem_ref_locs_p): New types.
1978 (struct mem_ref): Added id, stored, accesses_in_loop,
1979 indep_loop, dep_loop, indep_ref, dep_ref fields.
1980 Removed is_stored, locs and next fields.
1981 (memory_accesses): New variable.
1982 (movement_possibility): Do not allow moving statements
1983 that store to memory.
1984 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
1986 (determine_max_movement): For statements with memory references,
1987 find the outermost loop in that the reference is independent.
1988 (move_computations_stmt): Mark the virtual operands for renaming.
1989 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
1990 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
1991 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
1992 add_vop_ref_mapping, create_vop_ref_mapping_loop,
1993 create_vop_ref_mapping, analyze_memory_references,
1994 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
1995 get_all_locs_in_loop, ref_always_accessed_p,
1996 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
1997 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
1998 store_motion_loop, store_motion): New functions.
1999 (struct vop_to_refs_elt): New type.
2000 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
2001 memref_hash, memref_eq, hoist_memory_references): Rewritten.
2002 (schedule_sm): Replaced by...
2003 (execute_sm): ... this.
2004 (determine_lsm_ref, hoist_memory_references,
2005 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
2006 find_more_ref_vops, free_mem_ref, free_mem_refs,
2007 determine_lsm_loop, determine_lsm): Removed.
2008 (tree_ssa_lim_finalize): Free data structures used by store motion.
2009 (tree_ssa_lim): Call analyze_memory_references. Use
2010 store_motion instead of determine_lsm.
2012 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2014 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
2015 rename tmake_file to m68hc11/t-m68hc11.
2016 (mcore): Set inhibit_libc to true.
2017 * config.host (alpha*-dec-*vms*): Set extra_programs.
2018 (interix3*): Don't use host_xmake_file.
2019 * configure.ac: Let config.gcc override inhibit_libc.
2020 * configure: Regenerate.
2022 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
2023 * config/t-openbsd-thread: Remove commented out lines.
2025 * config/x-interix: Remove.
2027 * config/m68hc11/t-m68hc11-gas: Rename to...
2028 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
2030 * config/mcore/t-mcore: Remove T_CFLAGS.
2031 * config/mcore/t-mcore-pe: Likewise.
2033 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
2035 * configure.ac: Replace custom __GNU_SOURCE test with
2036 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
2037 * aclocal.m4: Regenerate.
2038 * configure: Regenerate.
2039 * config.in: Regenerate.
2041 2008-03-27 Richard Guenther <rguenther@suse.de>
2043 * fold-const.c (target.h): Include.
2044 (fold_comparison): Fold comparison of addresses of decls
2045 that bind locally or of constants. Consolidate address folding code.
2046 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
2047 results from fold_binary_to_constant.
2048 (compare_values_warnv): Likewise.
2050 2008-03-27 Andrew Pinski <pinskia@gmail.com>
2053 * fold-const.c (fold_truthop): Check for integeral types when folding
2054 a == 0 && b == 0 and a != 0 || b != 0 .
2056 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
2058 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
2060 2008-03-26 Andreas Schwab <schwab@suse.de>
2062 * doc/invoke.texi: Fix use of @item vs. @itemx.
2064 2008-03-26 Tom Tromey <tromey@redhat.com>
2066 * Makefile.in (build/gensupport.o, build/print-rtl.o,
2067 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
2068 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
2069 build/gencodes.o, build/genconditions.o, build/genconfig.o,
2070 build/genconstants.o, build/genemit.o, build/genextract.o,
2071 build/genflags.o, build/genmddeps.o, build/genopinit.o,
2072 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
2075 2008-03-26 Richard Guenther <rguenther@suse.de>
2078 2008-03-26 Richard Guenther <rguenther@suse.de>
2080 * fold-const.c (target.h): Include.
2081 (fold_comparison): Fold comparison of addresses of two decls
2082 that bind locally. Consolidate address folding code.
2084 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2086 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
2087 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
2088 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
2089 dconstsqrt2, dconstthird, dconste and/or dconst10.
2090 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
2091 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
2092 dconstsqrt2, dconste): Delete.
2093 (init_emit_once): Likewise. Simplify initializing dconstm1.
2095 * real.c (get_real_const): New.
2096 * real.h (dconst3, dconst10, dconstm2, dconstthird,
2097 dconstsqrt2, dconste): Delete.
2098 (real_value_const, get_real_const): New.
2100 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
2102 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
2104 * config/i386/i386.c (ix86_function_arg_boundary): Check
2105 BIGGEST_ALIGNMENT instead of 128.
2106 (setup_incoming_varargs_64): Likewise.
2108 2008-03-26 Tom Tromey <tromey@redhat.com>
2110 * Makefile.in (DEPFILES): Add missing '/'.
2112 2008-03-26 Richard Guenther <rguenther@suse.de>
2114 * fold-const.c (target.h): Include.
2115 (fold_comparison): Fold comparison of addresses of two decls
2116 that bind locally. Consolidate address folding code.
2118 2008-03-26 Nick Clifton <nickc@redhat.com>
2121 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
2122 not allow INT+INT as a legitimate addressing mode.
2124 2008-03-26 Richard Guenther <rguenther@suse.de>
2126 * tree-flow.h (widen_bitfield): Remove declaration.
2127 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
2128 (widen_bitfield): Remove function.
2129 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
2132 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
2135 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
2138 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
2140 PR rtl-optimization/35232
2141 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
2142 (forget_old_reloads_1, forget_marked_reloads): Don't clear
2143 reg_reloaded_call_part_clobbered here.
2144 (reload_regs_reach_end_p): New function.
2145 (reload_reg_rtx_for_input): New variable.
2146 (reload_reg_rtx_for_output): Likewise.
2147 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
2148 when reassigning a pseudo register. Load reloadreg from
2149 reload_reg_rtx_for_input, moving the mode and register
2151 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
2152 instead of the original when deciding whether an input reload
2153 would be a no-op or whether an output reload can be deleted.
2154 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
2155 when setting up new_spill_reg_store. Load it from
2156 reload_reg_rtx_for_output, moving the mode and register
2158 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
2159 instead of the original when deciding whether an output reload
2160 would be a no-op. Do the same when modifying insn notes.
2161 Use rtx_equal_p instead of == to compare the registers.
2162 (inherit_piecemeal_p): Take a mode and two register numbers
2164 (emit_reload_insns): Clear new_spill_reg_store for every hard
2165 register in the reload register. Remove spill registers
2166 from reg_reloaded_valid before considering whether to record
2167 inheritance information for them. Use reload_reg_rtx_for_output
2168 instead of reg_rtx when recording output reloads. Use
2169 reload_reg_rtx_for_input instead of reg_rtx when recording
2170 input reloads. Set or clear reg_reloaded_call_part_clobbered
2171 at the same time as setting reg_reloaded_valid.
2172 (delete_output_reload): Add a new_reload_reg parameter and use it
2173 instead of rld[j].reg_rtx.
2174 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
2177 2008-03-25 Tom Tromey <tromey@redhat.com>
2179 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
2180 (build/genattr.o): Likewise.
2181 (build/genattrtab.o): Likewise.
2182 (build/gencodes.o): Likewise.
2183 (build/genconfig.o): Likewise.
2184 (build/genconstants.o): Likewise.
2185 (build/genemit.o): Likewise.
2186 (build/genextract.o): Likewise.
2187 (build/genflags.o): Likewise.
2189 2008-03-25 Bob Wilson <bob.wilson@acm.org>
2191 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
2192 instead of size_int for integer types.
2193 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
2194 to match type of MINUS_EXPR.
2196 2008-03-25 Tom Tromey <tromey@redhat.com>
2198 * configure: Rebuilt.
2199 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
2202 2008-03-25 Tom Tromey <tromey@redhat.com>
2204 * config/x-solaris (host-solaris.o): Update.
2205 * config/x-linux (host-linux.o): Update.
2206 * config/x-hpux (host-hpux.o): Update.
2207 * config/x-darwin (host-darwin.o): Update.
2208 * config/v850/t-v850e (v850-c.o): Update.
2209 * config/v850/t-v850 (v850-c.o): Update.
2210 * config/t-vxworks (vxworks.o): Update.
2211 * config/t-sol2 (sol2-c.o, sol2.o): Update.
2212 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
2213 * config/spu/t-spu-elf (spu-c.o): Update.
2215 * config/sh/t-symbian (sh-c.o): Update.
2216 (symbian.o): Update.
2217 * config/sh/t-sh (sh-c.o): Update.
2218 * config/score/t-score-elf (score7.o, score3.o): Update.
2219 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
2220 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
2221 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
2222 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
2224 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2225 * config/m32c/t-m32c (m32c-pragma.o): Update.
2226 * config/ia64/t-ia64 (ia64-c.o): Update.
2227 * config/i386/x-mingw32 (host-mingw32.o): Update.
2228 * config/i386/x-i386 (driver-i386.o): Update.
2229 * config/i386/x-darwin (host-i386-darwin.o): Update.
2230 * config/i386/x-cygwin (host-cygwin.o): Update.
2231 * config/i386/t-nwld (nwld.o): Update.
2232 * config/i386/t-netware (netware.o): Update.
2233 * config/i386/t-interix (winnt.o): Update.
2234 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
2235 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
2236 msformat-c.o): Update.
2237 * config/bfin/t-bfin-linux (generated_files): Add
2238 linux-sysroot-suffix.h.
2239 * config/arm/t-wince-pe (pe.o): Update.
2240 * config/arm/t-strongarm-pe (pe.o): Update.
2241 * config/arm/t-pe (pe.o): Update.
2242 * config/arm/t-arm (arm-c.o): Update.
2243 * doc/install.texi (Prerequisites): Require make 3.80.
2244 * Makefile.in: Remove .o targets.
2245 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
2246 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
2247 (simple_generated_h, simple_generated_c): Move earlier.
2248 (generated_files): New variable.
2249 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
2250 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
2251 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
2252 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
2253 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
2254 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
2255 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
2256 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
2257 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
2258 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
2259 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
2260 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
2262 (COMPILE.base, COMPILE): New variables.
2263 (%.o): New pattern rule.
2264 (ALL_HOST_OBJS): New variable.
2265 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
2266 (dummy-checksum.o, cc1-checksum.o): Remove.
2267 (DRIVER_SHLIB): New variable.
2268 (DRIVER_DEFINES): Use it.
2269 (gencondmd.c): Move out of build/.
2270 (s-conditions): Update.
2271 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
2272 (ALL_BUILD_OBJS): Likewise.
2273 (build/%.o): Use BUILDCOMPILE.
2274 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
2275 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
2276 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
2277 build/gencheck.o, build/gencodes.o, build/genconditions.o,
2278 build/genconfig.o, build/genconstants.o, build/genemit.o,
2279 build/genextract.o, build/genflags.o, build/genmddeps.o,
2280 build/genopinit.o, build/genoutput.o, build/genpeep.o,
2281 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
2282 build/gen-protos.o, build/scan.o, build/fix-header.o,
2283 build/scan-decls.o): Simplify.
2284 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
2285 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
2286 prefix.o, toplev.o): Reduce to variable setting.
2287 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
2288 ($(out_object_file), gcc-options.o): New targets.
2289 ($(ALL_HOST_OBJS)): New target. Include dependency files.
2290 * configure: Rebuilt.
2291 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
2292 * doc/sourcebuild.texi (Front End Directory): Document new variable.
2294 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
2296 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
2297 complain when we hit an error, return ERROR_MARK_NODE.
2299 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2301 * config/sh/constraints.md (Pso, Psz): New constraints.
2302 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
2303 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
2305 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2307 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
2308 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
2310 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
2312 * config/sh/sh.md (prefetch): Add condition for SH2A target.
2313 (prefetch_sh2a): New.
2315 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2316 Naveen.H.S <naveen.hs@kpitcummins.com>
2318 * config/sh/constraints.md (I28): New constraint.
2319 * config/sh/sh.c (broken_move): Add support for movi20s.
2320 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
2322 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
2323 Jayant Sonar <Jayant.sonar@kpitcummins.com>
2324 Naveen.H.S <naveen.hs@kpitcummins.com>
2326 * config/sh/sh.c (SH_ATTRIBUTES): Define.
2327 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
2328 (print_operand): Handle resbank in %@ operand code.
2329 (sh_encode_section_info): New.
2330 (push_regs): Add conditions for resbank.
2331 (sh_expand_epilogue): Likewise.
2332 (sh_insert_attributes): Likewise.
2333 (sh_attribute_table): Likewise.
2334 (sh_handle_resbank_handler_attribute): New.
2335 (sh2a_handle_function_vector_handler_attribute): New.
2336 (sh2a_is_function_vector_call): New.
2337 (sh2a_get_function_vector_number): New.
2338 (sh2a_function_vector_p): New.
2339 (sh_cfun_resbank_handler_p): New.
2340 * config/sh/sh.md (calli): Emit jsr/n if possible.
2341 (calli_tbr_rel): New.
2342 (calli_pcrel): Emit jsr/n if possible.
2343 (return_i): Emit rts/n if possible.
2344 (call_valuei_tbr_rel): New.
2345 (call_valuei_pcrel): Add condition for SH2A target.
2346 (call_value): Likewise.
2347 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
2348 (sh2a_get_function_vector_number): Likewise.
2349 (sh2a_is_function_vector_call): Likewise.
2350 * doc/extend.texi: Document TBR relative addressing of SH2A.
2351 (resbank): Add description for SH2A.
2353 2008-03-24 Richard Guenther <rguenther@suse.de>
2356 * gimplify.c (gimplify_modify_expr): For frontend type-correct
2357 pointer assignments change conversions according to middle-end rules.
2358 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
2359 * configure.ac: Include type checking in yes.
2360 * configure: Regenerate.
2362 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2364 * diagnostic.c (diagnostic_count_diagnostic): Delete.
2365 (diagnostic_report_diagnostic): Update. Handle ICEs here.
2367 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
2369 * gthr-vxworks.h (UNUSED): Define.
2371 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
2373 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
2375 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
2377 * doc/extend.texi (Function Attributes): Add missing comma in the
2378 example of the "alloc_size" attribute.
2380 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
2383 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
2385 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
2388 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2391 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2392 of the underlying type of a MS bitfield layout to the natural
2393 alignment of the type.
2395 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2397 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2398 to their natural alignment to avoid store forwarding stalls.
2400 2008-03-22 Richard Guenther <rguenther@suse.de>
2402 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
2403 For PHI nodes verify the address is invariant.
2404 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
2405 (get_symbol_constant_value): Use is_gimple_min_invariant.
2406 (maybe_fold_stmt_indirect): Likewise.
2408 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
2410 PR rtl-optimization/33927
2411 * Makefile.in (dse.o): Depend on $(TM_P_H).
2412 * expr.h (extract_low_bits): Declare.
2413 * expmed.c (extract_low_bits): New function.
2414 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
2415 * dse.c: Include tm_p.h.
2416 (find_shift_sequence): Remove the read_reg argument and return the
2417 read value. Emit the instructions instead of returning them.
2418 Iterate on new_mode rather than calculating it each time.
2419 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
2420 source to NEW_MODE and extract_low_bits to convert the shifted
2422 (replace_read): Allow the load and store to have different mode
2423 classes. Use extract_low_bits when SHIFT == 0. Create the shift
2424 or extraction instructions before trying the replacement. Update
2425 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
2427 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
2429 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
2430 to their natural alignment to avoid store forwarding stalls.
2432 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2435 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
2436 encouraging but not allowing gprs for input;
2437 change the input constraint to !f#r.
2438 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
2440 change the output constraint to !f#r.
2442 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
2446 corresponding post-reload splitters.
2447 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
2448 when x87 FP math is selected.
2449 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
2450 New function prototype.
2451 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
2452 unreachable function to ease macroization of insn patterns.
2454 2008-03-21 Martin Jambor <mjambor@suse.cz>
2456 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
2457 reference dumps if ddr is NULL or dependence is unknown.
2459 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2461 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
2462 unsigned extension into account.
2463 (ATOMIC_COMPARE_AND_SWAP): Likewise.
2464 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
2465 Do computations on a scratch register.
2467 2008-03-21 Richard Guenther <rguenther@suse.de>
2469 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
2470 Use is_gimple_min_invariant instead of TREE_INVARIANT.
2471 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
2472 * tree-ssa-dom.c (record_equality): Likewise.
2473 * tree-inline.c (copy_body_r): Likewise.
2474 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
2477 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
2479 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
2480 as 'delete_unused' argument.
2482 2008-03-20 Richard Guenther <rguenther@suse.de>
2484 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
2485 special casing of constant qualifiers.
2486 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
2487 care about them in general.
2488 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
2489 regardless of their type.
2490 (fold_stmt_r): Forcefully fold *& if we end up with that.
2492 2008-03-20 Paul Brook <paul@codesourcery.com>
2494 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
2495 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
2497 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
2499 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
2500 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
2502 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
2504 * common.opt (Wmudflap): New option.
2505 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
2506 (mx_register_decls): Likewise.
2507 (mudflap_finish_file): Likewise.
2508 * doc/invoke.texi: Document -Wno-mudflap.
2510 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
2512 * c-format.c (replace_format_name_to_system_name): New.
2514 (convert_format_name_to_system_name): New.
2515 (decode_format_attr): Add use of convert_format_name_to_system_name.
2516 (format_types_orig): Add gnu_ prefix to names.
2517 (check_format_info_main): Special treating of \0 escaped names for
2518 supporting multi-character format specifiers as I32, I64.
2519 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
2520 (gnu_target_overrides_format_attributes): New.
2521 * c-format.h: Add structure target_ovr_attr to hold
2522 system specific formatter names.
2523 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
2524 msformat-c.o file to c_target_objs and cxx_target_objs.
2525 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2526 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
2527 (TARGET_N_FORMAT_TYPES): New.
2528 * config/i386/msformat-c.c: New.
2529 * config/i386/t-cygming: Add build rule for msformat-c.o.
2530 * doc/extend.texi: Add new format names gnu_* and ms_* and
2532 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
2534 2008-03-20 Ira Rosen <irar@il.ibm.com>
2536 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
2537 optimizations turned on under -O3.
2538 (ftree-vectorize): Add that the flag is turned on with -O3.
2540 2008-03-20 Ben Elliston <bje@au.ibm.com>
2542 * regmove.c (try_auto_increment): Fix spelling error in comment.
2543 * final.c (final_scan_insn): Likewise.
2545 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
2548 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
2549 allocator preferences for "y" and "r" class registers.
2550 ("*mov<mode>_internal"): Ditto.
2551 ("*movv2sf_internal_rex64"): Ditto.
2552 ("*movv2sf_internal"): Ditto.
2554 2008-03-19 Michael Matz <matz@suse.de>
2557 * calls.c (expand_call): Check overlap of arguments with call
2558 address for sibcalls.
2560 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
2563 * stor-layout.c (update_alignment_for_field): Set minimum alignment
2564 of the underlying type of a MS bitfield layout to the natural
2565 alignment of the type.
2567 2008-03-19 Jan Hubicka <jh@suse.cz>
2570 * toplev.c (decode_d_option): Handle all CPP flags.
2571 * tree-vrp.c: Update tree_pass descriptors.
2572 * regrename.c: Update tree_pass descriptors.
2573 * fwprop.c: Update tree_pass descriptors.
2574 * doc/invoke.texi: Remove documentation of dropped -d? flags.
2575 * tree-into-ssa.c: Update tree_pass descriptors.
2576 * tree-dump.c: Update tree_pass descriptors.
2577 * tree-complex.c: Update tree_pass descriptors.
2578 * tree-dump.h: Update tree_pass descriptors.
2579 * see.c: Update tree_pass descriptors.
2580 * cgraphbuild.c: Update tree_pass descriptors.
2581 * tracer.c: Update tree_pass descriptors.
2582 * tree-loop-distribution.c: Update tree_pass descriptors.
2583 * cgraph.c: Update tree_pass descriptors.
2584 * postreload-gcse.c: Update tree_pass descriptors.
2585 * postreload.c: Update tree_pass descriptors.
2586 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
2587 * tree-tailcall.c: Update tree_pass descriptors.
2588 * tree-pass.h (tree_opt_pass): Rename to ...
2589 (opt_pass) ... this one; add "type" field and remove letter field.
2590 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
2591 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
2592 all_lowering_passes): Update declaration.
2593 * ipa-cp.c: Update tree_pass descriptors.
2594 * final.c: Update tree_pass descriptors.
2595 * omp-low.c: Update tree_pass descriptors.
2596 * tree-ssa-dse.c: Update tree_pass descriptors.
2597 * ipa-reference.c: Update tree_pass descriptors.
2598 * tree-ssa-uncprop.c: Update tree_pass descriptors.
2599 * auto-inc-dec.c: Update tree_pass descriptors.
2600 * reorg.c: Update tree_pass descriptors.
2601 * cgraphunit.c: Update tree_pass descriptors.
2602 * tree-ssa-copyrename.c: Update tree_pass descriptors.
2603 * tree-ssa-ccp.c: Update tree_pass descriptors.
2604 * df-core.c: Update tree_pass descriptors.
2605 * mode-switching.c: Update tree_pass descriptors.
2606 * tree-nomudflap.c: Update tree_pass descriptors.
2607 * modulo-sched.c: Update tree_pass descriptors.
2608 * ipa-pure-const.c: Update tree_pass descriptors.
2609 * cse.c: Update tree_pass descriptors.
2610 * web.c: Update tree_pass descriptors.
2611 * tree-stdarg.c: Update tree_pass descriptors.
2612 * tree-ssa-math-opts.c: Update tree_pass descriptors.
2613 * tree-ssa-dom.c: Update tree_pass descriptors.
2614 * tree-nrv.c: Update tree_pass descriptors.
2615 * tree-ssa-alias.c: Update tree_pass descriptors.
2616 * loop-init.c: Update tree_pass descriptors.
2617 * gimple-low.c: Update tree_pass descriptors.
2618 * ipa-inline.c: Update tree_pass descriptors.
2619 * tree-ssa-sink.c: Update tree_pass descriptors.
2620 * global.c: Update tree_pass descriptors.
2621 * ifcvt.c: Update tree_pass descriptors.
2622 * jump.c: Update tree_pass descriptors.
2623 * predict.c: Update tree_pass descriptors.
2624 * tree-ssa-loop.c: Update tree_pass descriptors.
2625 * recog.c: Update tree_pass descriptors.
2626 * dse.c: Update tree_pass descriptors.
2627 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
2628 * tree-eh.c: Update tree_pass descriptors.
2629 * regmove.c: Update tree_pass descriptors.
2631 * function.c: Update tree_pass descriptors.
2632 * tree-vectorizer.c: Update tree_pass descriptors.
2633 * gcse.c: Update tree_pass descriptors.
2634 * ipa-type-escape.c: Update tree_pass descriptors.
2635 * tree-if-conv.c: Update tree_pass descriptors.
2636 * init-regs.c: Update tree_pass descriptors.
2637 * ipa.c: Update tree_pass descriptors.
2638 * tree-ssa-phiopt.c: Update tree_pass descriptors.
2639 * rtl-factoring.c: Update tree_pass descriptors.
2640 * lower-subreg.c: Update tree_pass descriptors.
2641 * bt-load.c: Update tree_pass descriptors.
2642 * tree-dfa.c: Update tree_pass descriptors.
2643 * except.c: Update tree_pass descriptors.
2644 * emit-rtl.c: Update tree_pass descriptors.
2645 * cfgexpand.c: Update tree_pass descriptors.
2646 * tree-cfgcleanup.c: Update tree_pass descriptors.
2647 * cfgcleanup.c: Update tree_pass descriptors.
2648 * tree-ssa-pre.c: Update tree_pass descriptors.
2649 * tree-sra.c: Update tree_pass descriptors.
2650 * tree-mudflap.c: Update tree_pass descriptors.
2651 * tree-ssa-copy.c: Update tree_pass descriptors.
2652 * cfglayout.c: Update tree_pass descriptors.
2653 * tree-ssa-forwprop.c: Update tree_pass descriptors.
2654 * tree-ssa-dce.c: Update tree_pass descriptors.
2655 * tree-ssa.c: Update tree_pass descriptors.
2656 * regclass.c: Update tree_pass descriptors.
2657 * integrate.c: Update tree_pass descriptors.
2658 * tree-optimize.c: Update tree_pass descriptors.
2659 * tree-ssa-phiprop.c: Update tree_pass descriptors.
2660 * tree-object-size.c: Update tree_pass descriptors.
2661 * combine.c: Update tree_pass descriptors.
2662 * tree-outof-ssa.c: Update tree_pass descriptors.
2663 * bb-reorder.c: Update tree_pass descriptors.
2664 * stack-ptr-mod.c: Update tree_pass descriptors.
2665 * var-tracking.c: Update tree_pass descriptors.
2666 * tree-profile.c: Update tree_pass descriptors.
2667 * tree-vect-generic.c: Update tree_pass descriptors.
2668 * reg-stack.c: Update tree_pass descriptors.
2669 * sched-rgn.c: Update tree_pass descriptors.
2670 * tree-ssa-structalias.c: Update tree_pass descriptors.
2671 * tree-cfg.c: Update tree_pass descriptors.
2672 * passes.c (current_pass): Update declaration.
2673 (finish_optimization_passes): Update.
2674 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
2675 (register_one_dump_file, register_dump_files_1, next_pass_1):
2677 (init_optimization_passes): Update handling of new types.
2678 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
2679 * ipa-struct-reorg.c: Update tree_pass descriptors.
2680 * tree-ssa-reassoc.c: Update tree_pass descriptors.
2681 * combine-stack-adj.c: Update tree_pass descriptors.
2682 * cfgrtl.c: Update tree_pass descriptors.
2683 * dce.c: Update tree_pass descriptors.
2684 * tree-ssanames.c: Update tree_pass descriptors.
2686 2008-03-19 Richard Guenther <rguenther@suse.de>
2689 * tree-ssa.c (walk_data): New structure.
2690 (warn_uninitialized_var): If not always_executed warn with "maybe"
2692 (execute_early_warn_uninitialized): Compute post-dominators.
2693 Initialize always_executed before processing each basic block.
2695 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
2698 * config/i386/i386.c (x86_this_parameter): Calculate correct location
2699 of "this" pointer when "regparm = N" or "fastcall" is in effect.
2701 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2703 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
2705 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
2707 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
2709 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
2710 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
2711 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
2712 target after ignore has been set, and move there also the commputation
2713 of subtarget and original_target.
2714 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
2715 (LANG_HOOKS_INITIALIZER): Remove it.
2716 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
2718 2008-03-18 Richard Guenther <rguenther@suse.de>
2720 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
2721 found an expression with constants, note that in the VN for the lhs.
2722 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
2723 fold them to constants if possible. Run cleanup_cfg if done so.
2724 (execute_pre): Return todo.
2726 (execute_fre): Likewise.
2727 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
2729 (get_prop_source_stmt): Look through pointer conversions.
2731 2008-03-18 Jan Hubicka <jh@suse.cz>
2733 * tree-pretty-print.c: Include predict.h.
2734 (dump_generic_node): Dump predictor.
2735 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
2736 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
2737 * gimple-low.c (lower_stmt): Likewise.
2738 * expr.c (expand_expr_real): Likewise.
2739 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
2741 (build_predict_expr, build_predict_expr): New.
2742 * predict.h (predictor_name, build_predict_expr): Update.
2743 * c-typeck.c (c_finish_bc_stmt): Add prediction.
2744 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
2745 * predict.def (PRED_CONTINUE): Update hitrate.
2746 * tree.def (PREDICT_EXPR): Define.
2747 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
2748 do not handle BIND_EXPR.
2749 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
2750 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
2751 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
2754 2008-03-18 Michael Matz <matz@suse.de>
2756 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
2758 2008-03-18 Richard Guenther <rguenther@suse.de>
2760 * tree-gimple.h (is_gimple_invariant_address): Declare.
2761 (is_gimple_constant): Likewise.
2762 * tree-gimple.c (is_gimple_constant): New function.
2763 (is_gimple_invariant_address): Likewise.
2764 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
2765 and is_gimple_invariant_address.
2766 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
2768 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
2769 an addressable base.
2771 2008-03-18 Jakub Jelinek <jakub@redhat.com>
2774 * gimplify.c (gimplify_expr): Gimplify second operand of
2777 2008-03-17 Richard Guenther <rguenther@suse.de>
2779 PR tree-optimization/19637
2780 * fold-const.c (fold_unary): Remove restrictions of removing
2781 intermediate pointer-conversions (P2)(P1)P0.
2782 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
2783 conversion to void pointer.
2784 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
2786 2008-03-16 James E. Wilson <wilson@tuliptree.org>
2789 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
2790 emulated thread local variables.
2792 2008-03-16 Richard Guenther <rguenther@suse.de>
2795 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
2796 expand TREE_INVARIANT operations that are not gimple invariant.
2798 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
2800 * doc/extend.texi (Alignment): Say that the ABI controls
2801 the __alignof__ for non-strict-alignment targets rather
2802 than being a recommendation.
2804 2008-03-15 Paul Brook <paul@codesourcery.com>
2806 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
2808 (arm_output_fn_unwind): Mark functions that can not be unwound.
2810 2008-03-15 Paul Brook <paul@codesourcery.com>
2812 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
2813 extension instructions.
2815 2008-03-15 Richard Guenther <rguenther@suse.de>
2817 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
2818 and fold constant aggregate refs.
2819 (fold_const_aggregate_ref): Handle string constants
2820 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
2821 (evaluate_stmt): Simplify now that ccp_fold folds constant
2824 2008-03-15 Paul Brook <paul@codesourcery.com>
2826 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
2827 (extzv): Use gen_extzv_t2.
2828 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
2830 2008-03-15 Richard Guenther <rguenther@suse.de>
2832 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
2833 (fold_const_aggregate_ref): Likewise.
2834 (get_value): Return NULL if we don't have any values.
2835 (ccp_finalize): Set const_val to NULL after freeing it.
2836 * tree-flow.h (get_symbol_constant_value): Declare.
2837 (fold_const_aggregate_ref): Likewise.
2838 * tree-ssa-sccvn.c (try_to_simplify): Use them.
2840 2008-03-15 Richard Guenther <rguenther@suse.de>
2843 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
2844 to not produce negative array indices if not allowed. Add
2845 parameter to indicate that.
2846 (maybe_fold_offset_to_component_ref): Allow negative array
2847 indices only for the first member of a structure.
2848 (maybe_fold_offset_to_reference): Allow negative array indices.
2849 (maybe_fold_stmt_addition): Likewise.
2851 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
2852 Anatoly Sokolov <aesok@post.ru>
2854 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
2855 (avr_arch): Add ARCH_AVR6.
2856 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
2857 (initial_elimination_offset): Initialize and use 'avr_pc_size'
2858 instead of fixed value 2.
2859 (print_operand_address): Use gs() asm specifier instead of pm().
2860 (avr_assemble_integer): (Ditto.).
2861 (avr_output_addr_vec_elt): (Ditto.).
2862 (print_operand): Handle "!" code.
2863 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
2864 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
2865 (AVR_HAVE_EIJMP_EICALL): Define.
2866 (AVR_3_BYTE_PC): Redefine.
2867 (AVR_2_BYTE_PC): (Ditto.).
2868 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
2869 (LINK_SPEC): Add atmega2560 and atmega2561.
2870 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
2872 * config/avr/avr.md (call_insn): Use eicall instead of icall
2873 for 3 byte PC devices.
2874 (call_value_insn): (Ditto.).
2875 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
2876 (indirect_jump): Use only for for 2 byte PC devices.
2877 (*tablejump): (Ditto.).
2878 (*indirect_jump_avr6): Add insn.
2879 (*tablejump_rjmp): Don't use for 3 byte PC devices.
2880 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
2881 instead of ijmp for 3 byte PC devices.
2882 (__tablejump2__): (Ditto.).
2883 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
2884 (MULITLIB_DIRNAMES): (Ditto.).
2885 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
2887 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
2889 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
2890 "sse2_umulsidi3". Use V1DI mode for operand 0.
2891 ("mmx_psadbw"): Use V1DI mode for operand 0.
2892 * config/i386/i386-modes.def (V1SI): New vector mode.
2893 * config/i386/i386.c (struct builtin_description)
2894 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
2895 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
2896 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
2897 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
2898 v1di_ftype_v8qi_v8qi type.
2899 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
2901 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
2902 __builtin_ia32_pmuludq]: Fix the mode of return value.
2904 2008-03-15 Richard Guenther <rguenther@suse.de>
2907 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
2910 2008-03-14 Bob Wilson <bob.wilson@acm.org>
2912 * doc/invoke.texi (Option Summary, Xtensa Options): Document
2913 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
2914 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
2915 unless TARGET_SERIALIZE_VOLATILE is enabled.
2916 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
2917 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
2918 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
2920 2008-03-14 Richard Guenther <rguenther@suse.de>
2922 PR tree-optimization/34172
2923 * tree-flow.h (refs_may_alias_p): Declare.
2924 (get_single_def_stmt): Likewise.
2925 (get_single_def_stmt_from_phi): Likewise.
2926 (get_single_def_stmt_with_phi): Likewise.
2927 * tree-dfa.c (refs_may_alias_p): New function.
2928 (get_single_def_stmt): Likewise.
2929 (get_single_def_stmt_from_phi): Likewise.
2930 (get_single_def_stmt_with_phi): Likewise.
2931 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
2932 (vn_reference_lookup_1): New helper function.
2933 (vn_reference_lookup): Walk the virtual use-def chain to
2934 continue searching for a match if the def does not alias the
2935 reference we are looking for.
2937 2008-03-14 David Edelsohn <edelsohn@gnu.org>
2939 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
2940 archive and Perzl. Update The Written Word listing.
2942 2008-03-14 Richard Guenther <rguenther@suse.de>
2944 PR tree-optimization/34043
2945 PR tree-optimization/33989
2946 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
2948 (bitmap_find_leader): Use extra argument to verify dominance
2949 relationship inside a basic-block.
2950 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
2951 (find_leader_in_sets): Adjust.
2952 (create_component_ref_by_pieces): Take extra argument for
2953 dominance check, handle lookup failures.
2954 (find_or_generate_expression): Likewise.
2955 (create_expression_by_pieces): Likewise.
2956 (insert_into_preds_of_block): Adjust.
2957 (create_value_expr_from): If asked for, verify all operands
2958 are in the blocks AVAIL_OUT set.
2959 (make_values_for_stmt): Check for SSA_NAMEs that are life
2960 over an abnormal edge.
2961 (compute_avail): Remove such check.
2962 (do_SCCVN_insertion): New function.
2963 (eliminate): If we do not find a leader suitable for replacement
2964 insert a replacement expression from SCCVN if available.
2965 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
2966 (struct vn_ssa_aux): Add needs_insertion flag.
2967 * tree-ssa-sccvn.c (may_insert): New global flag.
2968 (copy_reference_ops_from_ref): Value-number union member access
2969 based on its size, not type and member if insertion is allowed.
2970 (visit_reference_op_load): For a weak match from union type
2971 punning lookup a view-converted value and insert a SSA_NAME
2972 for that value if that is not found.
2973 (visit_use): Make dumps shorter. Do not disallow value numbering
2974 SSA_NAMEs that are life over an abnormal edge to constants.
2975 (free_scc_vn): Release inserted SSA_NAMEs.
2976 (run_scc_vn): New flag to specify whether insertion is allowed.
2977 Process SSA_NAMEs in forward order.
2978 * tree-ssa-loop-im.c (for_each_index): Handle invariant
2979 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
2980 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
2981 pointer type to/from integral types that do not change the
2982 precision to regular conversions.
2984 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
2986 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
2987 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
2988 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
2989 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
2990 input arguments and the mode of return value. Built-in functions
2991 that operate on whole 64-bit MMX register now use V1DI mode.
2993 2008-03-13 Alon Dayan <alond@il.ibm.com>
2994 Olga Golovanevsky <olga@il.ibm.com>
2996 PR tree-optimization/35041
2997 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
2998 to locate the right position in a statement.
3000 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
3004 * config/i386/xmmintrin.h: Change all static inline functions to
3005 extern inline and add __gnu_inline__ attribute.
3006 * config/i386/bmintrin.h: Ditto.
3007 * config/i386/smmintrin.h: Ditto.
3008 * config/i386/tmmintrin.h: Ditto.
3009 * config/i386/mmintrin-common.h: Ditto.
3010 * config/i386/ammintrin.h: Ditto.
3011 * config/i386/emmintrin.h: Ditto.
3012 * config/i386/pmmintrin.h: Ditto.
3013 * config/i386/mmintrin.h: Ditto.
3014 * config/i386/mm3dnow.h: Ditto.
3016 2008-03-13 Jakub Jelinek <jakub@redhat.com>
3019 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
3020 (lower_omp_2): New function.
3021 (lower_omp_1, lower_omp): Rewritten.
3023 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
3026 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
3027 with the phrase "Microsoft Windows compilers".
3028 (Push/Pop Macro Pragmas): New subsection. Document
3029 #pragma push_macro and pragma pop_macro.
3031 2008-03-12 Paul Brook <paul@codesourcery.com>
3033 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
3035 2008-03-12 Paul Brook <paul@codesourcery.com>
3037 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
3038 (thumb2_alusi3_short): Exclude PLUS and MINUS.
3039 (thumb2_addsi_shortim): Rename ...
3040 (thumb2_addsi_short): ... to this. Allow register operands.
3041 (thumb2_subsi_short): New pattern.
3042 (thumb2_one_cmplsi2_short,
3043 thumb2_negsi2_short): New patterns and peepholes.
3045 2008-03-12 Paul Brook <paul@codesourcery.com>
3047 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
3049 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
3051 * config/i386/i386.md (int_cond): New code iterator.
3053 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
3054 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
3055 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
3056 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
3057 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
3058 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
3059 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
3060 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
3062 2008-03-12 Paul Brook <paul@codesourcery.com>
3064 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
3065 instead of {arm,thumb}_compute_save_reg_mask.
3066 (output_return_instruction): Ditto.
3067 (thumb_unexpanded_epilogue): Ditto.
3068 (thumb1_expand_prologue): Ditto.
3069 (thumb1_output_function_prologue): Ditto.
3070 (arm_set_return_address): Ditto.
3071 (thumb_set_return_address): Ditto.
3072 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
3073 regs to achieve stack alignment.
3074 (thumb1_compute_save_reg_mask): Fix compiler warning.
3075 (arm_output_epilogue): Use offsets->saved_regs_mask.
3076 Adjust stack pointer by poping call clobered registers.
3077 (arm_expand_prologue): Use offsets->saved_regs_mask.
3078 Adjust stack pointer by pushing extra registers.
3079 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
3081 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
3084 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
3085 conversion to the operands of a multiplication.
3087 2008-03-12 Richard Guenther <rguenther@suse.de>
3089 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
3090 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
3091 * timevar.def (TV_TREE_PHIPROP): Add.
3092 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
3093 pass description. Use TV_TREE_PHIPROP.
3094 * tree-ssa-forwprop.c: Remove phiprop code.
3096 2008-03-12 Jakub Jelinek <jakub@redhat.com>
3099 * omp-low.c (maybe_lookup_decl): Constify first argument.
3100 (use_pointer_for_field): Change last argument from bool to
3101 omp_context *. Disallow shared copy-in/out in nested
3102 parallel if decl is shared in outer parallel too.
3103 (build_outer_var_ref, scan_sharing_clauses,
3104 lower_rec_input_clauses, lower_copyprivate_clauses,
3105 lower_send_clauses, lower_send_shared_vars): Adjust callers.
3107 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
3108 Ira Rosen <irar@il.ibm.com>
3110 * tree-vectorizer.c (free_stmt_vec_info): New function.
3111 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
3112 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
3113 * tree-vectorizer.h (free_stmt_vec_info): Declare.
3114 * tree-vect-transform.c (vectorizable_conversion): Free
3115 vec_oprnds0 if it was allocated.
3116 (vect_permute_store_chain): Remove unused VECs.
3117 (vectorizable_store): Free VECs that are allocated in the..
3119 (vect_transform_strided_load, vectorizable_load): Likewise.
3120 (vect_remove_stores): Simplify the code.
3121 (vect_transform_loop): Move code to vect_remove_stores().
3122 Call vect_remove_stores() and free_stmt_vec_info().
3124 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3126 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
3127 TARGET_HPUX. Revise comment.
3128 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
3129 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
3130 Use sr4 variant of `be' instruction when not generating PIC code.
3131 (attr_length_call): Adjust for above change.
3133 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3135 * ipa-reference.c (static_execute): Remove module_statics_const and
3136 associated setting code.
3138 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3141 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
3142 predicate for operand 1.
3143 (paritysi2_cmp): Use register_operand predicate for operand 2.
3144 Use earlyclobber modifier for operand 1. Remove support for
3146 (paritydi2_cmp): Use register_operand predicate for operand 3.
3147 Use earlyclobber modifier for operand 1. Remove support for
3150 2008-03-11 Paul Brook <paul@codesourcery.com>
3151 Vladimir Prus <vladimir@codesourcery.com>
3153 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
3154 (arm_compute_save_reg0_reg12_mask): Always
3155 check if register 11 must be saved. Always safe hard frame pointer
3156 when frame_pointer_needeed.
3157 (arm_compute_save_reg_mask): Save IP and PC
3158 only with apcs frames.
3159 (arm_output_epilogue): Adjust Thumb2 codepath to
3160 be also invoked and work for ARM non-apcs frames.
3161 (arm_expand_prologue): Don't bother saving IP
3162 for non-apcs frame, since it's not clobbered by
3163 prologue code. Implement non-apcs frame
3166 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3168 PR rtl-optimization/35281
3169 * expr.c (convert_move): Use a new pseudo for the intermediate
3170 from_mode->word_mode result.
3172 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
3174 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
3175 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
3176 * toplev.c (compile_file): Don't call it.
3178 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
3181 * expr.c (store_expr): Call emit_block_move if the mode
3182 of "temp" RTX is BLKmode.
3184 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
3185 Richard Guenther <rguenther@suse.de>
3187 PR tree-optimization/31358
3188 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
3189 the step with a NULL_TREE.
3190 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
3191 to sizetype if type is a pointer type.
3192 (add_candidate_1): Don't convert the base and step to
3193 the generic type if the orginal type is a pointer type.
3194 (add_iv_value_candidates): Use sizetype for the step
3195 if type is a pointer type.
3196 (cand_value_at): Likewise.
3197 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3199 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
3200 Don't convert the tem affine to the type.
3201 (add_elt_to_tree): Use sizetype for the step if a pointer.
3202 Use POINTER_PLUS_EXPR for pointers.
3203 (aff_combination_to_tree): Use sizetype for the step if a
3206 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
3208 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
3209 Remove commutativity hint.
3211 2008-03-10 Jakub Jelinek <jakub@redhat.com>
3215 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
3216 errorneous type. Check that v is a VAR_DECL.
3219 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
3221 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
3223 PR tree-optimization/35494
3224 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
3225 may be overriden at link and run time.
3227 2008-03-10 Richard Guenther <rguenther@suse.de>
3229 PR tree-optimization/34677
3230 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
3231 (poolify_tree): Likewise.
3232 (modify_expr_template): Likewise.
3233 (poolify_modify_stmt): Likewise.
3234 (insert_fake_stores): Handle all component-ref style stores
3235 in addition to INDIRECT_REF. Also handle complex types.
3236 Do not poolify the inserted load.
3237 (realify_fake_stores): Do not rebuild the tree but only
3238 make it a SSA_NAME copy.
3239 (init_pre): Remove initialzation of modify_expr_template.
3240 Do not allocate modify_expr_node_pool.
3241 (fini_pre): Do not free modify_expr_node_pool.
3243 2008-03-10 Paul Brook <paul@codesourcery.com>
3245 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
3248 2008-03-10 Paul Brook <paul@codesourcery.com>
3249 Mark Shinwell <shinwell@codesourcery.com>
3251 * config/arm/cortex-r4.md: New.
3252 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
3254 * config/arm/arm.md: Include cortex-r4.md.
3255 (insn): Add smmls, sdiv and udiv values.
3256 (generic_sched): Don't use generic scheduling for Cortex-R4.
3257 (arm_issue_rate): New function.
3258 (TARGET_SCHED_ISSUE_RATE): Define.
3260 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
3262 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
3264 2008-03-10 Richard Guenther <rguenther@suse.de>
3266 * tree-ssa-pre.c (get_sccvn_value): Simplify.
3267 (compute_avail): Do not add stmt uses to AVAIL_OUT.
3269 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
3271 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
3272 Set default to true.
3274 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3276 * c.opt (Wsynth): Deprecate.
3277 * doc/invoke.texi (Option Summary, Warning Options): Document
3278 -Wno-format-contains-nul.
3280 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
3283 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
3284 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
3286 2008-03-09 Ira Rosen <irar@il.ibm.com>
3288 * config/rs6000/rs6000.c (builtin_description): Rename vector
3289 left shift operations.
3290 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
3291 (altivec_vsl<VI_char>): Rename to ...
3292 (ashl<mode>3): ... new name.
3293 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
3295 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
3297 2008-03-08 Richard Guenther <rguenther@suse.de>
3299 * coverage.h (tree_coverage_counter_addr): Declare.
3300 * coverage.c (tree_coverage_counter_addr): New function.
3301 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
3303 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
3304 (tree_gen_one_value_profiler): Likewise.
3305 (tree_gen_ic_profiler): Likewise.
3306 (tree_gen_average_profiler): Likewise.
3307 (tree_gen_ior_profiler): Likewise.
3309 2008-03-08 Richard Guenther <rguenther@suse.de>
3311 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
3312 (vn_binary_op_insert): Likewise.
3313 (vn_unary_op_lookup): Likewise.
3314 (vn_unary_op_insert): Likewise.
3315 (vn_nary_op_lookup): Declare.
3316 (vn_nary_op_insert): Likewise.
3317 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
3318 and binary hashes, use a single obstack for unary_op_pool
3320 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
3321 a single struct vn_nary_op_s. Store tree code length and
3322 a variable number of operands.
3323 (struct vn_reference_op_struct): Remove unused op2.
3324 (vn_reference_op_eq): Do not compare op2.
3325 (vn_reference_op_compute_hash): Do not compute hash of op2.
3326 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
3327 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
3328 with vn_nary_op_compute_hash.
3329 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
3330 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
3332 (vn_unary_op_insert, vn_binary_op_insert): Replace with
3334 (visit_unary_op): Call nary functions.
3335 (visit_binary_op): Likewise.
3336 (process_scc): Adjust for struct vn_tables_s changes.
3337 (allocate_vn_table): Likewise.
3338 (free_vn_table): Likewise.
3339 * tree-vn.c (vn_add): Call nary functions.
3340 (vn_lookup): Likewise.
3342 2008-03-08 Jakub Jelinek <jakub@redhat.com>
3345 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
3346 wdst back after sync_compare_and_swapqhi_internal.
3348 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
3351 * config/i386/i386-modes.def (V1DI): New vector mode.
3352 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
3353 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
3354 (MMXMODE248): Ditto.
3355 (MMXMODE): Add V1DI mode.
3356 (mmxvecsize): Change DI mode to V1DI mode.
3357 ("mov<mode>): Use MMXMODEI8 mode iterator.
3358 ("*mov<mode>_internal_rex64"): Ditto.
3359 ("*mov<mode>_internal"): Ditto.
3360 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
3361 ("mmx_sub<mode>3"): Ditto.
3362 ("mmx_adddi3"): Remove insn pattern.
3363 ("mmx_subdi3"): Ditto.
3364 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
3365 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
3366 ("mmx_ashl<mode>3"): Ditto.
3367 ("mmx_lshrdi3"): Remove insn pattern.
3368 ("mmx_ashldi3"): Ditto.
3369 * config/i386/i386.c (classify_argument): Handle V1DImode.
3370 (function_arg_advance_32): Ditto.
3371 (function_arg_32): Ditto.
3372 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
3373 mmx_addv1di3 insn pattern.
3374 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
3375 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
3376 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
3377 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
3378 Remove definitions of built-in functions.
3379 (V1DI_type_node): New node.
3380 (v1di_ftype_v1di_int): Ditto.
3381 (v1di_ftype_v1di_v1di): Ditto.
3382 (v2si_ftype_v2si_si): Ditto.
3383 (v4hi_ftype_v4hi_di): Remove node.
3384 (v2si_ftype_v2si_di): Ditto.
3385 (ix86_init_mmx_sse_builtins): Handle V1DImode.
3386 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
3387 Redefine builtins using def_builtin_const with *_ftype_*_int node.
3388 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
3389 Add new builtins using def_builtin_const.
3390 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
3391 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
3392 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
3393 * config/i386/mmintrin.h (__v1di): New typedef.
3394 (_mm_add_si64): Cast arguments to __v1di type.
3395 (_mm_sub_si64): Ditto.
3396 (_mm_sll_pi16): Cast __count to __v4hi type.
3397 (_mm_sll_pi32): Cast __count to __v2si type.
3398 (_mm_sll_si64): Cast arguments to __v1di type.
3399 (_mm_srl_pi16): Cast __count to __v4hi type.
3400 (_mm_srl_pi32): Cast __count to __v2si type.
3401 (_mm_srl_si64): Cast arguments to __v1di type.
3402 (_mm_sra_pi16): Cast __count to __v4hi type.
3403 (_mm_sra_pi32): Cast __count to __v2si type.
3404 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
3405 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
3406 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
3407 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
3408 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
3409 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
3410 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
3411 (_mm_srai_pi32): Use __builtin_ia32_psradi.
3412 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
3413 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
3414 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
3415 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
3417 2008-03-07 Joseph Myers <joseph@codesourcery.com>
3419 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
3421 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
3424 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
3425 reg+const addressing for Altivec modes. Don't generate reg+reg
3426 addressing for TFmode or TDmode quantities.
3428 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
3430 * c-common.c (vector_types_convertible_p): Call langhook
3431 instead of comptypes.
3433 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3436 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
3437 integral and scalar float variables which have a
3440 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
3442 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
3443 dwarf_register_span hook when emitting unwind information for
3444 register-to-memory saves.
3445 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
3446 (rs6000_frame_related): Remove call to spe_synthesize_frame.
3448 2008-03-06 Jakub Jelinek <jakub@redhat.com>
3450 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
3451 for the same VAR_DECL.
3453 2008-03-06 Tom Tromey <tromey@redhat.com>
3456 * doc/standards.texi (Standards): Don't mention treelang.
3457 * doc/invoke.texi (Overall Options): Don't mention treelang.
3458 * doc/install.texi (Prerequisites): Don't mention bison or
3460 (Configuration): Don't mention treelang.
3461 (Building): Likewise.
3462 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
3464 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
3466 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
3467 word-extractions out of a multi-word object.
3469 2008-03-06 Richard Guenther <rguenther@suse.de>
3471 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
3472 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
3473 result type and precision.
3474 * expr.c (get_inner_reference): Set unsignedp based on the result
3475 type of BIT_FIELD_REF.
3476 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
3477 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
3478 (try_instantiate_multiple_fields): Likewise. Use the correct type
3480 (sra_build_assignment): Likewise.
3481 (sra_build_elt_assignment): Likewise.
3482 (sra_explode_bitfield_assignment): Likewise.
3483 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
3484 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
3485 set BIT_FIELD_REF_UNSIGNED.
3486 (vectorizable_load): Likewise.
3488 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
3490 * cse.c (cse_extended_basic_block): Invalidate artificial defs
3493 2008-03-06 Richard Guenther <rguenther@suse.de>
3495 * alias.c (struct alias_set_entry): Move has_zero_child field
3496 to pack with alias_set.
3498 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3500 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3503 2008-03-05 Ian Lance Taylor <iant@google.com>
3505 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
3507 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3509 * fwprop.c (update_df): Support width and offset parameters of
3511 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
3512 global_conflicts): Change DF_REF_EXTRACT to either
3513 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3514 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3515 * df-scan.c (df_ref_record, df_defs_record,
3516 df_ref_create_structure, df_def_record_1, df_uses_record,
3517 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
3518 df_bb_refs_collect, df_entry_block_defs_collect,
3519 df_exit_block_uses_collect): Support new width and offset fields.
3520 (ref_extract_pool): New storage pool.
3521 (df_free_ref): New function.
3522 (df_reg_chain_unlink, df_free_collection_rec,
3523 df_sort_and_compress_refs): Call df_free_ref.
3524 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
3526 (df_ref_create_structure): Allocate df_ref_extract if offset and
3527 width fields are used.
3528 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
3529 (df_uses_record): Get offset and width from ZERO_EXTRACT
3531 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
3532 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3533 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3534 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
3535 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
3536 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
3537 (df_ref_extract): New structure.
3538 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
3539 (df_ref_create): Add width and offset parameters.
3541 2008-03-05 Richard Guenther <rguenther@suse.de>
3543 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3544 Use ranges_overlap_p.
3545 (offset_overlaps_with_access): Rename
3546 to ranges_overlap_p and move ...
3547 * tree-flow-inline.h (ranges_overlap_p): ... here.
3549 * tree.h (get_inner_reference, handled_component_p): Update
3552 * tree.h (record_component_aliases, get_alias_set,
3553 alias_sets_conflict_p, alias_sets_must_conflict_p,
3554 objects_must_conflict_p): Move declarations ...
3555 * alias.h (record_component_aliases, get_alias_set,
3556 alias_sets_conflict_p, alias_sets_must_conflict_p,
3557 objects_must_conflict_p): ... here.
3558 Include coretypes.h.
3559 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
3561 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
3563 * cfg.c: Include tree-flow.h.
3564 (remove_edge_raw): Call redirect_edge_var_map_clear.
3565 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
3566 * tree-flow-inline.h (redirect_edge_var_map_def): New.
3567 (redirect_edge_var_map_result): New.
3568 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
3569 PENDING_STMT use with redirect_edge_var_map_*.
3570 * tree-ssa.c (edge_var_maps): New definition.
3571 (redirect_edge_var_map_add): New.
3572 (redirect_edge_var_map_clear): New.
3573 (redirect_edge_var_map_dup): New.
3574 (redirect_edge_var_map_vector): New.
3575 (redirect_edge_var_map_destroy): New.
3576 (ssa_redirect_edge): Replace PENDING_STMT use with
3577 redirect_edge_var_map_*.
3578 (flush_pending_stmts): Same.
3579 (delete_tree_ssa): Destroy edge var map.
3580 * tree-flow.h (struct _edge_var_map): New.
3581 Define edge_var_map vector type.
3582 Declare redirect_edge_var_map_* prototypes.
3583 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
3584 * tree-cfg.c (reinstall_phi_args): Replace
3585 PENDING_STMT use with redirect_edge_var_map_*.
3587 2008-03-05 Richard Guenther <rguenther@suse.de>
3589 PR tree-optimization/35472
3590 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
3591 whose single use_stmt has a overlapping set of loaded and
3592 stored symbols as that use_stmt might be a noop assignment then.
3594 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
3596 * gthr-rtems.h: Implement __gthread_mutex_destroy.
3598 2008-03-05 Richard Guenther <rguenther@suse.de>
3601 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
3602 should be constants.
3603 * tree-cfg.c (verify_expr): Verify it.
3604 * fold-const.c (fold_truthop): Remove code generating
3605 BIT_FIELD_REFs of structure bases.
3606 (fold_binary): Likewise.
3607 (fold_ternary): Position and size of BIT_FIELD_REFs are
3608 always host integers.
3609 (make_bit_field_ref): Remove.
3610 (optimize_bit_field_compare): Remove.
3611 (all_ones_mask_p): Remove.
3613 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
3616 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
3617 (split_block_and_df_analyze): New. Split basic block and rebuild
3619 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
3621 (split_pattern_seq): Likewise.
3622 (erase_matching_seqs): Likewise.
3623 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
3625 2008-03-04 Geoff Keating <geoffk@apple.com>
3627 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
3628 declaration and code.
3629 (tree_invalid_nonnegative_warnv_p): Likewise.
3631 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3633 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
3634 examples. Truncate option-names then causing overfull hbox.
3636 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3639 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
3641 * configure: Rebuilt.
3643 2008-03-04 Rafael Espindola <espindola@google.com>
3645 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
3646 (tree_unary_nonnegative_warnv_p): New.
3647 (tree_binary_nonnegative_warnv_p): New.
3648 (tree_single_nonnegative_warnv_p): New.
3649 (tree_invalid_nonnegative_warnv_p): New.
3650 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
3652 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3655 * opts.c (handle_option): Postpone 'unknown option' errors only for
3658 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
3661 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
3664 2008-03-04 Rafael Espindola <espindola@google.com>
3666 * fold-const.c (tree_unary_nonzero_warnv_p): New.
3667 (tree_binary_nonzero_warnv_p): New.
3668 (tree_single_nonzero_warnv_p): New.
3669 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
3671 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
3674 * fold-const.c (fold_cond_expr_with_comparison): Prevent
3675 transformations for modes that have signed zeros.
3676 * ifcvt.c (noce_try_abs): Ditto.
3678 2008-03-04 Joseph Myers <joseph@codesourcery.com>
3680 * config/i386/i386.c (override_options): Force
3681 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
3683 2008-03-04 Jan Hubicka <jh@suse.cz>
3686 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
3689 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3691 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
3692 label to probe the stack.
3694 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
3696 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
3697 (__gthr_win32_mutex_destroy): Declare.
3698 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
3699 __gthr_win32_mutex_destroy.
3700 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
3702 2008-03-03 Jan Hubicka <jh@suse.cz>
3705 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
3706 aggressive on inlining cold calls.
3708 2008-03-03 Richard Guenther <rguenther@suse.de>
3710 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
3711 struct copies into the expression table.
3712 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
3713 (try_to_simplify): Likewise.
3714 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
3715 integral and pointer arguments which do not change the
3716 precision to NOP_EXPRs.
3717 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
3718 VIEW_CONVERT_EXPR case.
3720 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
3722 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
3723 defined in a loop at depth 0 is invariant.
3724 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3725 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
3726 be called at loop depth 0.
3728 2008-03-02 Jakub Jelinek <jakub@redhat.com>
3731 * gcc.c (process_command): Update copyright notice dates.
3732 * gcov.c (print_version): Likewise.
3733 * gcov-dump.c (print_version): Likewise.
3734 * mips-tfile.c (main): Likewise.
3735 * mips-tdump.c (main): Likewise.
3737 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3740 * c-common.c (flag_permissive): Delete.
3741 (constant_expression_warnings): Check flags first.
3742 (constant_expression_error): New.
3743 * c-common.h (flag_permissive): Delete.
3744 (constant_expression_error): Declare.
3745 * flags.h (flag_permissive): Declare. Update description.
3746 * diagnostic.c (pedwarn): Update.
3748 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
3749 (permissive_error_kind): New.
3750 * toplev.c (flag_permissive): Define. Update description.
3751 * toplev.h (permissive_error_kind): Declare.
3752 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
3753 (pedwarn_c90): Use pedantic_warning_kind.
3754 * c-opts.c (c_common_post_options): flag_permissive does not affect
3755 flag_pedantic_errors.
3757 2008-03-02 Joseph Myers <joseph@codesourcery.com>
3759 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
3760 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
3761 __absvsi2, __absvDI2): Use unsigned arithmetic.
3763 2008-03-02 Andi Kleen <ak@suse.de>
3764 Richard Guenther <rguenther@suse.de>
3766 * struct-equiv.c: Remove file.
3767 * cfg_cleanup.c (condjump_equiv_p): Remove.
3768 * Makefile.in (OBJS-common): Remove struct-equiv.o.
3769 (struct-equiv.o): Remove rule.
3770 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
3771 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
3772 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
3774 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3776 * ifcvt.c (noce_process_if_block): Try to handle only the then
3777 block if the else block exists but isn't suitable.
3779 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3782 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
3783 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
3784 regression from previous patch.
3786 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
3789 * gthr.h: Add __gthread_mutex_destroy as a function that must be
3791 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
3792 * gthr-single.h (__gthread_mutex_destroy): Likewise.
3793 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
3794 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
3795 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
3796 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
3797 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
3798 (__gthread_mutex_destroy_function): Rename to
3799 __gthread_mutex_destroy.
3800 * gthr-dce.h (__gthread_mutex_destroy): Call
3801 pthread_mutex_destroy.
3802 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
3803 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
3804 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
3806 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3808 * df-scan.c (df_ref_chain_change_bb): Simplify.
3809 (df_insn_change_bb): Add new_bb argument. Simplify. Call
3810 set_block_for_insn if there's any change.
3811 * df.h ((df_insn_change_bb): Fix prototype.
3812 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
3813 df_insn_change_bb, don't call set_block_for_insn.
3814 * emit-rtl.c (reorder_insns): Likewise.
3815 * haifa-sched.c (move_insn): Likewise.
3817 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3819 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
3821 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
3823 * tree-flow-inline.h (next_readonly_imm_use): Return
3824 NULL_USE_OPERAND_P after the end.
3826 2008-03-01 Richard Guenther <rguenther@suse.de>
3828 PR tree-optimization/35411
3829 * tree-sra.c (sra_build_assignment): Split conversion to
3830 final type to a separate statement if we are not assigning
3833 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
3835 * fold-const.c (fold_convertible_p): Correct the logic to follow
3836 that in fold_convert().
3838 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
3841 * tree-inline.c (build_duplicate_type): When we make a
3842 duplicate type, make it unique in the canonical types system.
3844 2008-02-29 Tom Tromey <tromey@redhat.com>
3846 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
3847 input_file_stack_history, input_file_stack_restored): Remove.
3848 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3849 * input.h (struct file_stack): Remove.
3850 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
3851 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
3853 * diagnostic.h (struct diagnostic_context) <last_module>: Change
3855 (diagnostic_last_module_changed): Add 'map' argument.
3856 (diagnostic_set_last_function): Likewise.
3857 * diagnostic.c (undiagnostic_report_current_module): Iterate using
3858 line map, not input_file_stack.
3859 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
3861 2008-02-29 Paul Brook <paul@codesourcery.com>
3863 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
3865 2008-02-29 Paul Brook <paul@codesourcery.com>
3867 * config/arm/ieee754-df.S (muldf3): Use RET macros.
3869 2008-02-29 Richard Guenther <rguenther@suse.de>
3871 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
3873 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
3874 value for comparing for a store match.
3875 (simplify_unary_expression): Do nothing for SSA_NAMEs.
3876 (try_to_simplify): Do not do a full-blown reference lookup.
3878 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3880 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
3881 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3883 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
3885 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
3887 * tree-loop-linear.c (try_interchange_loops): Compare memory access
3888 strides against cache sizes.
3890 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
3892 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
3895 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
3897 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
3898 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
3899 is smaller than the original promoted value.
3900 (simplify_subreg): If OP is a SUBREG, try to preserve its
3901 SUBREG_PROMOTED_VAR_P information.
3903 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
3905 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
3906 (VN_INFO_GET): Allocate new objects on the obstack.
3907 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
3908 for rpo_numbers_temp, for consistency.
3909 (free_scc_vn): Free the obstack.
3911 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
3913 * doc/invoke.texi: Document -ftree-loop-distribution.
3914 * tree-loop-distribution.c: New.
3915 * tree-pass.h (pass_loop_distribution): New.
3916 * graphds.h (struct graph): Add htab_t indices.
3917 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
3918 * tree-vectorizer.c (rename_variables_in_loop): Extern.
3919 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
3920 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
3921 * tree-data-ref.c (debug_data_dependence_relations): New.
3922 (dump_data_dependence_relation): Also print data references.
3923 (free_data_ref): Extern.
3924 (same_access_functions): Moved...
3925 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
3926 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3927 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
3928 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
3929 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
3930 (stmts_from_loop): Skip LABEL_EXPR.
3931 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
3933 (build_rdg): Initialize rdg->indices htab.
3934 (free_rdg, stores_from_loop, ref_base_address,
3935 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
3936 have_similar_memory_accesses_1, ref_base_address_1,
3937 remove_similar_memory_refs): New.
3938 * tree-data-ref.h: Depend on tree-chrec.h.
3939 (debug_data_dependence_relations, free_data_ref): Declared.
3940 (same_access_functions): ... here.
3941 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
3943 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
3944 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
3945 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
3946 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
3947 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
3948 rdg_vertex_for_stmt): Declared.
3949 (struct rdg_edge): Add level.
3951 (free_rdg, stores_from_loop, remove_similar_memory_refs,
3952 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
3954 (rdg_has_similar_memory_accesses): New.
3955 * tree-vect-analyze.c: Remove unused static decls.
3956 * lambda.h (dependence_level): New.
3957 * common.opt (ftree-loop-distribution): New.
3958 * tree-flow.h (mark_virtual_ops_in_bb,
3959 slpeel_tree_duplicate_loop_to_edge_cfg,
3960 rename_variables_in_loop): Declared.
3961 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
3962 (OBJS-common): Add tree-loop-distribution.o.
3963 (tree-loop-distribution.o): New rule.
3964 * tree-cfg.c (mark_virtual_ops_in_bb): New.
3965 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
3966 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
3968 2008-02-28 Joseph Myers <joseph@codesourcery.com>
3971 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
3972 other than structures and unions.
3974 2008-02-28 Richard Guenther <rguenther@suse.de>
3977 2008-02-26 Richard Guenther <rguenther@suse.de>
3979 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
3980 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
3981 (lookup_decl_from_uid): Declare.
3982 (remove_decl_from_map): Likewise.
3983 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
3984 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
3985 (decl_for_uid_map): New global hashtable mapping DECL_UID
3987 (init_ttree): Allocate it.
3988 (insert_decl_to_uid_decl_map): New helper function.
3989 (make_node_stat): Insert new decls into the map.
3990 (copy_node_stat): Likewise.
3991 (lookup_decl_from_uid): New function.
3992 (remove_decl_from_map): Likewise.
3993 (print_decl_for_uid_map_statistics): New helper.
3994 (dump_tree_statistics): Call it.
3996 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
3997 (referenced_var_iterator): Adjust.
3998 (FOR_EACH_REFERENCED_VAR): Adjust.
3999 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4000 (num_referenced_vars): Adjust.
4001 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4002 (first_referenced_var): Remove.
4003 (end_referenced_vars_p): Likewise.
4004 (next_referenced_var): Likewise.
4005 (referenced_var_iterator_set): New helper function.
4006 * tree-dfa.c (referenced_var_lookup): Adjust.
4007 (referenced_var_check_and_insert): Likewise.
4008 (remove_referenced_var): Likewise.
4009 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4010 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4011 (verify_call_clobbering): Likewise.
4012 (verify_memory_partitions): Likewise.
4013 (init_tree_ssa): Allocate bitmap instead of hashtable for
4015 (delete_tree_ssa): Adjust.
4016 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4017 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4018 (compute_tag_properties): Likewise.
4019 (set_initial_properties): Likewise.
4020 (find_partition_for): Likewise.
4021 (update_reference_counts): Likewise.
4022 (dump_may_aliases_for): Likewise.
4023 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4024 (add_call_clobber_ops): Likewise.
4025 (add_call_read_ops): Likewise.
4026 (get_asm_expr_operands): Likewise.
4027 * tree-into-ssa.c (dump_decl_set): Likewise.
4028 (update_ssa): Likewise.
4029 * tree-sra.c (scan_function): Likewise.
4030 (decide_instantiations): Likewise.
4031 (scalarize_parms): Likewise.
4032 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4033 (dsa_named_for): Likewise.
4034 * tree-ssa-structalias.c (update_alias_info): Likewise.
4035 (merge_smts_into): Likewise.
4037 2008-02-27 David Daney <ddaney@avtrex.com>
4040 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
4041 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
4042 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
4043 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
4044 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
4046 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
4049 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
4050 (BUILT_IN_NEXTTOWARD): Remove.
4051 (BUILT_IN_NEXTTOWARDF): Ditto.
4052 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
4053 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
4055 2008-02-27 Tom Tromey <tromey@redhat.com>
4057 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
4058 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
4060 2008-02-27 Jan Beulich <jbeulich@novell.com>
4062 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
4063 update the respective field on newdecl.
4065 2008-02-27 Revital Eres <eres@il.ibm.com>
4067 PR rtl-optimization/34999
4068 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
4069 crossing edges that ends with a call insn.
4070 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
4071 call insn and clear the EDGE_CROSSING flag of the crossing edge
4072 when fixing fallthru edges.
4074 2008-02-27 Richard Guenther <rguenther@suse.de>
4077 * fold-const.c (fold_unary): Return the correct argument,
4078 converted to the result type.
4080 2008-02-27 Richard Guenther <rguenther@suse.de>
4083 * expr.c (expand_expr_real_1): Assert on rotates that operate
4085 * fold-const.c (fold_binary): Use the types precision, not the
4086 bitsize of the mode if folding rotate expressions. Build rotates
4087 only for full modes.
4089 2008-02-27 Jakub Jelinek <jakub@redhat.com>
4091 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
4093 * c-pragma.c (pragma_ns_name): New typedef.
4094 (registered_pp_pragmas): New variable.
4095 (c_pp_lookup_pragma): New function.
4096 (c_register_pragma_1): If flag_preprocess_only, do nothing
4097 for non-expanded pragmas, for expanded ones push pragma's
4098 namespace and name into registered_pp_pragmas vector.
4099 (c_invoke_pragma_handler): Register OpenMP pragmas even when
4100 flag_preprocess_only, don't register GCC pch_preprocess
4101 pragma if flag_preprocess_only.
4102 * c-opts.c (c_common_init): Call init_pragma even if
4103 flag_preprocess_only.
4104 * c-pragma.c (c_pp_lookup_pragma): New prototype.
4105 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
4106 cpp_register_pragma if flag_preprocess_only.
4108 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4111 * c-parser.c (c_parser_translation_unit): Warn for empty
4112 translation unit, not empty source file.
4114 2008-02-26 Paul Brook <paul@codesourcery.com>
4116 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
4117 operand for Thumb-2.
4118 * config/arm/arm.h (reg_class): Add CORE_REGS.
4119 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
4120 (BASE_REG_CLASS): Use CORE_REGS.
4121 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
4122 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
4123 (REGNO_OK_FOR_INDEX_P): Exclude SP.
4124 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
4125 ARM_REGNO_OK_FOR_INDEX_P.
4126 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
4127 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
4128 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
4129 (ldm/stm peepholes): Ditto.
4130 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
4131 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
4132 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
4133 * config/arm/constraints.md: Enable "k" constraint on ARM.
4135 2008-02-27 Ben Elliston <bje@au.ibm.com>
4137 * config/rs6000/rs6000.c: Annotate cache line size field in all
4138 instances of struct processor_costs.
4140 2008-02-26 David Edelsohn <edelsohn@gnu.org>
4142 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
4143 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
4144 jump_bypass): New counters.
4145 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
4146 * dce.c (gate_ud_dce): Same.
4147 (gate_fast_dce): Same.
4148 * dse.c (gate_dse1): New function.
4149 (gate_dse2): New function.
4150 (gate_dse): Merge results of new gate functions.
4151 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
4152 (gate_handle_jump_bypass): Add dbg_cnt.
4153 (gate_handle_gcse): Add dbg_cnt.
4154 * ifcvt.c (gate_handle_if_conversion): Same.
4155 (gate_handle_if_after_combine): Same.
4156 (gate_handle_if_after_reload): Same.
4157 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
4159 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
4161 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
4163 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
4165 2008-02-26 Jason Merrill <jason@redhat.com>
4168 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
4169 alone if it's the naming decl for the type's main variant.
4171 2008-02-26 Tom Tromey <tromey@redhat.com>
4173 * system.h (USE_MAPPED_LOCATION): Poison.
4174 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
4175 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
4176 (make_goto_expr_edges): Likewise.
4177 (remove_bb): Likewise.
4178 (execute_warn_function_return): Likewise.
4179 * basic-block.h (struct edge_def) <goto_locus>: Change type to
4181 * c-common.c (fname_decl): Remove old location code.
4182 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
4184 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
4186 (ASM_INPUT_SOURCE_LOCATION): Likewise.
4187 (gen_rtx_ASM_INPUT): Likewise.
4188 (gen_rtx_ASM_INPUT_loc): Likewise.
4189 (get_rtx_asm_OPERANDS): Remove.
4190 * cfglayout.c (insn_locators_alloc): Remove old location code.
4191 (set_curr_insn_source_location): Likewise.
4192 (curr_insn_locator): Likewise.
4193 * print-tree.c (print_node): Remove old location code.
4194 * tree-mudflap.c (mf_varname_tree): Remove old location code.
4195 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
4196 * cfgexpand.c (expand_gimple_cond_expr): Don't use
4197 location_from_locus.
4198 (construct_exit_block): Remove old location code.
4199 * emit-rtl.c (force_next_line_note): Remove old location code.
4200 * profile.c (branch_prob): Remove old location code.
4201 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
4202 LOC_LINE): Remove old-location variants.
4203 * langhooks.c (lhd_print_error_function): Remove old location
4205 * configure, config.in: Rebuilt.
4206 * configure.ac (--enable-mapped-location): Remove.
4207 * c-decl.c (c_init_decl_processing): Remove old location code.
4208 (finish_function): Likewise.
4209 * recog.c (decode_asm_operands): Remove old location code.
4210 * c-pch.c (c_common_read_pch): Remove old location code.
4211 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
4213 * gimple-low.c (lower_function_body): Remove old location code.
4214 * toplev.c (unknown_location): Remove.
4215 (push_srcloc): Remove old-location variant.
4216 (process_options): Remove old location code.
4217 (lang_dependent_init): Likewise.
4218 * input.h (UNKNOWN_LOCATION): Move definition.
4219 (location_t): Undeprecate.
4220 (source_locus): Remove.
4221 (location_from_locus): Remove.
4222 (struct location_s): Remove.
4223 Remove all old-location code.
4224 (input_line, input_filename): Remove.
4225 * final.c (final_scan_insn): Remove old location code.
4226 * diagnostic.c (diagnostic_build_prefix): Remove
4227 USE_MAPPED_LOCATION test.
4228 * tree.h (gimple_stmt) <locus>: Now a location_t.
4229 (tree_exp) <locus>: Likewise.
4230 (DECL_IS_BUILTIN): Remove old-location variant.
4231 (annotate_with_file_line, annotate_with_locus): Likewise.
4232 (expr_locus, set_expr_locus): Update.
4233 * tree.c (build1_stat): Remove old location code.
4234 (last_annotated_node): Remove.
4235 (annotate_with_file_line): Remove old-location variant.
4236 (annotate_with_locus): Likewise.
4237 (expr_location): Remove old location code.
4238 (set_expr_location): Likewise.
4239 (expr_has_location): Likewise.
4240 (expr_locus): Likewise.
4241 (set_expr_locus): Likewise.
4242 (expr_filename): Don't use location_from_locus.
4243 (expr_lineno): Likewise.
4244 * rtl-error.c (location_for_asm): Remove old location code.
4245 * c-lex.c (cb_line_change): Remove old location code.
4246 (fe_file_change): Likewise.
4247 (cb_def_pragma): Likewise.
4248 (c_lex_with_flags): Likewise.
4249 * gengtype.c (do_typedef): Don't special-case location types.
4250 (define_location_structures): Remove.
4251 (main): Don't call define_location_structures.
4252 * tree-pretty-print.c (dump_implicit_edges): Remove old location
4255 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4258 * builtins.def (BUILT_IN_STDARG_START): Remove.
4259 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
4260 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4261 * tree-inline.c (inline_forbidden_p_1): Likewise.
4263 2008-02-26 Richard Guenther <rguenther@suse.de>
4265 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4266 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4267 (lookup_decl_from_uid): Declare.
4268 (remove_decl_from_map): Likewise.
4269 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4270 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4271 (decl_for_uid_map): New global hashtable mapping DECL_UID
4273 (init_ttree): Allocate it.
4274 (insert_decl_to_uid_decl_map): New helper function.
4275 (make_node_stat): Insert new decls into the map.
4276 (copy_node_stat): Likewise.
4277 (lookup_decl_from_uid): New function.
4278 (remove_decl_from_map): Likewise.
4279 (print_decl_for_uid_map_statistics): New helper.
4280 (dump_tree_statistics): Call it.
4282 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4283 (referenced_var_iterator): Adjust.
4284 (FOR_EACH_REFERENCED_VAR): Adjust.
4285 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4286 (num_referenced_vars): Adjust.
4287 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4288 (first_referenced_var): Remove.
4289 (end_referenced_vars_p): Likewise.
4290 (next_referenced_var): Likewise.
4291 (referenced_var_iterator_set): New helper function.
4292 * tree-dfa.c (referenced_var_lookup): Adjust.
4293 (referenced_var_check_and_insert): Likewise.
4294 (remove_referenced_var): Likewise.
4295 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4296 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4297 (verify_call_clobbering): Likewise.
4298 (verify_memory_partitions): Likewise.
4299 (init_tree_ssa): Allocate bitmap instead of hashtable for
4301 (delete_tree_ssa): Adjust.
4302 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4303 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4304 (compute_tag_properties): Likewise.
4305 (set_initial_properties): Likewise.
4306 (find_partition_for): Likewise.
4307 (update_reference_counts): Likewise.
4308 (dump_may_aliases_for): Likewise.
4309 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4310 (add_call_clobber_ops): Likewise.
4311 (add_call_read_ops): Likewise.
4312 (get_asm_expr_operands): Likewise.
4313 * tree-into-ssa.c (dump_decl_set): Likewise.
4314 (update_ssa): Likewise.
4315 * tree-sra.c (scan_function): Likewise.
4316 (decide_instantiations): Likewise.
4317 (scalarize_parms): Likewise.
4318 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4319 (dsa_named_for): Likewise.
4320 * tree-ssa-structalias.c (update_alias_info): Likewise.
4321 (merge_smts_into): Likewise.
4323 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4326 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
4327 * c-opts.c (c_common_handle_option): Wall enables
4328 Wvolatile-register-var.
4329 * common.opt: Move Wvolatile-register-var to...
4332 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4334 * common.opt (Wlarger-than=): New.
4335 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
4337 * opts.c (common_handle_option): Handle -Wlarger-than=.
4338 * optc-gen.awk: Likewise.
4339 * opth-gen.awk: Likewise.
4340 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
4341 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4343 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4345 * c-common.c (match_case_to_enum_1): Add appropriate
4346 OPT_W* parameter to warning.
4347 (c_do_switch_warnings): Likewise.
4348 * c-typeck.c (warning_init): Add one more parameter following
4350 (push_init_level): Update call to warning_init.
4351 (pop_init_level): Likewise.
4352 (add_pending_init): Likewise.
4353 (output_init_element: Likewise.
4355 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4358 * toplev.c (toplev_main): If there are warnings or error, print
4359 errors for ignored options.
4360 * opts.c (ignored_options): New static variable.
4361 (postpone_unknown_option_error): New.
4362 (print_ignored_options): New.
4363 (handle_option): Postpone errors for unknown -Wno-* options.
4364 * opts.h (print_ignored_options): Declare.
4366 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
4368 * config/mips/mips.md (loadgp_blockage, blockage): Change type
4371 2008-02-25 Richard Guenther <rguenther@suse.de>
4374 2008-02-25 Richard Guenther <rguenther@suse.de>
4376 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4377 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4378 (lookup_decl_from_uid): Declare.
4379 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4380 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4381 (decl_for_uid_map): New global hashtable mapping DECL_UID
4383 (init_ttree): Allocate it.
4384 (insert_decl_to_uid_decl_map): New helper function.
4385 (make_node_stat): Insert new decls into the map.
4386 (copy_node_stat): Likewise.
4387 (lookup_decl_from_uid): New function.
4388 (print_decl_for_uid_map_statistics): New helper.
4389 (dump_tree_statistics): Call it.
4391 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4392 (referenced_var_iterator): Adjust.
4393 (FOR_EACH_REFERENCED_VAR): Adjust.
4394 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4395 (num_referenced_vars): Adjust.
4396 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4397 (first_referenced_var): Remove.
4398 (end_referenced_vars_p): Likewise.
4399 (next_referenced_var): Likewise.
4400 (referenced_var_iterator_set): New helper function.
4401 * tree-dfa.c (referenced_var_lookup): Adjust.
4402 (referenced_var_check_and_insert): Likewise.
4403 (remove_referenced_var): Likewise.
4404 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4405 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4406 (verify_call_clobbering): Likewise.
4407 (verify_memory_partitions): Likewise.
4408 (init_tree_ssa): Allocate bitmap instead of hashtable for
4410 (delete_tree_ssa): Adjust.
4411 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4412 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4413 (compute_tag_properties): Likewise.
4414 (set_initial_properties): Likewise.
4415 (find_partition_for): Likewise.
4416 (update_reference_counts): Likewise.
4417 (dump_may_aliases_for): Likewise.
4418 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4419 (add_call_clobber_ops): Likewise.
4420 (add_call_read_ops): Likewise.
4421 (get_asm_expr_operands): Likewise.
4422 * tree-into-ssa.c (dump_decl_set): Likewise.
4423 (update_ssa): Likewise.
4424 * tree-sra.c (scan_function): Likewise.
4425 (decide_instantiations): Likewise.
4426 (scalarize_parms): Likewise.
4427 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4428 (dsa_named_for): Likewise.
4429 * tree-ssa-structalias.c (update_alias_info): Likewise.
4430 (merge_smts_into): Likewise.
4432 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4435 * doc/invoke.texi (-fcx-limited-range): Document new option.
4436 * toplev.c (process_options): Handle -fcx-fortran-rules.
4437 * common.opt: Add documentation for -fcx-fortran-rules.
4439 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
4442 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
4443 actual behaviour and C99.
4445 2008-02-26 Ben Elliston <bje@au.ibm.com>
4447 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
4448 (ASM_CPU_POWER6_SPEC): Likewise.
4449 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
4450 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
4451 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
4453 2008-02-25 Richard Guenther <rguenther@suse.de>
4455 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
4456 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
4457 (lookup_decl_from_uid): Declare.
4458 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
4459 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
4460 (decl_for_uid_map): New global hashtable mapping DECL_UID
4462 (init_ttree): Allocate it.
4463 (insert_decl_to_uid_decl_map): New helper function.
4464 (make_node_stat): Insert new decls into the map.
4465 (copy_node_stat): Likewise.
4466 (lookup_decl_from_uid): New function.
4467 (print_decl_for_uid_map_statistics): New helper.
4468 (dump_tree_statistics): Call it.
4470 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
4471 (referenced_var_iterator): Adjust.
4472 (FOR_EACH_REFERENCED_VAR): Adjust.
4473 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
4474 (num_referenced_vars): Adjust.
4475 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
4476 (first_referenced_var): Remove.
4477 (end_referenced_vars_p): Likewise.
4478 (next_referenced_var): Likewise.
4479 (referenced_var_iterator_set): New helper function.
4480 * tree-dfa.c (referenced_var_lookup): Adjust.
4481 (referenced_var_check_and_insert): Likewise.
4482 (remove_referenced_var): Likewise.
4483 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
4484 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4485 (verify_call_clobbering): Likewise.
4486 (verify_memory_partitions): Likewise.
4487 (init_tree_ssa): Allocate bitmap instead of hashtable for
4489 (delete_tree_ssa): Adjust.
4490 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
4491 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
4492 (compute_tag_properties): Likewise.
4493 (set_initial_properties): Likewise.
4494 (find_partition_for): Likewise.
4495 (update_reference_counts): Likewise.
4496 (dump_may_aliases_for): Likewise.
4497 * tree-ssa-operands.c (add_virtual_operand): Likewise.
4498 (add_call_clobber_ops): Likewise.
4499 (add_call_read_ops): Likewise.
4500 (get_asm_expr_operands): Likewise.
4501 * tree-into-ssa.c (dump_decl_set): Likewise.
4502 (update_ssa): Likewise.
4503 * tree-sra.c (scan_function): Likewise.
4504 (decide_instantiations): Likewise.
4505 (scalarize_parms): Likewise.
4506 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
4507 (dsa_named_for): Likewise.
4508 * tree-ssa-structalias.c (update_alias_info): Likewise.
4509 (merge_smts_into): Likewise.
4511 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
4514 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
4515 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
4516 * alias.h (nonoverlapping_memrefs_p): Likewise.
4518 2008-02-25 Jan Beulich <jbeulich@novell.com>
4520 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
4521 * config/i386/netware-libgcc.exp: Add __bswap?i2,
4522 __emultls_get_address, __emultls_register_common,
4523 __floatundi?f, and _Unwind_GetIPInfo.
4524 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
4525 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
4526 (gen_regparm_prefix): Likewise.
4527 (i386_nlm_encode_section_info): Sync with
4528 config/i386/winnt.c:i386_pe_encode_section_info().
4529 (i386_nlm_maybe_mangle_decl_assembler_name): New.
4530 i386_nlm_mangle_decl_assembler_name): New.
4531 (netware_override_options): New.
4532 * config/i386/netware.h (netware_override_options): Declare.
4533 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
4534 (i386_nlm_mangle_decl_assembler_name): Declare.
4535 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
4537 2008-02-25 Ben Elliston <bje@au.ibm.com>
4540 * c-decl.c (grokdeclarator): Remove unused local variables
4541 `typedef_type' and `type_as_written'.
4543 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4544 unused local variable `has_hot_blocks'.
4545 (fix_crossing_conditional_branches): Remove unused local variable
4548 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
4551 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
4552 using DEF_C99_BUILTIN.
4553 (BUILT_IN_NANF): Ditto.
4554 (BUILT_IN_NANL): Ditto.
4556 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
4557 Revital Eres <eres@il.ibm.com>
4559 * modulo-sched.c (calculate_must_precede_follow): Address TODO
4560 regarding the order of two dependent insns in the same row.
4562 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
4564 * stor-layout.c (layout_decl): Do not bump the alignment of a
4565 bit-field to more than byte alignment if it is packed.
4567 2008-02-24 David Edelsohn <edelsohn@gnu.org>
4569 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
4572 2008-02-24 Diego Novillo <dnovillo@google.com>
4574 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
4577 * tree-vrp.c (vrp_evaluate_conditional): With
4578 -Wtype-limits, emit a warning when comparing against a
4579 constant outside the natural range of OP0's type.
4580 * c.opt (Wtype-limits): Move ...
4581 * common.opt (Wtype-limits): ... here.
4583 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
4585 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
4586 * config/rs6000/e300c2c3.md: New file.
4587 * config/rs6000/rs6000.c (processor_costs): Add new costs for
4589 (rs6000_override_options): Add e300c2 and e300c3 cases to
4590 processor_target_table. Do not allow usage of Altivec or Spe
4591 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
4592 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
4593 * config/rs6000/rs6000.h (processor_type): Add
4594 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
4595 (ASM_CPU_SPEC): Add e300c2 and e300c3.
4596 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
4597 and ppce300c3. Include e300c2c3.md.
4599 2008-02-23 David Edelsohn <edelsohn@gnu.org>
4601 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
4602 instead of TARGET_STRICT_ALIGN.
4604 2008-02-23 Joseph Myers <joseph@codesourcery.com>
4606 * explow.c (memory_address): Assert that the generated address is
4609 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4612 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
4613 * config/darwin-ppc-ldouble-patch.def: New file.
4614 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
4615 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
4616 SUBTARGET_INIT_BUILTINS if defined.
4617 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
4620 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4623 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
4624 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
4626 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
4629 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
4630 file" warning condtional on -Winvalid-PCH.
4632 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4634 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
4636 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
4640 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
4641 prevent reload from using MMX registers.
4642 (*mov<mode>_internal): Ditto.
4643 (*movv2sf_internal_rex64): Ditto.
4644 (*movv2sf_internal): Ditto.
4646 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4648 PR documentation/31569
4649 * doc/install.texi2html: Use makeinfo --no-number-sections.
4651 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4653 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
4654 ensure that we can address an entire entity > 8 bytes. Don't
4655 generate reg+reg addressing for such data.
4657 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4659 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
4660 strings when optimizing for size, unless the target cares about
4663 2008-02-22 Tom Tromey <tromey@redhat.com>
4665 * regclass.c (current_pass): Remove declaration.
4667 2008-02-22 Anatoly Sokolov <aesok@post.ru>
4669 * config/avr/libgcc.S (__RAMPZ__): Define.
4670 (__do_copy_data): Add for devices with 128KB code memory.
4672 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
4674 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4676 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
4678 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
4680 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
4683 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4686 * c-typeck.c (build_binary_op): Warn about floating point
4687 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
4689 2008-02-21 Janis Johnson <janis187@us.ibm.com>
4692 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
4693 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
4695 (rs6000_override_options): Set altivec_abi as default, not override,
4696 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
4697 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
4698 is used; use new member spe_abi.
4699 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
4700 spe_abi and altivec_abi.
4702 2008-02-22 Tomas Bily <tbily@suse.cz>
4704 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
4706 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4709 * config.build (build_file_translate): Set to `CMD //c' only if
4711 * Makefile.in (build_file_translate): Improve comment.
4713 2008-02-21 Jan Hubicka <jh@suse.cz>
4715 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
4716 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
4717 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
4719 2008-02-21 Michael Matz <matz@suse.de>
4722 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
4724 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
4726 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
4727 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
4729 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
4730 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
4731 SSE_VEC_FLOAT_MODE_P as insn constraint.
4732 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
4733 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
4734 sse4a_movntdf using MODEF mode iterator.
4735 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
4736 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
4737 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
4738 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
4739 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
4740 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
4741 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
4743 2008-02-21 Richard Guenther <rguenther@suse.de>
4745 * tree.def (PAREN_EXPR): New tree code.
4746 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
4748 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
4749 * expr.c (expand_expr_real_1): Likewise.
4750 * tree-inline.c (estimate_num_insns_1): Likewise.
4751 * tree-complex.c (expand_complex_move): Likewise.
4752 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
4755 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4758 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
4760 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
4763 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
4765 * config/sh/sh.c (find_barrier): Don't go past
4766 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
4768 2008-02-20 DJ Delorie <dj@redhat.com>
4770 * config/h8300/h8300.md (insv): Force source operand to be a register.
4772 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
4773 as a jump, not as a plain insn.
4775 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
4777 * doc/invoke.texi (Warning Options): Add new option
4778 -Wframe-larger-than=.
4779 (-Wframe-larger-than): Document.
4781 * flags.h (warn_frame_larger_than, frame_larger_than_size):
4782 Add declarations for new option variables.
4784 * final.c (final_start_function): Check the frame size
4785 before emission and issue a Wframe-larger-than warning.
4787 * opts.c (warn_frame_larger_than, frame_larger_than_size):
4788 Add definitions for new option variables.
4789 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
4791 * common.opt (Wframe-larger-than=): New option.
4793 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4795 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
4796 (<sse>_div<mode>3): Ditto.
4797 (<sse>_vmdiv<mode>3): Ditto.
4798 (<sse>_vmsqrt<mode>2): Ditto.
4799 (*smax<mode>3): Ditto.
4800 (sse5_frcz<mode>2): Ditto.
4801 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
4804 2008-02-20 Richard Guenther <rguenther@suse.de>
4807 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
4808 be happy with INTEGRAL_TYPE_P.
4810 2008-02-20 Richard Guenther <rguenther@suse.de>
4812 * fold-const.c (split_tree): Associate floatig-point expressions
4813 if flag_associative_math is set.
4815 2008-02-20 Richard Guenther <rguenther@suse.de>
4817 * tree.h (fold_real_zero_addition_p): Declare.
4818 * fold-const.c (fold_real_zero_addition_p): Export.
4819 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
4820 floating-point operations with zero and one.
4822 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
4824 * doc/install.texi: Correct references to CFLAGS, replacing them
4825 with BOOT_CFLAGS. Document flags used during bootstrap for
4828 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
4830 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
4831 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
4832 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
4834 (smin<mode>3): Ditto from similar patterns.
4835 (smax<mode>3): Ditto.
4836 (*ieee_smin<mode>3): Ditto.
4837 (*ieee_smax<mode>3): Ditto.
4838 * config/i386/sse.md (sse): New mode attribute.
4839 (mov<mode>): Macroize expander from movv4sf and movv2df using
4840 SSEMODEF2P mode iterator.
4841 (<sse>_movnt<mode>): Ditto from similar patterns. Use
4842 SSE_VEC_FLOAT_MODE_P as insn constraint.
4843 (storent<mode>): Ditto.
4844 (storent<mode>): Macroize expander from storentsf and storentdf using
4845 MODEF mode iterator.
4846 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
4847 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
4848 (abs<mode>2): Ditto from similar patterns.
4849 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
4850 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
4851 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
4852 (<sse>_vmsqrt<mode>2): Ditto.
4853 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
4854 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
4855 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
4856 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
4857 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
4858 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
4859 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
4861 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
4862 iterator and SSE_FLOAT_MODE_P as insn constraint.
4863 (<sse>_ucomi): Ditto from similar patterns.
4864 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
4865 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
4866 SSE_VEC_FLOAT_MODE_P as insn constraint.
4867 (vcond<mode>): Ditto from similar patterns.
4868 (and<mode>3, *and<mode>3): Ditto.
4869 (<sse>_nand<mode>3): Ditto.
4870 (ior<mode>3, *ior<mode>3): Ditto.
4871 (xor<mode>3, *xor<mode>3): Ditto.
4872 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
4873 iterator and SSE_FLOAT_MODE_P as insn constraint.
4874 (*nand<mode>3): Ditto from similar patterns.
4875 (*ior<mode>3): Ditto.
4876 (*xor<mode>3): Ditto.
4878 2008-02-20 Ira Rosen <irar@il.ibm.com>
4880 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
4881 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
4882 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
4884 2008-02-19 Jan Hubicka <jh@suse.cz>
4886 * predict.c (tree_bb_level_predictions): Remove variable next
4887 mistakely introduced by previous commit.
4889 2008-02-19 Jan Hubicka <jh@suse.cz>
4891 * predict.c (predict_paths_leading_to): Rewrite.
4892 (predict_paths_for_bb): New.
4893 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
4895 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4898 * Makefile.in (build_file_translate): New.
4899 (gcc-vers.texi): Use it for translating $(abs_srcdir).
4900 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
4901 * configure.ac (build_file_translate): Substitute it.
4902 * configure: Regenerate.
4904 2008-02-19 Jan Hubicka <jh@suse.cz>
4906 PR rtl-optimization/34408
4907 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
4910 2008-02-19 Jan Hubicka <jh@suse.cz>
4913 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
4916 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
4919 * config/i386/i386-modes.def: Revert the last DI alignment
4920 change until Ada people can look into it.
4922 2008-02-19 Nick Clifton <nickc@redhat.com>
4924 * opts.c (print_specific_help): Fix typo in --help text.
4926 2008-02-19 Jakub Jelinek <jakub@redhat.com>
4929 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
4930 32-bit inline asm without asm alternatives for host GCC < 3.0.
4932 2008-02-19 Richard Guenther <rguenther@suse.de>
4934 PR tree-optimization/34989
4935 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
4936 Allow propagation to INDIRECT_REF if we can simplify only.
4938 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4940 * c-common.c (warn_for_collisions_1): Use appropriate option when
4943 2008-02-19 Nick Clifton <nickc@redhat.com>
4946 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
4947 (handle_options): Fix indentation.
4948 (print_filtered_help): If no language-specific options were
4949 displayed tell the user how to list all the options supported by
4950 the language's front-end.
4951 (print_specific_help): Fix indentation and remove duplicate line.
4952 (common_handle_option): Handle the -v option.
4953 For --help enable the display of undocumented options if the -v
4954 switch has been included on the command line.
4955 For --help= check for overlaps in the arguments between the option
4956 classes and the language names and issue a warning when they
4957 cannot be disambiguated.
4958 * c.opt (v): Pass on to the common option handler.
4960 2008-02-19 Revital Eres <eres@il.ibm.com>
4962 * modulo-sched.c (sms_schedule): Change dump message when
4963 create_ddg function fails.
4964 (try_scheduling_node_in_cycle): Rename row to cycle.
4965 (print_partial_schedule): Rename CYCLE to ROW.
4967 2008-02-19 Christian Bruel <christian.bruel@st.com>
4968 Zdenek Dvorak <ook@ucw.cz>
4970 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
4972 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4975 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
4976 (*x86_movdicc_0_m1_se): Ditto.
4978 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
4980 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
4981 (CMPtype): Define as __gcc_CMPtype.
4982 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
4983 (CMPtype): Define as __gcc_CMPtype.
4985 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
4987 Support valgrind 3.3 for --enable-checking=valgrind.
4988 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
4990 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
4991 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
4992 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
4993 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
4994 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
4995 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
4996 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
4998 * ggc-zone.c: Similar.
4999 * ggc-page.c: Similar.
5001 2008-02-19 Paul Brook <paul@codesourcery.com>
5004 * config/arm/ieee754-df.S: Fix do_it typo.
5005 * config/arm/ieee754-sf.S: Fix do_it typo.
5007 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5010 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
5011 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
5012 (OPTION_MASK_ISA_SSE_SET): Likewise.
5013 (OPTION_MASK_ISA_SSE2_SET): Likewise.
5014 (OPTION_MASK_ISA_SSE3_SET): Likewise.
5015 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
5016 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
5017 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
5018 (OPTION_MASK_ISA_SSE4_SET): Likewise.
5019 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
5020 (OPTION_MASK_ISA_SSE5_SET): Likewise.
5021 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
5022 (OPTION_MASK_ISA_MMX_UNSET): Updated.
5023 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
5024 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
5025 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
5026 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
5027 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
5028 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
5029 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
5030 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
5031 (OPTION_MASK_ISA_SSE4): Removed.
5032 (ix86_handle_option): Turn on bits in ix86_isa_flags and
5033 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
5034 (override_options): Don't turn on implied SSE/MMX bits in
5037 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
5039 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5042 2008-02-18 Joey Ye <joey.ye@intel.com>
5045 * tree-nested.c (insert_field_into_struct): Set type alignment
5046 to field alignment if the former is less than the latter.
5048 2008-02-18 Jakub Jelinek <jakub@redhat.com>
5050 * BASE-VER: Set to 4.4.0.
5052 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5054 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
5055 * doc/cfg.texi: Likewise.
5056 * doc/extend.texi: Likewise.
5057 * doc/gty.texi: Likewise.
5058 * doc/invoke.texi: Likewise.
5059 * doc/loop.texi: Likewise.
5060 * doc/md.texi: Likewise.
5061 * doc/passes.texi: Likewise.
5062 * doc/rtl.texi: Likewise.
5063 * doc/sourcebuild.texi: Likewise.
5064 * doc/tm.texi: Likewise.
5065 * doc/tree-ssa.texi: Likewise.
5067 2008-02-17 Richard Guenther <rguenther@suse.de>
5070 * tree-complex.c (init_parameter_lattice_values): Handle parameters
5071 without default definition.
5073 2008-02-17 Richard Guenther <rguenther@suse.de>
5075 PR tree-optimization/35231
5076 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
5079 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
5082 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5083 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5084 libgcc_cmp_return mode.
5086 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5089 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
5091 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
5093 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
5096 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5098 * doc/c-tree.texi: Use `@.' where appropriate.
5099 * doc/extend.texi: Likewise.
5100 * doc/install.texi: Likewise.
5101 * doc/invoke.texi: Likewise.
5102 * doc/loop.texi: Likewise.
5103 * doc/makefile.texi: Likewise.
5104 * doc/md.texi: Likewise.
5105 * doc/passes.texi: Likewise.
5106 * doc/standards.texi: Likewise.
5107 * doc/tm.texi: Likewise.
5109 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5112 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
5114 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
5115 rather than in entry_bb.
5117 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5119 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
5120 libgcc_cmp_return mode.
5122 2008-02-15 Jakub Jelinek <jakub@redhat.com>
5125 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
5126 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
5128 2008-02-15 Richard Guenther <rguenther@suse.de>
5129 Zdenek Dvorak <ook@ucw.cz>
5131 PR tree-optimization/35164
5132 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
5133 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
5134 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
5135 Only propagate addresses which do not have abnormal SSA_NAMEs
5138 2008-02-15 Joseph Myers <joseph@codesourcery.com>
5141 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
5143 2008-02-15 Jan Hubicka <jh@suse.cz>
5146 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
5148 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5151 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
5152 when calculating alignment_pad.
5154 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
5156 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
5157 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
5158 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
5159 and STACK_BOUNDARY define.
5161 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
5163 PR preprocessor/35061
5164 * c-pragma.c (handle_pragma_pop_macro): Check that
5165 pushed_macro_table has been allocated.
5167 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
5170 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
5171 (force_gimple_operand): Likewise.
5172 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
5173 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
5174 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
5175 (find_interesting_uses_address): Check addressability and alignment
5176 of the base expression only after substituting bases of IVs into it.
5178 2008-02-14 Michael Matz <matz@suse.de>
5181 * function.c (instantiate_virtual_regs_in_insn): Reload address
5182 before falling back to reloading the whole operand.
5184 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
5186 * config/s390/s390.c (s390_mainpool_start): Emit the pool
5187 before the first section switch note.
5189 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5191 * doc/bugreport.texi: Update copyright years.
5192 * doc/c-tree.texi: Likewise.
5193 * doc/cfg.texi: Likewise.
5194 * doc/cpp.texi: Likewise.
5195 * doc/cppinternals.texi: Likewise.
5196 * doc/fragments.texi: Likewise.
5197 * doc/frontends.texi: Likewise.
5198 * doc/gcc.texi: Likewise.
5199 * doc/gty.texi: Likewise.
5200 * doc/hostconfig.texi: Likewise.
5201 * doc/implement-c.texi: Likewise.
5202 * doc/libgcc.texi: Likewise.
5203 * doc/loop.texi: Likewise.
5204 * doc/makefile.texi: Likewise.
5205 * doc/options.texi: Likewise.
5206 * doc/passes.texi: Likewise.
5207 * doc/rtl.texi: Likewise.
5208 * doc/sourcebuild.texi: Likewise.
5209 * doc/standards.texi: Likewise.
5210 * doc/tree-ssa.texi: Likewise.
5211 * doc/trouble.texi: Likewise.
5213 * doc/extend.texi: Use @: or add comma where appropriate.
5214 * doc/invoke.texi: Likewise.
5215 * doc/tm.texi: Likewise.
5217 2008-02-14 Alan Modra <amodra@bigpond.net.au>
5220 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
5223 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
5225 * doc/md.texi (clz, ctz): Add reference.
5226 * doc/rtl.texi (clz, ctz): Likewise.
5228 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5231 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
5234 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
5236 * config/s390/s390.c (struct constant_pool): New field
5237 emit_pool_after added.
5238 (s390_mainpool_start): Set the emit_pool_after flag according
5239 to the section switch notes.
5240 (s390_mainpool_finish): Consider emit_pool_after when emitting
5241 the literal pool at the end of the function.
5242 (s390_chunkify_start): Force literal pool splits at section
5245 2008-02-13 Michael Matz <matz@suse.de>
5248 * var-tracking.c (clobber_variable_part): Correctly traverse the
5251 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5254 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
5255 Add -fdump-ipa-inline.
5256 * tree-dump.c (dump_files): Remove tree-inlined dump.
5257 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
5259 2008-02-12 Richard Guenther <rguenther@suse.de>
5261 PR tree-optimization/35171
5262 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
5265 2008-02-12 Richard Guenther <rguenther@suse.de>
5268 * fold-const.c (fold_widened_comparison): Use get_unwidened in
5269 value-preserving mode. Disallow final truncation.
5271 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
5274 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
5275 code from here to...
5276 (force_gimple_operand): ...here.
5278 2008-02-12 Jakub Jelinek <jakub@redhat.com>
5281 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
5282 non-compatible pointers.
5283 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
5284 different FIELD_DECLs, try harder by comparing field offsets, sizes
5288 * function.c (match_asm_constraints_1): Don't replace the same input
5291 2008-02-12 Anatoly Sokolov <aesok@post.ru>
5293 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
5294 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
5295 (expand_epilogue): Restore RAMPZ register.
5296 * config/avr/avr.md (RAMPZ_ADDR): New constant.
5298 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
5300 * config/i386/cygwin.asm: (__alloca): Correct calling
5301 convention and alignment.
5302 (__chkstk): Force 8 byte stack alignment.
5304 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
5305 Richard Guenther <rguenther@suse.de>
5307 PR tree-optimization/33992
5308 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
5309 the zero we compare against.
5311 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
5314 * gthr-win32.h (__gthread_mutex_destroy_function): New function
5315 to CloseHandle after unlocking to prevent accumulation of handle
5318 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5321 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
5322 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
5323 and update LABEL_NUSES during and after reload.
5325 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
5328 * combine.c (simplify_if_then_else): Make sure the comparison is
5329 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
5331 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
5334 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
5335 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
5336 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
5337 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
5338 * tree.h (get_type_static_bounds): Likewise.
5340 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5342 * doc/invoke.texi (Option Summary, C++ Dialect Options)
5343 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5344 Make -Wfoo language annotations match what the compiler outputs.
5346 2008-02-08 Sa Liu <saliu@de.ibm.com>
5348 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
5349 intrinsics spu_convts, spu_convtu, spu_convtf.
5350 * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
5352 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
5354 * doc/extend.texi (Function Attributes) <noinline>: Mention
5355 asm ("") as method to keep calls.
5357 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5360 * doc/options.texi (Options): Replace references to opts.sh with
5362 * opts-common.c: Likewise.
5363 * optc-gen.awk: Likewise.
5365 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
5367 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
5369 2008-02-07 Richard Henderson <rth@redhat.com>
5372 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
5373 EXPR_LIST for the REG_EQUAL instead of a comparison with a
5376 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
5378 PR tree-optimization/35085
5379 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
5380 for operand entry oe2 in addition to operand entry oe3 in order to
5381 expose more opportunities for vectorizer sum reduction.
5383 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5386 * Makefile.in (LIBS): Remove $(GMPLIBS).
5387 (cc1-dummy, cc1): Add $(GMPLIBS).
5389 2008-02-06 Jan Hubicka <jh@suse.cz>
5392 * i386.md (moddf_integer): Do not produce partial memory stalls for
5393 targets where it hurts.
5395 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
5398 * optabs.c (expand_float): Do not check for decimal modes when
5399 expanding unsigned integer through signed conversion.
5401 2008-02-06 Nick Clifton <nickc@redhat.com>
5403 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
5404 inside the clobber with a match_operand and duplicated operand
5405 number in the constraint.
5406 (ineqbranchsi): Delete redundant comment.
5408 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5410 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
5411 builtin_define ("__USE_INIT_FINI__").
5412 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
5414 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
5416 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5418 PR documentation/30330
5419 * doc/invoke.texi (C++ Dialect Options)
5420 (Objective-C and Objective-C++ Dialect Options, Warning Options):
5421 For each warning option -Wfoo that allows -Wno-foo, ensure both
5422 -Wfoo and -Wno-foo are listed in the option index. Fix index
5423 entry of -Wswitch-default, index -Wnormalized= including the
5424 `=', and -Wlarger-than-@var{len} including @var{len}.
5426 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5428 * config/i386/i386.md (floatunssisf2): Use
5429 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
5430 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
5431 Macroize expander using MODEF mode iterator.
5433 2008-02-05 Diego Novillo <dnovillo@google.com>
5435 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
5438 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
5440 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5443 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
5445 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
5448 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
5449 to indicate if a message should be generated.
5450 (init_cumulative_args): Updated.
5451 (function_value_32): Likewise.
5453 2008-02-05 Joseph Myers <joseph@codesourcery.com>
5455 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
5457 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
5460 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
5461 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
5463 2008-02-04 Diego Novillo <dnovillo@google.com>
5465 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
5468 * tree-vrp.c (vrp_evaluate_conditional): With
5469 -Wtype-limits, emit a warning when comparing against a
5470 constant outside the natural range of OP0's type.
5472 2008-02-04 Richard Guenther <rguenther@suse.de>
5475 * expr.c (count_type_elements): Give for unions instead of
5478 2008-02-04 Richard Guenther <rguenther@suse.de>
5481 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
5482 to TYPE_DOMAINs base type instead of using bitsizetype here.
5484 2008-02-03 Jason Merrill <jason@redhat.com>
5486 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
5488 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5491 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
5492 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
5493 (RS/6000 and PowerPC Options): Fix typos and markup.
5494 * doc/passes.texi (Tree-SSA passes): Likewise.
5496 2008-02-02 Michael Matz <matz@suse.de>
5499 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
5500 from record_last_reg_set_info.
5501 (record_last_reg_set_info): Take an RTX argument, iterate over all
5502 constituent hardregs.
5503 (record_last_set_info, record_opr_changes): Change calls to
5504 new signature or to record_last_reg_set_info_regno.
5506 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
5508 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
5510 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
5512 PR rtl-optimization/34773
5513 * reg-notes.def (EQUAL): Mention significance of combination of
5514 REG_EQUAL and REG_RETVAL.
5515 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
5516 insn that has a REG_RETVAL.
5518 2008-02-01 Roger Sayle <roger@eyesopen.com>
5521 * configure.ac (--enable-fixed-point): Disable unless explicitly
5523 * configure: Regenerate.
5525 2008-02-01 Richard Guenther <rguenther@suse.de>
5528 * invoke.texi (-finline-limit): Remove no longer true parts
5529 of the documentation. Note that there is no default value.
5531 2008-02-01 Andrew Pinski <pinskia@gmail.com>
5532 Mark Mitchell <mark@codesourcery.com>
5533 Ben Elliston <bje@au.ibm.com>
5536 * doc/extend.texi (Other Builtins): Document.
5538 2008-01-31 Tom Browder <tom.browder@gmail.com>
5540 * doc/c-tree.texi (Types): Fix grammar.
5541 (Expression trees): Ditto.
5542 * doc/passes.texi (Tree-SSA passes): Ditto.
5544 * doc/configterms.texi (Configure Terms): Fix typo.
5545 * doc/cpp.texi (Common Predefined Macros): Ditto.
5546 * doc/md.texi (Machine Constraints): Ditto.
5548 * doc/makefile.texi (Makefile): Add comma.
5550 2008-01-31 Tom Browder <tom.browder@gmail.com>
5551 Gerald Pfeifer <gerald@pfeifer.com>
5553 * doc/sourcebuild.texi (Front End): Remove references to CVS
5554 and CVSROOT/modules.
5555 (Texinfo Manuals): Replace reference to CVS by one to SVN.
5556 (Back End): Remove reference to CVS.
5558 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5561 * config/mips/mips.c (gen_load_const_gp): New function, taking a
5563 (mips16_gp_pseudo_reg): ...here.
5564 * config/mips/mips.md (load_const_gp): Replace with...
5565 (load_const_gp_<mode>): ...this :P-based insn.
5567 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5569 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
5570 options. Minor fixes.
5571 (-std): Move reference to standards closer to where language
5572 standards are first mentioned.
5574 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
5576 PR rtl-optimization/34995
5577 * reload.c (alternative_allows_const_pool_ref): Take an rtx
5578 parameter and return a bool. If the rtx parameter is nonnull,
5579 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
5580 (find_reloads): Update call accordingly. Pass the new operand
5581 if it needed no address reloads, otherwise pass null.
5583 2008-01-30 Richard Henderson <rth@redhat.com>
5586 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
5587 for unbounded arrays.
5589 2008-01-30 Silvius Rus <rus@google.com>
5591 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
5593 2008-01-30 Jan Hubicka <jh@suse.cz>
5596 * i386.c (init_cumulative_args): Use real function declaration when
5599 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
5601 PR rtl-optimization/34998
5602 * global.c (build_insn_chain): Treat non-subreg_lowpart
5603 SUBREGs of pseudos as clobbering all the words covered by the
5604 SUBREG, not just all the bytes.
5605 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
5606 original df_ref rather than an extract parameter.
5607 (global_conflicts): Update call accordingly.
5609 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
5611 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
5612 the overflow check to make it easier to read.
5613 (__fixtfdi): Change the type of the ll member in union
5614 long_double to UDItype_x.
5616 2008-01-30 Jakub Jelinek <jakub@redhat.com>
5619 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
5620 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
5621 * tree-inline.c (fold_marked_statements): Call
5622 cgraph_update_edges_for_call_stmt if folding a call statement.
5623 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
5624 debug_generic_stmt calls, reset it back afterwards.
5627 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
5629 * c-typeck.c (build_external_ref): Don't pedwarn about
5630 static vars in current function's scope.
5632 2008-01-29 Joseph Myers <joseph@codesourcery.com>
5634 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
5636 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
5639 * ipa-struct-reorg.c: Fix spelling.
5640 * params.def: Ditto.
5642 2008-01-29 Richard Guenther <rguenther@suse.de>
5645 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
5647 * tree-inline.c (remap_type): Increment remapping_type_depth
5648 around remapping types.
5649 (copy_body_r): Only add referenced variables if they are referenced
5650 from code, not types.
5652 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
5663 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
5664 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
5666 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
5669 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
5670 pointer for tiny stack.
5672 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5674 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
5676 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
5678 * config/vx-common.h: Fix typo in comment.
5680 2008-01-28 Ian Lance Taylor <iant@google.com>
5684 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
5685 coalesce pointers if they have different DECL_NO_TBAA_P values.
5686 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
5687 between variables with different DECL_NO_TBAA_P values.
5689 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
5692 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
5693 are not legitimate small data references on SPE targets.
5695 2008-01-28 David Daney <ddaney@avtrex.com>
5697 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
5699 2008-01-28 David Daney <ddaney@avtrex.com>
5701 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
5703 2008-01-27 Joseph Myers <joseph@codesourcery.com>
5705 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
5706 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
5707 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
5708 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
5709 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
5710 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
5711 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
5712 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
5714 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5716 * basic-block.h (condjump_equiv_p): Fix comment.
5718 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5720 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
5721 print_generic_stmt_indented): Fix comment.
5723 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
5725 * configure.ac (__stack_chk_fail): Add detecion for availability
5726 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
5727 * configure: Regenerate.
5729 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
5732 * final.c (output_addr_const): Handle TRUNCATE.
5734 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
5737 * tree-ssa-loop-ivopts.c (comp_cost): New type.
5738 (zero_cost, infinite_cost): New constants.
5739 (struct cost_pair): Change type of cost to comp_cost.
5740 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
5741 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
5743 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
5744 split_address_cost, ptr_difference_cost, difference_cost,
5745 get_computation_cost_at, get_computation_cost,
5746 determine_use_iv_cost_generic, determine_use_iv_cost_address,
5747 determine_use_iv_cost_condition, determine_use_iv_costs,
5748 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
5749 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
5750 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
5751 Change type of cost to comp_cost.
5752 (determine_iv_cost): Increase cost of non-original ivs, instead
5753 of decreasing the cost of original ones.
5754 (get_address_cost): Indicate the complexity of the addressing mode
5756 (try_add_cand_for): Prefer using ivs not specific to some object.
5757 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
5759 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
5760 Janis Johnson <janis187@us.ibm.com>
5763 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
5764 (TARGET_INSTANTIATE_DECLS): Likewise.
5765 * target.h (expand_to_rtl_hook): New target hook.
5766 (instantiate_decls): Likewise.
5767 * function.c (instantiate_decl): Make non-static. Rename to...
5768 (instantiate_decl_rtl): ... this.
5769 (instantiate_expr): Use instantiate_decl_rtl.
5770 (instantiate_decls_1): Likewise.
5771 (instantiate_decls): Likewise.
5772 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
5773 * function.h (instantiate_decl_rtl): Add prototype.
5774 * cfgexpand.c (target.h): New include.
5775 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
5776 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
5777 (TARGET_INSTANTIATE_DECLS): Likewise.
5778 (TARGET_INITIALIZER): New target hooks added.
5779 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
5781 * config/rs6000/rs6000.c (tree-flow.h): New include.
5782 (machine_function): Add sdmode_stack_slot field.
5783 (rs6000_alloc_sdmode_stack_slot): New function.
5784 (rs6000_instantiate_decls): Likewise.
5785 (rs6000_secondary_memory_needed_rtx): Likewise.
5786 (rs6000_check_sdmode): Likewise.
5787 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
5788 (TARGET_INSTANTIATE_DECLS): Likewise.
5789 (rs6000_hard_regno_mode_ok): Allow SDmode.
5790 (num_insns_constant): Likewise. Handle _Decimal32 constants.
5791 (rs6000_emit_move): Handle SDmode.
5792 (function_arg_advance): Likewise.
5793 (function_arg): Likewise.
5794 (rs6000_gimplify_va_arg): Likewise. Add special handling of
5795 SDmode var args for 32-bit compiles.
5796 (rs6000_secondary_reload_class): Handle SDmode.
5797 (rs6000_output_function_epilogue): Likewise.
5798 (rs6000_function_value): Simplify if statement.
5799 (rs6000_libcall_value): Likewise.
5800 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
5801 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
5802 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
5803 (movsd_hardfloat): New define_insn.
5804 (movsd_softfloat): Likewise.
5805 (movsd_store): Likewise.
5806 (movsd_load): Likewise.
5807 (extendsddd2): Likewise.
5808 (extendsdtd2): Likewise.
5809 (truncddsd2): Likewise.
5810 (movdd_hardfloat64): Fixup comment.
5811 (UNSPEC_MOVSD_LOAD): New constant.
5812 (UNSPEC_MOVSD_STORE): Likewise.
5814 2008-01-26 Jakub Jelinek <jakub@redhat.com>
5817 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
5819 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
5820 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
5821 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
5824 2008-01-26 David Edelsohn <edelsohn@gnu.org>
5827 * config.gcc: Separate AIX 5.3 from AIX 6.1.
5828 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5829 __LONGDOUBLE128 too.
5830 * config/rs6000/aix61.h: New file.
5832 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5834 PR rtl-optimization/34959
5835 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
5836 popcount and parity rtxes the same mode as their operand.
5837 Truncate or extend the result to the return value's mode
5840 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
5843 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
5844 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
5845 to GOT_VERSION_REGNUM.
5846 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
5847 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
5848 * config/mips/mips.c (mips_emit_call_insn): New function.
5849 (mips_call_tls_get_addr): Call mips_expand_call directly.
5850 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
5852 (mips16_build_call_stub): Likewise. Return the call insn or null.
5853 (mips_expand_call): Update the call to mips16_build_call_stub
5854 accordingly and a remove redundant condition. Assert that MIPS16
5855 stubs do not use lazy binding. Use mips_emit_call_insn and return
5857 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
5859 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
5860 (mips_avoid_hazard): Remove hazard_set handling.
5861 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
5862 (UNSPEC_RESTORE_GP): ...this.
5863 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
5864 (FAKE_CALL_REGNO): Rename to...
5865 (GOT_VERSION_REGNUM): ...this.
5866 (type): Add "ghost" value. Add an associated insn reservation.
5867 (hazard_set): Remove.
5868 (exception_receiver): Rename to...
5869 (restore_gp): ...this and update the unspec identifier accordingly.
5870 (exception_receiver, nonlocal_got_receiver): New expanders.
5871 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
5872 FAKE_CALL_REGNO. Remove hazard_set attribute.
5873 (set_got_version, update_got_version): New patterns.
5875 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
5878 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
5880 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5883 * doc/install.texi2html: Generate gcc-vers.texi.
5885 2008-01-25 DJ Delorie <dj@redhat.com>
5887 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5889 2008-01-25 Joseph Myers <joseph@codesourcery.com>
5891 * config/c4x: Remove directory.
5892 * config.gcc (crx-*, mt-*): Mark obsolete.
5893 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
5894 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
5895 sh-*-rtemscoff*): Remove cases.
5896 * defaults.h (C4X_FLOAT_FORMAT): Remove.
5897 * real.c (encode_c4x_single, decode_c4x_single,
5898 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
5899 c4x_extended_format): Remove.
5900 * real.h (c4x_single_format, c4x_extended_format): Remove.
5901 * doc/extend.texi (interrupt, naked): Remove mention of attributes
5903 (Pragmas): Remove comment about c4x pragmas.
5904 * doc/install.texi (c4x): Remove target-specific instructions.
5905 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
5906 * doc/md.texi (Machine Constraints): Remove C4x documentation.
5907 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
5908 refer to C4x source files as examples.
5909 (C4X_FLOAT_FORMAT): Remove documentation.
5911 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
5913 * config/bfin/bfin.c (override_options): Reorder tests so that
5914 flag_pic gets enabled for -msep-data.
5916 2008-01-25 Richard Guenther <rguenther@suse.de>
5919 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
5920 to its bitfield precision if required.
5922 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5925 * tree-nested.c (walk_omp_for): New function.
5926 (convert_nonlocal_reference, convert_local_reference): Call
5927 walk_omp_for on OMP_FOR.
5928 (convert_call_expr): Call walk_body on OMP_FOR's
5929 OMP_FOR_PRE_INIT_BODY.
5931 2008-01-25 Richard Guenther <rguenther@suse.de>
5933 PR tree-optimization/34966
5934 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
5935 default defs and PHI_NODEs we have to insert after the
5938 2008-01-24 Nick Clifton <nickc@redhat.com>
5940 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
5941 Provide a default definition.
5942 (LIBGCC2_UNITS_PER_WORD): Likewise.
5944 * config/stormy16/stormy16.c: Include df.h for the prototype
5945 for df_regs_ever_live_p.
5946 (xstormy16_expand_builtin_va_start): Convert the stack offset
5947 into a component_ref and then use POINTER_PLUS_EXPR to add it
5948 to the incoming_virtual_args_rtx.
5949 (xstormy16_gimplify_va_arg_expr): Rename to
5950 xstormy16_gimplify_va_arg_expr.
5951 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
5952 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
5953 xstormy16_gimplify_va_arg_expr.
5954 Fix up some formatting issues.
5956 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
5957 Move to predicates.md.
5958 (xs_hi_general_operand): Likewise.
5959 (xs_hi_nonmemory_operand): Likewise.
5960 * config/stormy16/predicates.md:
5961 (xstormy16_carry_plus_operand): New predicate.
5962 (xs_hi_general_operand): New predicate.
5963 (xs_hi_nonmemory_operand): New predicate.
5964 * config/stormy16/stormy16-protos.h:
5965 (xstormy16_carry_plus_operand): Delete prototype.
5966 (xs_hi_general_operand): Likewise.
5967 (xs_hi_nonmemory_operand): Likewise.
5969 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
5970 modifiers as they are no longer needed and they can trigger
5971 reload spill failures.
5973 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
5974 with a match_operand in order to help reload.
5976 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
5977 constraint with 'e' for the 8th alternative as this version of
5978 the mov.w instruction only accepts the lower 8 registers.
5980 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
5983 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
5984 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
5987 2008-01-25 Jakub Jelinek <jakub@redhat.com>
5990 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
5992 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
5994 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
5996 (remove_structure): Update allocations list before removing structure.
5998 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
6000 * ipa-struct-reorg.c (is_safe_cond_expr,
6001 create_new_stmts_for_cond_expr): Use integer_zerop function,
6002 that recognize not only zero-pointer, but zero-integer too.
6004 2008-01-25 Ben Elliston <bje@au.ibm.com>
6007 * fixproto: Escape "." in sed expression that strips leading "./".
6009 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
6012 * gcc.c (SWITCH_OK): Removed.
6013 (SWITCH_LIVE): Changed to bit.
6014 (SWITCH_FALSE): Likewise.
6015 (SWITCH_IGNORE): Likewise.
6016 (switchstr): Change live_cond to unsigned int.
6017 (process_command): Replace SWITCH_OK with 0.
6018 (do_self_spec): Likewise.
6019 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
6020 (give_switch): Likewise.
6021 (used_arg): Likewise.
6022 (do_spec_1): Set the SWITCH_IGNORE bit.
6023 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
6024 bits. Set the SWITCH_LIVE bit.
6026 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6028 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
6030 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
6032 PR tree-optimization/34472
6033 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
6034 parameter to a "bool *" and set *DATA to false if there is
6035 an unsafe access. Do not delete the structure here.
6036 (check_cond_exprs): Delete it here instead.
6037 (check_cond_exprs, exclude_cold_structs): Do not increase
6038 I when removing a structure.
6040 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
6043 * config/i386/i386.c (ix86_expand_vector_init): Consider only
6044 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
6046 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
6049 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
6050 a fixed vector for stack.
6052 2008-01-24 Ben Elliston <bje@au.ibm.com>
6055 * doc/gcc.texi (Software development): Add a direntry for g++.
6057 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
6059 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
6060 stale and straggling -fforce-addr comments above.
6062 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
6064 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
6065 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
6067 2008-01-23 Michael Matz <matz@suse.de>
6070 * dwarf2out.c (force_type_die): Use modified_type_die instead of
6073 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
6075 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
6078 2008-01-23 Anatoly Sokolov <aesok@post.ru>
6080 * config/avr/avr.c (avr_current_arch): New variable.
6081 (avr_arch_types): Add 'avr31' and 'avr51' entries.
6082 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
6083 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
6084 (avr_override_options): Init 'avr_current_arch'.
6085 (base_arch_s): Move from here...
6086 * config/avr/avr.h (base_arch_s): ... here. Add new members
6087 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
6088 'mega' to 'have_jmp_call'.
6089 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
6090 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
6092 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
6094 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6095 MULTILIB_MATCHES): (Ditto.).
6097 2008-01-23 Richard Guenther <rguenther@suse.de>
6100 * cgraphunit.c (cgraph_reset_node): Always mark the node
6101 not reachable if it is not queued already.
6103 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
6105 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
6106 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
6107 (cputype_selected): New static variable.
6108 (bfin_handle_option): Set it if -mcpu is used.
6109 (override_option): Select default set of workarounds if no cpu type
6110 selected on the command line.
6111 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
6113 From Michael Frysinger <michael.frysinger@analog.com>
6114 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
6115 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
6117 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
6118 for bf547, bf523, bf524, and bf526.
6119 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
6121 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
6122 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
6123 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
6124 __ADSPBF547__ and __ADSPBF54x__ for bf547.
6125 * doc/invoke.texi (Blackfin Options): Document that
6126 -mcpu now accept bf547, bf523, bf524, and bf526.
6128 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
6130 PR rtl-optimization/34628
6131 * combine.c (try_combine): Stop and undo after the first combination
6132 if an autoincrement side-effect on the first insn has effectively
6135 2008-01-22 David Edelsohn <edelsohn@gnu.org>
6138 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6139 Offset addresses are not valid for Altivec or paired float modes.
6141 2008-01-22 Jakub Jelinek <jakub@redhat.com>
6144 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
6145 if DECL_INITIAL (decl) is error_mark_node.
6148 * c-common.c (handle_vector_size_attribute): Only allow
6149 integral, scalar float and fixed point types. Handle OFFSET_TYPE
6150 the same way as pointer, array etc. types.
6151 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
6154 * tree.c (build_type_attribute_qual_variant): Call
6155 build_qualified_type if attributes are equal, but quals are not.
6157 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6160 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
6161 * flags.h (warn_strict_aliasing): Remove.
6162 (warn_strict_overflow): Remove.
6163 * opts.c (warn_strict_aliasing): Remove.
6164 (warn_strict_overflow): Remove.
6165 * c-opts.c (c_common_handle_option): -Wall only sets
6166 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
6167 (c_common_post_options): Give default values to -Wstrict-aliasing
6168 and -Wstrict-overflow if they are uninitialized.
6169 * common.opt (Wstrict-aliasing): Specify Var and Init.
6170 (Wstrict-overflow): Likewise.
6172 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6174 PR rtl-optimization/26854
6175 PR rtl-optimization/34400
6176 PR rtl-optimization/34884
6177 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
6179 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
6180 (df_rd_bb_info.expanded_lr_out): Deleted
6181 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
6182 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
6183 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6184 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6185 Removed code to allocate, initialize or free expanded_lr_out.
6186 (df_rd_bb_local_compute_process_def): Restructured to make more
6188 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
6189 sets if the sets are being trimmed.
6191 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
6194 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
6195 (as_vers): Likewise.
6196 * configure: Regenerated.
6198 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6201 * tree-pass.h (pass_build_alias): New pass.
6202 * tree-ssa-alias.c (gate_build_alias): New.
6203 (pass_build_alias): New.
6204 * passes.c (init_optimization_passes): Add pass_build_alias after
6205 pass_create_structure_vars.
6207 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
6209 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
6210 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
6211 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
6212 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
6213 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
6214 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
6215 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
6216 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
6217 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
6218 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
6219 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
6220 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
6221 * config/s390/s390.md (FP_ALL): New mode iterator.
6222 (_d): New mode attribute.
6223 ("*signbit<mode>2>"): Changed mode of first operand.
6224 ("isinf<mode>2"): Changed mode of first operand.
6225 ("*TDC_insn"): Adaptation for DFP modes.
6227 2008-01-22 Ben Elliston <bje@au.ibm.com>
6229 * tree.c (check_qualified_type): Improve function description.
6231 2008-01-21 Jason Merrill <jason@redhat.com>
6234 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
6235 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
6238 2008-01-21 DJ Delorie <dj@redhat.com>
6240 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
6243 2008-01-21 Richard Guenther <rguenther@suse.de>
6246 * tree-cfg.c (verify_expr): Allow all invariant expressions
6247 instead of just constant class ones as reference argument.
6248 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
6249 like any other constant.
6250 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6252 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
6254 * regmove.c (fixup_match_1): Update call crossed frequencies.
6256 2008-01-21 Richard Guenther <rguenther@suse.de>
6259 * tree-inline.c (setup_one_parameter): Deal with mismatched
6260 types using a VIEW_CONVERT_EXPR.
6262 2008-01-21 Alon Dayan <alond@il.ibm.com>
6263 Olga Golovanevsky <olga@il.ibm.com>
6265 PR tree-optimization/34701
6266 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
6267 when the structure size is not a power of 2.
6269 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
6271 * doc/install.texi: Add doc for --enable-checking=df.
6273 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
6275 PR rtl-optimization/34808
6276 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
6278 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6280 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
6283 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6285 PR rtl-optimization/26854
6286 PR rtl-optimization/34400
6287 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
6289 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
6290 (df_rd_bb_info.expanded_lr_out): New.
6291 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
6292 * loop_iv.c (iv_analysis_loop_init): Ditto.
6293 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
6294 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
6295 Added code to allocate, initialize or free expanded_lr_out.
6296 (df_rd_bb_local_compute_process_def): Restructured to make
6297 more understandable.
6298 (df_rd_confluence_n): Add code to do nothing with fake edges and
6299 code to no apply invalidate_by_call sets if the sets are being trimmed.
6300 (df_lr_local_finalize): Renamed to df_lr_finalize.
6301 (df_live_local_finalize): Renamed to df_live_finalize.
6303 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
6306 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
6307 deciding whether to use reciprocal instructions.
6309 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
6311 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
6312 dwarf2out_note_section_used if cold_text_section is NULL.
6314 2008-01-19 Jakub Jelinek <jakub@redhat.com>
6316 PR gcov-profile/34610
6317 * tree-cfg.c (make_edges): Mark both outgoing edges from
6318 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
6319 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
6320 from OMP_FOR and OMP_CONTINUE outgoing edges.
6322 * tree-profile.c (tree_profiling): Return early if
6323 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
6325 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
6326 from cfun to child_cfun.
6327 * function.h (struct function): Add after_tree_profile bit.
6329 2008-01-19 Anatoly Sokolov <aesok@post.ru>
6331 * config/avr/avr.S (_exit): Disable interrupt.
6333 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
6334 Steven Bosscher <stevenb.gcc@gmail.com>
6336 PR rtl-optimization/26854
6337 PR rtl-optimization/34400
6338 * df-problems.c (df_live_scratch): New scratch bitmap.
6339 (df_live_alloc): Allocate df_live_scratch when doing df_live.
6340 (df_live_reset): Clear the proper bitmaps.
6341 (df_live_bb_local_compute): Only process the artificial defs once
6342 since the order is not important.
6343 (df_live_init): Init the df_live sets only with the variables
6344 found live by df_lr.
6345 (df_live_transfer_function): Use the df_lr sets to prune the
6346 df_live sets as they are being computed.
6347 (df_live_free): Free df_live_scratch.
6349 2008-01-18 Ian Lance Taylor <iant@google.com>
6351 * common.opt: Add fmerge-debug-strings.
6352 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
6353 flag_merge_debug_strings rather than flag_merge_constants.
6354 * doc/invoke.texi (Option Summary): Mention
6355 -fmerge-debug-strings.
6356 (Debugging Options): Document -fmerge-debug-strings.
6358 2008-01-18 Ian Lance Taylor <iant@google.com>
6361 * tree.h (DECL_IS_OPERATOR_NEW): Define.
6362 (struct tree_function_decl): Add new field operator_new_flag.
6363 * tree-inline.c (expand_call_inline): When inlining a call to
6364 operator new, force the return value to go into a variable, and
6365 set DECL_NO_TBAA_P on that variable.
6366 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
6368 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
6371 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
6372 DWARF2_DEBUGGING_INFO.
6373 (dwarf2out_note_section_used): Ditto. Add prototype.
6374 (have_multiple_function_sections, text_section_used,
6375 cold_text_section_used, *cold_text_sections): Move declarations
6378 2008-01-17 Bob Wilson <bob.wilson@acm.org>
6380 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
6381 field and add signal_ra.
6382 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
6383 assignments to frame state pc. Move end of stack check after
6384 MD_FALLBACK_FRAME_STATE_FOR.
6385 (uw_update_context_1): Use frame state signal_regs if set, instead
6386 of checking signal_frame flag.
6387 (uw_update_context): Use frame state signal_ra if set.
6388 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
6389 * config/xtensa/linux-unwind.h: New file.
6391 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
6393 * modulo-sched.c (get_sched_window): Fix comment typo.
6395 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
6397 PR tree-optimization/34648
6398 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
6400 2008-01-17 Anatoly Sokolov <aesok@post.ru>
6402 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
6403 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
6405 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
6407 PR rtl-optimization/34400
6408 * df-core.c (df_worklist_dataflow_overeager,
6409 df_worklist_dataflow_doublequeue): New functions.
6410 (df_worklist_dataflow): Two different worklist solvers.
6411 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
6414 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6417 * doc/invoke.texi: Document the dependence on pthread for fopenmp
6418 and ftree-parallelize-loops.
6420 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
6422 PR rtl-optimization/34826
6423 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
6425 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
6427 * global.c (find_reg): Mark the eh regs as used if necessary.
6428 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
6429 * ra.h (struct allocno): no_eh_reg field added. Changed
6430 no_stack_reg type to bitfield.
6432 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
6434 * tree.c (substitute_in_expr): Add missing 'break'.
6436 2008-01-17 Richard Guenther <rguenther@suse.de>
6438 PR tree-optimization/34825
6439 * tree-ssa-math-opts.c (is_division_by): Do not recognize
6440 x / x as division to handle.
6442 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6444 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
6445 "-pthread" is specified.
6446 * pa-hpux11.h (LIB_SPEC): Likewise.
6448 2008-01-16 Janis Johnson <janis187@us.ibm.com>
6449 Peter Bergner <bergner@vnet.ibm.com>
6451 PR rtl-optimization/33796
6452 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
6454 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6456 PR libgfortran/34699
6457 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
6459 * pa-hpux10.h (LINK_SPEC): Likewise.
6460 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
6462 2008-01-16 Richard Guenther <rguenther@suse.de>
6465 * fold-const.c (fold_convert_const_int_from_int): Do not
6466 set overflow if that occured only because of a sign extension
6467 change when converting from/to a sizetype with the same
6468 precision and signedness.
6470 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6473 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
6474 location address to the correct place. Update copyright year.
6476 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6478 * lambda-code.c (lambda_transform_legal_p): Handle the case of
6479 no dependences in the dependence_relations vector.
6481 2008-01-16 Jan Hubicka <jh@suse.cz>
6483 PR rtl-optimization/31396
6484 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
6485 * cfg.c (dump_reg_info): Print it.
6486 * regs.h (struct reg_info_t): add freq_calls_crossed.
6487 (REG_FREQ_CALLS_CROSSED): New macro.
6488 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
6489 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
6490 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
6491 regmove_optimize): Update call crossed frequencies.
6492 * local-alloc.c (struct qty): Add freq_calls_crossed.
6493 (alloc_qty): Copute freq_calls_crossed.
6494 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
6495 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
6496 * ra.h (struct allocno): Add freq_calls_crossed.
6498 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6500 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
6501 libgomp when compiling with ftree-parallelize-loops.
6502 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
6504 2008-01-16 Richard Guenther <rguenther@suse.de>
6506 PR tree-optimization/34769
6507 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
6508 * tree.c (int_cst_value): Instead make this function more
6509 permissive in what it accepts as valid input. Document this
6510 function always sign-extends the value.
6512 2008-01-16 Jakub Jelinek <jakub@redhat.com>
6513 Richard Guenther <rguenther@suse.de>
6516 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
6517 (gimple_fold_indirect_ref_rhs): ... this.
6518 (gimple_fold_indirect_ref): New function with foldings
6519 that preserve lvalueness.
6520 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
6521 * tree-flow.h (gimple_fold_indirect_ref): Declare.
6522 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
6523 to fold an INDIRECT_REF, fall back to the old use of
6524 fold_indirect_ref_1.
6526 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
6528 * tree-data-ref.c (subscript_dependence_tester_1): Call
6529 free_conflict_function.
6530 (compute_self_dependence): Same.
6532 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
6535 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
6536 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
6538 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
6539 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
6540 for DWARF2_UNWIND_INFO targets.
6542 2008-01-16 Richard Guenther <rguenther@suse.de>
6545 * c-typeck.c (common_pointer_type): Do not merge inconsistent
6546 type qualifiers for function types.
6548 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
6550 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
6551 loop_iterator li from previous commit.
6553 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
6555 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
6557 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6559 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
6560 (parallelize_loops): Don't parallelize irreducible components.
6562 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6565 * c-opts (c_common_post_options): Do not enable CPP
6566 flag_pedantic_errors by default.
6568 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
6570 PR rtl-optimization/31944
6571 * cse.c (remove_pseudo_from_table): New function.
6572 (merge_equiv_classes): Use above function to remove pseudo-registers.
6573 (invalidate): Likewise.
6575 2008-01-13 Richard Guenther <rguenther@suse.de>
6578 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
6579 instead of TYPE_MODE to deal with calls from expand_one_error_var.
6581 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
6583 * gcse.c (cprop_jump): Call validate_unshare_change instead of
6584 validate_change to unshare the source of the PC set.
6586 2008-01-12 Jan Hubicka <jh@suse.cz>
6589 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
6590 references above array bounds. This might trigger bounds checks for
6593 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
6595 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
6596 new_replaceable_dependencies.
6598 2008-01-12 Doug Kwan <dougkwan@google.com>
6600 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
6601 instead of OPT_Wreturn_type in warning due to ignored return type
6603 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
6604 options included in -Wextra.
6605 * c.opt: New option -Wignored_qualifiers.
6606 * doc/invoke.texi (Warning Options, -Wextra): Add new option
6607 -Wignore_qualifiers.
6608 (-Wignored-qualifiers): Document.
6609 (-Wreturn-type): Remove description of functionality now handled
6610 by -Wignored-qualifiers.
6612 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
6615 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
6616 NOP_EXPR if it is between integral types with the same precision.
6618 2008-01-12 Jan Hubicka <jh@suse.cz>
6621 * invoke.texi (max-inline-recursive-depth): Fix default value.
6623 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
6625 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
6628 2008-01-11 Bob Wilson <bob.wilson@acm.org>
6630 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
6632 2008-01-11 James E. Wilson <wilson@specifix.com>
6635 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
6637 2008-01-11 Anatoly Sokolov <aesok@post.ru>
6639 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
6640 save/restore frame pointer register and don't use 'call-prologues'
6641 optimization in function with "OS_task" attribute.
6643 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
6646 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
6647 when copying to memory.
6649 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
6651 PR rtl-optimization/30905
6652 * cfgcleanup.c: Include dce.h
6653 (crossjumps_occured): New global variable.
6654 (try_crossjump_bb): Exit loop after finding a fallthru edge.
6655 If something changed, set crossjumps_occured to true.
6656 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
6657 Don't add/remove fake edges to exit here...
6658 (cleanup_cfg): ...but do it here, when crossjumping.
6659 Run a fast DCE when successful crossjumps occured in the latest
6660 iteration of try_optimize_cfg.
6662 2008-01-11 Richard Guenther <rguenther@suse.de>
6664 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
6665 (struct vn_unary_op_s): Likewise.
6666 (vn_reference_insert): Free old reference on hash collision.
6668 2008-01-10 Raksit Ashok <raksit@google.com>
6670 PR rtl-optimization/27971
6671 * combine.c (find_split_point): Split PLUS expressions which are
6672 inside a MEM rtx, and whose first operand is complex.
6674 2008-01-10 DJ Delorie <dj@redhat.com>
6676 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
6677 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
6678 (m32c_hard_regno_ok): Call the underlying function.
6680 2008-01-10 Richard Guenther <rguenther@suse.de>
6683 * tree-cfg.c (tree_merge_blocks): Do not go through the
6684 full-blown folding and stmt updating path if we just deal
6685 with virtual operands.
6686 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
6687 test for abnormal SSA_NAMEs.
6689 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
6692 * reload.c (push_reload): Add assertions. All constants from
6693 reg_equiv_constant should have been used for replacing the respective
6695 (find_reloads_address): Invoke find_reloads_address_part for
6696 constant taken from the reg_equiv_constant array.
6698 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
6700 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
6701 field (valnum) the first in the struct. Replace bools with
6704 2008-01-10 Richard Guenther <rguenther@suse.de>
6706 PR tree-optimization/34651
6707 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
6708 types and ordering for masking and converting.
6710 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
6712 PR tree-optimization/34017
6713 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
6714 also for PHI_NODE expressions.
6716 2008-01-09 Jan Hubicka <jh@suse.cz>
6718 PR tree-optimization/34708
6719 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
6720 based on number of case labels.
6721 (init_inline_once): Remove switch_cost.
6722 * tree-inline.h (eni_weights_d): Remove switch_cost.
6724 2008-01-09 Richard Guenther <rguenther@suse.de>
6725 Andrew Pinski <andrew_pinski@playstation.sony.com>
6728 * gimplify.c (gimplify_cond_expr): Do not create an addressable
6729 temporary if an rvalue is ok or an lvalue is not required.
6731 2008-01-09 Richard Guenther <rguenther@suse.de>
6734 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
6737 2008-01-09 Richard Guenther <rguenther@suse.de>
6740 * tree.c (host_integerp): Check for sizetype only if the
6741 type is an integer type.
6743 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
6746 * opts.c (decode_options): Disable inlining of functions called
6747 once if not in unit-at-a-time mode.
6749 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
6751 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
6753 2008-01-08 Richard Guenther <rguenther@suse.de>
6756 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
6757 out early if the result will be unused.
6759 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6764 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6765 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6768 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
6770 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
6771 for vectorization tuned.
6773 2008-01-08 Richard Guenther <rguenther@suse.de>
6775 PR tree-optimization/34683
6776 * tree-ssa-operands.c (operand_build_cmp): Export.
6777 * tree-ssa-operands.h (operand_build_cmp): Declare.
6778 * tree-vn.c (vuses_compare): Remove.
6779 (sort_vuses): Use operand_build_cmp.
6780 (sort_vuses_heap): Likewise.
6781 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
6782 to re-use old VEC if available. Do not sort already sorted VUSEs.
6783 (vdefs_to_vec): Do not sort already sorted VDEFs.
6785 2008-01-08 Jakub Jelinek <jakub@redhat.com>
6788 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
6790 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
6793 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
6794 limitations of reciprocal sequences on x86 targets.
6796 2008-01-08 Richard Guenther <rguenther@suse.de>
6798 PR tree-optimization/34683
6799 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
6801 2008-01-07 Jakub Jelinek <jakub@redhat.com>
6804 * config/darwin.c (darwin_mergeable_string_section): Don't use
6805 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
6807 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
6810 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
6811 negxf2. Macroize expander using X87MODEF mode iterator. Change
6812 predicates of op0 and op1 to register_operand.
6813 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
6814 expander using X87MODEF mode iterator. Change predicates of
6815 op0 and op1 to register_operand.
6816 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
6817 corresponding patterns and macroize using MODEF macro. Change
6818 predicates of op0 and op1 to register_operand and remove
6819 "m" constraint. Disparage "r" alternative with "!".
6820 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
6821 macroize using X87MODEF macro. Change predicates of op0 and op1
6822 to register_operand and remove "m" constraint. Disparage "r"
6823 alternative with "!".
6824 (absneg splitter with memory operands): Remove.
6825 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
6826 patterns and macroize using X87MODEF mode iterator.
6827 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
6828 Change predicate of op1 to register_operand.
6829 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
6830 for memory operands.
6832 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
6834 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
6836 2008-01-07 Richard Guenther <rguenther@suse.de>
6838 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
6841 2008-01-07 Richard Guenther <rguenther@suse.de>
6843 PR tree-optimization/34683
6844 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
6845 VOPs of the needed size to save memory. Use VEC_quick_push
6846 to save compile-time.
6847 (vdefs_to_vec): Likewise.
6849 2008-01-07 Sa Liu <saliu@de.ibm.com>
6851 * config/spu/spu.md (divdf3): Genetate inline code for double
6852 division. The implementation doesn't handle INF or NAN, therefore it
6853 only applies when -ffinite-math-only is given.
6855 2008-01-06 Paolo Carlini <pcarlini@suse.de>
6858 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
6859 * doc/cpp.texi ([Common Predefined Macros]): Document.
6861 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
6863 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
6864 order to use commutative addition instead of subtraction.
6866 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6867 Mircea Namolaru <namolaru@il.ibm.com>
6868 Vladimir Yanovsky <yanov@il.ibm.com>
6869 Revital Eres <eres@il.ibm.com>
6871 PR tree-optimization/34263
6872 * tree-outof-ssa.c (process_single_block_loop_latch,
6873 contains_tree_r): New functions.
6874 (analyze_edges_for_bb): Call process_single_block_loop_latch
6875 function to empty single-basic-block latch block if possible.
6877 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6879 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
6881 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
6883 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6885 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
6887 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
6889 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
6891 2008-01-05 Jakub Jelinek <jakub@redhat.com>
6893 PR tree-optimization/34618
6894 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
6897 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
6900 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
6901 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
6902 Update copyright year.
6904 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
6905 Update copyright year.
6906 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
6909 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
6911 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
6912 edge does not point to current bb before changing need_assert.
6914 2008-01-04 Richard Guenther <rguenther@suse.de>
6917 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
6918 for verifying purposes if they are is_gimple_min_invariant.
6920 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
6922 PR tree-optimization/34448
6923 PR tree-optimization/34465
6924 * gimplify.c (gimplify_init_constructor): Add new parameter
6925 notify_temp_creation. Use it.
6926 (gimplify_modify_expr_rhs): Take volatiles into account when
6927 optimizing constructors.
6928 Do not optimize constructors if gimplify_init_constructor will dump to
6930 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
6931 * gcc.c-torture/compile/pr34448.c: New.
6933 2008-01-04 Jakub Jelinek <jakub@redhat.com>
6935 PR gcov-profile/34609
6936 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
6937 return_slot if result is TREE_ADDRESSABLE.
6939 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
6941 * config/mips/mips.md (sqrt_condition): Tweak comment.
6942 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
6944 2008-01-03 Tom Tromey <tromey@redhat.com>
6947 * c-common.c (c_type_hash): Handle VLAs.
6949 2008-01-03 Jan Hubicka <jh@suse.cz>
6951 PR tree-optimization/31081
6952 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
6953 0 when inlining and not inlining to first basic block.
6954 (remap_decl): When var is initialized to 0, don't set default_def.
6955 (expand_call_inline): Set entry_bb.
6956 * tree-inline.h (copy_body_data): Add entry_bb.
6958 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6961 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
6964 PR tree-optimization/29484
6965 * tree-inline.c (inline_forbidden_p_2): New function.
6966 (inline_forbidden_p): Disallow inlining if some static var
6967 has an address of a local LABEL_DECL in its initializer.
6968 * doc/extend.texi (Labels as Values): Document &&foo behaviour
6971 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
6973 PR tree-optimization/34635
6974 * tree-data-ref.c (add_other_self_distances): Make sure that the
6975 evolution step is constant.
6977 2008-01-03 Jakub Jelinek <jakub@redhat.com>
6980 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
6982 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
6984 * tree-sra.c (scalarize_init): Insert the generate_element_init
6985 statements after the generate_element_zero statements.
6987 2008-01-02 Richard Guenther <rguenther@suse.de>
6991 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
6992 for very large number of operands instead of ICEing.
6994 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
6997 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
6998 while stack probing.
7000 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
7002 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
7005 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
7008 * tree-mudflap.c (mx_register_decls): Guard warning by
7009 !DECL_ARTIFICIAL check.
7011 2008-01-01 Jakub Jelinek <jakub@redhat.com>
7013 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
7014 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
7015 sse5_perm<mode>): Fix constraints.